Patents Examined by Peijie Shen
  • Patent number: 11194412
    Abstract: An operation detection device includes an operation unit including an operation surface to be operated thereon, a load sensor disposed on a lower surface of the operation unit to detect a load applied to the operation surface, and a protective member that allows a load of not more than a predetermined first load to be applied to the load sensor and that prevents a load more than the predetermined first load from being applied to the load sensor by a contact with the lower surface of the operation unit so as to protect the load sensor.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: December 7, 2021
    Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    Inventor: Toshihito Takai
  • Patent number: 11181793
    Abstract: To provide a display device in which parasitic capacitance between wirings can be reduced while preventing increase in wiring resistance. To provide a display device with improved display quality. To provide a display device with low power consumption. A pixel of the liquid crystal display device includes a signal line, a scan line intersecting with the signal line, a first electrode projected from the signal line, a second electrode facing the first electrode, and a pixel electrode connected to the second electrode. Part of the scan line has a loop shape, and part of the first electrode is located in a region overlapped with an opening of the scan line. In other words, part of the first electrode is not overlapped with the scan line.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: November 23, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Atsushi Hirose
  • Patent number: 11169629
    Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: November 9, 2021
    Inventors: Ji Yeon Baek, Mi Young Kim, Chang Bum Kim, Jung Mok Park, Young Seok Yoo, Byeong Kyu Jeon, Hee Yeon Choi
  • Patent number: 11158685
    Abstract: An OLED touch display operation method is disclosed. The OLED touch display operation method includes the following steps: controlling a touch scan transition timing and a display multiplexer switching timing to maintain a specific equidistant relationship; when the OLED touch display performs display function, the OLED touch display performs touch scanning only for a part of display time, and stops touch scanning or performs touch voltage compensation scanning for another part of display time; and when being interfered by external noise, the OLED touch display performs touch scanning only in a blanking period out of the display time and the touch scanning frequency can be adjusted to avoid interference of external noise.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: October 26, 2021
    Assignee: Raydium Semiconductor Corporation
    Inventors: Chen-Wei Yang, Cheng-Nan Lin
  • Patent number: 11139451
    Abstract: A display panel includes a substrate including an opening area, a display area, and a first non-display area, the first non-display area being between the opening area and the display area, a plurality of display elements arranged in the display area, a thin film encapsulation layer that covers the display elements, the thin film encapsulation layer including an inorganic encapsulation layer and an organic encapsulation layer, a groove in the first non-display area, a planarization layer in the first non-display area, the planarization layer covering the groove, a first inorganic insulating layer under the planarization layer such that the first inorganic insulating layer is between the planarization layer and the substrate, and a second inorganic insulating layer over the planarization layer.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: October 5, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yoonsun Choi, Hyunchul Kim, Seongryong Lee, Eunae Jung, Wonsuk Choi
  • Patent number: 11099804
    Abstract: Aspects of the subject technology relate to electronic device display circuitry and methods of operating the display. The display circuitry a panel driver interface that decodes digital display data, for each display frame, received from host circuitry of the electronic device. The digital display data includes error correction and detection information for frame and line configuration information distributed in a frame packet and multiple line packets for each display frame. The frame and line configuration information facilitates, efficient, low-error, digital control of various display operational features.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: August 24, 2021
    Assignee: Apple Inc.
