Patents Examined by Crystal Mathews
  • Patent number: 10545604
    Abstract: Systems and methods are disclosed herein for determining the amounts of force applied by at least two fingers of a user to a touch input device having a touch input surface. In one example, a system may include a plurality of force sensors distributed about the touch input surface; a plurality of touch sensors distributed about the touch input surface; and a module for apportioning a first amount of force as measured by the plurality of force sensors to one of the at least two fingers, and for apportioning a second amount of force as measured by the plurality of force sensors to another of the at least two fingers. The system may also include a persistent data structure including force calibration data with force deflection measurement values as measured by each of the plurality of force sensors in response to a standardized force applied to various known locations on the touch input surface. The system may also include one or more matched filter modules.
    Type: Grant
    Filed: April 21, 2014
    Date of Patent: January 28, 2020
    Assignee: Apple Inc.
    Inventors: Alex Bijamov, Wayne C. Westerman, Zhiqiang Gu
  • Patent number: 10540937
    Abstract: This invention provides a GOA circuit comprising m cascaded GOA units. An n-th GOA unit includes an output control module, a forward/backward scanning control module, a node signal control module, a second pull-down circuit, a first pull-down circuit and a pull-up circuit. The forward/backward scanning control module control the GOA circuit to perform a forward or a backward scanning. The output control module controls an output of an n-th gate driving signal. The first pull-down circuit comprises a seventh thin film transistor. The second pull-down circuit comprises a fifth thin film transistor. The node signal control module control the fifth thin film transistor. The pull-up circuit includes an eighth thin film transistor. After the LCD panel is powered off, the second global control signal becomes a low level. This invention can eliminate a ghost image in the LCD panel when electricity is powered off, and improve user experience.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: January 21, 2020
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Juncheng Xiao, Yanqing Guan
  • Patent number: 10522079
    Abstract: The present application provides a pixel driving circuit, which comprises a driving transistor, a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor, an initial-voltage-signal terminal, a data-voltage-signal terminal, and a driving-voltage-signal terminal. The driving transistor comprises a gate terminal, a source terminal, and a drain terminal. The first switch is disposed between the gate terminal and the drain terminal. The gate terminal is connected with the initial-voltage-signal terminal via the second switch. The source terminal is connected with the driving-voltage-signal terminal and the data-voltage-signal terminal via the third switch and the fourth switch, respectively. The first capacitor is connected between the gate terminal and a ground terminal. The second capacitor is connected between the gate terminal and the source terminal. The present application further provides a pixel driving method and a display panel.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: December 31, 2019
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd
    Inventors: Xiaolong Chen, Yi-Chien Wen, Ming-Jong Jou
  • Patent number: 10488930
    Abstract: The present disclosure relates to the field of display technologies, and provides a display device and a method for providing haptic feedbacks using the same. The display device comprises: a display assembly, wherein the display assembly comprises a display face and a non-display face opposite to the display face; a transducer; and a haptic engine. Specifically, the transducer is arranged on the non-display face of the display assembly, and configured to output a current with corresponding amplitude according to its own deformation. Furthermore, the haptic engine is electrically coupled to the transducer, and configured to generate different degrees of haptic feedbacks based on the amplitude of the current output by the transducer.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: November 26, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Changjun Zhang
  • Patent number: 10466821
    Abstract: A display device includes a display panel configured to display an image on a front surface thereof, and a flexible circuit board connected to the display panel and configured to drive the display panel. The display device further includes a pressure sensor including a first electrode and a second electrode. The pressure sensor is configured to sense a change of capacitance of a capacitor, which is formed between the first electrode and the second electrode, in accordance with a pressure applied thereto. The flexible circuit board includes a first surface and a second surface facing the first surface. The first electrode and the second electrode are disposed on the first surface or the second surface.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Hyun Lim, Chang Sub Jung, A Ra Jo, Jae Woo Choi
  • Patent number: 10452149
    Abstract: A method for grading spatial painting, apparatus and system for grading spatial painting are proposed. The method includes: generating a first spatial pattern; recording a moving trace and a plurality of moving parameters of an electronic apparatus and transforming the recorded moving trace into a second spatial pattern; calculating a similarity between the first and the second spatial pattern; and calculating a grade for completing the second spatial pattern according to the moving parameters and the similarity.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: October 22, 2019
    Assignee: Wistron Corporation
    Inventor: Yi-Zhan Xie
