Patents by Inventor Chun-Wei Wu

Chun-Wei Wu 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: 10564757
    Abstract: The present disclosure provides a force touch sensor, a display device and a driving method thereof. The force touch sensor comprises a driving electrode, a sensing electrode, a piezoelectric material layer and a piezoresistive material layer, wherein the piezoelectric material layer and the piezoresistive material layer are disposed between the driving electrode and the sensing electrode.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuzhen Guo, Xue Dong, Haisheng Wang, Chun Wei Wu, Yingming Liu, Rui Xu, Yanan Jia, Lijun Zhao, Yunke Qin, Pinchao Gu, Changfeng Li, Xiaoliang Ding
  • Patent number: 10564464
    Abstract: Disclosed is a display device, including a display panel having a plurality of pixel units, a protection cover plate disposed on a light exit surface of the display panel, and a plurality of light sensing devices for pattern recognition disposed on one side of the pixel unit facing away from the light exit surface, and a light collimating member disposed between the protection cover plate and the plurality of light sensing devices, wherein orthogonal projections of the light sensing device and the pixel unit on the display panel do not overlap each other, and the light collimating member has a light transmitting area above the light sensing device and a light shielding area outside the light transmitting area.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Yingming Liu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Yanan Jia, Pinchao Gu, Yunke Qin, Yuzhen Guo, Yanling Han, Chun Wei Wu, Changfeng Li, Xue Dong
  • Publication number: 20200050322
    Abstract: Disclosed floating touch control panel includes a substrate, a modulated light source, a read sub-circuit, an output sub-circuit, an ultrasonic wave sensing unit and a light sensing unit; the ultrasonic wave sensing unit is configured to transmit an ultrasonic wave to a touch control side, to convert an ultrasonic wave reflected back from the touch control side into an electric signal and then provide it to a first node; the light sensing unit is configured to convert a modulated light reflected from the touch control side into an electric signal and then provide it to the first node; the read sub-circuit is configured to output a touch control signal to the output sub-circuit according to a potential of the first node; the output sub-circuit is configured to be controlled by a corresponding first touch control scan line to provide a touch control read line with the received touch control signal.
    Type: Application
    Filed: September 21, 2017
    Publication date: February 13, 2020
    Inventors: Yingming LIU, Xue DONG, Haisheng WANG, Xiaoliang DING, Chun Wei WU, Jen Chih CHENG, Yuzhen GUO, Yanling HAN
  • Publication number: 20200012369
    Abstract: The disclosure discloses an array substrate, a method for fabricating the same, a display panel, and a display device, and the array substrate includes: a base substrate, a pressure-sensitive component, a plurality of dual-gate transistors, and a plurality of pixel transistors, where the pressure-sensitive component includes a first electrode layer, a pressure-sensitive layer, and a second electrode layer which are arranged on the base substrate in that order, and the second electrode layer includes a plurality of second electrodes arranged corresponding to the respective dual-gate transistors in a one-to-one manner; and the dual-gate transistors and the pixel transistors are arranged above the second electrode layer, and each of the plurality of second electrodes is electrically connected with a bottom-gate electrode in a corresponding dual-gate transistor, so that a pressure can be detected.
    Type: Application
    Filed: January 11, 2018
    Publication date: January 9, 2020
    Inventors: Yuzhen Guo, Xue Dong, Haisheng Wang, Chun-wei Wu, Xueyou Cao, Yingming Liu, Xiaoliang Ding, Chih-Jen Cheng
  • Patent number: 10530267
    Abstract: A power converter includes an AC power input line, an AC power output line, a neutral line, a first capacitor connected to the AC power input line and the neutral line, a first inductor connected to the AC power input line, a first bus, a second bus, a second capacitor connected to the first bus and the second bus, a first half-bridge circuit connected to the first bus, the second bus and the first inductor, a second half-bridge circuit connected in series with the first half-bridge circuit and connected to the AC power output line, a third half-bridge circuit connected in series with the first half-bridge circuit, a second inductor connected to the third half-bridge circuit and the neutral line, and a controller.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: January 7, 2020
    Assignee: COTEK ELECTRONIC IND. CO., LTD.
    Inventors: Chun-Wei Wu, Chia-Hung Pai, Chien-Kang Chang
  • Patent number: 10503952
    Abstract: A fingerprint identification display device includes: a display panel; a light guide plate arranged on a light emitting surface of the display panel; a light emitting component configured to emit modulated light; and a plurality of photosensitive induction units arranged in an array and arranged below the light guide plate, in which the modulated light is transmitted between the light guide plate and the display panel in a total reflection mode.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: December 10, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Jing Lv, Chun Wei Wu, Yingming Liu, Xiaoliang Ding
  • Patent number: 10489630
    Abstract: Disclosed in embodiments of the present disclosure are a surface texture information collector, a surface texture information collection method, and a display device. The surface texture information collector includes: a contact board provided with a first surface, the first surface being configured to be in contact with a textured surface; multiple collection units, located on one side of the contact board opposite to the first surface, at least one collection unit including a photosensitive element; and a light concentration element, located between the photosensitive element and the contact board; light entering and transmitted through the contact board and the light concentration reaches the photosensitive element opposite to the light converging component.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: November 26, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chun Wei Wu, Xue Dong, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Jing Lv
  • Publication number: 20190354232
    Abstract: A touch readout circuit, a touch display panel and a display device are disclosed, the touch readout circuit includes a first gating circuit, configured to control a first current signal at a first electrode of the light-emitting component; a current mirror circuit, configured to provide the first current signal and a second current signal to a signal processing circuit, a current direction of the second current signal being opposite to a current direction of the first current signal; and a signal processing circuit, configured to: receive the first current signal, the second current signal and a touch scan signal, filter the second current signal to obtain a third current signal, provide a touch readout signal to an output end of the touch readout circuit according to the third current signal, the first current signal and the touch scan signal.
