Patents by Inventor Zheng Bao

Zheng Bao 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: 20250204204
    Abstract: The present disclosure provides a light-emitting element, a light-emission compensation method and an electronic device. The light-emitting element includes a substrate and at least one light-emitting unit arranged on the substrate. Each light-emitting unit includes: a first electrode; a first light-emitting layer; a common electrode; a second light-emitting layer, an orthogonal projection of the second light-emitting layer onto the substrate at least partially overlapping with an orthogonal projection of the first light-emitting layer onto the substrate. The light-emission compensation method includes: when normal display needs to be performed, controlling the first light-emitting layer or the second light-emitting layer of the light-emitting unit to emit light; and when compensated display needs to be performed, controlling the first light-emitting layer and/or the second light-emitting layer of the light-emitting unit to emit light in accordance with a predetermined compensated display mode.
    Type: Application
    Filed: January 2, 2024
    Publication date: June 19, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lian Xiang, Gong Chen, Yuan Fang, Yakun Kong, Zheng Bao, Jiaxiang Zhang
  • Patent number: 12336387
    Abstract: Disclosed are a display substrate and a display apparatus. The display substrate, includes base, and an organic electroluminescent display layer, a touch layer, a polarizer and a cover plate sequentially stacked on the base. The organic electroluminescent display layer and the touch layer are bonded with a first bonding layer, and the polarizer and the cover plate are bonded with a second bonding layer. The display substrate includes a camera installation area and a display area surrounding the camera installation area. A camera is installed on a side of the base away from the organic electroluminescent display layer and located in the camera installation area, a light-emitting layer is not provided in an area of the organic electroluminescent display layer corresponding to the camera installation area, and a first opening is provided in an area of the polarizer corresponding to the camera installation area.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: June 17, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kang Wang, Xiaodong Hao, Zheng Bao
  • Publication number: 20250182672
    Abstract: An apparatus and a method of controlling display, and a display device are provided, which is applicable to a field of display. The apparatus includes: a first control circuit configured to, in response to an instruction being detected, control a display device to enter a display transition period, allow a first control signal to be at an active level at a first predetermined time of the display transition period, and allow a second control signal to be at an inactive level at a second predetermined time of the display transition period; and a display circuit configured to, in response to a detection that the second control signal is at the inactive level, control the display device to display in the second display mode according to the first control signal during a display period, where the second control signal controls the display device to display in the first display mode.
    Type: Application
    Filed: September 8, 2023
    Publication date: June 5, 2025
    Inventors: Mingqiang Wang, Zheng Bao, Xing Yao, Xueying He, Gong Chen, Zan Luo, Yi Zhang, Lian Xiang, Yuan Fang, Yuren Zhang, Jiaxiang Zhang, Bin Zhang
  • Patent number: 12318271
    Abstract: The invention relates to a wearable article comprising an elastic laminate. The elastic laminate comprises a first web and a second web being in a face to face relationship with each other. The first web is a nonwoven web having a vertical wicking height after 60 seconds of less than 5 mm according to the test method set out herein. The second web is a nonwoven web having a vertical wicking height after 60 seconds of at least 5 mm.
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: June 3, 2025
    Assignee: The Procter & Gamble Company
    Inventors: Zheng Bao, Koichi Morimoto, Hui Liu, Rodrigo Rosati
  • Publication number: 20250125886
    Abstract: An oscillation frequency control method and system and a display device are provided. The oscillation frequency control system (3) is for a display device including a communication component (2) and a display driver component (1). The display driver component (3) includes at least one oscillator. The oscillation frequency control system (3) includes: an acquisition component (31) configured to acquire current operating information of the communication component (2); a determination component (32) configured to determine an oscillation operating frequency corresponding to each oscillator according to the current operating information; and a control component (33) configured to control each oscillator to operate at a corresponding oscillation operating frequency, wherein a frequency of a harmonic wave generated when each oscillator operates at the corresponding oscillation operating frequency falls outside a communication operating frequency band in which the communication component (2) currently operates.
