Patents Assigned to Chi Mei Optoelectronics Corporation
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Patent number: 8497001Abstract: A first substrate and a second substrate are provided. An alignment process is performed on a surface of the first substrate and a surface of the second substrate respectively. A liquid crystal mixture is prepared, where the liquid crystal mixture includes a liquid crystal molecule and a liquid crystal monomer having a functional group of diacrylates, and the liquid crystal monomer having the functional group of diacrylates occupies 0.01-2 wt % of the liquid crystal mixture. The first substrate and the second substrate are assembled, and the liquid crystal mixture is filled therebetween. A polymerization curing process is performed such that the liquid crystal monomer having the functional group of diacrylates is polymerized to respectively form a liquid crystal polymer film on the aligned surfaces of the first and second substrates. The method enhances anchoring energy and reduces problems of V-T shift, surface gliding, and residual image.Type: GrantFiled: November 2, 2012Date of Patent: July 30, 2013Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., AU Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Cho-Ying Lin, Ding-Jen Chen, Hui-Min Lin, Yang-Ching Lin
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Patent number: 8466374Abstract: A base of circuit board, a circuit board, and a method of fabricating thereof are provided. The circuit board includes a substrate, a plurality of elastic bumps and a patterned circuit layer. The elastic bumps arranged in at least an array are located on the substrate. The patterned circuit layer is located on a portion of the elastic bumps and a portion of the substrate. The base of the circuit board and the method of fabricating thereof are also included in the present invention.Type: GrantFiled: June 3, 2009Date of Patent: June 18, 2013Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Ngai Tsang, Kuo-Shu Kao
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Patent number: 8325304Abstract: A first substrate and a second substrate are provided. An alignment process is performed on a surface of the first substrate and a surface of the second substrate respectively. A liquid crystal mixture is prepared, where the liquid crystal mixture includes a liquid crystal molecule and a liquid crystal monomer having a functional group of diacrylates, and the liquid crystal monomer having the functional group of diacrylates occupies 0.01-2 wt % of the liquid crystal mixture. The first substrate and the second substrate are assembled, and the liquid crystal mixture is filled therebetween. A polymerization curing process is performed such that the liquid crystal monomer having the functional group of diacrylates is polymerized to respectively form a liquid crystal polymer film on the aligned surfaces of the first and second substrates. The method enhances anchoring energy and reduces problems of V-T shift, surface gliding, and residual image.Type: GrantFiled: November 30, 2009Date of Patent: December 4, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., AU Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Cho-Ying Lin, Ding-Jen Chen, Hui-Min Lin, Yang-Ching Lin
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Patent number: 8284360Abstract: A liquid crystal display (LCD) panel and a fabricating method thereof are described. First, a first substrate and a second substrate are provided. A liquid crystal monomer layer is then formed on the surface of at least one of the first and second substrates. Next, a curing step is performed to the liquid crystal monomer layer to induce a polymerization reaction, so as to form a liquid crystal polymer layer. Thereafter, the first and second substrates are assembled and a liquid crystal layer is filled between the first and second substrates.Type: GrantFiled: February 29, 2012Date of Patent: October 9, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Displays Corp.Inventors: Tsan-Yu Ho, Ding-Jen Chen, Hsin-Chun Chiang, Mei-Ju Lee, Bang-Hao Wu
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Publication number: 20120214377Abstract: A liquid crystal display (LCD) panel and a fabricating method thereof are described. First, a first substrate and a second substrate are provided. A liquid crystal monomer layer is then formed on the surface of at least one of the first and second substrates. Next, a curing step is performed to the liquid crystal monomer layer to induce a polymerization reaction, so as to form a liquid crystal polymer layer. Thereafter, the first and second substrates are assembled and a liquid crystal layer is filled between the first and second substrates.Type: ApplicationFiled: February 29, 2012Publication date: August 23, 2012Applicants: TAIWAN TFT LCD ASSOCIATION, CHUNGHWA PICTURE TUBES, LTD., AU OPTRONICS CORPORATION, TPO DISPLAYS CORP., CHI MEI OPTOELECTRONICS CORPORATION, INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, HANNSTAR DISPLAY CORPORATIONInventors: Tsan-Yu Ho, Ding-Jen Chen, Hsin-Chun Chiang, Mei-Ju Lee, Bang-Hao Wu
