Patents by Inventor Zhengyuan Zhang
Zhengyuan Zhang 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: 11848062Abstract: A voltage control method and a voltage control circuit for an anti-fuse memory array, including: obtaining a storage data address, dividing the storage data address into multiple subdata addresses, decoding each subdata address to obtain a corresponding group of decoder output signals, converting the corresponding group of decoder output signals into a group of control signals by a corresponding group of high voltage converters; connecting multiple groups of data selectors in series, outputting selection voltages input to each group of data selectors to an anti-fuse unit under the control of the corresponding group of control signals; programming or reading an anti-fuse unit; the selection voltages include one of a programming selection voltage, a reading selection voltage, and a non-designated selection voltage. The present disclosure reduces the number of transistors and saves layout areas when the programming or reading operation is performed.Type: GrantFiled: September 1, 2020Date of Patent: December 19, 2023Assignee: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATIONInventors: Yan Wang, Peijian Zhang, Mingyuan Xu, Xian Chen, Feiyu Jiang, Xiyi Liao, Sheng Qiu, Zhengyuan Zhang, Ruzhang Li, Hequan Jiang, Yonghong Dai
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Publication number: 20230197178Abstract: A voltage control method and a voltage control circuit for an anti-fuse memory array, including: obtaining a storage data address, dividing the storage data address into multiple subdata addresses, decoding each subdata address to obtain a corresponding group of decoder output signals, converting the corresponding group of decoder output signals into a group of control signals by a corresponding group of high voltage converters; connecting multiple groups of data selectors in series, outputting selection voltages input to each group of data selectors to an anti-fuse unit under the control of the corresponding group of control signals; programming or reading an anti-fuse unit; the selection voltages include one of a programming selection voltage, a reading selection voltage, and a non-designated selection voltage. The present disclosure reduces the number of transistors and saves layout areas when the programming or reading operation is performed.Type: ApplicationFiled: September 1, 2020Publication date: June 22, 2023Applicant: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATIONInventors: Yan WANG, Peijian ZHANG, Mingyuan XU, Xian CHEN, Feiyu JIANG, Xiyi LIAO, Sheng QIU, Zhengyuan ZHANG, Ruzhang LI, Hequan JIANG, Yonghong DAI
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Patent number: 11233114Abstract: An organic light-emitting diode array substrate and manufacturing method thereof, and display apparatus are provided. The organic light-emitting diode array substrate includes: a base substrate; a first metal layer disposed on the base substrate; a first insulating layer disposed on a side of the first metal layer far away from the base substrate; a second metal layer disposed on a side of the first insulating layer far away from the base substrate; the first metal layer includes a first power line, and the second metal layer includes a second power line; the second power line is connected in parallel with the first power line through a first via hole which penetrates the first insulating layer.Type: GrantFiled: December 5, 2017Date of Patent: January 25, 2022Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Sheng Zhu, Zhengyuan Zhang, Peng Sui, Can Yuan, Xiaojun Zhuo, Tao Wang
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Patent number: 11217135Abstract: A scan driving circuit, a driving method, and a display device is provided. The scan driving circuit includes a first scan unit, a first scan line, a first control circuit, and a first switching circuit. The first scan unit includes a first output terminal configured to output a first scan signal. The first control circuit is connected to the first switching circuit, and the first control circuit is configured to control turn-on or turn-off of the first switching circuit under control of the first control signal. The first scan line is connected to the first output terminal through the first switching circuit, so that the first output terminal is electrically connected to the first scan line when the first switching circuit is turned on.Type: GrantFiled: May 16, 2018Date of Patent: January 4, 2022Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Sheng Zhu, Zhengyuan Zhang, Peng Sui, Can Yuan, Qiao Zhu, Qingqiao Jia, Pengcheng Yao
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Publication number: 20210233446Abstract: A scan driving circuit, a driving method, and a display device is provided. The scan driving circuit includes a first scan unit, a first scan line, a first control circuit, and a first switching circuit. The first scan unit includes a first output terminal configured to output a first scan signal. The first control circuit is connected to the first switching circuit, and the first control circuit is configured to control turn-on or turn-off of the first switching circuit under control of the first control signal. The first scan line is connected to the first output terminal through the first switching circuit, so that the first output terminal is electrically connected to the first scan line when the first switching circuit is turned on.Type: ApplicationFiled: May 16, 2018Publication date: July 29, 2021Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Sheng Zhu, Zhengyuan Zhang, Peng Sui, Can Yuan, Qiao Zhu, Qingqiao Jia, Pengcheng Yao
