Patents Examined by Van N Chow
  • Patent number: 10783818
    Abstract: A dual gate transistor circuit, a pixel circuit, and a gate drive circuit are provided. The dual gate transistor circuit includes a dual gate transistor, a first diode, and a second diode. The dual gate transistor has a first gate and a second gate, and the first gate receives a drive signal. The first diode is connected in series between the first gate and the second gate according to a first-polarity direction. The second diode is connected in series between the first gate and the second gate according to a second-polarity direction. The first-polarity direction is opposite to the second-polarity direction.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: September 22, 2020
    Assignee: Au Optronics Corporation
    Inventors: Shu-Wei Tsao, Chi-Jui Lin, Shu-Feng Wu, Wei-Sheng Yu
  • Patent number: 10768703
    Abstract: The present disclosure is a touch-sensitive input detector having an operating unit with an input surface; a support; a fastener for mounting the operating unit to the support in a vibration direction so as to be displaceable from a resting position and elastically restorable; and an actuator for stimulating the operating unit to vibrate in the direction of vibration for a haptic feedback; wherein the fastener for attaching the operating unit includes leaf spring elements, which each form a first section for attaching to the support and a second section for attaching to the operating unit, and an intermediate middle section, so that the operating unit is mounted on the support in an elastically vibratable manner, and which are arranged at a distance from each other by the middle section, wherein at least one section from first section and second section is attached by a form-fit seat, such as overmolding.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: September 8, 2020
    Assignee: PREH GMBH
    Inventors: Benedikt Schmidt, Kai Lang, Mario Schmitt
  • Patent number: 10770518
    Abstract: An OLED-integrated touch sensor includes an organic light emitting diode (OLED) device, and a touch electrode on a surface of the OLED device. The touch electrode includes a driving electrode formed on one surface of a base layer and a receiving electrode formed on an opposing surface of the base layer relative to the one surface. The touch electrode is combined with the OLED device such that the driving electrode faces the surface of the OLED device.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: September 8, 2020
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Woo Hyun Bae
  • Patent number: 10754416
    Abstract: In certain embodiments, a sensing and tracking system detects objects, such as user input devices or peripherals, and user interactions with them. A representation of the objects and user interactions are then injected into the virtual reality environment. The representation can be an actual reality, augmented reality, virtual representation or any combination. For example, an actual keyboard can be injected, but with the keys pressed being enlarged and lighted.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: August 25, 2020
    Assignee: Logitech Europe S.A.
    Inventors: Stephen Harvey, Denis O'Keeffe, Andreas Connellan, Damien O'Sullivan, Aidan Kehoe, Noirin Curran, Thomas Rouvinez, Mario Gutierrez, Olivier Riviere, Remy Zimmermann, Mathieu Meisser, Dennin Onorio, Ciaran Trotman, Pierce O'Bradaigh, Marcel Twohig, Padraig Murphy, Jerry Ahern
  • Patent number: 10748466
    Abstract: A display panel and a method of driving the display panel are proposed. The display panel includes a pixel array, a data driving circuit comprising one or more data line, a scanning driving circuit, and a demultiplexing circuit. The scanning driving circuit and the demultiplexing circuit both are configured to input a data signal through the data line into the first subpixel, the second subpixel, the fourth subpixel, and the third subpixel sequentially. The present disclosure can reduce power consumption of the display panel.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: August 18, 2020
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Mian Zeng
  • Patent number: 10739594
    Abstract: A display device having an eyepiece is provided. The display device includes a display panel and an eyepiece. An image realized by the display panel may be provided to user through the eyepiece. An optical module may be disposed between the display panel and the eyepiece in order to increase a path of light. For example, the optical module may include a front quarter-wave plate, a half-mirror, a rear quarter-wave plate and a linear reflective polarizing plate, which are sequentially stacked. A positive C-plate may be disposed in the optical module. The light travelling toward the eyepiece from the display panel may pass through the positive C-plate. Thus, in the display device, the overall thickness may be reduced, and the viewing angle may be increased.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: August 11, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Sung-Woo Kim, Sung-Min Jung, Keong-Jin Lee
  • Patent number: 10733949
    Abstract: Provided are a gate driver on array (GOA) circuit, an array substrate, and a display device. The GOA circuit provides a scanning pulse signal to a pixel matrix and includes cascaded GOA units. The GOA unit includes first and second enable input terminals, first and second output terminals, and a first node. The first output terminal of an N?2-level GOA unit is connected to the first enable input terminal of an N-level GOA unit, and the second output terminal of the N?2-level GOA unit is connected to the second enable input terminal of an N?1-level GOA unit, N being greater than 2. The second output terminal outputs a scanning pulse signal to the pixel matrix. The GOA unit further includes a pull-up unit connected to the second enable input terminal and the first node to charge the first node to a first given voltage.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: August 4, 2020
    Assignee: SHENZHEN ROYOLE TECHNOLOGIES CO., LTD.