    Type: Application
    Filed: March 22, 2018
    Publication date: November 21, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang DING, Haisheng WANG, Chun Wei WU, Yingming LIU, Shenji YANG, Pengcheng LU, Pengpeng WANG, Xueyou CAO, Wei LIU
  • Publication number: 20190346924
    Abstract: A touch panel, an electronic device, and a driving method thereof are provided. The touch panel includes: a substrate and a tactile feedback layer, a touch detection circuit and a plurality of driving electrodes located on the substrate. The tactile feedback layer is configured to adjust hardness thereof under control of the driving electrode, the touch detection circuit is configured to provide a plurality of touch detection points, each of the touch detection points corresponding to at least one of the driving electrodes.
    Type: Application
    Filed: December 12, 2017
    Publication date: November 14, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling HAN, Haisheng WANG, Xiaoliang DING, Xue DONG, Jing LV, Chih-Jen CHENG, Wei LIU, Pengpeng WANG, Xueyou CAO, Ping ZHANG, Yanan JIA, Chun Wei WU
  • Patent number: 10438044
    Abstract: A surface texture identification display device including a base substrate (10) and a contact plate overlapped with each other, the contact plate having a first surface configured to contact a textured surface, the first surface being located on a side of the contact plate facing away from the base substrate; and a plurality of pixel units located between the base substrate and the contact plate, wherein at least one of the pixel units includes a light sensing component on the base substrate, a light converging component located between light sensing component and the contact plate; a light shielding component located between light converging component and the light sensing component; wherein the light shielding component has a light transmission hole so that light passing through the contact plate and the light converging component passes through the light transmission hole to arrive at the light sensing component.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: October 8, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chun Wei Wu, Xue Dong, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Jing Lv
  • Patent number: 10430013
    Abstract: A touch substrate and its manufacturing method thereof, a display device, a fingerprint determination device and a method for determining a fingerprint are provided. The touch substrate touch driving electrodes, touch sensing electrodes and signal lines on a base substrate which at least includes a first region and a second region. The plurality of touch driving electrodes include a plurality of first touch driving electrodes in the first region and a plurality of second touch driving electrodes in the second region, and each first touch driving electrode and one second touch driving electrode are connected with a same signal line; and/or the plurality of touch sensing electrodes include a plurality of first touch sensing electrodes in the first region and a plurality of second touch sensing electrodes in the second region, and each first touch sensing electrode and one second touch sensing electrode are connected with a same signal line.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: October 1, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Rui Xu, Xue Dong, Jing Lv, Haisheng Wang, Chun Wei Wu, Yingming Liu, Yuzhen Guo
  • Publication number: 20190286878
    Abstract: A fingerprint identification structure and a method for fabricating the same, and an electronic device are provided. The fingerprint identification structure includes: a substrate; a plurality of first touch control electrodes and a plurality of second touch control electrodes, which are provided on the substrate, in which the plurality of first touch control electrodes and the plurality of second touch control electrodes intersect with each other; and a plurality of photo-sensitive patterns, which are disposed at intersections of the plurality of first touch control electrodes and the plurality of second touch control electrodes, respectively, and are configured to separate the plurality of second touch control electrodes from the plurality of first touch control electrodes.
    Type: Application
    Filed: April 16, 2018
    Publication date: September 19, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming LIU, Jing LV, Haisheng WANG, Chun Wei WU, Xiaoliang DING, Rui XU, Lijun ZHAO, Changfeng LI, Yanan JIA, Yuzhen GUO, Yunke QIN, Pinchao GU
  • Publication number: 20190280039
    Abstract: A display substrate, a method for manufacturing the display substrate, a fingerprint recognition device and a display device are provided. The display substrate includes a base substrate, a black matrix sensor provided on the base substrate and a plurality of functional sensors which are spaced apart from each other, the black matrix sensor blocks at least visible light and includes a plurality of first extension portions and a plurality of second extension portions, and the first extension portions intersect the second extension portions to form a plurality of hollow regions. Orthographic projections of the functional sensors on the black matrix sensor are within the region where the black matrix sensor is located.
