Patents by Inventor Chunyan Li

Chunyan Li 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: 20250176398
    Abstract: A display substrate and a display device are provided. The display substrate includes a display region and an opening located in the display region, the opening penetrates through the display substrate, and the display substrate includes a base substrate, a driving circuit layer, a light-emitting component layer, an encapsulation layer, and a touch control layer. The driving circuit layer includes a first signal line at least partially surrounding the opening; the light-emitting component layer is provided on a side of the driving circuit layer away from the base substrate; the encapsulation layer is provided on a side of the light-emitting component layer away from the base substrate; the touch control layer includes a touch control electrode and a touch control compensation electrode at least partially surrounding the opening; the first signal line at least partially overlaps with the touch control compensation electrode.
    Type: Application
    Filed: January 27, 2025
    Publication date: May 29, 2025
    Inventors: Jingjing XU, Xueguang HAO, Chunyan LI, Lang LIU, Jingquan WANG
  • Publication number: 20250160176
    Abstract: A display substrate and a display device are provided. The display substrate includes a display area and a frame area, wherein the frame area is located around the display area, and the frame area is provided with a first barrier structure and a second barrier structure. In a direction perpendicular to the plane where the display substrate is located, the display substrate includes a base, and a driving structure layer, a light-emitting structure layer and an encapsulation structure layer, which are sequentially stacked on the base; the first barrier structure is arranged between the driving structure layer and the encapsulation structure layer, and the second barrier structure is arranged on the driving structure layer.
    Type: Application
    Filed: October 8, 2023
    Publication date: May 15, 2025
    Inventors: Hong CHEN, Ge WANG, Miao WANG, Zhiliang JIANG, Chenxi LI, Ge NIU, Xiang LUO, Dengyu WANG, Chunyan LI
  • Patent number: 12296317
    Abstract: A silicon-based solid amine sorbent for CO2 and the making method thereof including: providing a silicon source liquid which is a silicate solution or a liquid organosilicate, wherein the silicate solution comprises water and a first silicate dissolved in the water; mixing the silicon source liquid with a precipitant to perform a precipitation reaction to obtain a product liquid containing a precipitate, wherein the precipitate is a second silicate or silicic acid; filtering out the precipitate and washing the precipitate with water; mixing the precipitate filtrated out but not dried yet with an organic alcohol and then performing an azeotropic distillation to obtain a dehydrated precipitate; calcining the dehydrated precipitate to obtain a silicon-based support, wherein the silicon-based support is a powder of the second silicate powder or a silica powder; and impregnating the silicon-based support with an organic amine solution and then drying to obtain the silicon-based amine-containing solid sorbent for C
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: May 13, 2025
    Assignee: DeCarbon Technology (Shenzhen) Co., Ltd.
    Inventors: Zuotai Zhang, Chunyan Li, Feng Yan, Xuehua Shen, Fan Qu
  • Publication number: 20250085804
    Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.
    Type: Application
    Filed: November 21, 2024
    Publication date: March 13, 2025
    Inventors: Chunyan LI, Jingquan WANG, Xueguang HAO, Xinyin WU, Xinguo LI
  • Patent number: 12239002
    Abstract: A display substrate and a display device are provided. The display substrate includes a display region and an opening located in the display region, the opening penetrates through the display substrate, and the display substrate includes a base substrate, a driving circuit layer, a light-emitting component layer, an encapsulation layer, and a touch control layer. The driving circuit layer includes a first signal line at least partially surrounding the opening; the light-emitting component layer is provided on a side of the driving circuit layer away from the base substrate; the encapsulation layer is provided on a side of the light-emitting component layer away from the base substrate; the touch control layer includes a touch control electrode and a touch control compensation electrode at least partially surrounding the opening; the first signal line at least partially overlaps with the touch control compensation electrode.