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Patent number: 8222095Abstract: A method for fabricating a thin film transistor is provided. A gate is formed on a substrate. A gate insulating layer is formed on the substrate to cover the gate. A metal oxide material layer is formed on the gate insulating layer. A photoresist layer is formed on the metal oxide material layer, in which a thickness of the photoresist layer above the gate is larger than that of the photoresist layer above two sides adjacent to the gate. A portion of the metal oxide material layer is removed to form a metal oxide active layer by using the photoresist layer as a mask. The photoresist layer above the two sides adjacent to the gate is removed and the remaining photoresist layer covers a portion of the metal oxide active layer. A source and a drain are formed on the metal oxide active layer covered by the photoresist layer.Type: GrantFiled: October 27, 2008Date of Patent: July 17, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Fang-Chen Luo, Shuo-Wei Liang, Shin-Chuan Chiang, Chao-Nan Chen, Chin-Chih Yu
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Patent number: 8223432Abstract: An optical sheet suitable for linear polarized light to pass through is provided. The optical sheet includes a substrate and a retardation film. The retardation film herein is located on the substrate and has a plurality of optical axes with different extending directions. The linear polarized light after passing through the retardation film is converted into a plurality of linear polarized light with different polarization directions, wherein the retardation film substantially has a phase retardation of ?/2 at anywhere of the area where the linear polarized light passes through and ? is the wavelength of the linear polarized light. Besides, the present invention also provides a display apparatus, a fabricating method of an optical sheet and a fabricating method of a display apparatus.Type: GrantFiled: December 25, 2008Date of Patent: July 17, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Wei-Chih Liu, Jie-Shiung Yang
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Patent number: 8215969Abstract: A contact structure disposed on a substrate is provided. The contact structure includes a pad, a polymer bump and a conductive layer. The pad is on the substrate. The polymer bump having a curve surface and a steep surface connecting with the curve surface is disposed on the substrate. The polymer bump is covered by the conductive layer and the conductive layer is electrically connected with the pad.Type: GrantFiled: June 24, 2008Date of Patent: July 10, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Displays Corp.Inventors: Sheng-Shu Yang, Shyh-Ming Chang
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Patent number: 8211788Abstract: A method of fabricating a bonding structure having compliant bumps includes first providing a first substrate and a second substrate. The first substrate includes first bonding pads. The second substrate is disposed on one side of the first substrate and includes second bonding pads and compliant bumps disposed thereon. The second bonding pads are opposite to the first bonding pads. Next, a non-conductive adhesive layer and ball-shaped spacers are formed between the first and the second substrates. Finally, the first substrate, the non-conductive adhesive layer, and the second substrate are compressed, such that the compliant bumps on the second bonding pads of the second substrate pass through the non-conductive adhesive layer and are electrically connected to the first bonding pads of the first substrate, respectively. The ball-shaped spacers are distributed in the non-conductive adhesive layer sandwiched between the first and the second substrates for maintaining the gap therebetween.Type: GrantFiled: June 18, 2009Date of Patent: July 3, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research, TPO Displays Corp.Inventors: Shyh-Ming Chang, Sheng-Shu Yang
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Patent number: 8203679Abstract: An OCB mode liquid crystal display panel having a plurality of pixel regions includes a first substrate, a second substrate, dot liquid crystal polymer patterns and an OCB liquid crystal material. The first substrate has a first alignment treated layer thereon, the second substrate has a second alignment treated layer thereon, and the dot liquid crystal polymer patterns are on the first alignment treated layer and the second alignment treated layer. Each of the dot liquid crystal polymer patterns has an area between 1˜225 ?m2. The second substrate is opposite to the first substrate, and the OCB liquid crystal material is between the first substrate and the second substrate.Type: GrantFiled: November 5, 2009Date of Patent: June 19, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Ze-Yu Yen, Ding-Jen Chen, Ya-Ting Wu, Cho-Ying Lin
