Patents Examined by Gerald Johnson
  • Patent number: 11735131
    Abstract: A display device that is suitable for increasing in size is achieved. Three or more source lines are provided for each pixel column. Video signals having the same polarity are input to adjacent source lines during one frame period. Dot inversion driving is used to reduce a flicker, crosstalk, or the like.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: August 22, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Hajime Kimura
  • Patent number: 11736963
    Abstract: A system for testing network performance using a server farm is described. A server in a server farm connected to a management network and a core network may execute virtual machines for multiple users that generate interfaces that the users interact with via the management network connection to configure network performance tests. The virtual machines convert the test configurations into instructions for a testing application and execute the tests using the testing application and the connection to the core network. Test results are provided to the users by the interfaces generated by their respective virtual machines via the management network connection.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: August 22, 2023
    Assignee: T-Mobile USA, Inc.
    Inventor: Oscar R. Cummings
  • Patent number: 11729306
    Abstract: Performing, at a first time, a calibration and configuration of a display magnification management model, including: identifying contextual data associated with contextual inputs of a user including a blink rate and a distance between the user and the display device; identifying display settings of the GUI; training, based on the contextual data and the display settings, the display magnification management model, including generating a configuration policy including configuration rules for performing computer-implemented actions to automatically adjust the magnification level of the GUI; performing, at a second time, a steady-state management of the magnification level of the GUI, including: monitoring the contextual inputs of the of the user, in response, i) accessing the display magnification management model, ii) identifying configuration rules based on the display settings and the monitored contextual inputs, and iii) applying the configuration rules to perform computer-implemented actions to automatical
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: August 15, 2023
    Assignee: Dell Products L.P.
    Inventors: Ganesh Krishnamurthy, Malathi R, Deeder M. Aurongzeb
  • Patent number: 11721269
    Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: August 8, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Wan Kim, Su Jin Lee, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Hyung Jun Park, Jae Yong Lee, Yu Jin Jeon
  • Patent number: 11721263
    Abstract: An e-paper display apparatus including an e-paper display panel is provided. The e-paper display panel includes a plurality of pixel circuits arranged in an array. Each of the pixel circuits includes a transistor device, a storage capacitor and a pixel capacitor. A data voltage is configured to drive the storage capacitor and the pixel capacitor, so as to drive the e-paper display panel to display image. The transistor device is an oxide thin-film transistor. An absolute value of the data voltage is greater than or equal to 20 voltages.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: August 8, 2023
    Assignee: E Ink Holdings Inc.
    Inventors: Wei-Tsung Chen, Xue-Hung Tsai
  • Patent number: 11715401
    Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. Each subpixel unit is driven by a scanning signal provided by one gate and a data signal provided by one data line, and a same data line is connected with at least two subpixel units which are not adjacent to each other and have a same color. The gate drive circuit includes a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units in a one-to-one correspondence in order.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: August 1, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhaohui Meng, Wei Sun, Wenchao Han, Hong Yang, Lin Cong, Wenjun Xiao
  • Patent number: 11715403
    Abstract: A level conversion circuit and a display panel are provided. The level conversion circuit includes a signal generation circuit configured to output driving signals through a plurality of signal output terminals, a first operational amplification circuit configured to level-convert a voltage of an input terminal and output the voltage through an output terminal, and signal output terminals of the signal generation circuit are in one-to-one correspondence with input terminals of the first operational amplification circuit; a plurality of switching circuits connected between the signal output terminal and the input terminal, connected to a control signal terminal, and configured to communicate the signal output terminal with the input terminal in response to a signal of the control signal terminal. At least part of the switching circuits are connected to different control signal terminals.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: August 1, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yinlong Zhang, Shulin Yao, Zhihua Sun, Qi Li, Wenpeng Ma, Pengfei Hu
  • Patent number: 11715399
    Abstract: Disclosed is integrated circuit panel which detects fault of a driving circuit. The integrated circuit panel includes: a driving circuit array including first and second driving circuits; a data driver configured to output first and second input data signals through first and second data lines, respectively; a switch driver configured to output a switching signal through a switch line; and an error detection driver configured to receive first and second output data signals through first and second test lines, respectively, wherein, in response to the switching signal, the first and second driving circuits are configured to output the first and second output data signals, which are based on the first and second input data signal, through the first and second test lines, respectively, and the error detection driver is configured to detect a fault of the first or second driving circuit based on the first or second output data signal.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: August 1, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yilho Lee, Yongil Kwon, Sugyeung Kang, Tae-Hyeon Kwon, Sunkwon Kim, Hyunsang Park, Uijong Song
  • Patent number: 11706169
    Abstract: In some embodiments, a first electronic device shares a portion of a content item corresponding to a respective portion of lyrics for the content item with a second electronic device. In some embodiments, a system facilitates securely sharing a portion of a content item between two devices. In some embodiments, an electronic device generates a server address for accessing a portion of a content item. In some embodiments, a uniform resource locator includes an identification of content, an indication of a first subset of the content, and authentication data.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: July 18, 2023
    Assignee: Apple Inc.
