Patents by Inventor Chi-Ming Wu
Chi-Ming Wu 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: 20240094288Abstract: A circuit screening system including a target circuit under test receiving a first testing signal in a first period and a second testing signal in a second period; and a clock generating circuit providing a clock signal to the target circuit under test, the clock signal triggering the target circuit under test to receive the first testing signal in the first period and the second testing signal in the second period; the clock signal having a first profile and a second profile in the first period and the second period, respectively, and the first profile and the second profile having a phase difference.Type: ApplicationFiled: November 24, 2023Publication date: March 21, 2024Inventors: CHI-CHE WU, TSUNG-YANG HUNG, JIA-MING GUO, YI-NA FANG, MING-YIH WANG
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Patent number: 11921430Abstract: A lithography method to pattern a first semiconductor wafer is disclosed. An optical mask is positioned over the first semiconductor wafer. A first region of the first semiconductor wafer is patterned by directing light from a light source through transparent regions of the optical mask. A second region of the first semiconductor wafer is patterned by directing energy from an energy source to the second region, wherein the patterning of the second region comprises direct-beam writing.Type: GrantFiled: July 25, 2022Date of Patent: March 5, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITEDInventors: Tsiao-Chen Wu, Chi-Ming Yang, Hsu-Shui Liu
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Publication number: 20230282652Abstract: A display apparatus includes a wireless transmission unit and a display panel. The display panel includes a substrate, a plurality of pixel units and a signal line. The substrate includes a display region and a periphery region. The periphery region surrounds the display region. The pixel units are disposed on the display region. Each of the pixel units includes an active device and a pixel electrode. The active device is electrically connected to the pixel electrode. The signal line is on the periphery region. As viewed from a top view, the signal line has an annular shape having a gap and surrounds the display region.Type: ApplicationFiled: May 15, 2023Publication date: September 7, 2023Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN, Bo-Tsang HUANG, Wei-Yueh KU
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Patent number: 11695018Abstract: A display apparatus includes a wireless transmission unit and a display panel. The display panel includes a substrate, a plurality of pixel units and a signal line. The substrate includes a display region and a periphery region. The periphery region surrounds the display region. The pixel units are disposed on the display region. Each of the pixel units includes an active device and a pixel electrode. The active device is electrically connected to the pixel electrode. The signal line is on the periphery region. As viewed from a top view, the signal line has an annular shape having a gap and surrounds the display region.Type: GrantFiled: June 22, 2020Date of Patent: July 4, 2023Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Bo-Tsang Huang, Wei-Yueh Ku
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Patent number: 11615725Abstract: A display panel including horizontal signal lines, vertical signal lines intersecting the horizontal signal lines, first transmission lines and second transmission lines is provided. The horizontal signal lines are divided into a first horizontal signal line group and an adjacent second horizontal signal line group. Each of the first and second horizontal signal line groups includes N horizontal lines, wherein N is a positive integer. The first transmission lines are positioned at a first side of the vertical signal lines and respectively connected to the N horizontal signal lines in the first horizontal signal line group in a first tendency. The second transmission lines are positioned at a second, opposite side of the vertical signal lines and respectively connected to the N horizontal signal lines in the second horizontal signal line group in a second tendency. The first tendency is opposite to the second tendency.Type: GrantFiled: April 29, 2021Date of Patent: March 28, 2023Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Wei-Yueh Ku
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Patent number: 11551597Abstract: An electronic device including a substrate, a plurality of first signal lines, and a plurality of second signal lines is provided. The first signal lines are disposed on the substrate. Each of the first signal lines includes a first intersecting section and a first extending section. The first intersecting section each has a constant extending direction. The first intersecting section is connected to the first extending section, while the first intersecting section and the first extending section have different extending directions. The second signal lines are disposed on the substrate. Each of the second signal lines includes a second intersecting section. The second intersecting section each has a constant extending direction. The second signal lines intersect with the first signal lines to form a plurality of intersections on each of the first signal lines, and the intersections are located on the first intersecting sections.Type: GrantFiled: March 15, 2021Date of Patent: January 10, 2023Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Shu-Fen Tsai
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Patent number: 11521480Abstract: An intrusion detection apparatus and method thereof are provided. The intrusion detection apparatus includes a status detection device, a front-end signal processor, a delay device, and a signal sampler. The status detection device is configured to generate an indicating signal according to an opened status of the case. The front-end signal processor receives the indicating signal and performs a noise filtering function on the indicating signal so as to generate a processed indicating signal. The delay device delays the processed indicating signal to generate a delayed indicating signal. The signal sampler samples the processed indicating signal to generate a detection result according to the delayed indicating signal.Type: GrantFiled: August 27, 2021Date of Patent: December 6, 2022Assignee: Wiwynn CorporationInventors: Chi Ming Wu, Yu Shu Kao, Hsieh Ju Tsai, Ye Sheng Lin, Po Jung Lin
