Patents by Inventor Zhenhua Zhang

Zhenhua 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).

  • Publication number: 20240040880
    Abstract: A display panel includes a substrate, first light-emitting devices located in a first display area, a first driving circuit, second light-emitting devices located in a second display area, and a second driving circuit. The first driving circuit is configured to actively drive the first light-emitting devices to emit light, and includes a plurality of pixel driving circuits and a signal line. The signal line is located in the second display area, and extends along an edge of the second display area. An orthographic projection of the signal line on the substrate and an orthogonal projection of the first display area on the substrate have a gap therebetween. The second driving circuit is configured to passively drive the second light-emitting devices to emit light. An orthographic projection of at least one of the second light-emitting devices on the substrate is overlapped with an orthogonal projection of the gap on the substrate.
    Type: Application
    Filed: October 10, 2023
    Publication date: February 1, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ling SHI, Ke LIU, Yipeng CHEN, Zhenhua ZHANG
  • Patent number: 11880522
    Abstract: The present disclosure provides a touch display panel, including a display region and a non-display region surrounding the display region. The non-display region includes a bonding region arranged at one side of the display region along a first direction. The touch display panel further includes a display signal line and a touch signal line. The bonding region includes a first pad and a second pad, the display signal line is coupled to a flexible printed circuit via the first pad, the touch signal line is coupled to the flexible printed circuit via the second pad, and the second pad is arranged at one side of the first pad along a second direction.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: January 23, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhenhua Zhang, Fan He, Yingsong Xu, Jingyi Feng, Qian Ma
  • Publication number: 20240014382
    Abstract: The present disclosure belongs to the technical field of battery materials, and discloses a silicon/carbon composite anode material, and a preparation method and use thereof. The preparation method includes the following steps: S1. dissolving a graphite anode powder in an acid solution, and conducting solid-liquid separation (SLS) to obtain a precipitate; and washing and drying the precipitate, adding a reducing agent, and subjecting a resulting mixture to heat treatment to obtain a purified graphite material; and S2. mixing a modified silicon powder with the graphite material, adding a resulting mixture to a polyimide (PI)-containing N,N-dimethylformamide (DMF) solution, and stirring; and subjecting a resulting mixture to distillation and then to carbonization to obtain the silicon/carbon composite anode material.
    Type: Application
    Filed: September 26, 2023
    Publication date: January 11, 2024
    Applicants: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD., HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD., HUNAN BRUNP EV RECYCLING CO., LTD.
    Inventors: Xia Fan, Changdong Li, Zhenhua Zhang, Linlin Mao, Dingshan Ruan, Yong Cai
  • Publication number: 20240013726
    Abstract: A display substrate includes first and second display regions, and a base substrate. A plurality of sub-pixels are arranged on a side of the base substrate, where the-sub-pixels include a first pixel driving circuit and a first light-emitting device connected to each other in the first display region, and the first pixel driving circuit includes at least a compensation transistor, a switching transistor, and a light-emitting device initialization transistor each having an active layer. A scan signal line is provided in the first display region. An orthographic projection of the scan signal line on the base substrate overlaps with that of the active layer of each of the compensation transistor and the light-emitting device initialization transistor, or that of the active layer of each of the switching transistor and the light-emitting device initialization transistor on the base substrate.
