Patents by Inventor ZENGJIAN JIN
ZENGJIAN JIN 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: 20240130174Abstract: The present invention discloses a display panel and a display device. The display panel includes a gate driver circuit and a plurality of driving wires. By disposing gate driver circuits with different distribution density in non-bending frame regions and adjusting corresponding driving wires wired from an output end of the gate driver circuit to a bending displaying region, normal driving of the bending displaying region can be achieved and simultaneously damages to the gate driver circuit during folding can be mitigated or obviated.Type: ApplicationFiled: February 25, 2021Publication date: April 18, 2024Inventors: Ningning ZHOU, Yanan WANG, Zengjian JIN, Rui JU, Jihui LI, Qiaoya ZHANG, Zhenbo SONG, Tengfei GE
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Publication number: 20240111388Abstract: The present application provides a touch panel and a touch device. The touch panel comprises first channels and third channels that extend in a first direction and are arranged side by side. By reducing a distance between the third channel and the adjacent first channel, a touch sensing amount of the third channel is increased, and touch operations have improved accuracy and linearity in an edge area.Type: ApplicationFiled: December 4, 2023Publication date: April 4, 2024Inventors: Houfu GONG, Zengjian JIN, Leilei LUO, Yanan WANG, Yalong MA
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Patent number: 11942461Abstract: A bezel-less display panel, a display device, and a spliced display device are disclosed. The bezel-less display panel includes a first display area, a second display area around the first display area, and a third display area around the second display area. The third display area is not provided with a subpixel driving thin-film transistor. Some of driving thin-film transistors in the second display area are connected to light-emitting subpixels in the third display area through a plurality of metal lines.Type: GrantFiled: September 11, 2020Date of Patent: March 26, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Wu Zheng, Zengjian Jin
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Patent number: 11935467Abstract: An OLED display panel is provided. The OLED display panel includes a plurality of sub-pixels arranged in an array and a plurality of pixel drive circuits for driving the sub-pixels. At least one of the pixel drive circuits comprises a reset module, a data signal input module, a storage module, a light emitting device, and a drive module. The drive module drives a first light emitting device and a second light emitting device to emit light in a first display stage, and drives the first light emitting device to emit light in a second display stage, whereas the second light emitting device does not emit light.Type: GrantFiled: September 15, 2020Date of Patent: March 19, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Zengjian Jin
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Publication number: 20240061528Abstract: A touch display panel and method for measuring touch points are provided. The coordinate of each of touch points located in a first sub-display region and a second sub-display region can be measured by a first touch chip and a second touch chip respectively. When it is necessary to use the coordinates of the touch points located in the second sub-display region for joint calculation for obtaining the coordinates of the touch points located in the first sub-display region, the data can all be obtained through the first touch chip. When it is necessary to use the coordinates of the touch points located in the first sub-display region for joint calculation for obtaining the coordinates of the touch points located in the second sub-display region, the data can all be obtained through the second touch chip, thereby ensuring the unity of data sources, and increasing data accuracy.Type: ApplicationFiled: November 30, 2021Publication date: February 22, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGIES CO., LTD.Inventors: Zengjian JIN, Yalong MA
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Publication number: 20240028146Abstract: Embodiments of the present disclosure provide a display panel and a display device, the display panel forms multiplexing electrodes on a common electrode layer, and the multiplexing electrodes can transmit a common signal and a touch signal, a function of the common electrodes and a touch function are realized, parasitic capacitances between the touch electrodes and the common electrodes are eliminated, and the display effect and the touch effect are improved, and by using the power management chip to connect to the multiplexing electrodes, the signal input to the multiplexing electrode can be realized, and a function of the multiplexing electrodes can be realized.Type: ApplicationFiled: September 18, 2021Publication date: January 25, 2024Applicants: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Houfu Gong, Yalong Ma, Zengjian Jin
