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: 11237672
    Abstract: A display apparatus for detecting three-dimensional (3D) spatial information. The display apparatus includes a display panel having a plurality of active subpixels in a display area configured with multiple gaps respectively between at least some active subpixels, the display panel including a counter substrate at front and a backplane substrate at back; an optical layer at a back side of the backplane substrate; multiple light sensors attached discretely on a back side of the optical layer and substantially aligned with the multiple gaps in the display area; and a light source on the backplane substrate and configured to provide an infrared light signal in a direction toward a field of view beyond the counter substrate. The multiple light sensors are configured to detect respective infrared light signals reflected from multiple different regions of an object in the field of view for collectively deducing 3D spatial information of the object.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: February 1, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Pengpeng Wang, Haisheng Wang, Xiaoliang Ding, Yangbing Li, Likai Deng
  • Patent number: 11238830
    Abstract: Disclosed are a display device and a display method thereof. The display device includes a data acquisition portion and a display portion. The data acquisition portion is configured to acquire light field information, and the data acquisition portion includes a plurality of first optical structures and a plurality of photosensitive unit groups, the first optical structures are at a light incident side of the photosensitive unit groups, and the first optical structures are in one-to-one correspondence with the photosensitive unit groups. The display portion is configured to display the light field information acquired by the data acquisition portion, the display portion includes a plurality of second optical structures and a plurality of sub-pixel groups, the second optical structures are at a light exit side of the sub-pixel groups, and the sub-pixel groups are in one-to-one correspondence with the second optical structures.
    Type: Grant
    Filed: February 10, 2020
    Date of Patent: February 1, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Lei Wang, Lin Zhang, Pengpeng Wang, Wei Wang
  • Patent number: 11238257
    Abstract: A fingerprint identification substrate, a fingerprint identification method and a display device are provided. The fingerprint identification substrate includes a base substrate, a transmitting part and a receiving part provided on the base substrate, and a fingerprint detector. At least a portion of the transmitting part and at least a portion of the receiving part may be provided in a single layer. The transmitting part is configured to generate an ultrasonic signal. The receiving part is configured to receive the ultrasonic signal reflected by a finger, convert the ultrasonic signal into an electric signal, and output the electric signal to the fingerprint detector. The fingerprint detector is configured to determine fingerprint information according to the electric signal output from the receiving part.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: February 1, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Chunwei Wu, Xiaoliang Ding, Rui Xu, Changfeng Li
  • Patent number: 11238261
    Abstract: An ultrasonic fingerprint recognition module is described that includes sensing units distributed in the form of array, where the sensing units include: a receiving electrode layer having a plurality of receiving electrodes distributed in the form of array; a piezoelectric material layer disposed on one side of the receiving electrode layer; an emission electrode layer disposed on a side of the piezoelectric material layer distal to the receiving electrode layer, and including a plurality of rows of emission electrodes; a selection circuit having an input terminal which is connected with an excitation signal and an output terminal which is connected with the emission electrode for selecting to transmit the excitation signal to the plurality of emission electrodes; and a pixel receiving circuit connected to the receiving electrode layer that receives a fingerprint signal.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: February 1, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiufeng Li, Haisheng Wang, Xiaoliang Ding, Pengpeng Wang, Yuzhen Guo, Lijun Zhao, Chenyang Zhang, Yaqian Ji, Yanling Han, Peixiao Li
  • Patent number: 11232279
    Abstract: A texture recognition device and an operation method of 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 is at a side of the light source array and includes a plurality of image sensors, and the plurality of image sensors are configured to receive light emitted from the plurality of light sources and reflected to the image sensors by a texture for a texture image collection; each of the image sensors includes a plurality of signal switches, and a signal of each of the image sensors is read through the plurality of signal switches for forming one image pixel of the texture image.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Yingming Liu, Xiaoliang Ding, Lei Wang, Changfeng Li, Yapeng Li
