Patents by Inventor Tiansheng Li

Tiansheng 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: 20220214463
    Abstract: Provided is a pixel sensing circuit, including a signal generation sub-circuit, a reset sub-circuit, an amplification sub-circuit, and a read sub-circuit. The reset sub-circuit is configured to provide a signal of a first power supply line to a first node under control of a reset signal line. The signal generation sub-circuit is configured to detect a light signal and convert the detected light signal into an electrical signal. The amplification sub-circuit is configured to provide an amplified electrical signal to a second node according to a signal provided by a second power supply line and under control of the first node. The read sub-circuit is configured to output the amplified electrical signal to a signal read line under control of a scan signal line.
    Type: Application
    Filed: August 31, 2021
    Publication date: July 7, 2022
    Inventors: Dexi KONG, Cheng LI, Kunjing CHUNG, Lin ZHOU, Jingjie SU, Jie ZHANG, Tiansheng LI, Ziran LIU, Jin CHENG
  • Patent number: 11209381
    Abstract: A medical detection substrate and a manufacturing method thereof, a medical detection chip and a medical detection system are provided. The medical detection substrate includes: a substrate, and a detection unit on the substrate; the detection unit includes two groups of test electrodes, the substrate includes a plurality of recessed portions, and the at least two groups of test electrodes are located in the plurality of recessed portions and spaced apart by insulation bank portions. The two groups of test electrodes are insulated and spaced apart by the insulation bank portions, so as to effectively avoid a transverse interference electric field to be generated between the two groups of test electrodes, thereby effectively improving the detection accuracy and sensitivity of the medical detection substrate, and providing a reliable basis for disease diagnosis.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: December 28, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenyu Xie, Zhenyu Hao, Yuekai Gao, Lijun Mao, Tiansheng Li
  • Patent number: 11158657
    Abstract: A method for manufacturing a ray detector array substrate is provided, comprising: forming a thin film transistor, a first data line and a receiving electrode on a base substrate; forming a first passivation layer on the base substrate; forming a first via hole and a second via hole in regions of the first passivation layer corresponding to the first data line and the receiving electrode, respectively; forming a photoelectric conversion layer covering the first passivation layer on the base substrate, the first via hole and the second via hole being filled with a material of the photoelectric conversion layer; etching the photoelectric conversion layer to retain a first portion of the photoelectric conversion layer inside the first via hole, and a second portion of the photoelectric conversion layer above and corresponding to the second via hole.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: October 26, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenyu Xie, Lijun Mao, Tiansheng Li
  • Publication number: 20210223199
    Abstract: A medical detection substrate and a manufacturing method thereof, a medical detection chip and a medical detection system are provided. The medical detection substrate includes: a substrate, and a detection unit on the substrate; the detection unit includes two groups of test electrodes, the substrate includes a plurality of recessed portions, and the at least two groups of test electrodes are located in the plurality of recessed portions and spaced apart by insulation bank portions. The two groups of test electrodes are insulated and spaced apart by the insulation bank portions, so as to effectively avoid a transverse interference electric field to be generated between the two groups of test electrodes, thereby effectively improving the detection accuracy and sensitivity of the medical detection substrate, and providing a reliable basis for disease diagnosis.
    Type: Application
    Filed: February 2, 2018
    Publication date: July 22, 2021
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Zhenyu XIE, Zhenyu HAO, Yuekai GAO, Lijun MAO, Tiansheng LI
  • Publication number: 20210069334
    Abstract: A method of stabilizing an aqueous protein or antibody formulation is disclosed herein. Additionally, stable pharmaceutical formulations are contemplated which comprise a biologically active protein, a destabilizing concentration of preservative and a stabilizing concentration of osmolyte.
    Type: Application
    Filed: April 22, 2020
    Publication date: March 11, 2021
    Inventors: Tiansheng LI, Christopher James SLOEY
  • Publication number: 20210033624
    Abstract: The present invention relates to a device and method capable of rapid and automated online measurement of antibody titers in antibody production. The device incorporates a fully automated affinity-column based instrument.
    Type: Application
    Filed: April 2, 2020
    Publication date: February 4, 2021
    Inventors: Guiyang Li, Tiansheng LI
  • Patent number: 10788907
    Abstract: The technical solution provides a touch display substrate, a fabrication method thereof, and a touch display device. The touch display substrate includes a conductive bridge (9) and a touch-control signal lead (7) formed over a base substrate (1). The touch-control signal lead (7) is in contact with a first surface portion of the conductive bridge (9). A passivation layer (2) is formed over the touch-control signal lead (7) and the conductive bridge (9). The passivation layer (2) includes a via-hole (3) to expose a second surface portion of the conductive bridge (9). A touch electrode (8) is formed over the passivation layer (2) and being connected to the conductive bridge (9). Through the via-hole (3), the touch electrode (8) is connected to the conductive bridge (9) and further connected to the touch-control signal lead (7).
