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Particular illumination

Subclass of:

349 - Liquid crystal cells, elements and systems

349056000 - PARTICULAR STRUCTURE

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
349062000 With integral optical element for guiding or distributing light from the light source 1155
349069000 Electroluminescent light source 105
349070000 Fluorescent light source 64
349068000 With plural diverse light sources (e.g., for day and night) 37
Entries
DocumentTitleDate
20100157194LAMP SOCKET, BACKLIGHT ASSEMBLY INCLUDING THE LAMP SOCKET, AND LIQUID CRYSTAL DISPLAY INCLUDING THE BACKLIGHT ASSEMBLY - A lamp socket includes a lamp connection unit which is electrically connected to a lamp, a power connection unit which is disposed below and adjacent to the lamp connection unit along a longitudinal axis and is electrically connected to an electric source which supplies power to the lamp, and a fastening member which is disposed on the power connection unit, wherein the power connection unit comprises at least one sub-component which has a surface area perpendicular to the longitudinal axis which is larger than the largest surface area of the lamp connection unit perpendicular to the longitudinal axis and wherein the sub-component of the power connection unit with the largest surface area perpendicular to the longitudinal axis is located proximate to the lamp connection unit.06-24-2010
20130044272LED Backlight Driving Method, LED Backlight Driving Circuit and Liquid Crystal Display Device - The present invention discloses a LED backlight driving method, a LED backlight driving circuit and a liquid crystal display (LCD) device, wherein said LED backlight driving method comprises the following steps: detecting the voltage and the current of each LED string, calculating the power of each LED string, and determining the reference power; and regulating the output power of each LED string until the output power is equal to said reference power. Because the present invention uses the constant power control mode, the LED brightness decline caused by heat can be compensated on the one hand; on the other hand, by automatically regulating the voltage and the current of the light bar, the current at high voltage drop becomes low, and the current at low voltage drop becomes high. Thus, there is a reduction of the consumption of the constant-current control circuit caused by different voltage drops and a reduction of the temperature.02-21-2013
20130044273LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR CONTROLLING SCANNING BACKLIGHT - A liquid crystal display device employing a scanning backlight scheme which reduces the degradation of display quality is provided. An image formation region is divided into a plurality of regions S02-21-2013
20120200800BACKLIGHT APPARATUS, CONTROL METHOD FOR CONTROLLING THE SAME, AND IMAGE DISPLAY APPARATUS - A backlight apparatus comprises a light emission control unit which controls light emission of each of a plurality of light source blocks; a luminance detecting unit which detects a luminance of the light source block; and a correcting unit which successively executes a correcting process for the plurality of light source blocks by allowing one light source block to emit light so that a light emission amount of the concerning light source block is corrected on the basis of a detected luminance value and a target value thereof; wherein a temperature fluctuation suppressing process is executed when the correcting unit executes the correcting process, so that a plurality of the light source blocks, which include the light source block assumed to emit light in the correcting process to be executed next time, are simultaneously allowed to emit light for a predetermined period at a predetermined luminance.08-09-2012
20090279017WAVELENGTH CONVERSION MODULE, LASER LIGHT SOURCE DEVICE, TWO DIMENSIONAL IMAGE DISPLAY DEVICE, BACKLIGHT LIGHT SOURCE, LIQUID CRYSTAL DISPLAY DEVICE AND LASER PROCESSING DEVICE - A wavelength conversion module includes: a first fundamental wave propagation optical fiber for propagating a fundamental wave emitted from a laser light source; a first wavelength conversion element, optically connected to the first fundamental wave propagation optical fiber, for converting the fundamental wave emitted from the first fundamental wave propagation optical fiber into a harmonic wave; and a first harmonic propagation optical fiber, optically connected to the first wavelength conversion element, for propagating the harmonic wave emitted from the first wavelength conversion element, wherein the core diameter of the first harmonic propagation optical fiber is 0.5 to 0.9 times as large as the core diameter of first fundamental wave propagation optical fiber.11-12-2009
20120169962OPTICAL SENSOR AND DISPLAY DEVICE - In a liquid crystal display device, noise light to a photodetecting element is reduced, whereby an improved S/N ratio is achieved. The liquid crystal display device includes: a first substrate (07-05-2012
20120169960BROADBAND CHOLESTERIC LIQUID CRYSTAL FILM, METHOD FOR FABRICATING THE SAME, POLARIZATION DEVICE, AND HIGH LIGHT EFFICIENCY LIQUID CRYSTAL DISPLAY EMPLOYING THE SAME - The invention provides a broadband cholesteric liquid crystal film, a method for fabricating the same, a polarization device employing the same, and high light efficiency liquid crystal display employing the same. The cholesteric liquid crystal film is a single-layer liquid crystal material structure, and has a top surface and a bottom surface. Further, the cholesteric liquid crystal film includes a first region, a second region, and a third region, and the first region is adjacent to the top surface of the cholesteric liquid crystal film, the third region is adjacent to the bottom surface of the cholesteric liquid crystal film, and the second region is located between the first and third regions, and the average helical pitch P07-05-2012
20110194047DISPLAY DEVICE, METHOD OF CONTROLLING A LIGHT EMITTING DIODE ARRAY OF THE DISPLAY DEVICE, AND COMPUTER PROGRAM PRODUCT - A display device (08-11-2011
20130077019BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A backlight module and a liquid crystal display device having the same, it comprises a LED light bar, a heat dissipating piece and a back plate. By using fixing elements, the LED light bar is fixed on the heat dissipating piece, and the heat dissipating piece is fixed on the back plate. It further comprises a stopping piece, and the LED light bar is fixed on the heat dissipating piece by the fixing elements going through the stopping piece.03-28-2013
20090122225Light concentrating sheet, backlight unit including the light concentrating sheet and liquid crystal display module including the backlight unit - A light concentrating sheet for a liquid crystal display module includes a first base film having flat inner and outer surfaces; a first light concentrating film on the first base film and having a first thermal expansion coefficient; a second light concentrating film on the first light concentrating film and having a second thermal expansion coefficient; and a second base film on the second light concentrating film and having flat inner and outer surfaces.05-14-2009
20130038812METHOD, DEVICE AND SYSTEM FOR MULTI-COLOR SEQUENTIAL LCD PANEL - A sequential color LCD device for displaying a color image using at least four different primary colors, with back illumination system comprising of at least three color LEDs. The device is capable of activating at least two color LEDs simultaneously, thus obtaining additional display colors. A method is disclosed for displaying more than three colors using an LCD device having three color LEDs, in which the LED back illumination system sequentially illuminates the LC array with only a first single LED color, a simultaneous operation of first and second LED colors, and then only the second LED color. The device may drive the LC cells from a first color data value directly to a subsequent color data value directly, without driving the LC cell to zero transmittance prior to loading of the subsequent color data value. The device may correct for color phase shift and for the dependency of apparent color intensity.02-14-2013
20130038811Display Device - In order to provide a display device capable of improving the display quality at the time of 2D display and 3D display, the present invention provides a display device that includes: a display panel that displays an image; and a liquid, crystal lens panel that is arranged on the display surface side of the display panel, controls a refractive index in a cylindrical lens manner to form parallax barriers, and switches 2D display and 3D display, and the liquid crystal lens panel includes: a first transparent substrate that is arranged on the display panel side; a second transparent substrate that is arranged to face the first substrate through a liquid crystal layer; and a first polarizing plate that is formed on the display surface side of the second transparent substrate to control a polarization direction of light transmitting through the liquid crystal lens panel.02-14-2013
20130033659DISPLAY PANEL AND DISPLAY APPARATUS EMPLOYING THE SAME - A display panel including a liquid crystal layer and a display apparatus employing the same are disclosed. The display panel includes: first and second substrates; a liquid crystal layer which is interposed between the first and second substrates; first and second electrodes which are interposed respectively between the first substrate and liquid crystal layer and between the liquid crystal layer and the second substrate to apply power to the liquid crystal layer; first and second wire grid polarizing plates which are formed in a surface of each of the first and second substrates; and at least one of the first and second wire grid polarizing plates comprising a film-type wire grid polarizing plate comprising a base film and a wire grid formed on the base film and allowing predetermined polarized light to be transmitted therethrough.02-07-2013
20100045895LOAD DRIVING DEVICE, ILLUMINATION DEVICE, DISPLAY DEVICE - A load driving device according to the present invention is provided with: an enabling control section generating an enabling signal from an externally inputted PWM signal; and a load driving section that is turned on/off according to the enabling signal, and that PWM-drives the load according to the PWM signal.02-25-2010
20100045894PLANAR ILLUMINATION APPARATUS AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - Laser lights emitted from a light source 02-25-2010
20100026929PLANAR ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A planar illumination device is provided with a plurality of light guide paths, on which scanned light in different scanning sections of a scanning range by a scanning unit is respectively incident, and an illumination unit having a plurality of emission regions for emitting the light guided by the respective light guide paths. The number of the emission regions is 2 or more and 1000 or less, and the respective emission regions successively become luminous as the scanned light is incident on the respective light guide paths.02-04-2010
20130027632LIQUID CRYSTAL DISPLAY WITH NARROW ANGULAR RANGE OF INCIDENT LIGHT - A liquid crystal display includes a liquid crystal panel in the pixel electrode and common electrodes formed within a pixel comprise repeating structures. The angular range of light incident from the light source is narrower along a direction of the repeating structures than along an orthogonal direction.01-31-2013
20130027631LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY APPARATUS USING THE SAME - The present invention provides a liquid crystal display panel and a display apparatus using the same. The liquid crystal display panel comprises a first substrate, a second substrate and a liquid crystal layer. The liquid crystal layer is formed between the first substrate and the second substrate. The second substrate includes a passivation layer and a plurality of pixel electrodes. The passivation layer includes a plurality of convex portions, and the pixel electrodes are formed on the passivation layer. Each of the pixel electrodes has a plurality of node patterns protruding from the periphery of the pixel electrode. The present invention can improve a dark line problem in the conventional technology.01-31-2013
20120182496LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER - An object of the present invention is to achieve reduction in power consumption and to obtain sufficient heat dissipation performance in a lighting device. A backlight unit 07-19-2012
20120182495NITRIDE-BASED SEMICONDUCTOR LIGHT-EMITTING ELEMENT, LIGHTING DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR PRODUCING LIGHTING DEVICE - An illuminating device includes at least first and second nitride-based semiconductor light-emitting elements each having a semiconductor chip with an active layer region. The active layer region is at an angle of 1° or more with an m plane, and an angle formed by a normal line of a principal surface in the active layer region and a normal line of the m plane is 1° or more and 5° or less. The first and second nitride-based semiconductor light-emitting elements have thicnknesses of d07-19-2012
20120182494DISPLAY DEVICE AND BACKLIGHT MODULE THEREOF - The display apparatus includes a backlight module, which includes a light source, a light-emitting surface, a light-emitting counter surface and a flexible circuit. The light-emitting counter surface is disposed opposite to the light-emitting surface. The flexible circuit is electrically connected with the light source, and has a portion covering the light-emitting counter surface.07-19-2012
20130070181LIQUID CRYSTAL DISPLAY - A liquid crystal display includes: a liquid crystal display panel; a backlight unit including a light emitting diode; a first flexible printed circuit having first and second end portions and a bent portion, the first end portion of the first flexible printed circuit connected to the liquid crystal display panel; a second flexible printed circuit having first and second end portions, and a bent portion, the first end portion of the second flexible printed circuit coupled with the light emitting diode and a second end portion of the second flexible printed circuit connected to the first flexible printed circuit; an anisotropic conductive film connecting the first flexible printed circuit and the second flexible printed circuit; and a case including a recess portion at rear surface, the second end portion of the second flexible printed circuit is within the recess portion.03-21-2013
20130208213LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE - The present invention provides a liquid crystal display panel that suppresses the temperature dependence of transmittance-gradation characteristics and thus overcomes problems in which significant changes in transmittance-gradation characteristics are caused by the effects of environmental temperature and a light source to lead to the degradation of display performance, and a liquid crystal display device including the liquid crystal display panel. The liquid crystal display panel of the present invention includes a liquid crystal medium containing a plurality of liquid crystal compounds each having a negative dielectric constant anisotropy, the liquid crystal medium being held between a first substrate and a second substrate that are located opposite each other, and a side of each of the substrates in contact with the liquid crystal medium having vertical alignment properties for the liquid crystal compounds. The liquid crystal medium in the liquid crystal display panel contains a liquid crystal composition (1) or a liquid crystal composition (2) having a specific composition. In the liquid crystal display panel, Δγ which pertains to a transmittance-gradation characteristic curve coefficient and which is calculated from specific expressions is 0.2 or less.08-15-2013
20130208212BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY - A backlight module and a liquid crystal display are provided. The backlight module includes a light source, a heat dissipating bracket and a back plate. There disposes a heat conduction filling layer between the heat dissipating bracket and the back plate. After compressing the heat dissipating bracket and the back plate, the heat conduction filling layer is filled into the gap between the heat dissipating bracket and the back plate for further transferring the heat conducted by the heat dissipating bracket to the back plate. The present invention increases the efficiency of heat conduction and dissipation.08-15-2013
20090303412ILLUMINATING DEVICE, BACKLIGHT DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, METHOD FOR CONTROLLING ILLUMINATING DEVICE AND METHOD FOR CONTROLLING LIQUID CRYSTAL DISPLAY DEVICE - An illuminating device is provided with a plurality of light source modules (LM) each of which has a light emitting element and a driver circuit for driving the light emitting element, and the illuminating device controls the driver circuit of each light source module individually. All the light. source modules are grouped by having a plurality of light source modules arranged at intervals (d) as one group. A step of lighting light emitting bodies of the light source modules in the same group (for instance, LM (12-10-2009
20090040418LED device and back panel of liquid crystal display - A LED device of the present invention includes a substrate comprising a Cu and/or Al; a diamond-like carbon layer disposed on the substrate; an electric circuit formed on the diamond-like carbon layer; and a LED chip electrically connected to the electric circuit. The LED can be used as a light source of back light of liquid crystal display.02-12-2009
20090091683BACKLIGHT ASSEMBLY AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A backlight assembly generating less noise after power is turned ON or OFF, and a liquid crystal display device comprising the backlight assembly. The backlight assembly includes an alignment plate having a plurality of socket insertion holes each having socket insertion hole sidewalls, wherein at least one projection is formed on an inner surface of a socket insertion hole sidewall. An outer surface of a socket inserted into the socket insertion hole comes into physical contact with the projection.04-09-2009
20090091682LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - A liquid crystal panel according to the present invention includes a backlight portion emitting light having a brightness distribution in a horizontally oblong oval shape assuming that a longitudinal direction of a panel is a horizontal direction; a first polarizer; a liquid crystal cell; an optical compensation layer having a refractive index profile of nx>ny>nz; and a second polarizer, in this order from a backlight side.04-09-2009
20110013115LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a liquid crystal display portion (01-20-2011
20090268124Backlight module with detachable light source unit and liquid crystal display device having the same - A backlight module with a detachable light source unit includes a light guide plate and a light source unit housed in a module case. The light source unit can slide along a lengthwise direction of one end face of the light guide plate. The light source unit is equipped with a U-shaped cover member for holding a plurality of point light sources such as LEDs along a lengthwise direction. The backlight module further includes a coupling member to change a positional relationship between the light guide plate and the light source unit such that a distance between an emitting surface of the LED and an incident plane of the light guide plate during a process of exchanging the light source unit is larger than that between the emitting surface and the incident plane at a time of home position of the light source unit in the module case.10-29-2009
20120224119Light-Emitting Diode Module, Backlight Assembly Having the LED Module and Display Device Having the Backlight Assembly - A backlight assembly includes a light-emitting diode (LED) module and a bottom chassis. The LED module includes an LED package in which at least one LED chip is mounted, and first and second wire sockets respectively making contact with lead frames formed at two sides of the LED package. The bottom chassis has a coupling hole formed through a bottom portion for receiving a coupling hook of the LED module. Thus, a wire socket is configured to make contact with a lead frame formed at a side portion of an LED package and power is received through a wire inserted through the wire socket, so that an additional printed circuit board (PCB) or an additional flexible printed circuit board (FPCB) for providing the LED package with power may be omitted.09-06-2012
20130063679Backlight Module and Liquid Crystal Display Device Using the Same - The present invention discloses a backlight module and a liquid crystal display (LCD) device using the same. Said backlight module comprises a light emitting diode (LED) light cluster composed of a group of LEDs, and a light guide plate (LGP) which is arranged on the side of said LED light cluster and is coupled with the LED; wherein said backlight module also comprises a limit structure for making the position between said LGP and said LED light cluster be relatively fixed. Because the present invention uses a limit structure for making the position between the edge of said LGP and said LED light cluster be relatively fixed, the limit structure limits the edge position of the LGP; when the tolerance of the LGP is upwards and downwards offset, adjustment can be performed by the limit structure and the edge of the LGP. Meanwhile, the local displacement when the LGP expends with heat can be prevented from occurring. Thus, the coupling efficiency of the LGP and the LED light cluster is increased.03-14-2013
20130162929Display Device - A display device includes a first substrate which constitutes a part of a display panel, the first substrate having a first side and having a terminal formed thereon adjacent to the first side, and a flexible printed circuit board which is connected to the first substrate. The flexible printed circuit board includes a board portion, a wiring layer which is mounted on the board portion, a cover portion which covers the wiring layer, and a connecting portion which is connected to the terminal formed on the first substrate. The connecting portion includes a metal layer, and wherein the cover portion overlaps with the first side and an area between the first side and the terminal.06-27-2013
20120113353ILLUMINATION DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER - A backlight unit (05-10-2012
20120236228BACK LIGHT MODULE AND LIQUID CRYSTAL DISPLAY THEREOF - This invention relates to a back light module and a liquid crystal display thereof. The back light module includes a rear panel, an LGP, a PCB, a plurality of LEDs and at least an elastic clamping fastener. The rear panel includes a base plate and at least a sidewall. The LGP is positioned on the base plate. The PCB opposite to the LGP is positioned on the sidewall of the rear panel. The LEDs are positioned on the PCB. At least an elastic clamping fastener successively passes through the rear panel and the PCB to fasten the rear panel and the PCB. In addition, the top of the elastic clamping fastener is higher than the surface of the LEDs. The back light module and the liquid crystal display thereof in this invention are simple in structure, convenient in assembly, and low in cost.09-20-2012
20090147176PULSE WIDTH MODULATED DIMMING OF MULTIPLE LAMP LCD BACKLIGHT USING DISTRIBUTED MICROCONTROLLERS - In a scanning backlight for an LCD display, several backlights (06-11-2009
20100103345Backlight module and liquid crystal display - A backlight module includes at least one point light source and a light guide plate. The light guide plate includes a light emitting surface, a bottom surface, a light incident surface, a first side surface, a second side surface, a first microstructure, and a second microstructure. The bottom surface is opposite to the light emitting surface, the light incident surface connects the light emitting surface and the bottom surface, the point light source is disposed adjacent to the light incident surface, and the first microstructure is formed on the light incident surface. The first side surface is opposite to the light incident surface and connects the light emitting surface and the bottom surface, and the second side surface connects the light emitting surface, the bottom surface, the light incident surface, and the first side surface. The second microstructure is formed on the second side surface.04-29-2010
20100039582LCD PANEL TO BACKLIGHT FIXATION - The present invention provides a method of manufacturing a display module, the display module comprising a display panel and a backlight, The method includes the following steps: placing the display panel and the backlight into contact on a common contact area, the common contact area being defined as a fixation region of a contacting surface of the display panel coinciding with a contacting surface of the backlight, and applying a heat flow in the common contact area to create a local weld connection in the common contact area between the display panel and the backlight.02-18-2010
20110279749High Dynamic Range Displays Using Filterless LCD(s) For Increasing Contrast And Resolution - A display provides increased contrast and resolution via first LCD panel energized to generate an image and a second LCD panel configured to increase contrast of the image. The second panel is an LCD panel without color filters and is configured to increase contrast by decreasing black levels of dark portions of images (making them blacker or darker) using polarization rotation and filtration. Preferably, the second LCD panel is of higher resolution than the first LCD panel. The panels may be directly illuminated or edge lit, and may be globally or locally dimmed monochrome or multi primary lights that may also include individual control of color intensities for each image or frame displayed. The panels may be placed in any order, but preferably are arranged such that active layers in each panel are as close together as possible. Brightness is maintained by the combination of reusing polarization between the panels and by not going through more than one set of color filters. Improved contrast is a result of using multiple light modulators in series.11-17-2011
20110109837PRISM SHEET, BACK LIGHT UNIT INCLUDING THE PRISM SHEET, AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE BACK LIGHT UNIT - A prism sheet, a backlight unit, and a liquid crystal display device, the prism sheet including a transparent substrate; and at least one prism on the transparent substrate, wherein a refractive index (n) and a basic angle (θ) of the at least one prism satisfies the following condition: 1≦n/sin θ≦4.05-12-2011
20110279750LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device having an improved electrostatic discharge structure includes: a liquid crystal panel on which an image is formed; a light emitting diode (LED) unit for irradiating a backlight to the liquid crystal panel; a chassis in which the liquid crystal panel and the LED unit are installed; a LED circuit board including a LED chip that is installed to electrically contact the chassis and to control the LED unit; and a main circuit board connected to the liquid crystal panel and the LED circuit board. A grounding line is connected to the main circuit board and is formed on the LED circuit board. Accordingly, the static electricity that has flowed from the outside through the chassis 10 may be immediately discharged through the grounding line, and electronic components in the liquid crystal display device may be protected from the static electricity.11-17-2011
20110128466WHITE LED, AND BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A white LED includes a light emitting element with a light emission peak wavelength equal to or longer than 380 nm and equal to or shorter than 420 nm, and a phosphor layer containing three or more types of phosphors including at least a blue phosphor, a green phosphor, and a red phosphor and disposed in a manner to cover at least part of the light emitting element. The phosphor layer has a first phosphor layer and a second phosphor layer disposed in an opposite side of a side of the light emitting element of the first phosphor layer. In the first phosphor layer, a content of the blue phosphor in an entire phosphor contained in the first phosphor layer is equal to or less than 5 mass %, or the blue phosphor is not contained. In the second phosphor layer, a content of phosphor other than the blue phosphor in an entire phosphor contained in the second phosphor layer is equal to or less than 5 mass %, or no phosphor other than the blue phosphor is contained.06-02-2011
