Patents by Inventor Kuo-Hsing Cheng
Kuo-Hsing Cheng 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: 20230209709Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes a substrate, an active element, a driving circuit element, a first connection circuit, a second connection circuit and a conductive connector. The substrate has a first surface and a second surface opposite to the first surface. The active element is disposed on the first surface. The driving circuit element is disposed on the second surface and is overlapped with the active element. The first connection circuit is disposed on the first surface and is connected to the active element. The second connection circuit is disposed on the second surface and is connected to the driving circuit element. The conductive connector penetrates through the substrate and two ends of the conductive connector are electrically connected to the first connection circuit and the second connection circuit, respectively.Type: ApplicationFiled: November 2, 2022Publication date: June 29, 2023Applicant: E Ink Holdings Inc.Inventors: Yi Jiun Wu, Wen-Chung Tang, Yung-Sheng Chang, Cheng-Hao Lee, Yu-Lin Hsu, Kuo-Hsing Cheng
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Patent number: 10921677Abstract: A flexible electronic device has a display region and a package region surrounding the display region. The flexible electronic device includes a substrate, a first protection film, a first adhesive layer, a display medium layer, and a flexible auxiliary layer. The first protection film is disposed to be opposite to the substrate. The first adhesive layer is disposed between the substrate and the first protection film, and at least located within the package region. The display medium layer is disposed between the substrate and the first protection film, and located within the display region. The flexible auxiliary layer is disposed on a surface of the first protection film, and located within the package region, wherein the flexible auxiliary layer overlaps the first adhesive layer in a thickness direction.Type: GrantFiled: October 25, 2018Date of Patent: February 16, 2021Assignee: E Ink Holdings Inc.Inventors: Yi-Sheng Lin, Chia-Chun Yeh, Kuo-Hsing Cheng, Hsing-Kai Wang
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Patent number: 10448527Abstract: A foldable display device includes a display panel having two flat portions and a bend portion between the two flat portions; a hinge substantially aligned with and beneath the bend portion of the display panel; a plurality of slidable platforms between the hinge and a bottom surface of the bend portion of the display panel; and a repeatable adhering component between one of the slidable platforms and the bottom surface of the bend portion of the display panel, wherein the repeatable adhering component comprises a self-adhesive pad or a weak adhesive.Type: GrantFiled: June 25, 2018Date of Patent: October 15, 2019Assignee: E Ink Holdings Inc.Inventors: Yi-Sheng Lin, Chia-Chun Yeh, Kuo-Hsing Cheng
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Patent number: 10418390Abstract: A pixel array substrate including a substrate, first signal lines, second signal lines, third signal lines, and active devices is provided. The first signal lines, the second signal lines, the third signal lines, and the active devices are disposed on the substrate. Each of the first signal lines has a jumper wire bridge structure which includes a first line and a second line disposed on the same film layer, and a third line disposed on another film layer. The second signal lines intersect the first signal lines and the third signal lines. Each of the second signal lines is electrically connected to one of the first signal lines. Each active device is electrically connected to one second signal line and one third signal line.Type: GrantFiled: July 5, 2018Date of Patent: September 17, 2019Assignee: E Ink Holdings Inc.Inventors: Yu-Wen Chen, Kuo-Hsing Cheng, Chun-Yu Lu, Yu-Chieh Hung
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Patent number: 10388700Abstract: An electronic device package includes a carrying board, an electronic device, a first insulating layer, and a barrier layer. The carrying board includes a central area, an inner edge area, and an outer edge area. The inner edge area is located between the central area and the outer edge area. The electronic device is located in the central area. The first insulating layer is located on the carrying board and overlapped with the electronic device and extends from the central area to the inner edge area. The barrier layer is located on the carrying board. Here, the barrier layer includes a sidewall contact portion and an extending portion. The sidewall contact portion surrounds a side surface of the first insulating layer, and the extending portion extends from the sidewall contact portion to the outer edge area in a direction away from the first insulating layer.Type: GrantFiled: May 23, 2017Date of Patent: August 20, 2019Assignee: E Ink Holdings Inc.Inventors: Kuo-Yen Chang, Chia-Chun Yeh, Kuo-Hsing Cheng, Hsing-Yi Wu
