Patents Examined by Roy P Rabindranath
  • Patent number: 11887512
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a gate driving circuit, power lines, a first signal line group, and a second signal line group. The gate driving circuit includes cascaded shift register units; the power lines are configured to provide power signals to the shift register units; the first signal line group includes at least one clock signal line, and the clock signal line is configured to provide a clock signal to the shift register units; the second signal line group includes a trigger signal line, and the trigger signal line is configured to provide a trigger signal to a first-stage shift register unit; and the gate driving circuit includes at least one transistor, and an extending direction of a channel of the transistor is parallel to an extending direction of the one clock signal line.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: January 30, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chao Zeng, Weiyun Huang, Yue Long, Yao Huang, Meng Li
  • Patent number: 11886670
    Abstract: A flexible display device includes a bendable touch display panel, a touch detector, a screen divider, and a panel driver. The touch display panel includes at least one touch sensor. The touch detector detects a curved portion of the touch display panel and touch information corresponding to a touch applied to the touch display panel based on a sensing result from the at least one touch sensor. The screen divider divides a display area of the touch display panel into a plurality of divided areas with respect to the curved portion, and defines the divided areas as a display divided area and a non-display divided area, respectively, based on the touch information. The panel driver activates at least a portion of the display divided area and deactivate the non-display divided area.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: January 30, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wonki Hong, Jongseo Lee
  • Patent number: 11867913
    Abstract: A method, medium and system for auto-aligning displays of a head/helmet mounted display. The method, medium and system may provide for an auto-alignment of components of a headband, headgear, or a helmet. The method, medium and system may provide for a first sensor mounted to the helmet of a user and configured to communicate and transfer align with a vehicle comprising an inertial navigation system (INS). The method, medium and system may provide for display comprising a second sensor configured to communicate with the first sensor and transfer align the second sensor with the first sensor based on the transfer alignment of the first sensor with the vehicle. The method, medium and system may provide for wherein the first sensor and the second sensor comprise an inertial measurement unit (IMU). Further, the method, medium and system may also provide for the aligning of two displays on the head/helmet relative to each other in real time.
    Type: Grant
    Filed: October 14, 2022
    Date of Patent: January 9, 2024
    Assignee: THALES DEFENSE & SECURITY, INC.
    Inventors: Robert B. Atac, Richard Madison, James E. Melzer
  • Patent number: 11853494
    Abstract: An electronic device including: a first pattern part including first mesh lines in which a plurality of first cut line parts are defined; and a second pattern part spaced apart from the first pattern part in a first direction and including a plurality of second cut line parts in which a plurality of second cut line parts are defined. A first reference region is defined in the first pattern part; a second reference region having a same width and area as the first reference region in a second direction crossing the first direction is defined.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: December 26, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-hwan Park, Nayun Kwak, Jongseok Kim
  • Patent number: 11842705
    Abstract: A display apparatus with low-power consumption is provided. The display apparatus includes an inverter circuit and a pixel having a function of adding data, and the inverter circuit has a function of inverting data supplied from a source driver. The inverter circuit has a function of inverting data supplied from a source driver. The pixel has a function of adding data supplied from the source driver and the inverter circuit. Accordingly, the pixel can generate a voltage several times higher than the output voltage of the source driver and can supply the voltage to a display device. With such a structure, the output voltage of the source driver can be lowered, so that a display apparatus with low power consumption can be achieved.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: December 12, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Susumu Kawashima, Koji Kusunoki, Kazunori Watanabe, Naoto Kusumoto
  • Patent number: 11841504
    Abstract: An image display device has a first image projection unit configured to emit light for forming a first image, an image forming optical unit configured to form the first image at a first distance and cause the first image to be incident on a viewpoint of a user, and a rotation support unit configured to rotatably hold the image forming optical unit with a fulcrum point as a rotation center.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: December 12, 2023
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventor: Yoichi Ogata
  • Patent number: 11835835
    Abstract: An electro-optic device comprising electrophoretic medium including a dispersion of a plurality of particles in a fluid configured to migrate within the fluid in a direction responsive to an applied electric field. The plurality of particles include a first type of particles having a first charge of a first charge polarity, a second type of particles having a second charge of a second charge polarity, and a third type of particles having a third charge of the second charge polarity. The first charge polarity is opposite to the second charge polarity, and the third type of particles are configured to migrate within the fluid in a direction responsive to an applied magnetic field gradient.