20090310062LINEAR LIGHT SOURCE DEVICE, PLANAR LIGHT EMITTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - To provide a linear light source device (12-17-2009
20110096263LED BACKLIGHT SYSTEM FOR LCD DISPLAYS - A LCD system including multiple light sources optically coupled through different light entry regions to at least one waveguide element positioned to backlight a LCD panel. A LCD system including multiple light sources coupled to light entry regions of two or more waveguides comprising a waveguide system positioned to backlight a LCD panel. Waveguides of various configurations and promoting even lighting of associated LCD panels are provided. Resulting LCD systems enable uniformly lit panels having diagonal measurements in excess of 12 to 14 inches, but the invention is not limited to panels of any particular size.04-28-2011
20120086886LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A lighting device configured to produce light in a substantially uniform overall color includes a plurality of light source boards and a plurality of point light sources. The point light sources are mounted on the light source boards. An average color of the point light sources is in an equivalent color range. The equivalent color range is defined by a square with two sides that are opposed sides each having an X-axis coordinate length of 0.015 and two sides that are opposed sides each having a Y-axis coordinate length of 0.015 in the CIE 1931 color space chromaticity diagram.04-12-2012
20110285935BACKLIGHT UNIT AND LIQUID CRYSTAL MODULE - In a backlight unit, a plurality of linear light sources arranged in a first direction are accommodated in a case so that they are covered by the case from a side opposite to an illuminated object. In the case, a reflective sheet is disposed on the bottom surface of the case, and a pair of supporting members are disposed to be spaced from each other in the extending direction of the linear light sources. The supporting members support the diffuser plate and the illuminated object. The diffuser plate has, on the light exit surface thereof, a first light-controlling portion having a pattern of stripes parallel to the linear light sources, and a pair of second light-controlling portions extending in the arrangement direction at positions corresponding to the supporting members.11-24-2011
20110299008LCD Backlighting with LED Phosphors - The invention relates to a liquid-crystal display fitted with a backlighting system having a white light source which comprises a semiconductor diode and a phosphor layer comprising a combination of at least two phosphors, where at least one phosphor emits red light and at least one phosphor emits green light, and to a process for the production thereof.12-08-2011
20100201911ILLUMINATING LENS, LIGHTING DEVICE, SURFACE LIGHT SOURCE, AND LIQUID-CRYSTAL DISPLAY APPARATUS - An illuminating lens has a light entrance surface and a light exit surface. The light exit surface has a first light exit surface recessed toward a point on an optical axis A and a second light exit surface extending outwardly from the periphery of the first light exit surface. The first light exit surface includes a transmissive region located in the center of the first light exit surface and a total reflection region located around the transmissive region. The transmissive region transmits light that has been emitted from a starting point Q, which is the position of a light source on the optical axis A, at a relatively small angle with respect to the optical axis A. The total reflection region totally reflects light that has been emitted from the starting point Q at a relatively large angle with respect to the optical axis A.08-12-2010
20100201910ILLUMINATING LENS, LIGHTING DEVICE, SURFACE LIGHT SOURCE, AND LIQUID-CRYSTAL DISPLAY APPARATUS - A light exit surface of an illuminating lens has a first light exit surface and a second light exit surface. The first light exit surface is recessed toward a point on the optical axis, and the second light exit surface extends outwardly from the periphery of the first light exit surface. The first light exit surface has a transmissive region and a total reflection region. When the position of a light source on the optical axis is defined as a starting point, the transmissive region transmits light that has been emitted from the starting point at a relatively small angle with respect to the optical axis, and the total reflection region totally reflects light that has been emitted from the starting point at a relatively large angle with respect to the optical axis. A reflective layer is formed on a bottom surface that surrounds a light entrance surface and faces oppositely to the light exit surface. The reflective layer reflects light that has been emitted from the light source, totally reflected repeatedly at the light exit surface, and then reached the bottom surface.08-12-2010
20100201909LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - Disclosed is a liquid crystal display which includes a first display panel including a plurality of pixel electrodes, a second display panel facing the first display panel, and a liquid crystal layer interposed between the first display panel and the second display panel, and a method of manufacturing the liquid crystal display panel. The second display panel includes a light emitting element displaying a color, an insulating layer disposed on the light emitting element and including a rubbed surface, a polarization layer disposed on the insulating layer and opposite to the light emitting element with respect to the insulating layer, and a common electrode disposed on the polarization layer and facing the pixel electrode.08-12-2010
20120002134NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT, ILLUMINATING DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, METHOD FOR PRODUCING NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND METHOD FOR MANUFACTURING ILLUMINATING DEVICE - An illuminating device according to the present invention includes at least a first nitride-based semiconductor light-emitting element and a second nitride-based semiconductor light-emitting element, in which: the first nitride-based semiconductor light-emitting element and the second nitride-based semiconductor light-emitting element each include a semiconductor chip; the semiconductor chip includes a nitride-based semiconductor multilayer structure 01-05-2012
20120099046ILLUMINATION DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER - A backlight unit (04-26-2012
20100123853LIQUID CRYSTAL DISPLAY PANEL AND APPARATUS COMPRISING THE SAME - A liquid crystal display panel and an apparatus comprising the same are disclosed. The apparatus comprises the liquid crystal display panel and a backlight module. The backlight module includes a lighting area. The liquid crystal display panel is disposed opposite to the backlight module. The liquid crystal display panel comprises a first substrate facing the backlight module and a first polarizer disposed at the outside of the first substrate. The first polarizer covers the lighting area of the backlight module, but does not exceed or flush with the first substrate.05-20-2010
20110285936Display apparatus, electronic equipment, mobile electronic equipment, mobile telephone, and image pickup apparatus - In a display apparatus which includes a liquid crystal layer, two electrode layers which sandwich the liquid crystal layer, and a black matrix, and the black matrix has a plurality of light exit points which transmit light, and a light exit point group includes at least one light exit point, and the display apparatus has a plurality of lenses which project the light exit point group, and the plurality of lenses project images of the light exit point groups to be overlapped, and projected images of the plurality of lenses are formed on a retina of an eye of an observer by inducing overlapping of light exit points in the light exit point group which have been overlapped upon being projected by the lenses, on a pupil of the eye of the observer.11-24-2011
20110299009LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER - a lighting device 12-08-2011
20110116009LAMP SOCKET, BACKLIGHT ASSEMBLY INCLUDING THE LAMP SOCKET, AND LIQUID CRYSTAL DISPLAY INCLUDING THE BACKLIGHT ASSEMBLY - A lamp socket includes a lamp connection unit which is electrically connected to a lamp, a power connection unit which is disposed below and adjacent to the lamp connection unit along a longitudinal axis and is electrically connected to an electric source which supplies power to the lamp, and a fastening member which is disposed on the power connection unit, wherein the power connection unit comprises at least one sub-component which has a surface area perpendicular to the longitudinal axis which is larger than the largest surface area of the lamp connection unit perpendicular to the longitudinal axis and wherein the sub-component of the power connection unit with the largest surface area perpendicular to the longitudinal axis is located proximate to the lamp connection unit.05-19-2011
20110292317BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit is disclosed. The backlight unit includes a light emitting device to emit light, an optical member to guide the light emitted from the light emitting device, a bottom chassis disposed on a rear surface of the optical member so as to support the optical member, a supporting member coming into partial contact with the bottom chassis so as to support a module including the light emitting device and a shock-absorbing member disposed between the rear surface of the optical member and the bottom chassis.12-01-2011
20090002596Liquid crystal panel having reflective film corresponding to non-display region and liquid crystal display with same - An exemplary liquid crystal panel includes a first substrate assembly, a second substrate assembly parallel to the first substrate assembly, and a liquid crystal layer sandwiched between the first substrate assembly and the second substrate assembly. The second substrate assembly includes a transparent substrate and a reflective layer provided on a surface of the transparent substrate facing the first substrate assembly. The liquid crystal panel includes a display region and a non-display region. The reflective layer is positioned corresponding to the non-display region.01-01-2009
20100091215SEMICONDUCTOR LIGHT-EMITTING DEVICE AS WELL AS IMAGE DISPLAY AND LIQUID CRYSTAL DISPLAY EMPLOYING THE SAME - The present invention relates to a semiconductor light-emitting device including a semiconductor light-emitting element emitting excitation light, a green phosphor and a red phosphor and including an Mn04-15-2010
20110216265LIQUID CRYSTAL DISPLAY DEVICE - It is an object of the present invention to provide a technique that can expand a dynamic range without allowing transmissivity of a liquid crystal display device of an IPS system to be reduced.09-08-2011
20110216264LIQUID CRYSTAL DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - An LCD apparatus and method of manufacturing the same is disclosed. The LCD apparatus includes a backlight; a first electrode and a second electrode disposed over the backlight; a liquid crystal layer disposed between the first electrode and the second electrode; and a color filter unit including a first color filter, a second color filter, and a third color filter, disposed over the second electrode, where the first color filter includes a plurality of first regions and a plurality of first connection portions, each first connection portion connecting two adjacent first regions to each other, and the second color filter includes a plurality of second regions and a plurality of second connection portions, each second connection portion connecting two adjacent second regions to each other.09-08-2011
20090190065LED Lighting Device And LCD Device Using The Same - An LED lighting device can compensate a brightness change and a color change caused by a temperature change and exhibit an in-plane uniform luminance and color. A lighting device includes: at least one line connected in parallel, a constant voltage source for applying a constant voltage to the line, an ON/OFF controller, and a current detector for measuring a value of current flowing in the line. The line is formed by one or more light-emitting diodes and a switch for turning ON/OFF the current flowing in the light emitting diodes connected in series. According to the current value of each of the lines measured by the current detector, the ON/OFF controller controls the ON/OFF period of the switch of each of the lines.07-30-2009
20090190064COLOR FILTER AND LIQUID CRYSTAL DISPLAY DEVICE - A color filter includes a red filter segment, a green filter segment and a blue filter segment, on a substrate, wherein when a pseudo-white LED is used, an area of a triangle defined by three chromaticity points of the red, green and blue filter segments expressed as (x07-30-2009
20120086884LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - The present invention provides an art of properly fixing a light source board without using any screw. A backlight unit 04-12-2012
20110128465BACKLIGHT UNIT AND DISPLAY DEVICE HAVING THE SAME - A backlight unit and a display device having a backlight unit that comprises a panel guide mold, a bottom cover, and a light supply unit, where the panel guide mold and the bottom cover are configured to provide sufficient stiffness and structural stability so that the width of the bezel is very small. The panel guide mold comprises a plurality of first mold units and a plurality of second mold units, where each of the plurality of second mold units is disposed between two of the first mold units, and the plurality of first mold units are offset in an outward direction relative to the plurality of second mold units. The bottom cover comprises a plurality of first sidewalls, each being aligned with a corresponding first mold unit, and a plurality of second sidewalls, where each is disposed between two of the first sidewalls and coupled to a corresponding second mold unit.06-02-2011
20100014020LIGHTING DEVICE FOR DISPLAY DEVICE AND DISPLAY DEVICE - A lighting device for a display device, according to the present invention, includes a plurality of tubular light sources 01-21-2010
20100128199LIGHT EMITTING APPARATUS AND DISPLAY APPARATUS USING THE SAME - A light emitting apparatus including a first light emitting device including a first light emitting diode chip configured to emit light of a first rank included in a first color gamut, and a second light emitting device including a second light emitting diode chip configured to emit light of a second rank included in the first color gamut, in which the first rank is different than the second rank. In addition, the first and second light emitting devices are arranged in relation to each other such that the light emitted by the first emitting device mixes with light emitted by the second light emitting device to form light of a third rank different than the first and second ranks.05-27-2010
20100079699BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY USING THE SAME - The disclosure relates to the backlight unit for preventing the optical sheet from cracking and the liquid crystal display using the backlight unit. The backlight unit comprises a light having a plurality of light sources; a bottom cover housing the light and having a first protrusion; a support side engaging to both open ends of the bottom cover to support the light and having a second protrusion; an optical sheet disposing on the light and including a first hook having a first elliptical hole for inserting the first protrusion and a second hook having a second elliptical hole for inserting the second protrusion; and a first slit between an edge of the first hook and the first elliptical hole within the first hook, and a second slit between an edge of the second hook and the second elliptical hole within the second hook.04-01-2010
20110267557BACK LIGHT AND LIQUID CRYSTAL DISPLAY DEVICE - A back light includes an irradiating portion for applying light to a liquid crystal panel and a heat diffusing member which is in contact with the irradiating portion. The heat diffusing member is made of a thermal conductive sheet containing a plate-like boron nitride particle and the thermal conductivity in a direction perpendicular to the thickness direction of the thermal conductive sheet is 4 W/m·K or more.11-03-2011
20100123852BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY USING THE SAME - A backlight unit and a liquid crystal display using the same are provided. The backlight unit includes a plurality of lamps, a first balance printed circuit board (PCB) that commonly supplies a high voltage AC signal to electrodes at one side of each of the lamps, a second balance PCB that commonly supplies the high voltage AC signal to electrodes at the other side of each of the lamps, and a bottom cover that receives the lamps and the first and second balance PCBs. A plurality of vibration absorbing holes are formed in an area where the first and second balance PCBs are formed.05-20-2010
20100123854OPTICAL SHEET, ILLUMINATING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - An illuminating device includes: a light guide plate for outputting light, which enters the light guide plate from one side surface, from a front surface of the light guide plate; an optical sheet disposed on the front surface of the light guide plate; and a reflection sheet disposed on a rear surface of the light guide plate. The optical sheet includes prism arrays which are provided on a surface of the optical sheet opposite to the light guide plate, and each of which has at least two inclined surfaces and a ridge line extending in one direction. The light guide plate changes a polarization state of light that is reflected by the surface of the optical sheet, is transmitted through the light guide plate, is reflected by the reflection sheet, is transmitted through the light guide plate again, and then enters the optical sheet.05-20-2010
20120268687OPTICAL LAMINATE, ILLUMINATING DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR MANUFACTURING OPTICAL LAMINATE - An light guide (10-25-2012
20090096954LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a backlight (04-16-2009
20090296017Line light source device, plane light emission device, plane light source device, and liquid crystal display - In the line light source device and the plane light emission device, first recesses 12-03-2009
20090262278EXTERNAL ELECTRODE LAMP, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY - An external electrode lamp (10-22-2009
20090262279INVERTER FOR LIGHT SOURCE DEVICE, LIGHT SOURCE DEVICE, DISPLAY DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - In a light source inverter rectifier circuits are respectively connected to a CCFL in a substantially U-shaped lamp and a CCFL in a substantially U-shaped lamp, and the outputs from the rectifier circuits are fed to a stabilization circuit. Thus, the stabilization circuit monitors an average of currents flowing through the substantially U-shaped lamps. This makes it possible to make uniform the currents flowing through the substantially U-shaped lamps.10-22-2009
20090290092LIQUID CRYSTAL DISPLAY DEVICE - An exemplary liquid crystal display (LCD) device includes a liquid crystal panel, a light guide plate, and blocks. The light guide plate includes a light emitting surface and cutouts. The blocks engage the cutouts, forming an accommodating space. The liquid crystal panel is accommodated in the accommodating space, and attached on the light emitting surface.11-26-2009
20090290091LIGHT-EMISSION CONTROL DEVICE AND LIQUID-CRYSTAL DISPLAY APPARATUS - According to one embodiment, a light-emission control device controls light emission of light sources of a light emitter including a plurality of light source areas each corresponding to one of the light sources, and includes a light-value calculator, a light-value modifying module, and a light controller. The light-value calculator calculates a light value for each of the light source areas. The light source areas include a target area for which a light value is to be modified and surrounding areas surrounding the target area. The light-value modifying module modifies a light value calculated for the target area using light values for the surrounding areas. The light controller lights a light source in the target area based on the modified light value.11-26-2009
20110170034BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - Provided is a backlight unit within a liquid crystal display (LCD) device where the backlight unit includes one or more light-emitting diodes (LEDs) mounted on a printed circuit board (PCB). Positioning of the PCB and its LEDs is provided by a PCB fixing member which includes a base portion and a support portion extending upward from a surface of the base portion. The PCB fixing member is structured to transfer heat energy away from the PCB and to an attached portion of the LCD device such as to a lower housing which houses the PCB and the PCB fixing member. The PCB fixing member includes a press-fit insertion groove into which at least part of the PCB can be easily inserted, thus simplifying manufacturing while assuring appropriate heat dissipation.07-14-2011
20090103003Foamed Resin Sheet and Liquid Crystal Display - This invention relates to a foamed resin sheet containing closed-cells which have a specific average diameter and a specific volume ratio.04-23-2009
20090296018Light-Emitting Device - A light-emitting device, comprising: a radiation source (12-03-2009
20120293740ANTIMICROBIAL CASE FOR MEDICAL MONITOR - Disclosed is an antimicrobial medical monitor case which has antimicrobial properties by adding a zinc phosphate glass powder to a synthetic resin for a monitor case. The antimicrobial case includes 99.4 to 99.8 wt % of a plastic resin and 0.2 to 0.4 wt % of a zinc phosphate glass powder represented by Formula:11-22-2012
20090040419ELECTRON EMISSION DEVICE FOR BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY USING THE SAME - An electron emission display device is provided having a light source unit including a plurality of cathode electrodes and a plurality of gate electrodes crossing the plurality of cathode electrodes. The light source unit emits electrons corresponding to voltages of the gate electrodes and the cathode electrodes and allows the emitted electrons to collide with a phosphor on an anode electrode to emit light. A gate driver generates a gate signal and transmits the gate signal to at least one of the gate electrodes. A cathode driver generates a cathode driving signal corresponding to an image signal and transmits the cathode driving signal to the cathode electrode. The cathode driving signal is transmitted in a plurality of pulse waveforms within one vertical synchronization period.02-12-2009
20120293742OPTICAL FILM, SURFACE LIGHT SOURCE DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE - An optical film in accordance with one embodiment comprises a stack having a plurality of basic pairs each constructed by stacking first and second layers. The number of stacks, the refractive index difference |Δn11-22-2012
20120293741LCD Panel, and Manufacturing Method and Driving Method Thereof - A liquid crystal display (LCD) panel, and a manufacturing method and a driving method thereof are disclosed. The LCD panel comprises: a first pixel matrix comprising a plurality of first pixel units; a second pixel matrix comprising a plurality of second pixel units; and a driving unit, being connected to the first pixel matrix and the second pixel matrix to drive the first pixel matrix and the second pixel matrix respectively, wherein the first pixel matrix and the second pixel matrix are arranged in parallel, and at least a pair of the first pixel units and the second pixel units are partially overlapped with each other to form an overlapped pixel region. In this way, the present invention can provide a high resolution and improve the product yield with the process conditions remaining unchanged.11-22-2012
20100103344EDGE-LIGHTING LED BACKLIGHT AND LCD THEREOF - The present invention relates to an edge-lighting LED backlight and LCD. The edge-lighting LED backlight comprises an LED light bar and a light guide plate, wherein a reflector is disposed between the LED light bar and the light guide plate, holes are set on the reflector, and light emitted from the LED light bar enters into the light guide plate through the holes. An LCD comprises the above edge-lighting LED backlight. In the above solution, the surface reflectance of the LED light bar is improved, the light loss is decreased and the utilization rate of light is improved by disposing the reflector between the LED light bar and the light guide plate, which decreases the quantity of the LEDs and the cost of the backlight.04-29-2010
20100103343ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight (04-29-2010
20100103342BACKLIGHT ASSEMBLY, LIQUID CRYSTAL DISPLAY HAVING THE BACKLIGHT ASSEMBLY AND METHOD OF MANUFACTURING THE LIQUID CRYSTAL DISPLAY - A backlight assembly includes a waveguide plate guiding light, a first light-emitting module disposed on a first side of the waveguide plate, the first light-emitting module including a plurality of first light-emitting blocks, a second light-emitting module disposed on a second side of the waveguide plate, the second light-emitting module including a plurality of second light-emitting blocks, and a plurality of optical drivers controlling luminance levels of the first light-emitting blocks and the second light-emitting blocks, wherein at least one of the first light-emitting blocks, at least one of the second light-emitting blocks, and at least one of the optical drivers are connected to each other04-29-2010
20110267559Illuminating Device And Liquid-Crystal Display Device Using The Same - An illuminating device capable of being produced at low costs and irradiating rays of light uniformly to a liquid crystal panel. The illuminating device has a plurality of LED packages each having LED's and a lens, the LED packages being congregated on a plane in a large area. Each of the LED packages includes at least four LED's corresponding to LED's for emitting at least red, green and blue, and at least two of the LED's in each LED package are positioned symmetrically to the center of the lens and emit the same color.11-03-2011
20090033828MONOCHROMATIC LIQUID CRYSTAL DISPLAY WITH HIGH CONTRAST RATIO - An STN liquid crystal display, wherein a twist angle of liquid crystal molecules of the liquid crystal layer is 155° to 210°, and a first angle between a polarizing axis direction of the first polarizer and an alignment direction of liquid crystal molecules of the liquid crystal layer in contact with the first transparent substrate and a second angle between a polarizing axis direction of the second polarizer and an alignment direction of liquid crystal molecules of the liquid crystal layer in contact with the second transparent substrate are each larger than 0° and smaller than 90°, and a sum of the first and second angles is 90°±7°. The STN liquid crystal display is provided having a high contrast ratio and good characteristics of viewing angle.02-05-2009
20100053498BACKLIGHT DEVICE, LIQUID CRYSTAL DISPLAY DEVICE AND ILLUMINATING DEVICE - A backlight device (03-04-2010
20080291359OPTICAL MEMBER, BACKLIGHT UNIT AND DISPLAY APPARATUS - An optical member enables a display apparatus to be improved in visibility of its display screen as viewed from a plurality of predetermined directions other than the directly forward direction. The optical member includes a lenticular lens member (11-27-2008
20080204627Liquid crystal display device - The present invention provides a liquid crystal display device which reduces the occurrence of a squeal. A liquid crystal display device includes a liquid crystal display panel and a backlight arranged on a back surface of the liquid crystal display panel, wherein the backlight includes a base, a plurality of rod-shaped light sources arranged between the liquid crystal display panel and the base, electrode fittings for supporting electrode portions of the respective rod-shaped light sources, connection portions allowing the plurality of electrode fittings to be connected thereto and extending in the direction orthogonal to the longitudinal direction of the rod-shaped light sources, pushing members for pushing the connection portions toward a base side, and friction sound reducing members arranged between the connection portions and the pushing members and/or between the connection portions and the base side.08-28-2008
