Patents Examined by Towfiq Elahi
  • Patent number: 10545385
    Abstract: A display device includes a gate line, a gate driver, a clock-signal structure, and a connection structure. The gate driver is electrically connected to the gate line. The clock line may transmit a clock signal and includes a plurality of clock members and a first linking member. The first linking member electrically connects the plurality of clock members to each other and is angled relative to each of the plurality of clock members. The connection structure electrically connects the clock-signal structure and the gate driver and includes a plurality of connection members and a second linking member. The second linking member electrically connects the plurality of connection members to each other, is angled relative to each of the plurality of connection members, and crosses the first linking member.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: January 28, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sungchul Hong
  • Patent number: 10545576
    Abstract: An electronic device can provide a satisfactory tactile sensation by Fourier-transforming a first image including brightness information, to obtain a first spatial-frequency distribution of the brightness, obtaining a second spatial-frequency distribution by multiplying the first spatial-frequency distribution by a coefficient depending on the first image size, obtaining a first time-frequency distribution based on the second spatial-frequency distribution and an input operation speed, filtering the first time-frequency distribution through a filter in which the transmittance for a frequency band detectable by Pacini's corpuscles is reduced, to obtain a second time-frequency distribution, converting the second time-frequency distribution into a third spatial-frequency distribution, based on the coefficient and the predetermined speed, inverse-Fourier-transforming the third spatial-frequency distribution, to obtain a second image, and driving a vibration element by a drive signal that has an amplitude accordin
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: January 28, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Kiyoshi Taninaka, Yuichi Kamata, Yasuhiro Endo
  • Patent number: 10541279
    Abstract: A display device includes a display panel, and a touch sensing unit on the display panel, the touch sensing unit including a first conductive pattern on the display panel, an insulating layer covering the first conductive pattern, and a second conductive pattern on the insulating layer, partially crossing the first conductive pattern, and having a thickness that is greater than a thickness of the first conductive pattern.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: January 21, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chiwook An, Doyeon Kim, Sunghyun Park, Jaehyun Lee, Sung-woong Cho
  • Patent number: 10540930
    Abstract: A display device may include (1) a liquid crystal (LC) panel with rows of pixel elements that include LC material capable of transitioning between two states, (2) a backlight coupled to the LC panel behind the rows of pixel elements and configured to emit light towards the rows of pixel elements, (3) a temperature sensor configured to measure a temperature of the LC panel, and (4) a display driver configured to (a) scan data to the rows of pixel elements such that the LC material makes a transition between the two states, (b) read, from the temperature sensor, the temperature of the LC panel, (c) calculate, based on the temperature of the LC panel, an estimated transition period for the transition, and (d) initiate, after the estimated transition period, an illumination of the backlight to illuminate the rows of pixel elements. Various other apparatus, systems, and methods are also disclosed.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: January 21, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Cheonhong Kim, Evan M. Richards
  • Patent number: 10529265
    Abstract: A display device includes a display panel, a scan driver that provides a scan signal to the display panel, a data driver that provides a data signal to the display panel, a driving controller that controls the scan driver and the data driver, a temperature sensor that senses local temperatures of local regions of the display panel using a temperature sensor and generates temperature sensing information, a current sensor that senses driving currents of the local regions and generates current sensing information, and a sensing controller that selects sensing target regions based on respective degradation degrees of the local regions, determines sensing priorities between the sensing target regions, and controls the sensing target regions to be sequentially sensed only during a sensing execution time according to the sensing priorities between the sensing target regions.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: January 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Man Kim, Su-Jin Seo
  • Patent number: 10521008
    Abstract: A method for virtual reality (VR) includes displaying a VR viewfinder illustrating a preview image corresponding to a portion of a VR environment, sensing a first actuation movement of a VR controller for photographing, and capturing a VR photograph corresponding to the preview image illustrated in the VR viewfinder in response to the first actuation movement of the VR controller for photographing being sensed.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: December 31, 2019
    Assignee: HTC CORPORATION
    Inventors: Richard Herbert Quay, David Brinda, Dennis Todd Harrington, Elbert Stephen Perez, Weston Page Vierregger
  • Patent number: 10515597
    Abstract: A display device and a driving method thereof are provided. The display device has a display panel and a field-sequential backlight module arranged opposite to the display panel. The display panel includes a light incident surface and a light exit surface arranged opposite to the light incident surface. The field-sequential backlight module is disposed at a side of the display panel close to the light incident surface, and includes a plurality of light sources of three different colors. The display panel include a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer sandwiched between the first substrate and the second substrate. The liquid crystal layer is configured to enable the display device to switch between an opaque or translucent state and a transparent state without introducing any polarizers to the display device.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: December 24, 2019
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Tingting Cui, Kerui Xi, Yumin Han
  • Patent number: 10509612
    Abstract: A three-dimensional display device is provided. The device includes a plurality of surfaces. At least one surface of the plurality of surfaces is configured to display data. The device also includes a receiver configured to receive data along with a circuit configured to determine a change in orientation of the display device. The device further includes a processor configured to receive a first market data, display the first market data on the at least one surface, and illuminate the plurality of surfaces in a first color when the first market data is above a first threshold. The processor is further configured to illuminate the plurality of surfaces in a second color when the first market data is below the first threshold and change an intensity of the first color or the second color based on a degree of change of the first data.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: December 17, 2019
    Assignee: TD Ameritrade IP Company, Inc.