    Type: Application
    Filed: September 25, 2023
    Publication date: January 11, 2024
    Inventors: Ke Liu, Ling Shi, Yipeng Chen, Hui Lu, Shuai Xie, Zhu Wang, Zhenhua Zhang
  • Patent number: 11838643
    Abstract: An information processing method includes obtaining an original image, obtaining an image processing parameter corresponding to the camera module, and processing the original image to obtain a target image based on the image processing parameter. The original image is a sensing-signal-array formed at a sensor array of a camera module in response to external light passing through the lens of the camera module. The image processing parameter is configured to compensate an influence on an image quality of the original image caused by the camera module. The image quality of the target image is higher than the image quality of the original image.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: December 5, 2023
    Assignee: LENOVO (BEIJING) LIMITED
    Inventors: Shaopeng Peng, Zhenhua Zhang
  • Patent number: 11829009
    Abstract: A display module includes a display panel, a first optical adhesive layer disposed on a side of a display surface of the display panel, a touch panel disposed on a side of the first optical adhesive layer away from the display panel, and at least one isolation film between the display panel and the touch panel. The display panel includes a display region and a peripheral region that is provided with at least one alignment mark. The touch panel includes a plurality of peripheral signal lines. An orthographic projection of the peripheral signal lines on a plane where the display panel is located at least partially overlaps with an orthographic projection of the at least one alignment mark on the plane. An orthographic projection of each isolation film on the plane covers an alignment mark.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: November 28, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haotian Yang, Fuzheng Xie, Xiaoxia Liu, Kang Wang, Junhui Yang, Jiaxiang Zhang, Yiming Wang, Zhenhua Zhang, Renzhe Xu
  • Patent number: 11822742
    Abstract: The present disclosure provides a touch display device which includes a display panel and a flexible circuit board coupled to the display panel. The flexible circuit board includes a display functional region and a touch functional region, the display functional region is coupled to a control mainboard of the touch display device via a first connector, and the touch functional region is coupled to the control mainboard of the touch display device via a second connector.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: November 21, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chao Wang, Pan Zhao, Zhiliang Jiang, Dianjie Hou, Zhenhua Zhang, Chang Liu, Zhihong Cui, Na Zhang
  • Patent number: 11818935
    Abstract: A display panel includes a substrate, first light-emitting devices located in a first display area, a first driving circuit, second light-emitting devices located in a second display area, and a second driving circuit. The first driving circuit is configured to actively drive the first light-emitting devices to emit light, and includes a plurality of pixel driving circuits and a signal line. The signal line is located in the second display area, and extends along an edge of the second display area. An orthographic projection of the signal line on the substrate and an orthogonal projection of the first display area on the substrate have a gap therebetween. The second driving circuit is configured to passively drive the second light-emitting devices to emit light. An orthographic projection of at least one of the second light-emitting devices on the substrate is overlapped with an orthogonal projection of the gap on the substrate.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: November 14, 2023
    Assignees: Chengdu Boe Optoelectronics Technology Co., LTD., Boe Technology Group Co., LTD
    Inventors: Ling Shi, Ke Liu, Yipeng Chen, Zhenhua Zhang
  • Publication number: 20230363222
    Abstract: A display substrate is provided, including: a base substrate and a plurality of sub-pixels disposed on the base substrate. Each sub-pixel includes a pixel driving circuit, and the pixel driving circuit includes a writing transistor, a compensation transistor, a first reset transistor, and a storage capacitor. The display substrate includes a semiconductor layer, a first conductive layer and a second conductive layer disposed in sequence on the base substrate. Gates of the writing transistor, the compensation transistor and the first reset transistor are in the first conductive layer and are implemented as an integral structure. Active layers of the writing transistor, the compensation transistor and the first reset transistor are in the semiconductor layer. A first storage capacitor electrode of the storage capacitor is in the first conductive layer, and a second storage capacitor electrode of the storage capacitor is in the second conductive layer.
    Type: Application
    Filed: July 18, 2023
    Publication date: November 9, 2023
    Inventors: Ling Shi, Yipeng Chen, Xuewei Tian, Ke Liu, Dan Guo, Zhenhua Zhang
  • Patent number: 11808601
    Abstract: A system for updating linear traffic feature data is provided. The system, for example, determines, from sensor data, the linear traffic feature data associated with a matched link. Further, the system, for example, generates heading data based on the linear traffic feature data and updates the linear traffic feature data based on the generated heading data. The heading data is generated by dropping a perpendicular to at least one of the matched link and a second link connected to the matched link.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: November 7, 2023
    Assignee: HERE GLOBAL B.V.
