| Patent application number | Description | Published |
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| 20080297963 | ADJUSTABLE OVER CURRENT PROTECTION CIRCUIT WITH LOW POWER LOSS - Disclosed is an adjustable over current protection circuit which advances the timing of enabling an over current protection mechanism according to an input voltage, therefore the delay problem resulting from the non-instant response of the over current protection circuit is compensated with a low power loss. The over current protection circuit includes a voltage divider, a voltage-to-current converting circuit, an adjusting circuit and a comparing circuit. The voltage divider divides an input voltage to generate an adjusted input voltage, and the adjusted input voltage is converted into an adjusted input current by the voltage-to-current converting circuit. The adjusting circuit then adjusts a current sensing voltage according to the adjusted input current to generate an adjusted current sensing voltage. Finally, the comparing circuit compares the adjusted current sensing voltage with a predetermined over current protection reference voltage to selectively enable the over current protection mechanism according to a comparison result. | 12-04-2008 |
| 20090212787 | MALFUNCTION DETECTING CIRCUIT AND MALFUNCTION DETECTING METHOD FOR DETECTING MALFUNCTION OF CURRENT-SENSING RESISTOR, AND POWER CONVERTING SYSTEM APPLYING THE MALFUNCTION DETECTING CIRCUIT - A malfunction detecting circuit for detecting malfunction of a current sensing resistor includes a reference-voltage generating circuit and a comparing circuit, wherein the reference-voltage generating circuit is utilized to generate a reference voltage signal varying with the on time period of a power switch of a power converting system. The comparing circuit compares a sensing voltage signal corresponding to a current flowing through the current sensing resistor with the reference voltage signal to generate a comparing result indicating whether the malfunction occurs. | 08-27-2009 |
| 20100110690 | Display and Method for Modifying Color Resists of Color Filter - A method for modifying color resists of color filter includes the steps of: providing a white light-emitting diode (WLED) emitting light having wavelength of λ | 05-06-2010 |
| 20100141871 | LIQUID CRYSTAL DISPLAY - A liquid crystal display is disclosed. The liquid crystal display includes a first backlight source, a second backlight source and a liquid crystal panel. The first backlight source provides magenta backlight and the second backlight source provides green backlight. The first and second backlight sources are alternatively driven periodically to provide backlight for illustrating images. The liquid crystal panel comprises a liquid crystal layer and a color filter. The liquid crystal molecules of the liquid crystal layer are controlled for adjusting the transmittance of the backlight provided by the first and second backlight sources. The color filter includes red pixel areas, transparent pixel areas and blue pixel areas for performing color filtering operations on the backlight penetrating through the liquid crystal layer. | 06-10-2010 |
| 20100182532 | Backlight 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 |
| 20100188606 | HIGH COLOR SATURATION DISPLAY AND COLOR ADJUSTING METHOD THEREOF - A display device and a color adjusting method are provided. The display device includes a backlight source and color resists disposed above the backlight source for filtering the light from the backlight source. An intensity spectrum of the backlight source has several segments which includes a first segment having a peak value existing at a wavelength between 515 nm and 535 nm. The color resists have a peak transmittance, which is smaller than 75%, existing at a wavelength between 520 nm and 540 nm. In addition, the transmittance of the color resists is smaller than 0.05% at the wavelength of 730 nm. Since the wavelength ranges in the range mentioned above are correlated, the color resists are capable of adjusting the light from the backlight source to enhance the color saturation. | 07-29-2010 |
| 20100188611 | High Color Expression Display Device and Method for Adjusting Displayed Color - A high color expression display device and a method for adjusting the displayed color are provided. The display device includes a backlight source, a transmittance adjusting layer, and a display panel for receiving light from the backlight source. The display panel has a color filter disposed above the backlight source. A CIE standard illuminant C test result of the color filter falls into a predetermined scope. In a transmittance spectrum of the transmittance adjusting layer, an average transmittance at wavelength shorter than 495 nm is smaller than that at wavelength greater than 570 nm. | 07-29-2010 |
| 20110156063 | ORGANIC LIGHT EMITTING DIODE (OLED) DISPLAY DEVICE - An exemplary OLED display device includes a substrate, a colored photo-resist layer and a white OLED arranged in that order. The white OLED includes a reflecting electrode, a transmitting electrode, and an organic white light emitting layer arranged between the reflecting electrode and the transmitting electrode for emitting a white light. The colored photo-resist layer at least includes first through third photo-resist regions, the first through third photo-resist regions contain red pigment particles, green pigment particles and blue pigment particles respectively for extracting red, green and blue light components from the white light. Moreover, the colored photo-resist layer has an expected haze value e.g., greater than 30 by at least utilizing the scattering of the red, green and blue pigment particles and/or mixing of scattering particles that are different from the red, green and blue pigment particles into the first through third photo-resist regions. | 06-30-2011 |
| 20110233600 | WHITE ORGANIC LIGHT-EMITTING DIODE - A white organic light-emitting diode (WOLED) includes a transparent electrode, a blue-complementary light-emitting layer, a translucent electrode, a blue light-emitting layer, and a non-transparent electrode. The blue-complementary light-emitting layer is disposed on the transparent electrode. The transparent electrode and the translucent electrode include a first voltage. The blue light-emitting layer is disposed on the translucent layer. The non-transparent electrode is disposed on the blue light-emitting layer. The translucent electrode and the non-transparent electrode include a second voltage. | 09-29-2011 |
