Patents Examined by Insa Sadio
  • Patent number: 11158233
    Abstract: A display device includes a display panel including a pixel, and a panel driver configured to change a length of a gate-on period of a light emission control signal provided to the pixel in a current frame on the basis of a difference between a grayscale of a previous frame and a grayscale of the current frame.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: October 26, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Seung Yong Ko
  • Patent number: 11158823
    Abstract: When a base film used in a flexible display panel is bonded to a resin member for fixing the base film that is curved, the base film has creases by an environmental change such as temperature due to difference in linear expansion coefficient before and after a thermal shock. A buffer plate that is thin enough to be bent is provided between the base film used in a flexible display panel and the resin member. With the use of heat dissipation effect and heat equalization effect of the buffer plate, a structure around the panel capable of resisting the environmental change can be provided.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: October 26, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Daiki Nakamura, Kazuhiko Fujita
  • Patent number: 11157099
    Abstract: An electronic writing device is provided. The electronic writing device includes a tip configured to enable writing on a physical surface. The electronic writing device also includes an electronic chip housed in a body of the electronic writing device and coupled to the tip. The electronic chip includes an accelerometer configured to record an acceleration data of the electronic writing device when writing on the physical surface. The electronic chip also includes a gyrometer configured to generate a rotation data corresponding to rotation of the electronic writing device. The electronic writing device further includes a communication module operatively coupled to the electronic chip. The communication module is configured to send data received from the electronic chip to an external processing medium.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: October 26, 2021
    Assignee: ADX Research, Inc.
    Inventor: Pallab Midya
  • Patent number: 11144746
    Abstract: A fingerprint sensing apparatus with in-sensor fingerprint enrollment and verification. The sensing apparatus includes a fingerprint sensor configured to generate sensor data in response to user contact with a sensing region and a processing system operable in at least a first mode and a second mode. When operating in the first mode, the processing system is configured to detect a fingerprint of the user based on the sensor data. When operating in the second mode, the processing system is configured to process gesture inputs based on the sensor data. In some implementations, while operating in the second mode, the processing system may selectively authenticate the user based on the gesture inputs and enable the user to enroll or manage fingerprints on the sensing apparatus when the user is authenticated.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: October 12, 2021
    Assignee: SYNAPTICS INCORPORATED
    Inventors: Kio Kim, Ramakrishna Kakarala, Marcia Tsuchiya
  • Patent number: 11131894
    Abstract: A display device is provided. The display device includes an internal driving circuit, an external circuit and a plurality of signal lines. The signal lines are electrically connected with the internal driving circuit and the external circuit. Each signal line includes N signal line sections, Ma first turning points and Mb second turning points, wherein the N signal line sections are connected with each other, each of the Ma first turning points and the Mb second turning points is located at the connecting site of the two adjacent signal line sections, N and Ma are positive integers, Mb is 0 or a positive integer, N?3, Ma?2, Ma+Mb?N?1, the resistance change rate between the two adjacent signal line sections connected with each first turning point is ?R, and 0<|?R|?10%.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: September 28, 2021
    Assignee: Au Optronics Corporation
    Inventors: Chin-Hao Chang, Wei-Li Lin
  • Patent number: 11127929
    Abstract: Disclosed is a display panel and a display device capable of reducing the reflection of external light. The display panel includes a touch sensor, disposed on an encapsulation unit, and an antireflective film disposed in a non-emission area of the touch sensor so as to overlap each other, whereby it is possible to reduce external light from being incident on the touch sensor and a routing line, and therefore it is possible to reduce the reflectance of external light without using an expensive polarizing plate.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: September 21, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Young-Sub Shin, Keun-Young Kim
  • Patent number: 11112666
    Abstract: An array substrate and a display device are provided. The array substrate includes a substrate, which has a display area and a periphery wiring area at the outer side of the display area of the substrate; at least one periphery wiring in the periphery wiring area; an insulating layer on a side of the periphery wiring away from the substrate, wherein a plurality of grooves is formed in the insulating layer in region corresponding to the periphery wiring area, so as to form a barrier wall with the grooves; and a conductive shielding layer on one side of the insulating layer, an orthographic projection of portions, directly facing the grooves, of the periphery wiring on the substrate is within an orthographic projection of the conductive shielding layer on the substrate.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: September 7, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Chunping Long
  • Patent number: 11107417
