| INNOCOM TECHNOLOGY (SHENZHEN) CO., LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120068926 | DISPLAY DEVICE WITH REVERSIBLE DISPLAY AND DRIVING METHOD THEREOF - A display device includes a control circuit, a data driving circuit, a gate driving circuit, and a display panel comprising a display region. The control circuit determines a located orientation of the display panel, sets a display-mode state parameter according to the located orientation of the display panel, and outputs control signals to the data driving circuit and the gate driving circuit according to the display-mode state parameter. The data driving circuit outputs data signals of an image along a first shift direction according to corresponding control signals to the display region, and the gate driving circuit outputs gate signals along a second shift direction according to corresponding control signals to the display region. | 03-22-2012 |
| 20120056089 | SWITCH MODULE, ELECTRONIC DEVICE USING THE SAME AND METHOD FOR MANUFACTURING THE SAME - A switch module, an electronic device using the same and a method for manufacturing the same are provided. The switch module includes a circuit board, an infrared (IR) light receiver, at least one light emitting unit and a cover. The IR light receiver is disposed on the circuit board for receiving an infrared light. The light emitting unit is disposed on the circuit board for emitting a visible light. The cover includes a first casing and a second casing, and covers the IR light receiver. The first casing shields the IR light receiver. The second casing is connected to the second casing. The transparency of the second casing is larger than that of the first casing. The second casing receives the visible light and then the visible light is emitted to the outside of the second casing. | 03-08-2012 |
| 20120038545 | LIQUID CRYSTAL DISPLAY WITH PERIODICAL CHANGED VOLTAGE DIFFERENCE BETWEEN DATA VOLTAGE AND COMMON VOLTAGE - An exemplary liquid crystal display includes a plurality of pixel units each including a pixel electrode for receiving data voltages and a common electrode for receiving a common voltage having a constant value. The data voltages applied to each pixel electrodes are equal a sum of a main data voltage having a square waveform and an auxiliary voltage that is periodically changed at intervals each formed by four continuous frames. An absolute value of the auxiliary voltage is less than a voltage difference between the main data voltage and the common voltage. A sum of the auxiliary voltage is zero in a minimum period. | 02-16-2012 |
| 20110310135 | LIQUID CRYSTAL DISPLAY CAPABLE OF REDUCING RESIDUAL IMAGES DURING A POWER-OFF PROCESS AND/OR A POWER-ON PROCESS OF THE LCD - An LCD includes a liquid crystal panel having pixel electrodes, a timing controller for receiving image signals, a data driving circuit for receiving the timing control signals, the data signals and a predetermined voltage, converting the data signals into corresponding data voltages, and providing the data voltages to the pixel electrodes under control of the timing control signals, and a power circuit for providing a power voltage to the data driving circuit and the timing controller. The absolute value of a voltage difference between the common voltage and the predetermined voltage is a constant value. When the liquid crystal display is in a working state, the data driving circuit provides the data voltages to the pixel electrodes. When the liquid crystal display is in a power-off process, the data driving circuit provides the predetermined voltage to the pixel electrodes in order to display images corresponding to an identical gray scale. | 12-22-2011 |
| 20110292012 | METHOD FOR DRIVING LIQUID CRSYTAL DISPLAY AND LIQUID CRSYTAL DISPLAY USING SAME - An exemplary liquid crystal display (LCD) provides data lines, gate lines, and pixel units arranged as a matrix array. A method for driving the LCD includes a step of analyzing and determining polarities of one column of the pixel units as determining pixels, thereby defining a first polarity group and a second polarity group, and a step of sequentially applying corresponding data signals to a part of the whole pixel units that are arranged at same rows with the first polarity group in a part of a period of a frame. Corresponding data signals are sequentially applied to the other part of the whole pixel units that are arranged at same rows with the second polarity group in another part of a period of a frame. | 12-01-2011 |
| 20110279405 | CONDUCTIVE STRUCTURE AND METHOD OF MANUFACTURING THE SAME - The disclosure relates to a touch panel, a method for manufacturing the same, and a touch display device using the same. The touch panel includes a substrate, a lower conductive layer disposed on the substrate, an insulating layer disposed on the lower conductive layer, at least one first conductive wire disposed on the insulating layer, a light shielding layer disposed on the first conductive wire, and an upper conductive layer disposed on the light shielding layer. The light shielding layer and the at least one first conductive wire are located in an edge region of the touch panel in a planar view. The light shielding layer includes at least one first through hole. The upper conductive layer is electrically connected to the at least one first conductive wire via the at least one first through hole. | 11-17-2011 |
| 20110273105 | METHOD FOR DRIVING LAMP OF BACKLIGHT CONTROL CIRCUIT - A backlight control circuit includes a secondary winding, a control circuit, a first circuit including a first capacitor and a first switching element, and a second circuit including a second switching element and a reactance element. A method for driving the backlight control circuit includes the control circuit switching off the first switching element, and the secondary winding outputting a startup AC voltage to the lamp. A first resonant circuit which includes the lamp, the secondary winding and the first circuit is formed, with a first resonant frequency suitable to light up the lamp. The control circuit switches on the first switching element, and the secondary winding outputs an operation AC voltage to the lamp. A second resonant circuit which includes the lamp, the secondary winding, the first and second circuit is formed, with a second resonant frequency suitable to keep the lamp lighted. | 11-10-2011 |
| 20110267818 | LIGHT SOURCE ASSEMBLY - An exemplary light source assembly includes a light guide plate, a printed circuit board and light emitting elements. Each of the light emitting elements includes a cuneiform base and a light emitting diode. The cuneiform base includes an inclined surface sloped relative to an outer surface of the printed circuit board. The corresponding light emitting diode is placed on the inclined surface of the cuneiform base such that the light emitting diode is angled on the printed circuit board. Thereby, light is obliquely emitted from the light emitting elements onto the light guide plate. | 11-03-2011 |
| 20110254825 | LIQUID CRYSTAL DISPLAY AND METHOD FOR DRIVING SAME - An LCD includes a liquid crystal panel having a plurality of pixel units each including a liquid crystal capacitor, a scanning circuit for providing scanning signals to the pixel units, a data circuit for providing gray-scale voltage signals to the pixel units; and a timing controller for receiving at least one timing signal and providing a timing control signal to control a driving timing of the scanning circuit and the data circuit according to at least one timing signal. The timing controller outputs a reset control signal to the scanning circuit upon detecting that the liquid crystal display enters a power-off state based on the at least one timing signal. The reset control signal directs the scanning signal to activate all the pixel units to discharge liquid crystal capacitors. A method for driving a liquid crystal display is also provided. | 10-20-2011 |
| 20110252630 | METHOD AND APPARATUS FOR MANUFACTURING BACKLIGHT SOURCE - A manufacturing apparatus for a backlight unit includes a feed mechanism, a testing mechanism, and an attachment mechanism. The feed mechanism arranges a plurality of light-emitting diodes in a row. The testing mechanism tests the light-emitting diodes. The attachment mechanism positions the light-emitting diodes to a circuit board. The attachment mechanism comprises a support assembly and a laminating device, in which the support assembly receives the light-emitting diodes tested by the at least one testing unit, the support assembly is opposite to the circuit board, and the laminating device laminates the light-emitting diodes to the circuit board. A method for manufacturing the backlight unit is also provided. | 10-20-2011 |
| 20110169796 | DRIVE CIRCUIT AND LIQUID CRYSTAL DISPLAY USING THE SAME - A liquid crystal display includes a liquid crystal panel, a drive circuit, and a power circuit. The drive circuit includes a gate driver, a timing control circuit, and a wave signal generation circuit. The timing control circuit sends a timing control signal to the gate driver and the wave signal generation circuit. The wave signal generation circuit generates a control signal according to the timing control signal, and generates a wave signal according to the control signal. The gate driver generates scan signals according to the timing control signal and the wave signal. Before the voltage of the scan signal changes from a maximum voltage to a minimum voltage, the voltage of the scan signal decreases to an invariable middle voltage that is between the minimum voltage and the maximum voltage during a fall time of the scan signal. | 07-14-2011 |
| 20110148777 | METHOD FOR BONDING FPC ONTO BASEBOARD, BONDING ASSEMBLY, AND TOUCH SCREEN - A method for bonding a flexible printed circuit (FPC) onto a baseboard is provided. The baseboard includes a bonding region having a plurality of first electrodes, and a protective layer covering the bonding region. The FPC includes a plurality of second electrodes. The method includes aligning the FPC with the bonding region of the baseboard, positioning an ACF between the FPC and the baseboard, and pressing the FPC towards the baseboard such that an end of a conductive particle abuts against the second electrode of the FPC, and an opposite end of the conductive particle penetrates the protective layer and contacts the first electrodes. | 06-23-2011 |