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: September 29, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tiansheng Li, Zhenyu Xie
  • Publication number: 20200276313
    Abstract: A stable pharmaceutical formulation is provided that comprises a biologically active protein and an excipient selected from caritine, creatine or creatinine.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Inventors: Christopher James Sloey, Camille Vergara, Jason Ko, Tiansheng Li
  • Publication number: 20200219917
    Abstract: A method for manufacturing a ray detector array substrate is provided, comprising: forming a thin film transistor, a first data line and a receiving electrode on a base substrate; forming a first passivation layer on the base substrate; forming a first via hole and a second via hole in regions of the first passivation layer corresponding to the first data line and the receiving electrode, respectively; forming a photoelectric conversion layer covering the first passivation layer on the base substrate, the first via hole and the second via hole being filled with a material of the photoelectric conversion layer; etching the photoelectric conversion layer to retain a first portion of the photoelectric conversion layer inside the first via hole, and a second portion of the photoelectric conversion layer above and corresponding to the second via hole.
    Type: Application
    Filed: April 24, 2019
    Publication date: July 9, 2020
    Inventors: Zhenyu XIE, Lijun MAO, Tiansheng LI
  • Patent number: 10668154
    Abstract: A method of stabilizing an aqueous protein or antibody formulation is disclosed herein. Additionally, stable pharmaceutical formulations are contemplated which comprise a biologically active protein, a destabilizing concentration of preservative and a stabilizing concentration of osmolyte.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: June 2, 2020
    Assignee: Amgen Inc.
    Inventors: Tiansheng Li, Christopher James Sloey
  • Patent number: 10653781
    Abstract: A stable pharmaceutical formulation is provided that comprises a biologically active protein and an excipient selected from carnitine, creatine or creatinine.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: May 19, 2020
    Assignee: AMGEN INC.
    Inventors: Christopher James Sloey, Camille Gleason, Jason Ko, Tiansheng Li
  • Publication number: 20190232280
    Abstract: A sample testing apparatus for characterizing at least one target molecule in a testing sample includes a substrate and at least one detection device over the substrate. Each detection device includes a plurality of electrodes, a plurality of data lines, and a probe. Each electrode is configured, upon reaction of the probe with one of the at least one target molecule, to sense an electrical signal, and then to transmit the electrical signal via the one data line. Each data line includes a first film layer and at least one other film layer disposed over the first film layer. The first film layer can be at a substantially same layer, and have a first composition substantially same, as the electrodes. One or more of the at least one other film layer can have a composition having a relatively lower electric resistance than the first composition.
    Type: Application
    Filed: May 17, 2017
    Publication date: August 1, 2019
    Applicant: Beijing Boe Optoelectronics Technology Co., Ltd.
    Inventor: Tiansheng LI
  • Patent number: 10217774
    Abstract: The technical disclosure relates to a thin film transistor and a manufacturing method thereof, an array substrate and a display device. The thin film transistor comprises a base substrate, a gate electrode, an active layer, source/drain electrodes, a pixel electrode and one or more insulating layers, wherein at least one of the insulating layers comprises a bottom insulating sub-layer and a top insulating sub-layer, the top insulating sub-layer having a hydrogen content higher than that of the bottom insulating sub-layer.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: February 26, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Zhenyu Xie, Shaoying Xu, Tiansheng Li, Changjiang Yan, Jing Li, Zongmin Tian
  • Patent number: 10204936
    Abstract: An array substrate includes a display region and a Gate driver On Array (GOA) region. In the GOA region, a gate metal electrode, a gate insulating layer, an active layer, a transition layer, and a source-drain metal electrode are formed in sequence from bottom to top, and a via hole is provided penetrating the transition layer, the active layer and the gate insulating layer, the source-drain metal electrode is electrically connected to the gate metal electrode through the via hole; and at an edge of the via hole, there is formed an angle opening upward at edges of the transition layer and the active layer. There are further disclosed a manufacturing method of the array substrate and a display device provided with the array substrate.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tiansheng Li, Jian Guo, Zhenyu Xie
  • Publication number: 20180341355
    Abstract: The technical solution provides a touch display substrate, a fabrication method thereof, and a touch display device. The touch display substrate includes a conductive bridge (9) and a touch-control signal lead (7) formed over a base substrate (1). The touch-control signal lead (7) is in contact with a first surface portion of the conductive bridge (9). A passivation layer (2) is formed over the touch-control signal lead (7) and the conductive bridge (9). The passivation layer (2) includes a via-hole (3) to expose a second surface portion of the conductive bridge (9). A touch electrode (8) is formed over the passivation layer (2) and being connected to the conductive bridge (9). Through the via-hole (3), the touch electrode (8) is connected to the conductive bridge (9) and further connected to the touch-control signal lead (7).
