Patents Examined by Donna V Lui
  • Patent number: 10684730
    Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: June 16, 2020
    Assignee: Japan Display Inc.
    Inventors: Kohei Azumi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
  • Patent number: 10650740
    Abstract: The present disclosure discloses a pixel driving circuit and a display device, wherein the circuit includes: a data writing switch (T1), a first reset switch (T2), a second reset switch (T3), a driving transistor (T4), an organic light-emitting diode OLED, and a first storage capacitor (C1) and a second storage capacitor (C2). The embodiments of the present disclosure can compensate for the drift of driving the threshold voltage of the thin film transistor to improve the display quality.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: May 12, 2020
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Peng Mao
  • Patent number: 10642390
    Abstract: A display device includes a circuit layer having a driving circuit layer with a plurality of clock signal lines, a touch detection unit having a touch detection part and a plurality of touch signal lines electrically connected to the touch detection unit, and a conductive portion disposed between the plurality of clock signal lines and the plurality of touch signal lines and configured to cover an overlapping area where the plurality of clock signal lines and the plurality of touch signal lines overlap.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: May 5, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehyun Lee, Keunlim Ku, Sanghyun Jun, Changyong Jung
  • Patent number: 10642405
    Abstract: The drive control device includes a display control part and a touch control part. The display control part includes a control circuit operable to control first and second frame modes, and a clock pulse generator operable to produce a display line clock signal in synchronization with a display line switching cycle. The control circuit changes display and non-display drive terms in start timing on an individual display frame period basis in the first frame mode. In the second frame mode, each display frame period includes only one display drive term; the display drive term is not interrupted by a non-display drive term halfway. The second frame mode is arranged so that the cycle of the display line clock signal in synchronization with the display line switching cycle is made longer than that in the first frame mode.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: May 5, 2020
    Assignee: Synaptics Japan GK
    Inventors: Tsuyoshi Kuroiwa, Takayuki Noto, Mitsunori Takanashi
  • Patent number: 10642047
    Abstract: A see-through, near-eye mixed reality head mounted display (HMD) device includes left and right see-through display regions within which virtual images are displayable. These left and right see-through display regions each having a transmittance that is less than one hundred percent. The see-through, near-eye mixed reality HMD device also includes a see-through transmittance compensation mask that includes a left window through which the left see-through display region is visible and a right window through which the right see-through display region is visible. In accordance with various embodiments, the see-through transmittance compensation mask is used to provide a substantially uniform transmittance across the field-of-view of a user wearing the HMD device.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: May 5, 2020
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Daniel James Alton, Nathan Ackerman, Philip Andrew Frank, Andrew Hodge, Barry Corlett
  • Patent number: 10620755
    Abstract: A touch panel including: a base substrate including a flexible area; a touch sensing part disposed on the base substrate; and a wiring part disposed on the base substrate. The wiring part includes a bent portion that is bent at least once in a direction that is not parallel to a top surface of the base substrate in the flexible area.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: April 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sungkyun Park, Hyunjae Na, Gwangbum Ko, Kyungseop Kim, Cheolkyu Kim, Kihyun Cho, Sangyoun Han
  • Patent number: 10564743
    Abstract: A touch sensor device includes a touch sensing area including touch sensors sequentially disposed in a first direction extending away from an imaginary central point, in which an area of each touch sensors gradually increases as a distance thereof away from the imaginary center point increases, at least one of the touch sensors includes a first touch electrode and a second touch electrode adjacent to each other, a width of the first touch electrode decreases along a second direction, and a width of the second touch electrode increases along the second direction.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: February 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sung Ku Kang
  • Patent number: 10551968
    Abstract: An array substrate and a touch display panel are provided. An auxiliary electrode layer is additionally provided in the array substrate. The auxiliary electrode layer may be located between a common electrode layer and a wiring layer, or located on a side of the wiring layer facing toward the substrate. The auxiliary electrode layer is provided to reduce coupling capacitance between the wiring and the touch display electrode. With the auxiliary electrode layer additionally provided in the array substrate, the coupling capacitance between the wiring and the touch display electrode block is reduced, thereby improving accuracy of the touch detection.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: February 4, 2020
    Inventors: Huiping Chai, Qijun Yao, Gujun Li
  • Patent number: 10522090
    Abstract: A display device that is configured to include two independent shift registers and is capable of performing a monitoring process without causing the degradation of display quality or the occurrence of abnormal operation is implemented. In a display device including: a writing control shift register composed of a plurality of first unit circuits (30) each including a first boost circuit (320) and a first output node reset circuit (330); and a monitoring control shift register composed of a plurality of second unit circuits (40) each including a second boost circuit (420) and a second output node reset circuit (430), current drive capability of the first boost circuit (320) is higher than current drive capability of the second boost circuit (420), and current drive capability of the second output node reset circuit (430) is higher than current drive capability of the first output node reset circuit (330).
