Patents by Inventor Cheng-Hsing Lin
Cheng-Hsing Lin 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: 20250111821Abstract: A display apparatus is provided. The display apparatus includes a display module and multiple light-emitting driving circuits. Each of the light-emitting driving circuits includes a timing control circuit and a driving circuit. The timing control circuit receives multiple clock signals and a previous light-emitting timing signal to provide a light-emitting timing signal and an internal voltage. The driving circuit receives a first phase signal among multiple phase signals and the internal voltage to provide a light-emitting driving signal to the display module based on the first phase signal and the internal voltage. The phase signals all present disabled levels during a vertical blank period.Type: ApplicationFiled: July 16, 2024Publication date: April 3, 2025Applicant: AUO CorporationInventors: Che-Chia Chang, Che-Wei Tung, En-Chih Liu, Yu-Chieh Kuo, Mei-Yi Li, Ming-Hung Chuang, Yu-Hsun Chiu, Chen-Chi Lin, Cheng-Hsing Lin, Shu-Wen Tzeng, Jui-Chi Lo, Ming-Yang Deng
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Publication number: 20250095557Abstract: A scanning drive circuit includes: a start-up circuit, activated based on a start-up signal or a previous stage output signal to pre-charge a first internal node; a logic gate operating based on the start-up signal or the previous stage output signal and a first output signal to control a second voltage at a second internal node; a pull-down circuit determining whether to pull down a first voltage of the first internal node based on the second voltage of the second internal node; and a plurality of output circuits pre-charging a third internal node based on the first voltage of the first internal node and generating a plurality of output signals based on a scanning clock signal or a plurality of clock signals, and further determining whether to pull down the output signals based on the second voltage of the second internal node.Type: ApplicationFiled: August 7, 2024Publication date: March 20, 2025Inventor: Cheng-Hsing LIN
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Patent number: 12175906Abstract: A display device and a driving method thereof are provided. In the display device, a display panel has multiple first pixel rows and multiple second pixel rows arranged alternately. In a first time interval, a first gate driver sequentially drives the first pixel rows using a first driving method. In a second time interval, a second gate driver sequentially drives the second pixel rows using the first driving method. In a third time interval, a third gate driver sequentially drives the first pixel rows using a second driving method. In a fourth time interval, a fourth gate driver sequentially drives the second pixel rows using the second driving method. One of the first driving method and the second driving method is a pulse amplitude modulation driving method, and the other of the first driving method and the second driving method is a pulse width modulation driving method.Type: GrantFiled: September 14, 2023Date of Patent: December 24, 2024Assignee: AUO CorporationInventors: Che-Chia Chang, Cheng-Hsing Lin, Ming-Hsien Lee, Chia-En Wu, Shu-Han Chang, Chun-Shiang Dai, Ming-Hung Chuang, Che-Wei Tung
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Publication number: 20240412673Abstract: A display device and a driving method thereof are provided. In the display device, a display panel has multiple first pixel rows and multiple second pixel rows arranged alternately. In a first time interval, a first gate driver sequentially drives the first pixel rows using a first driving method. In a second time interval, a second gate driver sequentially drives the second pixel rows using the first driving method. In a third time interval, a third gate driver sequentially drives the first pixel rows using a second driving method. In a fourth time interval, a fourth gate driver sequentially drives the second pixel rows using the second driving method. One of the first driving method and the second driving method is a pulse amplitude modulation driving method, and the other of the first driving method and the second driving method is a pulse width modulation driving method.Type: ApplicationFiled: September 14, 2023Publication date: December 12, 2024Applicant: AUO CorporationInventors: Che-Chia Chang, Cheng-Hsing Lin, Ming-Hsien Lee, Chia-En Wu, Shu-Han Chang, Chun-Shiang Dai, Ming-Hung Chuang, Che-Wei Tung