    Type: Application
    Filed: June 26, 2015
    Publication date: November 29, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tiansheng Li, Zhenyu Xie
  • Patent number: 10128281
    Abstract: A fabrication method includes preparing a base substrate, the base substrate including a pixel region and a region of gate on array (GOA); forming a pattern including a gate electrode and a pattern of an active layer on the base substrate, and forming a gate lead on the region of GOA, by a first patterning process; forming a pattern of a gate insulating layer by a second patterning process; forming a pattern including a source/drain electrode by a third patterning process; forming a pattern of a planarization layer by a fourth patterning layer; and forming a pattern including a pixel electrode by a fifth patterning layer. Here, the pattern including the gate electrode and the pattern including the active layer are formed by one patterning process, which can reduce the number of masks in the fabrication process of the array substrate, improve production efficiency and save the cost.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: November 13, 2018
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xiaohui Jiang, Jian Guo, Tiansheng Li
  • Patent number: 9985140
    Abstract: A pixel array structure and manufacturing method thereof, an array substrate and a display device are provided. The manufacturing method of the pixel array structure includes: forming a doped active layer over an active layer, the doped active layer having a portion with a larger thickness and a portion with a smaller thickness; forming a source/drain metal layer on the doped active layer and the active layer; conducting an etching process on the source/drain metal layer, so as to form a source electrode and a drain electrode, one of which partially covers the portion of the doped active layer with a larger thickness; conducting an etching process on the doped active layer and the active layer in a region between the source electrode and the drain electrode, forming an optimized channel. With the manufacturing method, the on-state current of a channel of a thin film transistor can be raised.
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: May 29, 2018
    Assignees: BOE Technologies Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventor: Tiansheng Li
  • Patent number: 9972546
    Abstract: An etching time detection means and an etching time detection method for an etching device. The detection means comprises: a light wave emitter fixed on one substrate of the etching device, a light wave receiver fixed on another substrate and opposed to the light wave emitter, a detection system communicated with the light wave emitter and the light wave receiver for receiving light intensity signals and calculating etching time. With the detection means and the detection method, the automatical detection of etching time can be achieved and the deviation caused by visual observation can be effectively avoided.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: May 15, 2018
    Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tiansheng Li, Changjiang Yan, Shaoying Xu, Zhenyu Xie, Xiaohui Jiang
  • Publication number: 20180046212
    Abstract: A low-dropout regulator, including: a dynamic pole tracking circuit having an active load, a voltage-to-current converter, a current amplifier, a bias circuit, a regulating transistor, a first feedback resistor, a second feedback resistor, and a first capacitor. The dynamic pole tracking circuit includes: a first PMOS, a second PMOS, a first resistor, and a second resistor. The voltage-to-current converter includes: a first NMOS, a second NMOS, a third NMOS, a fourth NMOS, a fifth NMOS, a sixth NMOS, a seventh NMOS, an eighth NMOS, a third PMOS, a fourth PMOS, a seventh PMOS, an eighth PMOS. The current amplifier includes: a fifth PMOS, a sixth PMOS, a ninth NMOS, a tenth NMOS, and a third resistor. The bias circuit includes: a ninth PMOS, a tenth PMOS, an eleventh PMOS, an eleventh NMOS, a twelfth NMOS, a thirteenth NMOS, and a fourth resistor.
    Type: Application
    Filed: December 22, 2016
    Publication date: February 15, 2018
    Inventors: Xin MING, Tiansheng LI, Jun XU, Zhuo WANG, Bo ZHANG
  • Patent number: 9891644
    Abstract: A low-dropout regulator, including: a dynamic pole tracking circuit having an active load, a voltage-to-current converter, a current amplifier, a bias circuit, a regulating transistor, a first feedback resistor, a second feedback resistor, and a first capacitor. The dynamic pole tracking circuit includes: a first PMOS, a second PMOS, a first resistor, and a second resistor. The voltage-to-current converter includes: a first NMOS, a second NMOS, a third NMOS, a fourth NMOS, a fifth NMOS, a sixth NMOS, a seventh NMOS, an eighth NMOS, a third PMOS, a fourth PMOS, a seventh PMOS, an eighth PMOS. The current amplifier includes: a fifth PMOS, a sixth PMOS, a ninth NMOS, a tenth NMOS, and a third resistor. The bias circuit includes: a ninth PMOS, a tenth PMOS, an eleventh PMOS, an eleventh NMOS, a twelfth NMOS, a thirteenth NMOS, and a fourth resistor.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: February 13, 2018
    Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA
    Inventors: Xin Ming, Tiansheng Li, Jun Xu, Zhuo Wang, Bo Zhang