Patents by Inventor Liguang Deng

Liguang Deng 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: 20200313046
    Abstract: A method for manufacturing a micro light-emitting diode array substrate is disclosed. The method includes: providing a drive substrate comprising a plurality of sub-pixel regions, the plurality of sub-pixel regions being configured for bearing micro light-emitting diodes of different colors, and epitaxial layers of the micro light-emitting diodes of different colors having different thicknesses; providing a base substrate, forming a plurality of micro light-emitting diodes on the base substrate, and transferring micro light-emitting diodes of same color on the base substrate as a whole onto the drive substrate; repeating the transferring process in a sequence that the thicknesses of the epitaxial layers of the micro light-emitting diodes gradually increase, until each sub-pixel region in pixel units is provided with one of the micro light-emitting diodes having same color as the each sub-pixel region.
    Type: Application
    Filed: August 28, 2019
    Publication date: October 1, 2020
    Inventors: Ting TIAN, Shuqian DOU, Xiaoliang FU, Liguang DENG, Dayong ZHOU, Zhiqiang FAN, Yongjie HAN, Yawen ZHANG, Zhongjun WANG, Dong ZHANG, Yu LIU, Zheran LI, Hyungkyu KIM
  • Patent number: 10789446
    Abstract: A device for fingerprint recognition, a manufacturing method therefor, and an electronic apparatus are provided. The method includes: forming fingerprint recognition units in multiple independent preset regions of a substrate, where the fingerprint recognition units each include a fingerprint recognition component and a light emitting component; partitioning the substrate along boundaries of the preset regions to separate the fingerprint recognition units from each other; and coupling the fingerprint recognition units after partition with corresponding control circuits, to make the fingerprint recognition component and the light emitting component of each fingerprint recognition unit be electrically connected to a corresponding control circuit coupled with the each fingerprint recognition unit. The fingerprint recognition unit and the control circuit coupled with each other serve together as the device for fingerprint recognition. The method is for manufacturing the device for fingerprint recognition.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: September 29, 2020
    Assignees: BEIJING BOE TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ting Tian, Ming Zhai, Shuqian Dou, Xiaoliang Fu, Dayong Zhou, Zhiqiang Fan, Liguang Deng, Youcai Yang, Zhongjun Wang, Dong Zhang, Yongjie Han, Jinge Zhao, Jia Meng, Yanjun Liu, Yu Liu
  • Patent number: 10705641
    Abstract: The present application discloses a sensing panel, and a display device and a driving method thereof. The sensing includes a base substrate; a plurality of photosensitive units arranged in an array on the base substrate; and a plurality of pressure-sensitive units arranged in an array on the base substrate. The photosensitive units and the pressure-sensitive units are integrated in a same sensing panel, and are stacked and share a fixed-potential electrode. As such, after loading a fixed potential to the fixed-potential electrode, the pressure detection and the touch detection can be achieved simultaneously with the same sensing panel.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: July 7, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Rui Xu, Changfeng Li, Liguang Deng, Yuzhen Guo
  • Publication number: 20200193118
    Abstract: The present disclosure discloses a fingerprint identification component, a fingerprint identification method and a fingerprint identification device. the fingerprint identification component includes an ultrasonic wave transmission circuit and an ultrasonic wave reception circuit, the ultrasonic wave transmission circuit is configured to transmit an ultrasonic wave in a direction towards a fingerprint at an interval of a first time period in a detection phase; the ultrasonic wave reception circuit is configured to, in the detection phase, receive an ultrasonic wave reflected by the fingerprint, convert the ultrasonic wave into an electric signal, and output the electric signal to a signal reading line, in order for an external detection component to determine texture information of the fingerprint according to the electric signal in the signal reading line.
    Type: Application
    Filed: March 20, 2019
    Publication date: June 18, 2020
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Chihjen CHENG, Yanling HAN, Xueyou CAO, Liguang DENG
  • Publication number: 20200168161
    Abstract: An optical signal noise reduction circuit, an optical signal noise reduction method and a display panel are provided in the present disclosure. The optical signal noise reduction circuit includes a reference line, a comparison detection circuitry and a photoelectric signal read line. An electric signal on the photoelectric signal read line includes a noise electric signal and a photoelectric signal. The reference line is configured to sense the noise electric signal on the photoelectric signal read line, to generate a corresponding second electric signal. The comparison detection circuitry is connected to the reference line and the photoelectric signal read line, and configured to acquire the photoelectric signal in accordance with the electric signal on the photoelectric signal read line and the electric signal on the reference line.
