Patents by Inventor Han-Chou Liu
Han-Chou Liu 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: 7232952Abstract: A backlight module and wire mount assembly used therein. The assembly includes a base and a wire mount. The base includes a surface and a protrusion formed on the surface. A through hole is formed between the protrusion and the surface. The wire mount is disposed on the surface of the base in a manner such that it passes through the through hole. The wire mount serves to fix the wire.Type: GrantFiled: September 9, 2004Date of Patent: June 19, 2007Assignee: AU Optronics Corp.Inventors: Wen-Hsin Lin, Han-Chou Liu, Chang-Ho Shen, Yu-Yan Fu
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Patent number: 7163319Abstract: A backlight module comprises a reflector, an optical element, and a supporting structure. The supporting structure is disposed on the reflector and contacting the optical element for restricting the optical element from deformation. The supporting structure comprises a supporting portion and a cushion. The cushion is disposed between the supporting portion and the reflector. The cushion is an elastic element, providing a plurality of supporting forces in at least two directions, and enabling a tip of the supporting portion to move with the optical element.Type: GrantFiled: June 14, 2005Date of Patent: January 16, 2007Assignee: Au Optronics Corp.Inventors: Chien-Hung Kuo, Han-Chou Liu
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Patent number: 7121694Abstract: A backlight unit with high heat transfer rate disposed under a display panel. The backlight unit includes a light source generator for generating light beams, a diffusing plate positioned between the light source generator and the display panel for scattering the light beams to the display panel, and a reflecting sheet position under the light source generator for reflecting the light beams upward. The reflecting sheet has at least one opening for increasing the heat transfer rate of the backlight unit.Type: GrantFiled: August 1, 2003Date of Patent: October 17, 2006Assignee: AU Optronics Corp.Inventors: Chin-Kun Hsieh, Chuan-Pei Yu, Han-Chou Liu
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Patent number: 7101069Abstract: A direct backlight module. The direct backlight module includes a diffuser, a reflecting plate, an illumination tube and a support. The reflecting plate is disposed under the diffuser. The illumination tube is disposed between the diffuser and the reflecting plate. The support is disposed on the reflecting plate and between the diffuser and the reflecting plate. In addition, the support has a fitting portion into which the illumination tube directly fits. The support supports the diffuser and the illumination tube simultaneously.Type: GrantFiled: July 2, 2003Date of Patent: September 5, 2006Assignee: Au Optronics Corp.Inventors: Chuan-Pei Yu, Han-Chou Liu, Chin-Kun Hsieh
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Patent number: 7101074Abstract: A back light module is disclosed. The back light module comprises a frame, a reflecting plate, at least a lamp, a diffusion plate, a plurality of optical films and at least a supporting element. The reflecting plate is set up on the bottom section of the frame. The lamp is set within the frame above the reflecting plate. The diffusion plate is set over the frame above the lamp. The optical films are set over the diffusion plate. The supporting element is set on the reflecting plate. Each supporting element has a first supporting section and a second supporting section. The first supporting section and the second supporting section individually support the diffusion plate and the lamp.Type: GrantFiled: February 26, 2004Date of Patent: September 5, 2006Assignee: Au Optronics CorporationInventors: Chien-Hung Kuo, Chuan-Pei Yu, Han-Chou Liu
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Patent number: 7101055Abstract: A backlight unit with high thermal dissipation. The back light unit includes a light source generator positioned in a backside of a display panel for providing light beams to the display panel, a diffuser positioned between the light source generator and the display panel for uniformly scattering light beams from the light source generator to the display panel, and a housing enclosing the light source generator and connecting to the diffuser for reflecting the light beams to the diffuser. The housing further includes a heat pipe for being a heat transfer interface between the back light unit and an external environment.Type: GrantFiled: February 24, 2004Date of Patent: September 5, 2006Assignee: AU Optronics Corp.Inventors: Chin-Kun Hsieh, Chuan-Pei Yu, Han-Chou Liu