    Type: Grant
    Filed: July 6, 2022
    Date of Patent: February 25, 2025
    Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingjing Xu, Xueguang Hao, Chunyan Li, Lang Liu, Jingquan Wang
  • Patent number: 12172014
    Abstract: A method of reducing cortical spreading depolarization in an animal having a brain injury includes: affixing to the animal one or more electrodes that are electrically connected to a neurostimulation device; and providing to the animal, by the neurostimulation device, via the one or more electrodes, electrical stimulation of the animal's trigeminal nerve, thereby reducing cortical spreading depolarization in the animal. The method may reduce at least one detrimental effect of cortical spreading depolarization on the injured animal brain.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: December 24, 2024
    Assignee: The Feinstein Institutes For Medical Research
    Inventors: Chunyan Li, Raj Kumar Narayan
  • Publication number: 20240395917
    Abstract: Disclosed are an insulated gate bipolar transistor and a manufacturing method thereof, an electronic apparatus, and a storage medium. In the insulated gate bipolar transistor manufactured by the method for manufacturing the insulated gate bipolar transistor, a structure sequentially includes a second metal layer, an oxide layer, an epitaxial layer and a first metal layer, a manufacturing process is simple, and the insulated gate bipolar transistor is manufactured into a vertical structure, which not only can reduce a leakage current of an insulated gate bipolar transistor, improving reliability of an insulated gate bipolar transistor, but also solves a problem of an insufficient withstand voltage of a lateral insulated gate bipolar transistor, improving user experience.
    Type: Application
    Filed: August 6, 2024
    Publication date: November 28, 2024
    Applicants: EDGELESS SEMICONDUCTOR CO., LTD. OF ZHUHAI, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Chunyan LI, Xiaohao GE, Dan ZENG
  • Publication number: 20240395916
    Abstract: Disclosed are an insulated gate bipolar transistor and a manufacturing method thereof, an electronic apparatus, and a storage medium. In the insulated gate bipolar transistor manufactured by the method for manufacturing the insulated gate bipolar transistor, a structure sequentially includes a second metal layer, an oxide layer, an epitaxial layer and a first metal layer. A manufacturing process is simple, and the insulated gate bipolar transistor is manufactured into a vertical structure, which not only can reduce a leakage current of an insulated gate bipolar transistor, improving reliability of an insulated gate bipolar transistor, but also solves a problem of an insufficient withstand voltage of a lateral insulated gate bipolar transistor, improving user experience.
    Type: Application
    Filed: August 6, 2024
    Publication date: November 28, 2024
    Applicants: EDGELESS SEMICONDUCTOR CO., LTD. OF ZHUHAI, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Chunyan LI, Dan ZENG, Xiaohao GE
  • Publication number: 20240373725
    Abstract: A light emitting panela includes: a light emitting substrate including at least one light emitting region and a non-light-emitting region surrounding the light emitting region; and an encapsulation layer arranged on a light exiting side of the light emitting substrate, wherein the encapsulation layer includes a first film layer including a plurality of pillars separated from each other and a first medium arranged in gaps between the pillars; wherein a refractive index of the pillars is different from that of the first medium, and a volume ratio of the pillars to the first medium gradually increases or decreases along a first direction, so that an equivalent refractive index of the first film layer gradually decreases along the first direction, the first direction being a direction from a center of the light emitting region to an edge of the light emitting region.
    Type: Application
    Filed: June 29, 2022
    Publication date: November 7, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Zhongyuan Sun, Wenqi Liu, Che An, Qian Wu, Wei Huang, Zhiqiang Jiao, Guangcai Yuan, Chunyan Li, Jingjing Xu
  • Publication number: 20240353950
    Abstract: A touch display panel has a display area and a fan-out area located at a side of the display area. The display area includes a first display region and a second display region located around the first display region. The touch display panel includes a display substrate and a touch function layer. The display substrate has a display side, and the touch function layer is located on the display side of the display substrate. The touch function layer includes a plurality of touch electrodes and a plurality of touch leads. The plurality of touch electrodes are located in the first display region, and the plurality of touch leads are electrically connected to the plurality of touch electrodes and extend to the fan-out area through the second display region.