    Type: Application
    Filed: February 25, 2019
    Publication date: May 28, 2020
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Wei LIU, Changfeng LI, Xueyou CAO, Pengpeng WANG, Liguang DENG
  • Publication number: 20200141963
    Abstract: A rotational speed sensor, a manufacturing method thereof, a driving method thereof, and an electronic device are provided. The rotational speed sensor includes liquid crystal cell, rotational speed sensing module and rotational speed determining module; rotational speed sensing module is configured to convert rotational speed into voltage signal and apply voltage signal to liquid crystal cell; and at least a part of optical signal propagation module of rotational speed determining module is located in liquid crystal cell.
    Type: Application
    Filed: November 1, 2019
    Publication date: May 7, 2020
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yu LIU, Liguang DENG, Xiaoliang FU, Shuqian DOU, Zhiqiang FAN, Ting TIAN, Yawen ZHANG, Dayong ZHOU, Dong ZHANG, Youcai YANG, Zhongjun WANG, Yongjie HAN
  • Publication number: 20200069504
    Abstract: A finger exoskeleton robot includes a support plate, at least one finger mechanism, and a temperature control system. Each of the finger mechanisms includes a plurality of finger sleeves and joint drivers. The sleeves of the finger mechanism are sequentially arranged at a distance and configured to be correspondingly worn on a plurality of knuckles of the user's fingers. Every two finger sleeves adjacent to each other of the finger mechanism are connected by one joint driver. The support plate and one of the finger sleeves closest to the support plate are connected by one joint driver. The joint driver is switched between a flat state and a curved state when the temperature of the joint drivers is higher than or lower than a phase change temperature value. A temperature control system is electrically connected to the respective joint drives and respectively controls the temperature of the joint drivers.
    Type: Application
    Filed: April 29, 2019
    Publication date: March 5, 2020
    Inventors: Bangcan XUE, Yanjun LIU, Liguang DENG, Wenfeng JIN, Jian BAI, Xiaoliang FU, Dong ZHANG, Tao JIA, Zhehua LONG, Jia MENG, Shuqian DOU
  • Publication number: 20200009001
    Abstract: The present disclosure provides a flexible suit and a flexible system for rehabilitation training of a human leg. The flexible suit includes a first hip joint motion assembly, a first knee joint motion assembly and a first ankle joint motion assembly, a first end of the first knee joint motion assembly is connected with the first hip joint motion assembly, a second end of the first knee joint motion assembly is connected with the first ankle joint motion assembly, the first hip joint motion assembly, the first knee joint motion assembly, and the first ankle joint motion assembly each includes a flexible mechanism, and at least one of a group consisting of the first hip joint motion assembly, the first knee joint motion assembly, and the first ankle joint motion assembly is configured to operate under gas drive.
    Type: Application
    Filed: April 18, 2019
    Publication date: January 9, 2020
    Inventors: Bangcan Xue, Yanjun Liu, Taesung Kang, Liguang Deng, Wenfeng Jin, Jian Bai, Dong Zhang, Tao Jia, Jia Meng, Hongqiang Ji, Zhehua Long, Yu Liu, Yanbin Liang, Meijuan An, Jinge Zhao, Feiwu Yuan
  • Publication number: 20200013935
    Abstract: This disclosure discloses a light-emitting diode chip, a method for fabricating the same, a backlight module, and a display device. The light-emitting diode chip includes: a transparent base substrate; at least one light-emitting diode located on one side of the base substrate; and a dimming structure located on a side of the base substrate away from the light-emitting diode, wherein the light-emitting diode is configured to emit light from double sides thereof; and the dimming structure is configured to adjust the intensity of light emitted from the side of the base substrate away from the light-emitting diode.
    Type: Application
    Filed: October 17, 2018
    Publication date: January 9, 2020
    Inventors: Ting Tian, Yawen Zhang, Ming Zhai, Dayong Zhou, Jinge Zhao, Pan Guo, Shuqian Dou, Xiaoliang FU, Zhiqiang Fan, Meijuan An, Liguang Deng, Yongjie Han
  • Publication number: 20190370520
    Abstract: A device for fingerprint recognition, a manufacturing method therefor, and an electronic apparatus are provided. The method includes: forming fingerprint recognition units in multiple independent preset regions of a substrate, where the fingerprint recognition units each include a fingerprint recognition component and a light emitting component; partitioning the substrate along boundaries of the preset regions to separate the fingerprint recognition units from each other; and coupling the fingerprint recognition units after partition with corresponding control circuits, to make the fingerprint recognition component and the light emitting component of each fingerprint recognition unit be electrically connected to a corresponding control circuit coupled with the each fingerprint recognition unit. The fingerprint recognition unit and the control circuit coupled with each other serve together as the device for fingerprint recognition. The method is for manufacturing the device for fingerprint recognition.