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Patent number: 8178288Abstract: A method for fabricating a display substrate is provided. A substrate is provided first. After that, an alignment film coating and an alignment treatment are performed to the substrate, and a layer of photoreactive monomer material is coated on the surface of the substrate after the alignment treatment. Thereafter, the layer of photoreactive monomer material is selectively irradiated by UV light in an exposed region, and the layer of photoreactive monomer material in an unexposed region is removed for liquid crystal molecules to have different pretilt angles in the exposed region and the unexposed region.Type: GrantFiled: July 21, 2008Date of Patent: May 15, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Displays Corp.Inventors: Ze-Yu Yen, Ding-Jen Chen, Ya-Ting Wu, Jian-Lung Chen
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Patent number: 8174649Abstract: A liquid crystal display including a liquid crystal panel and a biaxial compensation film is provided. The liquid crystal panel has a first surface and a second surface. The biaxial compensation film is disposed on the first surface and includes a C-plate compensation film and nano-structures on the C-plate compensation film serving as an A-plate compensation film.Type: GrantFiled: October 21, 2009Date of Patent: May 8, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventor: Wei-Chih Liu
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Patent number: 8106389Abstract: A thin film transistor is provided. The thin film transistor includes a substrate, a gate, a source/drain, an insulating layer, and a semiconductor active layer. The gate and the source/drain are respectively deposited on the substrate and are separated by the insulating layer on the substrate. The semiconductor active layer connects the source and the drain. The material of the semiconductor active layer is a semiconductor precursor which produces semiconductor property after being irradiated by a light source. A liquid crystal display which includes the above thin film transistor is also provided.Type: GrantFiled: October 28, 2009Date of Patent: January 31, 2012Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Displays Corp.Inventors: Hsiang-Yuan Cheng, Shin-Chuan Chiang, Shih-Hsiang Lai, Chin-Chih Yu, Bor-Chuan Chuang
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Publication number: 20110096286Abstract: A first substrate and a second substrate are provided. An alignment process is performed on a surface of the first substrate and a surface of the second substrate respectively. A liquid crystal mixture is prepared, where the liquid crystal mixture includes a liquid crystal molecule and a liquid crystal monomer having a functional group of diacrylates, and the liquid crystal monomer having the functional group of diacrylates occupies 0.01-2 wt % of the liquid crystal mixture. The first substrate and the second substrate are assembled, and the liquid crystal mixture is filled therebetween. A polymerization curing process is performed such that the liquid crystal monomer having the functional group of diacrylates is polymerized to respectively form a liquid crystal polymer film on the aligned surfaces of the first and second substrates. The method enhances anchoring energy and reduces problems of V-T shift, surface gliding, and residual image.Type: ApplicationFiled: November 30, 2009Publication date: April 28, 2011Applicants: Taiwan TFT LCD Association, Chunghwa Picture Tubes, LTD., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research InstituteInventors: Cho-Ying Lin, Ding-Jen Chen, Hui-Min Lin, Yang-Ching Lin
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Patent number: 7932600Abstract: An electrical connecting structure including a conductive pad, a polymer bump and a patterned conductive layer is provided. The conductive pad is on a substrate and the polymer bump is disposed over the substrate. The patterned conductive layer is disposed on the polymer bump and electrically connects to the conductive pad, wherein the patterned conductive layer covers a portion of the polymer bump and exposes another portion of the polymer bump.Type: GrantFiled: May 30, 2008Date of Patent: April 26, 2011Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Dispalys Corp.Inventors: Ngai Tsang, Kuo-Shu Kao
