Patents by Inventor Cheng-Yen Yeh
Cheng-Yen Yeh 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: 20180329544Abstract: A in-cell touch display device includes first sensing lines, second sensing lines, first touch electrodes electrically connected to the first sensing lines respectively, second touch electrodes electrically connected to the second sensing lines respectively, first and second switches, and first and second touch testing pads. The first and second switches are disposed in a non-display area, in which the first switches have first terminals electrically connected to the first sensing lines, control terminals electrically connected to each other, and second terminals electrically connected to each other. The second switches have first terminals electrically connected to the second sensing lines, control terminals electrically connected to each other, and second terminals electrically connected to each other. The first touch testing pad is electrically connected to the second terminals of the first switches. The second touch testing pad is electrically connected to the second terminals of the second switches.Type: ApplicationFiled: January 3, 2018Publication date: November 15, 2018Inventor: Cheng-Yen YEH
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Patent number: 10088715Abstract: The in-cell touch display panel includes the following units. Multiple pixel regions are disposed in areas of the display area enclosed by gate lines that are intersected the data lines, in which each pixel region includes a pixel structure, and each pixel structure includes a pixel electrode. A common electrode includes multiple touch electrodes, in which each touch electrode corresponds to more than one pixel electrodes. A sub-common electrode is a portion of the touch electrode. The data lines and the sub-common electrodes are disposed on the same insulation layer. A metal connection structures is electrically connected to two adjacent ones of the sub-common electrodes along the second direction. The metal connection structure and the data lines are formed by different metal layers.Type: GrantFiled: December 11, 2017Date of Patent: October 2, 2018Assignees: HannStar Display (Nanjing) Corporation, HannStar Display CorporationInventor: Cheng-Yen Yeh
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Publication number: 20180188584Abstract: The in-cell touch display panel has a display area and a non-display area. Display IC bounding pads and touch pads are disposed in the non-display area. A touch electrode corresponds to more than one pixel structures. A touch sensing line is electrically connected to the touch electrode and one of the touch pads. A data line is electrically connected to a thin film transistor and one of the display pads. At least one of the display pads is disposed between two of the touch pads, and at least one of the touch pads is disposed between two of the display pads.Type: ApplicationFiled: November 9, 2017Publication date: July 5, 2018Inventor: Cheng-Yen YEH
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Publication number: 20180188601Abstract: A reflective liquid crystal display panel including a plurality of pixel units is provided. Each pixel unit includes first and second substrates, one first signal line, four second signal lines, a liquid crystal layer, a first pixel structure, a second pixel structure, a third pixel structure and a fourth pixel structure. The first and second signal lines are disposed on the first substrate. The first, second, third, and fourth pixel structures are electrically connected to one of the four second signal lines respectively and electrically connected to the first signal line, where the first, second, third, and fourth pixel structures respectively include an active component and a reflective pixel electrode electrically connected to the active component, and a reflection area ratio of the first, second, third, and fourth pixel structures is one of 1:2:4:8 and 2:1:4:8. The second substrate is located opposite to the first substrate.Type: ApplicationFiled: April 24, 2017Publication date: July 5, 2018Applicant: HannStar Display CorporationInventors: Ming-Chang Yu, Cheng-Yen Yeh, Chen-Hao Su
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Publication number: 20180188867Abstract: The in-cell touch display panel has a display area and a non-display area. Multiple pixel structures are disposed in the display area. Transparent conductive layers, metal layers, and first to fourth insulation layers are disposed in the pixel structures. The thickness of the third insulation layer is greater than or equal to that of the second insulation layer. The thickness of the third insulation layer is 1.2 or more times of that of the fourth insulation layer. The thickness of the third insulation layer is greater than or equal to 5000 ?. The sum of the thickness of the third insulation layer and the thickness of the fourth insulation layer is greater than or equal to 7000 ?.Type: ApplicationFiled: December 11, 2017Publication date: July 5, 2018Inventor: Cheng-Yen YEH