| 20110124208 | SOCKET ASSEMBLY FOR FIXING AN IC ON A CIRCUIT PLATE - An exemplary socket assembly includes a circuit plate and a socket mounted on the circuit plate for fixing an IC. The socket includes a first fixing member and a second fixing member. The first fixing member includes installed portions, elastic connecting portions, and a first buckling portion, the elastic connecting portions interconnects the electric portions and the first buckling portion. The second fixing member includes electric portions, elastic connecting portions, and a second buckling portion, and the elastic connecting portions interconnect the electric portions and the second buckling portion. Wherein when the IC is attached to the socket, the first buckling portion and the second buckling portion are initially disengaged from each other, pins of the IC is electrically connected with the electric portions, the first buckling portion and the second buckling portion are brought together with the elastic connecting portions elastically deforming, and the first buckling portion and the second buckling portion are locked together and hold the IC in the socket. | 05-26-2011 |
| 20110122166 | LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF - A liquid crystal display (LCD) device includes a display control circuit to receive data of each frame of an external image signal and a liquid crystal panel. When the data of an n+1 frame currently received is the same as that of an n frame previously received, the display control circuit outputs first gray scale voltages corresponding to the data of the n+1 frame to drive the liquid crystal panel. When the data of the n+1 frame is different from that of the n frame, the display control circuit generates data of at least one inserted frame between the data of the n and the n+1 frames, and outputs second gray scale voltages respectively corresponding to the data of the at least one inserted frame and the n+1 frame to drive the liquid crystal panel to display first an image of the least one inserted frame and then that of the n+1 frame. An absolute value of a second gray scale voltage exceeds that of a first gray scale voltage for a same gray scale. | 05-26-2011 |
| 20110115778 | LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY UTILIZING THE SAME - A liquid crystal display includes a liquid crystal panel having a plurality of pixel units and a plurality of common lines, a common voltage driver for providing common voltage signals to the pixel units; and a pre-charging switch unit electrically coupled between a corresponding common line and a selected data line. The corresponding common line is provided with a first common voltage and a second common voltage respectively in two subsequent frame periods, and the pre-charging switch unit is configured to connect the corresponding common line with the selected data line in a predetermined time period before the common voltage signal applied to the corresponding common line is switched from one of the first and second common voltage to another. A liquid crystal panel is also provided. | 05-19-2011 |
| 20110115405 | ILLUMINATION CIRCUIT HAVING BYPASS CIRCUIT CONTROLLABLE ACCORDING TO VOLTAGE CHANGE OF SERIES CIRCUIT THEREOF - An illumination circuit includes a series circuit including light sources connected in series between a high voltage node and a low voltage node, and break-protecting circuits. Each break-protecting circuit includes a control circuit and a bypass circuit. The bypass circuit is connected in parallel to at least one corresponding light source of the light sources. The control circuit is connected to the series circuit and the bypass circuit to detect a voltage change of the series circuit and control the bypass circuit to be in a conduct state or a blocked state according to the voltage change | 05-19-2011 |
| 20110110121 | POWER SUPPLY CIRCUIT - A power supply circuit includes a rectifying circuit, at least one filter member, a transformer, and a control circuit. The rectifying circuit is configured to receive a primary AC voltage signal and convert the primary AC voltage signal to a DC voltage signal. The at least one filter member is grounded via a current-limiting module, and is configured to filter the DC voltage signal. The transformer is configured to transform the filtered DC voltage signal to a main power voltage signal, and output the main power voltage signal. The control circuit is configured to enable the current-limiting element to function when the power supply circuit is powered on, and disable the current-limiting element when the power supply circuit is in a normal working state. | 05-12-2011 |
| 20110109566 | TOUCH PANEL WITH PDLC FILM AND TOUCH-SENSITIVE DISPLAY DEVICE USING SAME - A touch panel and a touch-sensitive display device capable of providing three-dimensional contact detection are provided. The touch panel includes a first conductive layer, a second conductive layer, and an insulating layer between the first and second conductive layers. The insulating layer includes a polymer dispersed liquid crystal (PDLC) film. | 05-12-2011 |
| 20110109536 | LIQUID CRYSTAL DISPLAY AND METHOD FOR TESTING SAME - A liquid crystal display (LCD) includes an interface circuit configured to provide a test enable signal when the liquid crystal display is in a test mode; a timing control circuit configured to provide build in system test (BIST) data signals corresponding to at least one predetermined BIST image and a high voltage stress (HVS) start signal according to the test enable signal; a DC/DC converter configured to generate test-related voltages in response to the HVS starting signal; a data driver configured to provide a plurality of test gray voltage signals according to the BIST data signals and the test-related voltages; a scanning driver configured to provide a plurality of test scanning signals according to the test-related voltages; and a liquid crystal panel configured to receive the test gray voltage signals and test scanning signals. A method for testing an LCD is also provided. | 05-12-2011 |
| 20110109416 | INDUCTOR OF CIRCUIT BOARD - An exemplary inductor of a circuit board includes a base portion of the circuit board, a plurality of through holes defined in two opposite sides of the base portion and a conductive wiring passing through the through holes and wrapping the base portion. The inductor arranged in the circuit board allows height of the printed circuit board to be minimized. | 05-12-2011 |
| 20110102478 | GAMMA ADJUSTMENT CIRCUIT AND METHOD AND DISPLAY DEVICE EMPLOYING SAME - A display device includes a gamma adjustment circuit employing a method for adjusting red, green, blue (R, G, B) data of an image signal. The gamma adjustment circuit provides at least one look up table (LUT) to store gamma correction values, determines whether at least two kinds of color data from the R, G, B data require adjustment, searches for gamma correction values corresponding to the at least two kinds of color data from the R, G, B data requiring adjustment in the at least one LUT, and outputs the R, G, B data and the gamma correction values corresponding to the at least two kinds of color data from the R, G, B data requiring adjustment. | 05-05-2011 |
| 20110102401 | LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF - A liquid crystal display (LCD) device includes a common voltage generating circuit, a common voltage compensating circuit, and a liquid crystal panel. The liquid crystal panel includes gate lines parallel to each other, data lines isolated from and intersecting with the gate lines, common voltage lines parallel to the gate lines, and a coupling line isolated from and intersecting with the data lines. A method for driving the LCD device includes the common voltage compensating circuit generating and providing an original common voltage and the coupling line generating a feedback signal when data signals on the plurality of data lines change. The common voltage compensating circuit generates a compensating signal according to the feedback signal and compensates the original common voltage, and outputs a compensated common voltage to the common voltage lines. | 05-05-2011 |
| 20110096541 | BACKLIT TOUCH BUTTON ASSEMBLY - A backlit touch button assembly includes a circuit board, one or more light sources, a reflecting plate, and a marked strip. The light sources are positioned on the circuit board. The reflecting plate and the marked strip are attached to opposite sides of the circuit board. The reflecting plate defines one or more optical grooves receiving the light sources. Each optical groove has a reflecting portion. The circuit board defines one or more through holes adjacent to the light sources and corresponding to the reflecting portion of the optical grooves. The reflecting portion has a first reflecting surface, a second reflecting surface, and a third reflecting surface. The first reflecting surface and the third reflecting surface meet the second reflecting surface, respectively, at an angle. | 04-28-2011 |
| 20110096067 | DISPLAY DEVICE HAVING DATA DRIVER ADJUSTING SETUP TIME AND HOLD TIME - A display device includes a display panel having an adjustable refresh frequency, a data driver for receiving display data, generating driving voltages based on the display data, and driving the display panel to display images using the driving voltages, and a timing controller providing a timing control signal to the data driver. The timing control signal is generated according to the refresh frequency of the display panel. The data driver dynamically adjusts a setup time and a hold time of the data driver according to the timing control signal. | 04-28-2011 |
| 20110096064 | LIQUID CRYSTAL DISPLAY AND METHOD FOR DRIVING SAME - A liquid crystal display includes a liquid crystal panel having a plurality of pixel units, a scanning driver configured to provide scanning signals to scan the pixel units, a data driver configured to provide data voltage signals to the pixel electrode of the pixel units; and a common voltage driver configured to provide a common voltage signal to the common electrodes of the pixel units. Each pixel unit includes a pixel electrode and a common electrode, and the pixel units cooperatively display picture frame by frame. A dummy cycle period is defined between two sequent normal frame periods. The common voltage signal is an alternating current voltage signal in each normal frame period, and a polarity of the common voltage signal is fixed in the dummy cycle. A method for driving a liquid crystal display is also provided. | 04-28-2011 |