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Patent number: 10373548Abstract: A pixel structure includes data lines disposed along a first direction, scan lines disposed along a second direction and pixel units periodically disposed along the first and the second directions. In a first pixel unit, a first switch element is coupled to a first scan line and a first data line, the second switch element is coupled to the first scan line, and a third switch element is coupled to the first scan line. In a second pixel unit, a fourth switch element is coupled to a second scan line, the first data line and the second switch element, and a fifth switch element is electrically coupled to the second scan line and the third switch element. In a third pixel unit, a sixth switch element is coupled to a third scan line, the first data line and the fifth switch element.Type: GrantFiled: September 20, 2017Date of Patent: August 6, 2019Assignee: E Ink Holdings Inc.Inventors: Chia-Chun Yeh, Kuo-Hsing Cheng, Kuo-Yen Chang, Hsing-Yi Wu
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Patent number: 10361225Abstract: An active device array structure including a substrate including a first region and a second region, and first signal lines, second signal lines, third signal lines, and active devices disposed on the substrate is provided. A bending degree of the first region is greater than that of the second region. The first signal lines and the second signal lines cross through the first region and the second region. Each first signal line includes a first multi-segments structure located in the first region. Each first multi-segments structure includes first segments connected in parallel. An extending direction of the third signal lines is intersected with the first signal lines and the second signal lines. Each third signal line is electrically connected to one first signal line. The active devices are electrically connected to the second and the third signal lines, or the first and the third signal lines.Type: GrantFiled: May 1, 2018Date of Patent: July 23, 2019Assignee: E Ink Holdings Inc.Inventors: Chun-Yu Lu, Kuo-Hsing Cheng
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Publication number: 20190129271Abstract: A flexible electronic device has a display region and a package region surrounding the display region. The flexible electronic device includes a substrate, a first protection film, a first adhesive layer, a display medium layer, and a flexible auxiliary layer. The first protection film is disposed to be opposite to the substrate. The first adhesive layer is disposed between the substrate and the first protection film, and at least located within the package region. The display medium layer is disposed between the substrate and the first protection film, and located within the display region. The flexible auxiliary layer is disposed on a surface of the first protection film, and located within the package region, wherein the flexible auxiliary layer overlaps the first adhesive layer in a thickness direction.Type: ApplicationFiled: October 25, 2018Publication date: May 2, 2019Applicant: E Ink Holdings Inc.Inventors: Yi-Sheng Lin, Chia-Chun Yeh, Kuo-Hsing Cheng, Hsing-Kai Wang
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Publication number: 20190027510Abstract: A pixel array substrate including a substrate, first signal lines, second signal lines, third signal lines, and active devices is provided. The first signal lines, the second signal lines, the third signal lines, and the active devices are disposed on the substrate. Each of the first signal lines has a jumper wire bridge structure which includes a first line and a second line disposed on the same film layer, and a third line disposed on another film layer. The second signal lines intersect the first signal lines and the third signal lines. Each of the second signal lines is electrically connected to one of the first signal lines. Each active device is electrically connected to one second signal line and one third signal line.Type: ApplicationFiled: July 5, 2018Publication date: January 24, 2019Applicant: E Ink Holdings Inc.Inventors: Yu-Wen Chen, Kuo-Hsing Cheng, Chun-Yu Lu, Yu-Chieh Hung
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Patent number: 10188004Abstract: A foldable display device includes a holding structure and a flexible display panel. The holding structure includes a soft outer housing, a first inner housing, a second inner housing, a first supporting stage, a second supporting stage, a first hinge, a first spring element, a second hinge, and a second spring element. The first hinge is connected to a same side of the first inner housing and the first supporting stage. The first spring element is connected to another same side of the first inner housing and the first supporting stage. The second hinge is connected to a same side of the second inner housing and the second supporting stage. The second spring element is connected to another same side of the second inner housing and the second supporting stage. The flexible display panel is located on the first and second supporting stages.Type: GrantFiled: September 19, 2017Date of Patent: January 22, 2019Assignee: E Ink Holdings Inc.Inventors: Chia-Chun Yeh, Kuo-Hsing Cheng, Yi-Sheng Lin