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Patent number: 11269234Abstract: A reflective display device includes a thin-film transistor (TFT) array substrate, a front panel laminate (FPL), a front protection sheet, a back protection sheet, a light blocking layer, and a light source. The front panel laminate is located on the TFT array substrate, and has a transparent conductive layer and a display medium layer. The display medium layer is located between the transparent conductive layer and the TFT array substrate. The front protection sheet is located on the front panel laminate. The back protection sheet is located below the TFT array substrate. The light blocking layer at least covers a lateral surface of the back protection sheet. The light source faces toward a lateral surface of the front panel laminate, a lateral surface of the TFT array substrate, and the lateral surface of the back protection sheet.Type: GrantFiled: July 24, 2019Date of Patent: March 8, 2022Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Cheng-Hsien Lin
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Patent number: 11227557Abstract: The present disclosure provides a display device. The display device includes a substrate, a pixel array, a circuit bridge structure, a first trace region, a second trace region, and a display film layer. The pixel array is located on the substrate. The circuit bridge structure is located at one side of the pixel array. The first trace region is located between the pixel array and a first side of the circuit bridge structure. The second trace region is located at a second side opposite to the first side. The display film layer is located on the pixel array, and an orthogonal projection of the display film layer on the substrate is spaced apart from an orthogonal projection of the circuit bridge structure on the substrate.Type: GrantFiled: November 19, 2020Date of Patent: January 18, 2022Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen
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Publication number: 20210375172Abstract: A display panel including horizontal signal lines, vertical signal lines intersecting the horizontal signal lines, first transmission lines and second transmission lines is provided. The horizontal signal lines are divided into a first horizontal signal line group and an adjacent second horizontal signal line group. Each of the first and second horizontal signal line groups includes N horizontal lines, wherein N is a positive integer. The first transmission lines are positioned at a first side of the vertical signal lines and respectively connected to the N horizontal signal lines in the first horizontal signal line group in a first tendency. The second transmission lines are positioned at a second, opposite side of the vertical signal lines and respectively connected to the N horizontal signal lines in the second horizontal signal line group in a second tendency. The first tendency is opposite to the second tendency.Type: ApplicationFiled: April 29, 2021Publication date: December 2, 2021Applicant: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Wei-Yueh Ku
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Publication number: 20210358371Abstract: An electronic device including a substrate, a plurality of first signal lines, and a plurality of second signal lines is provided. The first signal lines are disposed on the substrate. Each of the first signal lines includes a first intersecting section and a first extending section. The first intersecting section each has a constant extending direction. The first intersecting section is connected to the first extending section, while the first intersecting section and the first extending section have different extending directions. The second signal lines are disposed on the substrate. Each of the second signal lines includes a second intersecting section. The second intersecting section each has a constant extending direction. The second signal lines intersect with the first signal lines to form a plurality of intersections on each of the first signal lines, and the intersections are located on the first intersecting sections.Type: ApplicationFiled: March 15, 2021Publication date: November 18, 2021Applicant: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Shu-Fen Tsai
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Publication number: 20210150991Abstract: The present disclosure provides a display device. The display device includes a substrate, a pixel array, a circuit bridge structure, a first trace region, a second trace region, and a display film layer. The pixel array is located on the substrate. The circuit bridge structure is located at one side of the pixel array. The first trace region is located between the pixel array and a first side of the circuit bridge structure. The second trace region is located at a second side opposite to the first side. The display film layer is located on the pixel array, and an orthogonal projection of the display film layer on the substrate is spaced apart from an orthogonal projection of the circuit bridge structure on the substrate.Type: ApplicationFiled: November 19, 2020Publication date: May 20, 2021Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN
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Patent number: 10895680Abstract: A display device includes a display module and an optical film. The display module has a through hole. At least one optical film is located on the display module and has an alignment through hole aligned with the through hole and an alignment mark surrounding the alignment through hole.Type: GrantFiled: August 1, 2018Date of Patent: January 19, 2021Assignee: E Ink Holdings Inc.Inventors: Chi-Ming Wu, Yi-Ching Wang, Tsung-Chin Lin, Ching-Huan Liao