20110007239BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a backlight unit (01-13-2011
20110007238BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A backlight unit with advantages of being thin and of reducing manufacturing time is disclosed.01-13-2011
201200925862D/3D Switchable LC Lens Unit for Use in a Display Device - The present invention discloses an auto-stereoscopic display and a liquid crystal lens (LC lens) unit. The LC lens unit orderly consists of a concave lens, a birefringence LC convex lens, and a conductive layer from an emitting surface to an incident surface. The birefringence LC convex lens, embedded in the concave lens, has both a ordinary refractive index and a extraordinary refractive index. The conductive layer has a plurality of control electrodes which generate an electric field to adjust an alignment of LC molecules of the birefringence LC convex lens for adjusting the equivalent refractive index of the birefringence LC convex lens to make the equivalent refractive index between the refractive index of the concave lens and the extraordinary refractive index of the birefringence LC convex lens. The aim is to compensate a viewer for a refraction angle of light that the human eye requires when the viewer observes an auto-stereoscopic display with different distances. In addition, the extraordinary refractive index is far larger than ordinary refractive index. Once the LC molecules rotate by a slight angle, the incident polarized light obtains larger refractive index. Thus, a 3D/2D switch is achieved. In other words, a smaller electric field can achieve the target of a 3D/2D switch, which reduces power consumption.04-19-2012
20100141867PLANAR LIGHT-EMITTING DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - A planar light-emitting device enabling reduction in the deflection of a sheet-shaped light-diffusing element includes a reflector having an upper surface serving as a light-reflecting surface, a partition provided on the reflector to extend upward to form a plurality of enclosed spaces over the upper surface of the reflector, light sources disposed in the enclosed spaces, respectively, and at least one sheet-shaped light-diffusing element supported on the upper edges of the partition to transmit and diffuse light from the light sources upward. The side surfaces of the partition that define the enclosed spaces are light-reflecting surfaces.06-10-2010
20100271565ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - An illumination device includes an LED package, an LED driver including an FET, and a thermistor disposed on a substrate. A plurality of such LED packages are disposed on the substrate such that a first area and a second area, each determined by vertices corresponding to LED packages, are defined on the substrate. The thermistor is disposed in the first area, and the FET is disposed in the second area, which is outside of the first area. The thermistor detects a temperature in the first area. Such a configuration allows the thermistor to detect, in accordance with the temperature in the area, the temperature of heat transferred from the LED packages, without being affected by heat generated by the FET. This makes it possible to efficiently make temperature corrections to stabilize color temperature and luminance.10-28-2010
20110013114Heat Exchanger for an Electronic Display - A cooling assembly for an electronic image assembly having an open and closed gaseous loop. A closed gaseous loop allows circulating gas to travel across the front surface of an image assembly and through a heat exchanger. An open loop allows ambient gas to pass through the heat exchanger and extract heat from the circulating gas. An optional additional open loop may be used to cool the back portion of the image assembly (optionally a backlight). Ribs may be placed within the optional additional open loop to facilitate the heat transfer to the ambient gas. The cooling assembly can be used with any type of electronic assembly for producing an image.01-20-2011
20100141865BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A backlight unit preventing the lift-off of an FPC is disclosed. The backlight unit includes a plurality of light emitting diodes configured to emit light, a flexible printed circuit board on which the plurality of light emitting diodes are mounted, a light guide plate configured to be parallel to the plurality of light emitting diodes, a support main formed of a mold having a rectangular frame shape and configured to accommodate the plurality of light emitting diodes and the light guide plate, and a fixing tape configured to fix the flexible printed circuit board, the support main, and the light guide plate, wherein one side of the fixing tape is attached to the flexible printed circuit board, the other side of the fixing tape is attached to the support main and the light guide plate, and a “T” shape structure is formed between the plurality of light emitting diodes.06-10-2010
20110267558MULTI-VIEW LIQUID CRYSTAL DISPLAY AND THE DRIVING METHOD THEREOF - A multi-view liquid crystal display for different users to watch different images from different viewing angles is provided. The multi-view liquid crystal display includes a liquid crystal display panel, a first backlight module and a second backlight module. The first backlight module is disposed below the liquid crystal display panel. The second backlight module is disposed between the first backlight module and the liquid crystal display panel. Furthermore, the first backlight module provides a first plane light source and the second backlight module provides a second plane light source. An included angle α formed between transmitting directions of the first and the second plane light sources ranges from 6 degrees to 176 degrees. Therefore, when different users watch the multi-view liquid crystal display which displays different images from different viewing angles, the resolutions of the images are the same as the resolution of the multi-view liquid crystal display panel.11-03-2011
20090161035COLOR SUBSTRATE, MANUFACTURING METHOD THEREOF AND LIQUID CRYSTAL DISPLAY - Disclosed are a color substrate, a manufacturing method thereof and a liquid crystal display. The color substrate comprises a substrate; black matrices disposed on the substrate; color pixels whose material is fluorescent material disposed alternately among the black matrices; a flat encapsulation layer covering the black matrices and the color pixel; and a built-in polarizer attached to the flat encapsulation layer. The manufacturing method comprises forming black matrices on a substrate, and forming color pixels of fluorescent material among the black matrices; form a flat encapsulation layer; and form a built-in polarizer. The liquid crystal display by using the color substrate of the present invention further comprises a array substrate, a liquid crystal layer and a back light wherein wavelength of light emitted by the back light is shorter than of equal to stimulated luminescence critical wavelength of fluorescent material of the color pixels on the color substrate. In the present invention, the color fluorescent material is used for replacing the color resin material on the color substrate, the lamination mode is changed and the energy loss resulting from light-absorbing of the resin material is decreased, which could increase the light utilization efficiency and improve the visual angle characteristic of the liquid crystal display.06-25-2009
20130120686DISPLAY DEVICE - A display device includes a display panel module, a backlight configured to illuminate the display panel module from behind, and a securing layer provided between the display panel module and the backlight to secure the display panel module to the backlight at their corresponding outer edges. The display panel module includes a light modulation panel including a pixel region having a plurality of pixels arranged therein, a pair of polarizing plates facing each other with the light modulation panel in between, and a reinforcing member provided between the one of the pair of polarizing plates disposed toward the backlight and the light modulation panel or the securing layer.05-16-2013
20130120687LED BACKLIGHT SOURCE DRIVE CIRCUIT, LED BACKLIGHT SOURCE AND LIQUID CRYSTAL DISPLAY DEVICE - An LED backlight source drive circuit, an LED backlight source and a liquid crystal display device are provided. LED backlight source drive circuit includes a voltage input terminal, a coupling module, and a rectifier module. The coupling module is connected to the voltage input terminal for receiving a current complying with a total working voltage of two power consumption modules from the voltage input terminal, and converting the current into a current complying with a working voltage of one power consumption module. The rectifier module is connected to the coupling module for inputting the current complying with the working voltage of one power consumption module into two serially-connected power consumption modules, thereby supplying power to the power consumption modules. The LED backlight source and the liquid crystal display device include two power consumption modules and the above LED backlight source drive circuit.05-16-2013
20090027587PLANAR LIGHTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - An optical fiber 01-29-2009
20090128734LAMP SOCKET, BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - A lamp socket that can reduce the thickness of both sides of a display device includes a socket main body having a contact hole formed therein, and a power-applying member coupled to the socket main body through the contact hole, and provided with a lamp connection terminal, an inverter connection terminal, and a terminal connection part connected with the lamp connection terminal in a bent form so as to connect the lamp connection terminal with the inverter connection terminal. Accordingly, the thickness of both sides of the display device including the lamp sockets is reduced, and the compatibility of the product is extended.05-21-2009
20120069266LIGHT EMITTING ASSEMBLIES HAVING OPTICAL CONDUCTORS WITH A TAPERED CROSS SECTIONAL SHAPE - A light emitting assembly (03-22-2012
20120069265DISPLAY APPARATUS AND BACK LIGHT UNIT TO BE USED THEREFOR - A back light unit includes a light source unit combined with an optical waveguide having translucency to guide a light of light source in a direction of liquid crystal panel, and a chassis for holding or supporting the light source unit. The optical waveguide is formed in plate-like shape, a face opposing to the back face of liquid crystal panel is used as a light emitting surface, a face opposing to the chassis is used as a reflecting face for reflecting a light, one of a plurality of side faces adjacent to light emitting surface and reflecting face is used as a light incidence surface where a light from the light source is injected. The light source unit is arranged in multiple in a horizontal direction or a vertical direction of the liquid crystal panel, in the back face side of the liquid crystal panel.03-22-2012
20120069264DISPLAY DEVICE - A display device includes: a light source section; first to third polarization plates disposed in this order from a side of the light source section; a liquid crystal display section provided in one of first and second regions, in which the first region lying between the first polarization plate and the second polarization plate and the second region lying between the second polarization plate and the third polarization plate; a liquid crystal barrier section provided in the other of the first and second regions and including a plurality of opening-closing sections to transmit or block light. An absorption axis of the third polarization plate is horizontally directed.03-22-2012
20120069263BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - A liquid crystal display is provided. The liquid crystal display includes a liquid crystal panel, a light guide plate disposed below the liquid crystal panel, and a light source unit which emits light to at least one side surface of the light guide plate. The light source unit includes light source elements which are disposed adjacent to the at least one side surface of the light guide plate, and which emit light that is incident on the at least one side surface of the light guide plate. A printed circuit board is disposed adjacent to a lower surface of the light guide plate and supports the light source elements.03-22-2012
20090185106DISPLAY PANEL, ASSEMBLING METHOD THEREOF AND LIQUID CRYSTAL DISPLAY - A display panel including a first substrate, a second substrate, and a spacer is provided. The first substrate has a common potential line and at least one testing line separated from the common potential line, and the second substrate is disposed above the first substrate. The spacer is disposed between the first substrate and the second substrate and includes at least one conducting particle. The common potential line is electrically connected to the testing line via the conducting particle. An assembling method of the display panel mentioned above and a liquid crystal display using the display panel are also provided.07-23-2009
20090185105DC/AC INVERTER SUBSTRATE HAVING VOLTAGE ABNORMALITY DETECTOR CIRCUIT - A DC/AC inverter substrate includes a voltage abnormality detector circuit. All of a high voltage side detection sensor, a low voltage side detection sensor, and a high-voltage and low-voltage detection sensor in the voltage abnormality detector circuit are disposed without being electrically connected to a secondary side of a transformer or to a connection point. Those detection sensors are not damaged since overvoltage is not applied to the voltage abnormality detector circuit when abnormal discharge occurs because the detection sensors are not electrically connected.07-23-2009
20130215360METHOD FOR REDUCING SIMULTANEOUS CONTRAST ERROR - Facilitating the display of an image in a display system comprising a display panel having sub-pixels, and a backlight having individually addressable colored light emitters configured to provide light to the sub-pixels. From received image data, sub-pixel color values corresponding to color values transmitted by respective ones of the sub-pixels for display of the image are determined. From the image data, backlight values corresponding to brightnesses of ones of the colored light emitters for display of the image are determined, as are a portion of the sub-pixel color values and a portion of the backlight values that collectively correspond to a saturated or near-saturated yellow color in the displayed image. The backlight values are adjusted by increasing an amount of yellow light to be emitted by emitters of the backlight, and the color values are adjusted by decreasing an amount of yellow light to be transmitted by the sub-pixels.08-22-2013
20110141391LIQUID CRYSTAL DISPLAY DEVICE - The present disclosure relates to the present disclosure relates to a liquid crystal display device adapting a guide panel having a reinforced structure. A liquid crystal display panel according to the present disclosure comprises: a liquid crystal display panel; a light guide plate disposed under the liquid crystal display panel; an LED light source disposed one side of the light guide plate; a cover bottom housing the LED light source and the light guide plate; and a guide panel supporting the liquid crystal display panel, and wraping the LED light source and the light guide plate at outside, wherein the guide panel has an outer vertical surface and a support rib apart from the outer vertical surface inward to form a space for holding a vertical surface of the cover bottom. With simple structure on the guide panel, the reliability of the liquid crystal display panel is enhanced remarkably.06-16-2011
20110228194Backlight Device and Display Device - It is an object to manufacture a highly reliable backlight device with less color unevenness and less luminance unevenness, and a high-performance and highly reliable display device including the backlight device, which can display a high quality image. A light emitting diode (LED) is used as a light source of a backlight device and thermoelectric elements are provided in a chassis for holding the light emitting diode so as to surround the light emitting diode (the thermoelectric elements are provided under the light emitting diode and on the four sides thereof). A temperature in the backlight device is adjusted by cooling and heating by the thermoelectric elements.09-22-2011
20110228193BACKLIGHT UNIT AND DISPLAY DEVICE - A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, each at least one of the light source devices including a light emitting unit diode for generating the light; a second layer covering the light source devices; and first and second light shielding layers disposed on the second layer and configure to selectively control transmit a propagation of the light emitted from the light source devices, the first and second light shielding layers being composed of a same material or different materials, the first and second light shielding layers being disposed to correspond with the light source devices.09-22-2011
20090201440LIGHT EMITTING ELEMENT, LIGHT EMITTING ELEMENT ARRAY, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY DEVICE - A light emitting device includes a bump-shaped slug having a support plane at the top of the bump-shaped slug. The slug includes side planes arranged to function as optical action planes arranged to receive and reflect a portion of the light from the light emitting chip.08-13-2009
20090096953BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A light-emitting diode element including a through hole and a thermal via hole is mounted. An electrical connection region and a heat radiation region with respect to a plurality of packages or substrates are separately mounted on a printed circuit board. Electrical connection is made in the printed circuit board, and a driver, a resistance, a capacitor, and the like are connected. Heat is diffused and radiated by heat transport to a heat radiation base material connected to the printed circuit board.04-16-2009
20090231510LAMP HOLDER, AND BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING SUCH LAMP HOLDER - In a lamp holder for holding an end section of a fluorescent lamp, a long groove is formed on a plane facing a light entrance plane of a light guide plate, in a same direction as the longitudinal direction of the light entrance plane, and a first hole is formed on a plane vertical to the light entrance plane, at a position below the bottom surface of the long groove, for inserting the end section of the fluorescent lamp.09-17-2009
20080316391Backlight module with light source fixing structures and liquid crystal display device using same - An exemplary backlight module (12-25-2008
20090002595Liquid crystal display device - A first printed circuit board is disposed on a first side of the cover. A second printed circuit board is disposed on a second side of the cover. A first connector and a second connector are disposed on the first and second printed circuit boards, respectively. A through hole is formed in a region of the cover that corresponds to the first connector. The first and second connectors are electrically connected to each other through the through hole.01-01-2009
20110141392LIGHT EMITTING DEVICE AND DISPLAY DEVICE HAVING THE SAME - A light emitting device includes a vacuum vessel, a recess portion, a cathode electrode, an electron emission region, a gate electrode, and a gate terminal portion. The vacuum vessel includes a first substrate, a second substrate facing the first substrate, and a sealing member disposed between the first substrate and the second substrate. The recess portion is formed to be depressed along a direction on a surface of the first substrate facing the second substrate, and the cathode electrode is formed in the recess portion and extending along the one direction. The electron emission region is formed on the cathode electrode within the recess portion. The gate electrode includes a metal plate on the surface of the first substrate along a direction crossing the cathode electrode at an inner side of the sealing member. The gate terminal portion is formed on the surface of the first substrate on inner and outer sides of the sealing member, traversing under the sealing member and is electrically connected with the gate electrode. The gate terminal portion includes a conductive film having a thickness smaller than a thickness of the gate electrode.06-16-2011
20090244438METHOD OF CONTROLLING BACKLIGHT MODULE, BACKLIGHT CONTROLLER AND DISPLAY DEVICE USING THE SAME - A method of controlling backlight module, a backlight controller and a display device using the same are provided herein. First, an image having a plurality of regions is received, wherein the image is displayed by a plurality of color backlights which are provided from the backlight module. Next, a first average of a characteristic in a specific region of the image is calculated, wherein the specific region is one of the regions. According to the first average of the characteristic and a weight function, a characteristic weight is calculated. Next, one of the color backlights provided to the specific region is adjusted according to the characteristic weight. Therefore, adjusting the color backlights according to the image content can enhance the displaying quality of the image and adaptively reduce the artifacts perceived by human eyes in different images.10-01-2009
20090213294BACKLIGHT UNIT FOR DYNAMIC IMAGE AND DISPLAY EMPLOYING THE SAME - A backlight unit for a dynamic image and a display employing the same are provided. The backlight unit is used for a light source of a display and includes light-emitting devices located separately on a substrate, an image analyzer which analyzes an image signal and extracts position information on a region requiring the relative increase or decrease of brightness, and a control unit which independently drives and controls the light-emitting devices located in a region corresponding to the position information inputted from the image board. Accordingly, the display employing the backlight unit can provide a more dynamic and realistic image.08-27-2009
20090219460Illumination Device and Liquid Crystal Display Apparatus - An object of the invention is to provide an illumination device that can make it easy to detect a disorder of a light emitting element, and a liquid crystal display apparatus including the illumination device. Each light emitting element array (S) is constituted by light emitting elements (T) which are connected in series. To the light emitting elements (T) are individually connected in parallel current bypass elements (U) that are changed from a disconnected state where no current flows to a connected state where current flows when a predetermined voltage higher than that applied to the light emitting elements in an lighting state is applied thereto. Each power source unit (P) is connected to each light emitting element array (S) in series, and supplies constant current to each light emitting element (T). Terminal units for voltage detection (09-03-2009
20120105763LIGHT SOURCE DEVICE, ILLUMINATING DEVICE, BACKLIGHT DEVICE, LIQUID CRYSTAL DISPLAY DEVICE AND DISPLAY DEVICE - Concave marks indicative of an orientation of a circuit board are formed on the circuit board, convex indices to be engaged with the marks are formed in a position in which the circuit is to be attached. An operator confirms the orientation of the circuit board easily and accurately by visually recognizing the marks and touching the marks with a finger. Moreover, the operator positions the circuit board by engaging the marks with the indices.05-03-2012
20120169961LIQUID CRYSTAL DISPLAY MODULE AND METHOD OF FORMING THE SAME - A liquid crystal display module includes a backlight unit, a liquid crystal display panel on a top surface of the backlight unit, and a thermoplastic layer on at least one lateral surface of the backlight unit and at least one lateral surface of the liquid crystal display panel, the thermoplastic layer including a solidified thermoplastic resin exhibiting viscosity of about 300 cps to about 1,000 cps at a temperature of about 120° C. to about 130° C.07-05-2012
20090316067LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS LIGHT SOURCE - A light emission device includes first and second substrates facing each other. An electron emission unit is located on a surface of the first substrate and that has an electron emission element. A light emission unit is located on a surface of the second substrate. The electron emission element has first electrodes located on a surface of the first substrate and spaced apart from each other. Second electrodes are located between the first electrodes in parallel with each other. Electron emission regions are located on side surfaces of the first electrodes facing the second electrodes. The first and second electrodes are oblique relative to one of planar orthogonal coordinate directions of the first substrate.12-24-2009
20090256993LIGHT DIFFUSER PLATE WITH LIGHT-COLLECTING LAYER - There is provided a light diffuser plate with a light-collecting layer which can be sufficiently prevented from flawing and which can ensure a sufficient luminance in the front direction. Such a light diffuser plate with a light-collecting layer comprises a light-collecting sheet 10-15-2009
20090256994BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY - In a backlight unit including fluorescent tubes and a diffusion unit overlapped with each other, optical materials with different transmittances are contained in a holding layer positioned between a diffusion plate and a lenticular lens layers.10-15-2009
20090316069ILLUMINATION APPARATUS - A point light source is converted into a plane light source having a satisfactory uniformity. The point light source is converted into a line light source by means of a linear light guiding plate, and further into the plane light source by means of a plane-like light guiding plate. Light from the point light source is reflected at a lamp reflector to be incident on at least two side surfaces of the plane-like light guiding plate.12-24-2009
20090316068LIGHT EMITTING DEVICE AND DISPLAY - A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.12-24-2009
20100165240LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a liquid crystal display (LCD) device capable of improving a use efficiency of light emitting diode (LED) printed circuit boards (PCBs) by configuring the existing plate type LED PCBs in a bar type so as to reduce an area used, the LCD device including, an LCD panel configured to display images, a backlight unit disposed at a lower portion of the LCD panel for providing light to the LCD panel, and provided with a plurality of light emitting diode (LED) printed circuit boards (PCBs) formed in a bar type, and a plurality of LEDs disposed on each of the LED PCBs to be spaced apart from each other, and casing components including a mold frame for receiving and fixing the LCD panel and the backlight unit, an upper cover and a bottom cover.07-01-2010
20100182533LINEAR LIGHT SOURCE HOLDING BASE, BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE - A lamp clip (LC) includes a holding portion (07-22-2010
20100165241Backlight unit and liquid crystal display module including the same - A backlight unit for a display device includes a light guide plate; a reflective sheet under the light guide plate; a lamp at least one side of the light guide plate and providing a light into the light guide plate; and an optical sheet disposed on the light guide plate and including a first lenticular sheet, the first lenticular sheet including a base film for diffusing the light through the light guide plate, a first lenticular lens disposed on a front surface of the base film and having a half-cylinder shape and a first printing pattern on at least one edge of a rear surface of the base film.07-01-2010
20100182532Backlight Module and Liquid Crystal Display - A backlight module and a liquid crystal display are disclosed. In the backlight module having a reflector base, a phosphor layer is disposed on the reflector base, and a plurality of blue light emitting diode (LEDs) are disposed above the reflector base and the phosphor layer for emitting a first light beam. An optical film is disposed above the reflector base, the phosphor layer and the blue LEDs for allowing P-polarized light of the first light beam to pass therethrough and reflecting S-polarized light of the first light beam to the phosphor layer so as to excite the phosphor layer to generate a second light beam of which the wavelengths are different from those of the first light beam. After being reflected to the optical film by the reflector base, the second light beam transmits through the optical film, and mixes with the first light beam to generate white light.07-22-2010
