Patents by Inventor Wei-Chen Tsai
Wei-Chen Tsai 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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Publication number: 20250095596Abstract: A display device including an element array substrate, an electrophoretic display substrate and a humidity sensor is provided. The electrophoretic display substrate is disposed on the element array substrate. The humidity sensor includes a conductive pattern disposed on a side of the element array substrate adjacent to the electrophoretic display substrate. A driving method of the display device is also provided.Type: ApplicationFiled: August 5, 2024Publication date: March 20, 2025Applicant: E Ink Holdings Inc.Inventors: Hsien-Kai Tseng, Wei-Chen Tsai, Sheng-Wei Chen, Chi-Mao Hung
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Publication number: 20240321901Abstract: A display device includes an array substrate and a driving circuit. The array substrate includes active elements, a first scan line, a second scan line, a third scan line disposed between the first scan line and the second scan line, and a first selection line electrically connected to the first scan line and the second scan line. The active elements include a first active element and a second active element electrically connected to the first scan line, and a third active element and a fourth active element electrically connected to the second scan line. The driving circuit provides a first scan signal transmitted to the first scan line and the second scan line through the first selection line to control the first active element, the second active element, the third active element and the fourth active element.Type: ApplicationFiled: March 8, 2024Publication date: September 26, 2024Inventors: Hsien-Kai TSENG, Wei-Chen TSAI, Jia-Hung CHEN, Pei-Ju WU
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Patent number: 9904141Abstract: A reflective display device includes an electrophoretic display (EPD) module, a supporting member, a first anti-reflective layer, and a color filter (CFA) layer. The EPD module includes an array substrate, a protective layer, and an electronic ink (e-ink) layer. The e-ink layer is between the array substrate and the protective layer. The supporting member has a first surface and a second surface opposite to the first surface. The first anti-reflective layer is located on the first surface of the supporting member and in contact with the supporting member. The thickness of the first anti-reflective layer is ¼ wavelength of a visible light. The CFA layer is between the protective layer and the second surface of the supporting member.Type: GrantFiled: August 13, 2015Date of Patent: February 27, 2018Assignee: E Ink Holdings Inc.Inventors: Po-Yuan Lo, Wei-Chen Tsai
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Patent number: 9671666Abstract: A color display apparatus includes a driving substrate, a color filter, a display layer and an adhesive. The color filter is faced to the driving substrate. The color filter includes a substrate and a filter layer, and the filter layer is disposed on the substrate and faced to the driving substrate. The display layer is disposed between the driving substrate and the color filter, and an orthographic projection of the display layer projecting on the filter layer is surrounded by a periphery boundary of the filter layer. An interval is existed between the orthographic projection of the display layer projecting on the filter layer and the periphery boundary of the filter layer. Besides, the adhesive is disposed between the display layer and the color filter, and a periphery boundary of the display layer and the periphery boundary of the filter layer are surrounded by the adhesive.Type: GrantFiled: November 28, 2011Date of Patent: June 6, 2017Assignee: E INK HOLDINGS INC.Inventors: Wei-Chen Tsai, Chih-Yu Peng, Lee-Tyng Chen, Tung-Liang Lin
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Publication number: 20160223879Abstract: A color display apparatus is provided. The color display apparatus includes a black-and-white display module and a color filter layer, wherein the color filter layer is disposed on the black-and-white display module. The color filter layer includes a translucent base and a plurality of color filter patterns, wherein the translucent base is disposed on the black-and-white display module. The color filter patterns are embedded in the translucent base, and a first surface of each color filter pattern away from the black-and-white display module is exposed from a second surface of the translucent base away from the black-and-white display module, wherein the first surfaces and the second surface are coplanar, and the first surfaces and the second surface are in contact with a dielectric gas or covered by a protective layer. A manufacture method for the color display apparatus is also provided.Type: ApplicationFiled: July 24, 2015Publication date: August 4, 2016Inventor: WEI-CHEN TSAI
