Patents Examined by Amr Awad
  • Patent number: 12135585
    Abstract: Disclosed are techniques for automatically aligning a wrist-mounted display device to a primary display device to facilitate simultaneous use of both display devices. Historical usage information corresponding to a user using both devices is leveraged to determine usage patterns for the devices together. Subsequently, when the primary display device is used by the user, the usage patterns are used to determine when the wrist-mounted display device can be used together with the primary display device. Position information from each device is used to determine a position for the wrist-mounted display device to automatically relocate to for aligning the wrist-mounted display device and the primary display device to have similar viewing directions. The wrist-mounted display device is automatically aligned to the position, and a usage of the aligned wrist-mounted display device is initiated based on the historical usage patterns.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: November 5, 2024
    Assignee: International Business Machines Corporation
    Inventors: Venkata Vara Prasad Karri, Sarbajit K. Rakshit, Saraswathi Sailaja Perumalla, Sirisha Akella
  • Patent number: 12136373
    Abstract: A pixel circuit includes a first transistor, a second transistor including a control electrode receiving a write gate signal generated based on clock signals having a duration of M horizontal time, M being a positive integer greater than or equal to 2, a first electrode receiving a data voltage, and a second electrode electrically connected to the first transistor, a third transistor including a control electrode receiving a compensation gate signal generated based on a first next write gate signal applied after the write gate signal is applied, a first and second electrodes electrically connected to the first transistor, and a fourth transistor including a control electrode receiving an initialization gate signal generated based on a previous write gate signal applied before the write gate signal is applied, a first electrode receiving a first initialization voltage, and a second electrode electrically connected to the first transistor.
    Type: Grant
    Filed: March 9, 2023
    Date of Patent: November 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sunho Kim, Yoomin Ko, Juchan Park, Pilsuk Lee
  • Patent number: 12135590
    Abstract: An electronic device is provided. The electronic device includes a housing and a sensor module disposed in at least a portion of the housing. The sensor module includes a fingerprint recognition sensor, a protective layer covering the fingerprint recognition sensor, an adhesive member placed on the protective layer, and a ceramic layer placed on the adhesive member, wherein the edge of the ceramic layer, the edge of the adhesive member, and the edge of a part of the protective layer include machined surfaces. Other embodiments are also possible.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: November 5, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byungseon Hwang, Deokhee Lee, Sunggyu Lee
  • Patent number: 12136372
    Abstract: Disclosed are a display driver for a low power driving and a timing controller for the display device. The display device may include the timing controller configured to transmit a packet to which one of first option information corresponding to a static pattern or second option information corresponding to a dynamic pattern is applied, and a source driver configured to receive the packet and to perform a low power mode corresponding to the static pattern based on the first option information or adaptive charge sharing corresponding to the dynamic pattern based on the second option information.
    Type: Grant
    Filed: December 16, 2022
    Date of Patent: November 5, 2024
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Nam Seok Seo, Sea Ho Kim, Hae Ju Kim, Je Jin Myoung, Won Sik Chae
  • Patent number: 12131089
    Abstract: A display control system includes a personal attribute information acquirer, a content specifier, and a display output. The personal attribute information acquirer acquires personal attribute information indicating an attribute of people present in an area including a vicinity of a display area for displaying video content based on a captured image of the area. The content specifier specifies target video content items, which are video content items to be displayed on the display area, based on the personal attribute information. The display output sets a plurality of screen areas in the display area based on the number of the target video content items and allocates and outputs the target video content items to the plurality of screen areas.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: October 29, 2024
    Assignee: SHARP NEC DISPLAY SOLUTIONS, LTD.
    Inventor: Ryoichi Araki
  • Patent number: 12118906
    Abstract: A method for sensing a display panel includes: sensing an electrical characteristic parameter of a driving transistor of a pixel circuit of a sub-pixel in an X-th row in a blank stage between an N-th frame and an (N+1)-th frame, wherein X is a random number, and both N and X are positive integers.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: October 15, 2024
    Assignees: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiaolong Wei, Fei Yang, Song Meng, Jingbo Xu, Jianbo Xian
  • Patent number: 12118964
    Abstract: A display controller having an automatic data underrun recovery function, comprising: a direct memory access (DMA) controller coupled to an image data processor; the image data processor coupled to an image layer synthesizer; the image layer synthesizer coupled to a first-in first-out (FIFO) memory; a display timing generation circuit (DTC) coupled to the FIFO memory, the display timing generation circuit (DTC) being coupled to an external display device; and an underrun state machine separately coupled to the display timing generation circuit (DTC), an underload data counter, the DMA controller, the image data processor, the image layer synthesizer, and the FIFO memory. The provided display controller has an automatic data underrun recovery function.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: October 15, 2024
    Assignee: NANJING SEMIDRIVE TECHNOLOGY CO., LTD.