    Type: Application
    Filed: May 31, 2022
    Publication date: October 24, 2024
    Inventors: Mengyang WEN, Guangliang SHANG, Shiming SHI, Hao LIU, Li WANG, Libin LIU, Hui ZHAO, Chunyan LI
  • Publication number: 20240350807
    Abstract: Methods and apparatuses (e.g., systems) for stimulating trigeminal nerve with or without triggering an oxygen conserving reflex in a patient as a neuroprotective mechanisms when the patient is experiencing a decrease in cerebral perfusion due to a vascular injury and/or vascular degeneration. These methods and apparatuses may be configured to apply trigeminal stimulation to the patient in response to determining a need for cerebral perfusion improvement by the patient.
    Type: Application
    Filed: April 24, 2024
    Publication date: October 24, 2024
    Inventors: Chunyan LI, Timothy G. WHITE, Kevin A. SHAH, Henry WOO
  • Patent number: 12105606
    Abstract: A subscriber identification module (SIM) card detection failure recovery method for an electronic device includes that the electronic device identifies a card recovery scenario, where card recovery includes whether to power on a SIM card. A configurable timer is started based on the card recovery scenario. The electronic device periodically obtains, based on a time set by the timer, power-on information for powering on the SIM card. The electronic device determines a power-on condition of the SIM card based on the power-on information. If the power-on condition is met, the electronic device powers on the SIM card.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: October 1, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Boer Jiang, Shaojun Wang, Yu Liu, Chunyan Li
  • Publication number: 20240315115
    Abstract: A display substrate and its manufacturing method, a display panel and a display apparatus are provided. The display substrate includes a base (10), a light-emitting device layer (20) on the base (10), and an encapsulation structure (30) on a side of the light-emitting device layer (20) away from the base (10). A film layer farthest from the base (10) in the light-emitting device layer (20) is a light extraction layer (21). The encapsulation structure (30) includes a first inorganic encapsulation layer (31), an organic encapsulation layer (32) on a side of the first inorganic encapsulation layer (31) away from the base (10), and a second inorganic encapsulation layer (33) on a side of the organic encapsulation layer (32) away from the base (10). The first inorganic encapsulation layer (31) includes sub-film layers in which the one closest to the light extraction layer (21) is a low-stress inorganic layer (301) with a stress less than that of the second inorganic encapsulation layer (33).
    Type: Application
    Filed: January 14, 2022
    Publication date: September 19, 2024
    Inventors: Wenqi LIU, Zhongyuan SUN, Che AN, Jingkai NI, Qingyu HUANG, Jinxiang XUE, Guangcai YUAN, Chunyan LI
  • Patent number: 12079560
    Abstract: Disclosed are a method of PCB sectional preshrinking, a device, an equipment and a computer-readable storage medium. The method includes: obtaining a PCB raw data and a preset accuracy requirement; determining a preshrinking compensation value according to the PCB raw data and the preset accuracy requirement; determining a first sectional length according to the PCB raw data and the preshrinking compensation value; determining a preshrinking compensation ratio according to the preshrinking compensation value and the first sectional length; determining a second sectional length according to the PCB raw data, the first sectional length and the preshrinking compensation ratio; and determining an optimization preshrinking design length according to the first sectional length and the second sectional length.
    Type: Grant
    Filed: October 24, 2023
    Date of Patent: September 3, 2024
    Assignee: HKC CORPORATION LIMITED
    Inventors: Jun Shi, Hongcai Deng, Chunyan Li, Rongrong Li
  • Publication number: 20240260321
    Abstract: A display substrate includes a base substrate including a display region and a frame region, multiple pixel circuits, first light-emitting elements and at least one first data line, located in a first sub-display region, multiple second light-emitting elements located in a second sub-display region. The display region includes a foldable first display region and second display region each including a first sub-display region and second sub-display region; multiple pixel circuits includes multiple first pixel circuits and second pixel circuits distributed among multiple first pixel circuits; at least one first pixel circuits is connected with at least one of multiple-first light-emitting elements; at least one of multiple second pixel circuits is connected with at least one of multiple second light-emitting elements; the first data line at least includes one sub-data line connected with the first pixel circuit and at least includes another sub-data line connected with the second pixel circuit.