20100014021LIGHTING DEVICE FOR DISPLAY DEVICE AND DISPLAY DEVICE - A lighting device for a display device, according to the present invention, includes a plurality of linear light sources 01-21-2010
20100014019Lamp Driving Device and Liquid Crystal Display Device Having the Same - Embodiment relate to a lamp driving device and a liquid crystal display device having the same. The embodiments include a plurality of lamps having first and second electrodes, an inverter substrate supplying a high voltage alternating current to at least one of the first and second electrodes of the lamps, a plurality of capacitors connected to the first and second electrodes of the lamps, and a board capacitor connected to at least one of the capacitors.01-21-2010
20080211987LIGHTING DEVICE, BACKLIGHT UNIT, AND PRINTED CIRCUIT BOARD THEREOF - A backlight unit including a circuit board mounted with light emitting diodes and formed with connecting pads electrically connected with the light emitting diodes, a driver installed on one surface of the circuit board and configured to drive the light emitting diodes, a connector coupled to the connecting pads of the circuit board, in which the connector has a connecting direction changed toward the driver, and a connecting line for connecting the connector to the driver.09-04-2008
20100225848BACKLIGHT DEVICE, AND LIQUID CRYSTAL DISPLAY USING THE SAME - A backlight device includes a light source configured to light a liquid crystal panel from a back surface of the liquid crystal panel, wherein the light source includes a white light emitting diode, and a colored light emitting diode portion.09-09-2010
20100238374FIBER LAMP, BACKLIGHT AND LIQUID CRYSTAL DISPLAY - A fiber lamp allowed to reduce an influence of heat, a backlight and a liquid crystal display both using the fiber lamp are provided. A fiber lamp includes: a side-emitting fiber including a core layer guiding light and a cladding layer arranged around the core layer, the cladding layer allowing light to be extracted from a surface of the cladding layer; a light source arranged on one or both of a pair of end surfaces of the side-emitting fiber and emitting single-color light; and a phosphor layer arranged on the surface of the cladding layer and including a red phosphor and a green phosphor.09-23-2010
20100253876LIGHT EMITTING DEVICE AND DISPLAY DEVICE USING THE LIGHT EMITTING DEVICE AS A LIGHT SOURCE - A light emitting device includes: a first substrate and a second substrate, each of the first and second substrates having an active area and an inactive area surrounding the active area, the first substrate having recesses in a side of the first substrate facing the second substrate; cathode electrodes in the recesses and extending along a first direction; electron emission regions on the cathode electrodes; gate electrodes on the side of the first substrate, extending along a second direction crossing the first direction of the cathode electrodes, and having a mesh structure with openings formed therein; first spacers between the first and second substrates in the active area; and second spacers between the first and second substrates in the inactive area. The second spacers press the gate electrodes to the first substrate to fix them in place.10-07-2010
20100220258COMBINED SERIAL/PARALLEL LIGHT CONFIGURATION AND SINGLE LAYER PCB CONTAINING THE SAME - An LED circuit using a combination of series and parallel arrangements for optimum current sharing between LEDs. The current paths allow an LED to fail while minimizing the effect on other LEDs and noticeable luminance variance across the circuit. Some embodiments use metallic PCB technology which permits optimal thermal regulation of heat generated by the LEDs. Exemplary embodiments can be used with a single-layer PCB where only one layer of conducting material must be placed on the substrate. This results in a thinner, lighter, and cheaper assembly. The rear surface of the PCB may contain heat sinks or fins and may have air (or other gaseous matter) moved across the surface and/or heat sinks to facilitate cooling of the assembly. An LCD assembly using the same is also disclosed.09-02-2010
20110058120DISPLAY DEVICE - A display device includes: a first substrate which constitutes a display panel; and a flexible printed circuit board which is connected to the first substrate. The flexible printed circuit board is electrically and mechanically connected with terminals formed on the first substrate. The flexible printed circuit board includes a board portion, a wiring layer which is mounted on the board portion, and a cover portion which covers the wiring layer. The wiring layer includes a connecting portion which is electrically and mechanically connected to a terminal portion formed on the first substrate. The cover portion is removed at the connecting portion, and the cover portion in the vicinity of the connecting portion overlaps with the first substrate. The cover portion in the vicinity of the connecting portion is fixed to the first substrate.03-10-2011
20110058119LIGHTING DEVICE AND ELECTRONIC DEVICE - A lighting device at least has: a plurality of light emitting elements that emit light by a forward direction current; a direct-current power supply; a first wiring and a second wiring for supplying electrical power to the plurality of light emitting elements from the direct-current power supply; and a switch for switching the polarity of the electrical power to be supplied to the first wiring and the second wiring; in which the plurality of light emitting elements include forward direction connection in which the forward direction current flows when the electrical power having a positive polarity is applied to the first wiring and reverse direction connection in which the forward direction current flows when the electrical power having a positive polarity is applied to the second wiring and being connected between the first wiring and the second wiring.03-10-2011
20110058118BACKLIGHT ASSEMBLY WITH A REFLECTIVE MEMBER COVERING INTERFACE BETWEEN SUBSTRATE UNITS - A backlight assembly capable of reducing light loss is presented. The backlight assembly includes a plurality of substrate units and a plurality of reflective members on the substrate units arranged to form an adjacent area where two reflective members are closest to each other. The adjacent area is on one of the substrate units. A display device incorporating the backlight assembly is also presented.03-10-2011
20120194762PHOSPHOR, LIGHT EMITTING APPARATUS, AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - A phosphor as a divalent europium-activated oxynitride green light emitting phosphor which is a β-type SiAlON substantially represented by a general formula (A): Eu08-02-2012
20100085506BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A backlight unit having improved reliability is disclosed.04-08-2010
20110211141LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A backlight unit 09-01-2011
20090040420Backlight unit and image display apparatus including the backlight unit - In a backlight unit and an image display apparatus including the backlight unit, the backlight unit includes a base substrate and a transparent substrate arranged to face each other; a cathode electrode and a first gate electrode alternately arranged on an upper surface of the base substrate; an emitter arranged on an edge of the cathode electrode facing the first gate electrode; an insulation layer arranged on the cathode electrode and the first gate electrode; a second gate electrode arranged on an upper surface of the insulation layer; and a fluorescent layer arranged on a lower surface of the transparent substrate. An aperture is arranged in the insulation layer and second gate electrode, the aperture being in an area corresponding to the emitter.02-12-2009
20090073343LIQUID CRYSTAL DISPLAY APPARATUS - A liquid crystal display apparatus includes a display panel which a plurality of pixel lines each having a plurality of liquid crystal pixels, an illumination light source which illuminates the display panel, and a display control section which outputs a signal voltage sequentially to the pixel lines to write a video signal, and which controls ON/OFF of the illumination light source, wherein the display control section includes, a temperature detector which detects temperature information, and a timing control section which lights the illumination light source after a video signal writing operation into a predetermined pixel line is completed when the temperature information is a first temperature, and which lights the illumination light source before the video signal writing operation into a predetermined pixel line is completed when the temperature information is a second temperature that is lower than the first temperature.03-19-2009
20120242929LIGHTING APPARATUS AND LIQUID CRYSTAL DISPLAY COMPRISING SAME - Disclosed is a lighting apparatus including an LED substrate and an LED driver circuit substrate. The LED substrate has a terminal section formed thereon, which is electrically connected to the LED of the LED substrate. The LED driver circuit substrate has a socket section formed thereon, which is electrically connected to the driver circuit and is configured to allow attachment and detachment of the terminal section of the LED substrate.09-27-2012
20120242927ACTIVE OPTICAL DEVICE AND DISPLAY APPARATUS INCLUDING THE SAME - An active optical device and a display apparatus are provided. The active optical device includes a graphene layer; a plurality of carbon nanotubes (CNTs) disposed on the graphene layer; a transparent electrode layer spaced apart from the plurality of CNTs; and a liquid crystal layer disposed between the graphene layer and the transparent electrode layer. The display apparatus includes a display unit for displaying at least one of two-dimensional (2D) and three-dimensional (3D) images; and the active optical device disposed on the display unit.09-27-2012
20090322983ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS - An illumination device comprising: a wired board having flexibility and including a light source member mounted on one of principal planes; a light-shielding member disposed so as to cover at least part of the other principal plane of the wired board on the opposite side from the one principal plane and having at least partly a light-shielding property; a fixing member having first and second sticking surfaces to which the wired board and the light-shielding member are stuck respectively, a first adhesive layer being interposed between the one principal plane of the wired board and the first sticking surface of the fixing member, having an adhesive property with respect to both of the one principal plane of the wired board and the first sticking surface, and having a first adhesive force with respect to the one principal plane, and a second adhesive layer being disposed on a surface opposing the fixing member of the light-shielding member, and having a portion having an adhesive property with respect to both of the light-shielding member and the second sticking surface and a portion having an adhesive property for both of the light-shielding member and the other principal plane of the wired board, wherein the second adhesive layer includes a non-adhesive portion having no adhesive property with respect to the other principal plane or a low-bond strength adhesive portion having a second adhesive force lower than the first adhesive force at least in a portion having an adhesive force for both the light-shielding member and the other principal plane of the wired board.12-31-2009
20090115934Liquid Crystal Display - A liquid crystal display includes a liquid crystal display panel for modulating light to form an image, and a back light unit having a plurality of lamp tubes with outside electrodes and without inside electrodes. Each of the plurality of lamp tubes has a first outside electrode disposed at one end portion and a second outside electrode disposed at another end portion. The first outside electrode which is disposed at one of the plurality of lamp tubes is electrically connected with the first outside electrode disposed at an adjacent another of the plurality of lamp tubes by a conductive member, and the second outside electrode which is disposed at the one of said plurality of lamp tubes is electrically connected with the second outside electrode disposed at the adjacent another of the plurality of lamp tubes by a conductive member.05-07-2009
20130128186Locking Piece, Backlight Module, and LCD Device - The present invention discloses a locking piece, a backlight module, and an LCD device. A locking piece for fixing PCB on backplane, the fixed top of the locking piece and the PCB is provided with a clamping structure; and the root of the locking piece is provided with a fixed structure for fixing the locking piece on the backplane. Because the present invention uses independent locking pieces, the locking pieces can be selectively fixed and arranged in the positions for fixing the PCB on the backplane. Thus, the standardization and generalization design is achieved, and the cost is reduced; in addition, because a clamping structure is used between the locking piece and the PCB, compared with the modes of screw fixation, riveting fixation and the like, the clamping mode has high installation efficiency and is beneficial to productivity enhancement and further cost reduction.05-23-2013
20130128187LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A high quality liquid crystal display device has an alignment film with a photoconductive characteristic. Since a region having gate lines situated therebelow does not undergo irradiation of a backlight, no photoconductive effect can be obtained. A photoresist is disposed below the alignment film situated over the gate lines in order to transfer the charges in the region to an opening portion of the alignment film in an early stage. Since the photoresist has a thickness of about 1.5 μm, which is 20 times or more the 70 nm thickness of the alignment film, the resistance in the lateral direction is low in a portion where the photoresist is present. Accordingly, since the charges on the alignment film present over the gate line transfer to the opening portion of the alignment film and are eliminated in an early stage, the residual image is eliminated in the early stage.05-23-2013
20080211988LIQUID CRYSTAL DISPLAY DEVICE - The present invention provides a liquid crystal display device which can enhance the reliability of electrical connection between electrodes and metal fittings even when the irregularities exist with respect to radii of rod-shaped light sources arranged in the inside of a backlight. A liquid crystal display device includes a liquid crystal display panel and a backlight arranged on a back surface of the liquid crystal display panel, wherein the backlight includes a plurality of rod-shaped light sources each having electrode portions at both ends thereof and a base which supports the respective rod-shaped light sources at the respective electrode portions by way of an electrode fitting, the electrode fitting is configured to fix the rod-shaped light source by clamping the electrode portion, the electrode fitting being formed of a plurality of electrode fittings arranged in parallel in the longitudinal direction of the rod-shaped light source for every electrode, and each electrode fitting has an arcuate wall surface, and the respective electrode fittings arranged in parallel in the same electrode portion have radii of arcs of the wall surfaces thereof made different from each other.09-04-2008
20100296024Liquid crystal display device and color filter for liquid crystal display device - Disclosed a liquid crystal display device including a backlight device including a white-emitting LED device which emits a white light arising from a color mixture created through a combination of a blue-emitting LED, a red-emitting phosphor and a green-emitting phosphor, and a color filter equipping color pixels exhibiting plural colors including a red pixel and formed on a transparent substrate, wherein the white-emitting LED device is enabled to exhibit an emission spectrum having a first peak wavelength falling within a range of 440-470 nm, a second peak wavelength falling within a range of 510-550 nm and a third peak wavelength falling within a range of 630-670 nm, and a red display chromaticity of the liquid crystal display device is confined within a region bounded by lines connecting four points (0.620, 0.280), (0.620, 0.300), (0.680, 0.315) and (0.680, 0.280) based on an xy chromaticity coordinate system.11-25-2010
20100188601LIGHT EMITTING DIODE BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - There is provided a liquid crystal display device using a light guide plate dividing method that clearly establishes a structure for fixing divided light guide plates. An LED backlight unit according to an aspect of the invention may include: a lower cover having a mounting hole therein; a board provided on the lower cover and having a through hole facing the mounting hole of the lower cover; a plurality of LED packages mounted onto the board and supplying light; a light guide plate provided on the lower cover and guiding light supplied from the LED packages; and a fixation unit inserted into the mounting hole and the through hole so that the light guide plate is pressed against the lower cover.07-29-2010
20100302476LIQUID CRYSTAL LIGHT CONTROL DEVICE AND METHOD FOR PRODUCING THE SAME - In the production method of the present invention, an emulsion including a copolymer with a glass transition temperature (Tg) of −50 to 20° C. is obtained by the emulsion polymerization of a monomer group including a monomer A that is a (meth)acrylic acid alkyl ester (where the alkyl group is an open chain group with 1 to 20 carbon atoms or a cyclic group with 5 to 20 carbon atoms) as the main monomer and a monomer B having a carbon-carbon double bond and a nonionic hydrophilic group such as a polyoxyalkylene group, an amide group, and a hydroxyl group. Liquid crystals are dispersed in this emulsion, which is applied onto a conductive film-coated substrate. Another conductive film-coated substrate is laminated thereto, and thus a liquid crystal light control device is obtained. A monomer C having a carboxyl group and/or an amino group and a carbon-carbon double bond may be used in combination with a crosslinking agent so that a crosslinked structure is introduced into the copolymer. The present invention provides a liquid crystal light control device in which the transparency with a voltage applied and the shielding property with no voltage applied are compatible at high level.12-02-2010
20100302475BACKLIGHT DISPLAY DEVICE WITH PARTICULAR, UNIFORM OUTER APPEARANCE - The invention relates to a display device (12-02-2010
20110122337DISPLAY PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A drive IC chip (05-26-2011
20110019126APPARATUS FOR RADIATING HEAT OF LIGHT EMITTING DIODE AND LIQUID CRYSTAL DISPLAY USING THE SAME - Provided is an apparatus for radiating heat of a light emitting diode (LED), which includes a plurality of LED packages respectively including a LED chip and a heat-radiating metal plate; and a printed circuit board (PCB) including a top face with which the heat-radiating plate of the LED package is contacted, circuit patterns and solder resist are formed, a bottom face on which a metal layer is formed, a hole penetrating the top face and the bottom, a metal sidewall formed on the sidewall of the hole to connect the heat-radiating plate of the LED package and the metal layer, and a cavity formed in the holes.01-27-2011
20100315573LIQUID CRYSTAL PANEL, APPLICATION AND MANUFACTURING METHOD THEREOF - A liquid crystal panel, an application and a manufacturing method are described. The liquid crystal panel includes a transistor substrate including a plurality of data lines, a color filter disposed on the transistor substrate, a liquid crystal layer disposed between the transistor substrate and the color filter, and a plurality of spacer structures respectively disposed between the data lines and the color filter.12-16-2010
20100315572CIRCUIT TOPOLOGY FOR DRIVING HIGH-VOLTAGE LED SERIES CONNECTED STRINGS - A system for backlighting a display uses an open or closed loop and small components that are well suited to high-frequency applications. The system includes multiple LED strings, a high-voltage source, and a low-voltage regulator that has a polarity opposite to that of the high-voltage source. The high-voltage source and the low-voltage regulator provide voltage differences across the LED strings to illuminate them. In one embodiment, the high-voltage source is about 200 VDC, and the low-voltage regulator produces voltages between −2 VDC and −30 VDC. Many types of displays, such as those used on LCD televisions and LCD personal computers, can be backlit in accordance with the embodiments.12-16-2010
20110242450LED Package and LED Package Mounting Structure - A highly reliable LED package mounting structure which can realize improvement in solder fatigue life at low costs is provided. An LED package has a light-emitting surface which is perpendicular to a mounting surface of a circuit board, comprises connection terminal portions on the side face or on the side face and the bottom face of the package, and is joined with the circuit board by soldering via the connection terminal portion. Furthermore, the shape of the solder is optimized by defining the relative position relation between the end of an electrode on the central side of the LED package on the bottom face of an LED package body and the end of a component mounting pad on the circuit board.10-06-2011
20110109835ILLUMINATION DEVICE, SURFACE LIGHT SOURCE DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE - Each of light guides (05-12-2011
20110109836ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight (illumination device) (05-12-2011
20110109834FRAME SET, LIGHTING DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE - Accommodating spots (05-12-2011
20110019127BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - Provided are a backlight assembly and a display device having the same. The backlight assembly comprises an elongated first high voltage lamp extending in a first direction and having respective first and second ends. A second similar lamp is provided so as to be separated at its ends from the corresponding first and second ends of the first lamp by a first gap distance (d01-27-2011
20110025945LIGHT EMITTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A fluorescent tube (LP02-03-2011
20110025944BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY USING THE SAME - A backlight unit comprises a light emitting diode (LED) package including one or more LED chips, a light source PCB mounting one side of a bottom of the LED package or both sides of the bottom of the LED package, a bottom cover supporting the light source PCB under the light source PCB, and having an embossing portion which protrudes toward the LED package with a size corresponding to the bottom of the LED package which is not mounted on the light source PCB, and a heat emission material filling between the bottom of the LED package and the embossing portion.02-03-2011
20100177262LENS FOR ILLUMINATION, LIGHTING DEVICE, SURFACE LIGHT SOURCE, AND LIQUID-CRYSTAL DISPLAY APPARATUS - A lens for illumination has a light entrance surface and a light exit surface. The light exit surface has a first light exit surface and a second light exit surface. The first light exit surface projects toward a vertex on the optical axis, and the second light exit surface extends outwardly from the periphery of the first light exit surface. The first light exit surface has a shape allowing light that has been emitted from a starting point, which is the position of a light source on the optical axis, at an angle of a specified value or more with respect to the optical axis and reached the first light exit surface to reach a surface to be irradiated by totally reflecting the emitted light at a first point thereon reached by the emitted light first and then refracting the totally reflected light at a second point thereon reached by the emitted light after being totally reflected. The second light exit surface has a shape allowing light that has been emitted from the starting point and reached the second light exit surface to reach the surface to be irradiated by refracting the emitted light at a point thereon reached by the emitted light.07-15-2010
20110032450LED LIGHT SOURCE DEVICE, BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - Provided is an LED light source having improved luminance characteristics. The LED light source device (02-10-2011
20110116006ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight (05-19-2011
20110242449LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a white light source, a liquid crystal display panel, and an electrochromic unit. The white light source has a light exiting plane, and the liquid crystal display panel is disposed on the light exiting plane of the white light source. Additionally, the electrochromic unit is disposed on the light exiting plane of the white light source, wherein the electrochromic unit displays different colors in sequence.10-06-2011
20110116008ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight (illumination device) (05-19-2011
20110116004ELLIPTICAL POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE - An elliptical polarizer is provided having excellent viewing angle improving effects. The elliptical polarizer includes a polarizer, a first optical anisotropic layer, and a second optical anisotropic layer, laminated in this order. The first optical anisotropic layer satisfies the requirements of 0.8≦NZ1≦1.6 and 120≦Re1≦250 and is disposed so that the slow axis thereof is orthogonal to the absorption axis of the polarizer. The second optical anisotropic layer is a liquid crystal film having a retardation value in the plane of 30 to 150 nm with respect to a 550 nm wavelength light and fixed in a nematic hybrid alignment wherein the average tilt angle of the liquid crystal molecules of a liquid crystalline polymer exhibiting a positive optical uniaxiality, and is disposed so that the aligned direction thereof is parallel to the absorption axis of the first polarizer. The elliptical polarizer is used in a TN type liquid crystal display device so that the second optical anisotropic layer is disposed on the liquid crystal cell side.05-19-2011
20100141866LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS A LIGHT SOURCE - A light emission device including an electron discharger including a first substrate, a plurality of cathode electrodes, a plurality of electron emission regions, and a plurality of gate electrodes, the first substrate having a plurality of recessed portions at a first surface of the first substrate, the cathode electrodes extending along a first direction and in the recessed portions, the electron emission regions on the cathode electrodes, and the gate electrodes extending along a second direction crossing the first direction; a light emitter including a second substrate, the second substrate having a second surface facing the first surface of the first substrate with a gap therebetween; and a plurality of fixing blocks on the first substrate and between the gate electrodes, the fixing blocks being separated from the light emitter.06-10-2010
20110242451Beam Multiplier for Multi-LED Lighting Assemblies - A beam multiplier operates on lighting assemblies using light emitting diodes (LED) to make their appearance and their illumination field more uniform. It uses holographic structures to multiply the number of light beams emitted by the LEDs. Fixed or switched holographic structures can be used in the construction of beam multipliers. Beam multipliers with electrically switched holographic structures fabricated of liquid crystal materials provide lighting assemblies with selectable static or dynamic modes of operation such as beam widening and sharpening modes, color changing modes and scanning modes.10-06-2011
20110128468Liquid Crystal Display Device - A display device includes a display panel including a substrate having electrodes for forming pixels therein, and a backlight which irradiates light to a rear surface of the display panel. The backlight has a plurality of light-emitting elements, a circuit substrate on which the plurality of light-emitting elements are arranged in array. A resin material is filled around sides of the plurality of light-emitting elements.06-02-2011
