Patents Examined by Roy P Rabindranath
  • Patent number: 11030945
    Abstract: A display device according to an embodiment of the present disclosure includes a pixel including a first pixel transistor of which a gate electrode is connected to a first node, a back-gate electrode is connected to a back-gate line, a first electrode is connected to a second node, and a second electrode is connected to a third node, a back-gate voltage determiner for converging a variable back-gate voltage to a first level when the display device displays a moving image, and for converging the variable back-gate voltage to a second level when the display device displays a still image, and a back-gate stage for applying the variable back-gate voltage to the back-gate line.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: June 8, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventor: Min Seok Bae
  • Patent number: 11030972
    Abstract: An electronic device is disclosed. The electronic device includes a sensor, a storage unit for storing a color matching function (CMF), which has been pre-defined according to characteristics of a light source, and a processor for acquiring spectral information regarding at least one pixel of a display panel by using a sensor, for acquiring color stimulus values regarding at least one pixel on the basis of the stored CMF and the acquired spectral information, and for acquiring a correction coefficient regarding at least one pixel of the display panel on the basis of the acquired color stimulus values.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: June 8, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Oh-jae Kwon, Seung-jin Baek, Ho-sik Sohn, Ho-young Lee, Kil-soo Jung
  • Patent number: 11030951
    Abstract: A light-emitting display includes a display panel, a first circuit, and a second circuit. The display panel comprises a pixel. The first circuit supplies a data voltage to a data line for the pixel. The second circuit performs a sensing operation for sensing a sensing line for the pixel and outputs a voltage required for the sensing operation, and outputs a noise removing voltage for cancelling out noise formed on the sensing line during the sensing operation.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: June 8, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Changwoo Lee, Jaeik Yoo, Osung Do
  • Patent number: 11029753
    Abstract: A human computer interaction system and a human computer interaction method are provided. The human computer interaction system includes a first sensor, a second sensor and a processor. The processor obtains first motion sensing data of the first operating portion from the first sensor, obtains second motion sensing data of the second operating portion from the second sensor different from the first operating portion, and determines an event according to both the first motion sensing data and the second motion sensing data. Accordingly, a hybrid motion tracking method for multiple operating portion of the user is provided.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: June 8, 2021
    Assignee: XRSPACE CO., LTD.
    Inventors: Yen-Hung Lin, Chieh-Kai Wang, Shih-Hao Ke, Wei-Chi Yen
  • Patent number: 11017705
    Abstract: The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: May 25, 2021
    Assignee: E INK CALIFORNIA, LLC
    Inventors: Ming Wang, Yu Li, Hui Du, Xiaojia Zhang, Craig Lin
  • Patent number: 11003222
    Abstract: An electronic device is provided that includes a first housing including a first touchscreen display; a second housing including a second touchscreen display and rotatably coupled with the first housing; and a hinge structure provided between the first housing and the second housing and coupling the first housing and the second housing so as to be rotatable about each other, wherein a first side surface of the first touchscreen display positioned adjacent to the hinge structure is formed of a curved surface, and a second side surface of the second touchscreen display positioned adjacent to the hinge structure is formed of a curved surface and faces the first side surface of the first touchscreen display. The electronic device can be variously implemented according to examples.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: May 11, 2021
    Inventors: Hee-Cheul Moon, Gyeong-Tae Kim, Gi-Dae Kim, Young-Sun Park, Sun-Keun Cho
  • Patent number: 11003298
    Abstract: A touch module, touch display substrate and touch display device are provided. The touch module includes: a base substrate, and a conductive grid layer and a bridging pattern disposed on the base substrate; the conductive grid layer covers an entire touch area on the base substrate. The conductive grid layer includes a plurality of first touch electrodes and a plurality of second touch electrodes, the first touch electrodes and the second touch electrodes are arranged crosswise and insulated from each other, each of the first touch electrodes includes a plurality of connected first sub-electrodes, and each of the second touch electrodes includes a plurality of independent second sub-electrodes; the bridging pattern and the conductive grid layer are arranged in different layers; and adjacent second sub-electrodes belonging to the same second touch electrode are connected through the bridging pattern.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: May 11, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanyuan Li, Meizhu Zheng, Junjie Li
  • Patent number: 10996782
    Abstract: An electronic device including: a first pattern part including first mesh lines in which a plurality of first cut line parts are defined; and a second pattern part spaced apart from the first pattern part in a first direction and including a plurality of second cut line parts in which a plurality of second cut line parts are defined. A first reference region is defined in the first pattern part; a second reference region having a same width and area as the first reference region in a second direction crossing the first direction is defined.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: May 4, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-hwan Park, Nayun Kwak, Jongseok Kim