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Publication number: 20110069266Abstract: An OCB mode liquid crystal display panel having a plurality of pixel regions includes a first substrate, a second substrate, dot liquid crystal polymer patterns and an OCB liquid crystal material. The first substrate has a first alignment treated layer thereon, the second substrate has a second alignment treated layer thereon, and the dot liquid crystal polymer patterns are on the first alignment treated layer and the second alignment treated layer. Each of the dot liquid crystal polymer patterns has an area between 1˜225 ?m2. The second substrate is opposite to the first substrate, and the OCB liquid crystal material is between the first substrate and the second substrate.Type: ApplicationFiled: November 5, 2009Publication date: March 24, 2011Applicants: TAIWAN TFT LCD ASSOCIATION, CHUNGHWA PICTURE TUBES, LTD., AU OPTRONICS CORPORATION, HANNSTAR DISPLAY CORPORATION, CHI MEI OPTOELECTRONICS CORPORATION, INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ze-Yu Yen, Ding-Jen Chen, Ya-Ting Wu, Cho-Ying Lin
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Publication number: 20110043736Abstract: A liquid crystal display including a liquid crystal panel and a biaxial compensation film is provided. The liquid crystal panel has a first surface and a second surface. The biaxial compensation film is disposed on the first surface and includes a C-plate compensation film and nano-structures on the C-plate compensation film serving as an A-plate compensation film.Type: ApplicationFiled: October 21, 2009Publication date: February 24, 2011Applicants: TAIWAN TFT LCD ASSOCIATION, CHUNGHWA PICTURE TUBES, LTD., AU OPTRONICS CORPORATION, HANNSTAR DISPLAY CORPORATION, CHI MEI OPTOELECTRONICS CORPORATION, INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventor: Wei-Chih Liu
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Patent number: 7871918Abstract: A manufacturing method of a contact structure includes first providing a substrate on which a contact pad has already been formed. Afterwards, a polymer bump is formed on the contact pad. Next, a conductive layer is formed on the polymer bump. The conductive layer covers the polymer bump and extends to the outside of the polymer bump. The portion of the conductive layer extending to the outside of the polymer bump serves as a test pad.Type: GrantFiled: February 10, 2009Date of Patent: January 18, 2011Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Dispalys Corp.Inventor: Shyh-Ming Chang
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Patent number: 7834453Abstract: A contact structure including a contact pad, a polymer bump and a conductive layer is provided in the present invention. The contact pad is disposed on a substrate. The polymer bump is disposed on the contact pad. The conductive layer covers the polymer bump and extends to the outside of the polymer bump. The portion of the conductive layer extending to the outside of the polymer bump serves as a test pad. The invention further discloses a manufacturing method of a contact structure. First, a substrate is provided having a contact pad already formed thereon. Then, a polymer bump is formed on the contact pad and a conductive layer is formed on the polymer bump. The conductive layer covers the polymer bump and extends to the outside of the polymer bump. The portion of the conductive layer extending to the outside of the polymer bump serves as a test pad.Type: GrantFiled: June 13, 2007Date of Patent: November 16, 2010Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Displays Corp.Inventor: Shyh-Ming Chang
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Patent number: 7785941Abstract: A method for fabricating a thin film transistor (TFT) is provided. A substrate having a gate, a dielectric layer, a channel layer and an ohmic contact layer formed thereon is provided. Next, a metal layer is formed over the substrate covering the ohmic contact layer. Next, the metal layer and the ohmic contact layer are simultaneously etched by a wet etching process to form a source/drain and expose the channel layer. Because the wet etching process can be used to selectively etch the ohmic contact layer, damage to the underlying channel layer may be negligible. Thus, the reliability of the device may be promoted. Furthermore, the process may be simplified, the production yield and the throughput of TFT may be increased.Type: GrantFiled: December 11, 2007Date of Patent: August 31, 2010Assignees: Taiwan TFT LCD Association, Chunghwa Picture Tubes, Ltd., Au Optronics Corporation, Hannstar Display Corporation, Chi Mei Optoelectronics Corporation, Industrial Technology Research Institute, TPO Display Corp.Inventors: Sai-Chang Liu, Cheng-Tzu Yang, Chien-Wei Wu