Patents Examined by Vinh T Lam
  • Patent number: 10921634
    Abstract: A display panel and a display device are provided. The display panel has a display region and a peripheral region, a black matrix layer including a portion in the peripheral region; a first annular opening surrounding the display region and a second annular opening surrounding the first annular opening and on a side, away from the display region, of the first annular opening are provided in the portion of the black matrix layer; the first annular opening divides the portion of the black matrix layer into an inner part close to the display region and an outer part away from the display region; the second annular opening divides the outer part into a first part close to the display region and a second part away from the display region; both the first annular opening and the second annular opening are closed annular.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: February 16, 2021
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Honggang Gu, Xianjie Shao, Jie Song, Zhen Zhang
  • Patent number: 10921935
    Abstract: An interactive projection system and an interactive projection method are provided. The interactive projection method includes: generating a virtual canvas by a projector; detecting a handheld device corresponding to a virtual scene by using a depth camera; and projecting a first virtual image corresponding to the virtual scene onto the virtual canvas and projecting a second virtual image corresponding to the virtual scene onto the handheld device in response to the handheld device detected by the depth camera, wherein the second virtual image is different from the first virtual image.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: February 16, 2021
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Xiu-Yu Lin, Chiao-Tsu Chiang, Ting-Hsiang Lan, Ya-Fang Hsu
  • Patent number: 10916601
    Abstract: An electroluminescent device includes a lower structure including an emission area and a peripheral area, a flexible encapsulating multilayer, and a touch panel including a touch electrode. The emission area includes an electroluminescent unit including a lower electrode disposed directly on an insulating film, an intermediate film, and an upper electrode disposed on the intermediate film. The peripheral area includes an inorganic surface portion substantially surrounding the emission area, various terminals, and wires. A lower surface of the flexible encapsulating multilayer and an upper surface of the inorganic surface portion each include only one or more inorganic materials in direct contact with each other.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: February 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventor: Myoung Seo Park
  • Patent number: 10916200
    Abstract: A display device is provided. The display device includes a display driver circuit, and a display panel including a display area including a plurality of pixels, a non-display area, an empty area enclosed by the plurality of pixels, a first scan driving circuit disposed in a first partial area of the non-display area formed outside of a first side of the display area, at least one first scan line extended towards the empty area from the first scan driving circuit, a second scan driving circuit and disposed in a second partial area of the non-display area formed outside a second side adjacent to the first side of the display area, and at least one second scan line extended towards the empty area from the second scan driving circuit to be connected to at least one second pixel of the plurality of pixels.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: February 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyunchang Shin, Yongkoo Her, Joongyu Lee, Songhee Jung, Jaeseung Choi
  • Patent number: 10908750
    Abstract: A method includes driving, by the master controller, transmitter electrodes with a first transmitter signal having a first sensing frequency while transmitting a first trigger signal to slave controllers, obtaining a location of an input object determined from first capacitive measurements determined by the slave controllers using the first trigger signal, and performing a resonant frequency scan. The performing the resonant frequency scan is by performing for each possible resonant frequency of resonant frequencies: driving, by the master controller, only a subset of the transmitter electrodes with a second transmitter signal having the possible resonant frequency while transmitting a second trigger signal to the slave controllers, wherein the subset corresponds to the location of the input object. The slave controllers demodulate a resulting signal according to the second trigger signal to obtain a second capacitive measurements for the possible resonant frequency.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: February 2, 2021
    Assignee: Synaptics Incorporated
    Inventors: Joel C. Jordan, Elkin E. Garcia Diaz
  • Patent number: 10902775
    Abstract: A driving circuit includes a current drive unit and a reset compensation and light emitting control circuit. The current drive unit includes a first transistor and a second transistor. The first transistor and the second transistor are connected in series, wherein the first transistor and the second transistor include a silicon semiconductor layer. The reset compensation and light emitting control circuit is coupled to the current drive unit. The reset compensation and light emitting control circuit includes a third transistor connected to a control terminal of the first transistor, wherein the third transistor is an oxide semiconductor transistor.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: January 26, 2021
    Assignee: INNOLUX CORPORATION
    Inventors: Lien-Hsiang Chen, Kung-Chen Kuo, Ming-Chun Tseng, Cheng-Hsu Chou, Kuan-Feng Lee
  • Patent number: 10903286
    Abstract: A display device includes a circuit layer, a plurality of display elements arranged on the circuit layer, a sealing layer arranged on the plurality of display elements, a protective later arranged on the sealing layer, a touch electrode layer arranged on the protective layer, and a plurality of connection terminals arranged on the circuit layer and an exterior side of the sealing layer. The circuit layer includes a plurality of connection wirings respectively connected to any one the plurality of connection terminals, the protective layer includes a plurality of opening parts respectively in a region overlapping a part of each of the plurality of connection wirings, the touch electrode layer has a plurality of touch electrodes overlapping the display element, and each of the plurality of touch electrodes is connected to any one of the plurality of connection wirings via any one of the plurality of opening parts respectively.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: January 26, 2021
    Assignee: Japan Display Inc.