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Publication number: 20190014674Abstract: A foldable display device includes a display panel having two flat portions and a bend portion between the two flat portions; a hinge substantially aligned with and beneath the bend portion of the display panel; a plurality of slidable platforms between the hinge and a bottom surface of the bend portion of the display panel; and a repeatable adhering component between one of the slidable platforms and the bottom surface of the bend portion of the display panel, wherein the repeatable adhering component comprises a self-adhesive pad or a weak adhesive.Type: ApplicationFiled: June 25, 2018Publication date: January 10, 2019Inventors: Yi-Sheng LIN, Chia-Chun YEH, Kuo-Hsing CHENG
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Publication number: 20180323219Abstract: An active device array structure including a substrate including a first region and a second region, and first signal lines, second signal lines, third signal lines, and active devices disposed on the substrate is provided. A bending degree of the first region is greater than that of the second region. The first signal lines and the second signal lines cross through the first region and the second region. Each first signal line includes a first multi-segments structure located in the first region. Each first multi-segments structure includes first segments connected in parallel. An extending direction of the third signal lines is intersected with the first signal lines and the second signal lines. Each third signal line is electrically connected to one first signal line. The active devices are electrically connected to the second and the third signal lines, or the first and the third signal lines.Type: ApplicationFiled: May 1, 2018Publication date: November 8, 2018Applicant: E Ink Holdings Inc.Inventors: Chun-Yu Lu, Kuo-Hsing Cheng
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Patent number: 10028395Abstract: A foldable display device includes a holding structure and a flexible display panel. The holding structure includes a housing, a first supporting stage, a second supporting stage, a supporting element, and a first flexible element. A third portion of the housing is pivotally connected to a first portion and a second portion of the housing. The third portion of the housing has an accommodating space. The first supporting stage is located on the first portion of the housing. The second supporting stage is located on the second portion of the housing. A gap is formed between the portion of the second supporting stage and the portion of the first supporting stage. The supporting element is located in the accommodating space. Two ends of the first flexible element are respectively connected to the supporting element and the third portion of the housing.Type: GrantFiled: September 22, 2017Date of Patent: July 17, 2018Assignee: E Ink Holdings Inc.Inventors: Yu-Wen Chen, Kuo-Hsing Cheng, Chun-Yu Lu, Yu-Chieh Hung
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Publication number: 20180160553Abstract: A foldable display device includes a holding structure and a flexible display panel. The holding structure includes a soft outer housing, a first inner housing, a second inner housing, a first supporting stage, a second supporting stage, a first hinge, a first spring element, a second hinge, and a second spring element. The first hinge is connected to a same side of the first inner housing and the first supporting stage. The first spring element is connected to another same side of the first inner housing and the first supporting stage. The second hinge is connected to a same side of the second inner housing and the second supporting stage. The second spring element is connected to another same side of the second inner housing and the second supporting stage. The flexible display panel is located on the first and second supporting stages.Type: ApplicationFiled: September 19, 2017Publication date: June 7, 2018Inventors: Chia-Chun YEH, Kuo-Hsing CHENG, Yi-Sheng LIN
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Publication number: 20180146560Abstract: A foldable display device includes a holding structure and a flexible display panel. The holding structure includes a housing, a first supporting stage, a second supporting stage, a supporting element, and a first flexible element. A third portion of the housing is pivotally connected to a first portion and a second portion of the housing. The third portion of the housing has an accommodating space. The first supporting stage is located on the first portion of the housing. The second supporting stage is located on the second portion of the housing. A gap is formed between the portion of the second supporting stage and the portion of the first supporting stage. The supporting element is located in the accommodating space. Two ends of the first flexible element are respectively connected to the supporting element and the third portion of the housing.Type: ApplicationFiled: September 22, 2017Publication date: May 24, 2018Inventors: Yu-Wen CHEN, Kuo-Hsing CHENG, Chun-Yu LU, Yu-Chieh HUNG