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Publication number: 20200411561Abstract: A display apparatus includes a wireless transmission unit and a display panel. The display panel includes a substrate, a plurality of pixel units and a signal line. The substrate includes a display region and a periphery region. The periphery region surrounds the display region. The pixel units are disposed on the display region. Each of the pixel units includes an active device and a pixel electrode. The active device is electrically connected to the pixel electrode. The signal line is on the periphery region. As viewed from a top view, the signal line has an annular shape having a gap and surrounds the display region.Type: ApplicationFiled: June 22, 2020Publication date: December 31, 2020Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN, Bo-Tsang HUANG, Wei-Yueh KU
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Patent number: 10743417Abstract: A method of manufacturing a flexible display device includes: forming an integrated circuit chip, a flexible printed circuit board and a frontplane laminate over a driving substrate; adhering a front protective layer over the frontplane laminate and the flexible printed circuit board, such that the front protective layer is in contact with the frontplane laminate, in which the front protective layer has a first opening corresponding to the integrated circuit chip; and filling a second adhesive into the first opening and covering an upper surface, a side surface or a combination thereof of the integrated circuit chip. A flexible display device is also provided.Type: GrantFiled: November 21, 2018Date of Patent: August 11, 2020Assignee: E Ink Holdings Inc.Inventors: Ta-Nien Luan, Chi-Ming Wu, Tsung-Chin Lin
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Publication number: 20200225551Abstract: A reflective display device includes a thin-film transistor (TFT) array substrate, a front panel laminate (FPL), a front protection sheet, a back protection sheet, a light blocking layer, and a light source. The front panel laminate is located on the TFT array substrate, and has a transparent conductive layer and a display medium layer. The display medium layer is located between the transparent conductive layer and the TFT array substrate. The front protection sheet is located on the front panel laminate. The back protection sheet is located below the TFT array substrate. The light blocking layer at least covers a lateral surface of the back protection sheet. The light source faces toward a lateral surface of the front panel laminate, a lateral surface of the TFT array substrate, and the lateral surface of the back protection sheet.Type: ApplicationFiled: July 24, 2019Publication date: July 16, 2020Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN, Cheng-Hsien LIN
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Patent number: 10707644Abstract: A laser diode device includes a laser diode component, a lens, a first carrying element, a driving chip and a second carrying element. The first carrying element receives the laser diode component and the lens. The second carrying element receives the driving chip and is disposed below the first carrying element to carry the first carrying element and electrically connected to the first carrying element.Type: GrantFiled: June 5, 2019Date of Patent: July 7, 2020Assignee: SHANGHAI ORIENT-CHIP TECHNOLOGY CO., LTD.Inventors: Jie Luo, Lien-Chuan Huang, Chi-Ming Wu
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Patent number: 10477691Abstract: A flexible display device includes a TFT array substrate, a flexible printed circuit board, a front panel laminate, a first protection sheet having a through hole, and waterproof glue. The flexible printed circuit board is disposed on an edge of a first surface of the TFT array substrate, and extends outward from the edge of the first surface. The front panel laminate is located on the first surface of the TFT array substrate. The first protection sheet covers the front panel laminate, the first surface of the TFT array substrate, and the flexible printed circuit board. A portion of the flexible printed circuit board and a portion of the TFT array substrate are located in the through hole. The waterproof glue is located in the through hole and covers the portion of the flexible printed circuit board and the portion of the TFT array substrate.Type: GrantFiled: September 28, 2018Date of Patent: November 12, 2019Assignee: E Ink Holdings Inc.Inventors: Chi-Ming Wu, Chih-Hua Cheng, Tsung-Chin Lin
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Publication number: 20190227223Abstract: A display device includes a display module and an optical film. The display module has a through hole. At least one optical film is located on the display module and has an alignment through hole aligned with the through hole and an alignment mark surrounding the alignment through hole.Type: ApplicationFiled: August 1, 2018Publication date: July 25, 2019Inventors: Chi-Ming WU, Yi-Ching WANG, Tsung-Chin LIN, Ching-Huan LIAO
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Patent number: 10340295Abstract: A flexible display device includes a substrate and a border unit. The substrate has a display area and a border area that surrounds the display area. The border unit is located in the border area and includes a first metal layer on the substrate, an insulation layer covering the first metal layer and the substrate, a second metal layer on the insulation layer, a protection layer covering the second metal layer and the insulation layer, a semiconductor layer between the insulation layer and the protection layer, a planarization layer covering the protection layer, and a third metal layer on the planarization layer. The third metal layer has a first part, a second part, and a third part that is between and physically connected to the first and second parts. A notch is defined by the first, second, and third parts.Type: GrantFiled: August 7, 2018Date of Patent: July 2, 2019Assignee: E Ink Holdings Inc.Inventors: Yi-Lung Wen, Jia-Hung Chen, Kuang-Heng Liang, Chi-Ming Wu