Patents by Inventor Jiangbo Yao

Jiangbo Yao 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).

  • Patent number: 12130983
    Abstract: The present disclosure provides a display panel and a driving method thereof. The display panel includes a substrate and a scan line, a light control device, and a display device on the substrate. The scan line is electrically connected to the light control device and the display panel, so that the light control device and the display device operate simultaneously.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: October 29, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Bao Zha, Zhitao Lu, Lei Wen, Jiangbo Yao
  • Patent number: 12111552
    Abstract: The present application provides an array substrate, a manufacturing method thereof, and a display panel. A display area of the array substrate includes a functional area, a sensing unit is arranged on a part of a base substrate corresponding to the functional area, the sensing unit is aligned with a pixel electrode, and a metal-covered area and a non-metal-covered area can form a same voltage difference with a common electrode, so that a deflection angle of each part of liquid crystal molecules in the functional area is consistent, and a problem of a difference between brightness and darkness of the display panel is solved.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: October 8, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Haijun Wang, Jiangbo Yao
  • Patent number: 12092931
    Abstract: A liquid crystal display panel includes a first display area, a second display area, and sub-pixels. The sub-pixels are arranged in an array. The sub-pixels comprise a first sub-pixel and a second sub-pixel. The first sub-pixel is disposed in the first display area, the second sub-pixel is disposed in the second display area, and thickness of photoresist of at least a part of the second sub-pixel is smaller than the thickness of the photoresist of the first sub-pixel. A liquid crystal display is also provided.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: September 17, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Zhengyu Feng, Lei Wen, Jiangbo Yao
  • Publication number: 20240290793
    Abstract: An array substrate, a manufacturing method thereof, and a display panel are provided. The present invention uses an inkjet printing method to construct a two-dimensional nanomaterial as a photosensitive film, and adjusts a composition of the nanomaterial to construct a photoelectric film with high gain, which is then combined with a high mobility film to construct a display device with high mobility and broad spectrum light response.
    Type: Application
    Filed: November 9, 2020
    Publication date: August 29, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yu ZHANG, Miao JIANG, Jiangbo YAO, Lixuan CHEN, Xin ZHANG
  • Patent number: 12072569
    Abstract: A display panel and a display device are disclosed. The display panel includes drive transistors and photosensitive transistors disposed in a same layer of a first substrate. Each of the photosensitive transistors is correspondingly disposed in a gap between at least two adjacent color resist blocks. A plurality of pairs of first light-shielding support columns are disposed between the first substrate and a second substrate, a first end thereof is connected to the first substrate, and a second end thereof is connected to the second substrate. Wherein, each pair of the first light-shielding support columns is disposed corresponding to each of the photosensitive transistors by one to one.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: August 27, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Haijun Wang, Jiangbo Yao
  • Patent number: 12074174
    Abstract: An array substrate and a manufacturing method thereof, and a display panel are disclosed. The array substrate includes a substrate, a switching transistor, and a driving transistor. The switching transistor and the driving transistor are disposed on the substrate. An orthogonal projection of the switching transistor on the substrate is staggered from an orthogonal projection of the driving transistor on the substrate. A mobility of the switching transistor is greater than a mobility of the driving transistor, and a threshold voltage of the driving transistor is less than a threshold voltage of the switching transistor.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: August 27, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Chuanbao Luo, Jiangbo Yao
  • Publication number: 20240237401
    Abstract: A display panel includes a substrate, an active layer, a first metal layer and a second metal layer. The active layer is disposed on the substrate and includes a plurality of the driving active portions, and each driving active portion comprises a conductor sub-layer and a first semiconductor sub-layer. The first metal layer is disposed on a side of the active layer away from the substrate and includes a plurality of the driving gates, one of the plurality of the driving gates is correspondingly located on a side of the driving active portion away from the substrate. The second metal layer disposed on a side of the first metal layer away from the active layer and includes a plurality of the driving source electrodes and a plurality of the driving drain electrodes. The conductor sub-layer includes a first conductor sub-portion and a second conductor sub-portion arranged at intervals.