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Publication number: 20160170281Abstract: A reflective display device includes an electrophoretic display (EPD) module, a supporting member, a first anti-reflective layer, and a color filter (CFA) layer. The EPD module includes an array substrate, a protective layer, and an electronic ink (e-ink) layer. The e-ink layer is between the array substrate and the protective layer. The supporting member has a first surface and a second surface opposite to the first surface. The first anti-reflective layer is located on the first surface of the supporting member and in contact with the supporting member. The thickness of the first anti-reflective layer is ¼ wavelength of a visible light. The CFA layer is between the protective layer and the second surface of the supporting member.Type: ApplicationFiled: August 13, 2015Publication date: June 16, 2016Inventors: Po-Yuan LO, Wei-Chen TSAI
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Patent number: 8531631Abstract: A color display apparatus includes a driving substrate, a color filter and a display layer. The driving substrate has a display region and a non-display region, and at least a first alignment mark is disposed on the non-display region. The color filter is opposite to the driving substrate. The color filter includes a substrate and a filter layer disposed on the substrate. The substrate has a first region corresponding to the display region and a second region corresponding to the non-display region. The filter layer includes color filter patterns located on the first region and at least a second alignment mark located on the second region and corresponding to the first alignment mark. The display layer is disposed between the driving substrate and the color filter. Alignment precision between the driving substrate and the color filter of the color display apparatus is improved. Besides, a color filter is also provided.Type: GrantFiled: October 28, 2011Date of Patent: September 10, 2013Assignee: E Ink Holdings Inc.Inventors: Wei-Chen Tsai, Chih-Yu Peng
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Patent number: 8368863Abstract: A liquid crystal display (LCD) panel including a first substrate, a second substrate, a liquid crystal layer, a photo-curable sealant, and a first light-shielding pattern is provided. The liquid crystal layer is disposed between the first substrate and the second substrate. The photo-curable sealant is disposed between the first substrate and the second substrate, wherein the photo-curable sealant surrounds and is in contact with the liquid crystal layer. The first light-shielding pattern is disposed on the first substrate, wherein a portion of the sidewall of the first light-shielding pattern is substantially aligned with a portion of the sidewall of the first substrate, and the first light-shielding pattern is only overlapped with an outer edge of the photo-curable sealant or is not overlapped with the photo-curable sealant.Type: GrantFiled: October 19, 2010Date of Patent: February 5, 2013Assignee: Au Optronics CorporationInventors: Wei-Chieh Yang, Wen-Yi Hsu, Wei-Yi Chien, Mei-Lien Huang, Wei-Chen Tsai, Yu-Chen Liu, Chih-Hsiao Tseng
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Publication number: 20120249447Abstract: A touch panel includes a first substrate, a color filter layer, several spacers, a first transparent electrode layer and a second transparent electrode layer. The color filter layer is located on the first substrate and the spacers are also located on the first substrate. The first transparent electrode layer covers the color filter layer and some of the spacers, in which the spacers covered by the first transparent electrode layer form several touch sensors. The second transparent electrode layer is disposed corresponding to the first transparent electrode layer. When the touch panel is touched to make the first transparent electrode layer sink such that the first transparent electrode contacts with the second transparent electrode layer, a voltage signal identifying the touched location is generated.Type: ApplicationFiled: January 19, 2012Publication date: October 4, 2012Inventor: Wei-Chen TSAI
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Publication number: 20120229740Abstract: A color display apparatus includes a driving substrate, a color filter and a display layer. The driving substrate has a display region and a non-display region, and at least a first alignment mark is disposed on the non-display region. The color filter is opposite to the driving substrate. The color filter includes a substrate and a filter layer disposed on the substrate. The substrate has a first region corresponding to the display region and a second region corresponding to the non-display region. The filter layer includes color filter patterns located on the first region and at least a second alignment mark located on the second region and corresponding to the first alignment mark. The display layer is disposed between the driving substrate and the color filter. Alignment precision between the driving substrate and the color filter of the color display apparatus is improved. Besides, a color filter is also provided.Type: ApplicationFiled: October 28, 2011Publication date: September 13, 2012Applicant: E Ink Holdings Inc.Inventors: WEI-CHEN TSAI, Chih-Yu Peng