20110128467AREA SENSOR AND DISPLAY DEVICE INCLUDING AREA SENSOR - A liquid crystal display device (06-02-2011
20100123855LIGHT EMITTING MODULE AND DISPLAY DEVICE HAVING THE SAME - A light emitting module and a display device having the same, are discussed. The light emitting module according to an embodiment comprises a board, a plurality of light emitting devices on the board, and a phosphor film covering the light emitting devices and covering and extending along areas between the light emitting devices.05-20-2010
20090310063METHOD OF DRIVING A LIGHT SOURCE, BACKLIGHT ASSEMBLY FOR PERFORMING THE METHOD AND DISPLAY APPARATUS HAVING THE BACKLIGHT ASSEMBLY - In a method of driving a light source, initial driving signals are applied to a plurality of color light sources in response to a power-on signal from an external device. During a predetermined set time period, light amount control signals for controlling an amount of light generated by the color light sources are generated using a predetermined function with reference signals and first sensing signals generating by sensing the amount of the light generated by the color light sources driven by the initial driving signals. Then, compensated driving signals, which are compensated based on the light amount control signal, are applied to the color light sources to compensate the amount of the light generated by the color light sources.12-17-2009
20100007820LIQUID CRYSTAL DISPLAY DEVICE INCLUDING A COLD CATHODE FLUORESCENT LAMP AND CONTAINER FOR RECEIVING THE SAME - Disclosed are a cold cathode fluorescent lamp, a container for receiving the same and a liquid crystal display device having the container. The lamp includes a lamp tube, a first electrode having a first end disposed inside the lamp tube and a second end disposed outside the lamp tube and a second electrode plated on an outer surface of the lamp tube. The cold cathode fluorescent lamp is easily coupled/separated to/from the container having a clip type power-supplying module in a clip-coupling manner. In addition, a shock absorbing member is installed at the clip type power-supplying module so as to absorb an impact applied to the cold cathode fluorescent lamp. A brightness non-uniformity between cold cathode fluorescent lamps can be prevented, a power consumption of the cold cathode fluorescent lamp can be reduced, and an assembling work and productivity are remarkably improved.01-14-2010
20100026928BACKLIGHT UNIT AND DISLAY DEVICE HAVING THE SAME - A backlight unit according to the embodiment comprises an LED module comprising an LED; a case supporting the LED module; a fixing part fixing the LED module to the case; a reflective sheet comprising an opening for exposing the LED on the LED module and the fixing part; and a guide pin fixing the reflective sheet to the case.02-04-2010
20100188600LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device including a liquid crystal display panel, and a backlight disposed on the rear surface of the liquid crystal display panel, the backlight is provided with a plurality of white light-emitting diodes arranged in a plane opposing the liquid crystal display panel. Based on a chromaticity coordinate value representing a color of emission identified for each of the white light-emitting diodes, the white light-emitting diodes are selectively combined for arrangement in proximity in such a manner that the color of emission as a result of averaging over the white light-emitting diodes (07-29-2010
20110085107BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - A backlight assembly of a Liquid Crystal Display (LCD) is provided with improved heat dissipation capabilities. The improved dissipation capabilities come from one or more light-sourcing unit fixing frames that have extensions which protrude to outside a housing that houses light sourcing units of the LCD. The light-sourcing unit fixing frames mechanically interlock with the housing.04-14-2011
20100039581DISCHARGE LAMP LIGHTING DEVICE, ILLUMINATION DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE - A burst dimming signal to determine a ratio between an ON period and an OFF period is inputted. In the OFF period of the burst dimming signal, a lamp current Ila is stopped from flowing to a discharge lamp FL, while a lamp voltage Vla is applied to both ends of the discharge lamp FL, and preheating currents If02-18-2010
20090322984Backlight assembly and liquid crystal display apparatus having the same - In a backlight assembly and a liquid crystal display apparatus, the backlight assembly has lamps parallel to each other to emit a light, a receiving container having a bottom portion and a side portion to receive the lamps, and a mold member coupled to the receiving container to cover the ends of the lamps. The mold member has a reflecting face having a diffusion pattern that reflects the light from the lamps and an upper face extending from the reflecting face in a plane substantially parallel to the bottom portion. Thus, a shadow portion of the backlight assembly may be removed, to thereby enhance image display quality of the liquid crystal display apparatus.12-31-2009
20100033649SURFACE LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY UNIT - A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.02-11-2010
20100045893LED DISPLAY DEVICE - The present invention relates to a LED display device, comprises: a first modulating module capable of outputting a first modulation controlling signal; plural LEDs, wherein one end of the plural LEDs is coupled with a display information; at least one first driving unit; and a first scanning module for outputting a first scanning signal to the first driving unit to drive the first driving unit, so the plural LEDs are in turn conducted so as to achieve an energy saving function.02-25-2010
20100053495Backlight assembly and a liquid crystal display device using the same - A backlight assembly for a display panel includes a light pipe that is divided into a plurality of horizontal portions, a light source including a plurality of selectively illuminated lamps arranged at lateral sides of each of the horizontal portions for emitting light into the light pipe, a plurality of diffusion surfaces, each of the diffusion surfaces being provided on a selected area of a respective one of the plurality of the horizontal portions, wherein each of the diffusion surfaces causes light to be emitted from the selected area of the respective horizontal portion when the light pipe is illuminated by the lamp associated therewith.03-04-2010
20100053497SURFACE ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY USING THE SAME - A light guide body is arranged and light emerging from the light guide body is made incident on a light guide plate. The light guide body is formed to introduce the incident light to the light guide plate in such a manner that the light incident on an end surface of the light guide plate has a specified light quantity distribution.03-04-2010
20100053496Back light unit and liquid crystal display device therewith - A backlight unit includes a cover bottom having a plurality of light source groups each with a plurality of light sources thereon, wherein the light sources with the higher brightness are arranged in the light source group closer to a center portion of the cover bottom, and the light sources with the lower brightness are arranged in the light source group closer to a periphery of the cover bottom.03-04-2010
20110085106ALIGNMENT FILM AND METHOD OF MANUFACTURING THE SAME, PHASE DIFFERENCE DEVICE AND METHOD OF MANUFACTURING THE SAME, AND DISPLAY UNIT - An alignment film or a phase difference device with small shift from a desired alignment direction and a display unit including the same are provided. The alignment film includes: a substrate having a plurality of grooves extending in a specific direction on a surface; and a non-alignment thin film formed along a surface of the plurality of grooves. The phase difference device includes: an alignment film that has a substrate having a plurality of grooves extending in a specific direction on a surface and a non-alignment thin film formed along a surface of the plurality of grooves; and a phase difference layer that is provided being contacted with a surface of the non-alignment thin film, and includes a liquid crystal material that is aligned along an extending direction of a dent formed by the non-alignment thin film and is polymerized.04-14-2011
20110176083BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS USING SAME - A backlight device (07-21-2011
20110080538OPTICAL ELEMENT MANUFACTURING METHOD, OPTICAL ELEMENT EXPOSURE DEVICE, OPTICAL ELEMENT, LIGHTING OPTICAL DEVICE, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - Provided is an optical element manufacturing method that is capable of forming various kinds of shapes and capable of achieving sophisticated functions, improved yields, and cost reductions. The method includes: a step that applies a transparent photosensitive resin on a transparent substrate with light-shielding patterns provided thereon; a step that forms transparent layers by performing patterning through irradiating exposure light of an arbitrary amount on the transparent photosensitive resin via the transparent substrate with the light-shielding patterns provided thereon; a step that forms light absorption layers by filling a black curable resin between the transparent layers; and an irradiation step that irradiates the exposure light in an oblique direction to the surface of the transparent substrate where the light-shielding patterns are formed in a state where the transparent substrate is being bent.04-07-2011
20100128198LIQUID CRYSTAL DISPLAY AND METHOD OF ASSEMBLING THE SAME - A liquid crystal display including a backlight assembly, panel guides and a liquid crystal panel. The backlight assembly includes a light guide plate, optical sheets disposed on the light guide plate, a reflective sheet disposed under the light guide plate, light sources disposed along at least one of first sides of the light guide plate, light source covers which cover the light sources, respectively, guide members disposed along at least one of second sides of the light guide plate, and a packing sheet in which the light guide plate, the optical sheets, the reflective sheet, the light source covers, and the guide members are wrapped. The panel guides are disposed on the packing sheet and coupled to the guide members, respectively. The liquid crystal panel is placed on the panel guides. An extension direction of the first sides crosses an extension direction of the second sides.05-27-2010
20120120343LIGHT-EMITTING MODULE, LIGHTING DEVICE, DISPLAYING DEVICE, AND TELEVISION-RECEIVER DEVICE - An LED module (MJ) includes an LED (05-17-2012
20120147290LED BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE - An LED backlight in which deterioration in in-plane uniformity of brightness is prevented, whose thickness, frame width, and wire length are reduced, and in which wiring can be carried out easily, includes an LED provided on one surface of an LED substrate; the LED substrate is mounted on a chassis panel so that a surface of the LED substrate opposite to the one surface contacts the chassis panel; and the chassis panel has a connection hole provided in a portion of a region of the chassis panel in which region the LED substrate is mounted, which passes through the chassis panel.06-14-2012
20120200801LIGHT SOURCE AND DISPLAY SYSTEM INCORPORATING SAME - Light sources are disclosed. A disclosed light source includes an optically reflective cavity that includes an input port for receiving light and an output port for transmitting light, a lamp that is disposed at the input port, and an optical stack that is disposed at the output port. The optical stack includes a forward scattering optical diffuser that is disposed at the output port and has an optical haze that is not less than about 20%, and an optical film that is disposed on the optical diffuser. The optical film enhance total internal reflection at the interface between the optical film and the optical diffuser. The optical film has an index of refraction that is not greater than about 1.3 and an optical haze that is not greater than about 5%. The optical stack also includes a reflective polarizer layer that is disposed on the optical film. Substantial portions of each two neighboring major surfaces in the optical stack are in physical contact with each other.08-09-2012
20110249215BACKLIGHT UNIT AND DISPLAY APPARATUS COMPRISING THE SAME - A backlight unit is provided that comprises a first layer, a plurality of light sources on the first layer, a reflection layer on the first layer, the reflection layer surrounding the plurality of light sources, a second layer on the reflection layer and the plurality of light sources, and a third layer on the second layer, the third layer comprising a plurality of light shielding patterns arranged to correspond to the light sources, respectively, and a light transmitting region surrounding the plurality of light shielding patterns, wherein the light transmitting region includes first regions adjacent to the light sources and second regions away from the light sources, and wherein the first regions are smaller in area than the second regions. A display apparatus comprising the backlight unit is provided as well.10-13-2011
20110211140LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a LCD device adapted to improve display quality and simplify configuration. The LCD device includes: a liquid crystal display panel; a driver printed-circuit-board disposed by an edge of the liquid crystal display panel; a backlight unit disposed under the liquid crystal display panel; a lower case configured to sequentially receive the backlight unit and the liquid crystal display panel; and a support plate disposed an outer side surface and configured to support the driver PCB which is positioned in the outside of the lower case.09-01-2011
20100277666Lighting Device, Backlighting Device, and Display Device - A lighting arrangement is disclosed with a light module (11-04-2010
20110249216LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal panel (10-13-2011
20110249214BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A backlight assembly includes; a light source including a light emitting surface through which a light exits and an optical member including a first surface disposed adjacent to the light source and a second surface disposed substantially opposite to the first surface, wherein the optical member covers the light source and guides the light therethrough, wherein the optical member includes; an incident surface to which the light is incident, the incident surface being connected with the first surface corresponding to the light source, an optical pattern disposed on the second surface and corresponding to the light source, the optical pattern reflecting a first light of the light incident through the incident surface through total internal reflection and a light guide pattern disposed on the first surface, wherein the light guide pattern directs the reflected first light to an exterior of the optical member.10-13-2011
20100097541LED BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE - An LED backlight in which deterioration in in-plane uniformity of brightness is prevented, whose thickness, frame width, and wire length are reduced, and in which wiring can be carried out easily, includes an LED provided on one surface of an LED substrate; the LED substrate is mounted on a chassis panel so that a surface of the LED substrate opposite to the one surface contacts the chassis panel; and the chassis panel has a connection hole provided in a portion of a region of the chassis panel in which region the LED substrate is mounted, which passes through the chassis panel.04-22-2010
20090244439LIGHT EMITTING DEVICE, ILLUMINATING APPARATUS HAVING THE SAME, AND LIQUID CRYSTAL DISPLAY APPARATUS - In a light emitting device, a substrate on which LEDs are arranged in line is used as a light source used for the sidelight of an illuminating apparatus serving as a backlight of sidelight type. The frame of the LED includes a first portion, a second portion, and a third portion. The second and third portions are arranged on both sides of the first portion. The length of the longest part of the first portion in a first direction d10-01-2009
20090231511OBJECT RECOGNIZING DISPLAY DEVICE - A display device includes: a first substrate; a gate line formed on the first substrate; a first switching device connected to the gate line; a pixel electrode connected to the first switching device; a light-receiving device formed on the first substrate and which senses infrared light; and a light-shielding pattern disposed between the first substrate and the light receiving device. The light-shielding pattern overlaps the light-receiving device and blocks light09-17-2009
20110255027LIGHTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - A reinforcement plate 10-20-2011
20100321608DIRECT TYPE BACK LIGHT UNIT FOR LIQUID CRYSTAL DISPLAY DEVICE - A back light unit for a liquid crystal display device for improving uniformity of the light and dispensing with optical sheets. The back light unit includes a light source having a holographic pattern formed on a surface thereof opposite the display device which is to display a picture, and a reflective plate under the light source.12-23-2010
20080252812OPTICAL ELEMENT COVERING MEMBER, BACKLIGHT, AND LIQUID CRYSTAL DISPLAY DEVICE - An optical element covering member is provided which can suppress degradation in display performance caused by warping and undulation. The optical element covering member includes at least one optical element, a support medium supporting the optical element; and a covering member covering the optical element and the support medium. In the above optical element covering member, the covering member has a Vicat softening point of more than 85° C., and at least one surface of the covering member, which covers the support medium, has a coefficient of thermal expansion in the range of 85% to 160% of the coefficient of thermal expansion of the support medium.10-16-2008
20080252813DISPLAY DEVICE HAVING LIQUID CRYSTAL LAYER AND SWITCHABLE OPTICAL LAYER - A display device including a first electrode, a liquid crystal layer positioned under and connected to the first electrode, a second electrode and a switchable optical layer. The switchable optical layer includes either a transparent state or a non-transparent state and is electrically switchable between the transparent state and the non-transparent state. The non-transparent state is selectively emissive state. The switchable optical layer is positioned above and connected to the second electrode. A third electrode is positioned between the liquid crystal layer and the switchable optical layer.10-16-2008
20080204626Light emitting diodes and display apparatuses using the same - In a light emitting diode, a first semiconductor layer supplies electrons, and a second semiconductor layer supplies holes. An active layer is formed between the first and second semiconductor layers. The active layer receives electrons and holes, and emits light in response to coupling between the electrons and the holes. A first reflective layer is formed on a bottom portion of the first semiconductor layer, and a second reflective layer is formed on a top portion of the second semiconductor layer. The light emitted from the active layer exits toward a side of the active layer.08-28-2008
20080204629Liquid Crystal Display Device - A subject of the present invention is to provide a liquid crystal display device in which the reliability of electrical connection between electrodes and electrode fittings can be improved even if there are variations in diameter of the bar light sources arranged in the back light. There is provided a liquid crystal display device comprising: a liquid crystal display panel; and a back light arranged on the back surface of the present liquid crystal display panel; wherein the back light is composed of a plurality of bar light sources arranged in parallel in a plane opposing the liquid crystal display panel and a base that supports each of the bar light sources through electrode fittings at electrode sections; wherein the electrode fittings are each provided with a pair of pressing portions which press the circumferential surface of the electrode of the bar light source from opposing sides of the circumferential surface; and wherein each of the pressing portions is arc-shaped such that the pressing portion surface facing the circumferential surface of the electrode of the bar light source has a concave; and is formed such that the pressing portion presses the electrode of the bar light source through projections formed on the concave.08-28-2008
20110164201Liquid crystal display device - An object of the invention is to provide a liquid crystal display device having a so-called direct backlight where the interval between a number of rod light sources can be reduced, as well as a liquid crystal display device where the liquid crystal display panel and the backlight can be provided close to each other and the thickness of the module can be reduced. The liquid crystal display device is provided with a liquid crystal display panel and a backlight provided on the rear surface of this liquid crystal display panel, and the above described backlight is provided with a number of rod light sources aligned in a plane which faces said liquid crystal display panel and electrode supports for supporting the electrodes of the rod light sources on the same pole, which are provided on the same side of the rod light sources, together. The above-described electrode supporting the electrodes on the same pole together are formed of at least a separate first electrode support and second electrode support. The first electrode support and the second electrode support are respectively formed by press processing a metal plate and provided with electrode fixtures for sandwiching the electrodes of the number of rod light sources and en electrode linking body for linking these electrode fixtures together. The metal fixtures of the first electrode support and the metal fixtures of the second electrode support alternate in the direction in which said rod light sources are aligned.07-07-2011
20100283937LAMP HOLDER, BACKLIGHT UNIT, AND DISPLAY DEVICE - A lamp holder 11-11-2010
20100283938Structure of light emitting device array and drive method for display light source - Array of light emitting device is provided as the backlight for a display apparatus. A control means and drive method are provided utilizing a multiple scan selection drive scheme and a relaxation operation to eliminate the flicker and to enhance the speed of LC response and contrast ratio.11-11-2010
20110261287LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display device and a method of manufacturing the same, the device including a liquid crystal display panel, the liquid crystal display panel including substrates facing each other and a liquid crystal layer therebetween; a backlight unit below the liquid crystal display panel, the backlight unit being for emitting light toward the liquid crystal display panel; a filling that fills defect holes on surfaces of the substrates, which surfaces are relatively remote from the liquid crystal layer, the filling having horizontally even surfaces with respect to the surfaces of the substrates, and a cover member disposed over the defect holes filled with the filling.10-27-2011
20110134359DISPLAY APPARATUS - Disclosed is a display apparatus which is light and slim in its external appearance. The display apparatus includes a display panel which displays an image signal; a backlight unit which provides light to the display panel; a front member which includes a body whose central portion is open such that an image displayed on the display panel can be frontwardly exposed, and a support unit which supports the display panel and the backlight unit in the inner side of the body; and a rear member which is coupled to the front member and supports the back side of the backlight unit.06-09-2011
20110134358DYNAMIC DIMMING LED BACKLIGHT - A system and method for controlling subsections of an LED backlight for a liquid crystal display (LCD). Exemplary embodiments analyze the histograms for each subsection of the LCD which corresponds with the subsections of the LED backlight in order to produce a proper luminance for the backlight subsection. The proper luminance may be less than the maximum or typical luminance that is produced by common LED backlights. By reducing the luminance the resulting display can have less power consumption, longer lifetime, and higher contrast ratios. The original subpixel voltages for the LCD are re-scaled based on the proper luminance for the backlight subsection. Virtual backlight data may be created to simulate the luminance at each subpixel and the virtual backlight data may be used to re-scale the original subpixel voltages. The virtual backlight data may be used to blend between adjacent subsections of the LED backlight which may be producing different levels of luminance.06-09-2011
20110255026BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY MODULE - A backlight module includes a tray, a light guide plate, a lighting device, and an optical film set. The tray includes a bottom plate and a side wall connecting an edge of the bottom plate. The side wall includes a plurality of wall portions connected to one another. Some of the wall portions are perpendicular to the bottom plate, and the others are parallel to the bottom plate. The light guide plate is disposed on the bottom plate. The lighting device is disposed at a light incident side of the light guide plate. The optical film set disposed on the light guide plate leans against the side wall.10-20-2011
20110085108OPTICAL DEVICE, AND BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - An optical device which maintains luminance characteristics to the greatest extent, improves light-collecting effects, and realizes a wide viewing angle, and a backlight unit and an LCD including the same. The optical device includes a light-transmitting base film. A plurality of convex portions is formed on at least one surface of the base film, and microscopic optical patterns have peaks and valleys, which abut each other, on part of the convex portions. Alternatively, a plurality of third fine optical patterns is formed on at least one surface of the base film. A portion of each third fine optical patterns abutting the base film forms a figure having long and short axes. Each of the third fine optical patterns has a peak with a height that decreases from the center to both ends thereof along the long axis.04-14-2011
20120147289BACKLIGHT UNIT COMPRISING CONDENSING FILM HAVING HETERO-CONIC LENSES - Provided is a backlight unit. The backlight unit includes a light source, an optical member configured to uniformly distribute light emitted from the light source, and at least two condensing films configured to condense light from the optical member. Hetero-conic lenses are two-dimensionally arranged on a surface of each of the condensing films, and each of the hetero-conic lenses is formed by combining a first conic lens expressed by Formula (1) below and a second conic lens expressed by Formula (2) below:06-14-2012
20100214506HIGHER TRANSMISSION LIGHT CONTROL FILM - A light control film, and light collimating assemblies and liquid crystal displays incorporating such light control films are described. The light control film includes alternating transmissive and absorptive regions, where the refractive index of each transmissive region is greater than the refractive index of each absorptive region. The absorptive regions form interfaces at angles that are close to the perpendicular to the light control film. A portion of the incident light intercepting the absorptive region undergoes Total Internal Reflection, and is transmitted through the film. The axial brightness of light passing through the film is increased, the brightness is more uniform within the viewing angle, and the viewing cutoff angle is sharpened.08-26-2010