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Patent number: 11881140Abstract: A display panel is provided. The display panel includes a display array and a plurality of shift registers. The display array is disposed in an active region. The shift registers are disposed in the active region, and configured to drive the display panel. Each shift register is divided into a plurality of sub-circuits including a first sub-circuit and a second sub-circuit. The first sub-circuit is disposed in a first column of the display array. All first sub-circuits disposed in the first column are coupled to at least one global signal line. The second sub-circuit is disposed in a second column of the display array. The second sub-circuit disposed in the second column are serially coupled as at least one string through a plurality of jump signal lines.Type: GrantFiled: December 28, 2022Date of Patent: January 23, 2024Assignee: AUO CorporationInventor: Cheng-Hsing Lin
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Patent number: 11450137Abstract: A display device adapted to perform in-screen fingerprint identification is provided. The display device includes a plurality of sub-pixel circuits, a plurality of light sensing circuit stages, and a plurality of sensing drive lines. The light sensing circuit stages correspond to the sub-pixel circuits. The sensing drive lines drive the light sensing circuit stages sequentially. In a first time interval, a first sensing drive line among the sensing drive lines provides a first sensing drive signal to a qth light sensing circuit stage and a latter light sensing circuit stage among the light sensing circuit stages. In the first time interval, the qth light sensing circuit stage performs a light sensing reset operation according to the first sensing drive signal, and the latter light sensing circuit stage performs a light sensing write operation according to the first sensing drive signal.Type: GrantFiled: January 27, 2021Date of Patent: September 20, 2022Assignee: Au Optronics CorporationInventors: Ming-Yao Chen, Cheng-Hsing Lin, Shu-Wen Tzeng, Hsin-Lin Hu, Jui-Chi Lo
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Publication number: 20220115418Abstract: A photo sensor element, including a substrate, a first electrode, a second electrode, and a photosensitive layer, is provided. The first electrode is located on the substrate and has multiple first openings. The second electrode overlaps the first electrode and the first openings. The photosensitive layer is sandwiched between the first electrode and the second electrode, and overlaps the first electrode and the second electrode.Type: ApplicationFiled: April 19, 2021Publication date: April 14, 2022Applicant: Au Optronics CorporationInventors: Cheng-Hsing Lin, Shu-Wen Tzeng
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Publication number: 20220036030Abstract: A display device adapted to perform in-screen fingerprint identification is provided. The display device includes a plurality of sub-pixel circuits, a plurality of light sensing circuit stages, and a plurality of sensing drive lines. The light sensing circuit stages correspond to the sub-pixel circuits. The sensing drive lines drive the light sensing circuit stages sequentially. In a first time interval, a first sensing drive line among the sensing drive lines provides a first sensing drive signal to a qth light sensing circuit stage and a latter light sensing circuit stage among the light sensing circuit stages. In the first time interval, the qth light sensing circuit stage performs a light sensing reset operation according to the first sensing drive signal, and the latter light sensing circuit stage performs a light sensing write operation according to the first sensing drive signal.Type: ApplicationFiled: January 27, 2021Publication date: February 3, 2022Applicant: Au Optronics CorporationInventors: Ming-Yao Chen, Cheng-Hsing Lin, Shu-Wen Tzeng, Hsin-Lin Hu, Jui-Chi Lo
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Patent number: 11222579Abstract: A shift register circuit includes a first dummy shift register, a second dummy shift register, multiple shift registers, multiple module selection switches, and multiple output selectors. The shift registers are connected in series between the first dummy shift register and the second dummy shift register, and are divided into a plurality of shift register groups. The module selection switches jointly receive a module selection signal, and are respectively coupled between the first dummy shift register and the shift register groups or between the shift register groups. The output selectors are respectively coupled between an output terminal of the corresponding one of the first dummy shift register, the shift registers, and the second dummy shift register, and a display panel and a fingerprint sensor module.Type: GrantFiled: April 26, 2021Date of Patent: January 11, 2022Assignee: Au Optronics CorporationInventors: Cheng-Hsing Lin, Shu-Wen Tzeng, Jui-Chi Lo
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Patent number: 10921631Abstract: A display device includes a display module, a lens module and a transparent cover. The display module is provided with a lens area and a display area disposed outside the lens area. The display module is provided with a prism layer surrounding the lens area. The lens module is disposed in the lens area. The transparent cover covers the display module.Type: GrantFiled: October 8, 2019Date of Patent: February 16, 2021Assignee: Au Optronics CorporationInventors: Cheng-Hsing Lin, Yen-Hua Lo, Hsin-Chun Huang