  • Patent number: 11231774
    Abstract: The present disclosure discloses a method for executing an operation action on a display screen and a device for executing an operation action. Firstly, a gazing position of an operator's eyes on the display screen and a corresponding operation position of the operator's operating portion on the display screen are determined, then a corresponding operation is executed for content displayed on the display screen according to the operation action of the operating portion, when it is determined that the gazing position of the operator's eyes on the display screen is consistent with the corresponding operation position of the operator's operating portion on the display screen.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling Han, Xue Dong, Haisheng Wang, Chun-wei Wu, Xiaoliang Ding, Yingming Liu
  • Patent number: 11233098
    Abstract: A display array substrate, a manufacturing method and a display are disclosed herein. The display array substrate includes an array substrate base, an electroluminescent diode array substrate arranged above the array substrate base, including an anode layer, a cathode layer, an electroluminescent EL layer between the anode layer and the cathode layer, and a pixel compensation circuit layer on a side close to the array substrate base. The cathode layer is on a side away from the array substrate base. A photosensitive signal collector may be configured to receive an optical signal reflected by valleys and ridges of a finger and emitted by the electroluminescent EL layer, and convert the collected optical signal into an electrical signal to be output. The photosensitive signal collector may be arranged between the pixel compensation circuit layer and the anode layer of the electroluminescent diode array substrate.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Xu, Haisheng Wang, Yingming Liu, Changfeng Li, Wei Liu, Qingrong Ren, Yu Wen
  • Patent number: 11232278
    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: Grant
    Filed: October 16, 2019
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Xiaoliang Ding, Haisheng Wang, Wenjuan Wang, Pengpeng Wang, Yapeng Li, Ping Zhang, Likai Deng
  • Publication number: 20220011032
    Abstract: A control method and system for refrigeration, oil return and noise reduction of a multi-split air-conditioner. The method comprises: when the accumulative time that the frequency of a compressor is smaller than the set frequency threshold reaches the oil return cycle and a standby indoor unit exists, conducting an oil return running mode; resetting the accumulative time; starting counting the oil return running time; calculating the indoor unit starting load; determining the opening degree of an expansion valve of the standby indoor unit according to the indoor unit starting load and whether there is anyone in a room where the standby indoor unit is located; controlling the compressor to run according to the set oil return frequency; and when the oil return running time reaches the oil return set time, exiting the oil return running mode, and conducting a normal refrigerating running mode.
    Type: Application
    Filed: August 15, 2019
    Publication date: January 13, 2022
    Inventors: MING ZHANG, DEYUE SONG, QIANG GAO, HAISHENG WANG, DAHAI LU, XIAODI ZHANG, MINGJIE ZHOU
  • Publication number: 20220012452
    Abstract: A fingerprint identification method, a fingerprint identification device, a display panel and a readable storage medium are provided. The fingerprint identification method includes: controlling at least one first light emitting unit in a first light emitting array to emit light; receiving, at a plurality of first positions in the first light emitting array, reflected signals caused by the light of the at least one first light emitting unit, respectively, as a plurality of first reflected light signals; and performing a fingerprint identification based on distances between the plurality of first positions in the first light emitting array and the at least one first light emitting unit and the plurality of first reflected light signals.
    Type: Application
    Filed: October 22, 2018
    Publication date: January 13, 2022
    Inventors: Changfeng LI, Haisheng WANG, Yingming LIU, Xiaoliang DING, Rui XU, Yunke QIN, Yuzhen GUO, Pengcheng LU
  • Publication number: 20220011919
    Abstract: Embodiments of the present disclosure provide a touch panel and a driving method thereof, and a touch device. The touch panel includes a plurality of touch electrodes and at least one first switch element. Each of the at least one first switch element is provided between two touch electrodes of the plurality of touch electrodes, and is configured to be turned on according to a first signal from a first signal terminal such that the corresponding touch electrodes among the plurality of touch electrodes are connected via the at least one first switch element to form a coil.