    Inventors: Ze Yuan, Ximeng Guan, Jigang Zhao
  • Patent number: 10733951
    Abstract: A display device and a driving method thereof are disclosed. In one aspect, the display device includes a display panel including a plurality of pixel rows, a data driver configured to transfer data voltages to the display panel, a gate driver configured to transfer gate signals to the display panel, and a signal controller configured to control the data driver and the gate driver. The pixel rows are divided into i (i is a natural number of 2 or more) pixel row groups including a plurality of pixel rows, respectively. The display panel displays one still image for one frame set including the i sequential frames, and each of the i pixel row groups is charged by receiving the data voltage for each frame of the frame set, and the frames in which the i pixel row groups are charged are different from each other.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: August 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ik Hyun Ahn, Yoon Gu Kim, Bong Im Park, Seon Ki Kim
  • Patent number: 10732762
    Abstract: An electronic device includes a display member including a plurality of display elements and a sensing member including a first sensing pattern disposed on the display member and a second sensing pattern disposed on the display member and capacitively coupled to the first sensing pattern. Each of the first and second sensing patterns includes a plurality of mesh lines to define a plurality of openings. Each of the first and second sensing patterns includes a unit mesh pattern including a central opening and a plurality of peripheral openings surrounding the central opening. A plurality of cutting lines, each of which opens at least two adjacent openings of the plurality of peripheral openings to each other, are defined in the unit mesh pattern. The cutting lines are arranged in a direction surrounding the central opening.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: August 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyunjae Na, Jaseung Ku, Gyeongnam Bang, Sangwon Lee
  • Patent number: 10720115
    Abstract: A display device includes: a display panel; a gate driving circuit formed at a side of the display panel; and a driving module outputting a plurality of clock signals to the gate driving circuit, wherein the driving module receives a feedback signal from the gate driving circuit and adjusts the clock signals according to the feedback signal.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: July 21, 2020
    Assignee: INNOLUX CORPORATION
    Inventor: Yu-Hsin Feng
  • Patent number: 10712835
    Abstract: Present disclosure relates to a system for detecting hand gesture and a method thereof. The system comprises a hand-held controller and a computing application. The hand-held controller includes a plurality of finger detectors. The finger detectors are configured to obtain finger positions. The computing application, executed by a processor, is configured to retrieve a spatial vector of the hand-held controller. The computing application is also configured to retrieve the finger positions from the hand-held controller. The spatial vector of the hand-held controller and the finger positions are provided to illustrate a simulated hand gesture.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: July 14, 2020
    Assignee: HTC Corporation
    Inventors: Lo-Chien Lee, Jing-Lung Wu, Jung-Sen Yang
  • Patent number: 10712623
    Abstract: A display panel includes two substrates, pixel units arranged in rows and columns on the substrates and at least including first pixel units adjacent to each other and a second pixel unit having a different color from the first pixel units and being configured to provide a brighter display than the first pixel units when the first pixel units and the second pixel unit are at the same gray level, an inter-pixel light blocking portion disposed on at least one of the two substrates and separating the pixel units adjacent to each other, a spacer overlapping the inter-pixel light blocking portion at a position adjacent to at least one of the first pixel units and disposed between the two substrates to keep a distance between the two substrates, and extended light blocking portions extending from the inter-pixel light blocking portion to inner sides of the first pixel units.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: July 14, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Junichi Morinaga
  • Patent number: 10713995
    Abstract: An output circuit includes a differential amplifier including an inverting input terminal, non-inverting input terminals and an output terminal, and outputs, from the output terminal, a voltage having a level corresponding to a weighted average of respective input voltage levels of the non-inverting input terminals, when the output voltage level is equal to a input voltage level of the inverting input terminal, and outputs a voltage having a level corresponding to a difference between a level corresponding to a weighted average of the respective input voltage levels of the non-inverting input terminals and the input voltage level, when which the output voltage level is different from the input voltage level; and a delay circuit that generates a delay voltage responding with a predetermined time constant with respect to a change in the output voltage level and supplies the delay voltage to the inverting input terminal.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: July 14, 2020
    Assignee: LAPIS SEMICONDUCTOR CO., LTD.