20100066941HYBRID LIGHTING PANEL AND LCD SYSTEM - A hybrid lighting panel may have a first light guide and a second light guide proximate to the first light guide. The first light guide may receive light from a light source such as an LED array. The first light guide is configured to distribute the light along the length of the first light guide and distribute the light out a first light guide face such that light exiting the first light guide face enters the second light guide. The second light guide is configured to distribute light across the width of the second light guide and distribute light out a second light guide face. Hybrid lighting panels may be used individually or assembled as a system to provide light. A controller can control lighting to each panel to allow for individual dimming. One or more panels may be used to backlight an LCD layer.03-18-2010
20110261286DISPLAY APPARATUS - A display apparatus is provided and includes a display panel, and a backlight unit supplying light from a rear of the display panel. The backlight unit includes a light source, a circuit board layer, a reflection layer, a pattern layer, and a vacant layer. The circuit board layer has the light source seated thereon. The reflection layer is formed on the circuit board layer to reflect light emitted from the light source. The pattern layer is positioned on a top surface of the light source. The vacant layer is formed between the reflection layer and the pattern layer.10-27-2011
20110181808LIQUID CRYSTAL DISPLAY DEVICE AND ELECTRONIC APPARATUS - A liquid crystal display device includes: a component substrate including a transistor device; an opposing substrate disposed so as to face the component substrate through a liquid crystal layer; a back light disposed on a side of the component substrate located opposite to the opposing substrate; first and second measurement portions formed on a surface of the component substrate and the opposing substrate, respectively, located on the liquid crystal layer side and used for measuring a difference between bonding positions of the component substrate and the opposing substrate; a measurement opening portion disposed on the second measurement portion side; and a light shielding layer disposed between the component substrate and the second measurement portion and preventing transmission of light from the back light through the measurement opening portion.07-28-2011
20110149200LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device that is capable of preventing the damage to optical sheets and a liquid crystal panel due to vibration and impact is disclosed. The liquid crystal display device includes a liquid crystal panel for controlling transmissivity of liquid crystal to display images, a backlight unit configured to include a plurality of optical sheets for irradiating light to the liquid crystal panel, and a support main for supporting the liquid crystal panel and the backlight unit, the support main having a protrusion curved to prevent the droop of the liquid crystal panel at the middle thereof. With the above construction, it is possible to minimize the friction between the liquid crystal panel and the optical sheets, prevent the formation of wrinkles or scratches at the optical sheets, and prevent the optical sheets from being rubbed.06-23-2011
20110187963LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A backlight unit 08-04-2011
20120033154WHITE FILM AND BACKLIGHT USING SAME - A white film including polymer film wherein both the thermal shrinkage rate in the longitudinal direction and that in the transverse direction of the film are not less than −0.2% and not more than 0.5% at 90° C., and a backlight for liquid crystal displays using such a white film. Since the white film hardly suffers from undulation or rise in its end portions, it is most suitable as a reflection film for backlights of liquid crystal displays. Since a backlight for liquid crystal displays using this white film can be used for a long time, it is applicable to liquid crystal displays of various electrical/electronic devices.02-09-2012
20120033153Display Device - A display device is disclosed. The display device includes a display and a diffractive optical element (DOE). The display is used to show an image. When a user looks at the image within a first viewing angle range, he can see a first observed image, and when he looks at the image within a second viewing angle range, he can see a second observed image. The diffractive optical element is disposed in the lighting direction of the display to diffract the light constructing the first observed image to the second viewing angle range, thereby converting the first observed image into a third observed image and converting the second observed image into a fourth observed image at the same time.02-09-2012
20110116007BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE AND GAME MACHINE INCLUDING THE SAME - A game machine includes: a liquid crystal display including a liquid crystal panel and a back light unit disposed; and at least one reel which is disposed behind the back light unit and on which a plurality of symbols are disposed. The back light unit includes: a pair of transparent plates which are disposed to face each other, transparent electrodes being formed on corresponding predetermined areas the transparent plates; a polymer dispersed liquid crystal layer which is formed in a space between the transparent plates; and a light source module including a frame which is disposed behind the transparent plates, an area of the frame corresponding to the predetermined area being empty or transparent, and a planar light source or a plurality of light sources which is mounted to the frame to be disposed at an area corresponding to the predetermined area of the transparent plates.05-19-2011
20110116005LINEAR WHITE LIGHT SOURCE, AND BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A linear white light source 05-19-2011
20110051034Display Device - To provide a display device having a high contrast ratio by a simple and easy method and to manufacture a high-performance display device at low cost, in a display device having a display element between a pair of light-transmitting substrates, layers each including a polarizer having different wavelength distribution of extinction coefficient from each other with respect to the absorption axes are stacked and provided on an outer side of the light-transmitting substrates. Further, a retardation plate may be provided between the stacked polarizers.03-03-2011
20110102704WHITE LED FOR LIQUID CRYSTAL DISPLAY BACKLIGHTS - A light emitting diode (LED), method for optimizing an LED having characteristics which are tailored for a liquid crystal color filter set, and a liquid crystal display (LCD) using the LED are disclosed. The spectral response of the LED is optimized to provide the preferred optical properties when its light is transmitted through the color filter set and liquid crystal stack. Embodiments provide a diode chip which intrinsically emits light with wavelengths primarily within the blue visible spectrum (‘blue chip’). Surrounding the chip would be a first layer of phosphor that emits light with wavelengths primarily within the yellow-green region of the visible spectrum via phosphorescence with the blue light which is emitted from the diode chip (‘yellow-green phosphor’). There would also preferably be a second layer of phosphor that emits light with wavelengths primarily within the red region of the visible spectrum via phosphorescence with the blue light which is emitted from the diode chip (‘red phosphor’).05-05-2011
20090147177MULTI-VISION DISPLAY - A multi-vision display including first and second display panels having edges that at least partially overlap, the first and second display panels each including pixel regions, non-pixel regions disposed around the pixel regions, and driving circuits mounted on the non-pixel regions, to supply driving signals to the pixel regions. The driving circuits are located on edges of the first and second display panels that face the overlapped edges.06-11-2009
20120307175FIXED STRUCTURE FOR LED STRIP AND LCD - This invention relates to an LED strip fixed structure and an LCD, wherein the LED strip fixed structure includes a back panel, an LED strip and a strip fixed element, a groove used for accommodating the LED strip is formed on the strip fixed element, and light holes used for accommodating LEDs on the LED strip are formed in the groove; the fixed element is used for containing the LED strip, and is fixedly connected with the back panel. In this invention, the fixed element for accommodating the LED strip is fixed on the side wall of the back panel, so as to increase the heat dissipation channel of the LED strip; instead of arranging heat dissipation aluminum extrusion between the LED strip and the back panel, and so as to reduce the quantity of connecting pieces such as connecting screws. This invention improves the effect of heat dissipation at the backlight part of the LCD, and meanwhile simplifies the installation structure of the LED strip and lowers the cost.12-06-2012
20120307176LIQUID CRYSTAL DEVICE, PROJECTION TYPE DISPLAY DEVICE, AND ELECTRONIC APPARATUS - The polarities of pixel electrodes and a common electrode are inverted and a first electrode and a second electrode on an element substrate side are driven during a first period and a second period. At this time, the polarity of the first electrode with respect to a third electrode on an opposing substrate side is the opposite to the polarity of the pixel electrodes with respect to the common electrode, and the polarity of the second electrode with respect to the third electrode on the opposing substrate side is the same as the polarity of the pixel electrodes with respect to the common electrode.12-06-2012
20120307177LIQUID CRYSTAL DISPLAY AND LIQUID CRYSTALLINE MEDIUM - The invention relates to an electro-optical liquid-crystal display which contains, as dielectric, a liquid-crystalline medium having negative dielectric anisotropy and includes a backlight which essentially only emits light having a wavelength of 400 nm or more or has, between the liquid-crystal layer and the backlight, a cut-off filter which essentially only allows light having a wavelength of 420 nm or more to pass through.12-06-2012
20110109833LIGHTING DEVICE, DISPLAY DEVICE, TELEVISION RECEIVER AND METHOD OF MANUFACTURING LIGHTING DEVICES - A backlight unit 05-12-2011
20120038848BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight includes a case having plural apertures in a main face thereof and a light source disposed in the case. A total area of the plural apertures is not less than 8% and not more than 15% of an area of the main face.02-16-2012
20120038849Expanded Heat Sink for Electronic Displays and Method of Producing the Same - An expanded heat sink for transferring heat from an electronic display component to a path of cooling air is disclosed. A continuous sheet may define a series of channels where the cooling air is blown through the channels and along the continuous sheet. When viewed along the path of the cooling air and oriented horizontally, the continuous sheet may define a series of four-sided polygons having top, bottom, left side, and right side portions where either the top or bottom portions are absent from each polygon. The absent top portions may be supplied by a front plate or the rear portion of an electronic display. The absent bottom portions maybe supplied by a rear plate. One or more components of the electronic display may be placed in thermal communication with the sheet and/or front/rear plates to transfer heat from the components to the cooling air.02-16-2012
20120038847ORGANIC LIGHT EMITTING DEVICE, ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - An organic light emitting device having light emitting units on a substrate is provided. Each light emitting unit includes a first electrode layer, an organic light emitting layer, a second electrode layer, a power line, a resistor line, an insulating layer. The first electrode layer is disposed on the substrate. The organic light emitting layer is disposed on the first electrode layer. The second electrode layer is disposed on the organic light emitting layer. The power line is disposed on the substrate. The resistor line is electrically connected to the first electrode layer, wherein the resistor line partially overlaps with the power line, and an overlapping area occupies 60˜100% of a total area of the resistor line. The insulating layer is disposed between the power line and the resistor line, and a contact hole is disposed in the insulating layer to electrically connect the power line and the resistor line.02-16-2012
20110317092LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes first and second substrate facing each other; a pixel electrode and a common electrode on the first substrate and generating an electric field substantially parallel to the first substrate; a backlight unit disposed under the first substrate and providing a light to the first substrate; and a liquid crystal layer including liquid crystal molecules and disposed between the first and second substrates, wherein the liquid crystal molecules are twisted in a helical structure having an axis perpendicular to the first substrate when the electric field is not generated and untwisted along the electric field with maintaining the axis when the electric field is generated.12-29-2011
20110317094LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE - In a backlight device (12-29-2011
20110317093LED BACKLIGHT SYSTEM FOR LCD DISPLAYS - A LCD system including multiple light sources optically coupled through different light entry regions to at least one waveguide element positioned to backlight a LCD panel. A LCD system including multiple light sources coupled to light entry regions of two or more waveguides comprising a waveguide system positioned to backlight a LCD panel. Waveguides of various configurations and promoting even lighting of associated LCD panels are provided. Resulting LCD systems enable uniformly lit panels having diagonal measurements in excess of 12 to 14 inches, but the invention is not limited to panels of any particular size.12-29-2011
20110317091LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - The backlight unit 12-29-2011
20110317090LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - The backlight unit 12-29-2011
20110317089Backlight assembly for supplying electric power to a light-emitting element via a connector and a backlight unit and a liquid crystal display which use the backlight assembly - A light-emitting element substrate mounting light-emitting elements is arranged on a front face of a chassis. The light-emitting element substrate is connected to a first connector. A power supply substrate for supplying electric power to the light-emitting element substrate is arranged on a rear face of the chassis. A second connector is connected to the power supply substrate. In addition, the first and the second connectors are connected to each other, so that the power supply substrate supplies electric power to the light-emitting element substrate via the first connector and the second connector. The second connector may electrically be connected to the power supply substrate via a harness.12-29-2011
20120062817LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device 03-15-2012
20120062816ILLUMINATION DEVICE, METHOD OF ASSEMBLING ILLUMINATION DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE - There is provided an illumination device equipped with a light guide plate having a light emission face and a light incident face, a printed substrate having a first plane and a second plane opposite to the first plane, a plurality of point like light sources for supplying light to the light guide plate, a housing disposed at a opposite side of the light emission face of the light guide plate, and a light source holding member for holding the printed substrate. The light source holding member has a bend portion, and a edge of the bend portion is inserted in between the light guide plate and the housing.03-15-2012
20120044438BACKLIGHT MODULE - The present invention discloses a backlight module which has a plurality of light-emitting diodes. The light-emitting diodes are divided into a plurality of light groups according to pitches between the adjacent light-emitting diodes. The light-emitting diodes with respect to a display-area center line have a position center, and the light group having the light-emitting diodes with larger pitches therebetween is in a position relatively close to the position center and is in a higher bright bin; the light group having the light-emitting diodes with smaller pitches therebetween is in a position relatively away from the position center and is in a lower bright bin. Therefore, luminous conditions of the overall light-emitting diodes tend to correspondence, and proportion of usage of light-emitting diodes in different bright bins can be increased.02-23-2012
20100321607LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes: a liquid crystal layer which contains a liquid crystal composition; a pair of substrates opposed to each other across the liquid crystal layer; alignment layers placed on liquid crystal layer sides of the pair of substrates, respectively; and polarization plates placed on opposite sides from the liquid crystal layer sides, respectively. The pair of substrates includes a thin-film transistor substrate including a thin-film transistor for controlling molecule alignment of the liquid crystal composition, and a color filter substrate including a color layer containing pixels of different colors. A blue pixel, which is one of the pixels of different colors, is larger in area than any of the pixels of other colors. A loss of light in a short-wavelength range is thus reduced.12-23-2010
20120044439LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A lighting device 02-23-2012
20120062815Display device - A display device has a display panel, a backlight adjacent a first surface of the panel, a blocker adjacent a second surface of the panel, and at least one bracket between the panel and backlight. An edge of the second surface of the panel is exposed, the first and second surfaces are substantially parallel, at least one bracket is coupled to the first surface without overlapping an active region of the panel that displays an image, and the blocker does not overlap the active region of the panel and overlaps the bracket along an axis passing through the panel. The blocker is visible at a position in front of the panel.03-15-2012
20120002135LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A backlight unit 01-05-2012
20120002133LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY DEVICE - An object of the invention is to suppress degradation in image quality of a liquid crystal display device which performs display by field sequential method and to reduce power consumption of a backlight. The highest brightness of a first color light in a pixel region is detected. Gamma correction is performed so that transmittance of a pixel of the region displaying the highest brightness of the first color light is set to maximum and transmittance of other pixel of the region is decreased in accordance with lowering of the first color light intensity, and the region is irradiated with the highest brightness of the first color light. Similarly, a second color light is irradiated in another region concurrently with irradiation of the first color, whereby input of an image signal and lighting of the backlight are performed simultaneously in every region of the pixel portion.01-05-2012
20120002131ILLUMINATION DEVICE AND ELECTROOPTIC APPARATUS - An illumination device is a device which irradiates light to a reflection-type display panel in which a liquid crystal is sandwiched between a pair of substrates. The illumination device includes a light emitting portion formed such that an organic EL layer is sandwiched between the pair of substrates. A first electrode which is in contact with the organic EL layer includes a metal portion and a transparent portion through which light can transmit. Light does not transmit through the metal portion provided at the viewing side. Further, the illumination device includes a microlens array arranged so as to cover the light emitting portion at the viewing side of the light emitting portion.01-05-2012
20120008063LIQUID CRYSTAL DISPLAY DEVICE - An object of the present invention is to provide a liquid crystal display device capable of uniformly irradiating the entire liquid crystal panel with light (that is, capable of preventing light irradiation non-uniformity that can be recognized by viewers), without excessively increasing the number of point light sources (LEDs). In the liquid crystal display device of the present invention, in a backlight substrate region where a plurality of point light sources (L01-12-2012
20120008064CHIP COMPONENT MOUNTING STRUCTURE, CHIP COMPONENT MOUNTING METHOD AND LIQUID CRYSTAL DISPLAY DEVICE - Provided are a chip component mounting structure and a chip component mounting method, wherein when a plurality of chip components having different heights are mounted on a substrate via an anisotropic conductive film, position gaps which occur when the chip components are pressure-bonded to the substrate are prevented, and the chip components can be accurately mounted to the substrate at target positions; and a liquid crystal display device provided with the substrate. In the chip component mounting structure, a position fixing resin (01-12-2012
20120013821Mobile Communication Device - A mobile communication device comprises: a liquid crystal (LC) panel; a drive integrated circuit connected to the LC panel; a keypad printed circuit board (PCB) having a keypad connected to the drive integrated circuit; a flexible printed circuit board (FPCB) for connecting the drive integrated circuit and the keypad PCB to each other; a backlight assembly having an outer case, for supplying light to the LC panel; and a fixing member for fixing the FPCB and one end of the outer case of the backlight assembly by adhering to each other. The mobile communication device prevents a part of light emitted from an optical source from being displayed on a screen with a high brightness.01-19-2012
20120013820LIGHT BAR FIXING STRUCTURE OF BACKLIGHT MODULE - A light bar fixing structure of a backlight module includes a reverse U-shaped frame, a light bar structure, and a fixing plate. The reverse U-shaped frame, which has an opening and multiple slits therein, is disposed on a back cover of the backlight module. The light bar structure includes a substrate and a plurality of light emitting devices. The fixing plate is attached to the substrate by using an adhesive layer. In addition, a plurality of buckling portions is provided in a periphery of the fixing plate, and by engaging the buckling portions with the slits, the fixing plate is fixed on the reverse U-shaped frame, which makes the light bar structure protrude from the opening of the reverse U-shaped frame after inserting through the opening. Therefore, regardless of light emitting device thickness, the light bar structure can be, in this manner, fixed on the back cover.01-19-2012
20120013819MANUFACTURING AND TESTING TECHNIQUES FOR ELECTRONIC DISPLAYS - A method for testing photosensitivity of an electronic display module, such as a liquid crystal display module, is provided. In one embodiment, a method includes exposing a display module to light at a first intensity and measuring an amount of light transmitted through the display module. The method may also include exposing the display module to light at a second intensity and measuring an amount of that light transmitted through the display module. The measured amounts may then be compared to determine an optical property, such as photosensitivity, of the display panel. Various other methods, systems, and manufactures are also disclosed.01-19-2012
20120057097LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - It is an object of the present invention to provide a lighting device having a simple configuration and obtaining an almost uniform illumination brightness distribution as a whole. A lighting device 03-08-2012
20120057096LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A backlight device 03-08-2012
20120057095LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - A lighting device of the present invention achieves power saving and provides illumination light without having local dark portions. A lighting device 03-08-2012
20100245712Liquid crystal DISPLAY DEVICE having a pair of electrodes over an inner side of a substrate of a liquid crystal element in which a stack of polarizers on the outer side of a substrate are provided and arranged between a pair of protective layers such that no protective layer is located between the stacked polarizers - To provide a display device having a high contrast ratio by a simple and easy method and to manufacture a high-performance display device at low cost, in a display device having a display element between a pair of light-transmitting substrates, layers each including a polarizer having different wavelength distribution of extinction coefficient from each other with respect to the absorption axes are stacked and provided on an outer side of the light-transmitting substrates. Further, a retardation plate may be provided between the stacked polarizers.09-30-2010
20120105764LIGHT SOURCE UNIT, LIGHTING DEVICE, DISPLAY DEVICE, TELEVISION RECEIVER, AND METHOD OF MANUFACTURING REFLECTION SHEET FOR LIGHT SOURCE UNIT - It is an object of the present invention to provide a light source unit enabling cost reduction. A light source unit of the present invention includes a plurality of LEDs 05-03-2012
20120154708MULTI-PRIMARY DISPLAY WITH AREA ACTIVE BACKLIGHT - A method of illuminating a display includes spatially varying the luminance of a multi-colored light source illuminating a plurality of pixels of the display in response to receiving a plurality of pixel values, and varying the transmittance of a light valve of the display having filters corresponding to the multi-colored light source in response to receiving the plurality of pixel values. The illumination is modified for a plurality of pixel values based upon modification of the luminance of the light source and varying the transmittance of the light valve. The modifying is further based upon modification of at least one of the multi-colored light sources together with modification of the transmittance of the light valve corresponding to at least one of the filters of a different color than the at least one of the multi-colored light sources in such a manner that increases the color gamut of the display.06-21-2012
20120154709ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - An electro-optical device includes an electro-optical panel and a retaining member. The retaining member includes a first retaining portion that extends along a first side of the electro-optical panel and a second retaining portion that extends along a second side, the first side intersects a direction in which cooling air flows, the first retaining portion is formed to be flush with a panel face of at least one of a light incident side and a light emitting side of the electro-optical panel, and the second retaining portion is formed to protrude from at least one of the panel faces.06-21-2012
20090135333LCD with ambient light sense function and method thereof - The invention discloses an LCD with an ambient light sense function and its method. The method compraises the step of: coupling a capacitor to a source electrode of a thin film transistor; calculating a transmission time which required by a potential change from the reduction of electric charges; and finally, calculating an intensity of the ambient light according to the transmission time. The invention further discloses an ambient light sense circuit having a thin film transistor, a capacitor and a read-out switch. As the ambient light changes, a leakage current of the thin film transistor is changed accordingly, and the transmission time which required by the potential change is therefore changed. The read-out switch transmits said potential to a data read-out line in order to calculate the intensity of the ambient light from the transmission time. The LCD of this invention includes a plurality of capacitors, a plurality of read-out switches and a processing module.05-28-2009
20090135332Backlight unit and liquid crystal display device having the same - Provided is a backlight unit of an LCD device including a printed circuit board; a plurality of light emitting diodes (LEDs) mounted on the printed circuit board; and a bottom chassis formed with only an outer frame and having the printed circuit board housed thereon.05-28-2009