| 20110095145 | SUPPORT MECHANISM - A support mechanism includes a base assembly and a hinge assembly. The base assembly includes a first cover and a second cover attached to the first cover. The first cover forms two first locking members and the second cover forms two restriction members. The hinge assembly includes a bracket and two pivot units rotatably connected to the bracket. The bracket includes a fixing portion and two connecting portions extending from opposite sides of the fixing portion. The first locking members are latched with the fixing portion of the bracket, and the restriction members engage the first locking members to prevent the first locking members from moving. | 04-28-2011 |
| 20110090661 | CIRCUIT BOARD WITH CAPACITOR HAVING A MULTILAYER BODY AND DISPLAY DEVICE USING SAME - An exemplary circuit board includes a plate body and a multilayer capacitor installed on a surface of the plate body. The multilayer capacitor includes a multilayer body and two outer electrodes located at the two opposite ends of the multilayer body. The multilayer body includes a plurality of ceramic layers and a plurality of internal electrodes alternately arranged. The two outer electrodes are connected to the plate body, and a stacking direction of the multilayer body is substantially parallel to the surface of the plate body. | 04-21-2011 |
| 20110084988 | LIQUID CRYSTAL DISPLAY AND DRIVING METHOD THEREOF - A liquid crystal display includes a liquid crystal panel, a gray scale correction circuit, a control circuit, and a data driver. The gray scale correction circuit provides a corrected red, green, blue (RGB) data set corresponding to a white image element. The control circuit receives an original RGB data set, and selectively outputs one of the original RGB data set and a corrected RGB data set according to a gray scale value of the of the original data set. The data driver provides a gray scale voltage to the liquid crystal panel according to the output RGB data set of the control circuit. | 04-14-2011 |
| 20110083882 | CONDUCTIVE STRUCTURE AND METHOD OF MANUFACTURING THE SAME - The present disclosure relates to a conductive structure. The conductive structure includes a first conductive layer, a conductive unit, a circuit board and a conductive material. The conductive unit is disposed on the first conductive layer. The circuit board having a first through hole is disposed on the first conductive layer. The conductive unit is exposed to the first through hole. The first through hole is filled with a conductive material, such that the conductive material is electrically connected to the conductive unit. | 04-14-2011 |
| 20110074795 | GRAPHIC DATA PROCESSING MODULE AND DATA LINE DRIVING CIRCUIT USING THE SAME - A graphic data processing module includes a system interface for receiving image data streams, a shift register connected to the system interface, a timing generator connected to the system interface and the shift register, and a graphic display data random access memory (GDDRAM) connected to the shift register. The timing generator generates a clock signal and inputs the clock signal to the shift register, the shift register is controlled by the clock signal to receive image data streams in a first format from the system interface and convert the data of each pixel in the image data streams into data in a second format using fewer bits than the first format, and the data in the second format is transmitted to the GDDRAM. | 03-31-2011 |
| 20110074763 | LIQUID CRYSTAL DISPLAY POWER SUPPLYING CIRCUIT - A liquid crystal display (LCD) power supplying circuit includes a motherboard switch circuit, an LCD power circuit, a power switch circuit, and a first power supplying unit. An input terminal of the motherboard switch circuit is coupled to a power output terminal of a motherboard. An input terminal of the power switch circuit is coupled to the LCD power circuit. The first power supplying unit is coupled to an output terminal of the motherboard switch circuit, an output terminal of the power switch circuit and a microprocessor, and the first power supplying unit supplies power from the motherboard or power from the LCD power circuit to the microprocessor. | 03-31-2011 |
| 20110069419 | ELECTROSTATIC DISCHARGE PROTECTION CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - An electrostatic discharge protection circuit includes an input terminal, a first diode, a second diode, a third diode, a fourth diode, a plurality of voltage stabilizer circuits, and a power terminal. The input terminal and the cathode of the second diode connect to the anode of the first diode; the voltage stabilizer circuits connect in parallel between the cathode of the first diode and the anode of the second diode. The power terminal connects to the anode of the third diode, the cathode of the third diode connects to the cathode of the first diode. The cathode of the fourth diode connects to ground, the anode of the fourth diode connects to the anode of the second diode. | 03-24-2011 |
| 20110069033 | CAPACITANCE TOUCH PANEL MODULE AND FABRICATION METHOD THEREOF - A method of fabricating a capacitance touch panel module includes forming a plurality of first conductive patterns on a substrate comprising a touching area and a peripheral area along a first orientation, a plurality of second conductive patterns along a second orientation, and a plurality of connecting portions in the touching area; forming a plurality of insulated protrusions, in which each insulated protrusion covering one connecting portion, and forming an insulated frame on the peripheral area; and forming a bridging member on each insulated protrusion. | 03-24-2011 |
| 20110067905 | FLEXIBLE PRINTED CIRCUIT BOARD AND METHOD FOR FORMING MONITOR - The disclosure relates to a flexible printed circuit board and a method for manufacturing a monitor. The flexible printed circuit board is disposed on a portion of an upper surface of a substrate and is folded to a sidewall and a lower surface of the substrate. The flexible printed circuit board includes a flexible substrate and an insulating layer surrounding the flexible substrate. The insulating layer has an opening at least exposing a portion of the flexible substrate situated relative to the sidewall of the substrate. | 03-24-2011 |
| 20110066866 | POWER SUPPLY CONTROL CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - A power supply control circuit used to control a power supply to supply a MCU includes a first transistor switch, a RC circuit, a power switch control circuit, and an input signal control circuit. When the power switch control circuit is grounded via the MCU, the RC circuit is discharged to ground and the first transistor switch is switched on, such that the power supply supplies power to the MCU. When the MCU outputs a control signal to the input signal control circuit, the RC circuit is discharged to ground and the first transistor switch is switched on, such that the power supply supplies power to the MCU. When the MCU stops outputting the control signal to the input signal control circuit, the RC circuit is charged and the first transistor switch is switched off, such that the power supply does not supply power to the MCU. | 03-17-2011 |
| 20110063244 | OPTICAL FILM AND DISPLAY MODULE USING THE SAME - An optical film includes a hard coating layer, an anti-glare layer, a first adhesive layer, and a second adhesive layer. The hard coating layer is a hard and transparent material, and the anti-glare layer is adhered on a first side of the hard coating layer. The first adhesive layer is adhered on one side of the anti-glare layer away from the hard coating layer, and the second adhesive layer is adhered on a second side of the hard coating layer opposite to the first side. A thickness of the optical film can be 0.19˜0.23 mm. The present disclosure further provides a display module using the optical film. | 03-17-2011 |
| 20110062923 | SWITCHING POWER SUPPLY CIRCUIT - A switching power supply circuit includes a power circuit, a switching circuit and a load. The switching circuit includes a first filter module, a power processing unit, a stability module, and a second filter module. The first filter module receives a voltage signal from the power circuit and sends a filtered first voltage signal to the power processing unit; the power processing unit outputs a second voltage signal, the stability module stabilizes the second voltage signal and sends a third voltage signal to the second filter module; the second filter module filters the third voltage signal and sends a drive voltage to the load. In response to the second voltage signal instantaneously changing from high to low or low to high, during the change in current, power of the second voltage signal is stored in the stability module and released through the second filter module. | 03-17-2011 |
| 20110057969 | BACKLIGHT CONTROL CIRCUIT - A backlight control circuit includes a logic unit, a drive unit, a decoder, a current setting unit, a current stabilizer, a pulse width modulated generator, a plurality of light sources, and a control unit. The control unit controls the brightness of each light source according to the pulse width modulated signals from the pulse width modulated generator. The logic unit sends an enable signal to the control unit. The drive unit sends a first control signal to the decoder. According to a decoded signal from the decoder, the current setting unit sends a second control signal and an output voltage to the current stabilizer, the current stabilizer generates a steady current. According to the second control signal, the control unit selectively provides the steady current to the corresponding light source. | 03-10-2011 |
| 20110057944 | METHOD OF ESTABLISHING A GAMMA TABLE - An exemplary embodiment of method of establishing a gamma table using a system includes following steps. Providing a signal generator, a display device, and a color analyzer, consists of measuring luminance values of the images corresponding to a plurality of reference sampling points. Obtaining a luminance characteristic curve based on the reference sampling points and luminance values using Bezier curve interpolation. Locating the gray scales on the luminance characteristic curve with the same luminance values as the gray scales of a standard gamma table. And establishing a gamma table by comparing the gray scales of the standard gamma curve and the luminance characteristic curve. | 03-10-2011 |
| 20110051028 | OPTICAL FILM AND LIQUID CRYSTAL DISPLAY UTILIZING THE SAME - An optical film includes an outer surface, a plurality of protrusions protruding from the outer surface and extending substantially parallel to a first axis, a plurality of grooves formed at neighboring protrusions; and two barrier members arranged at opposite sides of the optical film substantially parallel to a second axis. The first axis is substantially perpendicular to the second axis. The two barrier members prevent each slot from communicating with the exterior of the optical film continuously. | 03-03-2011 |