| 20110273872 | ELECTRONIC ILLUMINATING DEVICE - An electronic illuminating device includes an illuminating area, a routing area and a control area. The illuminating area includes multiple light-emitting blocks and multiple illuminating area power-supply lines. Each the light-emitting block employs at least one light-emitting element as light source, and further is electrically coupled to a corresponding one of the illuminating area power-supply lines. The routing area includes multiple routing area power-supply lines, and each the routing area power-supply line is electrically coupled to a corresponding one of the illuminating area power-supply lines. The control area provides powers to the routing area power-supply lines. A width of at least one of the illuminating area power-supply lines and the corresponding routing area power-supply line or a length of at least one of the routing area power-supply lines is adjusted, such that differences among resistances between the light-emitting blocks and the control area are within 20%. | 11-10-2011 |
| Patent application number | Description | Published |
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| 20080266491 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) including a backlight module and a liquid crystal display panel is provided. The backlight module has at least one white light source. BL | 10-30-2008 |
| 20090097281 | LEAKAGE-INDUCTANCE ENERGY RECYCLING CIRCUIT AND FLYBACK CONVERTER WITH LEAKAGE-INDUCTANCE ENERGY RECYCLING CIRCUIT - A flyback converter with a leakage-inductance energy recycling circuit includes a transformer and a leakage-inductance energy recycling circuit. The leakage-inductance energy recycling circuit includes a clamping circuit, an energy storage circuit, and a switch connected between the clamping circuit and the energy storage circuit. A power transistor is electrically connected to a primary winding of the transformer. The clamping circuit clamps the voltage of the power transistor at a predetermined voltage. The energy storage circuit stores the leakage-inductance energy of the primary winding. When the switch is turned off, the clamping circuit receives and stores the leakage-inductance energy of the primary winding, so as to clamp the voltage of the power transistor to a predetermined voltage; when the switch is turned on, the energy stored in the clamping circuit is stored in the energy storage circuit through the switch. | 04-16-2009 |
| 20090251639 | LIQUID CRYSTAL DISPLAY - An LCD includes a backlight module and an LCD panel. The optical spectrum of the backlight module has a maximum luminance peak less than the wavelength of 470 nm and a maximum luminance peak between the wavelengths of 520 nm and 600 nm. The LCD panel is disposed over the backlight module and has a red filter layer, a green filter layer and a blue filter layer. The green filter layer is subject to the following condition: under illumination of a CIE 1931 standard light source C, the x coordinate and the y coordinate of the green filter layer on a CE 1931 chromaticity coordinate diagram are represented by G | 10-08-2009 |
| 20090251640 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) including a backlight module and an LCD panel is provided. The backlight module has at least one white light source. A light-emitting spectrum of the backlight module has a relative maximum brightness peak value between wavelengths of 430 nm and 470 nm and between wavelengths of 520 nm and 620 nm respectively. The LCD panel disposed above the backlight module includes a plurality of substrates and a liquid crystal layer located there-between. One of the substrates has a red filter layer, a green filter layer, and a blue filter layer. Specially, Rx and Ry respectively represent an x coordinate and a y coordinate of the red filter layer in a CIE 1931 chromaticity diagram under a CIE standard light source C, where Rx≧0.65 and Ry≦0.32. | 10-08-2009 |
| 20090290099 | Display Module - A display module is disclosed. The display module comprises a liquid crystal module and a backlight source having a spectrum, wherein the spectrum has a plurality of peaks of light intensity. The liquid crystal module comprises a color filter having a plurality of transmittances. There are color ratios related to the transmittances and the peaks, so that a backlight source emits a light through the color filter and a color image generated by the light has a predetermined brightness and a predetermined saturation according to the color ratios. More particularly, the predetermined brightness can be defined by the brightness as the color temperature of the color image maintained at 10000K. The predetermined intensity meets the standard of the National Television Standard Committee (NTSC). | 11-26-2009 |
| 20100039587 | Color liquid crystal display with backlight - A color liquid-crystal display panel has a red filter segment in each red sub-pixel and a blue filter segment in each blue sub-pixel, but no green filter segment in green sub-pixels. The liquid-crystal display panel has a backlight source for illuminating, and the backlight source has green light producing components alternately switched on and off in consecutive frames. The backlight source also has white or red/blue, or purple light emitting components alternately switched on and off in consecutive frames in complementary phase to the green light producing components. When the liquid crystal layer segments associated with all the three color sub-pixels are operated in a light non-blocking state, only the white or red/blue light producing components are turned on, and when the liquid crystal layer segments associated with the red sub-pixels are operated in a light blocking state, only the green light producing components are turned on. | 02-18-2010 |
| 20100118460 | DC drive - A direct current (DC) drive includes a voltage input unit, a comparing unit, a latch unit and a voltage output unit. The voltage input unit has at least one input terminal and at least one output terminal provides a DC voltage. The comparing unit receives the DC voltage and generates a comparison control signal according to a comparison result obtained by comparing a voltage of a positive voltage terminal with a voltage of a negative voltage terminal. The latch unit is connected to the comparing unit and the voltage input unit. The voltage output unit connected to the latch unit receives the DC voltage from the voltage input unit. The latch unit selectively provides the DC voltage to the voltage output unit according to the comparison control signal. | 05-13-2010 |
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| 20110260953 | LIGHT EMITTING DEVICE AND DISPLAY PANEL - A light emitting device includes a substrate, a patterned light-scattering layer, and an electroluminescent device. The patterned light-scattering layer is disposed on a portion of the substrate. The patterned light-scattering layer has a bottom surface in contact with the substrate, a top surface opposite to the bottom surface, and a plurality of sidewalls connecting the bottom surface and the top surface. The electroluminescent device is at least disposed on the sidewalls. | 10-27-2011 |
| 20110278611 | LIGHT EMITTING DEVICE - A light emitting device includes a substrate and an organic electroluminescent device. Inside the substrate, there are a plurality of micro-structures proceeded with fusing and then curing. The organic electroluminescent device is disposed on the substrate. | 11-17-2011 |
| 20120038847 | ORGANIC 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 |
