Patents by Inventor Hui-Kai Chou
Hui-Kai Chou has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7661835Abstract: A direct type backlight has a plate and a plurality of light emitting diode (LED) rows. The LED rows are disposed on the plate, and every two adjacent LED rows have a row gap positioned therebetween. The one of these gaps, which is nearest to the center of the direct type backlight, is a minimum gap.Type: GrantFiled: October 31, 2005Date of Patent: February 16, 2010Assignee: AU Optronics Corp.Inventors: Shen-Hong Chou, Hui-Kai Chou
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Patent number: 7357523Abstract: An illuminating keyboard is provided. An illuminating keyboard includes a key module, a light guide plate, and a light source. The key module includes one or more keys. The light guide plate is disposed beneath the key module and includes a plurality of openings. The plurality of openings is formed outside any area directly beneath the one or more keys. The light source is disposed adjacent to the light guide plate.Type: GrantFiled: February 22, 2005Date of Patent: April 15, 2008Assignee: AU Optronics Corp.Inventors: Ko-Chia Kao, Chih-Kuang Chen, Hui-Kai Chou
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Publication number: 20080049162Abstract: A fixing structure fixes a liquid crystal panel. The liquid crystal panel is disposed on a backlight module, comprising at least one seal element disposed on edges of the liquid crystal panel, comprising a first transparent substrate, a second transparent substrate, an active circuit array, a liquid crystal layer, and seal elements. The active circuit array, the liquid crystal layer and the seal elements are disposed between the first transparent substrate and the second transparent substrate. The second transparent substrate corresponds to the backlight module. The fixing structure comprises a frame and elastic elements. The elastic elements are adhered to a lower surface of the frame. The elastic elements are sandwiched between the frame and the first transparent substrate. The elastic elements contact the first transparent substrate in positions above the seal elements.Type: ApplicationFiled: August 14, 2007Publication date: February 28, 2008Applicant: AU OPTRONICS CORP.Inventors: Chang-Ho Shen, Hui-Kai Chou, Kuang-Chou Lai
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Patent number: 7275842Abstract: A backlight module including an extruded metallic carrier, a reflector sheet, a light source and a diffuser plate is provided. Of which, the extruded metallic carrier has a carrier's top-face and plural heat-dissipating tunnels with an accommodation sink being formed on the carrier's top-face; both the reflector sheet and the light source are deposited in the accommodation sink with the former being situated under the latter; the diffuser plate is situated above the light source. The extruded metallic carrier according to the invention not only maintains the overall evenness of the backlight module but also dissipates the heat outside, hence preventing the diffuser plate from being caved in and deformed due to a high temperature and improving the luminance quality of the backlight module.Type: GrantFiled: February 25, 2004Date of Patent: October 2, 2007Assignee: AU Optronics Corp.Inventors: Ming-Fa Wang, Hui-Kai Chou
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Publication number: 20070114353Abstract: A supporting mechanism of a backlight module includes a first member, a second member, and a connector connecting the first and second members. The first member has an initial thickness and the second member also has an initial thickness. The initial thickness of the first member is greater than that of the second member and the first member is longer than the second member.Type: ApplicationFiled: February 1, 2006Publication date: May 24, 2007Inventors: Chang-Ho Shen, Hui-Kai Chou, Chih-Kang Tung, Wen-Hsin Lin
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Publication number: 20070091595Abstract: A display and a backlight module thereof are provided. The backlight module comprises a substrate, a supporting element, and at least one U-shaped lamp installed over the substrate. The substrate has a bottom surface. The U-shaped lamp comprises two ends and a curved portion for forming a reference surface. The reference surface and the bottom surface form an included angle.Type: ApplicationFiled: March 24, 2006Publication date: April 26, 2007Inventors: Wen-Hsin Lin, Hui-Kai Chou, Chang-Ho Shen
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Publication number: 20070058370Abstract: A backlight module includes a substrate and at least a lamp. The substrate includes a high-voltage side, a low-voltage side and a bottom surface linking therebetween. The lamp includes two electrode ends respectively connecting to the high-voltage side and the low-voltage side. The lamp and the bottom surface form an acute angle to reduce leakage current percentage. A display includes the backlight module.Type: ApplicationFiled: February 21, 2006Publication date: March 15, 2007Inventors: Chang-Ho Shen, Hui-Kai Chou, Chih-Kang Tung, Wen-Hsin Lin