    Inventors: Mike Bongiovanni, Sami Thessman, Domingo Ramos, Scott Galbraith, Joe McHeffey, Darah Rifkin, Adam Lassy, Sami Viitamaki
  • Patent number: 10504458
    Abstract: An electrowetting display device comprising an electrowetting element comprising a control system, a first fluid, a second fluid immiscible with the first fluid, and a first and second support plate. A first and second electrode are, respectively, overlapped by a first and second portion of a surface of the first support plate. The control system is operable to, in response to input data indicative of a grey level and with the first fluid in a retracted configuration and at least partly in contact with the first portion, apply a first voltage between the second fluid and the first electrode to translate the first fluid from the retracted configuration to contact the second portion over a first area, and apply a second voltage between the second fluid and the second electrode to retract the first fluid to contact the second portion over a second area smaller than the first area.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: December 10, 2019
    Assignee: Amazon Technologies, Inc.
    Inventors: Robert Andrew Hayes, Gor Manukyan, Melanie Maria Hubertina Wagemans, Daniel Figura, Bokke Johannes Feenstra, Toru Sakai
  • Patent number: 10503308
    Abstract: A touch apparatus and a touch detection integrated circuit (IC) thereof are provided. The touch detection IC includes a driving signal generation circuit and a receiving circuit. The driving signal generation circuit is configured to transmit at least one first driving signal to a touch panel and a second driving signal to a fingerprint sensor. The receiving circuit receives and processes a touch signal of the touch panel during a first period when the driving signal generation circuit transmits the first driving signal to the touch panel. The receiving circuit receives and processes a fingerprint signal of the fingerprint sensor during a second period when the driving signal generation circuit transmits the second driving signal to the fingerprint sensor.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: December 10, 2019
    Assignee: Novatek Microelectronics Corp.
    Inventors: Ching-Ho Hung, Jiun-Jie Tsai
  • Patent number: 10504472
    Abstract: A source drive circuit and a display device. The source drive circuit includes: a detection circuit, configure to detect a change value of a common voltage; and a compensation circuit, configured to obtain a compensation data signal based on a data signal and the change value of the common voltage, and output the compensation data signal to a pixel electrode of a display panel.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: December 10, 2019
    Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Ke Dai, Wenwu Lu, Chunyang Nie, Xiaoliang Cheng
  • Patent number: 10495453
    Abstract: A waveguide apparatus includes a planar waveguide and at least one optical diffraction element (DOE) that provides a plurality of optical paths between an exterior and interior of the planar waveguide. A phase profile of the DOE may combine a linear diffraction grating with a circular lens, to shape a wave front and produce beams with desired focus. Waveguide apparati may be assembled to create multiple focal planes. The DOE may have a low diffraction efficiency, and planar waveguides may be transparent when viewed normally, allowing passage of light from an ambient environment (e.g., real world) useful in AR systems. Light may be returned for temporally sequentially passes through the planar waveguide. The DOE(s) may be fixed or may have dynamically adjustable characteristics. An optical coupler system may couple images to the waveguide apparatus from a projector, for instance a biaxially scanning cantilevered optical fiber tip.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: December 3, 2019
    Assignee: MAGIC LEAP, INC.
    Inventors: Rony Abovitz, Brian T. Schowengerdt, Matthew D. Watson
  • Patent number: 10496355
    Abstract: There is provided an image management system having an image output device communicable with a management apparatus and a display device, wherein the management apparatus includes: a generation unit that generates an identifier of the image output device in response to a request from a communication terminal; a first transmission unit that transmits the identifier to the communication terminal; an authentication unit that authenticates the communication terminal using the identifier transmitted from the communication terminal; a first reception unit that receives image data from the authenticated communication terminal; and a second transmission unit that transmits the received image data to the image output device, and the image output device includes: a second reception unit that receives the transmitted image data; and an output unit that outputs, to the display device, the image data received by the second reception unit.
    Type: Grant
    Filed: June 11, 2015
    Date of Patent: December 3, 2019
    Assignee: CHIKAKU, INC.