    Type: Application
    Filed: September 20, 2022
    Publication date: April 17, 2025
    Inventors: Ziqian LI, Jiaxiang ZHANG, Yuan FANG, Hongjin HU, Zheng BAO, Gong CHEN, Xiaoliang FU, Chuxiang WANG, Kang WANG, Yawen CHEN, Bin ZHANG
  • Publication number: 20250124852
    Abstract: The present disclosure provides a driving method and a display apparatus, including: a display panel; a driving circuit electrically connected to the display panel, and the driving circuit is configured to control, in response to the fact that each of sub-pixels in a photosensitive area of the display panel is controlled to be in a non-light-emitting state in a light-emitting period during a preset display frame, each of photosensitive elements in the photosensitive area to collect a light intensity signal of incident light.
    Type: Application
    Filed: January 12, 2023
    Publication date: April 17, 2025
    Inventors: Lian XIANG, Gong CHEN, Yakun KONG, Zheng BAO, Bin ZHANG, Jiaxiang ZHANG
  • Patent number: 12274606
    Abstract: A wearable article comprising an elastic laminate with an inner web and an outer web being in a face to face relationship, and a skin-facing outer surface and a garment-facing outer surface. The elastic laminate has a total caliper when subjected to the NMR MOUSE method as defined herein, the total caliper having a first 200 ?m sub-caliper corresponding to 200 ?m of the total caliper starting from the skin-facing outer surface and extending towards the garment-facing outer surface, and a last 200 ?m sub-caliper corresponding to 200 ?m of the total caliper starting from the garment-facing outer surface and extending towards the skin-facing outer surface. The elastic laminate has a % Liquid Ratio in the first 200 micron sub-caliper to total caliper of less than 20% after 1 minute according to the NMR MOUSE method.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: April 15, 2025
    Assignee: The Procter & Gamble Company
    Inventors: Jan Claussen, Zheng Bao, Koichi Morimoto, Lu Ye, Nancy Melenda Messer Myers, Gueltekin Erdem, Rodrigo Rosati
  • Publication number: 20250089422
    Abstract: Provided is a display device. The display device includes a display panel and a circuit board. The display panel includes a display region and a non-display region. A first wiring is distributed in the non-display region. A second wiring is distributed in the circuit board. The circuit board is bonded to the non-display region, and the second wiring is connected to the first wiring to form a near-field communication antenna.
    Type: Application
    Filed: May 26, 2023
    Publication date: March 13, 2025
    Inventors: Mingqiang WANG, Zheng BAO, Dexing HE, Jiaxiang ZHANG, Chang WANG, Hongjin HU, Yuan FANG, Bin ZHANG, Seungyong OH
  • Publication number: 20250078781
    Abstract: A display device, a gamma voltage data group switching method and module. The display device includes a display-driver integrated circuit and a first storage unit. The display-driver integrated circuit includes a second storage unit, and the display device includes a gamma voltage data group switching module. The gamma voltage data group switching module is configured to pre-store, in the first storage unit, multiple groups of gamma voltage data groups respectively applied to various application scenarios; when switching of an application scenario of the display device, load a gamma voltage data group corresponding to the current application scenario and stored in the first storage unit into the second storage unit.
    Type: Application
    Filed: September 23, 2022
    Publication date: March 6, 2025
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Gong CHEN, Jiaxiang ZHANG, Zheng BAO, Lian XIANG, Bo PENG, Yuan FANG, Yakun KONG, Jingwen LI, Ziqian LI, Mingqiang WANG
  • Patent number: 12235546
    Abstract: A display module, an assembly method of the display module and a display apparatus are provided, which belongs to the technical field of displaying, and the display module includes: a cover plate, a side of which including a first area and a second area adjacently connected to the first area; a display panel attached to the first area; and a spacer attached to a part or all of the second area, a height of the spacer being greater than a height of the display panel. The spacer includes a housing and an injection cavity recessed into interior of the housing, the injection cavity is close to the display panel and the injection cavity is filled with an injection material; and a space cavity is provided at a side of the display panel close to the spacer, and the space cavity is filled with the injection material.