    Inventors: Fenghua Zheng, David S. Zalatimo, James E. Brown, Sachiko Oda, Johan L. Piper
  • Patent number: 11094259
    Abstract: A display device includes a display panel includes a plurality of pixels driven by a first power voltage and a second power voltage. A display panel driving circuit is configured to receive image data from an external device, output a first voltage control signal for generating an analog supply voltage based on an on-pixel ratio (OPR) of the image data, and output a second voltage control signal for generating the first power voltage and the second power voltage. A DC-DC conversion circuit is configured to generate the analog supply voltage based on the first voltage control signal and generate the first power voltage and the second power voltage based on the second voltage control signal.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: August 17, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hun-Bae Kim, Hyun-Suk Kang, Jihoon Kim
  • Patent number: 11073930
    Abstract: A display device comprises a first power supply line supplying a first potential, a second power supply line supplying a second potential, a third power supply line supplying a touch driving signal, and a display unit including a plurality of sub-pixels. The display unit comprises a plurality of first electrodes respectively provided in the plurality of sub-pixels and electrically connected to the first power supply line, a second electrode provided to be common among the plurality of sub-pixels and electrically connected to the second power supply line, a light emitting layer provided between the first electrode and the second electrode, a plurality of third electrodes electrically connected to the third power supply line, and a signal control circuit supplying a signal synchronized with a touch driving signal to the second electrode in a period in which a touch driving signal is supplied to the plurality of third electrodes.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: July 27, 2021
    Assignee: Japan Display Inc.
    Inventors: Hiroshi Mizuhashi, Hayato Kurasawa, Yoshitoshi Kida, Toshinori Uehara, Takayuki Nakanishi
  • Patent number: 11037526
    Abstract: An apparatus comprising ambient light color compensation circuitry to subtract a color component associated with ambient light from a corresponding color component of image data of an image to be displayed in accordance with a color profile of the ambient light.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: June 15, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Natan Facchin, Julia Zottis
  • Patent number: 11030778
    Abstract: In one embodiment, a method is disclosed that includes selecting a first color sample within a target area in a first image of a first object displayed by a display device; selecting a second color sample within a target area in a second image of a second object displayed in the display device; comparing the first color sample against the second color sample to determine a measure of color difference or a measure of color equivalence between the first color sample of the first object and the second color sample of the second object; and displaying the results of the comparison to a user in the display device. One or more of these functions may be performed with a processor.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: June 8, 2021
    Assignee: HEALTHY.IO LTD.
    Inventors: Bernard Burg, Martin Zizi, Ivo Clarysse, Walter De Brouwer
  • Patent number: 11003288
    Abstract: Aspects described herein include a method and associated input device and processing system. The method comprises dividing a sensing region into a plurality of regions. The sensing region is defined by a plurality of sensor electrodes. Each region of the plurality of regions is partially overlapped by one or more other regions. The method further comprises detecting, during at least a first active input sensing sub-period, a presence of an active input device by a first sensor electrode. The method further comprises selecting, based on a location of the first sensor electrode, a first region of the plurality of regions that includes the first sensor electrode. The method further comprises determining, during at least a second active input sensing sub-period, a location of the active input device using sensor electrodes that are included in the first region.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: May 11, 2021
    Assignee: Synaptics Incorporated
    Inventor: Guozhong Shen
  • Patent number: 11003207
    Abstract: Disclosed is an electronic device including a flexible display. The electronic device may include a first structure including a first plate, the first plate including a first surface and a second surface facing a direction opposite the first surface, a second structure including a second plate facing the second surface of the first plate and a first side wall extending from the second plate, a flexible touch screen display, and a camera device arranged between the first structure and the second structure.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: May 11, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jungjin Kim, Gidae Kim, Jungsik Park, Hongsik Park, Hyoseok Na, Jongchul Choi
  • Patent number: 10991312
    Abstract: An organic light emitting display device including: a display panel including a plurality of pixels; a gate driver including a plurality of stage groups each including at least one stage providing a gate signal to the pixels; a timing controller providing a first stage initiation signal or a second stage initiation signal to the at least one stage; and a first stage initiation line and a second stage initiation line transmitting the first stage initiation signal and the second stage initiation signal from the timing controller to the gate driver.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: April 27, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Woo Park, Wook Lee