    Type: Application
    Filed: February 25, 2022
    Publication date: August 1, 2024
    Inventors: Jingjing XU, Fei FANG, Puyu QI, Kening ZHENG, Jun YAN, Kemeng TONG, Xueguang HAO, Pan LI, Yuxin ZHANG, Chunyan LI, Jingquan WANG, Xinguo LI
  • Publication number: 20240220047
    Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.
    Type: Application
    Filed: March 13, 2024
    Publication date: July 4, 2024
    Inventors: Chunyan LI, Jingquan WANG, Xueguang HAO, Xinyin WU, Xinguo LI
  • Patent number: 12008193
    Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: June 11, 2024
    Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chunyan Li, Jingquan Wang, Xueguang Hao, Xinyin Wu, Xinguo Li
  • Publication number: 20240123423
    Abstract: A silicon-based solid amine sorbent for CO2 and the making method thereof including: providing a silicon source liquid which is a silicate solution or a liquid organosilicate, wherein the silicate solution comprises water and a first silicate dissolved in the water; mixing the silicon source liquid with a precipitant to perform a precipitation reaction to obtain a product liquid containing a precipitate, wherein the precipitate is a second silicate or silicic acid; filtering out the precipitate and washing the precipitate with water; mixing the precipitate filtrated out but not dried yet with an organic alcohol and then performing an azeotropic distillation to obtain a dehydrated precipitate; calcining the dehydrated precipitate to obtain a silicon-based support, wherein the silicon-based support is a powder of the second silicate powder or a silica powder; and impregnating the silicon-based support with an organic amine solution and then drying to obtain the silicon-based amine-containing solid sorbent for C
    Type: Application
    Filed: June 9, 2021
    Publication date: April 18, 2024
    Inventors: Zuotai ZHANG, Chunyan LI, Feng YAN, Xuehua SHEN, Fan QU
  • Publication number: 20240107850
    Abstract: A display substrate and a display apparatus. The display substrate has a display region (AA) and an opening (O) located in the display region (AA). The opening (O) penetrates the display substrate, and the display substrate comprises a base substrate (BS), a driving circuit layer, a light-emitting device layer, an encapsulation layer and a touch layer (TL). The driving circuit layer is arranged on the base substrate (BS), and comprises a first signal line (L1) at least partially surrounding the opening (O). The light-emitting device layer is arranged on the side of the driving circuit layer distant from the base substrate (BS). The encapsulation layer is arranged on the side of the light-emitting device layer distant from the base substrate (BS).
    Type: Application
    Filed: July 6, 2022
    Publication date: March 28, 2024
    Inventors: Jingjing XU, Xueguang HAO, Chunyan LI, Lang LIU, Jingquan WANG
  • Patent number: 11918972
    Abstract: A porous calcium silicate hydrate, a preparation method thereof and an adsorbent are provided. The preparation method of the porous calcium silicate hydrate includes: leaching fly ash with an alkali agent to obtain a silicate leaching solution; adding the silicate leaching solution dropwise to a calcium hydroxide suspension at a constant rate, and conducting stirring and a heating reaction to obtain a calcium silicate hydrate gel; and mixing the calcium silicate hydrate gel with an organic alcohol solvent, conducting azeotropic distillation, and then conducting separation, drying and calcination to obtain the porous calcium silicate hydrate.
    Type: Grant
    Filed: April 18, 2023
    Date of Patent: March 5, 2024
    Assignee: DECARBON TECHNOLOGY (SHENZHEN) CO., LTD.
    Inventors: Feng Yan, Fan Qu, Zuotai Zhang, Chunyan Li, Xuehua Shen, Heijin Chen