    Type: Grant
    Filed: July 31, 2023
    Date of Patent: February 25, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haotian Yang, Inho Park, Seungyong Oh, Xiaoxia Liu, Kang Wang, Xiangdong Wei, Zheng Bao, Jiaming Shen, Miaomiao Song
  • Patent number: 12236899
    Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes pixel units distributed in an array in a display area, where the pixel units include sub-pixels, at least one of which has a maximum grayscale value voltage different from a maximum grayscale value voltage of the other sub-pixel; and a switching circuit including switching units on a side of the display area, where one end of the switching unit is connected to a data line. In two adjacent columns of pixel units, two sub-pixels having the same maximum grayscale value voltage are connected to two adjacent switching units through data lines, respectively.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: February 25, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zheng Bao, Mingqiang Wang, Ziqian Li, Yi Zhang, Xiangdong Wei, Gong Chen, Haotian Yang, Chang Wang, Jiaxiang Zhang, Bin Zhang
  • Publication number: 20250025355
    Abstract: The present invention is directed to an absorbent core for use in an absorbent article and an absorbent article comprising the same, the absorbent core comprising a liquid-permeable top cover layer; a bottom cover layer; and an absorbent layer disposed between the top cover layer and the bottom cover layer, the absorbent layer comprising superabsorbent polymer particles; and wherein the top cover layer comprises pulp, and has an MD tensile strength at least about 12N, wherein the top cover layer has a first MD wicking length at 3 min, and the bottom cover layer has a second MD wicking length at 3 min as measured according to Wicking Length Test, wherein the first MD wicking length is at least about 70 mm, and at least about 3 times the second MD wicking length.
    Type: Application
    Filed: July 19, 2024
    Publication date: January 23, 2025
    Inventors: Fengchun YE, Yimeng WANG, Zheng BAO
  • Publication number: 20240427198
    Abstract: A display module, an assembly method of the display module and a display apparatus are provided, which belongs to the technical field of displaying, and the display module includes: a cover plate, a side of which including a first area and a second area adjacently connected to the first area; a display panel attached to the first area; and a spacer attached to a part or all of the second area, a height of the spacer being greater than a height of the display panel. The spacer includes a housing and an injection cavity recessed into interior of the housing, the injection cavity is close to the display panel and the injection cavity is filled with an injection material; and a space cavity is provided at a side of the display panel close to the spacer, and the space cavity is filled with the injection material.
    Type: Application
    Filed: July 31, 2023
    Publication date: December 26, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Haotian Yang, Inho Park, Seungyong Oh, Xiaoxia Liu, Kang Wang, Xiangdong Wei, Zheng Bao, Jiaming Shen, Miaomiao Song
  • Publication number: 20240389432
    Abstract: A display module includes a display panel having a fingerprint identification area and a light-transmitting protective film located on a back surface of the display panel. The light-transmitting protective film includes a protective layer, a light-shielding pattern located on a side of the protective layer, and a light-transmitting adhesive layer located on a side of the light-shielding pattern away from the protective layer. The protective layer has a target area. At least the target area is a light-transmitting area, and the target area at least partially overlaps with the fingerprint identification area. The light-shielding pattern defines a plurality of imaging apertures, the plurality of imaging apertures are arranged at intervals, and orthogonal projection of the plurality of imaging apertures on the protective layer are at least located in the target area. A surface of the light-transmitting adhesive layer away from the light-shielding pattern is in contact with the display panel.
    Type: Application
    Filed: April 26, 2022
    Publication date: November 21, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zheng BAO, Haotian YANG, Gong CHEN, Mingqiang WANG, Tao DING, Xiaodong HAO, Kang WANG, Jiaxiang ZHANG, Jiuyuan BAI, Kun ZUO, Xiaoliang FU, Bin ZHANG
  • Publication number: 20240386853
    Abstract: Provided is a method for driving a display module. The method includes: generating a frame reference signal in response to a display instruction; transmitting a light emission control signal to a plurality of pixels in the display screen based on the frame reference signal, wherein the light emission control signal at a first level is configured to control the plurality of pixels to emit light, and the light emission control signal at a second level is configured to control the plurality of pixels not to emit light; and transmitting a turn-on signal to the sensor based on the frame reference signal, wherein the turn-on signal is configured to control the sensor to collect the target parameter, and the turn-on signal is not overlapped with a period when the light emission control signal is at the first level.