    Inventor: Qiaoyu Ye
  • Patent number: 12112677
    Abstract: The present application discloses a drive circuit. The drive circuit includes: a first module, configured to generate image data; and a second module, configured to set a state value corresponding to the next image data based on a frame refresh rate corresponding to the current image data, a state value corresponding to the current image data and a state value corresponding to the previous image data.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: October 8, 2024
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jhenwei He
  • Patent number: 12106598
    Abstract: A fingerprint sensing device has a sensing area, an operation area, and a peripheral area, and the operation area is disposed between the sensing area and the peripheral area. The fingerprint sensing device includes a substrate, a sensing element located at the sensing area, an operation element located at the operation area, a first signal line located at the peripheral area, a first planarization layer, a first insulating layer, and a first shading layer. The first planarization layer is located on the substrate and has a first trench, and the first trench overlaps the first signal line. The first insulating layer is located on the first planarization layer and in the first trench, and the first insulating layer has a first opening located in the first trench. The first shading layer is located on the first insulating layer and connected to the first signal line through the first opening.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: October 1, 2024
    Assignee: Au Optronics Corporation
    Inventors: Shu-Wen Tzeng, Yan-Liang Chen, Jui-Chi Lo
  • Patent number: 12093085
    Abstract: A system can include a display housing that includes a display; a keyboard housing that includes a keyboard, a processor and memory accessible to the processor; a sensor operatively coupled to the processor; a hinge assembly that rotatably couples the display housing and the keyboard housing; and adjustment circuitry that determines a recommended position for adjustment of the display housing with respect to the keyboard housing using sensor data generated by the sensor.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: September 17, 2024
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Mengnan Wang, Barrett J. Bryson, Song Wang
  • Patent number: 12094383
    Abstract: A display driver and a charge recycling method are provided. The display driver includes a charging and discharging circuit and a control circuit. A first terminal of the charging and discharging circuit is coupled to at least one of the scan lines, and a second terminal of the charging and discharging circuit is coupled to at least one of the data lines. The control circuit is coupled to a first control terminal and a second control terminal of the charging and discharging circuit. The charging and discharging circuit receives a first current generated by discharging the at least one of the scan lines to charge the capacitor based on a first control signal. The charging and discharging circuit discharges the capacitor to generate a second current for charging the at least one of the data lines based on a second control signal.
    Type: Grant
    Filed: February 21, 2023
    Date of Patent: September 17, 2024
    Assignee: Novatek Microelectronics Corp.
    Inventors: Chieh-An Lin, Keko-Chun Liang, Jhih-Siou Cheng
  • Patent number: 12087197
    Abstract: A display driver comprises control circuitry configured to store a default gamma curve, determine a count of in-region pixels of a target pixel in a display panel and neighboring pixels of the target pixel, the in-region pixels being located in a predetermined region of the display panel, and determine a scale factor based on a ratio of the count of the in-region pixels to a total number of the target pixel and the neighboring pixels. The control circuitry also determines a modified gamma curve by scaling the default gamma curve with the scale factor. The display driver further comprises image processing circuitry configured to apply a gamma transformation based on the modified gamma curve to image data defined for the target pixel to generate output voltage data for the target pixel.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: September 10, 2024
    Assignee: Synaptics Incorporated
    Inventors: Hirobumi Furihata, Tomoo Minaki, Masao Orio, Takashi Nose
  • Patent number: 12087195
    Abstract: Disclosed is a source amplifier which includes a first circuit that outputs a first current to an output terminal of the source amplifier by amplifying an input voltage, and a second circuit that is connected with the first circuit and outputs a second current to the output terminal based on the input voltage. The second circuit includes a third circuit that adjusts a level of the second current in response to an enable signal.