    Inventors: Kenji Kajiwara, Keisuke Oi
  • Patent number: 10497307
    Abstract: An embodiment of the present invention discloses a method for driving an AMOLED display. The method includes the following steps: dividing a display area of the display into a plurality of regions from top to bottom, each region comprising at least one row of pixels; sequentially obtaining input image signals corresponding to each region to obtain a maximum grayscale Gi in the input image signals of the region; performing mapping to all of the grayscales in the input image signals when the maximum grayscale Gi greater than a predetermined threshold, wherein grayscales 0˜Gi are mapped to grayscales 0˜255; and adjusting output power positive voltages corresponding to the regions, to make luminance corresponding to the adjusted grayscales 0˜255 the same as the luminance corresponding to the grayscales 0˜Gi before the adjustment. The embodiment of the invention also discloses a corresponding system.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: December 3, 2019
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Weinan Yan
  • Patent number: 10496202
    Abstract: An in-cell touch panel, a manufacturing method thereof and a display device are provided. The in-cell touch panel includes a base substrate, and a signal line, a touch electrode and a touch line which are provided on the base substrate, the touch line being electrically connected with the touch electrode, wherein the touch line and the signal line extend along a same direction, and the touch line is at least partially overlapped with the signal line in a direction perpendicular to the base substrate. The in-cell touch panel, the manufacturing method thereof and the display device are configured to solve a problem of low pixel aperture ratio.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: December 3, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Xiaozhou Zhan, Jian Sun, Cheng Li
  • Patent number: 10475378
    Abstract: An organic light emitting display device includes a display panel including a pixel at an intersection of a data line, a feedback line, and a scan line; a data driver configured to provide a data signal to the pixel through the data line; and a sensing unit configured to generate a reference voltage based on the data signal, to generate first sensing data based on a sensing current that flows through the feedback line in response to the reference voltage, and to generate second sensing data by digital-converting the reference voltage.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: November 12, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: Gil-Jae Lee
  • Patent number: 10466803
    Abstract: User interface devices with electromagnetic dipole arrays and associated magnetic sensors, control circuits, and processing elements for determining user actuation of the device are disclosed. In one embodiment a user interface device includes an electromagnetic dipole array coupled to an actuator, along with a three-axis magnetic sensor and control and processing elements for controlling driving currents to the dipole array and sensing and processing received magnetic field signals to determine movement or displacement of the actuator.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: November 5, 2019
    Assignee: SEESCAN, INC.
    Inventors: Austin Rutledge, Ray Merewether, Michael J. Martin, Mark S. Olsson
  • Patent number: 10466801
    Abstract: A system and method for improved detection and usability of personal electronic devices for field engineers is disclosed. A personal electronic device stores a list of commands in memory. The personal electronic device presents a user interface in a relative motion input mode, wherein the user interface in the relative motion mode is divided into a plurality of user interface zones. The personal electronic device receives relative motion input, wherein the relative motion input is received through one or more relative motion sensors of the personal electronic device. The personal electronic device determines whether the received relative motion input matches input associated with a respective command in a list of reference commands. In accordance with a determination that the received relative motion input matches input is associated with a respective command in the list of reference commands, the personal electronic device executes the respective command.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: November 5, 2019
    Assignee: General Electric Company
    Inventor: Chih-Sung Wu
  • Patent number: 10459605
    Abstract: An information processing system includes a first information processing terminal which can be connected to an external network and a second information processing terminal which receives data from the external network through the first information processing terminal. The first information processing terminal stands by in a sleep mode, and when a predetermined condition is satisfied, it cancels the sleep mode and transmits data from the external network to the second information processing terminal.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: October 29, 2019
    Assignee: Nintendo Co., Ltd.
    Inventors: Shumpei Yasuda, Masaaki Sugino, Yu Horii, Masatoshi Yamazaki, Eiji Tokunaga, Yuma Iwai, Nobutaka Torigoe
  • Patent number: 10452204
    Abstract: An optical touch control system and an optical sensor thereof are provided. The optical sensor can be applied to a display having a display surface. The optical sensor includes a connecting frame, a light curtain module and a light emitter. The connecting frame has a first end portion and a second end portion opposite the first end portion. The light curtain module is disposed between the first end portion and the second end portion of the connecting frame. The light curtain module includes a light emitter electrically connected to the display so as to generate an invisible light curtain parallel to the display surface. The optical detection module is disposed on the second end portion of the connecting frame. The optical detection module includes a light detector electrically connected to the display so as to retrieve information about a touch location where an object touches the invisible light curtain.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: October 22, 2019
    Assignee: EVEREST DISPLAY INC.
    Inventors: Hei-Tai Hong, Yueh-Hong Shih, Chun-Yuan Cheng