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Publication number: 20210210587Abstract: An organic light-emitting diode array substrate and manufacturing method thereof, and display apparatus are provided. The organic light-emitting diode array substrate includes: a base substrate; a first metal layer disposed on the base substrate; a first insulating layer disposed on a side of the first metal layer far away from the base substrate; a second metal layer disposed on a side of the first insulating layer far away from the base substrate; the first metal layer includes a first power line, and the second metal layer includes a second power line; the second power line is connected in parallel with the first power line through a first via hole which penetrates the first insulating layer.Type: ApplicationFiled: December 5, 2017Publication date: July 8, 2021Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Sheng Zhu, Zhengyuan Zhang, Peng Sui, Can Yuan, Xiaojun Zhuo, Tao Wang
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Patent number: 10989938Abstract: A jig for inspecting a display module, the display module including a display module body and a lug, the jig including a bottom plate and a cover plate, the cover plate operatively covering the bottom plate; the bottom plate being provided with a first flat portion and the cover plate being provided with a second flat portion, wherein the bottom plate is provided with a first concave portion surrounded by the first flat portion, and/or the cover plate provided with a second concave portion surrounded by the second flat portion, the first concave portion and/or the second concave portion form(s) a receiving area for the display module body, and the first flat portion and the second flat portion are configured to clamp the lug.Type: GrantFiled: April 13, 2018Date of Patent: April 27, 2021Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Faxin Qu, Zhengyuan Zhang, Yong Ding, Qingqiao Jia
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Patent number: 10910462Abstract: A display substrate, a method for manufacturing the same and a display device are provided. The display substrate includes a base substrate, first electrodes above the base substrate, and a light emitting layer disposed at a side of the first electrodes distal from the base substrate, the display substrate further includes signal lines extending in a first direction and fuse wires extending in a second direction, each fuse wire has a fusing point higher than that of the light emitting layer, the fuse wires are located at a side of the light emitting layer proximal to the base substrate and in contact with the light emitting layer, each fuse wire is electrically coupled to at least two signal lines, and an orthographic projection of at least one first electrode on the base substrate is located between orthographic projections of the at least two signal lines on the base substrate.Type: GrantFiled: September 20, 2019Date of Patent: February 2, 2021Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Sheng Zhu, Zhengyuan Zhang, Peng Sui, Can Yuan, Haitao Gong, Qingqiao Jia, Fei Liu, Xi Chen
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Patent number: 10872545Abstract: Provided are a detection method and apparatus for a display panel, a detection device and a storage medium. The method includes: providing a second data signal to a data input end, providing a second gate line scan signal to a gate electrode scan input end, and providing a power source signal to a power source end, wherein during an inputting process, the second data signal is at a first level, a level of the second gate line scan signal jumps from the first level to a second level, a level of the power source signal jumps from the first level to the second level, and the level of the second gate line scan signal jumps before the jumping of the level of the power source signal; acquiring a second voltage of each pixel electrode; and determining a faulty gate line according to the second voltage.Type: GrantFiled: August 7, 2018Date of Patent: December 22, 2020Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tao Wang, Zhidong Yuan, Sheng Zhu, Zhengyuan Zhang, Peng Sui, Jun Zhang, Qiao Zhu