    Type: Grant
    Filed: February 24, 2022
    Date of Patent: September 10, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Taek Su Kwon, Woojoo Kim, Dongwook Suh
  • Patent number: 12086346
    Abstract: This display device includes: a grouping processing unit that groups a plurality of drive lines into a plurality of groups each having a set grouped number of adjacent drive lines; a setting processing unit that sets a display magnification of a display screen according to the grouped number; a display processing unit that causes a display panel to display the display screen in the display magnification; and a determination processing unit that determines, in a state where the display screen is displayed on the display panel in the display magnification, a position of a touch operation on the display screen that is displayed in the display magnification based on an output signal that is output from a plurality of sense lines in response to an input signal that is input to each of the grouped number of drive lines.
    Type: Grant
    Filed: July 6, 2023
    Date of Patent: September 10, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Koichi Sugiyama
  • Patent number: 12057085
    Abstract: A set circuit in a unit circuit in a gate driver of a display device includes a setting transistor, a first auxiliary transistor, and a second auxiliary transistor. The setting transistor includes a source terminal connected to an internal node, a gate terminal connected to a set input terminal, and a drain terminal connected to the set input terminal via the first auxiliary transistor and also connected to an input terminal via the second auxiliary transistor in a diode-connected form. Each transistor is controlled to be in an on state and an off state during normal drive and is controlled to be in the off state and the on state during a pause period by a control signal supplied to the input terminal.
    Type: Grant
    Filed: August 14, 2023
    Date of Patent: August 6, 2024
    Assignee: Sharp Display Technology Corporation
    Inventors: Jun Nishimura, Kengo Hara, Yohei Takeuchi, Yoshihito Hara, Tohru Daitoh
  • Patent number: 12057083
    Abstract: A display device is disclosed. The display device includes a control module and a display panel connected to the control module. Wherein, the display panel includes a plurality of pixel electrodes; a plurality of first common electrodes disposed opposite to the pixel electrodes and connected to the control module by common connecting lines; and a liquid crystal layer disposed between the first common electrodes and the pixel electrodes. Wherein, the control module is configured to allow a constant electrical potential difference to exist between the first common electrodes and the pixel electrodes.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: August 6, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaochen Li, Gui Chen, Qiang Gong
  • Patent number: 12056222
    Abstract: A display device including: a display panel including a display area in which an image is displayed; and a fingerprint sensor disposed on a first surface of the display panel and including a sensing area for sensing a fingerprint of a user, wherein the display device is configured to authenticate the fingerprint of the user by using data for a portion of the sensing area.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: August 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soon Gyu Lee, Jin Woo Kim, Jung Hak Kim, Jae Hyung Jo
  • Patent number: 12045091
    Abstract: A display device includes a display panel including a button area, a button assembly disposed under the button area of the display panel, and a support layer disposed between the display panel and the button assembly and including a slit portion. The slit portion may include at least one slit surrounding at least a portion of the button area.
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: July 23, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Yongkwon Soh
  • Patent number: 12039022
    Abstract: Provided is a processing system including a moving body identification information acquisition unit that acquires moving body identification information for identifying a moving body, an authentication unit that executes an inspector authentication process, based on biological information of an inspector, an inspection item identification information acquisition unit that acquires inspection item identification information for identifying an inspection item, and an output unit that stores the moving body identification information, the inspection item identification information, and inspector identification information of the inspector which is authenticated in the inspector authentication process in a storage unit in association with each other.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: July 16, 2024
    Assignee: NEC CORPORATION
    Inventor: Shingo Ogawa
  • Patent number: 12033420
    Abstract: The present disclosure provides a display device with fingerprint sensor in a manner capable of strengthening a display device integrating the fingerprint sensor. The display device includes a display panel including a display area, a cover panel, a fingerprint sensor, and a reinforcing member. The cover panel is disposed on a rear surface of the display panel and includes an opening. The fingerprint sensor is disposed on the rear surface of the display panel in the opening of the cover panel and includes a sensor layer. The reinforcing member is disposed on a rear surface of the fingerprint sensor. The reinforcing member includes a sidewall surrounding at least one area of the sensor layer while being in contact with the rear surface of the fingerprint sensor, and a bottom surface which extends from the sidewall and is spaced apart from the sensor layer.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: July 9, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Hun Ryu, Kwang Hyun Baek, Su Yul Seo, Dong Hwan Lee, Jae Hyung Jo, Sung Ho Jin