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Patent number: 7093971Abstract: A backlight unit includes at least an optical sheet and a diffusion plate fixed to a backside of a display panel, the optical sheet and the diffusion plate forming an upper module with the display panel. The backlight unit further includes a bottom frame positioned below the upper module and a plurality of lamps positioned within the bottom frame. The backlight unit is capable of changing the lamps within the bottom frame after removal of the upper module above the bottom frame. Therefore, it is not necessary to separate the elements such as the optical film and the diffusion plate from the bottom frame individually and the device pollution or destruction can be prevented.Type: GrantFiled: August 21, 2003Date of Patent: August 22, 2006Assignee: AU Optronics Corp.Inventors: Chuan-Pei Yu, Han-Chou Liu, Chien-Hung Kuo
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Publication number: 20060158904Abstract: A backlight module comprises a reflector, an optical element, and a supporting structure. The supporting structure is disposed on the reflector and contacting the optical element for restricting the optical element from deformation. The supporting structure comprises a supporting portion and a cushion. The cushion is disposed between the supporting portion and the reflector. The cushion is an elastic element, providing a plurality of supporting forces in at least two directions, and enabling a tip of the supporting portion to move with the optical element.Type: ApplicationFiled: June 14, 2005Publication date: July 20, 2006Inventors: Chien-Hung Kuo, Han-Chou Liu
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Patent number: 7068332Abstract: A direct-type backlight unit for flat panel liquid crystal display is provided. The direct-type backlight unit includes a plurality of lamps installed within a housing. A reflection plate is installed under the plurality of lamps in the housing. A diffusion film with a plurality of apertures thereon is installed above the plurality of lamps for diffusing light generated by the plurality of lamps. An optic focusing film is located on the diffusion film. The flat panel liquid crystal display is located above the optic focusing film.Type: GrantFiled: August 13, 2003Date of Patent: June 27, 2006Assignee: AU Optronics Corp.Inventors: Han-Chou Liu, Chuan-Pei Yu, Chin-Kun Hsieh
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Patent number: 7059736Abstract: A backlight module includes a reflector, a support, a lamp, and a diffuser plate. The support is disposed on the reflector, and the lamp is disposed in the support. The diffuser plate is disposed on the reflector, and a predetermined gap is formed between the support and the diffuser plate. Thus, when the support is expanded, the diffuser plate is abutted by the support.Type: GrantFiled: September 4, 2003Date of Patent: June 13, 2006Assignee: AU Optronics Corp.Inventors: Chuan-Pei Yu, Chien-Hung Kuo, Han-Chou Liu
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Patent number: 7018059Abstract: A direct type backlight module. The backlight module includes a reflector, a diffuser plate, lamps, and a light-distributing device. The diffuser plate is disposed on the reflector, and the lamps are disposed between the reflector and the diffuser plate. The light-distributing device is disposed between the lamp and the diffuser plate, and guides light from the lamp to the diffuser plate. A space is defined between the light-distributing device and the diffuser plate.Type: GrantFiled: October 10, 2003Date of Patent: March 28, 2006Assignee: AU Optronics Corp.Inventors: Chuan-Pei Yu, Chien-Hung Kuo, Han-Chou Liu
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Publication number: 20060013006Abstract: A backlight module and wire mount assembly used therein. The assembly includes a base and a wire mount. The base includes a surface and a protrusion formed on the surface. A through hole is formed between the protrusion and the surface. The wire mount is disposed on the surface of the base in a manner such that it passes through the through hole. The wire mount serves to fix the wire.Type: ApplicationFiled: September 9, 2004Publication date: January 19, 2006Inventors: Wen-Hsin Lin, Han-Chou Liu, Chang-Ho Shen, Yu-Yan Fu
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Publication number: 20050275766Abstract: A direct-type backlight unit for flat panel liquid crystal display is provided. The direct-type backlight unit includes a plurality of lamps installed within a housing. A reflection plate is installed under the plurality of lamps in the housing. A diffusion film with a plurality of apertures thereon is installed above the plurality of lamps for diffusing light generated by the plurality of lamps. An optic focusing film is located on the diffusion film. The flat panel liquid crystal display is located above the optic focusing film.Type: ApplicationFiled: August 13, 2003Publication date: December 15, 2005Inventors: Han-Chou Liu, Chuan-Pei Yu, Chin-Kun Hsieh