  • Patent number: 10453386
    Abstract: An emission control driver includes a plurality of stages. Each stage includes three circuit blocks and two output transistors. A first circuit block generates first and second control signals based on a first clock signal and a start signal or carry signal. A second circuit block controls the voltage level of the first control signal based on the first control signal and a second clock signal. A third circuit block generates a third control signal based on the second control signal and the second clock signal. The first output transistor outputs a first voltage as an emission control signal based on the first control signal. A second output transistor outputs a second voltage as the emission control signal based on the third control signal. The second circuit block maintains the voltage level of the first control signal while the first output transistor is turned off.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hwan-Soo Jang
  • Patent number: 10444989
    Abstract: An apparatus is provided for modifying an input area, comprising a memory and a processor executing instructions stored in the memory. The processor executes instructions stored in the memory to display a first input area on a device. The processor further executes instructions stored in the memory to detect a user input in a second input area. The processor still further executes instructions stored in the memory to perform, if the user input comprises a first operation, an input function; and modify, if the user input comprises a second operation, the first input area.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: October 15, 2019
    Assignee: SONY CORPORATION
    Inventor: Ikuo Yamano
  • Patent number: 10424265
    Abstract: The present disclosure relates to a liquid crystal display device, and particularly, to a gamma voltage generating circuit capable of increasing a gamma point without an addition buffer and without increasing a chip size, and a liquid crystal display (LCD) device including the same. By adding a gamma point by utilizing an output buffer for inputting a reference voltage, a gamma curve may be minutely adjusted without increasing cost and a size.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: September 24, 2019
    Assignee: LG Display Co., Ltd.
    Inventor: MinHwa Kim
  • Patent number: 10409426
    Abstract: A proximity sensing system may include a conductive first trace and a conductive second trace adjacent to, interleaved with, and electrically isolated from the first trace. A density of the traces varies along a first axis such that rates of change of capacitance between the traces associated with movement, through an electric field, of an object in a direction of the first axis at a constant velocity are indicative of the direction. The sensing system may further include a conductive third trace adjacent to, interleaved with, and electrically isolated from the first trace. A first area between the first trace and second trace is independent of and isolated from a second area between the first trace and the third trace. Also, a density of the first and third traces may vary along the first axis.
    Type: Grant
    Filed: April 14, 2015
    Date of Patent: September 10, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Pietro Buttolo, Harry Lobo, James Stewart Rankin, II, Kassandra Ritter, Dipanjan Ghosh, Stuart C. Salter, Jessica Smith
  • Patent number: 10409432
    Abstract: A touch window according to an embodiment comprises: a substrate; a sensing electrode arranged on the substrate; and a reflection prevention layer arranged on the sensing electrode, wherein the reflection prevention layer comprises a first sub reflection prevention layer arranged on a first surface of the sensing electrode, a third sub reflection prevention layer arranged on a second surface, which lies opposite the first surface, and second sub reflection prevention layers arranged on both side surfaces, which connect the first and second surfaces, respectively.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: September 10, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventors: Sung Oh Cho, Seong Il Kweon, Dong Keon Lee, Woong Sic Kim, Ja Ram Kim, Dong Mug Seong, Suk Yong Lee
  • Patent number: 10402088
    Abstract: A method of operating a display unit enhances functionality of one hand control and a terminal supports the same. The method of operating the input area, output on the display unit, includes: determining whether one-hand operation mode is set; and displaying a first input module in which a key map area is displayed to be biased to a specific direction based on a center of the display unit when the one-hand operation mode is set.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: September 3, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eunyoung Park, Chungkyu Lee, Pillsun Song
  • Patent number: 10401948
    Abstract: An information processing apparatus includes processing circuitry that is configured to issue a control command relating to a real object based on a displayed positional relationship between the real object and a predetermined object. The real object being a tangible, movable object and the predetermined object being at least one of another real object and a virtual object.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: September 3, 2019
    Assignee: SONY CORPORATION
    Inventor: Kenichirou Ooi
  • Patent number: 10394347
    Abstract: Systems and methods are disclosed for coupling portions of portable mouse. A portable mouse includes a main plate. The portable mouse also includes a first side plate and a second side plate coupled to the main plate, wherein the main plate is configured to bend from a flat position to a curved position when the first and second side plates are pulled away from the main plate.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: August 27, 2019
    Assignee: Dell Products L.P.
