Patents Examined by Kwang-Su Yang
  • Patent number: 11183114
    Abstract: Provided are a display panel, a compensation method thereof and a display device. The display panel includes an organic light-emitting element array, a pixel circuit and a detection circuit; the organic light-emitting element array includes multiple organic light-emitting element groups, and ith organic light-emitting element rows in each organic light-emitting element groups are adjacently arranged; a peripheral circuit region includes a pixel driving circuit, a detection driving circuit, and an integrated driving circuit; in a detection phase, the detection driving circuit provides an enabling signal to the detection circuit; the integrated driving circuit provides a detection signal for the detection circuit, and sequentially detects multiple organic light-emitting element groups in a same organic light-emitting element row; in a display phase, the integrated driving circuit provides the compensation signal to the pixel circuit according to the compensation signal.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: November 23, 2021
    Assignee: SHANGHAI TIANMA AM-OLED CO., LTD.
    Inventors: Yue Li, Xingyao Zhou, Shuai Yang, Mengmeng Zhang
  • Patent number: 11164535
    Abstract: Provided are a display control method and apparatus, a display apparatus, a storage medium, and a computer device. The display control method includes: detecting a picture frame to be output; and controlling a plurality of data lines to output, in a first mode, data signals for displaying the picture frame to be output in in response to detection that the picture frame to be output comprises a reference picture, wherein a signal polarity sequence in the first mode is different from a signal polarity sequence in a second mode, the second mode is an output mode of the plurality of data lines when the picture frame to be output does not comprise a reference picture, the signal polarity sequence is a sequence of polarities of data signals provided by all of the plurality of data lines according to an arrangement order of the plurality of data lines in a display apparatus.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: November 2, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qingna Hou, Weifan Yang, Na Li
  • Patent number: 11164527
    Abstract: A processing system comprises a plurality of output terminals connectable to data lines of a display panel and a plurality of output amplifiers configured to output a plurality of drive voltages, respectively. The drive voltages have the same polarity. The processing system further comprises first switch circuitry configured to connect a first output terminal of the plurality of output terminals to a selected one of the plurality of output amplifiers.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: November 2, 2021
    Assignee: Synaptics Incorporated
    Inventor: Toshiyuki Hikichi
  • Patent number: 11158220
    Abstract: An animated window system may include a projection surface configured to display at least one image to a viewer on a viewer side of the projection surface, wherein the projection surface comprises a tinted material. The animated window system may also include a projector spaced apart from the projection surface, wherein the projector is configured to project the at least one image onto a rear side of the projection surface, the rear side opposing the viewer side and a controller comprising a memory and a processor, wherein the controller is configured to provide the at least one image to the projector to be projected onto the projection surface.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: October 26, 2021
    Assignee: Universal City Studios LLC
    Inventors: Timothy Fitzgerald Garnier, Akiva Meir Krauthamer, Matthew Usi, Simran V. Batra, David Majdali
  • Patent number: 11157101
    Abstract: A touch panel includes a substrate, a plurality of first electrodes on the substrate, a transparent conductive photoresist film on the substrate, an insulating protection layer on the transparent conductive photoresist film, a plurality of first traces electrically connecting to the first electrodes, and a plurality of second traces electrically connecting to the second electrodes. The transparent conductive photoresist film includes a transparent photoresist layer on the substrate and a conductive layer on a surface of the transparent photoresist layer away from the substrate. The transparent photoresist layer is electrically insulative and covers the first electrodes. The second traces extend through the insulating protection layer.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: October 26, 2021
    Assignees: Interface Technology (ChengDu) Co., Ltd., INTERFACE OPTOELECTRONICS (SHENZHEN) CO., LTD., GENERAL INTERFACE SOLUTION LIMITED
    Inventor: Jin-Li Wang
  • Patent number: 11151947
    Abstract: An organic light emitting display device includes pixels, a sensor configured to extract at least one of deviation information of first transistors of the pixels and deterioration information of OLEDs of the pixels in a sensing period, and a converter configured to change a bit of first data input from the outside by using at least one of the deviation information and the deterioration information, and to generate second data, wherein a pixel at an ith horizontal line includes an OLED, a first transistor configured to control an amount of a current that flows from a first power source via the OLED in response to a voltage of a first node, second and third transistors configured to turn on when a scan signal is supplied to an ith scan line, and a fourth transistor configured to turn on when a control signal is supplied to an ith control line.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: October 19, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hai Jung In, Dong Gyu Kim, Bo Yong Chung
