Patents by Inventor Tun-Chun Yang
Tun-Chun Yang 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: 8411063Abstract: A display panel includes a first substrate, a second substrate, and a display medium. The display medium is sandwiched between the first substrate and the second substrate. The first substrate has a pixel array. The second substrate includes first sensing electrodes arranged in a first direction and second sensing electrodes arranged in a second direction. Each of the first sensing electrodes is formed by alternately arranging first upper sensing electrode patterns and first lower shading electrode patterns. Each of the first upper sensing electrode patterns is electrically connected to the adjacent first lower shading electrode patterns. Each of the second sensing electrodes is formed by alternately arranging second upper sensing electrode patterns and second lower shading electrode patterns. Each of the second upper sensing electrode patterns is electrically connected to the adjacent second lower shading electrode patterns.Type: GrantFiled: March 17, 2009Date of Patent: April 2, 2013Assignee: Au Optronics CorporationInventors: Ming-Shian Lee, Shih-Po Chou, Tun-Chun Yang, Seok-Lyul Lee
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Patent number: 8310463Abstract: A capacitive touch panel and a display device using the capacitive touch panel are provided. The capacitive touch panel includes a plurality of first direction electrode strings and second direction electrode strings. Each first direction electrode string has a plurality of first electrodes while each second direction electrode has a plurality of second electrodes. In order to reduce the lateral capacitance between adjacent electrodes, width of the first electrode is reduced from the middle to two sides of the electrode along a second direction. In addition, the first electrode has a perimeter surrounding itself. Each quarter of the perimeter of the first electrode facing the adjacent second electrode has a first slope change rate and a different second slope change rate.Type: GrantFiled: September 29, 2008Date of Patent: November 13, 2012Assignee: AU Optronics CorporationInventors: Tun-Chun Yang, Seok-Lyul Lee, Chih-Jen Hu
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Publication number: 20120264243Abstract: A flexible liquid crystal display panel and method for manufacturing the same are provided. The flexible liquid crystal display panel includes a rigid substrate, a flexible substrate and a liquid crystal layer disposed therebetween.Type: ApplicationFiled: June 29, 2012Publication date: October 18, 2012Applicant: AU OPTRONICS CORP.Inventors: Wei-Hung KUO, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Publication number: 20120169625Abstract: A fabrication method of a touch panel is provided. In the fabrication method, the two substrates are provided, and a plurality of touch units are formed on each of the substrates. A sealant and a plurality of first spacers are provided between the substrates, and the substrates are bonded through the sealant, so that the touch units are sealed between the substrates. The touch units and the first spacers are surrounded by the sealant. The substrates are thinned. The thinned substrates are cut into a plurality of sub-mounts separated from one another. Each of the sub-mounts has one of the touch units thereon.Type: ApplicationFiled: April 11, 2011Publication date: July 5, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Sheng-Chin Fan, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Publication number: 20120169628Abstract: A touch panel includes an insulating base, a plurality of first sensing electrodes, a plurality of second sensing electrodes and a plurality of third sensing electrodes. The insulating base has a first surface and a second surface. The first sensing electrodes and the second sensing electrodes are disposed on the first surface of the insulating base, and electrically isolated from each other. The third sensing electrodes are disposed on the second surface of the insulating base, and each third sensing electrode at least partially overlaps a portion of the first sensing electrodes and a portion of the second sensing electrodes.Type: ApplicationFiled: June 22, 2011Publication date: July 5, 2012Inventors: Wei-Hung Kuo, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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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: 20120073124Abstract: A method of fabricating a touch panel is provided. A substrate having a touch-sensing region and a peripheral region is provided. A touch-sensing circuit layer including first sensing series, second meshed metal sensing pads, and peripheral circuits is formed on the touch-sensing region of the substrate. An insulating layer having