    Type: Application
    Filed: February 21, 2019
    Publication date: December 5, 2019
    Applicants: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ting Tian, Ming Zhai, Shuqian Dou, Xiaoliang Fu, Dayong Zhou, Zhiqiang Fan, Liguang Deng, Youcai Yang, Zhongjun Wang, Dong Zhang, Yongjie Han, Jinge Zhao, Jia Meng, Yanjun Liu, Yu Liu
  • Patent number: 10401680
    Abstract: This disclosure relates to the field of display technologies, and discloses a backlight source and a display device, and the backlight source includes a back plate, a glue frame installed on the back plate, a light-guiding plate located in an accommodating space surrounded by the glue frame, and an optical film material located on the side of the light-guiding plate away from the back plate, and arranged overlapping with the light-guiding plate, wherein at least one of sides of the light-guiding plate is a light incidence side, and other sides are non-light-incidence sides; and at least one of the non-light-incidence sides, and the glue frame form together a light-eliminating structure configure to eliminate at least a part of light rays exiting from the non-light-incidence side.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: September 3, 2019
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Yanjun Liu, Liguang Deng, Ming Zhai, Yufei Liu, Jinming Yao
  • Patent number: 10325539
    Abstract: The present invention provides a display method, a display panel and a display device. The display panel comprises a plurality of rows of sub-pixels, the adjacent sub-pixels in the column direction having different colors and being staggered from each other. The display method comprises: S1, generating an original image composed of a matrix of virtual pixels; S2, enabling the virtual pixels to correspond to sampling locations, wherein among the sampling locations in each row, one sampling location is further included between two sampling locations corresponding to any two adjacent virtual pixels; in two adjacent rows of sampling locations, the sampling locations corresponding to the virtual pixels are not in the same columns, wherein each sampling location corresponds to a location between two sub-pixels in one row and a middle location of a sub-pixel in the other row; and S3, calculating a display component of each sub-pixel.
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: June 18, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Lingyun Shi, Xue Dong, Hao Zhang, Renwei Guo, Liguang Deng
  • Patent number: 10255475
    Abstract: The present disclosure provides an optical fingerprint/palmprint identification device, and a touch display panel and a display apparatus which includes the optical fingerprint/palmprint identification device, which enables easy determination of relative positions of ridges and valleys of a fingerprint/palmprint. The optical fingerprint/palmprint identification device includes: a photosensitive sensor configured for acquiring an optical signal indicative of fingerprint/palmprint information, and converting the acquired optical signal into a current; a storage capacitor configured as a separate capacitor in the optical fingerprint/palmprint identification device and electrically connected to the photosensitive sensor so as to receive and store the current from the photosensitive sensor during scanning a fingerprint/palmprint; and a switch transistor electrically connected to the storage capacitor so as to output the current stored in the storage capacitor during reading out a current.
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: April 9, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Xiaochuan Chen, Haisheng Wang, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Lei Wang, Changfeng Li, Wei Liu, Liguang Deng, Huizhong Zhu
  • Patent number: 10248249
    Abstract: The present application discloses a display apparatus including a liquid crystal display (LCD) panel having an array of a plurality of LCD pixel units; each LCD pixel unit including one or more LCD subpixels, at least some of the plurality of LCD pixel units having a semiconductor photodetector in at least one LCD subpixel for detecting biometric information; and an active matrix organic light emitting display (AMOLED) panel having an array of a plurality of AMOLED pixel units, each AMOLED pixel unit including one or more AMOLED subpixels, each of which having an organic light emitting diode. Each AMOLED subpixel corresponds to one or more LCD subpixel.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: April 2, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaochuan Chen, Weijei Zhao, Changfeng Li, Xiaoliang Ding, Shengji Yang, Hongjuan Liu, Wei Liu, Lei Wang, Ming Yang, Rui Xu, Liguang Deng
  • Publication number: 20190094621
    Abstract: This disclosure relates to the field of display technologies, and discloses a backlight source and a display device, and the backlight source includes a back plate, a glue frame installed on the back plate, a light-guiding plate located in an accommodating space surrounded by the glue frame, and an optical film material located on the side of the light-guiding plate away from the back plate, and arranged overlapping with the light-guiding plate, wherein at least one of sides of the light-guiding plate is a light incidence side, and other sides are non-light-incidence sides; and at least one of the non-light-incidence sides, and the glue frame form together a light-eliminating structure configure to eliminate at least a part of light rays exiting from the non-light-incidence side.