    Type: Grant
    Filed: October 28, 2022
    Date of Patent: December 5, 2023
    Assignee: E Ink Corporation
    Inventors: Michael D. McCreary, Richard J. Paolini, Jr., Stephen J. Telfer, Samantha Morrill
  • Patent number: 11817023
    Abstract: A display substrate includes a base substrate including a display region and a peripheral region located on at least one side of the display region. The display region is provided with a plurality of sub-pixels, and at least one of the plurality of sub-pixels includes a light-emitting element and a pixel circuit for driving the light-emitting element. The peripheral region includes a detection region, and the detection region is provided with at least one detection electrode which is electrically connected with a first electrode of the light-emitting element and the pixel circuit through a detection lead wire, to detect electrical performance of the light-emitting element through the detection electrode in a detection stage.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: November 14, 2023
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fei Xu, Jingyong Li, Jun Hong, Yanbin Wang, Wenhong Tian
  • Patent number: 11804194
    Abstract: A virtual reality (VR) display device and a display method are provided, so as to improve the problems that an existing VR display device has higher power consumption and waste of resources. The display method for the VR display device includes: in response to a first operation of a user, initiating a smartview mode (S101); controlling display in a first display region of a screen of the VR display device to be at first definition; controlling display in a second display region, other than the first display region, of the screen of the VR display device to be at second definition (S102); and supplementing and displaying black for part of pixels in the second display region (S103); the first display region is a region watched by human eyes; and the first definition is greater than the second definition.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: October 31, 2023
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wenyu Li, Jinghua Miao, Lili Chen, Hao Zhang
  • Patent number: 11790845
    Abstract: The pixel circuit includes a write-in compensation module for writing data signal(s) into a light emission device through a driving transistor and compensating a threshold voltage of the driving transistor; a first reset module for providing a signal of a first reset signal end to a gate of the driving transistor under control of a first reset control end; a second reset module for providing a signal of a second reset signal end to an anode of the light emission device under control of a second reset control end; and a light emission control module for connecting a drain electrode of the driving transistor with the anode under control of a light emission control end. A cathode of the light emission device is connected with a first power source voltage end; a potential of the first reset signal end is larger than a potential of the second reset signal end.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: October 17, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group, Co., Ltd.
    Inventors: Linlin Wang, Xilei Cao, Benlian Wang, Weiyun Huang
  • Patent number: 11789289
    Abstract: A method for controlling content rendering by a multi-view, directionally dependent display includes defining a first display as a first pixel of a pixelated array of the multi-view display, the first display associated with a first viewing angle relative to a first axis; and defining a second display as a second pixel of the pixelated array, the second display. The method includes controlling chromatic properties of the first pixel by applying a filter based on a rendering of first content to be displayed. The method also includes controlling chromatic properties of the second pixel by applying a filter based on a rendering of second content to be displayed; and controlling points of incidence of light from the first and second pixel relative to an optical multiplexer thereby changing the directionality of the multi-view, directionally dependent display.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: October 17, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nigel A. Clarke, Sergio Perdices-Gonzalez
  • Patent number: 11782480
    Abstract: A head-mounted display includes a display unit, a head support, and a balancing mass. The display unit displays graphical content to a user. The head support is coupled to the display to support the display unit on a head of the user for displaying the graphical content thereto. The balancing mass is movable relative to the display unit to offset changes in torque induced by the display unit when tilting the head-mounted display.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: October 10, 2023
    Assignee: APPLE INC.
