Patents by Inventor Haisheng Wang

Haisheng Wang 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: 11002750
    Abstract: Method and apparatus for electronic detection and determination includes detecting a signal T0 in a detection zone and a signal R0 in a reference zone before a sample is added; adding a sample and detecting the signals in each of the detection zone and the reference zone at an interval of a second preset period; calculating a judgement value based on 2k immediately previous signals in each of the detection zone and the reference zone, the signal T0 in the detection zone before the sample is added, and the signal R0 in the reference zone before the sample is added, each time when k successive signals are detected in each of the detection zone and the reference zone; and determining a judgement result based on m successive judgement values and a preset result threshold corresponding to a current detection time.
    Type: Grant
    Filed: May 11, 2015
    Date of Patent: May 11, 2021
    Inventors: Haisheng Hu, Zanxun Cen, Guiyang Li, Hong Luo, Jihua Wang
  • Patent number: 11003886
    Abstract: At least one embodiment of this disclosure provides a display apparatus for solving the problem of a low identification precision due to a relatively large distance between the finger and the fingerprint identification device. The display apparatus comprises a display panel and at least one fingerprint identification device. Each fingerprint identification device comprises a plurality of identification units arranged in an array, each identification unit being provided with a photosensitive element. The photosensitive element is used for performing photoelectric conversion of incident light. The fingerprint identification device further comprises a collimating filter layer arranged on a light entrance surface of the photosensitive element.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: May 11, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Xu, Xue Dong, Haisheng Wang, Yingming Liu, Pinchao Gu, Changfeng Li, Qingrong Ren
  • Publication number: 20210134222
    Abstract: A pixel circuit includes a driving sub-circuit and a photosensitive detection circuit. The driving sub-circuit is coupled to a self-luminescent device. The driving sub-circuit is configured to drive the self-luminescent device to emit light. The photosensitive detection circuit is configured to detect a luminance of the self-luminescent device, and transmit an electrical signal for characterizing the luminance of the self-luminescent device to a signal readout terminal.
    Type: Application
    Filed: March 6, 2019
    Publication date: May 6, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Wei LIU, Changfeng LI
  • Publication number: 20210134896
    Abstract: A display panel includes a sub-pixel array and a plurality of photosensitive units. The sub-pixel array includes as first sub-pixel, a second sub-pixel and a third sub-pixel that are capable of emitting light of different colors. The plurality of photosensitive units are disposed under a light-emitting surface of the sub-pixel array. Each of the plurality of photosensitive units includes a photosensitive device, and the photosensitive device includes a photosensitive layer; and an orthographic projection of the photosensitive layer in the photosensitive device on a panel surface of the display panel has overlapping regions with orthographic projections of the first sub-pixel, the second sub-pixel and the third sub-pixel on the panel surface of the display panel.
    Type: Application
    Filed: December 25, 2019
    Publication date: May 6, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yuzhen GUO, Xiaochuan CHEN, Lei WANG, Haisheng WANG, Yingming LIU, Lijun ZHAO, Changfeng LI
  • Patent number: 10997387
    Abstract: Provided is a fingerprint recognition circuit, including a resetting sub-circuit, a fingerprint sensing sub-circuit, a signal acquiring sub-circuit, and a driving sub-circuit, the resetting sub-circuit is connected to the reading node, the resetting port, a first port for resetting the reading node; the fingerprint sensing sub-circuit is connected to the reading node for acquiring fingerprint information, converting it into a detection signal to output to the reading node; the signal acquiring sub-circuit is connected to the reading node, the driving sub-circuit and a power port to output a signal of the reading node to the driving sub-circuit; the driving sub-circuit is connected to a reading port, the signal acquiring sub-circuit, an output port and a second port, outputs the signal output by the signal acquiring sub-circuit through the reading port in a fingerprint recognition stage, outputs the signal of the reading port to the output port in a display stage.
    Type: Grant
    Filed: February 24, 2018
    Date of Patent: May 4, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changfeng Li, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Rui Xu, Pengpeng Wang, Wei Liu, Pinchao Gu, Yunke Qin, Yuzhen Guo, Pengcheng Lu
  • Publication number: 20210124441
    Abstract: Disclosed are a display substrate, a display device and a detection method by using a display device. The display substrate includes at least one sub-pixel. the at least one sub-pixel includes a first region and a second region, and the at least one sub-pixel includes a light emitting element which is arranged in the first region, and a pixel circuit structure and a photosensitive stucture which are arranged in the second region, the pixel circuit structure and the photosensitive structure are stacked, and the photosensitive structure is closer to a light exiting side of the display substrate than the pixel circuit structure.
    Type: Application
    Filed: October 23, 2019
    Publication date: April 29, 2021
    Inventors: Xiaoliang DING, Haisheng WANG, Yingming LIU, Pengpeng WANG, Likai DENG, Yangbing LI, Xueyou CAO, Ping ZHANG
  • Publication number: 20210124896
    Abstract: A texture detection circuit, a charging circuit, driving methods and a touch display panel are provided. The texture detection circuit includes a first photosensitive element and a switching sub-circuit. A first electrode of the first photosensitive element is connected with a signal readout line. A second electrode of the first photosensitive element is connected with the switching sub-circuit. The switching sub-circuit is connected with a reverse power end and a charging sub-circuit, and is configured to switch a connection state of the second electrode of the first photosensitive element between a first connection state and a second connection state. The first connection state is a state in which the second electrode of the first photosensitive element is connected with the reverse power end. The second connection state is a state in which the second electrode of the first photosensitive element is connected with the charging sub-circuit.