20110090421Light Emitting Device and Display Device with the Same as Light Source - A display device uses a light emitting device with heightened luminance at an outermost area thereof as a light source to enhance luminance uniformity of a display panel. The light emitting device includes cathode electrodes, gate electrodes insulated from the cathode electrodes by way of an insulating layer while proceeding in a direction crossing the cathode electrodes, and electron emission regions formed on the cathode electrodes at crossed zones of the cathode electrodes and the gate electrodes. The outermost cathode electrodes are each divided into at least two electrode portions including inner and outer cathode electrode portions, and the outermost gate electrodes are each divided into at least two electrode portions including inner and outer gate electrode portions. When the region of the outer cathode electrode portion and the outer gate electrode portion is called a first region, and the region of the inner cathode electrode portion and the inner gate electrode portion internal to the first region is called a second region, the first region is higher in electron emission intensity than the second region.04-21-2011
20120120342CONTROL CIRCUIT FOR SWITCHING POWER SUPPLY - A control IC controls a switching power supply configured to supply a driving voltage Vout to one terminal of an LED string to be intermittently driven. In the on period of the LED string, a pulse modulator generates a pulse signal having a duty ratio adjusted such that a detection voltage V05-17-2012
20110102705AREA SENSOR AND DISPLAY DEVICE INCLUDING AREA SENSOR - A liquid crystal display device (05-05-2011
20110102706SEMICONDUCTOR LIGHT EMITTING DEVICE AND BACKLIGHT SOURCE, BACKLIGHT SOURCE SYSTEM, DISPLAY DEVICE AND ELECTRONIC DEVICE USING THE SAME - The semiconductor light emitting device of the present invention emits a blue light component, a green light component, and a red light component. The blue light component is a light component emitted by a first solid light emitting element that emits light having an emission peak in a wavelength range of 430 nm to less than 490 nm, the green light component is light emitted by a second solid light emitting element that emits light having an emission peak in a wavelength range of 360 nm to less than 420 nm that is converted into wavelength-converted light by a green phosphor, and the red light component is light emitted by at least one solid light emitting element selected from the first solid light emitting element and the second solid light emitting element that is converted into wavelength-converted light by a red phosphor. The green phosphor emits green light on the basis of an electronic energy transition of Mn05-05-2011
20110032449PERFORATED BACKLIGHT - A backlight includes a lower light guide having a specularly reflecting bottom surface and an opposing specularly reflecting perforated mirror film having a plurality of light transmission apertures. The specularly reflecting perforated mirror film has a polymeric multilayer structure, where non-perforated areas of the specularly reflecting perforated mirror film have a light reflectance value of 98% or greater and the specularly reflecting bottom surface has a light reflectance value of 98% or greater. A light collimating injector directs input light into the lower light guide. The light propagating generally parallel to the specularly reflecting perforated mirror film along a horizontal plane. The light collimating injector provides input rays into a vertical plane, the vertical plane being orthogonal to the horizontal plane, and forming an angle having an absolute value of 30 degrees or less with an intersection of the vertical and horizontal planes. An upper light cavity is disposed on the lower light guide. The upper light cavity has a light emission surface and a light input surface. The light input surface is at least partially defined by the specularly reflecting perforated mirror film. The upper light cavity has a thickness defined by the light emission surface and the light input surface. The thickness is equal to or greater than a distance between adjacent light transmission apertures.02-10-2011
20120120341Color Shift Reduction In Transflective Liquid Crystal Displays - Techniques are provided to reduce color shifts in an LCD. A sub-pixel in the LCD may comprise a reflective part and a transmissive part. The reflective and transmissive parts may be covered by one or more retardation films. To reduce color shifts in general and especially in oblique viewing angles, at least one retardation film in the sub-pixel may comprise a slow axis with an elevation angle from a surface of a substrate layer of the LCD.05-17-2012
20100289982SEMICONDUCTOR DEVICE, LED DRIVING CIRCUIT, AND APPARATUS FOR DISPLAYING AN IMAGE - The semiconductor device is included in the LED driving circuit (current regulator) of driving the LED array (with series-connected number m×parallel-connected number n), and is formed of a plurality (n pieces) of LED driving devices of controlling a current (constant-current driving) flowing in each string. A vertical semiconductor device, for example, a vertical MOSFET is used as the LED driving device. Both of a main device functioning as a constant-current driving device and a subsidiary device functioning as a circuit-breaking switch during dimming are formed inside a chip of the device, which are formed of the vertical semiconductor devices. In a first surface of the device, each source region of the main device and the subsidiary device is formed so as to be insulated from each other through an isolation region.11-18-2010
20100245711LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device having a direct-lighting backlight using LEDs as a light source, the number of LEDs is reduced without causing unevenness in brightness. An LED is disposed under a cylindrical lens to be closer to one end of the lens than a middle part of the lens. Light emitted from the LED is outputted, as diffused light, upward from an end diffusion surface of the lens. A portion of the top surface of the lens makes up a total reflection surface to reflect light emitted from the LED and thereby cause the reflected light to head for the other end of the lens. Diffusion surfaces formed on the top surface and the bottom surface of the lens radiate diffused light upward of the lens, causing uniform light to be radiated from the whole top surface of the lens.09-30-2010
20120127394LIQUID CRYSTAL APPARATUS - According to one embodiment, a liquid crystal apparatus includes a first liquid crystal panel including a pair of substrates, and a dispersed liquid crystal held between the pair of substrates, and an active mirror placed behind the first liquid crystal panel, and configured to switch a first state in which linearly polarized light whose polarizing direction is a second direction is transmitted, and a second state in which the linearly polarized light whose polarizing direction is the second direction is absorbed or reflected.05-24-2012
20120127396ACTIVE MATRIX SUBSTRATE, LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR MANUFACTURING ACTIVE MATRIX SUBSTRATE - An active matrix substrate is provided with a lead wire led from a switching element to a surrounding region; a pad portion formed in the lead wire and positioned in surrounding region; an insulation film including a planarization film positioned uppermost, and a passivation film and a gate insulation film positioned under planarization film, formed so as to cover the pad portion, and having a contact hole formed so as to reach pad portion; and an ITO film positioned in contact hole, and formed on pad portion. ITO film is formed so as to be spaced from planarization05-24-2012
20120127395LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - It is an object of the present invention to provide a lighting device realizing reduction in cost and suppression of power consumption and suppressing generation of a lamp image. A lighting device 05-24-2012
20120162573LIQUID CRYSTAL DISPLAY - A liquid crystal display including a backlight and a filter, the backlight including a light-emitting device having a light-emitting element emitting blue light, and a green phosphor and a red phosphor absorbing a part of primary light emitted from the light-emitting element and emitting first secondary light and second secondary light, respectively, the green phosphor being a β-type SiAlON phosphor containing Eu and Al dissolved in a crystal of a nitride or an oxynitride having a β-type Si06-28-2012
20120162572PAINT, RETARDATION ELEMENT, DISPLAY DEVICE, METHOD FOR MANUFACTURING RETARDATION ELEMENT - A retardation element includes an alignment film and a retardation layer in contact with a surface of the alignment film, and the retardation layer is formed by applying a paint containing a liquid crystal monomer and a non-liquid crystal monomer on the surface of the alignment film and then polymerizing the paint while the liquid crystal monomer is placed in an alignment state.06-28-2012
20110176084RED PHOSPHOR, METHOD FOR PRODUCING RED PHOSPHOR, WHITE LIGHT SOURCE, ILLUMINATING DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE - A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of the red phosphor. The red phosphor contains an element A, europium, silicon, aluminum, oxygen, and nitrogen at the atom number ratio of the following formula: [A07-21-2011
20120133860ACTIVE MATRIX SUBSTRATE, LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR MANUFACTURING ACTIVE MATRIX SUBSTRATE - An active matrix substrate is provided with a lead wire led out from a switching element to a surrounding region; a pad portion formed in the lead wire, and positioned in surrounding region; an insulation layer formed so as to cover pad portion, including a passivation film formed of an inorganic material, and a planarization film positioned on passivation film and formed of an organic material, and having a contact hole formed so as to reach pad; and an ITO film positioned in contact hole, and formed on pad. ITO film is formed so as to be spaced from a part defined by planarization film in an inner periphery surface of contact hole.05-31-2012
20120133859LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display (LCD) device includes a display module having a liquid crystal panel that forms an image and that includes a screen. The display module also has a backlight unit that emits backlight to the liquid crystal panel, and a lamination film that surrounds the display module. An extension direction of the lamination film formed during manufacture of the lamination film is directed between a horizontal direction and a vertical direction of the screen of the liquid crystal panel.05-31-2012
20120218495DISPLAY DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME - A display device includes a substrate; a display element; a thin film transistor, and having a first semiconductor oxide film including a source region and a drain region, the first semiconductor oxide film having first low resistance areas each of whose oxygen concentration is lower than that of the channel region in parts of the source region and the drain region in a depth direction from upper surfaces thereof; a second semiconductor oxide film having a second low resistance area whose oxygen concentration is lower than that of the channel region in a part in the depth direction from the upper surface; and a high resistance film covering the thin film transistor, the second semiconductor oxide film, and the substrate, made of a metallic oxide, having a first translucent area in an area contacting the first low resistance area, and having a second translucent area.08-30-2012
20120212688Light Source Assembly and LCD - The present invention provides a light source assembly, which comprises a light tube, a conductive nesting element, a first insulative insert and a second insulative insert. A nesting body of the conductive nesting element is fitted over and fixed to an end of a tube body of the light tube and is electrically connected to a pin of the light tube, and a flap of the conductive nesting element is disposed on the nesting body and extends in a direction lateral to the light tube. The first insulative insert is formed with a first through-hole and a blind hole. The nesting body is inserted through the first through-hole, and the flap is disposed and supported in the blind hole from a side away from the light tube. The second insulative insert comprises an insulative body and a conductive elastic piece disposed inside the insulative body. Both ends of the conductive elastic piece are exposed from two opposite sides of the insulative body, and one end of the conductive elastic piece abuts against the flap located in the blind hole. The present invention further provides a liquid crystal display (LCD). With the above arrangement, damage to the light tube is prevented when a lead is welded onto the pin of the light tube, so the light source assembly and the LCD of the present invention can save the cost.08-23-2012
20090059118Backlight module with detachable illuminator support apparatus and liquid crystal display utilizing same - An exemplary backlight module includes a frame and an illuminator support apparatus. The frame defines a through hole therein, and the through hole includes an assembly hole and a location hole communicating with each other. The illuminator support apparatus includes a base and a neck. The base remains fixed to the frame through the location hole. The neck is configured to be slidable from the assembly hole to the location hole and secured to the frame after the supporting body is snugly rotated. A liquid crystal display employing the backlight module is also provided.03-05-2009
20090059117DISPLAY DEVICE AND LIGHT-EMITTING DEVICE - The display device includes: a display panel that displays an image; and a backlight that is disposed on a back surface of the display panel and emits light from the back surface of the display panel. The backlight includes: an output member that outputs incoming light to the display panel; and a light source that emits light to the output member from a side of the output member. The light source includes: plural board-shaped substrates that each have a light-emitting element mounted on a surface thereof; and a wiring board that is in contact with a side surface of each of the plural board-shaped substrates to hold, in an upright position, the plural board-shaped substrates which are arranged in a line, and that is arranged so that the each light-emitting element faces the side of the output member while the wiring board is electrically connected to the plural board-shaped substrates.03-05-2009
20090059116LASER APPARATUS - The present invention comprises: a laser light source 03-05-2009
20080273140BACKLIGHT UNIT DRIVING APPARATUS AND METHOD THEREOF - A backlight unit driving apparatus is provided. The backlight unit driving apparatus includes a plurality of flash lamps at a backlight unit to supply light to a liquid crystal panel, supplies voltage necessary for discharge, and supplies a discharge initiating voltage so that the flash lamps can emit lights in a sequential order. Accordingly, motion picture characteristics improve, and good screen brightness is maintained.11-06-2008
20120075551LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - An object of the present invention is to reduce its tendency to generate local deformation in an extending member of a backlight unit. A backlight unit 03-29-2012
20120075550LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - An object of the present invention is to reduce the tendency that local deformation occurs in an extending member in a backlight unit. A backlight unit 03-29-2012
20120075549WHITE LIGHT EMITTING DIODE DEVICE, LIGHT EMITTING APPARATUS, AND LIQUID CRYSTAL DISPLAY DEVICE - A white light emitting diode (LED) device includes a blue LED light source, a sealant material, a green phosphor material, and an orange phosphor material. The sealant material covers the blue LED light source. The green phosphor material distributed in the sealant material includes (Lu03-29-2012
20100007819PLANAR LIGHT-EMITTING DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS - A planar light-emitting device enabling more precise local dimming has a plurality of light-emitting units each including a lightguide plate and a plurality of light sources disposed successively in the lateral width direction of the light-entrance surface and adjacently facing a light-entrance surface of the lightguide plate to emit light into the lightguide plate through the light-entrance surface. The light sources are divided into a plurality of groups successively arranged in the width direction, each group including at least one light source. The lightguide plates of the light-emitting units are mutually adjacently disposed with their light-exiting surfaces being flush with each other. The planar light-emitting device has a light source output control unit that controls the outputs of the light sources for each group.01-14-2010
20100007818ILLUMINATION APPARATUS, ILLUMINATING METHOD AND DISPLAY APPARATUS - A light source is arranged at a side face of a light guide plate, and a beam direction regulator and a reflection plate are sequentially arranged at a side of the light guide plate opposite to an illumination direction. Furthermore, a transmittance/scattering switching device is arranged at an illumination direction side of the light guide plate. Light from the light source entering the light guide plate emerges in a direction opposite to the illumination direction, passes through the beam direction regulator, and is reflected by the reflection plate. The reflected light once again passes through the beam direction regulator, passes through the light guide plate, enters the transmittance/scattering switching device, and then emerges as light in a transmitting state or a scattering state. Thus, the occurrence of moiré effects and uneven luminance are suppressed, and an illumination apparatus capable of controlling an emerging light angular distribution is obtained.01-14-2010
20100283939Structure of light emitting device array and drive method for display light source - Array of light emitting device is provided as the backlight for a display apparatus. A control circuit and drive method are provided utilizing a multiple scan selection drive scheme and a charging-relaxation step to eliminate the flicker and to enhanced the speed of LC response.11-11-2010
20120257139ILLUMINATION UNIT AND DISPLAY - There are provided an illumination unit and a display which are capable of further uniformizing chromaticity of illumination light in a plane while suppressing a reduction in light extraction efficiency. A light modulation device bonded to a light guide plate includes a light modulation layer exhibiting a scattering property or transparency with respect to light propagating through the light guide plate. The light modulation layer is sandwiched between a pair of transparent substrates. While alignment films controlling alignment of the light modulation layer are disposed on surfaces of the transparent substrates, an electrode generating an electric field which changes the alignment of the light modulation layer is disposed on only the surface of the transparent substrate.10-11-2012
20120257140LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER - Uneven brightness is less likely to occur in lighting devices at low cost. A backlight unit 10-11-2012
20120188481LCD APPARATUS - A display apparatus comprising first and second liquid crystal display (“LCD”) modules, each LCD module comprising an LCD cell and a backlight arrangement which is arranged to provide backlight illumination to an image display screen of the LCD cell; wherein a ventilation channel is defined between the two LCD modules; characterized in that air-moving arrangements are provided to move air across the ventilation channel to dissipate heat generated by the backlight modules during operation. Such arrangements facilitate the implementation of ultra-bright LCD displays which could function well under bright sunlight while alleviating over-heating issues due to a high intensity of backlight illumination.07-26-2012
20120188480LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device (07-26-2012
20130021555ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - A liquid crystal device as an electro-optical device of a present application example includes an element substrate, a translucent pixel electrode disposed on the pixel, a storage capacitor which is provided between the element substrate and the pixel electrode and has a pair of translucent electrodes disposed to face each other through a dielectric layer, and a third interlayer insulator film provided between the storage capacitor and the pixel electrode, and each of film thicknesses of the pixel electrode, a first electrode and a second electrode as the pair of translucent electrodes and the third interlayer insulator film are set so that a spectral distribution of light which transmits the pixel has peak transmittances corresponding to each of wavelength ranges of at least red, green and blue.01-24-2013
20120081632LIGHTING DEVICE, DISPLAY DEVICE, TELEVISION RECEIVER - It is an object of the present invention to provide a lighting device that can attain a reduction in thickness. A lighting device according to the present invention includes a hot-cathode tube 04-05-2012
20120081631ASSEMBLY STRUCTURE FOR LIQUID CRYSTAL MODULE - The present invention provides an assembly structure for a liquid crystal module, which is extended to form installation margins by increasing the size of a liquid crystal panel. The installation margins are directly formed with a plurality of installation holes for connecting with a plurality of corresponding positioning holes of a backlight module by positioning elements. Thus, the liquid crystal panel and the backlight module can directly construct a liquid crystal module, without any front frame. As a result, the size of the entire liquid crystal module in relation to X, Y and Z axes can be reduced, the assembly structure for the entire liquid crystal module can be simplified, and the installation cost of the entire liquid crystal module can be saved, while the compactness and the lightweight design of a liquid crystal display can be carried out.04-05-2012
20120229727ILLUMINATION DEVICE AND IMAGE DISPLAY DEVICE EMPLOYING THE SAME - The object of the present invention is to achieve weight reduction of an illumination device and uniformization of luminance distribution. The illumination device (backlight unit) comprises a linear light source, a reflecting layer and an outlet layer. The reflecting layer and the outlet layer face each other via space. The linear light source is arranged at an end of the space. The outlet layer is formed as a semi-transmissive layer which transmits part of incident light while reflecting part of the incident light. The cross-sectional shape of the reflecting layer has an apex, which is concave in an illuminating direction, in a section from a position close to the linear light source to a central position of the reflecting layer and an inflection point in a section from the apex to a distal end of the reflecting layer.09-13-2012
20090066876PHOTOSENSOR CIRCUIT, LIQUID CRYSTAL DISPLAY HAVING THE SAME AND METHOD OF DRIVING THE LIQUID CRYSTAL DISPLAY - A photosensor circuit includes a read-out circuit and a determiner. The read-out circuit includes: a first photosensor which outputs a first reference current corresponding to an intensity of a first reference light; a second photosensor which outputs a second reference current corresponding to an intensity of a second reference light; a third photosensor which outputs an external light current corresponding to an intensity of an external light; a first current memory which senses the first reference current; a second current memory which senses a difference between the first and second reference currents; and a storage capacitor which charges during a first period of time and discharges during a second period of time. The determiner calculates the intensity of the external light based on the intensities of the first and second reference lights and durations of the first and second periods of time.03-12-2009
20110122336MULTI-LAYER PRINTED CIRCUIT BOARD AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A PCB and an LCD device with the same are disclosed. The PCB and the LCD device force an LED to directly contact either a heat radiation member or a metal plate. As such, heat generated in the LED is directly transferred to the heat radiation member or the metal plate without passing through wiring and prepreg layers. Therefore, the heat is effectively discharged to the exterior through a bottom cover. In other words, heat generated in the LED can be effectively discharged because of passing through the shortened heat radiation path.05-26-2011
20100328572BACKLIGHT FOR LIQUID CRYSTAL DISPLAY - Light source lamps can be held at different intervals by a single kind of lamp clip. A straight tube light source lamp (12-30-2010
20080297690LASER WAVELENGTH CONVERSION DEVICE, METHOD FOR FORMING POLARIZATION REVERSED STRUCTURE, AND IMAGE DISPLAY DEVICE - An object of the invention is to increase the beam diameter of a laser beam, and perform high-output wavelength conversion without causing crystal damage. A laser wavelength conversion device includes a laser wavelength conversion element for allowing incidence of a laser beam as a fundamental wave to convert a part of the fundamental wave laser beam into a wavelength-converted laser beam having a wavelength different from a wavelength of the fundamental wave laser beam. The laser wavelength conversion element includes a non-linear optical crystal having periodically polarization reversed portions. The polarization reversed portions are formed in such a manner that a region where a wavelength conversion efficiency is substantially uniform extends in a polarization direction of the non-linear optical crystal. The incident laser beam is converted into the wavelength-converted laser beam with the wavelength conversion efficiency.12-04-2008
20120320307ACTIVE MATRIX SUBSTRATE, GLASS SUBSTRATE, LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY DEVICE - Each pixel 12-20-2012
20100231822DISPLAY DEVICE, METHOD FOR MANUFACTURING DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A display device includes an illumination medium, a display medium, and a conductor. The illumination medium includes a light-emitting element and a connection portion. The light-emitting element includes a first electrode and a second electrode and emits light with the use of power supplied between the first electrode and the second electrode. The connection portion is electrically connected to at least one of the first electrode and the second electrode. The display medium includes a terminal, relay wiring, and an electro-optical element. The relay wiring is electrically connected to the terminal. The electro-optical element controls light that is irradiated by and comes from the illumination medium according to electric energy supplied to the electro-optical element. The conductor electrically connects the relay wiring and the connection portion.09-16-2010
20120320305PROTECTIVE FILM PATTERNING - The patterning of objects (e.g., protective poly-films, heat-spreaders, and other components placed proximate to the backlight of an LCD) with multiple beads or raised protrusions is disclosed. The beads or protrusions can have a uniform or non-uniform size and can be arranged such that they have a uniform or non-uniform pattern density. The beads or protrusions can be patterned on a surface of the object to provide separation between a non-raised surface of the object and a surface of an adjacent item, such as a reflector film.12-20-2012
20120320306LIQUID CRYSTAL FILM - A liquid crystal film (LCF), a method of manufacturing the same, an optical device, or an LCD is provided. The exemplified LCF can be used as a reflective polarization plate, which can improve luminance and light utilization efficiency of a display device, such as an LCD, and the like.12-20-2012
20110242452TRANSFLECTIVE LCD DEVICE - A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.10-06-2011
20120086883BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight unit includes alight guide plate, an inner frame that surrounds an outer periphery of the light guide plate, and an outer frame that surrounds an outer periphery of the inner frame. An inner periphery of the inner frame is formed with an inner protrusion that projects toward the outer periphery of the light guide plate. The outer periphery of the inner frame is formed with an outer protrusion that projects toward an inner periphery of the outer frame. The inner protrusion and the outer protrusion are located on opposite sides of a wall part that is one side part of the inner frame, and arranged at a distance from each other in a longitudinal direction of the wall part of the inner frame. According to the backlight unit, relative positional displacement of members can be suppressed while ensuring the ease of assembling.04-12-2012
