Patents by Inventor Dacheng AN
Dacheng AN 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: 20240092675Abstract: A device and method for adjustable heat dissipation in a channel cooling section are provided. The device for heat dissipation may include: a plurality of flat tubes arranged adjacent to each other inside the channel cooling section. Each of the flat tubes may be surrounded by a heater on an outer ring. A side insulation structure may be provided on both sides of each of the flat tubes, and a top insulation structure may be provided at a top of each of the flat tubes. The method for heat dissipation may include performing a first disassembly on the each section of flat tube one by one in sequence.Type: ApplicationFiled: November 30, 2023Publication date: March 21, 2024Applicant: CAIHONG DISPLAY DEVICES CO., LTD.Inventors: Dacheng WANG, Menglong WANG, Wei YANG
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Patent number: 11937446Abstract: A display panel and a manufacture method thereof, and a display apparatus are provided. The display panel has a display region and a border region that surrounds the display region and includes a peripheral circuit region and a peripheral region; the peripheral circuit region is between the display region and the peripheral region. At least a part of a barrier structure of the display panel is in the peripheral circuit region, and the barrier structure includes an organic barrier layer including an opening passing through the organic barrier layer and an inorganic barrier layer covering the organic barrier layer and filling the opening; an extension direction of the opening is same as that of an edge, close to the opening, of the display panel the peripheral circuit is in the peripheral circuit region.Type: GrantFiled: October 21, 2019Date of Patent: March 19, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xinwei Gao, Kaihong Ma, Dacheng Zhang, Lang Liu, Chen Xu
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Patent number: 11937480Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. At least one sub-pixel includes a first transistor, a second transistor and a storage capacitor. The display substrate further includes an extension portion protruding from the gate electrode of the first transistor, and the extension portion is extended from the gate electrode of the first transistor in the second direction; the extension portion is at least partially overlapped with the first electrode of the second transistor in a direction perpendicular to the base substrate and is electrically connected with the first electrode of the second transistor; in the first direction, the extension portion has a second side closest to the second capacitor electrode, and the second side is recessed in a direction away from the second capacitor electrode.Type: GrantFiled: July 20, 2022Date of Patent: March 19, 2024Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongyuan Wu, Yongqian Li, Can Yuan, Zhidong Yuan, Meng Li, Dacheng Zhang, Lang Liu
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Publication number: 20240074294Abstract: A display module, including: a display panel; and a color film layer and a micro-lens layer, provided on a light-emitting side of the display panel; where, the color film layer includes a plurality of filter portions, and the micro-lens layer includes a plurality of first converging lenses and a plurality of second converging lenses; a gap is provided between two adjacent first converging lenses, and an orthographic projection of a first converging lens on the display panel is located within an orthographic projection of a filter portion on the display panel; a second converging lens is provided in the gap between two adjacent first converging lenses, and a vertex of the second converging lens is located between a vertex of the first converging lens and a bottom surface of the first converging lens.Type: ApplicationFiled: September 7, 2022Publication date: February 29, 2024Inventors: Zhijian ZHU, Pengcheng LU, Shengji YANG, Kuanta HUANG, Xiaochuan CHEN, Qian WU, Longfei FAN, Dacheng ZHANG
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Patent number: 11910680Abstract: A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixels are arranged in a sub-pixel array in a first direction and a second direction, the first direction intersecting with the second direction. The display substrate further includes data lines extended in the first direction, and the data lines are connected in one-to-one correspondence with the sub-pixels in columns in each row of sub-pixels, so as to provide data signals respectively; the display substrate further includes auxiliary electrode lines extended in the first direction which are configured to be electrically connected with a second electrode of the light emitting element to provide a second power voltage; each of the auxiliary electrode lines is spaced from any one of the plurality of data lines by at least one column of sub-pixels.Type: GrantFiled: November 29, 2019Date of Patent: February 20, 2024Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Can Yuan, Yongqian Li, Meng Li, Zhidong Yuan, Dacheng Zhang, Lang Liu