    Type: Application
    Filed: September 16, 2022
    Publication date: November 21, 2024
    Inventors: Yuan FANG, Bin ZHANG, Jiaxiang ZHANG, Xiaoliang FU, Gong CHEN, Jiaming SHEN, Zheng BAO, Chuxiang WANG, Lian XIANG, Ziqian LI
  • Publication number: 20240374441
    Abstract: The present invention relates to a thin, flexible absorbent article which comprises a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and an acquisition-distribution system (“ADS”) disposed between the topsheet and the absorbent core. The ADS comprises a first layer comprising a nonwoven. The first layer comprises a first stratum facing towards the topsheet and comprising first absorbing fibers, a second stratum facing towards the backsheet and comprising second absorbing fibers, and a plurality of apertures. A percentage of the second absorbing fibers in the second stratum is at least about 15% higher than a percentage of the first absorbing fibers in the first-stratum as measured according to the Fiber Number Test.
    Type: Application
    Filed: May 6, 2024
    Publication date: November 14, 2024
    Inventors: Zhengtao LI, Gueltekin ERDEM, Zheng BAO, Yibo FAN
  • Publication number: 20240339084
    Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes pixel units distributed in an array in a display area, where the pixel units include sub-pixels, at least one of which has a maximum grayscale value voltage different from a maximum grayscale value voltage of the other sub-pixel; and a switching circuit including switching units on a side of the display area, where one end of the switching unit is connected to a data line. In two adjacent columns of pixel units, two sub-pixels having the same maximum grayscale value voltage are connected to two adjacent switching units through data lines, respectively.
    Type: Application
    Filed: June 6, 2022
    Publication date: October 10, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zheng BAO, Mingqiang WANG, Ziqian LI, Yi ZHANG, Xiangdong WEI, Gong CHEN, Haotian YANG, Chang WANG, Jiaxiang ZHANG, Bin ZHANG
  • Publication number: 20240341140
    Abstract: The present disclosure provides a display panel and a manufacturing method therefor, and the display device. The display panel comprises a display area and a binding area, the binding area comprises a bending area and a composite circuit area which are sequentially arranged in a direction away from the display area, and the bending area is configured to turn the composite circuit area to the back of the display area by bending; a first functional hole is formed in the display area, a second functional hole is formed in the binding area, and the orthographic projection of the first functional hole on the plane of the display area at least partially overlaps the orthographic projection of the second functional hole on the plane of the display area.
    Type: Application
    Filed: September 22, 2022
    Publication date: October 10, 2024
    Inventors: Haotian YANG, Xiangdong WEI, Miao LUO, Jiaming SHEN, Seungyong OH, Xiaoliang FU, Xiaoxia LIU, Kang WANG, Zheng BAO
  • Publication number: 20240315111
    Abstract: This disclosure relates to an organic light-emitting diode (OLED) display module, including a middle bezel, a display panel, and a cover glass. The cover glass is located at a light-emitting side of the display panel and the middle bezel includes a side plate surrounding the display panel and the cover glass. A side surface of the cover glass is a first inclined surface inclined at an angle to a light incident surface of the cover glass, and the side plate includes a second inclined surface inclined correspondingly and being attached to the first inclined surface. This disclosure also relates to a display device.
    Type: Application
    Filed: June 14, 2022
    Publication date: September 19, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haotian Yang, Xiaoxia Liu, Kang Wang, Xiangdong Wei, Zheng Bao, Jiaming Shen, Miaomiao Song, Seungyong Oh
  • Patent number: 12058924
    Abstract: A test substrate has at least one test region and includes a base substrate, a plurality of thin film transistors disposed on the base substrate, at least one test hole located in the test region, and at least one test pin. At least one of the thin film transistors is a target thin film transistor to be tested, each target thin film transistor is located in one test region. Each test hole exposes a source region, a drain region or a gate of a corresponding target thin film transistor at a bottom thereof. Each test pin is located in one test hole. One end of the test pin passes through the test hole to be coupled to the source region, the drain region or the gate of the corresponding target thin film transistor, and another end of the test pin is exposed at a surface of the test substrate.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: August 6, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Fan, Zheng Bao