    Type: Application
    Filed: February 5, 2018
    Publication date: January 13, 2022
    Inventors: Xueyou CAO, Haisheng WANG, Xiaoliang DING, Yanling HAN, Chih Jen CHENG, Wei LIU, Pengpeng WANG, Ping ZHANG
  • Patent number: 11222590
    Abstract: An electrical signal detection module includes a photoelectrical signal application circuitry, an operational amplifier, a gain control circuitry and a master control circuitry. The gain control circuitry includes at least two gain control sub-circuitries connected in parallel to each other, and a discharge switching sub-circuitry connected in parallel to the gain control sub-circuitries. Each gain control sub-circuitry includes a gain switching sub-circuitry and a gain capacitive sub-circuitry connected in series to each other. The master control circuitry is configured to apply a discharge switching signal to the discharge switching sub-circuitry, and apply a gain switching control signal to the corresponding gain switching sub-circuitry. The gain switching sub-circuitry is configured to control a first end and a second end of the gain switching sub-circuitry to be electrically connected to each other in accordance with the gain switching control signal.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: January 11, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Liu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Yingming Liu, ChihJen Cheng, Xueyou Cao, Yanling Han, Changfeng Li, Pengpeng Wang, Ping Zhang, Rui Xu
  • Publication number: 20220005836
    Abstract: An array substrate, a touch panel and a manufacturing method of an array substrate are provided. The array substrate includes a base substrate and a plurality of gate lines, a plurality of data lines, a common electrode layer and a plurality of pixel units arranged in an array disposed on the base substrate. Each of the pixel units includes a plurality of sub-pixel units defined by gate lines and data lines disposed to intersect each other laterally and vertically. The common electrode layer includes a plurality of common electrode blocks that double as self-capacitance electrodes, each of the common electrode blocks is connected with at least one wire, and the wires are in the middle of sub-pixel units of a same column.
    Type: Application
    Filed: September 17, 2021
    Publication date: January 6, 2022
    Applicants: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xi Chen, Yingming Liu, Xiaoliang Ding, Weijie Zhao, Shengji Yang, Hongjuan Liu, Changfeng Li, Wei Liu
  • Publication number: 20220004729
    Abstract: A fingerprint identification circuit and a driving method thereof, a fingerprint identification module, and a display device are provided. The fingerprint identification circuit includes a plurality of first signal receiving circuit groups, a plurality of second signal receiving circuit groups, and a plurality of first signal acquisition lines. The plurality of first signal acquisition lines are arranged in one-to-one correspondence with the plurality of first signal receiving circuit groups, and each first signal acquisition line is connected with multiple first acquisition signal input terminals of multiple signal receiving circuits in a corresponding one of the first signal receiving circuit groups.
    Type: Application
    Filed: August 21, 2019
    Publication date: January 6, 2022
    Inventors: Pengpeng WANG, Haisheng WANG, Xiaoliang DING, Yingming LIU, Liang CUI, Yubo WANG, Yangbing LI, Xiufeng LI, Xueyou CAO
  • Publication number: 20220004731
    Abstract: A method for detecting a biometric information includes providing a biometric sensor including a base substrate, a light emitting layer and a touch detection layer on the base substrate, an encapsulating cover on a side of the light emitting layer away from the base substrate, and a photo-sensing layer between the light emitting layer and the base substrate; determining a touch position of a touch by a touch sensing circuit; determining a scanning region based on the touch position; controlling the light emitting layer to form a scanning light source to scan the scanning region in a scanning pattern, the scanning region encompassing the touch position; determining a light intensity distribution of a reflected light reflected by the surface of the biometric sensor in touch with the skin of the user based on signals from the plurality of photosensors; and determining the biometric information based on the light intensity distribution.