first contact windows and second contact windows is formed on the substrate to cover the touch-sensing circuit layer. The first contact windows expose a portion of the second meshed metal sensing pads. A transparent conductive layer including second transparent bridge lines and transparent contact pads is formed on the insulating layer located in the touch-sensing region of the substrate. Each second transparent bridge line is electrically connected to two adjacent second meshed metal sensing pads through two first contact windows. Each transparent contact pad is electrically connected to the corresponding peripheral circuit through the second contact window.Type: ApplicationFiled: December 31, 2010Publication date: March 29, 2012Applicant: Au Optronics CorporationInventors: Yu-Feng Chien, Zeng-De Chen, Tun-Chun Yang, Seok-Lyul Lee
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Patent number: 8142250Abstract: A method of forming a color filter touch sensing substrate integrates touch-sensing structures/elements of a touch panel into the inner side of the color filter substrate, which faces a thin film transistor substrate, and forms patterned assistant electrodes on the surfaces of the transparent sensing pads for decreasing the equivalent resistance of the touch-sensing structures/elements. Moreover, since an adjacent transparent conductive layer and an assistant electrode layer are patterned to form the transparent sensing pads and the patterned assistant electrodes, a simplified pattern-transferring process can be applied to the transparent sensing pads and the patterned assistant electrodes, or bridge structures can be formed from the assistant electrode layer for electrically connecting between some transparent sensing pads. Therefore, the forming process is simplified.Type: GrantFiled: September 27, 2011Date of Patent: March 27, 2012Assignee: AU Optronics Corp.Inventors: Yu-Feng Chien, Chau-Shiang Huang, Tun-Chun Yang, Seok-Lyul Lee
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Patent number: 8134527Abstract: A touch sensing color filter including a substrate, a black matrix, a color filter layer and a second sensing electrode layer is provided. The black matrix is disposed on the substrate to define a plurality of sub-pixel areas. The black matrix includes a first sensing electrode layer, and the first sensing electrode layer has a plurality of openings corresponding to the sub-pixel areas. The color filter layer includes a plurality of color filter units disposed in the sub-pixel areas respectively. The second sensing electrode layer is disposed on the substrate, and the second sensing electrode layer includes a plurality of sub patterns corresponding to the sub-pixel areas. A method for fabricating the touch sensing color filter and a display panel using the same are further provided.Type: GrantFiled: December 29, 2008Date of Patent: March 13, 2012Assignee: Au Optronics CorporationInventors: Yu-Feng Chien, Tun-Chun Yang, Seok-Lyul Lee, Chih-Jen Hu
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Publication number: 20120015464Abstract: A method of forming a color filter touch sensing substrate integrates touch-sensing structures/elements of a touch panel into the inner side of the color filter substrate, which faces a thin film transistor substrate, and forms patterned assistant electrodes on the surfaces of the transparent sensing pads for decreasing the equivalent resistance of the touch-sensing structures/elements. Moreover, since an adjacent transparent conductive layer and an assistant electrode layer are patterned to form the transparent sensing pads and the patterned assistant electrodes, a simplified pattern-transferring process can be applied to the transparent sensing pads and the patterned assistant electrodes, or bridge structures can be formed from the assistant electrode layer for electrically connecting between some transparent sensing pads. Therefore, the forming process is simplified.Type: ApplicationFiled: September 27, 2011Publication date: January 19, 2012Inventors: Yu-Feng Chien, Chau-Shiang Huang, Tun-Chun Yang, Seok-Lyul Lee
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Patent number: 8072554Abstract: A transflective liquid crystal display panel is disclosed. The transflective liquid crystal display panel includes an array substrate and a storage capacitor disposed on the array substrate. The array substrate includes a transmitting region, a capacitor region, and a transistor region. The storage capacitor preferably includes a first transparent conductive layer covering the transmitting region and the capacitor region, a dielectric layer disposed on the first transparent conductive layer, and a second transparent conductive layer disposed on the dielectric layer. A planarizing layer is disposed on the second transparent conductive layer, and a reflective layer is then disposed on the planarizing layer of the transistor region.Type: GrantFiled: August 12, 2008Date of Patent: December 6, 2011Assignee: AU Optronics Corp.Inventors: Tun-Chun Yang, Chih-Jen Hu