  • Patent number: 10976796
    Abstract: Aspects of the disclosure are directed to self-capacitance measurement and cancellation. In accordance with one aspect, a self-capacitance cancellation circuit includes an input amplifier, wherein the input amplifier comprises a non-inverting input, an inverting input and an output; a coherent current source coupled to the inverting input; a feedback network coupled to the output; and a capacitance coupled to the inverting input.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: April 13, 2021
    Assignee: Qualcomm Incorporated
    Inventors: Rajesh Anantharaman, Ajay Taparia, Shunxi Wang
  • Patent number: 10976983
    Abstract: In an approach for smart collaboration, a plurality of images are received. Each image of the plurality of images is from a different device of a plurality of devices. The plurality of images are combined into a single combined image. The combined image is transferred to the plurality of devices.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: April 13, 2021
    Assignee: International Business Machines Corporation
    Inventors: Der-Joung Wang, David Shao Chung Chen, Lilian Lai, Louis Huang, Wei-Te Chiang, Molly Chang, Po-Hsun Tseng, Kuo-Liang Chou
  • Patent number: 10976624
    Abstract: It is possible to reduce a size of a lower frame region to ensure a wiring corrosion margin equivalent to that of a conventional technique. In a display device, a video signal wiring arranged in the lower frame region includes, in a region between a terminal section (terminal) and a video signal line, a first wiring formed on a first wiring layer and having one end connected to the terminal section to which a video signal line driving circuit is connected, a second wiring formed on a second wiring layer different from the first wiring layer and having one end connected to the other end of the first wiring, and a third wiring formed on the first wiring layer and having one end connected to the other end of the second wiring. The other end of the third wiring is connected to the video signal line via a fourth wiring formed on the second wiring layer, and the first wiring layer is formed on the side closer to an array substrate than to the second wiring layer.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: April 13, 2021
    Assignee: Japan Display Inc.
    Inventors: Hiroyuki Abe, Kentaro Agata
  • Patent number: 10957241
    Abstract: A display (100) comprising a plurality of LED chips (604), each LED chip (604) comprising a plurality of light emitting elements (606a-c). Each LED chip (604) is arranged such that a first light emitting element (606a) is configured to illuminate a sub-pixel, and a second light emitting element (606b) is configured to illuminate a sub-pixel using substantially the same wavelength of light as the first light emitting element. There is also described an LED chip, a display pixel, a controlling method, a computer device and a computer program for a display.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: March 23, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Padraig Hughes, William Henry, Joseph O'Keeffe
  • Patent number: 10955971
    Abstract: In order to enable any user to perform an input operation intuitively and safely in a situation where input operation is required, the control device detects an subject entering a projection range based on the characteristics of subjects included in image data generated by controlling an imaging device, controls a projection device to project projection light on a projection surface so that display information for receiving input is displayed over the projection surface, detects when a pointing body has entered the area above the projection surface based on the image data, identifies the content of an instruction based on the positional relation between the display information displayed over the projection surface and the instructing portion of the pointing body, controls a communication device to transmit the identified instruction content as input information, and controls the projection device not to project the projection light on a projection-prohibited surface.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: March 23, 2021
    Assignee: NEC CORPORATION
    Inventors: Satoshi Kyosuna, Hirofumi Tsuda, Fujio Okumura
  • Patent number: 10937361
    Abstract: A sub-pixel for an LED display, the sub-pixel comprising a first light emitting device having a first emission beam angle and a second light emitting device having a second beam angle, the second emission beam angle being different to the first emission beam angle. There is also described a display using a plurality of the sub-pixels.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: March 2, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Padraig Hughes, Joseph O'Keeffe, William Henry
  • Patent number: 10908745
    Abstract: Devices related to a conductive fabric sensor are provided. A device can comprise an insulting and flexible fabric substrate, a central transmitting electrode on a top surface of the insulting and flexible fabric substrate, a plurality of receiving electrodes surrounding the central transmitting electrode and connected to the central transmitting electrode, and a power supply configured to generate a respective electric field between the central transmitting electrode and each receiving electrode of the plurality receiving electrodes.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: February 2, 2021
    Assignee: The Florida International University Board of Trustees
    Inventors: Francisco R. Ortega, Jules Calella, Naphtali Rishe, S. S. Iyengar