    Type: Application
    Filed: September 28, 2017
    Publication date: September 12, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanan JIA, Xue DONG, Jing LV, Haisheng WANG, Yingming LIU, Xiaoliang DING, Yuzhen GUO, Wei LIU, Yangling HAN, Changfeng LI, Pengpeng WANG, Chun Wei WU, Rui XU, Lijun ZHAO
  • Publication number: 20190272408
    Abstract: A method of detecting a texture includes: in each of a plurality of time periods included in a texture detection phase, forming a light-shielding region in a light transmitting hole forming layer, wherein the light-shielding region only includes a part of a plurality of light transmitting holes, and imaging regions of a texture to be detected on a photosensitive sensing layer through the light transmitting hole forming layer do not overlap; in different time periods of the plurality of time periods, positions of parts of the plurality of light transmitting holes included in the light-shielding regions are different; and splicing images of the texture to be detected formed on the photosensitive sensing layer in the plurality of time periods together.
    Type: Application
    Filed: January 30, 2018
    Publication date: September 5, 2019
    Inventors: Xiaoliang DING, Haisheng WANG, Chun Wei WU, Yingming LIU, Rui XU, Wei LIU
  • Publication number: 20190265841
    Abstract: Disclosed are a 3D (three-dimensional) touch interaction device, a touch interaction method thereof, and a display device. The 3D touch interaction device includes at least one display panel, at least one image acquiring device, at least one distance detector, and a controller. A position of the human hand in a 3D space is acquired through the image acquiring device and the distance detector, and is output to the controller, so as to improve the space positioning precision of the 3D touch interaction device; in this way, the controller can accomplish a touch operation according to the gesture recognized by the image acquiring device upon determining that the 3D coordinate range of the human hand and the 3D coordinate range of the 3D image have an intersection point.
    Type: Application
    Filed: September 26, 2017
    Publication date: August 29, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chih-Jen CHENG, Haisheng WANG, Chun Wei WU, Xiaoliang DING, Yanling HAN, Yuzhen GUO, Yingming LIU
  • Publication number: 20190260963
    Abstract: A display panel, a display device and an image pickup method therefor are provided. The display panel includes a display region and an image pickup apparatus, wherein in a plan view of the display panel, at least a portion of the image pickup apparatus is located in the display region.
    Type: Application
    Filed: October 10, 2017
    Publication date: August 22, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuzhen GUO, Xue DONG, Haisheng WANG, Yingming LIU, Xiaoliang DING, Chun Wei WU, Chih-Jen CHENG, Yanling HAN, Rui XU, Changfeng LI, Yunke QIN, Pinchao GU
  • Publication number: 20190243456
    Abstract: There are disclosed a device and method for recognizing a gesture, and a display device, so as to recognize a gesture on a 3D display. A device for recognizing a gesture according to the present disclosure includes: a depth-of-focus position recognizer configured to recognize a depth-of-focus position of a gesture of a user; and a gesture recognizer configured to recognize the gesture according to the depth-of-focus position of the gesture of the user and a 3D display image.
    Type: Application
    Filed: October 11, 2017
    Publication date: August 8, 2019
    Inventors: Yanling HAN, Xue DONG, Haisheng WANG, CHUN-WEI WU, Xiaoliang DING, Yingming LIU, Chih-Jen CHENG, Yuzhen GUO
  • Patent number: 10365777
    Abstract: A polarizer and a display device, which relates to a display technology is provided. The polarizer is divided into a plurality of pattern regions arranged in a two-dimensional direction. The polarizer includes a linear polarization pattern and a touch sensing electrode disposed in the pattern region. The touch sensing electrodes in the different pattern regions are not connected. Polarization pattern and touch sensing electrode are set in the same layer.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: July 30, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Xu, Xue Dong, Jing Lv, Haisheng Wang, Chun-Wei Wu, Yingming Liu
  • Patent number: 10357691
    Abstract: The present invention relates to a ball structure and method for making the same. The ball structure includes an inner bladder and a plurality of covers. The covers surround the inner bladder. Each of the covers includes a base fabric layer, a middle layer and a surface layer. The middle layer is formed from a first polyurethane (PU) solution. A PU solid content of the first PU solution is greater than 70 wt %. The middle layer is a foamed layer, and a porosity thereof is 25% to 85%. The surface layer is formed from a second polyurethane (PU) solution. A PU solid content of the second PU solution is 5 wt % to 20 wt %.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: July 23, 2019
    Assignee: SAN FANG CHEMICAL INDUSTRY CO., LTD.
    Inventors: Chung-Chih Feng, Chun-Wei Wu, Yong-Song Lin
  • Publication number: 20190213978
    Abstract: Provided are a flexible display device and a control method thereof. The flexible display device includes: a base substrate; a display component located on the base substrate; a top-layer cover plate, configured to package the display component; a deformation layer, configured to create a deformation to drive the flexible display device to deform; and a control element, located on the base substrate and configured to control a deformation variable of the deformation layer.
    Type: Application
    Filed: May 7, 2018
    Publication date: July 11, 2019
    Inventors: Yanan JIA, Xue DONG, Haisheng WANG, Yingming LIU, Rui XU, Chengfeng LI, Yuzhen GUO, Lijun ZHAO, Yanling HAN, Pinchao GU, Yunke QIN, Jing LV, Chun Wei WU