    Type: Application
    Filed: May 25, 2020
    Publication date: April 29, 2021
    Inventors: Xiaoliang Ding, Haisheng Wang, Lei Wang, Yunke Qin, Yingming Liu
  • Patent number: 10990794
    Abstract: An operation method of a texture recognition device and a texture recognition device are provided. The texture recognition device includes a light source array and an image sensor array; the light source array includes a plurality of light sources; the image sensor array includes a plurality of image sensors, which are configured to receive light emitted from the light sources and reflected to the image sensors by a texture for a texture collection; the operation method includes: in a process of the texture collection performed by the image sensor array, lighting a first group of light sources continuously arranged in a first pattern at a first moment, so that the first group of light sources continuously arranged in the first pattern serve as a photosensitive light source for the image sensor array, in which a length-width ratio of a region occupied by the first pattern is larger than two.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: April 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoquan Hai, Haisheng Wang, Lei Wang
  • Patent number: 10991735
    Abstract: The present disclosure provides an optical detection pixel unit, an optical detection pixel circuit, an optical detection method and a display device. The optical detection pixel unit comprise a photosensitive element and a detection transistor, wherein the photosensitive element has a first electrode connected with a photovoltage terminal, and a second electrode connected with a gate of the detection transistor; the photosensitive element is configured to detect an optical signal under the control of the photovoltage terminal; and the detection transistor has a first electrode connected with a detection voltage line, and a second electrode connected with a reading line.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: April 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Chihjen Cheng, Pengpeng Wang, Yanling Han, Wei Liu
  • Publication number: 20210117640
    Abstract: A fingerprint identification and detection circuit, a fingerprint identification and detection method and a display device are provided. The fingerprint identification and detection circuit includes a storage capacitor, a capacitor control circuit and a photoelectric conversion element; the photoelectric conversion element is configured to, when in a photoelectric conversion state, convert a received optical signal into a corresponding electrical signal; the capacitor control circuit is provided between the storage capacitor and the photoelectric conversion element, and is configured to perform control to store at least part of the electrical signal to the storage capacitor under control of a capacitor control signal.
    Type: Application
    Filed: October 16, 2019
    Publication date: April 22, 2021
    Inventors: Xueyou CAO, Xiaoliang DING, Haisheng WANG, Wenjuan WANG, Pengpeng WANG, Yapeng LI, Ping ZHANG, Likai DENG
  • Patent number: 10975085
    Abstract: The present invention is related to processes for preparing a composition comprising (R)-3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile, and related synthetic intermediate compounds. This compound is useful as an inhibitor of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: April 13, 2021
    Assignees: Incyte Holdings Corporation, Incyte Corporation
    Inventors: Jiacheng Zhou, James D. Rodgers, Haisheng Wang
  • Patent number: 10976854
    Abstract: Embodiments of the present disclosure provide a force touch display panel, a detection method thereof, and a display apparatus. The force touch display panel includes: a substrate; a display structure disposed in a display area on the substrate; and a force common electrode layer, a piezoelectric material layer, and a force sense electrode layer, which are stacked in sequence over the display structure. The force sense electrode layer includes a force sense electrode configured for identifying different forces, and the force sense electrode additionally serves as a touch detection electrode configured for identifying a touch operation.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: April 13, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuzhen Guo, Xue Dong, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Xueyou Cao, Lijun Zhao, Chihjen Cheng
  • Patent number: 10977476
    Abstract: A dermatoglyphics data acquisition device, an acquisition method thereof and a display device are disclosed. The acquisition method of dermatoglyphics data includes: detecting a touch region of a dermatoglyphics on a touch device by a capacitive touch control circuit; selecting a touch center region in the touch region and selecting a characteristic region in the touch center region by a controller, according to a signal amount distribution of a touch signal generated by dermatoglyphics contact in the touch region, and determining the characteristic region as a dermatoglyphics scan region by the controller; and scanning a dermatoglyphics in the dermatoglyphics scan region and generating the dermatoglyphics data by a dermatoglyphics identification circuit.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: April 13, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaochuan Chen, Shengji Yang, Ming Yang, Wei Liu, Hongjuan Liu, Qian Wang
  • Patent number: 10979005
    Abstract: Embodiments of the present disclosure provide a current amplification circuitry and a driving method thereof, and a fingerprint detection device. The current amplification circuitry includes a voltage control circuit, a plurality of first current amplification circuits, and a second current amplification circuit. The voltage control circuit provides a voltage control signal to the plurality of first current amplification circuits. The first current amplification circuit includes a current mirror, and the current mirror is coupled to a voltage input terminal, the voltage control circuit, and a first input terminal of the second current amplification circuit. The first current amplification circuit amplifies a current from the voltage input terminal according to the voltage control signal provided by the voltage control circuit, and provides the amplified current to the second current amplification circuit.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: April 13, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Yingming Liu, Xueyou Cao, Ping Zhang, Yanling Han
  • Patent number: 10970517