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Patent number: 8072566Abstract: A method of forming a transflective LCD panel is provided. The transflective LCD includes a substrate, a first polycrystalline silicon pattern disposed in a reflection region, a second polycrystalline silicon pattern disposed in a peripheral region, an insulating layer disposed on the first and second polycrystalline silicon pattern and the substrate, a gate electrode disposed in the reflection region, a common electrode disposed in the peripheral region, a first inter-layer dielectric disposed on the insulating layer, the gate electrode and the common electrode, a reflection electrode disposed on the first inter-layer dielectric, a second inter-layer dielectric disposed on the first inter-layer dielectric and the reflection electrode, and a transmission electrode disposed on the second inter-layer dielectric and electrically connected to the reflection electrode through an opening of the second inter-layer dielectric.Type: GrantFiled: September 10, 2010Date of Patent: December 6, 2011Assignee: AU Optronics Corp.Inventors: Yu-Cheng Chen, Tun-Chun Yang
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Patent number: 8052498Abstract: A method of forming a color filter touch sensing substrate integrates touch-sensing structures/elements of a touch panel into the inner side of the color filter substrate, which faces a thin film transistor substrate, and forms patterned assistant electrodes on the surfaces of the transparent sensing pads for decreasing the equivalent resistance of the touch-sensing structures/elements. Moreover, since an adjacent transparent conductive layer and an assistant electrode layer are patterned to form the transparent sensing pads and the patterned assistant electrodes, a simplified pattern-transferring process can be applied to the transparent sensing pads and the patterned assistant electrodes, or bridge structures can be formed from the assistant electrode layer for electrically connecting between some transparent sensing pads. Therefore, the forming process is simplified.Type: GrantFiled: April 15, 2009Date of Patent: November 8, 2011Assignee: AU Optronics Corp.Inventors: Yu-Feng Chien, Chau-Shiang Huang, Tun-Chun Yang, Seok-Lyul Lee
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Publication number: 20110254804Abstract: A touch display panel contains a display panel and a touch sensing array. The touch sensing array is disposed on the display panel, wherein the touch sensing array includes a plurality of first transparent sensing series, a plurality of second transparent sensing series, and a plurality of conductive repair marks. The first transparent sensing series are arranged along a first direction. Each of the first transparent sensing series includes a plurality of first transparent sensing pads electrically connected with each other; the second transparent sensing series are arranged along a second direction. Each of the second transparent sensing series includes a plurality of second transparent sensing pads electrically connected with each other, and each first transparent sensing pad is isolated from each second transparent sensing pad. The conductive repair marks are disposed corresponding to the first transparent sensing pads or the second transparent sensing pads.Type: ApplicationFiled: February 18, 2011Publication date: October 20, 2011Inventors: Wei-Hung Kuo, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Patent number: 8035782Abstract: A transflective LCD panel includes a substrate, a first polycrystalline silicon pattern disposed in a reflection region, a second polycrystalline silicon pattern disposed in a peripheral region, an insulating layer disposed on the first and second polycrystalline silicon pattern and the substrate, a gate electrode disposed on the insulating layer in the reflection region, a storage capacitor line disposed on the insulating layer in the peripheral region, a first inter-layer dielectric disposed on the insulating layer, the gate electrode and the storage capacitor line, a reflection electrode disposed on the first inter-layer dielectric, a second inter-layer dielectric disposed on the first inter-layer dielectric and the reflection electrode, and a transmission electrode disposed on the second inter-layer dielectric and electrically connected to the reflection electrode through an opening of the second inter-layer dielectric.Type: GrantFiled: December 11, 2008Date of Patent: October 11, 2011Assignee: AU Optronics Corp.Inventors: Yu-Cheng Chen, Tun-Chun Yang