    Inventor: Daisuke Kato
  • Patent number: 10901566
    Abstract: An electronic device includes an organic layer disposed in a bendable region and a connection wiring disposed on the organic layer. The connection wiring is connected to the signal lines connected to pixels of a display unit. The organic layer and the connection wiring in the bendable region include the same materials as those in an input sensing unit.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: January 26, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jinbo Shim, Kyungseop Kim, Sungkyun Park, Wonsuk Choi, Jaewon Choi, Jung-Moo Hong
  • Patent number: 10896635
    Abstract: Disclosed is a primary color conversion method, which may expand primary color signals that are applicable to a display device. The primary color conversion method includes: acquiring color coordinates and a brightness value of a first color in a first color gamut having M primary colors according to gray-scale values of the M primary colors corresponding to the first color; and mapping the color coordinates and the luminance value of the first color in the first color gamut to color coordinates and a brightness value of a second color corresponding to the first color in a second color gamut having N primary colors. 3?M, 3?N, M is different from N, and M and N are positive integers.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: January 19, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanhui Xi, Bin Dai, Xiaomang Zhang, Yan Sun, Kuanjun Peng, Haijun Niu, Xiaolong Li, Donghui Wang
  • Patent number: 10885832
    Abstract: A method for expressing a grey level of a sub-pixel in a display device includes providing at least one light emitting unit in the sub-pixel, the light emitting unit including a plurality of illumination portions, and illuminating at least one of the plurality of illumination portions to express the grey level of the sub-pixel, and each illumination portion is illuminated independently.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: January 5, 2021
    Assignee: InnoLux Corporation
    Inventors: Hirofumi Watsuda, Tsau-Hua Hsieh
  • Patent number: 10872220
    Abstract: An electronic device and method are disclosed herein. The electronic device includes a display, a biometric sensor, and at least one processor. The processor implements the method, including: when a touch input is detected to the display within the biometric sensing area, increase a brightness of a first pixel group within the biometric sensing area to a first brightness level, and execute at least one of maintaining and changing display of a second pixel group outside the biometric sensing area and, wherein the at least one of maintaining and changing display of the second pixel group includes one of: executing a black state in which display through the second pixel group is disabled, and changing a display attribute for the second pixel group such that a load on the second pixel group is reduced.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: December 22, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joung Min Cho, Jeong Hun Kim, Oh Hyuck Kwon, Tae Sung Kim, Hyung Dal Kim, Hyun Chang Shin, Song Hee Jung, Jeong Min Park, Hyung Sup Byeon, Heung Sik Shin
  • Patent number: 10866694
    Abstract: An electronic device according to various embodiments of the present invention comprises: a first main body including a first surface and a second surface which faces the opposite direction to the first surface; a second main body including a third surface which faces the first surface of the first main body part when being folded in a first direction, and a fourth surface which faces the second surface of the first main body part when being folded in a second direction; a rotatable connection unit which connects at least a part of one side of the first main body part and at least a part of one side of the second main body part; a first display which is exposed to the first surface of the first main body part; a second display which is exposed to the third surface of the second main body part; a processor which is electrically connected to the first display and the second display; and a memory which is electrically connected to the processor.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: December 15, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon-Hwan Kim, Yo-Han Lee, Hyun-Yeul Lee, Kyung-Wha Hong, Sun-Hee Moon, Won-Sik Lee, Seung-Yeon Chung, Hye-Min Ha
  • Patent number: 10860133
    Abstract: A touch knob includes a knob shell having a three-dimensional contour with a curved joint surface; an ITO touch sensor disposed on the knob shell; an auxiliary conductive unit with extensibility, connected on the touch sensor to form an overlapping area covering the joint surface, and the auxiliary conductive unit in the overlapping area having a conductive pattern corresponding to the touch sensor; and a surface coating layer having a three-dimensional contour corresponding to the knob shell and attached on both the touch sensor and the auxiliary conductive unit. An opaque mask surface is provided on an inner side of the surface coating layer. The mask surface cloaks the overlapping area.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: December 8, 2020
    Assignee: YOUNG FAST OPTOELECTRONICS CO., LTD.
    Inventors: Chih-Chiang Pai, Meng-Kuei Lin, Hung-Chi Huang
  • Patent number: 10861323
    Abstract: A method carried out in a system having an active stylus and a sensor controller includes establishing frame synchronization between the controller and the stylus, selecting a first variable-length command from among multiple variable-length commands each including data of a variable number of bits, transmitting the first command in a first portion of a frame using an uplink signal having a variable time length that depends on a number of bits of the first command, receiving the uplink signal having the variable time length, detecting the first command by decoding the uplink signal up to a tail of the uplink signal, and transmitting a downlink signal that depends on the first command in a second portion of the first frame that is different from the first portion of the first frame.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: December 8, 2020
    Assignee: Wacom Co., Ltd.