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Publication number: 20180188614Abstract: The in-cell touch display panel includes the following units. Multiple pixel regions are disposed in areas of the display area enclosed by gate lines that are intersected the data lines, in which each pixel region includes a pixel structure, and each pixel structure includes a pixel electrode. A common electrode includes multiple touch electrodes, in which each touch electrode corresponds to more than one pixel electrodes. A sub-common electrode is a portion of the touch electrode. The data lines and the sub-common electrodes are disposed on the same insulation layer. A metal connection structures is electrically connected to two adjacent ones of the sub-common electrodes along the second direction. The metal connection structure and the data lines are formed by different metal layers.Type: ApplicationFiled: December 11, 2017Publication date: July 5, 2018Inventor: Cheng-Yen YEH
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Publication number: 20180145089Abstract: A reflective LCD panel includes a plurality of pixel units, each of which includes: first and second substrates, first and second scan lines, first and second data lines, a liquid crystal layer, and first, second, third, and fourth pixel structures. The first and second scan lines and the first and second data lines are disposed on the first substrate. Each of the first, second, third, and fourth pixel structures is electrically connected to one of the first and second scan lines and one of the first and second data lines, respectively. The first, second, third, and fourth pixel structures respectively include: an active component and a reflective pixel electrode electrically connected to the active component, and a reflective area ratio of the first, second, third, and fourth pixel structures is 1:2:4:8 or 2:1:4:8. Here, 16 gray scales may be displayed for achieving better visual effects.Type: ApplicationFiled: June 30, 2017Publication date: May 24, 2018Applicant: HannStar Display CorporationInventors: Ming-Chang Yu, Cheng-Yen Yeh, Chen-Hao Su, Yu-Chen Liu
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Publication number: 20180108677Abstract: The display panel includes a first substrate, first signal lines, second signal lines, third signal lines, thin film transistors, pixel electrodes, and at least one driving circuit. The first signal lines respectively intersect with the second signal lines to define multiple pixel regions. At least one of the pixel regions has one of the third signal lines diposed therein. The second signal lines and the third signal lines are electrically connected to the at least one driving circuit. Each of the first signal lines is electrically connected to one of the gate and the source of at least one of the thin film transistors. Each of the second signal lines is electrically connected to the other one of the gate and the source of at least one of the thin film transistors. Each of the third signal lines is electrically connected to one of the first signal lines.Type: ApplicationFiled: June 21, 2017Publication date: April 19, 2018Inventor: Cheng-Yen YEH
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Patent number: 9932729Abstract: A control handle module includes a flush handle, a first lever and a second lever. The flush handle has an extension. The first lever is secured on the extension. The first lever includes a body section, a fixing portion and a pivot base. The pivot base has an arcuate periphery which is provided with a first stop rib and a second stop rib. The second lever has a first shank and a second shank. The second shank has a resting face and a pivot ear. The pivot ear is pivotally connected with the pivot base. The resting face rests on the first stop rib or the second stop rib.Type: GrantFiled: February 2, 2017Date of Patent: April 3, 2018Assignee: Alexander Yeh Industry Co., Ltd.Inventor: Cheng-Yen Yeh
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Publication number: 20180004341Abstract: A touch display apparatus including a display panel and multiple touch electrodes disposed on the display panel is provided. The display panel has a plurality of pixel regions. Each of the pixel regions is arranged with a first pixel pitch Ppx along a first direction. Each of the pixel regions is arranged with a second pixel pitch Ppy along a second direction. Each touch electrode has a plurality of touch patterns. Each of the touch patterns is arranged with a first touch pitch Ptx along the first direction. Each of the touch patterns includes a plurality of bent segments connected to each other. Each of the bent segments is arranged with a second touch pitch Pty along the second direction.Type: ApplicationFiled: October 14, 2016Publication date: January 4, 2018Applicant: HannStar Display CorporationInventors: Cheng-Yen Yeh, Yu-Chen Liu, Hsing-Ying Lee, Yu-Cheng Lin