  • Patent number: 10991300
    Abstract: A pixel includes an organic light-emitting diode (OLED), a storage capacitor, and first to fourth transistors. The first transistor includes a gate electrode (GE), a first electrode (FE), and a second electrode (SE), and is configured to control, in response to a voltage of a first node (FN) coupled to the GE, current supplied from a first power source (PS) coupled to the FE to a second PS via the OLED. The storage capacitor is coupled between the FN and the first PS. The second transistor is coupled between a data line and the first transistor. The third transistor includes a FE coupled to the FN and a SE coupled to the SE of the first transistor. The fourth transistor includes a FE coupled to the FN and a SE coupled to the SE of the first transistor, and is configured to transmit an initialization voltage to the FN.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: April 27, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Hee Kim, Ji Hye Lee
  • Patent number: 10983630
    Abstract: A touch array baseplate panel, including a substrate and a film layer structure. The film layer structure includes: a touch electrode layer, including a plurality of touch electrodes arranged in an array; a first electrically conductive layer, including a plurality of touch electrode lines and virtual touch electrode lines; a second electrically conductive layer, including connection lines. A touch electrode line is electrically connected to a corresponding touch electrode through a first via hole, and a virtual touch electrode line is electrically connected to a corresponding touch electrode through a second via hole, and a connection line electrically connects, through third via holes, a touch electrode line and a virtual touch electrode line electrically connected to a same touch electrode. This disclosure further provides a method for manufacturing the touch array baseplate panel and a touch panel including the touch array baseplate panel.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: April 20, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenwen Qin, Jian Sun, Yun Qiao, Xiaozhou Zhan, Han Zhang, Zhen Wang, Lele Cong, Zhengkui Wang
  • Patent number: 10983745
    Abstract: A display device according to an embodiment of the present invention comprises: a network interface unit for connecting the display unit to a terminal; a decoder for decoding encoded data received from the terminal; a display unit; and a control unit for receiving, from the terminal, the encoded data comprising a plurality of integrally encoded content images, performing control such that the decoder decodes the encoded data, extracting each of the plurality of content images from decoded data generated as a result of the decoding, and performing control such that the display unit displays each of the extracted images.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: April 20, 2021
    Assignee: LG ELECTRONICS INC.
    Inventor: Kyungnam Bae
  • Patent number: 10977981
    Abstract: Embodiments of the present disclosure provide a device for controlling luminance, a method of controlling luminance and a display device. The method of controlling luminance may comprise: obtaining a theoretical white balanced luminance value for each color of sub-pixel included in N pixels; obtaining a luminance controlling value for other colors of sub-pixels except for a ith color of sub-pixel included in each of the N pixels; and adjusting luminance of the other colors of sub-pixels except for the ith color of sub-pixel included in each pixel according to the luminance controlling value. The method of controlling luminance can be used in luminance controlling devices.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: April 13, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongliang Lv, Qingnan Ai, Boning Wang, Ruifeng Yang, Litao Fan, Yufei Liu, Huaxu Yang, Libao Cui
  • Patent number: 10978544
    Abstract: A display panel including: data lines; scan lines; light emitting control lines; touch sensing lines; and pixels connected to the data lines, the scan lines, the light emitting control lines, and the touch sensing lines, a first pixel including: a light emitting diode including an anode and a cathode; a pixel driving circuit configured to apply a current corresponding to a data signal received through a first data line to the anode in response to a first scan signal received through a first scan line and a light emitting control signal received through a first light emitting control line; and a touch sensing output circuit configured to apply a voltage of the anode to a first touch sensing line in response to the first scan signal.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: JaeMin Shin, Sangwoo Kim, Jangyeol Yoon, Gyujeong Lee, Jongho Hong
  • Patent number: 10969867
    Abstract: An information processing system includes a controller device to be fastened to a user's hand and an information processing apparatus that is connected to the controller device to exchange information with the controller device. The controller device includes a vibrating element causing a housing of the controller device to vibrate, receives information indicating a vibration intensity of the vibrating element, and acquires information related to a contact area between the controller device and the user's hand so as to cause the vibrating element to vibrate. Also, the controller device or the information processing apparatus corrects information indicating the vibration intensity on a basis of information acquired by acquisition means of the controller device.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: April 6, 2021
    Assignee: Sony Interactive Entertainment Inc.