    Inventor: Zhenhua Zhang
  • Publication number: 20230354655
    Abstract: A display substrate, a manufacturing method thereof and a display device. The display substrate includes a display region and a bonding area located at a side of the display region, the bonding area at least includes a lead area; the display region includes multiple data lines and multiple data fanout lines, and the lead area includes multiple lead wires; at least one lead wire is connected with the data line through the data fanout line. In a plane perpendicular to the display substrate, the display substrate includes a first conductive layer, a second conductive layer, a third conductive layer and a fourth conductive layer, and insulating layers are arranged between the first conductive layer and the second conductive layer, the second conductive layer and the third conductive layer, the third conductive layer and the fourth conductive layer. The data lines and data fanout lines are arranged in different conductive layers.
    Type: Application
    Filed: April 30, 2021
    Publication date: November 2, 2023
    Inventors: Zhenhua ZHANG, Yingsong XU, Benlian WANG, Yuxin ZHANG
  • Patent number: 11796323
    Abstract: A system is disclosed for generating a feature line, such as for lane marking data of a map database. The system, for example, determines connectivity data for the feature line based on at least one first point of the feature line and at least one second line, which is within a maximum distance from the at least one first point. Further, orientation data associated with the at least one first point and at least one second point associated with the at least one second line is generated, in response to determining the connectivity data for the feature line. Further, distance data associated with distance between the at least one first point and the at least one second point is determined to generate a connecting line for the feature line based on the at least one first point, the at least one second point, the orientation data and the distance data.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: October 24, 2023
    Assignee: HERE GLOBAL B.V.
    Inventor: Zhenhua Zhang
  • Patent number: 11782562
    Abstract: A touch panel includes first touch electrodes and second touch electrodes. At least one first touch electrode includes first sub-electrodes electrically connected to one another and first connecting sub-portions located between and electrically connecting every two adjacent first sub-electrodes. At least one second touch electrode includes second sub-electrodes electrically connected to one another and second connecting sub-portions located between and electrically connecting every two adjacent second sub-electrodes. At least one first connecting sub-portion at least partially overlaps at least one second connecting sub-portion so as to form a stacked structure as a connecting portion. The touch panel includes an opening area, and the connecting portions include at least one adjacent connecting portion adjacent to the opening area, where a center of an orthographic projection of the adjacent connecting portion does not overlap a first intersection point and is located outside the opening area.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: October 10, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mingqiang Wang, Hongjin Hu, Lixiang Yi, Junhui Yang, Zhenhua Zhang, Xin Bi, Bin Zhang
  • Patent number: 11782558
    Abstract: A touch structure, a touch display panel and an electronic device are provided. The touch structure includes multiple first touch sub-electrodes and second touch sub-electrodes. Multiple first metal lines in a boundary region between adjacent first and second touch sub-electrodes respectively include multiple spaces; each space divides a first metal line, where it is located, into two first metal line segments to insulate the adjacent first and second touch sub-electrodes. The spaces include multiple first spaces which are in a first line and respectively on multiple first metal lines intersecting with the first line that is substantially extended along a certain direction. Between at least two first spaces is provided with at least one first metal line intersecting the first straight line, and no space is at an intersection of the each one first metal line and the first line. The touch structure has a good effect of shadow elimination.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: October 10, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Cong Fan, Fan He, Kemeng Tong, Zhenhua Zhang
  • Publication number: 20230317011
    Abstract: A display substrate, a display panel and a display apparatus are provided. The display substrate includes a base substrate, a first display region, and a second display region, and a light transmittance of the first display region is greater than that of the second display region A plurality of sub-pixels are arranged on the base substrate and in the first display region, wherein the sub-pixels include a first pixel driving circuit and a first light-emitting device, and the first pixel driving circuit includes a compensation transistor, a switching transistor, and a light-emitting device initialization transistor each having an active layer. A scan signal line is provided in the first display region . An orthographic projection of the scan signal line on the base substrate overlaps with that of the active layer of each of the compensation transistor, the switching transistor and the light-emitting device initialization transistor on the base substrate.