| 20110050718 | METHOD FOR COLOR ENHANCEMENT - A color enhancement method for a display device includes obtaining color information of a first display frame from the display, determining a dominant color according to the color information obtained, and color enhancing a second display frame following the first display frame by adjusting the second display frame according to the dominant color. The dominant color is obtained by analyzing the preceding display frame and dynamically enhancing the second display frame. | 03-03-2011 |
| 20110050114 | FLUORESCENT LAMP WITH BALANCED LAMP TUBE ELECTRIC POTENTIALS - A fluorescent lamp includes three transformers, a power supply, a converter, and four lamp tubes. The converter converts a direct current (DC) provided by the power supply into an alternating current (AC) generated in a first transformer and a second transformer for driving the four lamp tubes to emit light. The third transformer is connected to the four lamp tubes to balance working electric potentials of the four lamp tubes. | 03-03-2011 |
| 20110011528 | METHOD AND SYSTEM FOR FABRICATING A CONDUCTIVE PLATE - A method for fabricating a conductive plate includes providing a base substrate and a conductive material that includes a plurality of nanounits. The conductive material is placed on the base substrate, where a portion of the conductive material placed on the base substrate is removed. | 01-20-2011 |
| 20100265430 | DISPLAY DEVICE WITH CONDUCTIVE MASKING FILM FOR DISCHARGING STATIC ELECTRICITY - A display device such as a liquid crystal display (LCD) includes a display panel having a display surface and a back surface parallel to the display surface, a backlight module provided below the display panel, and a masking film having an electrically conductive characteristic. The masking film is attached to a peripheral region of the back surface of the display panel, and includes a connecting portion directly contacting the grounding member, such as a grounding pad of a flexible printed circuit (FPC) board and a metal frame. The display device is capable of discharging static electricity. | 10-21-2010 |
| 20100262294 | APPARATUS AND METHOD FOR CONTROLLING SCREEN - An apparatus and a method for controlling a screen are disclosed herein, the apparatus includes an object detection module and an adjusting device. The object detection module can detect a position of at least one object. A position analyzer recognizes the position of the object and the adjusting device can set the screen to a predetermined position according to the result recognized by the position analyzer. | 10-14-2010 |
| 20100261119 | METHOD OF FABRICATING CAPACITIVE TOUCH PANEL - The present disclosure relates to a method of fabricating a capacitive touch pane where a plurality of groups of first conductive patterns are formed along a first direction, a plurality of groups of second conductive patterns are formed along a second direction, and a plurality of connection components are formed on a substrate. Each first conductive pattern is electrically connected to another adjacent first conductive pattern in the same group by each connection component and each group of the second conductive patterns is interlaced with and insulated from each group of the first conductive patterns. Next, a plurality of curved insulation mounds are formed to cover the first connection components. Then, a plurality of bridge components are formed to electrically connect each second conductive pattern with another adjacent second conductive pattern in the same group. | 10-14-2010 |
| 20100231608 | DISPLAY DEVICE WITH ORIENTATION RECOGNITION UNIT - An exemplary display device includes a display panel, an orientation recognition unit and a directional detection circuit. The display panel is used to display images. The orientation recognition unit is used to determine an angle of rotation of the display panel and generates a corresponding direction detection signal. The directional detection circuit is used to adjust an orientation of one or more images displayed by the display panel according to the direction detection signal. | 09-16-2010 |
| 20100231602 | BACKLIGHT ADJUSTING SYSTEM AND METHOD - A backlight adjusting system and method is adapted for adjusting a backlight brightness of a light emitting element for a display panel based on an ambient light around the display panel. The backlight adjusting system includes a first calculator, a processor and a driver. The first calculator calculates a target display brightness value of the display panel based on an actual ambient brightness value of the ambient light, a predetermined optimal ambient brightness value of the ambient light, and a predetermined optimal display brightness value of the display panel determined according to the predetermined optimal ambient brightness value. The processor obtains a target pulse duty value based on the target display brightness value. The driver generates a driving signal based on the target pulse duty value utilizing pulse width modulation techniques for driving the light emitting element so as to adjust the backlight brightness of the light emitting element. | 09-16-2010 |
| 20100172073 | FLAT PANEL DISPLAY WITH SUPPORT PROVIDING PIVOTING - An exemplary flat panel display includes a seat, a connection member, and a display module. The seat includes a supporting member having a first engaging portion at a top end thereof, and the first engaging portion includes two pins and two fixing holes. The connection member includes two fixing components. The display module is mounted on the supporting member, and includes a second engaging portion having two positioning slots. The pins of the first engaging portion are received in the second engaging portion, the fixing components are fixed in the fixing holes via the positioning slots, and the positioning slots provide paths for the fixing components when the display module is rotated about the pins. | 07-08-2010 |
| 20100171772 | LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF - A liquid crystal display (LCD) device and a driving method thereof are provided. The LCD device includes a display panel including pixel units, a data driving circuit, and a gate driving circuit. The gate driving circuit provides a first gate off voltage to one pixel unit of the pixel units when the data driving circuit provides a data voltage having a positive polarity to the pixel unit, the gate driving circuit provides a second gate off voltage to one pixel unit of the pixel units when the data driving circuit provides a data voltage having a negative polarity to the pixel unit. The second gate off voltage is less than the first gate off voltage. | 07-08-2010 |
| 20100155546 | SUPPORT STAND WITH INTERMEDIATE CONNECTING ASSEMBLY - An exemplary support stand includes a base, a connecting assembly, a support bracket, two first hinge assemblies, and two second hinge assemblies. The connecting assembly is arranged between the base and the support bracket. The first hinge assemblies rotatably connect the connecting assembly to the base. The second hinge assemblies rotatably connect the connecting assembly to the support bracket. The connecting assembly comprises a connecting bracket and a connecting plate partially received in the connecting bracket. The connecting plate, the connecting bracket, one first hinge assembly, and one second hinge assembly form a quadrangle. | 06-24-2010 |
| 20100149454 | Backlight module with lamp end covers and liquid crystal display device using same - An exemplary backlight module includes a frame including a light-emitting opening, light tubes accommodated in the frame and disposed corresponding to the light-emitting opening, and covers. Each light tube includes a bent portion, and the covers are fitted on the corresponding bent portions of the light tubes. A liquid crystal display device using the backlight module is also provided. | 06-17-2010 |
| 20100141632 | LIQUID CRYSTAL DISPLAY AND DISPLAY APPARATUS - A liquid crystal display includes a liquid crystal panel switchable between normal mode for displaying images and standby mode, a control circuit coupled to the liquid crystal panel controlling the liquid crystal panel mode according to video signals transmitted thereto, and a power board providing a power voltage to the control circuit. | 06-10-2010 |
| 20100135039 | BACKLIGHT MODULE AND METHOD FOR MANUFACTURING SAME - A backlight module includes a light guide plate having a light input surface, a light source adjacent to the light input surface of the light guide plate, and a frame unit receiving the light guide plate and the light source. The frame unit includes a back plate and a light reflective layer. The back plate defines a plurality of openings, and the light reflective layer covers the back plate and fills the openings. A method for manufacturing the backlight module is also provided. | 06-03-2010 |
| 20100134536 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR COMPENSATING IMAGE THEREOF - An exemplary liquid crystal display (LCD) device includes a liquid crystal pane and a gamma correction module. The liquid crystal panel includes a plurality of pixels including normal pixels and abnormal pixels. For a same gray scale, the normal pixels are driven by a first gray scale signal and the abnormal pixels are driven by a second gray scale signal, in order that the brightness of an image displayed by the normal pixels and the brightness of the image displayed by the abnormal pixels are substantially identical. | 06-03-2010 |
| 20100123703 | Driving circuit for liquid crystal display and method thereof - A driving circuit for a liquid crystal display includes a gate driver configured for generating scanning signals, a power circuit configured for providing an operating voltage to the gate driver, a timing controller configured for providing a clock signal having a variable frequency, and a voltage adjusting circuit located between the power circuit and the gate driver, for adjusting the operating voltage applied to the gate driver under control of the timing controller. Waveforms of the scanning signals include cutting angles corresponding to the variable frequency of the clock signal. | 05-20-2010 |
| 20100061027 | Interface circuit with electro-static discharge protection circuit - An exemplary interface circuit with an electrostatic discharge (ESD) protection circuit includes an interface and an ESD protection circuit. The interface includes at least two pins. The ESD protection circuit includes at least a first polarity signal enable circuit, a second polarity signal enable circuit, and an ESD circuit. The at least two pins are grounded via the at least first polarity signal enable circuit, the second polarity signal enable circuit, and share the same ESD circuit. | 03-11-2010 |