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Publication number: 20240057420Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixels are arranged in a sub-pixel array in a first direction and a second direction, the first direction intersecting with the second direction. The display substrate further includes data lines extended in the first direction, and the data lines are connected in one-to-one correspondence with the sub-pixels in columns in each row of sub-pixels, so as to provide data signals respectively; the display substrate further includes auxiliary electrode lines extended in the first direction which are configured to be electrically connected with a second electrode of the light emitting element to provide a second power voltage; each of the auxiliary electrode lines is spaced from any one of the plurality of data lines by at least one column of sub-pixels.Type: ApplicationFiled: October 26, 2023Publication date: February 15, 2024Inventors: Can YUAN, Yongqian LI, Meng LI, Zhidong YUAN, Dacheng ZHANG, Lang LIU
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Publication number: 20240057418Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a base substrate, a plurality of pixel units and a plurality of gate line groups. At least one pixel unit includes a plurality of sub-pixels. At least one sub-pixel includes a sensing transistor and a driving transistor. Each gate line group includes a first gate line and a second gate line; for the first gate line and the second gate line corresponding to the sub-pixels in the same row, the positions of the sensing transistors are closer to the second gate lines, and the positions of the driving transistors are closer to the first gate line, For two sub-pixels close to each other and located in different pixel units in the same row, at least one signal line has a double-layer alignment structure, and the double-layer alignments are electrically connected with each other.Type: ApplicationFiled: October 23, 2023Publication date: February 15, 2024Inventors: Zhongyuan WU, Yongqian LI, Can YUAN, Zhidong YUAN, Meng LI, Dacheng ZHANG, Lang LIU
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Publication number: 20240047971Abstract: A hydro-photovoltaic complementary operation chart application method for a clean energy base includes: divide a hydro-photovoltaic complementary operation chart into two sub-operation charts by runoff probability and critical probability; predict runoff and predicted photovoltaic output during the operation cycle, select the sub-operation chart by the runoff probability, determine hydropower output of a reservoir in the current month according to water level of the reservoir at the beginning of the current month and the operation area, and obtain the water level of the reservoir at the end of the current month through the runoff calculation; obtain long-term hydropower output process and reservoir level process in the clean energy base until the hydropower output and water level of the reservoir in all months of the operation cycle are calculated, and calculate hydropower generation probability to complete operation.Type: ApplicationFiled: September 13, 2023Publication date: February 8, 2024Inventors: Xu Li, Dacheng Li, Xianfeng Huang, Jian Zhou, Huawei Xiang, Feng Wu, Yun Tian, Di Wu, Chang Xu, Xinglin Duan, Yanqing Zhang, Yuan Zheng, Wenbo Huang, Min Xu, Hong Pan, Zhiyuan Wu, Hucheng Xianyu, Wennan Yuan, Lijun Yin
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Publication number: 20240049525Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a light-shielding layer. The base substrate includes a display region including repeating units, each repeating unit includes a transparent region and a pixel region, the pixel region includes sub-pixels, each sub-pixel includes a sub-pixel driving circuit and a light-emitting element, and the light-emitting element includes a first electrode, a second electrode, and a light-emitting layer located between the first electrode and the second electrode. The light-shielding layer is located on a side of the sub-pixel driving circuit close to the base substrate, at least part of an orthographic projection of the light-shielding layer on a main surface of the base substrate overlaps with an orthographic projection of the sub-pixel driving circuit on the main surface of the base substrate, and the light-shielding layer is connected with the second electrode.Type: ApplicationFiled: March 25, 2021Publication date: February 8, 2024Inventors: Xing ZHANG, Zhan GAO, Yicheng LIN, Pan XU, Ying HAN, Guoying WANG, Dacheng ZHANG
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Publication number: 20240040845Abstract: A display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting layer and a second electrode. The first electrode layer is disposed on one side of the driving backplane and includes a plurality of first electrodes. The pixel definition layer is arranged on the side, same as the first electrode layer, of the driving backplane and exposes each of the first electrodes. The pixel definition layer includes a filling layer and a cut-off layer stacked in a direction away from the driving backplane, where the filling layer has a thickness smaller than the first electrode layer. The cut-off layer is provided with a separation slot located outside the first electrodes, and a first cut-off slot is provided on a sidewall of the separation slot. The light-emitting layer covers the cut-off layer and the first electrode layer. The second electrode covers the light-emitting layer.Type: ApplicationFiled: April 22, 2022Publication date: February 1, 2024Inventors: Shengji YANG, Xiaochuan CHEN, Xue DONG, Hui WANG, Dacheng ZHANG, Kuanta HUANG, Pengcheng LU, Zhiqiang JIAO