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Patent number: 6970226Abstract: A liquid crystal display includes a backlight unit and a liquid crystal display panel. The backlight unit contains an optical film positioned above a light source, and the optical film at least includes a vacuum layer for isolating heat generated by the light source. The liquid crystal display panel positioned above the optical film includes a plurality of pixel units.Type: GrantFiled: February 20, 2004Date of Patent: November 29, 2005Assignee: AU Optronics Corp.Inventors: Chuan-Pei Yu, Han-Chou Liu
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Publication number: 20050248280Abstract: A backlight unit with high heat transfer rate disposed under a display panel. The backlight unit includes a light source generator for generating light beams, a diffusing plate positioned between the light source generator and the display panel for scattering the light beams to the display panel, and a reflecting sheet position under the light source generator for reflecting the light beams upward. The reflecting sheet has at least one opening for increasing the heat transfer rate of the backlight unit.Type: ApplicationFiled: August 1, 2003Publication date: November 10, 2005Inventors: Chin-Kun Hsieh, Chuan-Pei Yu, Han-Chou Liu
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Patent number: 6947104Abstract: A vertical-type backlight unit for flat panel display apparatuses. The vertical-type backlight unit includes a plurality of lamps installed in a housing in substantially parallel manner. A plurality of reflection plates are combined with corresponding lamps to constitute independent lamp module cartridges, each of which is removable from one side of the housing. A diffusing pad/plate is disposed over the plurality of lamp module cartridges for diffusing light. An optical sheet is optionally provided on the diffusing pad/plate.Type: GrantFiled: August 26, 2003Date of Patent: September 20, 2005Assignee: AU Optronics Corp.Inventors: Chuan-Pei Yu, Chin-Kun Hsieh, Han-Chou Liu
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Publication number: 20050122444Abstract: A liquid crystal display device that comprises a light-emitting source emitting light, and a reflector further comprising a base and a plurality of sidewalls extending from the base, wherein each of the sidewalls further comprises a multi-angle surface, in conjunction with the base, reflecting the emitted light toward a diffusion plate diffusing the reflected light.Type: ApplicationFiled: December 5, 2003Publication date: June 9, 2005Inventors: Chien-Hung Kuo, Chuan-Pei Yu, Han-Chou Liu
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Patent number: 6900792Abstract: A housing for receiving a flat panel display. The housing for receiving a flat panel display includes a front frame having a central opening, side frames that surround at least part of the edges of the flat panel display, a bottom frame to combine with the front frame, the side frames to form a space to locate said flat panel display, and optionally at least one stopping frame to prevent the flat panel display from being released.Type: GrantFiled: October 19, 2001Date of Patent: May 31, 2005Assignee: AU Optronics Corp.Inventors: Kai-Yu Sun, Han-Chou Liu
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Patent number: 6880947Abstract: A direct-type backlight unit for a flat panel liquid crystal display includesat least one lamp installed in a housing, a diffusion plate installed above the lamp, a reflection plate having a reflection surface and a back surface installed under the lamp for reflecting light generated by the lamp from the reflection surface to the diffusion plate, and the reflection plate having at least one aperture thereon, and a heat dissipating plate combined with the back surface of the reflection plate.Type: GrantFiled: April 22, 2003Date of Patent: April 19, 2005Assignee: AU Optronics Corp.Inventors: Chin-Kun Hsieh, Chuan-Pei Yu, Han-Chou Liu
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Patent number: 6882380Abstract: A liquid crystal display includes a first panel positioned on a front surface of a backlight unit, and a second panel positioned on a back surface of the backlight unit. The backlight unit provides lights to both of the first panel and the second panel, thus enabling either of the panels to display images.Type: GrantFiled: September 1, 2003Date of Patent: April 19, 2005Assignee: AU Optronics Corp.Inventors: Chuan-Pei Yu, Han-Chou Liu, Chin-Kun Hsieh, Chien-Hung Kuo