Patents by Inventor Songmei SUN

Songmei SUN 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: 20210202464
    Abstract: An electrostatic discharge unit, an array substrate and a display panel are provided. The electrostatic discharge unit includes: an active layer; a first gate electrode and a second gate electrode which are spaced apart from each other and are insulated from the active layer; and a first electrode and a second electrode which are spaced apart from each other and are respectively connected to the active layer. The first gate electrode is electrically connected to the first electrode, and the second gate electrode is electrically connected to the second electrode.
    Type: Application
    Filed: December 6, 2017
    Publication date: July 1, 2021
    Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Miao Zhang, Jing Sun, Wuxia Fu, Songmei Sun
  • Patent number: 11002862
    Abstract: A detector pixel, an array substrate, an apparatus and a method for detecting an intensity of a ray are provided. The detector pixel includes substrate, first transistor, second transistor, storage capacitor, photosensitive element, first control line, second control line, first data line and second data line. The first and the second transistors are dual-gate transistors; the first transistor has a bottom gate connected to the first control line, a top gate connected to the second control line, a first electrode connected to the storage capacitor, and a second electrode connected to the first data line; the second transistor has a bottom gate connected to the second control line, a top gate connected to the first control line, a first electrode connected to the storage capacitor, and a second electrode connected to the second data line; and the storage capacitor is connected to the photosensitive element.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: May 11, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Miao Zhang, Wuxia Fu, Songmei Sun, Ran Zhang
  • Patent number: 10885858
    Abstract: An array substrate, a display panel, a display device and a method for designing the display panel are provided. The array substrate includes a plurality of pixel units, wherein each of the pixel units includes a plurality of sub-pixels, each of the sub-pixels includes a pixel electrode, and the pixel electrode includes a plurality of strip-shaped sub-pixel electrodes arranged in a comb-teeth form, and the sub-pixels of one of the pixel units include at least two sub-pixels. A width of the strip-shaped sub-pixel electrode of any one of the at least two sub-pixels is different from a width of the strip-shaped sub-pixel electrode of any other one of the at least two sub-pixels, and/or an interval between the strip-shaped sub-pixel electrodes of any one of the at least two sub-pixels is different from an interval between the strip-shaped sub-pixel electrodes of any other one of the at least two sub-pixels.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: January 5, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jilei Gao, Jinliang Liu, Yang Zhang, Xuebing Jiang, Songmei Sun
  • Patent number: 10854130
    Abstract: A gate driving unit includes a first pull-down node control circuit, a second pull-down node control circuit and a pull-up node resetting circuit. The first/second pull-down node control circuit is configured to control a first/second pull-down node to be electrically connected to, or electrically disconnected from, a second/first control voltage end under the control of a potential at a pull-up node. The pull-up node resetting circuit is configured to control the pull-up node to be electrically connected to the second control voltage end under the control of a potential at the first pull-down node, and control the pull-up node to be electrically connected to the first control voltage end under the control of a potential at the second pull-down node.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: December 1, 2020
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zheng Wang, Jinliang Liu, Songmei Sun
  • Publication number: 20200294441
    Abstract: A gate driving unit includes a first pull-down node control circuit, a second pull-down node control circuit and a pull-up node resetting circuit. The first/second pull-down node control circuit is configured to control a first/second pull-down node to be electrically connected to, or electrically disconnected from, a second/first control voltage end under the control of a potential at a pull-up node. The pull-up node resetting circuit is configured to control the pull-up node to be electrically connected to the second control voltage end under the control of a potential at the first pull-down node, and control the pull-up node to be electrically connected to the first control voltage end under the control of a potential at the second pull-down node.
    Type: Application
    Filed: September 25, 2019
    Publication date: September 17, 2020
    Inventors: Zheng Wang, Jinliang Liu, Songmei Sun
  • Patent number: 10741132
    Abstract: A shift register circuit is disclosed that includes an input control circuit configured to set a first node at a first potential in response to an active pulse signal from a signal input terminal, an output control circuit configured to supply a clock signal from a first clock signal terminal to a signal output terminal in response to the first node being at the first potential, the first potential being less than a potential of the active pulse signal and greater than or equal to a potential for maintaining operation of the output control circuit, and a reset circuit configured to supply a reference voltage from a reference voltage terminal to the first node and the signal output terminal in response to a reset signal.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: August 11, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mo Chen, Jinliang Liu, Wuxia Fu, Huanyu Li, Songmei Sun
  • Publication number: 20200219901
    Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and a display panel are provided. The thin film transistor includes: a base substrate; and a gate electrode, a gate insulating layer, an active layer and a source/drain electrode layer which are on the base substrate. The source/drain electrode layer includes a source electrode and a drain electrode. The thin film transistor further includes a light blocking layer surrounding the active layer.