    Inventors: Sadao Yamamoto, Hideyuki Hara
  • Patent number: 10845890
    Abstract: A gesture-enabled keyboard and method are defined. The gesture-enabled keyboard includes a keyboard housing including one or more keyboard keys for typing, a pair of stereo camera sensors mounted within the keyboard housing, a field of view of the pair of stereo camera sensors projecting substantially perpendicularly to the plane of the keyboard housing, and a pair of micro-electronic machines, each of the micro-electronic machines being coupled with, and adapted to adjust a position of a corresponding one of the pair of stereo cameras. A background of the field of view is updated when one or more alternative input devices are in use. A gesture region including a plurality of interaction zones and a virtual membrane defining a region of transition from one of the plurality of interaction zones to another of the plurality of interaction zones is defined within the field of view of the pair of stereo camera sensors.
    Type: Grant
    Filed: December 23, 2018
    Date of Patent: November 24, 2020
    Assignee: Edge 3 Technologies, Inc.
    Inventor: Tarek El Dokor
  • Patent number: 10838567
    Abstract: A CPU of a touch panel device controls a plurality of switches so as to apply a voltage to an XL electrode and ground a YH electrode, measures a voltage difference between an XH electrode and a YL electrode as a first pressing force, controls the plurality of switches so as to apply a voltage to the XH electrode and ground the YL electrode, measures a voltage difference between the XL electrode and the YH electrode as a second pressing force, associates the first pressing force and the second pressing force with coordinates of two points, respectively, and outputs the associated data to a computer.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: November 17, 2020
    Assignee: FUJITSU COMPONENT LIMITED
    Inventor: Kenichi Fujita
  • Patent number: 10832635
    Abstract: A display apparatus having a display panel, a humidity DETECTION method thereof and a GAMMA curve calibration method are provided. A humidity detection method and a gamma curve calibration method for the display panel of the display apparatus are also provided. The humidity detection method for the display panel includes: displaying a test pattern via the display panel; projecting an incident light to the test pattern of the display panel via a light source to generate a diffraction light; and detecting the diffraction light via a light detector to obtain a humidity information of the display panel. Therefore, a gamma setting of the display panel may be adjusted via the humidity information of the display panel.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: November 10, 2020
    Assignee: Himax Display, Inc.
    Inventors: Hsiu-Yin Cheng, Biing-Seng Wu, Kuan-Hsu Fan-Chiang
  • Patent number: 10831299
    Abstract: An input device for an electronic device includes one or more pressure sensors for detecting inputs. In one embodiment, a pressure sensor is operably coupled to a compression chamber and configured to detect changes in pressure in the compression chamber. The changes in pressure in the compression chamber may be registered as inputs by the electronic device. The pressure sensor may be located next to, instead of below, the input member, and therefore, the thickness of the button assembly can be reduced compared to conventional designs.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: November 10, 2020
    Assignee: Apple Inc.
    Inventors: William C. Lukens, Adam T. Clavelle, Steven P. Cardinali
  • Patent number: 10824266
    Abstract: There is provided a touch screen-integrated display device. The touch screen-integrated display device includes: a substrate including an active area including a plurality of subpixels and a non-active area; a gate line and a data line to define one subpixel; a thin-film transistor disposed in subpixel; a first electrode electrically connected to a source electrode of the thin-film transistor; and a second electrode disposed to be overlapped with the first electrode with a protective layer interposed therebetween, and further includes a pad connection layer configured to connect the line pad and the signal supply pad in the non-active area. Thus, it is possible to reduce a contact resistance between the signal supply pad and the line pad and also possible to suppress damage to the pad connection layer.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: November 3, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kyuhan Yoon, Jungwoo Han
  • Patent number: 10824126
    Abstract: An operation and observation system of a technical plant and/or a technical process and associated method are provided for operating components and for displaying measurement readings, process variables and/or status messages of the components of the plant and/or process. The system includes at least one large screen for displaying the components of the technical process and/or technical plant, and a plurality of operator workstations. A movement detection and movement control component is installed on the screen and on the operator workstations, which allows an operation and/or polling of the components, the measurement readings, the process variables and/or the status messages of the components of the technical plant or of the technical process by means of a body movement of an operator.
    Type: Grant
    Filed: October 15, 2013
    Date of Patent: November 3, 2020
    Assignee: ABB Schweiz AG
    Inventors: Jens Doppelhamer, Kristoffer Husoy, Martin Hollender, Mikko Rissanen, Torgeir Enkerud