  • Patent number: 11145268
    Abstract: An active matrix substrate according to an embodiment of the present invention includes: a plurality of source bus lines provided on a substrate; a source driver disposed in a peripheral region; signal output lines each connected to a corresponding one of output terminals of the source driver; and a demultiplexer circuit disposed in a peripheral region. The demultiplexer circuit includes unit circuits each configured to distribute a display signal from one signal output line to n source bus lines (n is an integer larger than or equal to 2). Each unit circuit includes n switching TFTs configured to perform individual on/off control of electrical connections of the n branch lines to the n source bus lines. The n branch lines being connected to one signal output lines. The demultiplexer circuit further includes a plurality of boost circuits each configured to boost a voltage applied to a gate electrode of a corresponding one of the n switching TFTs.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: October 12, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Kaoru Yamamoto
  • Patent number: 11145254
    Abstract: An organic light emitting display device includes a display panel and a display driver. Each of the pixels included in the display panel has a first switching element, a second switching element, and a third switching element that are switching elements of a first type, and the fourth switching element that is the switching element of a second type different from the first type.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: October 12, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventor: Hui Nam
  • Patent number: 11119611
    Abstract: The present invention relates to a film touch sensor comprising a separation layer; a first protection layer that is formed on the separation layer; a touch detection layer that is formed on the first protection layer; a second protection layer that is formed on the touch detection layer; and an optical compensation layer that is formed between the first protection layer and the touch detection layer, or between the touch detection layer and the second protection layer, and that compensates for a transmittance difference between the patterned region in which a transparent electrode pattern forming the touch detection layer is formed, and a non-patterned region in which the transparent electrode pattern is not formed.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: September 14, 2021
    Assignee: Dongwoo Fine-Chern Co., Ltd.
    Inventors: Gi Hwan Ahn, Seung June Park
  • Patent number: 11112914
    Abstract: A force operation sensing device is provided. The device includes an input operation unit comprising a first operating member integrally formed with a housing, a magnetic member disposed inside the input operation unit, and an oscillating circuit comprising a first inductor element and a second inductor element, wherein when a force operation is applied to the first operating member, the oscillating circuit is configured to generate a first variable resonant frequency based on an interaction between the first operating member and the first inductor element, and generate a second variable resonant frequency based on an interaction between the magnetic member and the second inductor element.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: September 7, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Joo Hyoung Lee, Joo Yul Ko
  • Patent number: 11106103
    Abstract: A control system for a switchable privacy display apparatus comprises sensors arranged to determine device location, operating environment, document type, application type and further comprises a privacy policy for control of privacy images. High image visibility is provided for public mode operation while in privacy mode a high visual security level may be obtained by means of control of image luminance, contrast and white point in response to the privacy policy.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: August 31, 2021
    Assignee: RealD Spark, LLC
    Inventors: Jonathan Harrold, Robert A. Ramsey, Michael G. Robinson, Graham J. Woodgate
  • Patent number: 11107384
    Abstract: A display driving device includes sensing lines configured to sense pixel signals of a display panel; and a voltage limiter provided for each of the sensing lines. The voltage limiter senses a voltage variation of the sensing line, and limits a voltage level of the sensing line to a reference voltage.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: August 31, 2021
    Assignee: Silicon Works Co., Ltd.
    Inventors: Young Bok Kim, Won Kim
  • Patent number: 11100832
    Abstract: Provided are a display panel and a display device. The display panel includes a display area and a non-display area surrounding the display area, the display area includes a first rectangular area and a first special-shaped area disposed adjacent to the first rectangular area, and the non-display area includes a second rectangular area adjacent to the first rectangular area and a second special-shaped area adjacent to the first special-shaped area. The display area includes pixel units arranged in an array, and a plurality of shift registers are disposed in the second rectangular area and the second special-shaped area, where each of the plurality of shift registers is connected to a row of pixel units. The second special-shaped area includes a laser cutting affected area, where none of the plurality of shift registers is disposed in at least part of the laser cutting affected area.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: August 24, 2021
    Assignee: Xiamen Tianma Micro-Electronics Co. Ltd.