    Type: Application
    Filed: March 23, 2020
    Publication date: July 9, 2020
    Inventors: Jilei GAO, Xuebing JIANG, Songmei SUN, Peng WU, Jian ZHAO, Yang ZHANG, Mo CHEN
  • Publication number: 20200219456
    Abstract: An array substrate, a display panel, a display device and a method for designing the display panel are provided. The array substrate includes a plurality of pixel units, wherein each of the pixel units includes a plurality of sub-pixels, each of the sub-pixels includes a pixel electrode, and the pixel electrode includes a plurality of strip-shaped sub-pixel electrodes arranged in a comb-teeth form, and the sub-pixels of one of the pixel units include at least two sub-pixels. A width of the strip-shaped sub-pixel electrode of any one of the at least two sub-pixels is different from a width of the strip-shaped sub-pixel electrode of any other one of the at least two sub-pixels, and/or an interval between the strip-shaped sub-pixel electrodes of any one of the at least two sub-pixels is different from an interval between the strip-shaped sub-pixel electrodes of any other one of the at least two sub-pixels.
    Type: Application
    Filed: July 13, 2017
    Publication date: July 9, 2020
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jilei GAO, Jinliang LIU, Yang ZHANG, Xuebing JIANG, Songmei SUN
  • Patent number: 10657863
    Abstract: The embodiments of the present disclosure provide a shift register, a method for driving the same, and a gate driving circuit. A pull-down sub-circuit of the shift register is under the control of a third clock signal terminal and a fourth clock signal terminal, wherein signals of the third clock signal terminal and the fourth clock signal terminal are mutually inverted signals, and signal periods of the third clock signal terminal and the fourth clock signal terminal are a half of a signal period of a first clock signal terminal or a second clock signal terminal.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: May 19, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Miao Zhang, Jing Sun, Wuxia Fu, Songmei Sun, Fangqing Li, Huanyu Li
  • Patent number: 10636816
    Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and a display panel are provided. The thin film transistor includes: a base substrate; and a gate electrode, a gate insulating layer, an active layer and a source/drain electrode layer which are on the base substrate. The source/drain electrode layer includes a source electrode and a drain electrode. The thin film transistor further includes a light blocking layer surrounding the active layer.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: April 28, 2020
    Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Jilei Gao, Xuebing Jiang, Songmei Sun, Peng Wu, Jian Zhao, Yang Zhang, Mo Chen
  • Publication number: 20200049839
    Abstract: A detector pixel, an array substrate, an apparatus and a method for detecting an intensity of a ray are provided. The detector pixel includes substrate, first transistor, second transistor, storage capacitor, photosensitive element, first control line, second control line, first data line and second data line. The first and the second transistors are dual-gate transistors; the first transistor has a bottom gate connected to the first control line, a top gate connected to the second control line, a first electrode connected to the storage capacitor, and a second electrode connected to the first data line; the second transistor has a bottom gate connected to the second control line, a top gate connected to the first control line, a first electrode connected to the storage capacitor, and a second electrode connected to the second data line; and the storage capacitor is connected to the photosensitive element.
    Type: Application
    Filed: July 2, 2019
    Publication date: February 13, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Miao ZHANG, Wuxia FU, Songmei SUN, Ran ZHANG
  • Patent number: 10541039
    Abstract: A shift register circuit includes a set circuit, a first reset circuit, a first control circuit, and an output circuit. The output circuit is configured to change an active potential at the first node further away from an inactive potential in response to a first clock signal transferred to a signal output terminal being active, and the first control circuit is further configured to, responsive to the first clock signal transferred to the signal output terminal being active, restrict a change in the active potential at the first node based on a second reference voltage from a second reference voltage, the second reference voltage having a magnitude between an active input pulse and the inactive potential.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: January 21, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yang Zhang, Jinliang Liu, Mo Chen, Jian Zhao, Jilei Gao, Songmei Sun
  • Patent number: 10510296
    Abstract: Disclosed is a pixel driving circuit, comprising a driving control circuit, a first driving circuit and a second driving circuit. The driving control circuit is configured to control one of the first driving circuit and the second driving circuit to be turned on under the condition the first scanning line outputs an effective voltage signal, and control the other of the first driving circuit and the second driving circuit to be turned on under the condition the second scanning line outputs an effective voltage signal. The first driving circuit is configured to drive the light emitting circuit to emit light under control of the driving control circuit. The second driving circuit is configured to drive the light emitting circuit to emit light under control of the driving control circuit.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: December 17, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mo Chen, Xiong Xiong, Jilei Gao, Songmei Sun
  • Patent number: 10339865