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Publication number: 20120229741Abstract: A color display apparatus includes a driving substrate, a color filter, a display layer and an adhesive. The color filter is faced to the driving substrate. The color filter includes a substrate and a filter layer, and the filter layer is disposed on the substrate and faced to the driving substrate. The display layer is disposed between the driving substrate and the color filter, and an orthographic projection of the display layer projecting on the filter layer is surrounded by a periphery boundary of the filter layer. An interval is existed between the orthographic projection of the display layer projecting on the filter layer and the periphery boundary of the filter layer. Besides, the adhesive is disposed between the display layer and the color filter, and a periphery boundary of the display layer and the periphery boundary of the filter layer are surrounded by the adhesive.Type: ApplicationFiled: November 28, 2011Publication date: September 13, 2012Applicant: E Ink Holdings Inc.Inventors: WEI-CHEN TSAI, Chih-Yu Peng, Lee-Tyng Chen, Tung-Liang Lin
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Publication number: 20120154344Abstract: An electric paper display apparatus includes a substrate, a display layer and a protective layer. The display layer is disposed on the substrate. The protective layer is disposed on the display layer. The protective layer includes a bottom surface facing to the display layer and a plurality of color filter patterns disposed on the bottom surface. It does not need to dispose a color filter substrate on the protective layer of the electric paper display apparatus, so a cost and a thickness of the electric paper display apparatus can be reduced.Type: ApplicationFiled: April 20, 2011Publication date: June 21, 2012Applicant: E Ink Holdings Inc.Inventors: Chih-Yu Peng, Wei-Chen Tsai, Lee-Tyng Chen
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Patent number: 8159468Abstract: An embedded touch display panel including a first substrate and a second substrate is provided. The first substrate having a displaying region and a sensing region includes a stack structure, a first conductive layer and a first alignment layer. The stack structure disposed on the first substrate within the sensing region includes a protruding structure and a first rough structure disposed on the protruding structure. The first conductive layer conformally disposed on the stack structure has a first rough surface. The first rough surface is exposed from the first alignment layer that covers the first conductive layer. The second substrate includes a second conductive layer and a second alignment layer. The second conductive layer whose position corresponds to the sensing region is disposed on the second structure. A portion of the second conductive layer corresponding to the first rough surface is exposed from the second alignment layer covering thereon.Type: GrantFiled: May 5, 2009Date of Patent: April 17, 2012Assignee: Au Optronics Corp.Inventors: Yu-Feng Chien, Zeng-De Chen, Wei-Chen Tsai, Mei-Sheng Ma, Shih-Yu Wang, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Publication number: 20120026449Abstract: A liquid crystal display (LCD) panel including a first substrate, a second substrate, a liquid crystal layer, a photo-curable sealant, and a first light-shielding pattern is provided. The liquid crystal layer is disposed between the first substrate and the second substrate. The photo-curable sealant is disposed between the first substrate and the second substrate, wherein the photo-curable sealant surrounds and is in contact with the liquid crystal layer. The first light-shielding pattern is disposed on the first substrate, wherein a portion of the sidewall of the first light-shielding pattern is substantially aligned with a portion of the sidewall of the first substrate, and the first light-shielding pattern is only overlapped with an outer edge of the photo-curable sealant or is not overlapped with the photo-curable sealant.Type: ApplicationFiled: October 19, 2010Publication date: February 2, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Wei-Chieh Yang, Wen-Yi Hsu, Wei-Yi Chien, Mei-Lien Huang, Wei-Chen Tsai, Yu-Chen Liu, Chih-Hsiao Tseng
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Patent number: 8107774Abstract: An image data processing method is provided. In this method, a plurality of original pixel values of an image is input. An interpolation position of a target pixel in the image is determined. Whether the interpolation position is in a central region of an object or in a marginal region of an object is determined. A pixel value interpolation with respect to the interpolation position is performed. When the interpolation position is in the central region of an object, the pixel value interpolation is performed in a first calculation mode, and when the interpolation position is in the marginal region of an object, the pixel value interpolation is performed in a second calculation mode, wherein the first calculation mode may be a low pass filtering interpolation mode, and the second calculation mode may be a linear interpolation mode.Type: GrantFiled: October 5, 2007Date of Patent: January 31, 2012Assignee: Novatek Microelectronics Corp.Inventors: Po-Chin Hu, Ming-Yu Lin, Wei-Chen Tsai