| 20100019695 | Backlight driving circuit - A backlight driving circuit includes a light driving unit, which includes a constant current unit, and a light source operated by the constant current unit. The light driving unit further includes a feedback control unit and a detection circuit. The detection circuit detects the light source and outputs at least a voltage feedback signal to the feedback control unit. The feedback control unit obtains a prestored power parameter corresponding to the voltage feedback signal and outputs an adjusting signal to the constant current unit to adjust the constant current of the light source. | 01-28-2010 |
| 20090315823 | Liquid crystal display and method for driving the same - A liquid crystal display includes a control unit, an inverter connected to the control unit and a load connected to the inverter. The control unit provides a first control signal and a second control signal to the inverter according to a degree of brightness of an external image signals. The inverter adjusts luminous intensity of the load according to the first control signal and the second control signal. Also provided is a method for driving the liquid crystal display. | 12-24-2009 |
| 20090295748 | Touch panel display device - A touch panel display device includes a touch panel and a frame enclosing the touch panel therein. The touch panel includes a first substrate, a second substrate opposite to the first substrate, a first conductive layer and a second conductive layer disposed on inner surfaces of the first and second substrates respectively, an enhancive layer sandwiched between the frame and the peripheral area of the first substrate, and an insulating film sandwiched between the peripheral areas of the first and second substrates. The insulating film secures the first and second substrates together, and a void is formed between the insulating film and the second conducting layer, where the enhancive layer partially overlaps the void. | 12-03-2009 |
| 20090295697 | Liquid crystal display panel - A liquid crystal display (LCD) panel includes scanning lines to receive scanning signals, data lines to receive data signals; and pixel pairs. Each pixel pair includes a first pixel and a second pixel. The first pixel includes a first thin film transistor (TFT), and the second pixel includes a second TFT. The first pixel and the second pixel of each pixel pair are arranged on two sides of the data line in each row, and connected to a single data line via the first TFT and the second TFT respectively. One of the two TFTs is a p-type TFT, and the other one is an n-type TFT. | 12-03-2009 |
| 20090290092 | LIQUID 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 |
| 20090289881 | Power circuit and liquid crystal display device - A power circuit includes a transformer, a full-bridge rectifier and a feedback circuit. The transformer is used to input an external AC voltage. The transformer includes a plurality of output terminals. The output terminals include a plurality of output terminal combinations, and at least two different output terminal combinations output a first AC voltage and a second AC voltage. The full-bridge rectifier is used to convert the first AC voltage or the second AC voltage into DC voltages. The feedback circuit makes the transformer switch between different output ports combinations according to the value of the second AC voltage. | 11-26-2009 |
| 20090284993 | Switching power supply circuit - A switching power supply circuit includes a direct current (DC) power supply input; a voltage divider connected between the DC power supply input and ground; a transformer including a primary winding, a secondary winding, and an assistant winding; a pulse generating circuit including a first transistor, a second transistor, an oscillation capacitor, and an oscillation resistor; an output; and a feedback circuit adjusting a duty ratio of a pulse signal in the assistant winding. The DC power supply input is grounded via the primary winding, two conducting electrodes of the second transistor. A control electrode of the second transistor is connected to an output of the voltage divider. An output of the voltage divider is connected to a control electrode of the second transistor and is grounded via two conducting electrodes. A control electrode of the first transistor is grounded via the assistant winding and grounded via the oscillation capacitor and the oscillation resistor connected in series. | 11-19-2009 |
| 20090270131 | Electrical apparatus with an alarm system - An electrical apparatus with an alarm includes an electrical device and an alarm system, the electrical device and the alarm system being both connected to an external power supply. The alarm system includes a wireless communication circuit and a control module. The control module is connected between the external power supply and the wireless communication circuit. The control module controls the wireless communication circuit to send an alarm notification when the electrical device is disconnected from the external power supply. | 10-29-2009 |
| 20090262558 | Switching power supply circuit and driving method thereof - A switching power supply circuit includes a direct current (DC) power supply input, a first transistor, a capacitor, a first resistor, a second resistor, a switching circuit including a second transistor, and a first transformer including a first primary winding and a secondary winding. The DC power supply input is connected to a drain electrode of the first transistor via the capacitor. A gate electrode of the first transistor is connected to ground via the first resistor, and connected to the drain electrode of the first transistor via the second resistor. The DC power supply input is connected to a source electrode of the first transistor via the primary winding. The source electrode of the first transistor is grounded via the second transistor. The secondary winding is structured and arranged to drive a load circuit. | 10-22-2009 |
| 20090262060 | Driving circuit for liquid crystal display and driving method thereof - An LCD driving circuit converts multiple data signals generated by an external circuit to a plurality of desired data signals. The driving circuit includes a detector detecting a current environmental temperature and outputting a corresponding electric signal, a timing controller receiving the data signals, and a look-up table storing a corresponding relationship among multiple electric signals corresponding to different environmental temperatures, the data signals and multiple of control signals driving the timing controller. The look-up table outputs a corresponding control signal according to the relationship stored therein to the timing controller. The timing controller processes the data signals using a frame rate algorithm under control of the corresponding control signal, thereby outputting the desired data signals to the data driving circuit. | 10-22-2009 |
| 20090261894 | Over-voltage protection circuit and LCD driving circuit using the same - An LCD driving circuit comprising an over-voltage protection circuit includes an input terminal to receive an input voltage, a voltage-dividing circuit, a voltage-stabilizing circuit including a voltage-stabilizing element, a control circuit, a switching element, and an output terminal. The voltage-dividing circuit provides a reference voltage according to the input voltage to the voltage-stabilizing circuit, the voltage-stabilizing circuit determines whether the voltage-stabilizing element conducts according to the reference voltage, and the control circuit controls the switching element to switch on or off according to a working stage of the voltage-stabilizing element to determine whether the output terminal outputs an output voltage. | 10-22-2009 |
| 20090251928 | Switching power supply circuit - A switching power supply circuit includes a direct current (DC) power supply input terminal, a first transformer including a first primary winding, a second transformer, and a pulse generating circuit, and a startup circuit. The pulse generating circuit includes first and second first switching units connected in series and two voltage division resistors connected in series between the DC power supply input terminal and ground, and two capacitors connected in parallel with one of the two voltage division resistors. The second transformer includes a second primary winding connected between control terminal and second conducting terminal of the first switching unit, a second secondary winding; and an assistant winding connected between the control terminal of the second switching unit and ground. The second conducting terminal of the first switching unit is grounded via the second secondary winding, the first primary winding and a capacitor in series. | 10-08-2009 |
| 20090251648 | Transflective liquid crystal panel having solid color layer - A transflective liquid crystal panel includes a first substrate, a second substrate, a liquid crystal layer sandwiched between the two substrates, color filter film, transparent units, reflective units, and a solid color film. The color filter film is disposed on a surface of the first substrate adjacent to the liquid crystal layer. The color filter film includes filter units. The transparent units are configured for transmitting light. The reflective units are configured for reflecting light. Each filter unit corresponds to a transparent unit and a reflective unit. The solid color film covers at least the transparent units. A permeability of the solid color film relative to a predetermined color light waves exceeds that relative to light waves of other colors. | 10-08-2009 |
| 20090231440 | Brightness automatically adjusting system and method for adjusting brightness thereof - A brightness adjustment system includes a camera, a computer, and a liquid crystal display. The liquid crystal display includes a signal processor, a backlight control circuit and a backlight unit. The camera captures environmental images and sends the environmental image to the computer. The computer analyzes the environmental image to obtain a environmental brightness and sends a control signal to the signal processor according to the environmental brightness. The signal processor receives the control signal and sends an adjusting signal to the backlight unit according to the control signal. The backlight control circuit adjusts a brightness of the backlight unit according to the adjusting signal. A method of automatically adjusting brightness of a liquid crystal display is also provided. | 09-17-2009 |