    Type: Application
    Filed: November 25, 2022
    Publication date: July 11, 2024
    Applicant: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jiangbo YAO, Macai LU, Juan LIU, Shouqing CHEN, Qingqing OU
  • Patent number: 12019327
    Abstract: Display modules and display devices are provided. The display module includes a display panel and a lens layer disposed on a light-emitting side of the display panel. The display panel includes a plurality of visual pixel groups, and the lens layer includes a plurality of cylindrical lenses each covering one of the visual pixel groups. The cylindrical lens extends along a first direction and has a first virtual centerline parallel to the first direction and dividing the cylindrical lens into a first area and a second area. The visual pixel group includes at least one first subgroup corresponding to the first area and at least one second subgroup corresponding to the second area. In a top view direction of the display module, the first subgroup and the second subgroup are partially overlapped or not overlapped in a second direction perpendicular to the first direction.
    Type: Grant
    Filed: September 30, 2023
    Date of Patent: June 25, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Haofeng Zhang, Haibing Shao, Tian Ou, Song Fang, Jing Zhang, Jiangbo Yao
  • Publication number: 20240138186
    Abstract: A display panel includes a substrate, an active layer, a first metal layer and a second metal layer. The active layer is disposed on the substrate and includes a plurality of the driving active portions, and each driving active portion comprises a conductor sub-layer and a first semiconductor sub-layer. The first metal layer is disposed on a side of the active layer away from the substrate and includes a plurality of the driving gates, one of the plurality of the driving gates is correspondingly located on a side of the driving active portion away from the substrate. The second metal layer disposed on a side of the first metal layer away from the active layer and includes a plurality of the driving source electrodes and a plurality of the driving drain electrodes. The conductor sub-layer includes a first conductor sub-portion and a second conductor sub-portion arranged at intervals.
    Type: Application
    Filed: November 25, 2022
    Publication date: April 25, 2024
    Applicant: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jiangbo YAO, Macai LU, Juan LIU, Shouqing CHEN, Qingqing OU
  • Patent number: 11947152
    Abstract: Provided are a display module and a display device. The display module includes a photosensitive element, a backlight unit, and a backlight. The backlight unit includes a first reflective sheet provided with a first opening corresponding to the photosensitive element, a light guide plate including a first region corresponding to the photosensitive element and a second region adjacent thereto, and an optical film provided with a second opening corresponding to the photosensitive element. A plurality of the microstructures are provided on a side of the light guide plate facing the photosensitive element. A distance between two adjacent columns of the microstructures in the first region is less than a distance between the two adjacent columns of the microstructures in the second region, or in a column of the microstructures, sizes of the microstructures in the first region are greater than sizes of the microstructures in the second region.
    Type: Grant
    Filed: April 15, 2023
    Date of Patent: April 2, 2024
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yanying Du, Jiangbo Yao
  • Patent number: 11940721
    Abstract: A projection display device and a projection display equipment are provided. The projection display device includes a display screen body, a photosensitive device, and a control module. The control module is electrically connected to the display screen body, the photosensitive device outputs a photosensitive signal when sensing a projection light beam, and the control module is electrically connected to the photosensitive device to receive the photosensitive signal and to control a section on the display screen body corresponding to a projection position of the projection light beam to be converted from a transparent state to an opaque state according to the photosensitive signal.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: March 26, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Lei Wen, Zhiqing Shi, Miao Jiang, Jiangbo Yao, Lixuan Chen, Xin Zhang
  • Patent number: 11923397
    Abstract: The present invention discloses a micro light emitting diode display substrate and a manufacturing method thereof. The substrate includes an underlay substrate, a thin film transistor and a micro light emitting diode disposed on a top surface of the underlay substrate and connected to each other, a first metal film layer disposed on a bottom surface of the underlay substrate and at least formed with fanout circuit pattern and a side printed bonding pad. The fanout circuit pattern is connected to the side printed bonding pad, the side printed bonding pad is connected to the thin film transistor through a side wire such that after the display substrate is assembled with a bezel, a top surface display pixel region can maximally approach the bezel, to achieve bezel-less effect.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 5, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Macai Lu, Yong Fan, Minggang Liu, Nian Liu, Jiangbo Yao
  • Patent number: 11923384
    Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The display panel includes a first transistor. The first transistor includes a first semiconductor layer, and the first semiconductor layer includes bismuth selenium oxide materials to enhance mobility of the first transistor and improve electrical performance of the display panel, so that the display panel meets requirements of high refresh rate and high transmittance.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yu Zhang, Miao Jiang, Jiangbo Yao, Lixuan Chen, Xin Zhang