    Inventors: Hiroshi Tsuchi, Takeshi Nosaka, Koji Higuchi
  • Patent number: 10705622
    Abstract: The present disclosure provides a scanning imaging part, and related products and methods. The scanning imaging part includes a transparent body, a light blocking ink, a charged liquid droplet, and a microfluidic component. The transparent body may include a first face and a second face opposite to each other. An image sensor may be arranged on the second face. The charged liquid droplet and the light blocking ink may be insoluble with each other, and may be filled in a liquid flow channel. The charged liquid droplet may transmit at least a part of light incident from the first face through the charged liquid droplet and to the image sensor. The microfluidic component may drive the charged liquid droplet to move in the liquid flow channel. Thereby, light incident from the first face may be scanned via the charged liquid droplet and form a scanning image by the image sensor.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: July 7, 2020
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Yuhu Jia
  • Patent number: 10691231
    Abstract: A touch panel includes: a substrate including a touch recognition area and a fingerprint recognition area; a first driving electrode and a first sensing electrode insulated from each other on the substrate and each positioned in the touch recognition area; and a second driving electrode and a second sensing electrode insulated from each other on the substrate and each positioned in the fingerprint recognition area. At least one of the second driving electrode and the second sensing electrode includes: a stem portion; and a branch portion branching off from the stem portion.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: June 23, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeongyun Han, Gwangbum Ko, Hyunjae Na
  • Patent number: 10691245
    Abstract: A touch sensor includes: a plurality of electrodes; and a plurality of sensing wires connected with the respective electrodes, and formed by extending in a first direction, wherein at least one of the electrodes includes a resistance element which has a shape that is at least partially bent in a unit electrode region and has a resistance value that is changed to correspond to a pressure of a touch. A touch location and pressure can be sensed with the same elements, so that the touch sensor may have increased function yet remain thin.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: June 23, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Soo Kim, Mu Gyeom Kim, Won Ki Hong
  • Patent number: 10692891
    Abstract: To provide a display device including a flexible panel that can be handled without seriously damaging a driver circuit or a connecting portion between circuits. The display device includes a bent portion obtained by bending an element substrate. A circuit for driving the display device is provided in the bent portion and a wiring extends from the circuit, whereby the strength of a portion including the circuit for driving the display device is increased and failure of the circuit is reduced. Furthermore, the element substrate is bent in a connecting portion between an external terminal electrode and an external connecting wiring (FPC) so that the element substrate provided with the external terminal electrode fits the external connecting wiring, whereby the strength of the connecting portion is increased.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: June 23, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Atsushi Miyaguchi
  • Patent number: 10692426
    Abstract: An organic light-emitting diode (OLED) display is disclosed.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: June 23, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mi-Hae Kim, Ki-Myeong Eom
  • Patent number: 10678364
    Abstract: A touch input system comprising a touch input device and an actuation and sensing system is presented. The actuation and sensing system has a transfer structure adjacent to a first surface of the touch input device, the transfer structure having a first portion and a beam extending from an edge of the first portion. The actuation and sensing system further has a transducer patch disposed on the beam. The transfer structure is configured to transfer forces between the touch input device and the transducer patch, such that movement of the touch input device by an external force causes deformation of the beam and of the transducer patch, and such that actuation output by the transducer patch causes movement of the touch input device. The transducer patch has a layer of transducer material that is configured to act as a sensor, and is configured to act as an actuator.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: June 9, 2020
    Assignee: IMMERSION CORPORATION
    Inventors: Vahid Khoshkava, Juan Manuel Cruz-Hernandez, Neil T. Olien
  • Patent number: 10665162
    Abstract: A pixel of an organic light emitting diode (OLED) display device may include an organic light-emitting diode; a first transistor configured to control, in response to a voltage of a first node, current flowing from a first driving power source to a second driving power source that is coupled to a second node via the organic light-emitting diode; a second transistor coupled between a data line and the first node, and configured to be turned on when a first scan signal is supplied to a first scan line; a storage capacitor coupled between the first node and the first driving power source; and an auxiliary capacitor coupled between the first driving power source and the second node.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: May 26, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyo Chul Lee, Yoon Jung Chai