    Abstract: A display device includes a display panel. The display panel includes a display panel including a data line, a sensing line, and pixels coupled to the data line and the sensing line. A timing controller generates clock embedded data including image data and a clock training signal. A data driver recovers a clock signal, based on the clock training signal of the clock embedded data, recovers the image data of the clock embedded data, based on the clock signal, supplies a data voltage corresponding to the image data to the data line in a first section, and receives a sensing signal from a pixel of the pixels through the sensing line in a second section different from the first section. In the second section, the data driver recovers the clock signal while the sensing signal is being received.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: August 31, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Taek Kim, Kyun Ho Kim, Jae Woo Ryu, Hyung Keun Park, Joon Suk Baik, Sang Su Han
  • Patent number: 11108025
    Abstract: A display device includes a display panel, and an electronic module disposed thereunder. The display panel includes a first display area having first areas with a first pixel density and a pixel-free area, each first area including a respective pixel, the pixel-free area including second areas and third areas, each third area surrounding a respective second area and disposed between the respective second area and at least one first area, a second display area having a second pixel density greater than the first pixel density, first pattern layers disposed in the third areas, respectively, each first pattern layer surrounding a respective second area in a plan view, and second pattern layers disposed on the first pattern layers, respectively.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: August 31, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hyeonggwaon Kim
  • Patent number: 11106303
    Abstract: Disclosed is a display device having a reduced bezel area. The display device includes a plurality of touch electrodes disposed on a light-emitting element, display link lines and touch lines disposed in a non-active area, and a touch passivation film disposed on the touch electrodes, the touch passivation film contacting the touch lines disposed in a bending area of the non-active area. Consequently, a narrow bezel may be realized.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: August 31, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Ru-Da Rhe, Hyang-Myoung Gwon, Ji-Hyun Jung, Su-Chang An, Jae-Gyun Lee
  • Patent number: 11094246
    Abstract: An electronic device is provided. The electronic device may include a display driver module configured to, in response to receiving display data, divide the display data into a plurality of segments corresponding to a plurality of display regions, compare the display data in the plurality of segments to determine whether the display data in at least one segment is substantially same as the display data in another segment, and based on the comparison outcome, selectively amplify a first display signal generated from the display data in the at least one segment or a second display signal generated from the display data in the another segment.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: August 17, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Dong Hui Kim, Dong Kyoon Han, Tae Sung Kim
  • Patent number: 11093075
    Abstract: An electronic device includes a substrate, a plurality of data lines, a plurality of data switches, a plurality of sensing electrodes, and a plurality of touch switches. The data lines and the sensing electrodes are arranged on the substrate. The plurality of data switches respectively have a first connection end and a second connection end, and the plurality of touch switches respectively have a third connection end and a fourth connection end. The first connection end of the plurality of data switches respectively couple to one of the plurality of the data lines. The third connection end of the plurality of touch switches respectively couple to one of the plurality of the sensing electrodes, and the fourth connection end of the plurality of touch switches respectively couple to the second connection end of one of the plurality of data switches.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: August 17, 2021
    Assignee: INNOLUX CORPORATION
    Inventor: Tsan-Po Weng
  • Patent number: 11086452
    Abstract: A pixel array substrate including a substrate, a plurality of first signal lines, a plurality of pixel structures, a plurality of second signal lines, a plurality of light sensing units, a plurality of third signal lines, and a plurality of touch units is provided. The first signal lines are arranged on the substrate along a first direction. The pixel structures are disposed between the first signal lines. The second signal lines are arranged on the substrate along the first direction. The light sensing units are disposed between the second signal lines. Any adjacent two of the light sensing units are electrically connected to one of the second signal lines and are symmetrically disposed with respect to the second signal line. The third signal lines and the second signal lines are alternately arranged on the substrate. The touch units are electrically connected to the third signal lines.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: August 10, 2021
    Assignee: Au Optronics Corporation
    Inventors: Ming-Yao Chen, Shu-Wen Tzeng, Jui-Chi Lo
  • Patent number: 11086416
    Abstract: In some embodiments, a stylus device can be configured for use in an augmented/virtual (AR/VR) reality environment and can include a first portion and a second portion, where the first portion of the housing is substantially linear and can be configured to be held by a user's hand while the stylus device is in use. The first portion may include a tip configured to operate as an interface between the stylus device and objects within the AR/VR environment. The second portion of the housing may be non-linear and bent to traverse three dimensions including a section of the second portion that is bent longitudinally toward a line co-linear with the first portion of the housing. In some cases, the second portion of the housing may include a plurality of emitters or sensors configured for facilitating a tracking of the stylus device in three-dimensional space within the AR/VR environment.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: August 10, 2021
    Assignee: Logitech Europe S.A.