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Publication number: 20240019961Abstract: A touch panel and a touch driving method are provided. The touch panel includes a touch sensing unit set, wherein the touch sensing unit set includes touch sensing units; a driving signal line set, wherein the driving signal set includes driving signal lines, and one of the driving signal lines is electrically connected to one of the touch sensing units; and a touch circuit corresponding to the driving signal line set, wherein the touch circuit includes a plurality of thin film transistors (TFT), gates of the thin film transistors are connected to each other, sources/drains of the thin film transistors are connected to each other, and the drain/source of the thin film transistors is electrically connected to one of the driving signal lines.Type: ApplicationFiled: September 3, 2021Publication date: January 18, 2024Applicants: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Yanan WANG, Yalong MA, Zengjian JIN
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Patent number: 11868572Abstract: The present application provides a touch panel and a touch device. The touch panel comprises first channels and third channels that extend in a first direction and are arranged side by side. By reducing a distance between the third channel and the adjacent first channel, a touch sensing amount of the third channel is increased, and touch operations have improved accuracy and linearity in an edge area.Type: GrantFiled: December 20, 2021Date of Patent: January 9, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Houfu Gong, Zengjian Jin, Leilei Luo, Yanan Wang, Yalong Ma
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Publication number: 20240006394Abstract: A bezel-less display panel, a display device, and a spliced display device are disclosed. The bezel-less display panel includes a first display area, a second display area around the first display area, and a third display area around the second display area. The third display area is not provided with a subpixel driving thin-film transistor. Some of driving thin-film transistors in the second display area are connected to light-emitting subpixels in the third display area through a plurality of metal lines.Type: ApplicationFiled: September 11, 2020Publication date: January 4, 2024Inventors: Wu ZHENG, Zengjian JIN
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Patent number: 11714455Abstract: A flexible display panel, a display device, and a method for controlling display of the display device are provided. The display device includes the flexible display panel. The flexible display panel is a longitudinal foldable screen. A first display part and a second display part are disposed along a longitudinal direction of the flexible display panel. An upper surface of the first display part is configured to display images. The second display part and the first display part are disposed in one body, and the second display part is foldably connected to a top edge of the first display part.Type: GrantFiled: August 31, 2020Date of Patent: August 1, 2023Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Zengjian Jin
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Publication number: 20230185412Abstract: The present application provides a touch panel and a touch device. The touch panel comprises first channels and third channels that extend in a first direction and are arranged side by side. By reducing a distance between the third channel and the adjacent first channel, a touch sensing amount of the third channel is increased, and touch operations have improved accuracy and linearity in an edge area.Type: ApplicationFiled: December 20, 2021Publication date: June 15, 2023Inventors: Houfu GONG, Zengjian JIN, Leilei LUO, Yanan WANG, Yalong MA
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Patent number: 11501677Abstract: The present application provides a display module, a driving method thereof, and a display device. The display module comprises: a display panel comprising at least two display areas; a detection module configured to detect a fold state of the display panel; and a driving chip module comprising one-to-one correspondence with the display area and drive its display drive chip; a gating module configured to control connection or disconnection of a line where the gating module is located; a control platform configured to output control instructions. Alleviate the problem of excessive power consumption in existing folding display devices.Type: GrantFiled: June 22, 2020Date of Patent: November 15, 2022Inventors: Zengjian Jin, Fuchih Chang, Qibing Dai
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Publication number: 20220319414Abstract: A pixel driving circuit, a display panel, and a driving method thereof are provided. The pixel driving circuit includes a first transistor T1, a second transistor T2, a storage capacitor Cst, a low frame rate compensation capacitor unit, and an organic light-emitting device OLED.Type: ApplicationFiled: August 26, 2020Publication date: October 6, 2022Inventors: Zengjian JIN, Qibing DAI, Fuchih CHANG, Wu ZHENG
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Publication number: 20220308628Abstract: A flexible display panel, a display device, and a method for controlling display of the display device are provided. The display device includes the flexible display panel. The flexible display panel is a longitudinal foldable screen. A first display part and a second display part are disposed along a longitudinal direction of the flexible display panel. An upper surface of the first display part is configured to display images. The second display part and the first display part are disposed in one body, and the second display part is foldably connected to a top edge of the first display part.Type: ApplicationFiled: August 31, 2020Publication date: September 29, 2022Inventor: Zengjian JIN