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Publication number: 20200098845Abstract: A display substrate, a method for manufacturing the same and a display device are provided. The display substrate includes a base substrate, first electrodes above the base substrate, and a light emitting layer disposed at a side of the first electrodes distal from the base substrate, the display substrate further includes signal lines extending in a first direction and fuse wires extending in a second direction, each fuse wire has a fusing point higher than that of the light emitting layer, the fuse wires are located at a side of the light emitting layer proximal to the base substrate and in contact with the light emitting layer, each fuse wire is electrically coupled to at least two signal lines, and an orthographic projection of at least one first electrode on the base substrate is located between orthographic projections of the at least two signal lines on the base substrate.Type: ApplicationFiled: September 20, 2019Publication date: March 26, 2020Inventors: Sheng ZHU, Zhengyuan ZHANG, Peng SUI, Can YUAN, Haitao GONG, Qingqiao JIA, Fei LIU, Xi CHEN
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Patent number: 10457464Abstract: A cushion structure for use with a packaging case provides cushion and protection of an object. The cushion structure includes a first member and a second member. The first member is configured to snuggly receive the object; the second member is configured to be mounted onto a case body of the packaging case; and the first member and the second member are detachably coupled.Type: GrantFiled: May 20, 2016Date of Patent: October 29, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Chao Lv, Baoyong Nie, Zhiyu Qian, Zhengyuan Zhang, Yanping Li, Yong Sun, Jun Zhang, Long Yan, Zhiyuan Chen
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Publication number: 20190259317Abstract: Provided are a detection method and apparatus for a display panel, a detection device and a storage medium. The method includes: providing a second data signal to a data input end, providing a second gate line scan signal to a gate electrode scan input end, and providing a power source signal to a power source end, wherein during an inputting process, the second data signal is at a first level, a level of the second gate line scan signal jumps from the first level to a second level, a level of the power source signal jumps from the first level to the second level, and the level of the second gate line scan signal jumps before the jumping of the level of the power source signal; acquiring a second voltage of each pixel electrode; and determining a faulty gate line according to the second voltage.Type: ApplicationFiled: August 7, 2018Publication date: August 22, 2019Inventors: Tao Wang, Zhidong Yuan, Sheng Zhu, Zhengyuan Zhang, Peng Sui, Jun Zhang, Qiao Zhu
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Publication number: 20190196234Abstract: A jig for inspecting a display module, the display module including a display module body and a lug, the jig including a bottom plate and a cover plate, the cover plate operatively covering the bottom plate; the bottom plate being provided with a first flat portion and the cover plate being provided with a second flat portion, wherein the bottom plate is provided with a first concave portion surrounded by the first flat portion, and/or the cover plate provided with a second concave portion surrounded by the second flat portion, the first concave portion and/or the second concave portion form(s) a receiving area for the display module body, and the first flat portion and the second flat portion are configured to clamp the lug.Type: ApplicationFiled: April 13, 2018Publication date: June 27, 2019Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd .Inventors: Faxin Qu, Zhengyuan Zhang, Yong Ding, Qingqiao Jia
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Publication number: 20180201427Abstract: A cushion structure for use with a packaging case provides cushion and protection of an object. The cushion structure includes a first member and a second member. The first member is configured to snuggly receive the object; the second member is configured to be mounted onto a case body of the packaging case; and the first member and the second member are detachably coupled.Type: ApplicationFiled: May 20, 2016Publication date: July 19, 2018Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD .Inventors: Chao LV, Baoyong NIE, Zhiyu QIAN, Zhengyuan ZHANG, Yanping LI, Yong SUN, Jun ZHANG, Long YAN, Zhiyuan CHEN
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Patent number: 10018768Abstract: A light guide plate assembly comprising: a first substrate which is transparent and positioned on a light-emitting side of the light guide plate assembly; a second substrate which is disposed opposite to the first substrate; and a plurality of light modulation units which are disposed between the first substrate and the second substrate, wherein each of the light modulation units comprises: a first electrode which is disposed adjacent to the first substrate; a second electrode which is disposed adjacent to the second substrate, wherein the first electrode and the second electrode are configured to generate an electric field therebetween; and an electrophoretic capsule layer which is positioned between the first electrode and the second electrode and comprises an electrophoretic capsule containing white electrophoretic particles and black electrophoretic particles which are dispersed in transparent dispersing medium and are oppositely charged.Type: GrantFiled: April 28, 2016Date of Patent: July 10, 2018Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Heng Li, Zhiyu Qian, Zhengyuan Zhang, Lin Lin