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Patent number: 7168842Abstract: In a light emitting device including a transparent covering, a fastener having a vertical member and a horizontal member, a light-emitting chip disposed on one face of the vertical member and encased by the transparent covering, a circuit board disposed on one face of the horizontal member, at least one conductive means connecting the light-emitting chip to the circuit board, and at least one heat-dissipating plate perpendicularly disposed on the other face of the horizontal member, light may be emitted longitudinally along a light-guiding plate, thus optimizing the travel path of the emitted light, while maintaining a compact shape by enabling placement of the printed circuit board and heat dissipating plates away from a longitudinal axis of the light-guiding plate.Type: GrantFiled: December 1, 2004Date of Patent: January 30, 2007Assignee: Au Optronics CorporationInventors: Shen-hong Chou, Hui-Kai Chou
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Publication number: 20060290620Abstract: A direct type backlight has a plate and a plurality of light emitting diode (LED) rows. The LED rows are disposed on the plate, and every two adjacent LED rows have a row gap positioned therebetween. The one of these gaps, which is nearest to the center of the direct type backlight, is a minimum gap.Type: ApplicationFiled: October 31, 2005Publication date: December 28, 2006Inventors: Shen-Hong Chou, Hui-Kai Chou
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Patent number: 7150557Abstract: A back light module adopted for use in a dual panel display includes a plurality of external electrode fluorescent lamps (EEFLs) positioned between two liquid crystal display panels. Each EEFL has a first electrode and a second electrode, and the first electrodes and the second electrodes are respectively electrically connected in parallel.Type: GrantFiled: July 28, 2004Date of Patent: December 19, 2006Assignee: AU Optronics CorpInventors: Chun-Yuan Chen, Hui-Kai Chou
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Publication number: 20060226785Abstract: Backlight assemblies for large flat panel displays are provided. A backlight assembly comprises a back plate, a plurality of first and second lamps, a first connector module and an optical assembly. The first and second lamps are parallel to an axis, disposed in a first position and a second position of the axis, respectively. The first connector module is disposed on the back plate, comprising a plurality of conductive blocks. Each conductive block comprises an insulator, a first conductive member and a second conductive member disposed on opposite sides of the insulation body. A protrusion is formed in the middle of the insulator to support the optical assembly. The first and second conductive members both have depressions to receive and electrically connect the first and second lamps.Type: ApplicationFiled: October 11, 2005Publication date: October 12, 2006Inventors: Yu-Chuan Lin, Hui-Kai Chou, Yi-Shiuan Tsai, Chih-Sung Wang
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Patent number: 7118263Abstract: A direct backlight module. The backlight module includes a diffuser, a reflecting plate, a plurality of light sources and at least one transparent support. The reflecting plate connects to the diffuser and forms a chamber therebetween. The plurality of light sources are disposed in the chamber. The transparent support is disposed in the chamber to support the diffuser and the reflecting plate.Type: GrantFiled: February 17, 2004Date of Patent: October 10, 2006Assignee: AU Optronics Corp.Inventors: Yi-Shiuan Tsai, Hui-Kai Chou
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Publication number: 20060139905Abstract: An illuminating keyboard is provided. An illuminating keyboard includes a key module, a light guide plate, and a light source. The key module includes one or more keys. The light guide plate is disposed beneath the key module and includes a plurality of openings. The plurality of openings is formed outside any area directly beneath the one or more keys. The light source is disposed adjacent to the light guide plate.Type: ApplicationFiled: February 22, 2005Publication date: June 29, 2006Inventors: Ko-Chia Kao, Chih-Kuang Chen, Hui-Kai Chou
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Publication number: 20060114693Abstract: In a light emitting device including a transparent covering, a fastener having a vertical member and a horizontal member, a light-emitting chip disposed on one face of the vertical member and encased by the transparent covering, a circuit board disposed on one face of the horizontal member, at least one conductive means connecting the light-emitting chip to the circuit board, and at least one heat-dissipating plate perpendicularly disposed on the other face of the horizontal member, light may be emitted longitudinally along a light-guiding plate, thus optimizing the travel path of the emitted light, while maintaining a compact shape by enabling placement of the printed circuit board and heat dissipating plates away from a longitudinal axis of the light-guiding plate.Type: ApplicationFiled: December 1, 2004Publication date: June 1, 2006Inventors: Shen-hong Chou, Hui-Kai Chou