    Inventors: Betim Deva, Catarina Peres Coelho Borges, Szu-Wen Huang, Mufaddal Y. Khumri, Edward Zhang
  • Patent number: 11705042
    Abstract: A display apparatus includes a display panel including a gate line and a data line, a controller generating a source output enable signal determining an output timing of a data voltage output to the data line, and a data driver including a signal changer, generating a final source output enable signal by using the source output enable signal, and randomly changing the output timing of the data voltage for each gate line by using the final source output enable signal.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: July 18, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: SeRyong Park, MinSik Son
  • Patent number: 11702206
    Abstract: An electronic display apparatus comprising a support frame, wherein mounted within the support frame there is an electronic display configured to display content based on image data, and a display driver circuit to receive the image data and to supply an image signal to the electronic display to cause the electronic display to display the content, the image signal based on the image data. Also mounted in the support frame is a connector cable connecting the display driver circuit and the electronic display for transmission of the image signal from the display driver circuit to the electronic display. The support frame is mountable to one or more surfaces so as to mount the electronic display to a first portion of the one or more surfaces and mount the display driver circuit to a second portion of the one or more surfaces that is away from the first portion, and the support frame maintains the electronic display in a spaced relationship from the display driver circuit.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: July 18, 2023
    Inventor: Anthony Soo
  • Patent number: 11688319
    Abstract: A driving method for driving a pixel circuit. The pixel circuit includes a driving transistor, a data-writing transistor, a compensating transistor, a first initializing transistor, a second initializing transistor and a light-emitting element. The compensating transistor is connected between a gate of the driving transistor and a second pole of the driving transistor. The second pole of the driving transistor is connected to an initialization power supply through the first initializing transistor. The data-writing transistor is connected between a data voltage input terminal and a first pole of the driving transistor. The second initializing transistor is connected between a first signal terminal and a first pole of the driving transistor; and the light-emitting element is connected between the second pole of the driving transistor and a second power voltage input terminal.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: June 27, 2023
    Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Dongfang Zhao, Yang Shen, Zidong Guo, Haofeng Zhang, Zhe Du, Junfeng Li, Yong Ge
  • Patent number: 11670208
    Abstract: Disclosed are a power supply control circuit and a display device. An output terminal of the power factor correction circuit is connected to the resonance circuit; a first output terminal of the resonance circuit is connected to the backlight module through the first rectification filter circuit, and a second output terminal of the resonance circuit is connected to the control circuit board and the communication circuit through the second rectification filter circuit; a third output terminal of the resonance circuit is connected to the control system and the communication circuit; the control circuit board is connected to the control system through the communication circuit; a first signal output terminal of the control system is connected to the power factor correction circuit; and a second signal output terminal of the control system is connected to the resonance circuit.
    Type: Grant
    Filed: September 26, 2021
    Date of Patent: June 6, 2023
    Assignee: SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD.
    Inventors: Xiangfeng Hu, Xiaojie Bao, Qiaofu Pan, Yawei Li, Deqiang Huang
  • Patent number: 11670209
    Abstract: A display device includes a display panel including a plurality of pixels, a controller configured to output image data and a gated clock signal, the image data including a plurality of pixel data for the plurality of pixels, and a data driver configured to receive the image data and the gated clock signal from the controller, and to sample the image data in response to the gated clock signal. The controller detects a repeated data pattern where same pixel data is repeated in the image data, generates a clock enable signal having an off level in a period in which the repeated data pattern is transferred, and gates an input clock signal in response to the clock enable signal to produce the gated clock signal.