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Patent number: 10018773Abstract: A backlight module includes: a first frame having a first portion parallel to the display substrate; and a first light shielding structure provided between the first portion and the display substrate, wherein a vertical projection of the first light shielding structure on a plane in which the display substrate is located at least partially overlaps with at least one substrate light shielding structure adjacent to an edge of the display substrate. An embodiment of the present invention further provides a display device including the backlight module described above.Type: GrantFiled: May 29, 2015Date of Patent: July 10, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yanping Li, Zhiyu Qian, Zhengyuan Zhang, Yiqiang Jiang, Yong Sun
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Patent number: 9891472Abstract: The disclosure provides a light guide plate, a backlight unit, a display device and a display control system. The light guide plate has a first operation state and a second operation state. In the first operation state, an upper surface of the light guide plate is a surface where light comes out, and in the second operation state, the upper surface of the light guide plate includes a light exiting region and a non-light exiting region. In the technical solution of the present disclosure, when the display device performs a regional displaying, the light guide plate operates in the second operation state, here the upper surface of the light guide plate includes the light exiting region and the non-light exiting region; light emitted by a light source finally comes out from the light exiting region of the light guide plate after reflections inside the light guide plate.Type: GrantFiled: September 9, 2015Date of Patent: February 13, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Long Yan, Lin Lin, Jun Zhang, Zhengyuan Zhang, Zhiyu Qian
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Patent number: 9826627Abstract: A flexible circuit board and a display apparatus are provided. The flexible circuit board comprises a substrate and a driver integrated circuit provided on the substrate. The flexible circuit board further comprises a support pad, the support pad is provided on at least one side of the driver integrated circuit in a first direction, and a height of the support pad is greater than a height of the driver integrated circuit. A distance between the support pad and the driver integrated circuit in the second direction is smaller than or equal to a width of the driver integrated circuit in a second direction. Directions in which two adjacent side edges of the driver integrated circuit are provided are respectively the first direction and the second direction.Type: GrantFiled: August 16, 2016Date of Patent: November 21, 2017Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Zhiyuan Chen, Zhengyuan Zhang, Chao Lv, Baoyong Nie
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Publication number: 20170196076Abstract: A flexible circuit board and a display apparatus are provided. The flexible circuit board comprises a substrate and a driver integrated circuit provided on the substrate. The flexible circuit board further comprises a support pad, the support pad is provided on at least one side of the driver integrated circuit in a first direction, and a height of the support pad is greater than a height of the driver integrated circuit. A distance between the support pad and the driver integrated circuit in the second direction is smaller than or equal to a width of the driver integrated circuit in a second direction. Directions in which two adjacent side edges of the driver integrated circuit are provided are respectively the first direction and the second direction.Type: ApplicationFiled: August 16, 2016Publication date: July 6, 2017Inventors: Zhiyuan Chen, Zhengyuan Zhang, Chao Lv, Baoyong Nie
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Publication number: 20170045796Abstract: The disclosure provides a light guide plate, a backlight unit, a display device and a display control system. The light guide plate has a first operation state and a second operation state. In the first operation state, an upper surface of the light guide plate is a surface where light comes out, and in the second operation state, the upper surface of the light guide plate includes a light exiting region and a non-light exiting region. In the technical solution of the present disclosure, when the display device performs a regional displaying, the light guide plate operates in the second operation state, here the upper surface of the light guide plate includes the light exiting region and the non-light exiting region; light emitted by a light source finally comes out from the light exiting region of the light guide plate after reflections inside the light guide plate.Type: ApplicationFiled: September 9, 2015Publication date: February 16, 2017Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD .Inventors: Long YAN, Lin LIN, Jun ZHANG, Zhengyuan ZHANG, Zhiyu QIAN