    Type: Application
    Filed: February 7, 2021
    Publication date: October 5, 2023
    Inventors: Ke Liu, Ling Shi, Yipeng Chen, Hui Lu, Shuai Xie, Zhu Wang, Zhenhua Zhang
  • Patent number: 11770953
    Abstract: A display substrate, a display panel and a display apparatus are provided. The display substrate includes: a first display region and a second display region, and a light transmittance of the first display region is greater than a light transmittance of the second display region. The display substrate includes: a base substrate; and a plurality of sub-pixels arranged on the base substrate and located in the first display region. The sub-pixel includes a first pixel driving circuit and a first light-emitting device. The first pixel driving circuit is electrically connected to the first light-emitting device and configured to drive the first light-emitting device to emit light. The pixel driving circuit includes a storage capacitor and a plurality of transistors, and the storage capacitor and the plurality of transistors included in the first pixel driving circuit are located in the first display region.
    Type: Grant
    Filed: February 7, 2021
    Date of Patent: September 26, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ling Shi, Yipeng Chen, Xuewei Tian, Ke Liu, Dan Guo, Zhenhua Zhang
  • Publication number: 20230298363
    Abstract: A system for estimating a lane with of a local road is provided. The system, for example, obtains lane marking data using one or more sensors. Then, the system identifies at least one map link or topology associated with the obtained lane marking data based on map data representative of one or more map links or topologies and determines that the obtained lane marking data is associated with a particular road type based on the identified map link or topology. The system then determines (i) a first lane width dataset including one or more widths of a first category, and (ii) a second lane width dataset based including one or more widths of a second category. A probable lane width then estimated by the system as a function of the first lane width dataset and the second lane width dataset.
    Type: Application
    Filed: March 18, 2022
    Publication date: September 21, 2023
    Inventor: Zhenhua ZHANG
  • Publication number: 20230296403
    Abstract: A system is disclosed for generating a storage lane marking for a map database. The system, for example, generates a candidate storage lane marking for a first topology based on: the candidate storage lane marking being (i) to the left of a leftmost through-traffic lane marking of the first topology or to the right of a rightmost through-traffic lane marking of the first topology, and (ii) on either start or end of the first topology. The system further makes a determination of whether the candidate storage lane marking is valid based on one or more of following: (i) whether one or more vehicle path locations are located within a polygon defined by (a) the candidate storage lane marking and (b) a corresponding edge of the first topology, or (ii) whether the candidate storage lane marking is located within another topology different from the first topology.
    Type: Application
    Filed: March 21, 2022
    Publication date: September 21, 2023
    Inventor: Zhenhua ZHANG
  • Publication number: 20230296404
    Abstract: Provided herein are systems and methods for updating a map. Map data associated with a topology and sensor data corresponding to linear features on the topology are obtained and a key linear feature is identified in the linear features. The method further comprises generating an extension of the key linear feature and identifying a next link segment corresponding to a current link segment of the key linear feature. At least one intersection location between the extended key linear feature and a perpendicular from at least one of (i.) the current link segment or (ii.) the next link segment is determined. A new linear feature location is generated based on the current link segment, the at least one intersection location, and the map data. The map is updated based on the new linear feature location.
    Type: Application
    Filed: March 21, 2022
    Publication date: September 21, 2023
    Inventor: Zhenhua ZHANG
  • Publication number: 20230300861
    Abstract: This disclosure provides a communication method and apparatus. In the method, the first network device receives a first position from a second network device, where the first position is a position of one or more subframes occupied by first information; determines a first offset and configures a multicast-broadcast single-frequency network (MBSFN) subframe, where the first offset is for determining a second position, the second position is a position obtained by offsetting the first position by the first offset, the first range is a position that supports configuration of the MBSFN subframe, and a position of the MBSFN subframe includes the second position; and sends the first offset and first MBSFN configuration information to the second network device. According to the method, the second network device may send the first information on the MBSFN subframe, to avoid time-frequency resource conflicts between the first information and a cell reference signal (CRS).
    Type: Application
    Filed: May 24, 2023
    Publication date: September 21, 2023
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fei Wang, Bing Yang, Yingrui Li, Zhenhua Zhang