  • Patent number: 11908360
    Abstract: A charge detection circuit and a detection method thereof and a display panel are provided. A second storage capacitor is added to the charge detection circuit. The second storage capacitor can continuously accumulate the charge amount of a second thin film transistor. When a third thin film transistor is turned on, all the charges accumulated by the second storage capacitor flow into an integrator, so that second thin film transistor does not need to be operated in a linear region. Increasing the charge amount of the charge detection circuit is beneficial for the display panel to distinguish light sensor signals.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: February 20, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Sijia Wu, Xin Zhang, Jiangbo Yao, Haijun Wang
  • Publication number: 20240038784
    Abstract: An embodiment of the present application discloses a display panel manufacturing method and a display panel including a driver transistor, a storage capacitor, a switch transistor, and a sensing transistor vertically stacked. At leas two transistors are vertically stacked to solve a technical issue that a pixel in a conventional display panel employs a pixel circuit design of transistors and capacitors arranged along a direction parallel to the display panel to cause a lowered pixel density of the display panel to result in a lowered resolution of a display panel product.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Macai Lu, Jiangbo Yao
  • Publication number: 20240027848
    Abstract: A liquid crystal display panel includes a first display area, a second display area, and sub-pixels. The sub-pixels are arranged in an array. The sub-pixels comprise a first sub-pixel and a second sub-pixel. The first sub-pixel is disposed in the first display area, the second sub-pixel is disposed in the second display area, and thickness of photoresist of at least a part of the second sub-pixel is smaller than the thickness of the photoresist of the first sub-pixel. A liquid crystal display is also provided.
    Type: Application
    Filed: June 23, 2021
    Publication date: January 25, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Zhengyu FENG, Lei WEN, Jiangbo YAO
  • Publication number: 20240030241
    Abstract: An array substrate and a manufacturing method thereof, and a display panel are disclosed. The array substrate includes a substrate, a switching transistor, and a driving transistor. The switching transistor and the driving transistor are disposed on the substrate. An orthogonal projection of the switching transistor on the substrate is staggered from an orthogonal projection of the driving transistor on the substrate. A mobility of the switching transistor is greater than a mobility of the driving transistor, and a threshold voltage of the driving transistor is less than a threshold voltage of the switching transistor.
    Type: Application
    Filed: December 10, 2021
    Publication date: January 25, 2024
    Inventors: Chuanbao Luo, Jiangbo Yao
  • Publication number: 20240012278
    Abstract: A display panel and a display device are disclosed. The display panel includes drive transistors and photosensitive transistors disposed in a same layer of a first substrate. Each of the photosensitive transistors is correspondingly disposed in a gap between at least two adjacent color resist blocks. A plurality of pairs of first light-shielding support columns are disposed between the first substrate and a second substrate, a first end thereof is connected to the first substrate, and a second end thereof is connected to the second substrate. Wherein, each pair of the first light-shielding support columns is disposed corresponding to each of the photosensitive transistors by one to one.
    Type: Application
    Filed: May 28, 2021
    Publication date: January 11, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Haijun WANG, Jiangbo YAO
  • Patent number: 11869990
    Abstract: A display panel and a display device are provided. In the display panel, an upconversion material layer is configured to convert interactive light from a first wave band into a second wave band. A light-sensing transistor of a light-sensing circuit is configured to convert a light intensity signal of the interactive light into an electrical signal after the wave band of the interactive light is converted. A position-detecting circuit is configured to identify a position where the interactive light is irradiated according to the electrical signal. Therefore, the display panel can interact with light having relatively long wavelengths.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: January 9, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Wei Cui, Miao Jiang, Jiangbo Yao, Lixuan Chen, Xin Zhang
  • Publication number: 20230369339
    Abstract: An array substrate and a manufacturing method thereof are provided. The array substrate includes a substrate, an active layer, a first insulating layer, a first metal layer, a second insulating layer, and a second metal layer. The array substrate includes a thin film transistor (TFT) area, and the second metal layer includes a source-drain metal sub-layer located in the TFT area. The TFT area is defined with an active layer exposed area. The array substrate includes a barrier layer, and an orthographic projection of the barrier layer on the active layer at least partially covers an orthographic projection of the active layer exposed area on the active layer.
    Type: Application
    Filed: May 26, 2021
    Publication date: November 16, 2023
    Inventors: Macai LU, Jiangbo YAO