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Publication number: 20220310008Abstract: An OLED display panel is provided. The OLED display panel includes a plurality of sub-pixels arranged in an array and a plurality of pixel drive circuits for driving the sub-pixels. At least one of the pixel drive circuits comprises a reset module, a data signal input module, a storage module, a light emitting device, and a drive module. The drive module drives a first light emitting device and a second light emitting device to emit light in a first display stage, and drives the first light emitting device to emit light in a second display stage, whereas the second light emitting device does not emit light.Type: ApplicationFiled: September 15, 2020Publication date: September 29, 2022Inventor: Zengjian JIN
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Patent number: 11425832Abstract: A display device is provided, which includes at least two display parts and at least one bending part. The bending part is disposed between two adjacent display parts. When the bending part is bent, the display parts are located on different planes. The display parts can be hidden on different planes by bending of the bending part. Meanwhile, controlling the two display parts by a same driving chip also reduces complication of the system, which solves a technical problem of current display devices being not conducive to hiding independent display of the display panel.Type: GrantFiled: June 30, 2020Date of Patent: August 23, 2022Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Zengjian Jin
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Publication number: 20220189361Abstract: The present application provides a display module, a driving method thereof, and a display device. The display module comprises: a display panel comprising at least two display areas; a detection module configured to detect a fold state of the display panel; and a driving chip module comprising one-to-one correspondence with the display area and drive its display drive chip; a gating module configured to control connection or disconnection of a line where the gating module is located; a control platform configured to output control instructions. Alleviate the problem of excessive power consumption in existing folding display devices.Type: ApplicationFiled: June 22, 2020Publication date: June 16, 2022Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Zengjian JIN, Fuchih CHANG, Qibing DAI
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Publication number: 20220141980Abstract: A display device is provided, which includes at least two display parts and at least one bending part. The bending part is disposed between two adjacent display parts. When the bending part is bent, the display parts are located on different planes. The display parts can be hidden on different planes by bending of the bending part. Meanwhile, controlling the two display parts by a same driving chip also reduces complication of the system, which solves a technical problem of current display devices being not conducive to hiding independent display of the display panel.Type: ApplicationFiled: June 30, 2020Publication date: May 5, 2022Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Zengjian JIN
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Patent number: 9904065Abstract: A refractive lens for displaying three-dimensional images (3D) comprises a first substrate, a second substrate, and a refractive layer configured between the first substrate and the second substrate and configured as a plurality of lens units of the refractive lens. The refractive lens is capable of being coupled to a first display panel having a pixel unit pitch A and a second display panel having a pixel unit pitch B to display the 3D images, the pixel unit pitch A being different from the pixel unit pitch B. Each lens unit of the refractive lens has an equal length p, and p is a common multiple of 2*A and 2*B. Each lens unit of the refractive lens is driven by a same driving voltage.Type: GrantFiled: February 23, 2016Date of Patent: February 27, 2018Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Zengjian Jin, Chao Dai, Yu Zong, Hongmin Zhang, Hongkun Xiang
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Publication number: 20170192243Abstract: The present disclosure provides a refractive lens for displaying 3D images and capable of being coupled to a plurality of display panels having different pixel unit pitches, including at least a first display panel having a pixel unit pitch A and a second display panel having a pixel unit pitch B. The refractive lens includes a first substrate, a second substrate, and a refractive layer configured between the first substrate and the second substrate and configured as a plurality of lens units based on the different pixel unit pitches. Each lens unit has equal length of a common multiple of at least 2A and 2B. Each lens unit is driven by same driving voltages.Type: ApplicationFiled: February 23, 2016Publication date: July 6, 2017Inventors: ZENGJIAN JIN, CHAO DAI, YU ZONG, HONGMIN ZHANG, HONGKUN XIANG