| 20090219274 | Power circuit and liquid crystal display device using same - A power circuit includes a PWM circuit for generating a pulse wave, a first control signal and a second control signal, a switching mode voltage stabilizer circuit, a first control circuit and a second control circuit. The PWM circuit includes a pulse wave pin, a first control pin and a second control pin. The switching mode voltage stabilizer circuit receives the pulse wave via the pulse wave output pin, and converts an external input voltage into a first direct voltage under control of the pulse wave. The first control circuit receives the first control signal via the first control pin. The second control circuit receives the second control signal via the second control pin and the first direct voltage, and converts the first direct voltage into a second direct voltage. | 09-03-2009 |
| 20090207634 | Switching power supply circuit - An exemplary switching power supply circuit includes a transformer, a switching control circuit, a DC-DC converter, and a signal selecting circuit. The transformer converts a DC voltage into a first DC voltage and a second DC voltage. The switching control circuit controls a current flowing on the transformer for generating the first DC voltage and the second DC voltage. The DC-DC converter converts the first DC voltage or the second DC voltage into a third DC voltage. The signal selecting circuit selects the first DC voltage or the second DC voltage for the DC-DC converter to generate the third DC voltage. | 08-20-2009 |
| 20090195657 | OSD system and method for controlling the same - An onscreen display (OSD) system for a display device includes an OSD module including a microprocessor and a memory. The memory stores instructions about adjustment of a display characteristic and the microprocessor reads the instructions and generates an OSD menu including the instructions. An operation method for the system is also provided. | 08-06-2009 |
| 20090195550 | Display device and controlling method thereof - A system and method for controlling a display device includes a display panel, an on-screen display (OSD) system, and a gamma correction circuit. The OSD system includes an input system configured for adjusting a gamma value. The gamma correction circuit is configured for receiving a plurality of original grays, and outputting a plurality of correction grays according to the adjusted gamma value and the original grays to the display panel. | 08-06-2009 |
| 20090189882 | Data driver circuit, method for driving same, and LCD device using same - An exemplary data driving circuit includes a data register, a counter, and a comparator. The data register is configured for receiving serial gray level signals in turn, and outputting the plurality of gray level signals in parallel. The counter is configured for outputting counting signals. The comparator is configured for receiving the gray level signals and the counting signals, and outputting pulse voltage signals according to the gray level signals and the counting signals. A variety of duty ratios of the pulse voltage signals correspond to a variety of gray levels. | 07-30-2009 |
| 20090153539 | Power supply circuit for liquid crystal display - An exemplary power supply circuit includes an output terminal configured for providing electric power to a load circuit, a direct current (DC) power supply, a first resistor, a second resistor, a first switch and a second switch. The first switch includes a control electrode is grounded via the first resistor, a first current conducting electrode is connected to the DC power supply, and a second current conducting electrode is connected to the output terminal. The second switch includes a control electrode is connected to the output terminal, a first current conducting electrode is connected to the DC power supply, and a second current conducting electrode is connected to the control electrode of the first switch. The second resistor is interconnected the first current conducting electrode of the first switch and the second current conducting electrode of the first switch. | 06-18-2009 |
| 20090128468 | Liquid crystal module having storing member for controlling working mode of driving chip thereof - An exemplary liquid crystal module ( | 05-21-2009 |
| 20090115308 | External electrode fluorescent lamp having conductive layers and backlight module utilizing same - An exemplary external electrode fluorescent lamp includes a fluorescent tube having two electrodes fixed at two ends thereof, and two inner caps respectively holding the electrodes. Each inner cap includes an electrode receiving portion configured for receiving the electrode, a conductive layer provided at inner surfaces of the electrode receiving portion, a lead receiving portion integrally formed with the electrode receiving portion, and a conductive lead received in the lead receiving portion. The conductive layer contacts the conductive layer. A backlight module employing the external electrode fluorescent lamp is also provided. | 05-07-2009 |
| 20090097180 | Backlight control circuit with protecting circuit - An exemplary backlight control circuit includes a load ( | 04-16-2009 |
| 20090096735 | Liquid crystal display having compensation circuit for reducing gate delay - An exemplary liquid crystal display includes a liquid crystal panel, a gate driving circuit, a data driving circuit, and a compensation circuit. The liquid crystal panel includes gate lines and data lines intersecting the gate lines. The compensation circuit includes capacitors corresponding to the gate lines. The gate driving circuit is configured for providing scanning signals to the gate lines in sequence. The data driving circuit is configured for providing gray scale voltages to the data lines. The compensation circuit is configured for compensating the scanning signals. | 04-16-2009 |
| 20090085848 | Liquid crystal display with color sensor on substrate - An exemplary liquid crystal display includes a substrate, a light source, and a color feedback system. The light source includes light emitting diodes. The color feedback system includes either one color sensor or plural color sensors. In one example, a single color sensor is disposed on the substrate and samples the light at the substrate. The color feedback system adjusts the brightness of the light emitting diodes according to the sampling signals of the color sensor. | 04-02-2009 |
| 20090079891 | Integrated circuit, liquid crystal panel with same and method for testing integrated circuit - An integrated circuit for a liquid crystal panel ( | 03-26-2009 |
| 20090073150 | Liquid crystal display panel with image sensing system and image processing system using same - A liquid crystal display panel ( | 03-19-2009 |
| 20090073098 | Display module with identification circuit on panel - An exemplary display module includes a panel and an identification circuit including at least two resistors. The identification circuit is disposed on the panel. | 03-19-2009 |
| 20090059624 | DC to DC converter - An exemplary direction current (DC) to DC converter includes a first rectifying and filtering circuit configured to receive an alternating current (AC) voltage and transform the AC voltage to a first DC voltage, a pulse width modulation (PWM) circuit, a first transformer configured to receive the first DC voltage and transform the first DC voltage to a second AC voltage under control of the PWM circuit, and a second rectifying and filtering circuit including a first transistor and a control circuit for switching on or switching off the first transistor so as to transform the second AC voltage to a second DC voltage. | 03-05-2009 |
| 20090040429 | Liquid crystal display with point illuminator bonded to liquid crystal panel thereof - An exemplary liquid crystal display includes a liquid crystal panel, a light guide plate, and a point illuminator. The liquid crystal panel includes a first substrate, a second substrate, and a liquid crystal layer disposed between the first and second substrates. The light guide plate is disposed on a side of the second substrate that is not in contact with the liquid crystal layer, and includes a light incident surface. The point illuminator is rigidly bonded to the side of the second substrate that is not in contact with the liquid crystal layer, and faces the light incident surface of the light guide plate, such that the position of the point illuminator is fixed relative to the light guide plate. | 02-12-2009 |
| 20090039802 | Backlight control circuit - An exemplary backlight control circuit includes a pulse width modulation integrated circuit (PWM IC) having a power input terminal, a power source capable of outputting an operation voltage, and a switching circuit connected between the power source and the PWM IC to control if the operation voltage is provided to the power input terminal. | 02-12-2009 |
| 20090033831 | Prism sheet with curved surface and liquid crystal display device using same - An exemplary prism sheet includes a base including an upper surface and a plurality of lenses disposed on the upper surface. The upper surface is a wavy surface. A liquid crystal display device using the prism sheet is also provided. | 02-05-2009 |
| 20090033590 | Liquid crystal display with polarity reversion circuit and driving method thereof - A liquid crystal display includes one or more data drivers for outputting data signals, a processor, and at least two control units, each of which controls polarities of data signals of selected data drivers. The processor processes the data signals of the data drivers, and sends control signals to the control units. The control units control polarities of selected data signals to balance summing positive polarities and summing negative polarities of the data signals. A related method for driving the liquid crystal display is also provided. | 02-05-2009 |
| 20090015544 | Backlight modulation circuit and method thereof - An exemplary backlight modulation circuit ( | 01-15-2009 |
| 20090010030 | Power supply circuit with feedback circuit - An exemplary power supply circuit ( | 01-08-2009 |
| 20090009648 | Display device having camera - An exemplary display device includes a monitor, a camera, a comparison circuit connected to the camera, and a control circuit connected to the control circuit and the monitor. The camera is capable of capturing a plurality of instantaneously captured images. The comparison circuit is capable of generating a positive result when one of the instantaneously captured images matches a pre-stored reference image, and generating a negative result when no instantaneously captured images match the reference image. The control circuit is configured for generating a first instruction to turn on the monitor according to the positive comparison result and to turn off the monitor according to the negative comparison result. | 01-08-2009 |