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Publication number: 20170315395Abstract: A capacitive touch display panel includes sensing electrode columns and sensing electrode signal wire groups. Each of the sensing electrode columns includes sensing electrodes. The sensing electrode signal wire groups are electrically connected to the sensing electrode columns, in which each of the sensing electrode signal wire groups consists of at least one first sub-signal wire group and at least one second sub-signal wire group, in which the first sub-signal wire group includes N sensing electrode signal wires, and the second sub-signal wire group includes N+1 sensing electrode signal wires, N is a positive integer. Consequently, the capacitive touch display panel of the present invention can improve the active load balance and the optical characteristics of the capacitive touch display panel.Type: ApplicationFiled: April 28, 2017Publication date: November 2, 2017Inventor: Cheng-Yen YEH
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Publication number: 20170309644Abstract: The display device includes a display area, a non-display area, pixel structures, gate lines, data lines, first fan-out conductive lines, second fan-out conductive lines and a driving circuit. The shape of the display area is non-rectangular. The pixel structures, the gate lines and the data lines are disposed in the display area. The first fan-out conductive lines are disposed in the non-display area, and are coupled to the gate lines. The second fan-out conductive lines are disposed in the non-display area, and are coupled to the data lines. The driving circuit is coupled to the first fan-out conductive lines and the second fan-out conductive lines. The first fan-out conductive lines and the second fan-out conductive lines are formed in at least three different conductive layers.Type: ApplicationFiled: May 26, 2016Publication date: October 26, 2017Inventor: Cheng-Yen YEH
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Publication number: 20150085205Abstract: A touch panel includes a substrate, a plurality of first conductive elements, and a plurality of second conductive elements. Each of the first conductive elements includes a plurality of first conductive patterns and a plurality of first connection portions alternately connected with each other. The first conductive elements and the second conductive elements are intersected with each other and electrically insulated. Each of the second conductive elements includes a plurality of intersection portions respectively intersected with the first connection portions of each of the first conductive elements. A linewidth of the intersection portions is W1, and 100 ?m<W1?300 ?m.Type: ApplicationFiled: September 23, 2014Publication date: March 26, 2015Applicant: WINTEK CORPORATIONInventors: Kuo-Hsing Chen, Chung-Hsien Li, Cheng-Yen Yeh, Yu-Ting Chen, Chen-Hao Su, Siang-Lin Huang
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Publication number: 20140347319Abstract: A touch panel, having a center region and a peripheral region disposed on at least one side of the center region, includes a first electrode. The first electrode includes a plurality of first sub-electrodes and a plurality of second sub-electrode. The first sub-electrodes are disposed in the center region, and the second sub-electrodes are disposed on the peripheral region. A pattern density of the second sub-electrodes in the peripheral region is higher than a pattern density of the first sub-electrodes in the center region.Type: ApplicationFiled: May 21, 2014Publication date: November 27, 2014Applicant: WINTEK CORPORATIONInventors: Tzu-Ling Lin, Kuo-Hsing Chen, Chen-Hao Su, Cheng-Yen Yeh, Yu-Ting Chen, Chin-Chang Liu, Kuo-Chang Su
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Publication number: 20140346027Abstract: A touch panel, having a viewing region and a peripheral region adjacent to at least one edge of the viewing region, includes a plurality of first axis electrodes, a plurality of second axis electrodes, and a plurality of first traces. The first axis electrodes are disposed in the viewing region and extend along a first direction. The second axis electrodes are disposed in the viewing region and extend along a second direction. The first direction is not parallel to the second direction. The first traces are at least partially disposed in the viewing region. Each of the first traces is electrically connected to at least one of the first axis electrodes. The first traces extend from the viewing region to the peripheral region.Type: ApplicationFiled: May 20, 2014Publication date: November 27, 2014Applicant: WINTEK CORPORATIONInventors: Cho-Yu Li, Hsiu-Lin Chan, Cheng-Yen Yeh, Yu-Ting Chen, Kuo-Chang Su