    Type: Application
    Filed: March 4, 2019
    Publication date: January 6, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Changfeng Li, Haisheng Wang, Xiaochuan Chen, Lei Wang, Yingming Liu, Xueyou Cao, Yunke Qin
  • Patent number: 11216117
    Abstract: Embodiments of the present disclosure provide a fingerprint identification device, an array substrate, a display device and a fingerprint identification method. The fingerprint identification device includes: a first gate line, a second gate line, a read signal line and a voltage dividing unit, wherein, a plurality of fingerprint identification units are defined by the second gate line and the read signal line intersecting with each other, and the fingerprint identification unit includes a photosensitive member and a thin film transistor; the first gate line is connected with the voltage dividing unit, the voltage dividing unit includes a pressure sensitive member and an equivalent resistor connected in series, and the second gate line is connected between the pressure sensitive member and the equivalent resistor.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: January 4, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengpeng Wang, Xue Dong, Haisheng Wang, Xiaoliang Ding, Yingming Liu, Chih Jen Cheng, Wei Liu, Xueyou Cao, Ping Zhang, Changfeng Li
  • Patent number: 11216120
    Abstract: Embodiments of the present disclosure provide a touch panel and a driving method thereof, and a touch device. The touch panel includes a plurality of touch electrodes and at least one first switch element. Each of the at least one first switch element is provided between two touch electrodes of the plurality of touch electrodes, and is configured to be turned on according to a first signal from a first signal terminal such that the corresponding touch electrodes among the plurality of touch electrodes are connected via the at least one first switch element to form a coil.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: January 4, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Haisheng Wang, Xiaoliang Ding, Yanling Han, Chih Jen Cheng, Wei Liu, Pengpeng Wang, Ping Zhang
  • Publication number: 20210409581
    Abstract: A texture image acquiring device, a display device and a collimator are disclosed. The texture image acquiring device (10) includes a collimator (110) and an image sensor (120). The collimator (110) includes a lens array (111), a first diaphragm layer (112), and a second diaphragm layer (113). The lens array (111) is configured to allow light rays to be converged and incident on the first diaphragm layer (112). The first diaphragm layer (112) is configured to allow light rays incident on the first diaphragm layer (112) to pass through and be incident on the second diaphragm layer (113), and to restrict an angle of light rays capable of passing through the first diaphragm layer (112). The second diaphragm layer (113) is configured to allow light rays incident on the second diaphragm layer (113) to pass through, and to restrict an angle of light rays capable of passing through the second diaphragm layer (113).
    Type: Application
    Filed: August 30, 2019
    Publication date: December 30, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoquan HAI, Xue DONG, Haisheng WANG, Lei WANG, Yingzi WANG, Xiandong MENG
  • Publication number: 20210406499
    Abstract: A texture image acquisition circuit, a display panel and a texture image acquisition method. The texture image acquisition circuit includes a charge neutralization circuit and a first acquisition circuit, the charge neutralization circuit is electrically connected to the first acquisition circuit, the charge neutralization circuit receives a first control signal to cause a current flowing through the first acquisition circuit to be a first current, and the charge neutralization circuit is configured to receive a second control signal to cause a current flowing through the first acquisition circuit to be a second current, a direction of the second current and a direction of the first current are opposite to each other; the first acquisition circuit is configured to receive light from a texture and accumulate a first signal amount that is acquired after the light from the texture is converted, so as to acquire a first acquisition value.
    Type: Application
    Filed: June 14, 2019
    Publication date: December 30, 2021
    Inventors: Jiabin WANG, Xiaoliang DING, Xueyou CAO, Wenjuan WANG, Jing LIU, Yichi ZHANG, Haisheng WANG, Lei WANG, Yingming LIU, Yingzi WANG
  • Publication number: 20210406497
    Abstract: A circuit for generating and detecting ultrasonic sensing signals is provided. A piezoelectric device having a transmitting electrode and a receiving electrode is coupled to a biasing-and-sampling sub-circuit configured to set different bias voltages to the receiving electrode. The piezoelectric device is configured to transmit an ultrasonic signal upon applying an exciting pulse signal to the transmitting electrode and alternatively to generate a voltage signal at the receiving electrode upon receiving an echo signal based on the ultrasonic signal. A signal-collecting sub-circuit is coupled to the receiving electrode to determine a first sampling voltage based on the voltage signal at the receiving electrode in a first sampling period and a second sampling voltage based on the voltage signal at the receiving electrode in a second sampling period. An output sub-circuit is coupled to the signal-collecting sub-circuit for outputting the first sampling voltage and the second sampling voltage at a same time.
    Type: Application
    Filed: May 21, 2019
    Publication date: December 30, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Xiufeng Li, Yingming Liu, Xiaoliang Ding, Lijun Zhao, Haisheng Wang, Yanling Han