| 20090009106 | Circuit for driving light sources using balanced feedback signal - An exemplary circuit ( | 01-08-2009 |
| 20090002596 | Liquid 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 |
| 20090002306 | Common voltage generating circuit having square wave generating unit and liquid crystal display using same - A common voltage generating circuit includes a square wave generating unit, a diode, a NOT gate, a first capacitor, a second capacitor, a third capacitor, a first resistor, a second resistor, and an output terminal. The square wave generating unit includes an output terminal, which is coupled to the output terminal of the common voltage generating circuit via the first resistor, a positive terminal of the diode, a negative terminal of the diode, and the second resistor in series. The output terminal of the square wave generating unit is coupled to the negative terminal of the diode via the NOT gate and the first capacitor. The positive terminal of the diode is grounded via the second capacitor, and the output terminal of the common voltage generating circuit is grounded via the third capacitor. A duty ratio of the output square wave generating unit is capable of being modulated. | 01-01-2009 |
| 20090002303 | Liquid crystal display capable of compensating common voltage signal thereof - An exemplary liquid crystal display includes a liquid crystal panel having a plurality of pixel units arranged in rows, a scanning circuit configured to activate the pixel units row by row by outputting a plurality of corresponding scanning signals, a data circuit configured to provide data voltage signals to the activated pixel units, and a common voltage circuit. Each pixel unit includes a coupling member. When a row of pixel units is activated, all the coupling members in the row of pixel units cooperatively generate a coupling signal according to the data voltage signals applied to the activated row of pixel units, and superpose the coupling signal to the corresponding scanning signal so as to form a feedback signal. The common voltage circuit adjusts a reference voltage signal according to the feedback signal, and provides at least one common voltage signal to the pixel units. | 01-01-2009 |
| 20090001903 | Backligth module having detecting circuit and direct current voltage compensation circuit - An exemplary backlight module includes lamps ( | 01-01-2009 |
| 20090001241 | Display device with height-adjustment assembly having spring member - An exemplary display device includes a display panel and a height-adjustment assembly. The height-adjustment assembly includes a rail unit defining a rail, a sliding unit, and a spring member. The sliding unit is configured to slide along the rail. The display panel is fixed to the sliding unit. The spring member is fixed to the rail unit, and is configured to provide an elastic force applied to the sliding unit to the sliding unit when the sliding unit slides along the rail. | 01-01-2009 |
| 20090001239 | Display device having rotating apparatus for display panel - An exemplary display device includes a display panel and a rotating apparatus. The rotating apparatus includes a first spindle assembly, a conveyor connecting to the first spindle assembly, and a second spindle assembly. The first spindle assembly includes a first spindle configured to synchronously rotate with rotation of the display panel. The second spindle assembly includes a second spindle meshed with the first spindle, and is configured to be able to rotate and simultaneously rise or fall along the connecting assembly. | 01-01-2009 |
| 20080316162 | Liquid crystal display and driving method thereof - An exemplary liquid crystal display ( | 12-25-2008 |
| 20080316159 | Liquid crystal display device with scanning controlling circuit and driving method thereof - A liquid crystal display (LCD) device includes a liquid crystal panel, a gate driver, gate lines, a data driver, and a scanning controlling circuit. The gate driver is configured for providing scanning signals to the gate lines. The scanning controlling circuit is connected between the gate driver and the gate lines and controls the gate driver to scan the odd-row gate lines in a first half-frame time, and scan the even-row gate lines in a second half-frame time. | 12-25-2008 |
| 20080315796 | Backlight modulation circuit and method thereof - A backlight modulation circuit includes an illumination controlling signal generating circuit, an illumination control signal separating circuit, and an illumination modulation circuit. The illumination controlling signal generating circuit is configured for receiving an modulation signal and generating an illumination controlling signal according to the modulation signal. The illumination control signal separating circuit is configured for separating the illumination controlling signal into a first modulation signal and a second modulation signal. The illumination modulation circuit is configured for modulating illumination of a backlight module according to the first and second modulation signals. | 12-25-2008 |
| 20080315218 | Cubic illuminators - An exemplary illuminator includes a first electrode, a second electrode, and a light-emitting chip. The light-emitting chip includes light-emitting layers arranged three-dimensionally. The first and second electrodes are configured for providing different voltages to the light-emitting chip, and the light-emitting chip is capable of emitting light simultaneously along all dimensional axes. | 12-25-2008 |
| 20080309609 | Liquid crystal display device with scanning voltage adjusting circuit and method for driving same - An exemplary liquid crystal display device includes a scanning voltage adjusting circuit ( | 12-18-2008 |
| 20080309604 | Liquid crystal display having polarity analyzing unit for determining polarities pixels thereof - A liquid crystal display ( | 12-18-2008 |
| 20080309603 | Liquid crystal display capable of adjusting brightness of backlight thereof and method for driving same - An exemplary liquid crystal display ( | 12-18-2008 |
| 20080309306 | Power control circuit with coupling circuit for controlling output power sequence and liquid crystal display using same - An exemplary power control circuit ( | 12-18-2008 |
| 20080309248 | Backlight control circuit having frequency setting circuit and method for controlling lighting of a lamp - An exemplary backlight control circuit includes an inverter, a pulse width modulation (PWM) circuit, and a frequency setting circuit. The inverter is configured to provide an alternating current voltage to a lamp. The PWM circuit is configured to provide a pulse control signal to the inverter. The frequency setting circuit configured to regulate a frequency of the pulse control signal provided by the PWM circuit according to an environment temperature. | 12-18-2008 |
| 20080309247 | Backlight control circuit having frequency setting circuit and method for controlling lighting of a lamp - An exemplary backlight control circuit includes an inverter, a pulse width modulation (PWM) circuit, and a frequency setting circuit. The inverter is configured to provide an alternating current voltage to a lamp. The PWM circuit is configured to provide a pulse control signal to the inverter. The frequency setting circuit is configured to regulate a frequency of the pulse control signal provided by the PWM circuit according to a temperature of the lamp. | 12-18-2008 |
| 20080303967 | Liquid crystal display capable of compensating common voltage signal thereof - An exemplary liquid crystal display ( | 12-11-2008 |
| 20080303586 | Negative voltage generating circuit - An exemplary negative voltage generating circuit includes a voltage input, a first switch transistor, a second switch transistor, a third switch transistor, a fourth switch transistor, a first capacitor, a second capacitor, a switch controller, and a voltage output. The voltage input is connected to ground via the first switch transistor, the first capacitor, and a source electrode and the second switch transistor. The first switch transistor is connected to the second switch transistor via the third switch transistor, the second capacitor, and the fourth switch transistor. The third switch transistor is connected to ground. The fourth switch transistor is connected to the voltage output. The first switch transistor, the second switch transistor, the third switch transistor, and the fourth switch transistor are connected to the switch controller. | 12-11-2008 |
| 20080297524 | Liquid crystal display with symbol bit generating circuit and driving method thereof - An exemplary liquid crystal display includes a data circuit, a memory, and a timing controller. The data circuit includes a polarity generating circuit. The timing controller includes: a data analysis circuit configured for analyzing video signals stored in the memory and generates a corresponding symbol bit to each datum according to the category of each datum; and a symbol bit generating circuit configured for receiving the video data from the data analysis circuit, and keeping or altering the symbol bit of each datum according to the symbol bit of each datum outputted from the data analysis circuit. The data circuit is configured for receiving the video data having symbol bits from the timing controller. The polarity generating circuit is configured for generating a corresponding polarity control signal according to each of the symbol bits of the video data. A related method for driving the liquid crystal display is also provided. | 12-04-2008 |
| 20080297458 | Liquid crystal display using combination dot inversion driving method and driving method thereof - An exemplary liquid crystal display includes a data circuit, a memory, and a timing controller. The timing controller includes: a data analysis circuit configured for analyzing video signals stored in the memory and generating a corresponding control signal; and a polarity generating circuit configured for receiving the control signal and outputting a selected one of a first polarity control signal and a second polarity control signal to the data circuit according to the control signal. A related method for driving the liquid crystal display is also provided. | 12-04-2008 |