    Abstract: The present disclosure provides a pixel driver circuit, a pixel circuit, a display panel and a display device. The pixel driver circuit includes two pixel driving units having an identical structure. Each pixel driving unit includes a driving transistor and a driving control module. A gate electrode of the driving transistor is connected to the driving control module, a first electrode thereof receives a first power voltage, and a second electrode thereof is connected to the driving control module and a light-emitting element. The driving control module is connected to a data line, a gate line, and the gate electrode and the second electrode of the driving transistor, and controls a potential at the gate electrode of the driving transistor in accordance with a data voltage applied to the data line under control of a gate driving signal from the gate line, so as to turn on/off the driving transistor.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: July 2, 2019
    Assignees: BOE TECHNOLOGY GROUP CO. LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Mo Chen, Jian Zhao, Miao Zhang, Jing Sun, Songmei Sun
  • Patent number: 10241145
    Abstract: The present disclosure provides a gate driving circuit, a method for detecting the gate driving circuit, an array substrate and a display apparatus. The gate driving circuit comprises a plurality of cascaded gate driving units, access units, a first signal line and a second signal line. Each access unit is connected to its corresponding gate driving unit and the gate driving unit at the next stage to its corresponding gate driving unit. The access unit corresponding to the gate driving unit at each odd stage is connected to the first signal line such that the first signal line detects an output signal from that gate driving unit via the access unit, and the access unit corresponding to the gate driving unit at each even stage is connected to the second signal line such that the second signal line detects an output signal from that gate driving unit via the access unit.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: March 26, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Miao Zhang, Jinliang Liu, Mo Chen, Jing Sun, Songmei Sun
  • Publication number: 20190080779
    Abstract: A shift register circuit includes a set circuit, a first reset circuit, a first control circuit, and an output circuit. The output circuit is configured to change an active potential at the first node further away from an inactive potential in response to a first clock signal transferred to a signal output terminal being active, and the first control circuit is further configured to, responsive to the first clock signal transferred to the signal output terminal being active, restrict a change in the active potential at the first node based on a second reference voltage from a second reference voltage, the second reference voltage having a magnitude between an active input pulse and the inactive potential.
    Type: Application
    Filed: September 26, 2017
    Publication date: March 14, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yang ZHANG, Jinliang LIU, Mo CHEN, Jian ZHAO, Jilei GAO, Songmei SUN
  • Publication number: 20190074302
    Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and a display panel are provided. The thin film transistor includes: a base substrate; and a gate electrode, a gate insulating layer, an active layer and a source/drain electrode layer which are on the base substrate. The source/drain electrode layer includes a source electrode and a drain electrode. The thin film transistor further includes a light blocking layer surrounding the active layer.
    Type: Application
    Filed: September 28, 2017
    Publication date: March 7, 2019
    Inventors: Jilei GAO, Xuebing JIANG, Songmei SUN, Peng WU, Jian ZHAO, Yang ZHANG, Mo CHEN
  • Publication number: 20190057635
    Abstract: The embodiments of the present disclosure provide a shift register, a method for driving the same, and a gate driving circuit. A pull-down sub-circuit of the shift register is under the control of a third clock signal terminal and a fourth clock signal terminal, wherein signals of the third clock signal terminal and the fourth clock signal terminal are mutually inverted signals, and signal periods of the third clock signal terminal and the fourth clock signal terminal are a half of a signal period of a first clock signal terminal or a second clock signal terminal.
    Type: Application
    Filed: June 19, 2018
    Publication date: February 21, 2019
    Inventors: Miao Zhang, Jing Sun, Wuxia Fu, Songmei Sun, Fangqing Li, Huanyu Li
  • Publication number: 20190012970
    Abstract: A shift register circuit is disclosed that includes an input control circuit configured to set a first node at a first potential in response to an active pulse signal from a signal input terminal, an output control circuit configured to supply a clock signal from a first clock signal terminal to a signal output terminal in response to the first node being at the first potential, the first potential being less than a potential of the active pulse signal and greater than or equal to a potential for maintaining operation of the output control circuit, and a reset circuit configured to supply a reference voltage from a reference voltage terminal to the first node and the signal output terminal in response to a reset signal.
    Type: Application
    Filed: August 10, 2017
    Publication date: January 10, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD .
    Inventors: Mo CHEN, Jinliang LIU, Wuxia FU, Huanyu LI, Songmei SUN
  • Publication number: 20180315376
    Abstract: Disclosed is a pixel driving circuit, comprising a driving control circuit, a first driving circuit and a second driving circuit. The driving control circuit is configured to control one of the first driving circuit and the second driving circuit to be turned on under the condition the first scanning line outputs an effective voltage signal, and control the other of the first driving circuit and the second driving circuit to be turned on under the condition the second scanning line outputs an effective voltage signal. The first driving circuit is configured to drive the light emitting circuit to emit light under control of the driving control circuit. The second driving circuit is configured to drive the light emitting circuit to emit light under control of the driving control circuit.
    Type: Application
    Filed: June 28, 2017
    Publication date: November 1, 2018
    Inventors: Mo CHEN, Xiong XIONG, Jilei GAO, Songmei SUN