    Inventors: Sergei Streltsov, Sonny Lim, Eng How Chng
  • Patent number: 10365771
    Abstract: A proximity sensing system may include a conductive first trace and a conductive second trace adjacent to, interleaved with, and electrically isolated from the first trace. A density of the traces varies along a first axis such that rates of change of capacitance between the traces associated with movement, through an electric field, of an object in a direction of the first axis at a constant velocity are indicative of the direction. The sensing system may further include a conductive third trace adjacent to, interleaved with, and electrically isolated from the first trace. A first area between the first trace and second trace is independent of and isolated from a second area between the first trace and the third trace. Also, a density of the first and third traces may vary along the first axis.
    Type: Grant
    Filed: April 14, 2015
    Date of Patent: July 30, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Pietro Buttolo, Harry Lobo, James Stewart Rankin, II, Kassandra Ritter, Dipanjan Ghosh, Stuart C. Salter, Jessica Smith
  • Patent number: 10365721
    Abstract: A method and apparatus for performing a variable data capture process at a data capture device comprising a data capture module and a trigger mechanism is provided. In operation, the data capture device detects an initial activation of the trigger mechanism. In response to the activation, data capture is initiated at the data capture module. A continued activation of the trigger mechanism subsequent to the initial activation is also detected. Following the detection of the continued activation of the trigger mechanism, the device identifies an obtained gesture and performs a data capture operation based on the identified gesture.
    Type: Grant
    Filed: May 6, 2014
    Date of Patent: July 30, 2019
    Assignee: Symbol Technologies, LLC
    Inventors: Paul D Haist, Scott A. Arnold, Graham G Marshall, Konstantinos D Tsiopanos
  • Patent number: 10338724
    Abstract: An array substrate and a method for fabricating the array substrate, a display device and a method for driving the display device are provided. The array substrate includes: a substrate having a first surface and a second surface; a touch control signal driving line disposed on the first surface; an isolation layer disposed on the first surface and covering the touch control signal driving line; a via hole formed in the isolation layer; and a gate line disposed on the isolation layer and electrically connected to the touch control signal driving line through the via hole. The scanning time of the array substrate is not reduced due to a touch control detection, and the undercharge of pixels is thus avoided.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: July 2, 2019
    Assignees: Shanghai Tianma Micro-Electronics Co., Ltd., Tianma Micro-Electronics Co., Ltd.
    Inventor: Jian Zhao
  • Patent number: 10331337
    Abstract: In one embodiment, the invention can be a touch input device capable of unlocking a passcode accordance with a touch pressure. The device can include a touch screen which displays a passcode input window; a controller which generates a first control signal as to whether or not a touch on the passcode input window matches a predetermined passcode; and a memory which stores the predetermined passcode. The passcode input window can include a plurality of nodes which are disposed in different positions. The number of touched nodes among the plurality of nodes, the order of the touched nodes among the plurality of nodes, and a pressure level of the touch on each of the touched nodes among the plurality of nodes can be set as the predetermined passcode. Further, the pressure level of the touch can be classified into at least two levels.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: June 25, 2019
    Assignee: HiDeep Inc.
    Inventors: Yunjoung Kim, Seyeob Kim, Hyongsub Yun, Sangsic Yoon, Bonkee Kim, Hojun Moon, Taehoon Kim, Sunyoung Kwon
  • Patent number: 10283048
    Abstract: A display device correction method includes: obtaining, in advance, first correction data for correcting a luminance signal; performing a first transform including applying an error diffusion method to the first correction data to transform the first correction data into second correction data; performing a second transform including thinning, via a predetermined thinning method, the second correction data by removing at least one but not all of the correction data components to transform the second correction data into third correction data; performing a third transform including interpolation, via a predetermined interpolation method, using pixel data components included in the third correction data, to transform the third correction data into fourth correction data; and correcting the luminance signal using the fourth correction data.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: May 7, 2019
    Assignee: JOLED INC.
    Inventor: Shinya Tsuchida
  • Patent number: 10269285
    Abstract: A display device includes: a display unit; a plurality of pixels disposed in the display unit, each pixel including first and second blue sub-pixels; and a driving mode controller configured to set a driving mode to one of a first driving mode in which both of the first and second blue sub-pixels emit light, and a second driving mode in which one of the first and second blue sub-pixels emits light, wherein the first blue sub-pixel emits light of a first frequency, and the second blue sub-pixel emits light of a second frequency different from the first frequency.
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: April 23, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Changhoon Lee, Byeonghee Won, Ilnam Kim, Wonsang Park, Jongin Baek