20120327329Display Panel and Display Apparatus Using the Same - The present invention provides a display panel and a display apparatus using the same. The display panel comprises a first substrate, a second substrate, a liquid crystal layer, a first polarizer, a second polarizer, a half (½) wave plate and a quarter (¼) wave plate. The liquid crystal layer is formed between the first substrate and the second substrate. The first polarizer is disposed at an outer side of the first substrate. The second polarizer is disposed at an outer side of the second substrate. The half wave plate is disposed on the first polarizer. The quarter wave plate is disposed on the half wave plate. The invention can improve a chromatic dispersion problem of a 3D display.12-27-2012
20120327330LIGHTING DEVICE AND LIQUID-CRYSTAL DISPLAY DEVICE WITH THE SAME - According to one embodiment, a lighting device includes a light source, and a semi-transmissive reflection layer opposing the light source. The semi-transmissive reflection layer includes a pattern including transmitting portions or reflecting portions. The pattern includes a pattern formed of the transmitting portions each having a hole conformation in a region to which a high volume of light form the light source incident, and a pattern formed of the reflection portions each having a dot conformation in a region to which a low volume of light form the light source incident.12-27-2012
20120092588ILLUMINATING DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER04-19-2012
20120092587DISPLAY DEVICE AND DRIVING METHOD FOR DISPLAY DEVICE - An object is to suppress degradation of an image quality of a display image. A plurality of display circuits arranged in M rows (M is a natural number of 2 or more) and N columns (N is a natural number) and a light unit are included; the light unit includes a plurality of light-emitting diode groups arranged in X rows (X is a natural number of 2 or more), overlaps with a display circuit in at least different one or more rows every row, and includes a light-emitting diode emitting red light, a light-emitting diode emitting green light and a light-emitting diode emitting blue light and a light guide plate formed between the plurality of display circuits and the plurality of light-emitting diode groups. The light guide plate includes X light guide members which transmits the light of the light-emitting diode groups in the rows different from each other.04-19-2012
20120287372LIQUID CRYSTAL DISPLAY DEVICE AND ELECTRONIC DEVICE USING THE SAME - A liquid crystal display device includes an illuminator and a liquid crystal panel for performing displaying by using light which is emitted from the illuminator. The liquid crystal panel includes a pair of substrates, a liquid crystal layer provided between the pair of substrates, and a pair of alignment films provided on sides of the pair of substrates facing the liquid crystal layer. At least one of the alignment films is a photo-alignment film which is imparted with an orientation regulating force through a photo-alignment treatment, and the illuminator includes a light source causing primary generation of at least blue light, among other light which is used for displaying.11-15-2012
20120140142POLARIZING PANEL AND DISPLAY DEVICE HAVING THE SAME - A polarizing panel includes a first substrate, a second substrate and an interposed first liquid crystal layer. The first substrate includes a plurality of spaced apart and segment electrodes and segments of a first light-blocking member disposed within interval areas between the segment electrodes. The second substrate faces the first substrate to include a common electrode facing the segment electrodes. The first liquid crystal layer is able to selectively apply a first polarizing effect to light rays passing therethrough when in a corresponding first state and to apply a different second polarizing effect to passing through light rays when in a corresponding second state, where the first and second states can be selectively chosen by voltages applied to the segment electrodes. The light-blocking member can reduce image crosstalk lights from being emitted from the interval areas between the segment electrodes, so that a crosstalk component of a formed 3D image may be prevented or reduced due to light-blocking effects.06-07-2012
20130010226LED PACKAGING STRUCTURE AND LIQUID CRYSTAL DISPLAY - An LED packaging structure includes a casing, an LED chip, and a lead frame arranged in the casing, The lead frame includes a bottom portion, and a first metal side wall and a second metal side wall respectively located on two sides of said bottom portion. The LED chip is arranged on the bottom portion. Plastic layers with high reflectivity are respectively disposed on surfaces of the first metal side wall and the second metal side wall are provided with and are extended towards the direction far away from the bottom portion and joint with the casing. The LED packaging structure of the present disclosure not only provides a longer path for the moisture to permeate the inside of the LED packaging structure, but also reduces the loss of the luminous flux due to light emitted from the LED chip irradiating on the metal bracket.01-10-2013
20130010227LIQUID CRYSTAL DISPLAY - A liquid crystal display including a display panel, an optical film and a backlight module is disclosed. The optical film is disposed on the display panel and has a plurality of micro structures facing the display panel arranged on the optical film. The period of the arranged micro structures is between 90 μm˜3 μm. The backlight module and the optical film are disposed on opposite sides of the display panel respectively. The backlight module is used for emitting a light, which penetrates the display panel and reaches the optical film. The light is deflected by the micro structures of the optical film and then is emitted to the outside at an angle of 20˜70 degrees relative to a normal line of the light outputting plane of the optical film.01-10-2013
20130016307LIQUID CRYSTAL DISPLAY DEVICE MODULEAANM Jeong; HaehyeonAACI Chilgok-gunAACO KRAAGP Jeong; Haehyeon Chilgok-gun KRAANM Kim; JaebumAACI DaeguAACO KRAAGP Kim; Jaebum Daegu KR - A liquid crystal display (LCD) device module capable of implementing a transparent display using reflection and transmission properties of cholesteric liquid crystal includes a liquid crystal display panel, a backlight unit disposed at one side surface of the liquid crystal panel to emit light directly to the side surface, and a supporting structure to support and secure the liquid crystal display panel and the backlight unit. A light guide plate is not provided at a rear surface of the liquid crystal display panel. A backlight unit faces the side surface of the liquid crystal display panel so that light can be incident directly onto the liquid crystal panel to generate an image, resulting in image enhanced with visibility and transparency of the liquid crystal display panel.01-17-2013
20130016306BACKLIGHT APPARATUS, METHOD FOR CONTROLLING THE SAME, AND IMAGE DISPLAY APPARATUSAANM Ohno; TomoyukiAACI Zama-shiAACO JPAAGP Ohno; Tomoyuki Zama-shi JPAANM Takayanagi; DaisukeAACI Kawasaki-shiAACO JPAAGP Takayanagi; Daisuke Kawasaki-shi JP - Disclosed is a backlight apparatus of an image display apparatus capable of changing an position of a screen; the backlight apparatus comprising a plurality of light sources which are provided for a plurality of light source blocks and for which light emission can be controlled independently in relation to each of the light source blocks; a storage unit which stores data to be used in order to determine a driving signal for the light source, the data being determined so that a luminance of each of the light source blocks is included within a predetermined allowable range with respect to a target luminance in relation to each of the positions of the screen; an acquiring unit which acquires the position of the screen; and a control unit which determines the driving signal for the light source by using the data corresponding to the position of the screen.01-17-2013
20130016305ILLUMINATION UNIT AND DISPLAYAANM Kaneda; KazumasaAACI KanagawaAACO JPAAGP Kaneda; Kazumasa Kanagawa JP - An illumination unit includes: a light source section including a laser light source; an optical-path branching device outputting light incident from the light source section, by branching the light into an outgoing optical path of illumination light and other optical path; a photodetector receiving a light flux that travels on the other optical path; a control section controlling an emitted light quantity in the laser light source, based on a quantity of the light flux received by the photodetector; and a light-quantity-distribution control device disposed between the optical-path branching device and the photodetector on the other optical path, the light-quantity-distribution control device controlling a light quantity distribution in the light flux to be incident upon the photodetector.01-17-2013
20130016304Backlight Module and Liquid Crystal DisplayAANM Li; QuanAACI Shenzhen CityAACO CNAAGP Li; Quan Shenzhen City CN - The present invention discloses a backlight module and a liquid crystal display (LCD) thereof. The backlight module comprises a backplane and a heatsink plate attached to the backplane, and the backlight module of the LCD also comprises at least one press plate, wherein the press plate is attached to the heatsink plate to tightly press the heatsink plate against the backplane. Because a press plate is added in the present invention to tightly press the heatsink plate, the press plate reduces the gaps formed between the places away from the attaching points because of small pressure. Therefore, thermal contact resistance is reduced, the heat in the cavity of the backlight is conducted to the metal backplane in time, and the temperature of the backlight module is reduced.01-17-2013
20130016308LIQUID CRYSTAL DISPLAY ELEMENT, METHOD FOR MANUFACTURING SAME, AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE LIQUID CRYSTAL DISPLAY ELEMENTAANM Urayama; MasaoAACI OsakaAACO JPAAGP Urayama; Masao Osaka JPAANM Umeya; MasanoriAACI TokyoAACO JPAAGP Umeya; Masanori Tokyo JPAANM Muneyoshi; TakahikoAACI ChibaAACO JPAAGP Muneyoshi; Takahiko Chiba JP - A liquid crystal panel (01-17-2013
20120242928BACKLIGHT UNIT AND LCD HAVING THE SAME - A backlight unit and a liquid crystal display device having the backlight unit are discussed. According to an embodiment, the backlight unit includes a frame including an opening, a light guide plate attached to the frame and formed larger than the opening, an adhesive member formed between the light guide plate and the frame, a colored light source providing colored light to the light guide plate, and a fluorescent excitation sheet formed on the light guide plate to emit colored light incident through the light guide plate as white light, wherein the adhesive member is disposed around lateral sides of the light guide plate.09-27-2012
20100085505FITTING, HOT CATHODE LAMP HAVING THE FITTING, AND LIQUID CRYSTAL DISPLAY DEVICE - A base for attaching to at least one end of a glass tube (04-08-2010
20120249920LIQUID CRYSTAL DEVICE AND PROJECTION-TYPE DISPLAY DEVICE - In an element substrate of a liquid crystal device, a peripheral electrode to which a potential Vtrap different from a common potential Vcom applied to a dummy pixel electrode and the like is applied is formed in a peripheral region which is interposed by an image display region and a sealing material. The peripheral electrode extends along the sealing material through the outside of the outside end of a data line driving circuit portion, and the outside end of a scanning line driving circuit portion, and does not intersect a data line and a scanning line.10-04-2012
20120249919LIQUID CRYSTAL DEVICE AND PROJECTION-TYPE DISPLAY DEVICE - In at least one embodiment of the disclosure, a liquid crystal device comprises a plurality of conductive patterns formed of a conductive film in a peripheral region between an image display region and a sealing member. The conductive patterns are formed at a same layer as a plurality of pixel electrodes. An insulation film is formed on a side facing a counter substrate so as to correspond to the plurality of conductive patterns and a plurality of pixel electrodes. Peripheral electrodes are formed in a region overlapping the plurality of conductive patterns in a plan view on a side on which the counter substrate is located so as to correspond to the insulation film in the peripheral region.10-04-2012
20120249918ILLUMINATION DEVICE AND DISPLAY UNIT - An illumination device includes a light source section including a laser light source, and intermittently emitting, at a predetermined frequency, laser light emitted from the laser light source, an optical element passing the laser light emitted intermittently from the light source section, and a drive section vibrating the optical element at a predetermined vibration frequency. An expression 1 or 2 below is satisfied, where f10-04-2012
20130135556REFLECTIVE DISPLAY SYSTEM WITH ENHANCED COLOR GAMUT - A display system includes a reflective display panel and a light source tailored to enhance the color gamut of the system. The panel, which may be a Cholesteric liquid crystal display panel, includes an array of reflective pixels, each pixel comprising a first, second, and third subpixel of different first, second, and third colors. The light source illuminates a front of the display panel with source light to enable observers to view images formed by the panel. The light source includes a lamp and an enhancing element. The lamp, which may be a metal halide lamp, emits lamp light that includes the first, second, and third colors. The enhancing element may be an optical filter, a supplemental LED light source or other light source, or both. The enhancing element enhances the system color gamut, for example, by increasing the color gamut area relative to illumination with the lamp alone.05-30-2013
20130114019MULTI-VIEW DISPLAY - A multi-view display is arranged to display views directed to respective viewing zones, comprising pluralities of imaging units and colour filters, each of said colour filters is associated with one of said imaging units, the colour filters being arranged according to a first pitch and in a first sequence of colours, and a barrier including a plurality of colour portions comprising colour filter material, the colour portions being arranged according to a second pitch that is substantially equal to twice the first pitch and in a second sequence of colours that corresponds to the first sequence of colours when reversed in order, the barrier is positioned so that light exits the display panel after passing through one colour portion and one colour filter and the colour portions of the barrier are configured to cooperate with the colour filters to selectively direct said light to the first and second viewing zones.05-09-2013
20130093978BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A backlight module and a liquid crystal display device using the same are provided, the backlight module comprises a light guide plate and at least one light emitting source disposed by a side of the light guide plate, and the light emitting source is disposed by a side of a corner of the light guide plate. The backlight module further comprises at least one reflecting plate disposed by an outer side of the light guide plate. Each of the reflecting plates corresponds to one of the light emitting sources, and is inclinedly disposed by the side of the light guide plate as well as by an outer side of the light emitting source. The present invention can effectively solve a problem of unevenly distributed brightness, and can tackle an obstacle for manufacturing larger sized liquid crystal display devices.04-18-2013
20130100378LIQUID CRYSTAL DISPLAY DEVICE, POLARIZER AND PROTECTIVE FILM - Provided is a liquid crystal display device that has excellent visibility while using a protective film comprising a polyester film. The liquid crystal display device comprises a backlight light source, and a liquid crystal cell disposed between two polarizers; the backlight light source being a white light-emitting diode; each of the polarizers comprising a polarizing film and protective films laminated on both sides of the polarizing film; and at least one of the protective films being a polyester film having a retardation of 3,000 to 30,000 nm.04-25-2013
20130100376LIQUID CRYSTAL DEVICE, ELECTRONIC APPARATUS, AND PROJECTION TYPE DISPLAY APPARATUS - When tilt directions of liquid crystal molecules have an azimuth of 45° or 135° in a counterclockwise direction with respect to the direction in which a wire grid of a wire grid polarization beam splitter extends, a phase difference compensation element in which an optical axis includes refractive index anisotropy of negative uniaxial properties along the thickness direction is inclined in the same direction as the tilt directions, and the phase difference compensation element is inclined in the direction reverse to the tilt directions when tilt directions have an azimuth of 225° or 315°.04-25-2013
20130100377LOAD DRIVING DEVICE, ILLUMINATION DEVICE, DISPLAY DEVICE - A load driving device according to the present invention is provided with: an enabling control section generating an enabling signal from an externally inputted PWM signal; and a load driving section that is turned on/off according to the enabling signal, and that PWM-drives the load according to the PWM signal.04-25-2013
20130100375DISPLAY DEVICE, SPACER, AND ELECTRONIC APPARATUS - A spacer is disposed between two polarizing plates. The spacer has a retardation value of 40 [nm] or less.04-25-2013
20080204628LIQUID CRYSTAL DISPLAY DEVICE - An object of the present invention is to provide a liquid crystal display device including a back light in which an electrode support member can be reliably arranged on the base side without concern for thermal expansion. There is provided a liquid crystal display device comprising: a liquid crystal display panel; and a back light arranged on the back surface of the present liquid crystal display panel; wherein the back light is composed of a plurality of bar light sources arranged in parallel in a plane opposing the liquid crystal display panel and a base that supports each of the bar light sources through electrode fittings at electrode sections; wherein the electrode fittings are provided on electrode support members extending in a direction in which the bar light sources are arranged in parallel, in units of the electrode fittings that support a mating electrode section of each bar light source; and wherein the electrode support member includes a portion fixed to the base side at least one point and a portion covered by a projecting portion fixed to the base side at another point, along the extending direction of the electrode support member.08-28-2008
20080198292Lighting Device - The present invention relates to a lighting device wherein an in-coupled light flow is at least partly constrained within a light-guide plate (08-21-2008
20130148052Backlight Module and LCD Device - A backlight module is disclosed, which comprises a light source device, a heat dissipating device and a backplate. The heat dissipating device is disposed between the light source device and the backplate and makes contact with the light source device and the backplate respectively. The heat dissipating device comprises a heat dissipating body and a plurality of heat dissipating units disposed on the heat dissipating body respectively. The backplate comprises a plurality of openings, through which the plurality of heat dissipating units extend respectively. An LCD device comprising the backlight module is further disclosed.06-13-2013
20130148053LIQUID CRYSTAL DISPLAY PANEL - A liquid crystal display panel is capable of displaying in a normally black mode. The liquid crystal display panel includes: a liquid crystal cell which includes a liquid crystal layer and a pair of substrates; a first polarizing plate provided on a rear surface side of the liquid crystal cell; a second polarizing plate provided on a viewer side of the liquid crystal cell; and an antireflection layer provided on a viewer side of the second polarizing plate, the antireflection layer having a moth-eye structure, wherein a transmission axis of the first polarizing plate is parallel to a vertical direction in a display plane, and a transmission axis of the second polarizing plate is parallel to a horizontal direction in the display plane. According to an embodiment of the present invention, a pale black state in oblique viewing angles is prevented.06-13-2013
20090303411MULTILAYERED SHEET FOR LIGHT REFLECTION, REFLECTOR, LIGHTING UNIT AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - The present invention relates to a multilayered sheet for light reflection for forming a thin and lightweight reflector, a reflector using it, a lighting unit equipped with the reflector and a liquid crystal display device equipped with the lighting unit, with reduced numbers of components in the lighting unit and in the assembly steps that are attained by preparing a reflector comprising a light reflecting plate, a boss portion for attaching a circuit, a reinforced rib portion and a light diffuser panel supporting frame, and, optionally comprising a lamp holder, a lamp supporter and a light diffuser panel supporting column integrated in a single piece, a lighting unit equipped with the reflector and a liquid crystal display device using the lighting unit, wherein the multilayered sheet for light reflection includes a multilayered sheet for light reflection comprising a light reflecting resin layer (A) and a resin substrate layer (B) which contains an inorganic filler in an amount of 30% by mass or more and has the flexural modulus of 5 GPa or more, and a multilayered sheet for light reflection further provided with a flexible resin layer (C) on the side of the resin substrate layer.12-10-2009
20120274872CONNECTING DEVICE FOR LED LIGHT BAR, BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE - The invention discloses a connecting device for an LED light bar, including a clamping slot component, wherein the inside of the front side opening is connected with the LED light bar, the plane of the back side is provided with a through hole, and the side wall thereof is provided with a side hole for accessing a cable and connecting with a conducting region of said LED light bar; a pressing plate, which is arranged into a cavity of said clamping slot component capable of moving along the side wall; a lifting rod, one end of which penetrates said through hole and is fixedly connected with said pressing plate and the other end is arranged outside of the back side of said clamping slot component; and an elastic component, which is sleeved on said lifting rod and is positioned between the inner roof of the clamping slot component and the pressing plate. The invention further discloses a backlight module and a liquid crystal display device applied said connecting device for the LED light bar. The connecting device for the LED light bar and the backlight module provided by the invention are characterized in simple structure and low cost.11-01-2012
20100309406BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A backlight unit adapted to implement enhanced light efficiency and uniform brightness is disclosed. The backlight unit includes a plurality of light sources arranged at fixed intervals, a diffusion plate disposed on the plurality of light sources, prism patterns formed on one surface of the diffusion plate, and micro-lens patterns formed on the other surface of the diffusion plate. The vertex angle of each prism pattern is in a range of about 64°˜76°.12-09-2010
20130155350POWER MODULE AND DISPLAY DEVICE - There are provided a power module and a display device. There is provided the power module for a display device that includes a panel, a backlight unit supporting the panel and including a light source, and a conductive back cover coupled to the backlight unit, the power module including: a circuit board supplying power to the light source included in the backlight unit; a transformer mounted on the circuit board and supplying power to the circuit board; and a shielding plate mounted on the circuit board and covering, in a non-contact manner, the upper surface of the transformer opposed to the lower surface 06-20-2013
20130182199DISPLAY DEVICE - It is an object of the present invention to provide a display device where expansion of a frame portion over a substrate, which results from formation of a lead wiring over an active matrix substrate, is minimally suppressed to realize a narrow frame. According to one feature of a display device of the present invention, a chamfer portion is formed at least at an end portion of an active matrix substrate having a pixel portion of a pair of substrates disposed to be opposed to each other, and wirings (a source line, a gate line, a storage capacitor line, a leading out wiring, and the like) over the active matrix substrate are electrically connected by a common wiring formed in the chamfer portion.07-18-2013
20110310327BACKLIGHT MODULE - An embodiment of the invention provides a backlight module, comprising: a metal rear plate, comprising a bottom plate extending horizontally, a side edge structure erected at the periphery of the bottom plate, and a bended structure extending horizontally and connected to the side edge structure; a light guide plate, located above the bottom plate, and the side edges of the light guide plate being surrounded by the bottom plate, the side edge structure, and the bended structure of the metal rear plate; an optical sheet, located above the light guide plate; a light strip structure, disposed at the inner side of the side edge structure of the metal rear plate and located at a side of light guide plate, and including a circuit substrate and a light source disposed on the circuit substrate; and an outer frame, mounted on the outer side of the metal rear plate so as to surround the side edges of the metal rear plate, wherein, the bended structure is provided with a first protruding structure extending toward the light strip structure, the bottom plate is provided with a second protruding structure extending toward the light strip structure, the circuit substrate of the light strip structure is fixed on the side edge structure by the first and second protruding structures, the side edge structure is provided with a first opening corresponding to the light source, the outer frame is provided with a second opening corresponding to the first opening. Another embodiment of the invention provides a liquid crystal display comprising the backlight module mentioned above.12-22-2011
20110310326BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE - A backlight unit comprises a circuit board (12-22-2011
20110310325DISPLAY DEVICE AND METHOD FOR MAKING SAME - A display device is provided, such as for motor vehicles. The device comprises a display element that is backlit via a light source. A lightguide conducts light from the source. A pre-assembled back-lighting module serves to illuminate the display element, and facilitates manufacture and assembly of the device.12-22-2011
20120002132DRIVING METHOD OF LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a field-sequential liquid crystal display device having a plurality of pixels each of which is arranged to sequentially transmit light obtained by mixing at least two lights in addition to lights of three primary colors generated by a plurality of light sources.01-05-2012
20120019740DISPLAY PANEL AND DISPLAY DEVICE - Disclosed is a liquid crystal display panel wherein the utilization efficiency of light can be improved, while suppressing deterioration of the contrast. Specifically, a color filter (01-26-2012
20130201423DEVICE AND METHOD FOR IMPROVING THE RESPONSE TIME OF LIQUID CRYSTAL DISPLAYS - The invention relates to a display device, comprising an illumination means and a liquid crystal display. The illumination means also serves to heat the liquid crystal display, and control means may control the brightness of an image displayed via the liquid crystal display.08-08-2013
20120086885LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER - An object of the present invention is to suppress deformation of a reflection member. A backlight unit 04-12-2012

Patent applications in class Particular illumination

Patent applications in all subclasses Particular illumination