    Inventors: Mengzi Zhang, Fan Guo, Junjun Gan, Huangyao Wu, Shumao Wu, Guochang Lai, Xiufeng Zhou
  • Patent number: 11087681
    Abstract: A display device includes a display panel including a first pixel that emits light with a first luminance that is lower than target luminance and a second pixel that emits light with a second luminance that is higher than the target luminance, a sensor configured to measure a first characteristic of a first light emitting element in the first pixel and a second characteristic of a second light emitting element in the second pixel, and a data compensator configured to calculate a degradation amount of the second pixel based on the first characteristic and the second characteristic.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: August 10, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jin-Woo Park
  • Patent number: 11086423
    Abstract: The present disclosure relates to a touch display substrate. The touch display substrate includes a substrate, data lines, a common electrode layer, first lead-wire lines, second lead-wire lines, a pixel electrode layer, and compensation electrode lines. Data lines are distributed at intervals on one side of the substrate along a row direction, and include first data lines and second data lines. The second lead-wires are connected to the second electrode blocks in columns. The pixel electrode layer includes a plurality of pixel electrodes distributed in an array, and two adjacent columns of the pixel electrodes are disposed on both sides of one of the data lines. The compensation electrode lines are disposed on the same layer as the pixel electrodes, and orthographic projections of the second data lines and the compensation electrode lines on the substrate overlap in one-to-one correspondence.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: August 10, 2021
    Assignees: Beijing BOE Technology Development Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pan Li, Hui Li, Hongfei Cheng
  • Patent number: 11086430
    Abstract: A display device is provided and includes pixels and common electrodes overlapping the pixels; gate lines connected to pixels in row; source lines connected to pixels in column; source amplifiers; and a gate drive circuit configured to supply at least one first pulse to the gate lines.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: August 10, 2021
    Assignee: Japan Display Inc.
    Inventors: Ryutaro Nitobe, Yoshihiro Kotani
  • Patent number: 11081077
    Abstract: A display device is disclosed. Plural sub-pixels of a display panel are connected to two adjacent gate lines. Each data line is connected to two adjacent sub-pixels of same pixel. In first or second pixel sets, the first and the fourth gate lines are connected to sub-pixels in same column. The second and the third gate lines are connected to sub-pixels in same column. The sub-pixels connected to the fourth gate line of the first pixel set and the first gate line of the second pixel set are located in different columns. In one frame time, the data signal drives same pixel through the nth and (n+1)th data lines using opposite polarities and the data signal drives two adjacent sub-pixels of same pixel set in column direction through the nth and (n+1)th data lines using the same polarities.
    Type: Grant
    Filed: December 29, 2018
    Date of Patent: August 3, 2021
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Chun-Hui Yang
  • Patent number: 11079803
    Abstract: Provided is an electronic device having a multi-plane display. As an embodiment, the electronic device may include: a circuit unit; a power supply unit connected to one surface of the circuit unit so as to form a combined body; a display configured to include a first surface in a first direction, a second surface in a second direction opposite to the first direction, and a third surface enclosing at least a portion of the space formed between the first surface and the second surface; a bracket having an opening at the center to accommodate the combined body and configured to enclose sides of the combined body; and an outer housing configured to enclose the bracket. The present invention is not limited to the above embodiment, and may include various other embodiments.
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: August 3, 2021
    Inventors: Dohyung Ha, Jungsik Park, Jaeyoung Shin, Chongyoon Chung, Namsu Kim, Geonsoo Kim, Byounguk Yoon, Hyunju Hong
  • Patent number: 11079892
    Abstract: A coordinate input device including a coordinate sensor and a wireless communication circuit that wirelessly transmits coordinate data, etc. to an external electronic device is realized without affecting coordinate detection by the coordinate sensor and without impeding downsizing of the coordinate input device. A shield sheet (1C) is provided to cover the whole of a surface (back surface) of a sensor (1B) opposite to a sensor input surface (front surface) facing an electronic pen. A controller (200) that controls transmission of the coordinate data detected by the sensor (1B) to the external electronic device is disposed facing the sensor (1B) with the shield sheet (1C) disposed between the sensor and the controller, and a transmission antenna connected with the controller (200) is arranged outside a region covered with the shield sheet (1C).
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: August 3, 2021
    Assignee: Wacom Co., Ltd.
    Inventor: Hiroshi Fujioka
  • Patent number: 11081037
    Abstract: A display panel is provided. The display panel includes sub-pixels arranged in an array, pixel driving circuits corresponding to sub-pixels in each column being connected through at least one data line. One data driving process for the sub-pixels includes: a first phase in which a data signal transmission circuit writes a data signal for an n-th row into a data signal storage circuit, and a second phase in which a data signal writing circuit receives the data signal output by the data signal storage circuit and writes the data signal into pixel driving circuits corresponding to sub-pixels in the n-th row, and the second phase of the data driving process for the n-th row is reused as the first phase of the data driving process for a (n+1)-th row, where n is a positive integer.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: August 3, 2021
    Assignee: SEEYA OPTRONICS CO., LTD.
    Inventors: Ping-Lin Liu, Haodong Zhang