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Patent number: 7742131Abstract: A method for fabricating a color filter substrate including the following procedures is provided. First, a substrate is provided and a color filter layer is formed thereon. Next, a plurality of sensing spacers is formed on a part of the color filter layer. Then, a planarization layer is formed to cover the color filter layer and expose the sensing spacers. Next, an electrode layer is formed to cover the planarization layer and the sensing spacers. After that, a plurality of main spacers is formed on a part of the electrode layer excluding disposing regions of the sensing spacers, wherein a step height is formed between the main spacers and the electrode layer above sensing spacers.Type: GrantFiled: October 1, 2008Date of Patent: June 22, 2010Assignee: Au Optronics CorporationInventors: Wei-Chen Tsai, Shih-Yu Wang
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Publication number: 20100026658Abstract: An embedded touch display panel including a first substrate and a second substrate is provided. The first substrate having a displaying region and a sensing region includes a stack structure, a first conductive layer and a first alignment layer. The stack structure disposed on the first substrate within the sensing region includes a protruding structure and a first rough structure disposed on the protruding structure. The first conductive layer conformally disposed on the stack structure has a first rough surface. The first rough surface is exposed from the first alignment layer that covers the first conductive layer. The second substrate includes a second conductive layer and a second alignment layer. The second conductive layer whose position corresponds to the sensing region is disposed on the second structure. A portion of the second conductive layer corresponding to the first rough surface is exposed from the second alignment layer covering thereon.Type: ApplicationFiled: May 5, 2009Publication date: February 4, 2010Applicant: AU OPTRONICS CORP.Inventors: Yu-Feng Chien, Zeng-De Chen, Wei-Chen Tsai, Mei-Sheng Ma, Shih-Yu Wang, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Publication number: 20090268131Abstract: A method for fabricating a color filter substrate including the following procedures is provided. First, a substrate is provided and a color filter layer is formed thereon. Next, a plurality of sensing spacers is formed on a part of the color filter layer. Then, a planarization layer is formed to cover the color filter layer and expose the sensing spacers. Next, an electrode layer is formed to cover the planarization layer and the sensing spacers. After that, a plurality of main spacers is formed on a part of the electrode layer excluding disposing regions of the sensing spacers, wherein a step height is formed between the main spacers and the electrode layer above sensing spacers.Type: ApplicationFiled: October 1, 2008Publication date: October 29, 2009Applicant: AU OPTRONICS CORPORATIONInventors: Wei-Chen Tsai, Shih-Yu Wang
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Publication number: 20090225045Abstract: A touch panel includes a first base having a first portion and a second portion; a first electrode disposed on the first base; a second base opposite to the first base; a second electrode disposed on the second case; and a sealant substantially disposed on the boundary of the first base to connect the first base and the second base, wherein at lease a part of the second portion is located between active area and the sealant, and the thickness of the second portion is smaller than that of the first portion.Type: ApplicationFiled: April 14, 2008Publication date: September 10, 2009Applicant: AU OPTRONICS CORP.Inventors: Chung-Wei Liu, Wei-Chen Tsai, Shih-Yu Wang
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Publication number: 20090010569Abstract: An image data processing method is provided. In this method, a plurality of original pixel values of an image is input. An interpolation position of a target pixel in the image is determined. Whether the interpolation position is in a central region of an object or in a marginal region of an object is determined. A pixel value interpolation with respect to the interpolation position is performed. When the interpolation position is in the central region of an object, the pixel value interpolation is performed in a first calculation mode, and when the interpolation position is in the marginal region of an object, the pixel value interpolation is performed in a second calculation mode, wherein the first calculation mode may be a low pass filtering interpolation mode, and the second calculation mode may be a linear interpolation mode.Type: ApplicationFiled: October 5, 2007Publication date: January 8, 2009Applicant: Novatek Microelectronics Corp.Inventors: Po-Chin Hu, Ming-Yu Lin, Wei-Chen Tsai