| 20080291697 | Light guide plate with protrusion,backlight module with same, and liquid crystal display with same - A light guide plate includes: a light emitting surface; a bottom surface opposite to the light emitting surface; a light incident surface perpendicularly connected with the light emitting surface; a first side surface perpendicularly connected with both the light incident surface and the light emitting surface; a second side surface opposite to the first side surface; two protrusions outwardly extending from the first side surface; and two protrusions outwardly extending from the second side surface. A thickness of each protrusion of the first side surface decreases with increasing distance away from the light incident surface, and a thickness of each protrusion of the second side surface also decreases with increasing distance away from the light incident surface. | 11-27-2008 |
| 20080291154 | Backlight system with detection circuit and liquid crystal display device using same - An exemplary backlight system includes a power input circuit ( | 11-27-2008 |
| 20080284772 | Liquid crystal display with alternating current off control circuit - An exemplary liquid crystal display includes a power supply circuit, a scaler, and an alternating current off control circuit connected between the power supply circuit and the scaler. The alternating current off control circuit is configured to detect an operation state of the power supply circuit, and output a corresponding control signal to the scaler. | 11-20-2008 |
| 20080282361 | Flat panel display with display signal input socket having safeguarding terminal - An exemplary flat panel display includes a micro processing unit, a display signal input socket defining a safeguarding terminal, an input interface configured for a user to input a user code, a first storage unit storing a security code, and a second storage unit storing a safeguarding mark. The micro processing unit is configured to monitor a voltage applied to the safeguarding terminal, detect a status of the safeguarding mark, compare the user code with the security code according to the status of the safeguarding mark, and output a control signal according to a result of the comparison. | 11-13-2008 |
| 20080278980 | DC-AC converter with fast response speed - An exemplary direct current to alternating current converter includes a pulse width modulator having a plurality of pulse signal outputs that can provide a plurality of pulse signals, a driving circuit having a plurality of switching units, and a transformation circuit having a plurality of transformers. Each of the switching units includes a P-type transistor and an N-type transistor. Each pulse signal output is electrically connected to the P-type and N-type transistors of one of the switching units. Each of the transformers is connected to two of the switching units, and the P-type transistors and the N-type transistors of the two switching units are not switched on simultaneously. | 11-13-2008 |
| 20080278965 | Light emitting diode with light emitting chips at inner side surfaces thereof and backlight module using same - An exemplary light emitting diode includes a main body, a red light emitting chip, a green light emitting chip, and a blue light emitting chip. The main body includes two inner side surfaces opposite to each other and a inner bottom surface connected with the side surfaces. The side surfaces and the bottom surface cooperatively define an accommodating space. The red light emitting chip, the green light emitting chip and the blue light emitting chip are positioned at the bottom surface and the side surfaces of the accommodating space, respectively. | 11-13-2008 |
| 20080278471 | Liquid crystal display with common voltage compensation and driving method thereof - An exemplary liquid crystal display ( | 11-13-2008 |
| 20080278456 | Touch sensitive display having different adhesives and method for fabricating same - An exemplary touch sensitive display ( | 11-13-2008 |
| 20080278431 | Liquid crystal display with low flicker and driving method thereof - An exemplary liquid crystal display ( | 11-13-2008 |
| 20080278093 | Backlight module with light tubes and liquid crystal display with same - An exemplary backlight module ( | 11-13-2008 |
| 20080252817 | Backlight module and liquid crystal display having same - A liquid crystal display ( | 10-16-2008 |
| 20080252809 | Backlight module and liquid crystal display device using same - An exemplary backlight module ( | 10-16-2008 |
| 20080252281 | Switching power supply circuit having soft start circuit - An exemplary switching power supply circuit includes at least a power input terminal, a power control chip, and a soft start circuit. The power input terminal is configured for receiving an operating voltage applied to the switching power supply circuit, and the power control chip is configured for modulating a pulse width of an output current of an optical coupler in the soft start circuit to gain a pulse width voltage of the switching power supply circuit. The soft start circuit includes a first resistor, a second resistor, a capacitor, and a transistor performing an amplifying function. | 10-16-2008 |
| 20080251678 | Display apparatus having height adjusting device - An exemplary a display apparatus ( | 10-16-2008 |
| 20080239767 | Power supply circuit with pulse generating circuit and current-limiting circuit - An exemplary power supply circuit ( | 10-02-2008 |
| 20080239645 | Flat panel display having detachable supporting base - An exemplary flat panel display includes a chassis, a locking apparatus fixed to the chassis, and a supporting base. The locking apparatus includes a mobile member and a releasing button. The mobile member includes at least one sliding surface and at least one first fixing protrusion. The releasing includes a button base corresponding to the at least one sliding surface, and at least one sliding rib provided at the button base. The at least one sliding rib is configured for sliding along the at least one sliding surface. The supporting base includes at least one second fixing protrusion. The at least one first fixing protrusion and the at least one second fixing protrusion are configured to fix to each other such that the supporting base is fixed to the locking apparatus. | 10-02-2008 |
| 20080239149 | OSD system having colorful and dynamic OSD menu and method for controlling same - An exemplary on-screen display (OSD) system ( | 10-02-2008 |
| 20080238903 | OSD controlling system and controlling method thereof - An exemplary on-screen display (OSD) controlling system ( | 10-02-2008 |
| 20080238902 | Display device with automatic power on-off switching - An exemplary display device ( | 10-02-2008 |
| 20080238864 | Light emitting diode driving circuit and liquid crystal display using same - A light emitting diode driving circuit includes a light emitting diode, a temperature detector provided adjacent to the light emitting diode, a micro-processor and a constant current circuit. The constant current circuit is configured for generating a driving current to drive the light emitting diode. The micro-processor is configured for generating a plurality of pulse signals with an adjustable duty-cycle, and applying the pulse signals to the constant current circuit. The temperature detector is configured for detecting a present working temperature of the light emitting diode. The micro-processor is configured for adjusting the duty-cycle of the pulse signals according to the detected present working temperature of the light emitting diode. The constant current circuit adjusts the driving current according to the duty-cycle of the pulse signals. | 10-02-2008 |
| 20080237414 | Flat panel display having height adjusting member - An exemplary flat panel display ( | 10-02-2008 |
| 20080236348 | Method for cutting PCB - An exemplary method for cutting a first printed circuit board (PCB) into a plurality of second PCBs, the method includes: providing a plurality of first dimension parameters of the first PCB; providing a plurality of second dimension parameters and an interval parameter of the second PCB; performing a process for selecting a best calculating mode and a corresponding cutting parameter according to the first dimension parameters, the second dimension parameters, and the interval parameter; calculating coordinate parameters of each second PCB; and cutting the first PCB into the plurality of second PCBs. | 10-02-2008 |
| 20080231575 | Liquid crystal panel and method for driving same - An exemplary liquid crystal panel ( | 09-25-2008 |
| 20080225055 | Method for obtaining primary color values of display device and method for establishing color correction tables of same - An exemplary method for obtaining primary color values via measuring color values of a display device, the method including: measuring tristimulus values when the display device respectively displaying a red, green, and blue monochromatic patterns, the red, green, and blue monochromatic patterns respectively having the largest intensity; measuring tristimulus values when the display device displaying a white pattern mixed by the red, green, and blue colors; calculating intensity values of the red, green, and blue colors of the white pattern. | 09-18-2008 |
| 20080215898 | Computer device having display device capable of being automatically turned off or turned on according to switch motion of host - An exemplary computer device ( | 09-04-2008 |
| 20080211418 | Inverter circuit with single sampling unit and liquid crystal display with same - An exemplary inverter circuit ( | 09-04-2008 |
| 20080211312 | Multiplexed direct current regulation output circuit having balance control circuit - An exemplary multiplexed direct current regulation output circuit ( | 09-04-2008 |
| 20080204624 | Liquid crystal display with accommodating frame having reflecting portion and light absorbing portion - An exemplary liquid crystal display includes a liquid crystal panel and a backlight module facing the liquid crystal panel. The backlight module includes a light guide plate, a light source and an accommodating frame accommodating the liquid crystal panel, the light guide plate and the light source. The accommodating frame includes a plurality of side walls. The side walls define an absorbing portion and a reflecting portion thereat. The absorbing portion is adjacent to the liquid crystal panel and is configured for absorbing light beams leaking from a periphery of the liquid crystal panel. The reflecting portion is adjacent to the light guide plate and is configured for reflecting light beams leaking from at least one peripheral portion of the light guide plate. | 08-28-2008 |
| 20080202802 | Printed circuit board module having two printed circuit boards for mounting inline package elements and adhibit elements respectively - An exemplary printed circuit board (PCB) module ( | 08-28-2008 |