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Publication number: 20110192657Abstract: In a capacitive touch panel having touch cells arranged in a two-dimensional array and defined by two coordinates, the present invention provides a third coordinate. In particular, the touch cells in a row are electrically connected a first sensing element and the touch cells in a column are electrically connected in a second sensing element. The first sensing elements can be arranged into two or more touch zones. Each of the touch zones has a zone sensing element for defining the zone coordinate. Some of the first sensing elements in one touch zone are electrically connected to the corresponding first sensing elements in the other touch zones in series. As such, the number of terminals connected to the first sensing elements can be reduced.Type: ApplicationFiled: February 10, 2010Publication date: August 11, 2011Inventors: Cheng-An Chen, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Patent number: 7986385Abstract: A liquid crystal display panel is provided. The LCD panel includes a first substrate, a second substrate parallel to the first substrate, and a liquid crystal layer disposed therebetween. The first substrate, having a plurality of sub-pixels, includes a first base, an array of switch units, a dielectric layer, and a reflective electrode. The switch units are disposed on the first substrate wherein a first switch unit of the array of switch units is located at one of the sub-pixels. The dielectric layer, formed on the array of switch units, has at least one contact. The dielectric layer has a rough structure with concave portions and convex portions. The convex portion has a height t, and a width d, as well as the side wall of the convex portion have a slant angle ?, wherein the width d, is not less than 2*t*cot?. The reflective electrode is disposed on the dielectric layer and electrically connected to the first switch unit through the contact.Type: GrantFiled: April 16, 2008Date of Patent: July 26, 2011Assignee: Au Optronics CorporationInventors: Tun-Chun Yang, Seok-Lyul Lee
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Patent number: 7982833Abstract: The present invention discloses a transflective liquid crystal display panel, which includes a first substrate, a second substrate and a liquid crystal layer sandwiched between the first and second substrates, so as to constitute a plurality of pixels each divided into a transmission region and a reflective region. Within the reflective region, a first common electrode layer formed on the first substrate corresponds to both of a second common electrode layer and a pixel electrode layer formed on the second substrate, wherein the pixel electrode layer is exposed from a plurality of apertures formed on the second common electrode layer. This varies distribution of the electric lines so as to control tilts of the liquid crystals in the reflective region. By the tilts, a total retardation change value achieved in the reflective region can gradually reach consistent with a total retardation change value achieved in the transmission region.Type: GrantFiled: July 22, 2008Date of Patent: July 19, 2011Assignee: AU Optronics Corp.Inventors: Tun-chun Yang, Seok-lyul Lee
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Publication number: 20110157071Abstract: A capacitive touch display panel includes a display panel, a touch sensing unit, and a plurality of floating gate type ESD protection devices. The touch sensing unit includes a plurality of first sensing pads and second sensing pads. Each floating gate type ESD protection device is disposed between two adjacent first sensing pads and between two adjacent second sensing pads. The two adjacent first sensing pads are electrically disconnected from each other, and the two adjacent second sensing pads are electrically disconnected from each other.Type: ApplicationFiled: April 26, 2010Publication date: June 30, 2011Inventors: Yen-Liang Huang, Wei-Hung Kuo, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang
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Publication number: 20110157084Abstract: A capacitive touch display panel includes a display panel, a touch sensing unit, and a plurality of diode ESD protection devices. The touch sensing unit includes a plurality of first sensing pads and second sensing pads. Each diode ESD protection device is disposed between two adjacent first sensing pads and between two adjacent second sensing pads. The two adjacent first sensing pads are electrically disconnected from each other, and the two adjacent second sensing pads are electrically disconnected from each other.Type: ApplicationFiled: February 24, 2011Publication date: June 30, 2011Inventors: Yen-Liang Huang, Wei-Hung Kuo, Chau-Shiang Huang, Tun-Chun Yang, Seok-Lyul Lee, Wei-Ming Huang