    Abstract: An operation method of a texture recognition device and a texture recognition device are provided. The texture recognition device includes a light source array and an image sensor array; the light source array includes a plurality of light sources; the image sensor array includes a plurality of groups of image sensors; and the operation method includes: in a first period, allowing the light source array to operate to provide a first photosensitive light source, allowing a first group of image sensors that can receive first light emitted by the first photosensitive light source and reflected by the texture to be in a state of sensing and generating a detection electrical signal, and allowing at least one group of image sensors that can receive the first light except the first group of image sensors to be in a state of not sensing and not generating a detection electrical signal.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: April 6, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Wang, Haisheng Wang, Changfeng Li, Xiaoquan Hai, Lin Zhang
  • Patent number: 10970514
    Abstract: Provided are a compensation structure and a driving method thereof, a display panel, and a display device. The compensation structure includes a photoelectric sensing circuit, a fingerprint recognition circuit and a compensation circuit. The photoelectric sensing circuit is configured to respectively generate a first electric signal and a second electric signal according to received first optical signal and second optical signal. The fingerprint recognition circuit is configured to be connected to the photoelectric sensing circuit to receive the first electric signal, and to employ the first electric signal to determine a fingerprint pattern. The compensation circuit is configured to be connected to the photoelectric sensing circuit to receive the second electric signal, and to employ the second electric signal to perform optical compensation so as to adjust the first electric signal.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: April 6, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Haisheng Wang, Xiaoliang Ding, Chih Jen Cheng, Yanling Han, Wei Liu, Pengpeng Wang, Ping Zhang
  • Patent number: 10969613
    Abstract: A fingerprint identification display device, includes: a display panel having a plurality of display units defined therein, and at least some of the plurality of display units are located in a fingerprint identification region, each of which comprises display subpixels and an identification subpixel; a light guide plate; one or more light emitting components configured to make detection light emitted therefrom travel in the light guide plate in a total reflection manner; a first polarizer comprising a first region and a second region with perpendicular polarization directions, and a second polarizer comprising a third region and a fourth region with perpendicular polarization directions, wherein the first region and the third region correspond to the display subpixels and have perpendicular polarization directions, and the second region and the fourth region correspond to the identification subpixel; and a photosensitive sensing unit disposed at the second polarizer, and corresponding to the identification su
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: April 6, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Yingming Liu, Rui Xu, Wei Liu, Pengpeng Wang
  • Publication number: 20210097251
    Abstract: The present disclosure relates to a circuit for fingerprint identification and a driving method thereof, a display panel, and a display device. The circuit for fingerprint identification of the present disclosure includes a voltage adjustment circuit, a photodiode, and a signal output circuit; wherein the voltage adjustment circuit is electrically connected with an anode of the photodiode, and the signal output circuit is electrically connected with a cathode of the photodiode; the voltage adjustment circuit is configured to adjust an anode voltage input to the photodiode to enable the photodiode to work in a linear region; and the signal output circuit is configured to amplify and output a signal output by the photodiode.
    Type: Application
    Filed: April 29, 2020
    Publication date: April 1, 2021
    Inventors: Xueyou CAO, Pengpeng WANG, Wenjuan WANG, Xiaoliang DING, Haisheng WANG, Ping ZHANG
  • Publication number: 20210088821
    Abstract: A fingerprint identification display device, includes: a display panel having a plurality of display units defined therein, and at least some of the plurality of display units are located in a fingerprint identification region, each of which comprises display subpixels and an identification subpixel; a light guide plate; one or more light emitting components configured to make detection light emitted therefrom travel in the light guide plate in a total reflection manner; a first polarizer comprising a first region and a second region with perpendicular polarization directions, and a second polarizer comprising a third region and a fourth region with perpendicular polarization directions, wherein the first region and the third region correspond to the display subpixels and have perpendicular polarization directions, and the second region and the fourth region correspond to the identification subpixel; and a photosensitive sensing unit disposed at the second polarizer, and corresponding to the identification su
    Type: Application
    Filed: September 26, 2017
    Publication date: March 25, 2021
    Inventors: Xiaoliang DING, Haisheng WANG, Yingming LIU, Rui XU, Wei LIU, Pengpeng WANG
  • Patent number: 10957746
    Abstract: The present disclosure relates to the field of display technologies, and provides a touch substrate and a display panel. Specifically, the touch substrate comprises: a pixel array and a light sensing device array arranged oppositely; a light shielding layer between the pixel array and the light sensing device array; and a lens array on a side of the light shielding layer remote from the light sensing device array. The pixel array comprises a plurality of pixel units, each pixel unit comprising a plurality of sub-pixels. The lens array comprises a plurality of lens units. The light sensing device array comprises a plurality of light sensing devices. The light shielding layer is provided with a plurality of via holes.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: March 23, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changfeng Li, Xue Dong, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Rui Xu, Pinchao Gu, Pengcheng Lu