    Type: Application
    Filed: June 1, 2018
    Publication date: March 28, 2019
    Inventors: Yanjun LIU, Liguang DENG, Ming ZHAI, Yufei LIU, Jinming YAO
  • Publication number: 20190079627
    Abstract: The present disclosure provides a display substrate, a display panel, a display device and a control method thereof. The display substrate includes a first conductive pattern arranged on a base substrate, and a pressure sensing structure arranged on the base substrate. The pressure sensing structure includes a first pressure sensing electrode, a second pressure sensing electrode and a piezoelectric layer arranged between the first pressure sensing electrode and the second pressure sensing electrode. The first conductive pattern is multiplexed as the first pressure sensing electrode, or the first conductive pattern is created from a layer and by a material both identical to the first pressure sensing electrode.
    Type: Application
    Filed: March 22, 2018
    Publication date: March 14, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Yuzhen Guo, Wei Liu, Liguang Deng
  • Publication number: 20190079628
    Abstract: The present application discloses a sensing panel, and a display device and a driving method thereof. The sensing includes a base substrate; a plurality of photosensitive units arranged in an array on the base substrate; and a plurality of pressure-sensitive units arranged in an array on the base substrate. The photosensitive units and the pressure-sensitive units are integrated in a same sensing panel, and are stacked and share a fixed-potential electrode. As such, after loading a fixed potential to the fixed-potential electrode, the pressure detection and the touch detection can be achieved simultaneously with the same sensing panel.
    Type: Application
    Filed: May 17, 2018
    Publication date: March 14, 2019
    Inventors: Yingming LIU, Xue DONG, Haisheng WANG, Xiaoliang DING, Rui XU, Changfeng LI, Liguang DENG, Yuzhen GUO
  • Patent number: 10206582
    Abstract: A human sleep monitoring device, including a signal processing module (5), a reflecting film (3), a detection light emitting module (1) and a receiving module (4), wherein the detection light emitting module (1) is configured to emit detection light to the human body; the reflecting film (3) is configured to guide light, which is emitted by the detection light emitting module and not absorbed by the human body, to the receiving module (4); the receiving module (4) is configured to receive the light guided by the reflecting film (3); and the signal processing module (5) is configured to obtain physiological sign data of the human body according to intensity information of the light received by the receiving module (4). The device can monitor the sleep state of the human body in real time, and improve body sleep quality. A human sleep monitoring method is also provided.
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: February 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Xiaochuan Chen, Haisheng Wang, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Hongjuan Liu, Changfeng Li, Wei Liu, Xuewen Lv, Jing Zhao, Xuebo Zhang, Rui Xu, Lei Wang, Ming Yang, Liguang Deng, Huizhong Zhu
  • Patent number: 10204577
    Abstract: A driving method is provided to drive an LCD panel having rows of pixels includes obtaining source data signals of a plurality of frames for the LCD panel; inputting a source data signal of one frame of the plurality of frames; and inverting polarity of the source data signal of the one frame before scanning sequentially the rows of pixels. The driving method also includes configuring at least one of timing of the source data signal and timing of scanning a first row of the rows of pixels to cause a time overlap between an actual scanning time of the first row and a time period when the source data signal is at a threshold value to be no less than an original scanning time of the first row; scanning the first row of the rows of pixels; and scanning rest of the rows of pixels to complete displaying the one frame.
    Type: Grant
    Filed: August 14, 2015
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO. LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Liguang Deng, Zhen Chen, Hyungkyu Kim, Moyu Zhu, Yingming Liu, Jun Cheng, Ming Zhai
  • Patent number: 10204256
    Abstract: The fingerprint sensor includes: at least one driving electrode disposed perpendicularly to a desired direction of movement of a finger; and a plurality of sensing electrodes provided in parallel with each other and disposed perpendicularly to the driving electrode, the plurality of sensing electrodes being not overlapped with the driving electrode; the number of the driving electrode is less than the number of the sensing electrodes such that each driving electrode corresponds to a plurality of ones of the sensing electrodes.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Hongjuan Liu, Changfeng Li, Wei Liu, Liguang Deng, Lei Wang