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: December 31, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Shigetsugu Yamanaka, Noboru Noguchi, Masanori Ohara, Noritaka Kishi
  • Patent number: 10467957
    Abstract: A transmitting control line driver, an OLED panel having same, and a display device. The transmitting control line driver comprises multiple stages of transmitting control line driver units. A first time sequence signal transmission line (Ck1) is coupled to first input ends (CKE1) in odd stages of the transmitting control line driver units and second input ends (CKE2) in even stages of the transmitting control line driver units. A second time sequence signal transmission line (CK2) is coupled to second input ends (CKE2) in the odd stages of the transmitting control line driver units and first input ends (CKE1) in the even stages of the transmitting control line driver units. A signal output end (out) of each stage of a transmitting control line driver unit is coupled to a third input end (in) of a subsequent stage of the transmitting control line driver unit.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: November 5, 2019
    Assignee: EverDisplay Optronics (Shanghai) Limited
    Inventors: Ying-Hsiang Tseng, Lina Xiao
  • Patent number: 10460691
    Abstract: A display device to display an image during frame intervals, and to display a blank image during a blank interval defined between the frame intervals, includes: a gate driving circuit including a plurality of stages, an ith stage (i is an integer greater than or equal to 2) from among the plurality of stages including a clock terminal to receive a clock signal, wherein the clock signal swings between a first clock voltage and a second clock voltage smaller than the first clock voltage during a normal interval corresponding to each of the frame intervals, and the clock signal is changed to a voltage lower than the second clock voltage during a stabilization interval corresponding to the blank interval.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: October 29, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghwan Hwang, Chanwook Shim, Youngchul Jo
  • Patent number: 10438557
    Abstract: Provided are voltage compensation circuit, voltage compensation method thereof, display panel and display apparatus.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: October 8, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jianming Wang, Liugang Zhou, Shou Li, Luqiang Guo, Jian Zhang, Chao Zhang
  • Patent number: 10386930
    Abstract: A depth determining method and a depth determining device of an operating body are provided. The depth determining method includes following steps: deriving a first image and a second image that include the operating body from the at least two image capturing units respectively to calculate a first width of the operating body and a first displacement distance of the operating body between the first image and the second image in a first time point; deriving the first image and the second image that include the operating body from the at least two image capturing units respectively to calculate a second width of the operation body in a second time point; and calculating displacement depth of operating body between the first time point and the second time point by a transform function according to the first displacement distance and a different between the first width and the second width.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: August 20, 2019
    Assignee: Wistron Corporation
    Inventors: Sheng-Hsien Hsieh, Chih-Hsiung Chang, Shou-Te Wei
  • Patent number: 10310658
    Abstract: A touch structure, touch display panel and touch display device are disclosed. The touch structure comprises multiple first electrodes and multiple second electrodes arranged to intersect with and insulate from the first electrodes. The first and second electrodes are connected with respective signal transmission lines which transmits a touch signal to the corresponding first or second electrode. At least one electrode in a set of the first and second electrodes is a closable electrode, at least a part of which is a closable part. A switch unit is arranged between the closable part and the corresponding signal transmission line to control connection and disconnection therebetween. With the present invention, by arranging the switch unit between the closable part and the corresponding signal transmission line to control the connection and disconnection therebetween, the touch function in the region corresponding to the closable part can be enabled or disabled.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: June 4, 2019
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventor: Qingna Hou
  • Patent number: 10275057
    Abstract: The present disclosure provides an array substrate, a display panel and a method for detecting and restoring a display panel. The detection and restoring unit is configured to provide signals to the touch sensing units to perform detection and restoring. In the display region, each of the touch sensing units is provided with one first line and one second line, and the first line is connected with the touch sensing unit through a via hole. The first terminal of the first switch element is connected with a first terminal of the first line. The second terminal of the first switch element is connected with a first terminal of the second line. Each of the first terminal of the first line, the first terminal of the second line and the control terminal of the first switch element is connected with the detection and restoring unit.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: April 30, 2019
    Assignees: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Chao Zheng, Min Huang, Zhonghuai Chen, Kangpeng Yang, Yumin Xu
  • Patent number: 10217424
    Abstract: A liquid crystal display includes a liquid crystal panel including a plurality of gate lines extending in a first direction, a plurality of data lines extending in a second direction crossing the first direction, and a plurality of pixels connected to the gate lines and the data lines, a gate driver configured to apply gate signals to the gate lines, a data driver configured to apply data voltages to the data lines, and a timing controller configured to receive a control signal and image data, to apply a gate control signal to the gate driver, and to apply a data control signal to the data driver, wherein the timing controller is further configured to determine whether to change a present polarity arrangement on a basis of a color ratio of the image data.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: February 26, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jinpil Kim, Seunghwan Moon, Jung-won Kim, Dongwon Park, Jaesung Bae
  • Patent number: 10216286
    Abstract: A keyboard includes rows of keys defining a keyboard axis and side borders of the keyboard, the keyboard axis disposed mediate the side borders of the keyboard, the rows of keys disposed in series with each other along the keyboard axis, and the keyboard axis being disposed at an acute or obtuse angle relative to a user of the keyboard and being generally aligned along a length of an arm of the user holding the keyboard. Each key may be also defined by a unique region of numeric values or a unique region of color pixels allowing ease in changing keyboard location, size and orientation.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: February 26, 2019
    Inventor: Todd E. Chornenky
  • Patent number: 10198119
    Abstract: The present disclosure provides an array substrate, an in-cell touch panel and a display device. The array substrate includes a display region and a non-display region. Gate lines, data lines, thin-film transistors and pixel electrodes are arranged at the display region, and each thin-film transistor includes a gate electrode, a gate insulation layer, an active layer, a source electrode and a drain electrode. First signal lines and second signal lines are arranged at the non-display region, and the first signal lines are located at a layer different from the second signal lines and intersect with the second signal lines. The first signal lines are arranged at a layer and made of a material identical to the gate lines. The gate insulation layer and at least one thickening layer are provided between the first signal lines and the second signal lines at overlapping regions of the first signal lines and the second signal lines.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: February 5, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Lianjie Qu