    Inventors: Andreas Connellan, Fergal Corcoran, Pierce Brady
  • Patent number: 11087712
    Abstract: A common driver 200 includes a voltage output circuit 160 that outputs an inspection voltage that is different between a first period and a second period to an inspection voltage output line Ld, and outputs a first voltage Va1 to a first segment electrode and a second voltage Va2 to a second segment electrode SE2 in the first period and the second period, a signal output circuit 140 that outputs, to a signal voltage output line Ls, a voltage of a first signal in the first period, and a voltage of a second signal in the second period, and an inspection circuit 170 that inspects whether or not an anomaly is present based on the voltage of the inspection voltage output line Ld and the voltage of the signal voltage output line Ls.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: August 10, 2021
    Inventor: Kazuaki Tanaka
  • Patent number: 11086442
    Abstract: A method for responding to a touch operation is provided. The method includes the following. Receive a first touch operation and a second touch operation which act on a touch screen for a preset time period. Determine an operation area where the first touch operation occurs, where the touch screen includes a first operation area and a second operation area, and the operation area where the first touch operation occurs is the first operation area or the second operation area. Determine an operation area where the second touch operation occurs, where the operation area where the second touch operation occurs is the first operation area or the second operation area. Determine whether to respond to at least one of the first touch operation and the second touch operation according to the operation area where the first touch operation occurs and the operation area where the second touch operation occurs.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: August 10, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Chunqiao Hua, Guojun Sun
  • Patent number: 11087679
    Abstract: A pixel and a display device including the same. The pixel includes: a pixel circuit configured to control the amount of current to be supplied to an organic light-emitting diode in response to a data signal provided from a data line; and a light sensor circuit coupled between the data line and the pixel circuit and configured to control the amount of current to be supplied to the pixel circuit in response to incident light.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: August 10, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Keun Lim, Jeong Kyoo Kim, Dong Won Lee
  • Patent number: 11079885
    Abstract: The present disclosure provides a display device having a touch sensor for reducing the size of a bezel area. The display device having a touch sensor is configured such that touch electrodes and touch lines are disposed in a mesh shape on an encapsulation layer encapsulating light-emitting elements and such that some of the touch lines are connected to a touch-driving circuit via an upper bezel area, thereby reducing the size of left and right bezel areas.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: August 3, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Eun-Min Jo, Sung-Wook Chang
  • Patent number: 11073947
    Abstract: A touch panel device according to an embodiment of the present invention is provided with: a panel having a contact surface for receiving a contact; a light emitting portion that inputs, to the panel, input light that is transmitted through the panel; a light receiving portion that detects output light including reflected light of evanescent light that has been generated, on the contact surface, from the input light; and a control portion that calculates and outputs a contact position on the basis of the output light detected by the light receiving portion and a relationship, stored in advance, between positions on the contact surface and the output light.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: July 27, 2021
    Assignee: KDDI CORPORATION
    Inventors: Masahiro Suzuki, Tomoaki Ueda
  • Patent number: 11069294
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: July 20, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Chang-Soo Pyon