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Publication number: 20180137802Abstract: A pixel structure includes data lines disposed along a first direction, scan lines disposed along a second direction and pixel units periodically disposed along the first and the second directions. In a first pixel unit, a first switch element is coupled to a first scan line and a first data line, the second switch element is coupled to the first scan line, and a third switch element is coupled to the first scan line. In a second pixel unit, a fourth switch element is coupled to a second scan line, the first data line and the second switch element, and a fifth switch element is electrically coupled to the second scan line and the third switch element. In a third pixel unit, a sixth switch element is coupled to a third scan line, the first data line and the fifth switch element.Type: ApplicationFiled: September 20, 2017Publication date: May 17, 2018Inventors: Chia-Chun YEH, Kuo-Hsing CHENG, Kuo-Yen CHANG, Hsing-Yi WU
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Patent number: 9898152Abstract: A capacitive touch panel and a display device using the capacitive touch panel are provided. The capacitive touch panel includes a first electrode layer, a second electrode layer, and a dielectric layer disposed between two layers. The first electrode layer has a plurality of first A electrode strings and first B electrode strings extended along a first direction. The first A electrode string and the first B electrode string respectively has a plurality of first direction electrodes. The second electrode layer has a plurality of second direction electrodes connected in series along a second direction. The first A and B electrode strings are disconnected in the first electrode layer while they are simultaneously detected for presence of signal variation.Type: GrantFiled: September 21, 2015Date of Patent: February 20, 2018Assignee: AU OPTRONICS CORPORATIONInventors: Tun-Chun Yang, Seok-Lyul Lee, Chih-Jen Hu, Kuo-Hsing Cheng, Yao-Jen Hsieh, Mei-Sheng Ma, Hsin-Hung Lee, Yuan-Chun Wu, Chun-Huai Li
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Publication number: 20180026078Abstract: An electronic device package includes a carrying board, an electronic device, a first insulating layer, and a barrier layer. The carrying board includes a central area, an inner edge area, and an outer edge area. The inner edge area is located between the central area and the outer edge area. The electronic device is located in the central area. The first insulating layer is located on the carrying board and overlapped with the electronic device and extends from the central area to the inner edge area. The barrier layer is located on the carrying board. Here, the barrier layer includes a sidewall contact portion and an extending portion. The sidewall contact portion surrounds a side surface of the first insulating layer, and the extending portion extends from the sidewall contact portion to the outer edge area in a direction away from the first insulating layer.Type: ApplicationFiled: May 23, 2017Publication date: January 25, 2018Applicant: E Ink Holdings Inc.Inventors: Kuo-Yen Chang, Chia-Chun Yeh, Kuo-Hsing Cheng, Hsing-Yi Wu
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Publication number: 20160011697Abstract: A capacitive touch panel and a display device using the capacitive touch panel are provided. The capacitive touch panel includes a first electrode layer, a second electrode layer, and a dielectric layer disposed between two layers. The first electrode layer has a plurality of first A electrode strings and first B electrode strings extended along a first direction. The first A electrode string and the first B electrode string respectively has a plurality of first direction electrodes. The second electrode layer has a plurality of second direction electrodes connected in series along a second direction. The first A and B electrode strings are disconnected in the first electrode layer while they are simultaneously detected for presence of signal variation.Type: ApplicationFiled: September 21, 2015Publication date: January 14, 2016Inventors: Tun-Chun Yang, Seok-Lyul Lee, Chih-Jen Hu, Kuo-Hsing Cheng, Yao-Jen Hsieh, Mei-Sheng Ma, Hsin-Hung Lee, Yuan-Chun Wu, Chun-Huai Li
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Patent number: 9202426Abstract: A driving method of a display unit includes: executing a first display procedure, for displaying a first frame on a display unit of the display driving circuit, and executing a counting mechanism; determining, if a second display procedure for displaying a second frame on the display unit is confirmed to be executed, whether or not a counting value of the counting mechanism is larger than a predetermined value; sequentially executing a specific display procedure and the second display procedure if the counting value is larger than the predetermined value; and directly executing the second display procedure if the counting value is equal to or smaller than the predetermined value. A display driving circuit applicable to be used by the display unit is also provided.Type: GrantFiled: September 13, 2012Date of Patent: December 1, 2015Assignee: AU OPTRONICS CORP.Inventors: Feng-Sheng Lin, Chun-Chi Lai, Kuo-Hsing Cheng