    Inventors: Yusuke Nakagawa, Ikuo Yamano
  • Patent number: 10965840
    Abstract: A display and a color correction method are disclosed. The display includes a panel and a backlight module. The color correction method includes steps of: (a) sensing a real-time backlight intensity of the backlight module; (b) increasing a backlight intensity of the backlight module when the real-time backlight intensity is different from a standard backlight intensity of the backlight module; (c) sensing a compensated backlight intensity of the backlight module and estimating a first real-time color information of the panel according to the compensated backlight intensity and a first panel color characteristic information, wherein the first panel color characteristic information corresponds to the penetration characteristics of the panel; and (d) estimating a first color gain compensation value for the panel according to the first real-time color information and compensating the colors displayed on the panel when the panel displaying an image according to the first color gain compensation value.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: March 30, 2021
    Assignee: Qisda Corporation
    Inventors: Chun-Hsiang Liao, Chin-Sheng Lin
  • Patent number: 10957243
    Abstract: A display drive circuit, a method for operating the display drive circuit, and a display panel. The method for operating the display drive circuit comprises: reversing output values of a first voltage output terminal and a second voltage output terminal to make a reference voltage output terminal outputs a high voltage, and a sampling voltage output terminal outputs a low voltage; scan lines providing a scan voltage, data lines providing a data voltage, and a sensor sensing a voltage variation value of a anode of a light-emitting diode; and adjusting the data voltage provided by the data lines according to the voltage variation value.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: March 23, 2021
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Quansheng Liu, Yongliang Huang
  • Patent number: 10948774
    Abstract: A photoaligned quantum rod enhancement film (QREF) includes: a substrate (802, 805); a photoalignment layer deposited on the substrate (802, 805); and a polymer layer deposited on the photoalignment layer, the polymer layer comprises a plurality of quantum rods, the plurality of quantum rods are configured to emit one or more wavelengths of light in response to pumping light, and are aligned to an alignment axis based on the photoalignment layer.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: March 16, 2021
    Assignee: THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Abhishek Kumar Srivastava, Wanlong Zhang, Vladimir Grigorievich Chigrinov, Hoi Sing Kwok
  • Patent number: 10949160
    Abstract: A display apparatus and a controlling method thereof are provided. The display apparatus includes: a display; a communicator including circuitry configured to communicate with an electronic apparatus; a processor configured to execute instructions to: identify whether blank regions are included in an image for mirroring based on the image for mirroring being received from the electronic apparatus through the communicator, and control to display, on the display, an image of a remaining region excluding the blank regions in the received image based on the blank regions being identified in the received image in a state in which the display is oriented in a predetermined direction.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: March 16, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Taehoon Lee
  • Patent number: 10929084
    Abstract: A display device according to an embodiment of the present invention comprises: a network interface unit for connecting the display unit to a terminal; a decoder for decoding encoded data received from the terminal; a display unit; and a control unit for receiving, from the terminal, the encoded data comprising a plurality of integrally encoded content images, performing control such that the decoder decodes the encoded data, extracting each of the plurality of content images from decoded data generated as a result of the decoding, and performing control such that the display unit displays each of the extracted images.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: February 23, 2021
    Assignee: LG ELECTRONICS INC.
    Inventor: Kyungnam Bae
  • Patent number: 10921881
    Abstract: Systems and methods for tracking the position of a head-mounted display (HMD). The HMD may include a support structure that carries a forward facing camera and a plurality of optical flow sensor integrated circuits (ICs). The forward camera captures image sensor data in a forward camera field of view (FOV) at a first frame rate, and each of the plurality of sensor ICs captures image sensor data in a respective plurality of sensor IC FOVs at a second frame rate. The sensor IC FOVs may collectively cover at least a substantial portion of the forward camera FOV. A processor may receive the image sensor data from the camera and the plurality of sensor ICs. The processor may process the received image sensor data and/or other sensor data (e.g., IMU data) to track a position of the head-mounted display based on the processing of the received sensor data.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: February 16, 2021
    Assignee: Valve Corporation
    Inventor: Joshua Mark Hudman