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Patent number: 8890156Abstract: An active device and an active device array substrate are provided, wherein the active device array substrate includes a substrate and a plurality of active devices being located on the substrate, and at least one of the active devices includes a first thin film transistor and a second thin film transistor. The first thin film transistor is located on the substrate and has a first channel layer. The second thin film transistor stacks on the first thin film transistor, wherein the second thin film transistor has a second channel layer. The first thin film transistor and the second thin film transistor share a common gate electrode and the common gate electrode is located between the first channel layer and the second channel layer.Type: GrantFiled: March 13, 2013Date of Patent: November 18, 2014Assignees: Donnguan Masstop Liquid Crystal Display Co., Ltd., Wintek CorporationInventors: Cheng-Yen Yeh, Yu-Ting Chen
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Publication number: 20140293163Abstract: A touch panel including a carrier component, a plurality of first electrode series and a plurality of second electrode series is provided. Each first electrode series includes a plurality of first electrodes connected in series in a first direction. Each second electrode series includes a plurality of second electrodes connected in series in a second direction. In a unit sensing area arbitrarily selected on the touch panel, a ratio of the unit sensing area occupied by each of the first electrodes to the unit sensing area occupied by each of the second electrodes is 1:1.2 to 1:1.4, wherein a length and a width of the unit sensing area are equal to pitches of the first electrodes in the first direction and the second direction respectively.Type: ApplicationFiled: April 1, 2014Publication date: October 2, 2014Applicants: WINTEK CORPORATION, WINTEK (CHINA) TECHNOLOGY LTD.Inventors: Tai Ju, Cheng-Yen Yeh, Kuo-Chang Su, Yu-Ting Chen
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Publication number: 20140184951Abstract: A touch display device includes a cover substrate, a display panel, a plurality of first touch electrodes, a plurality of first connecting pads, and a first conductive adhesive material. A visible region and a peripheral region adjacent to at least one side of the visible region are defined on the cover substrate. The display panel includes an upper substrate and an array substrate. The upper substrate is disposed between the cover substrate and the array substrate. The first touch electrodes are disposed in the visible region and the first connecting pads are disposed in the peripheral region. Each first connecting pad is electrically connected to the corresponding first touch electrode. The first conductive adhesive material is disposed between the cover substrate and the array substrate so as to electrically connect the first connecting pads and the array substrate.Type: ApplicationFiled: December 26, 2013Publication date: July 3, 2014Applicant: WINTEK CORPORATIONInventors: Cheng-Yen Yeh, Yu-Ting Chen, Chen-Hao Su, Kuo-Chang Su
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Publication number: 20140152915Abstract: A touch panel includes a substrate, a plurality of first and second conductive series, and a plurality of first and second auxiliary electrodes. The first and the second conductive series are disposed alternately on the substrate and located on a light-transmission area of the substrate. A portion of each of the first and second conductive series extends to a peripheral area of the substrate. The first and the second auxiliary electrodes are disposed on the peripheral area. The first auxiliary electrodes connect to the portion of the first conductive series extending to the peripheral area and generate capacitive sensing with the portion of the second conductive series located on the peripheral area. The second auxiliary electrodes connect to the portion of the second conductive series extending to the peripheral area and generate capacitive sensing with the portion of the first conductive series located on the peripheral area.Type: ApplicationFiled: November 28, 2013Publication date: June 5, 2014Applicant: WINTEK CORPORATIONInventors: Chia-Ching Lu, Kuo-Chang Su, Chen-Hao Su, Cheng-Yen Yeh, Yu-Ting Chen
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Publication number: 20130301195Abstract: A touch display device includes a display panel, a plurality of first sensing-series and a plurality of second sensing-series. The display panel includes a first substrate, a second substrate, a plurality of pixel structures and the display medium located between the first substrate and the second substrate. The first sensing-series are on the first substrate. The second sensing-series are on the second substrate.Type: ApplicationFiled: May 9, 2013Publication date: November 14, 2013Applicant: WINTEK CORPORATIONInventors: Cheng-Yen Yeh, Yu-Ting Chen, Chen-Hao Su