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Patent number: 11887527Abstract: A special-shaped display panel includes: a special-shaped display area (S) having gate lines (G), some of the gate lines (G) being cut off in a non-display sub-area (S2) of the special-shaped display area (S); a first gate drive circuit set (A1) located on one side of the special-shaped display area (S), electrically connected to one ends of gate lines (G) which are not cut off by the non-display sub-area (S2), and electrically connected to gate lines (G) on one side which are cut off by the non-display sub-area (S2); and a second gate drive circuit set (A2) located on the other side of the special-shaped display area (S), electrically connected to the other ends of gate lines (G) which are not cut off by the non-display sub-area (S2), and electrically connected gate lines (G) on the other side which are cut off by the non-display sub-area (S2).Type: GrantFiled: May 12, 2021Date of Patent: January 30, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Pan Xu, Yicheng Lin, Guoying Wang, Xing Zhang, Ying Han, Zhan Gao, Dacheng Zhang
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Publication number: 20240023399Abstract: A display substrate, including a base substrate, a plurality of pixel units, and a pixel definition layer. The pixel unit includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel. The fourth sub-pixel is a white sub-pixel, and any two of the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel display different colors. In at least one pixel unit, at least one of the first sub-pixel, the second sub-pixel and the third sub-pixel is located in a different row from the fourth sub-pixel. In at least one pixel unit, each of orthographic projections of a first opening of the first sub-pixel, a second opening of the second sub-pixel and a third opening of the third sub-pixel on the base substrate has an area less than that of a fourth opening of the fourth sub-pixel on the base substrate.Type: ApplicationFiled: September 6, 2022Publication date: January 18, 2024Inventors: Ying Han, Pan Xu, Xing Zhang, Guoying Wang, Chengyuan Luo, Mingi Chu, Dacheng Zhang
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Patent number: 11869411Abstract: A display substrate includes: a base substrate; a first conductive pattern arranged on the base substrate; a first insulation layer arranged at a side of the first conductive pattern away from the base substrate; a second conductive pattern arranged at a side of the first insulation layer away from the base substrate; a second insulation layer arranged at a side of the second conductive pattern away from the base substrate; and a third conductive pattern arranged at a side of the second insulation layer away from the base substrate. The third conductive pattern and the first conductive pattern together serve as a first electrode plate of the capacitor, and the second conductive pattern serves as a second electrode plate of the capacitor.Type: GrantFiled: December 20, 2019Date of Patent: January 9, 2024Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xuehuan Feng, Yongqian Li, Dacheng Zhang, Lang Liu
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Publication number: 20240008333Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate; a plurality of pixel units arranged on the base substrate, the plurality of pixel units are arranged in an array in a first direction and a second direction, each pixel unit includes a plurality of sub-pixels, each sub-pixel includes a light emitting element and a pixel driving circuit used to drive the light emitting element, and the pixel driving circuit includes a first transistor; and a plurality of gate lines arranged on the base substrate, the plurality of gate lines include a plurality of first gate lines used to provide a scanning signal to gate electrodes of the first transistors of the pixel driving circuits in a plurality of rows of sub-pixels respectively. At least one first gate line includes a first gate sub-line, a second gate sub-line and a plurality of connecting lines.Type: ApplicationFiled: June 29, 2022Publication date: January 4, 2024Inventors: Ying Han, Pan Xu, Guoying Wang, Xing Zhang, Chengyuan Luo, Mingi Chu, Dacheng Zhang
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Publication number: 20240005869Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of sensing signal lines. The base substrate includes a display region including repeating units arranged in array, each repeating unit includes a transparent region and a pixel region arranged in a first direction. Two lines of repeating units are provided between adjacent two of the plurality of sensing signal lines, the two lines of repeating units extend along a second direction, and each of the plurality of sensing signal lines is connected with sub-pixel driving circuits of the plurality of sub-pixels of two lines of repeating units which are adjacent to the each of the plurality of sensing signal lines and extend along the second direction, and is configured to provide a reference voltage signal. The display substrate reduces the space occupied by the signal lines and improves the light transmittance.Type: ApplicationFiled: March 25, 2021Publication date: January 4, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xing ZHANG, Zhan GAO, Yicheng LIN, Pan XU, Ying HAN, Dacheng ZHANG