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Publication number: 20200326583Abstract: A display device includes a display module, a lens module and a transparent cover. The display module is provided with a lens area and a display area disposed outside the lens area. The display module is provided with a prism layer surrounding the lens area. The lens module is disposed in the lens area. The transparent cover covers the display module.Type: ApplicationFiled: October 8, 2019Publication date: October 15, 2020Applicant: Au Optronics CorporationInventors: Cheng-Hsing Lin, Yen-Hua Lo, Hsin-Chun Huang
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Patent number: 10459592Abstract: A touch apparatus including a first touch electrode and a second touch electrode is provided. The first touch electrode has first conductive lines constituting a mesh pattern. The second touch electrode has second conductive lines constituting a mesh pattern. The first touch electrode crosses over the second touch electrode to form an interlacing region of the first touch electrode and the second touch electrode. The first conductive lines of the first touch electrode and the second conductive lines of the second touch electrode form M interlacing points within the interlacing region. The first conductive lines of the first touch electrode have N openings within the interlacing region. M and N are positive integers and satisfy: 5 ? % ? ( N M + N ) × 100 ? % ? 50 ? % .Type: GrantFiled: February 26, 2018Date of Patent: October 29, 2019Assignee: Au Optronics CorporationInventors: Cheng-An Tai, Cheng-Hsing Lin, Yu-Feng Chien
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Publication number: 20190163301Abstract: A touch apparatus including a first touch electrode and a second touch electrode is provided. The first touch electrode has first conductive lines constituting a mesh pattern. The second touch electrode has second conductive lines constituting a mesh pattern. The first touch electrode crosses over the second touch electrode to form an interlacing region of the first touch electrode and the second touch electrode. The first conductive lines of the first touch electrode and the second conductive lines of the second touch electrode form M interlacing points within the interlacing region. The first conductive lines of the first touch electrode have N openings within the interlacing region. M and N are positive integers and satisfy: 5 ? % ? ( N M + N ) × 100 ? % ? 50 ? % .Type: ApplicationFiled: February 26, 2018Publication date: May 30, 2019Applicant: Au Optronics CorporationInventors: Cheng-An Tai, Cheng-Hsing Lin, Yu-Feng Chien
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Publication number: 20180107300Abstract: A touch display panel and a driving method thereof are provided. The touch display panel has a first electrode layer, a second electrode layer, a third electrode layer, a first dielectric layer, a second dielectric layer and an active layer. The first electrode layer is positioned between the first electrode layer and the second electrode layer. The second dielectric layer has a flexible material. The touch display panel performs touching point detection via the first electrode layer and the second electrode layer and performs touching force detection via the second electrode layer and the third electrode layer. Within durations without performing the touching force detection, a common voltage for driving pixels of the touch display panel is provided to the third electrode layer.Type: ApplicationFiled: October 5, 2017Publication date: April 19, 2018Inventors: Cheng-Hsing LIN, Wei-Hung Kuo
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Patent number: 9158343Abstract: A touch panel includes a substrate, a first patterned conductive layer, a patterned passivation layer, and a second patterned conductive layer. The first patterned conductive layer is located on the substrate, and the first patterned conductive layer includes a plurality of first sensing pads and a plurality of second sensing pads, wherein a gap is formed between adjacent first and second sensing pads. The patterned passivation layer is located on the first patterned conductive layer, and the patterned passivation layer covers the gap and exposes at least a portion of each first sensing pad and at least a portion of each second sensing pad. The second patterned conductive layer is located on the patterned passivation layer.Type: GrantFiled: August 22, 2013Date of Patent: October 13, 2015Assignee: Au Optronics CorporationInventors: Cheng-Hsing Lin, Kuo-Hua Lan, Wei-Hung Kuo, Shih-Po Chou