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: June 6, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyo-Chul Lee, Min Joo Lee
  • Patent number: 11665645
    Abstract: An information handling system wirelessly interfaces with a peripheral device, such as a keyboard or mouse, through primary radios that have a communication protocol, such as Bluetooth. Secondary radios interface with their associated primary radio to provide a low power wake and sleep using wake and sleep signals sent between the secondary radios. A sleep command communicated through the primary radios is acknowledged with the secondary radios to confirm operation of the secondary radios before a subsequent wake command transmits while in the sleep state.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: May 30, 2023
    Assignee: Dell Products L.P.
    Inventors: Karthikeyan Krishnakumar, Minho Cheong
  • Patent number: 11645958
    Abstract: A display device can include a display panel including a plurality of subpixels; a feedback part; and a power source configured to output a first power voltage to the feedback part and the display panel, in which the feedback part is configured to output a virtual feedback voltage to the power source, the virtual feedback voltage being based on the first power, and the power source is further configured to adjust a magnitude of the first power voltage to generate an adjusted first power voltage based on the virtual feedback voltage.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: May 9, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Dongwon Park, YongChul Kwon, JungJae Kim
  • Patent number: 11631355
    Abstract: A display system includes: a host processor which outputs first image data and outputs scan frequency information and a partial scan enable signal, based on an image driving frequency; a display module controlled by the host processor; and an interface. The display module includes: a display driving circuit which controls a selection of pixel rows to which the data signals are supplied based on the scan frequency information and the partial scan enable signal; and a display panel which displays an image on selected pixel rows based on the data signals. In a video mode of the interface, the host processor divides and outputs the first image data through the interface during transmission periods, based on the image driving frequency, and suspends an output of the first image data through the interface during suspend periods.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: April 18, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hyuk Park, Jin Young Roh, Hyo Jin Lee, Jae Keun Lim
  • Patent number: 11626053
    Abstract: A display device includes a display panel, a display panel driving circuit, and a power management integrated circuit that generates driving voltages, receives driving set data from a timing controller, stores driving hex values corresponding to the driving set data in first internal registers, and determines voltage levels of the driving voltages based on the driving hex values. The power management integrated circuit divides the driving hex values into upper and lower decimal values, derives a result decimal value by applying the upper and lower decimal values to a first authentication-formula, generates a result hex value based on the result decimal value, compares an authentication hex value corresponding to authentication data received from the timing controller with the result hex value, and selectively operates in a normal mode or in a protection mode based on a comparison result between the authentication hex value and the result hex value.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: April 11, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Yanguk Nam
  • Patent number: 11620930
    Abstract: A display device is provided and includes: a display panel, disposed with a gate driving circuit and a source driving circuit; a X-board, disposed with a driving circuit board assembly including a display control circuit and a first connector, the display control circuit is connected with the gate driving circuit, the source driving circuit and the first connector; a system board, disposed with a second connector and a system-on-chip (SOC) connected to the second connector, the SOC includes an optical performance adjustment intellectual property core; and a connecting part, connected between the first connector and the second connector. By disposing the driving circuit board assembly on the X-board to make the X-board have some of TCON functions, completely independent of the SOC when debugging and changing Panel Timing, and can be developed independently, panel manufacturers can complete the panel debugging and changing independently without relying on changing the SOC.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: April 4, 2023
    Assignee: XIANYANG CAIHONG OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventors: Yuan-Liang Wu, Yu-Yeh Chen, Lei Sun, Zihan Liu, Jun Shi
  • Patent number: 11620952
    Abstract: A display apparatus includes a display panel, a gate driver, a data driver and a driving controller. The display panel displays an image based on input image data. The gate driver outputs a gate signal to a gate line of the display panel. The data driver outputs a data voltage to a data line of the display panel. The driving controller controls operations of the gate driver and the data driver and drive a still image display area and a video image display area of a display area of the display panel in different driving frequencies. The driving controller includes a still image determiner which divides the input image data into a plurality of still image determining blocks, respectively determines whether the still image determining blocks represent a still image or a video image and determines a boundary between the still image display area and the video image display area.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: April 4, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: HongSoo Kim, Sangan Kwon, Jinyoung Roh, Sehyuk Park, Sukhun Lee, Hyojin Lee