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Publication number: 20240008313Abstract: A display substrate, a preparation method thereof, and a display apparatus, the display substrate includes a base substrate; a drive circuit layer provided on the base substrate; a light-emitting structure layer provided on a side of the drive circuit layer away from the base substrate, the light-emitting structure layer includes a pixel defining layer and an organic light-emitting layer, the pixel defining layer defines multiple sub-pixel regions and includes a first opening at least partially exposing the drive circuit layer, the organic light-emitting layer is located in the sub-pixel region and is overlapped with the first opening of the pixel defining layer; and a color film structure layer provided on a side of the light-emitting structure layer away from the base substrate, the color film structure layer includes a color film and a black matrix, the black matrix includes a second opening at least partially exposing the first opening.Type: ApplicationFiled: June 28, 2022Publication date: January 4, 2024Inventors: Jingjing XU, Pan LI, Dacheng ZHANG
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Patent number: 11858419Abstract: Fatigue driving monitoring, reminding and early-warning method and system based on computer vision are provided. The system includes: a fatigue real-time monitoring system for identifying fatigue characteristic postures of a driver and obtaining a fatigue level according to frequencies of the fatigue characteristic postures and a driving time; a fatigue automatic reminding system for receiving the fatigue level, obtaining a vehicle real-time position information and providing the driver with a corresponding grade of reminder according to the fatigue level; and a fatigue information early-warning system for receiving the fatigue level and the vehicle real-time position information to obtain a fatigue safety index, so that a cloud map of fatigue road conditions is obtained according to the fatigue safety index and shared with traffic management departments and drivers for early-warning. It reduces the situation of fatigue driving on freeway and the hazard of traffic safety accidents caused by fatigue driving.Type: GrantFiled: November 3, 2021Date of Patent: January 2, 2024Assignees: TIANJIN CHENGJIAN UNIVERSITY, XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGYInventors: Bin Yang, Dacheng Jin, Pengju Liu, Yuyao Guo, Xiaogang Cheng, Angui Li
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Publication number: 20230413638Abstract: The embodiments of the present disclosure provides a display panel and a display apparatus, a first color filter and a second color filter that are adjacent and have different light transmission colors, light transmittance of the second color filter is smaller than light transmittance of the first color filter; the first peripheral portion of the first color filter surrounds the first light-transmitting portion and includes a first portion close to the second color filter; the second peripheral portion of the second color filter surrounds the second light-transmitting portion and includes a first portion close to the first color filter; the first portion of the second peripheral portion includes a first sub-layer and a second sub-layer that overlap in the longitudinal direction and spaced apart from each other, and the first portion of the first peripheral portion is between the first sub-layer and the second sub-layer in the longitudinal direction.Type: ApplicationFiled: November 5, 2021Publication date: December 21, 2023Inventors: Zongshun YANG, Dacheng ZHANG, Kuanta HUANG, Xiaochuan CHEN
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Patent number: 11849617Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a base substrate, a plurality of pixel units and a plurality of gate line groups. At least one pixel unit includes a plurality of sub-pixels. At least one sub-pixel includes a sensing transistor and a driving transistor. Each gate line group includes a first gate line and a second gate line; for the first gate line and the second gate line corresponding to the sub-pixels in the same row, the positions of the sensing transistors are closer to the second gate lines, and the positions of the driving transistors are closer to the first gate line, For two sub-pixels close to each other and located in different pixel units in the same row, at least one signal line has a double-layer alignment structure, and the double-layer alignments are electrically connected with each other.Type: GrantFiled: November 29, 2019Date of Patent: December 19, 2023Assignees: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhongyuan Wu, Yongqian Li, Can Yuan, Zhidong Yuan, Meng Li, Dacheng Zhang, Lang Liu
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Publication number: 20230393053Abstract: Provided is a method for calibrating an in-service bridge force-measurement bearing on the basis of accurate determination of a coefficient of friction, the method comprising the following steps: A1: recording a value of a horizontal or lateral force applied to a force measurement apparatus, and recording a horizontal or lateral force value of a sensing apparatus (5) before the force measurement apparatus is lifted; then applying, by a power apparatus (13), a horizontal or lateral force to two wedge-shaped load transducers (3) on the force measurement apparatus to change a height of the force measurement apparatus, and recording a horizontal or lateral force value of the sensing apparatus (5) during the change in height or during a pause in the change; A2: deriving a relational expression of a coefficient of friction, an angle of inclination of the load transducers (3) and a horizontal or lateral force according to a mechanical equilibrium relationship between forces applied to the load transducers (3); and AType: ApplicationFiled: March 18, 2021Publication date: December 7, 2023Inventors: Dacheng Wu, Jianming Wang, Yijun Zou, Yu Deng