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Publication number: 20060108519Abstract: A display photosensing apparatus and/or system for precision sensing of emitted light including a reflector unit configured to have at least one first hole, and a first photosensitive element disposed behind the reflector unit for receiving a light passing through the at least one first hole, can increase the sensitivity and control of the light detected and emitted from a light guide source.Type: ApplicationFiled: November 24, 2004Publication date: May 25, 2006Inventors: Shen-Hong Chou, Hui-Kai Chou
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Patent number: 7015987Abstract: A liquid crystal display module comprising a first bezel module and a second bezel module is provided. The first bezel module furthermore comprises a lower bezel, a diffusion plate, an optical film plate, a liquid crystal panel and an upper bezel. The diffusion plate is positioned over the lower bezel and the optical film plate is positioned over the diffusion plate. The liquid crystal panel is positioned over the optical film plate. The upper bezel is positioned over the lower bezel such that the lower bezel and the upper bezel together fix the diffusion plate, the optical film plate and the liquid crystal panel. The second bezel module furthermore comprises a bottom bezel, a reflecting plate and a light source. The reflecting plate is positioned over the bottom bezel and the light source is embedded within the bottom bezel above the reflecting plate. The first bezel module and the second bezel module are assembled together by a detachable means.Type: GrantFiled: April 7, 2004Date of Patent: March 21, 2006Assignee: Au Optronics CorporationInventors: Chih-Kang Wu, Hui-Kai Chou
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Publication number: 20060023470Abstract: An impulse backlight system for a flat display is provided. The impulse backlight system includes flat light sources combined as a backlight area of the liquid crystal display to provide the flat display with luminosity, corresponding drivers for driving the flat light sources respectively and one or more inverters for providing the flat light sources with voltage power according to image display of the flat display.Type: ApplicationFiled: February 7, 2005Publication date: February 2, 2006Applicant: AU OPTRONICS CORPORATIONInventors: Chun-Yuan Chen, Chih-Kuang Chen, Hui-Kai Chou, Yu-Chuan Lin
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Publication number: 20060007053Abstract: A multi-panel liquid crystal display and a method for driving same. The multi-panel LCD includes an interface circuit and a LCD module. The interface circuit is used for receiving a first image data and outputting a second image data. The LCD module includes a timing controller, a first panel module and a second panel module. The timing controller receives the second image data and outputting a third image data and a fourth image data responsive to the second image data. The first panel module and the second panel module respectively display a first frame and a second frame responsive to the third and fourth image data.Type: ApplicationFiled: January 12, 2005Publication date: January 12, 2006Inventors: Kuo-Chih Lee, Hui-Kai Chou, Ting-Shih Hsu
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Publication number: 20060007706Abstract: A back light module adopted for use in a dual panel display includes a plurality of external electrode fluorescent lamps (EEFLs) positioned between two liquid crystal display panels. Each EEFL has a first electrode and a second electrode, and the first electrodes and the second electrodes are respectively electrically connected in parallel.Type: ApplicationFiled: July 28, 2004Publication date: January 12, 2006Inventors: Chun-Yuan Chen, Hui-Kai Chou
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Patent number: 6976781Abstract: A frame including a first edge and a second edge, wherein on outer surfaces of the first edge, first hooks are formed to protrude outwardly, and on outer surfaces of the second edge, first holes are formed. A bezel has a first sidewall and a second sidewall, wherein on the first sidewall, second holes are formed, and on outer surfaces of the second sidewall, second hooks are formed to protrude outwardly. When the frame is mounted onto the bezel, the first edge is disposed onto inside surfaces of the first sidewall, and the first hooks are inserted and engaged in the second holes for fastening the frame and bezel, simultaneously the second edge is disposed onto the outside surfaces of the second sidewall, and the second hooks are inserted and engaged in the first holes for fastening the frame and the bezel.Type: GrantFiled: May 28, 2003Date of Patent: December 20, 2005Assignee: AU Optronics Corp.Inventors: Chi-Chih Chu, Wen-Yuan Cheng, Hui-Kai Chou