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Patent number: 8911097Abstract: A display device includes a substrate, a light shielding layer, at least one fading pattern and a display module. The display module is disposed on the substrate and has a display area. The light shielding layer is disposed on a periphery of the substrate and has a first side and a second side, wherein the first side is opposite to the second side. The at least one fading pattern is disposed on the substrate, is adjacent to at least one side of the first side and the second side of the light shielding layer, and does not overlap the display area of the display module. Each fading pattern includes N light transmissible areas, the N light transmissible areas are adjacent to each other, and transmittances of the N light transmissible areas are different from each other, wherein N is a positive integer larger than one.Type: GrantFiled: May 15, 2013Date of Patent: December 16, 2014Assignee: AU Optronics Corp.Inventors: Wen-Ching Sung, Chien-Wei Chen, Cheng-Hsing Lin, Yu-Ying Tang, Wei-Hung Kuo, Shih-Po Chou
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Publication number: 20140340592Abstract: A touch panel includes a substrate, a first patterned conductive layer, a patterned passivation layer, and a second patterned conductive layer. The first patterned conductive layer is located on the substrate, and the first patterned conductive layer includes a plurality of first sensing pads and a plurality of second sensing pads, wherein a gap is formed between adjacent first and second sensing pads. The patterned passivation layer is located on the first patterned conductive layer, and the patterned passivation layer covers the gap and exposes at least a portion of each first sensing pad and at least a portion of each second sensing pad. The second patterned conductive layer is located on the patterned passivation layer.Type: ApplicationFiled: August 22, 2013Publication date: November 20, 2014Applicant: Au Optronics CorporationInventors: Cheng-Hsing Lin, Kuo-Hua Lan, Wei-Hung Kuo, Shih-Po Chou
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Publication number: 20140133046Abstract: A display device includes a substrate, a light shielding layer, at least one fading pattern and a display module. The display module is disposed on the substrate and has a display area. The light shielding layer is disposed on a periphery of the substrate and has a first side and a second side, wherein the first side is opposite to the second side. The at least one fading pattern is disposed on the substrate, is adjacent to at least one side of the first side and the second side of the light shielding layer, and does not overlap the display area of the display module. Each fading pattern includes N light transmissible areas, the N light transmissible areas are adjacent to each other, and transmittances of the N light transmissible areas are different from each other, wherein N is a positive integer larger than one.Type: ApplicationFiled: May 15, 2013Publication date: May 15, 2014Applicant: AU Optronics Corp.Inventors: Wen-Ching Sung, Chien-Wei Chen, Cheng-Hsing Lin, Yu-Ying Tang, Wei-Hung Kuo, Shih-Po Chou
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Publication number: 20130293508Abstract: A touch panel capable of assembling to a casing assembly having a conductive protrusion is provided. The touch panel includes a substrate, a decoration pattern layer, a touch sensing device, a reflective protecting electrode, an electrostatic discharge protecting device, a plurality of signal connecting lines, an insulating layer and a protection layer. The decoration pattern layer is located in a periphery region of the substrate and overlapped with the reflective protecting electrode. The electrostatic discharge protecting device is connected to the touch sensing device and the reflective protecting electrode to transmit electrostatic charges to the reflective protecting electrode. The signal connecting lines are overlapped with the decoration pattern layer and electrically connected to the touch sensing device.Type: ApplicationFiled: August 31, 2012Publication date: November 7, 2013Applicant: AU OPTRONICS CORPORATIONInventors: Cheng-Hsing Lin, Wei-Hung Kuo, Shih-Po Chou, Yen-Heng Huang
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Publication number: 20130217251Abstract: A cable connector has a hollow housing, an input cap, an output cap, a wire separating base, a cable sealing assembly and a wire sealing assembly. The hollow housing has an input end and an output end. The input cap is mounted on the input end of the housing. The output cap is mounted on the output end of the housing so as to define a sealed space between the housing, the input cap and the output cap to hold the wire separating base, the cable sealing assembly and the wire sealing assembly inside. The wire separating base is mounted in the housing and has a first end and a second end. The cable sealing assembly is connected to the first end of the wire separating base. The wire sealing assembly is connected to the second end of the wire separating base.Type: ApplicationFiled: February 21, 2012Publication date: August 22, 2013Applicant: ASIA TAI TECHNOLOGY CO., LTD.Inventor: CHENG-HSING LIN