    Inventors: Dustin A. Hatfield, Daniel M. Strongwater, Kristi E. Bauerly
  • Patent number: 11783791
    Abstract: A panel driving circuit and a display device are provided. The panel driving circuit includes a control board and a plurality of driving modules. A plurality of first connectors and a plurality of first oblique-insertion-proof protection circuits are disposed on the control board. Each of the driving modules includes a driving circuit board and a plurality of driving chips. The driving circuit board is connected to the plurality of driving chips. A second connector and a second oblique-insertion-proof protection circuit are disposed on each of the driving circuit boards. Irreversible damage to displays caused by improper wiring insertion can be prevented.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: October 10, 2023
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jinfeng Liu
  • Patent number: 11783790
    Abstract: A display substrate includes a first substrate, a microcup structure layer, an electrophoretic liquid and a second substrate. The first substrate includes a pixel electrode layer which includes a plurality of pixel electrodes. The microcup structure layer is disposed on a side of the first substrate. The microcup structure layer includes a plurality of microcups, each microcup has a first opening and a second opening opposite to the first opening, the first opening is closer to the pixel electrode layer than the second opening, a size of the first opening being greater than a size of the second opening. The electrophoretic fluid is filled in the plurality of microcups, and the electrophoretic fluid is incorporated with charged particles. The second substrate is disposed on a side, away from the first substrate, of the microcup structure layer with the electrophoretic fluid, and the second substrate includes a common electrode layer.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: October 10, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhe Wang, Qingqing Ma, Chao Tian, Rui Xu, Shuo Li, Min Wang, Xiang Yuan, Linyu Li, Haizhou Ren, Haiyang Tian, Kaifeng Wang, Yinan Gao, Guojie Qin
  • Patent number: 11776493
    Abstract: A backlight module and a display device are provided. The backlight module includes a backlight and a driving circuit for driving the backlight. In the driving circuit corresponding to at least one backlight unit in the backlight, a data signal input module is configured for inputting a first data signal to a first point during a detection stage, and inputting a compensated second data signal to the first point according to a threshold voltage detected by a detection module during a display stage. The present invention improves uniformity of light emission of the backlight module.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: October 3, 2023
    Assignee: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qingsheng Lan, Fuyi Wang
  • Patent number: 11763770
    Abstract: A method for driving an array substrate includes: charging six sub-pixels of each repeating unit controlled by two gate lines that are coupled to one first control sub-circuit in each of a plurality of charging phases included in a frame period; each charging phase including six charging sub-phases, and one sub-pixel of each repeating unit being charged in each charging sub-phase. In each charging sub-phase, the first control sub-circuit transmits a scanning signal from a scan signal transmission channel to one of two gate lines coupled thereto under control of a scan control signal transmitted by at least one scan control signal line; each second control sub-circuit transmits a data signal from a data signal transmission channel to one data line coupled to a repeating unit under control of a data control signal transmitted by at least one data control signal line.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: September 19, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenzhou Xing, Jianjun Wang, Hui Dong, Yuanyuan Liu, Junbo Xu, Xianfeng Yuan
  • Patent number: 11762512
    Abstract: An electronic device such as a speaker device may have a curved housing characterized by a vertical longitudinal axis. A layer of fabric may cover the curved housing. A touch sensor may be used to detect touch input on the layer of fabric. The touch sensor may include capacitive touch sensor electrodes including drive lines and sense lines. In some arrangements, the touch sensor is formed from conductive strands in the layer of fabric. In other arrangements, the touch sensor is formed from conductive traces on a substrate. The substrate may be formed from portions of the curved housing or may be formed from a layer that is separate from the housing. Light-emitting components and/or fabric with different visual characteristics may be used to mark where the touch-sensitive regions of the fabric are located. The touch-sensitive regions may be shaped as media control symbols.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: September 19, 2023
    Assignee: Apple Inc.
    Inventors: Zhengyu Li, Elvis M. Kibiti, Ming Gao, Qiliang Xu, Chen Zhang
  • Patent number: 11756462
    Abstract: The disclosure provides a display driving device and an operation method thereof. The display driving device includes a timing controller circuit and a driving circuit. The timing controller circuit performs oblique filter processing on an original image frame by an oblique filter with an oblique filter mask matrix to generate a processed image frame. The oblique filter comprises an oblique high-pass filter or a smoothing filter. Original pixel data of a current pixel in the original image frame is replaced with new pixel data when the oblique filter mask matrix is configured for the current pixel. The driving circuit drives a display panel module according to the processed image frame. The display panel module includes a tilt lenticular lens layer having a first tilt angle. A second tilt angle of the oblique filter mask matrix of the oblique filter processing corresponds to the first tilt angle.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: September 12, 2023
    Assignee: Acer Incorporated
    Inventors: Jui-Lin Chen, Chao-Shih Huang
  • Patent number: 11749141
    Abstract: An information processing apparatus including an acquisition unit configured to acquire first information regarding relative movement between a viewpoint and display information, and second information regarding a light emission period for presentation of the display information to a display region, and a control unit configured to cause the display information to be presented in the display region on the basis of the first information and the second information, in which the control unit corrects a presentation position of the display information in the display region according to the relative movement between the viewpoint and the display information in the light emission period.
    Type: Grant
    Filed: September 2, 2019
    Date of Patent: September 5, 2023
    Assignee: SONY CORPORATION
    Inventors: Mitsuru Nishibe, Atsushi Ishihara
  • Patent number: 11744126
    Abstract: A display device may include a display panel including a display area, a non-display area which may be disposed on a periphery of the display area, and a pad area which may be disposed on one side of the non-display area. The display panel may include data lines disposed in the display area of the display panel along a second direction which intersects a first direction, and connection lines disposed in the display area of the display panel along the first direction. A first data line among the data lines may be connected to a first connection line among the connection lines.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Cho, Jong Hyun Choi, Ju Chan Park, Seung Min Song, Min Seong Yi