Patents Examined by Kent W. Chang
  • Patent number: 10928940
    Abstract: A touch panel includes a base substrate, a plurality of touch electrode blocks disposed at interval on the base substrate, and a plurality of shadow elimination portions each provided between any two adjacent touch electrode blocks in the plurality of touch electrode blocks. The plurality of shadow elimination portions and the plurality of touch electrode blocks are disposed in insulation from each other, and a difference between a reflectivity of one of the plurality of shadow elimination portions and a reflectivity of a corresponding one of the plurality of touch electrode blocks adjacent to the one of the plurality of shadow elimination portions is within a threshold range.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: February 23, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Weijie Ma, Taofeng Xie, Tsung Chieh Kuo, Xianlin Ding
  • Patent number: 10921902
    Abstract: A multi-functional human interface device includes a control unit and a first multi-functional input button. The first multi-functional input button includes a cover unit configured to receive a touch input of a user's finger, an electrode unit including a transmitter and a receiver to form an electric field, an elastic unit configured to move from a first height to a second height when a first pressure is applied from the cover unit and configured to move back to the first height when the first pressure from the cover unit is released, and a switch unit configured to generate an electric signal representing an input of a predetermined letter.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: February 16, 2021
    Assignee: INNOPRESSO, INC.
    Inventor: Eunhyung Cho
  • Patent number: 10923074
    Abstract: A receiving circuit includes a first capacitor connected to a first signal line, a second capacitor connected to a second signal line. A first bias control circuit may convert a common mode voltage of a first received signal provided through the first capacitor to a first voltage level to output a first biased signal. A second bias control circuit may convert a common mode voltage of a second received signal provided through the second capacitor to a second voltage level to output a second biased signal. A balance compensation circuit may receive the first biased signal and the second biased signal, compensate for an offset voltage of the first biased signal based on the second biased signal, and compensate for an offset voltage of the second biased signal based on the first biased signal to output a first differential signal and a second differential signal.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: February 16, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kihyun Pyun, Seung-woon Shin, Eui-myeong Cho
  • Patent number: 10921586
    Abstract: An image processing method and apparatus in a virtual reality device are provided. The method includes determining, according to a visual acuity status of a user of a virtual reality device, a filtering parameter corresponding to visual acuity of the user. For an image played on the virtual reality device, an inverse filtering processing is performed on the image according to the determined filtering parameter. An image obtained after the inverse filtering processing is then displayed on a screen of the virtual reality device. Embodiments of the present invention also provide a device and a terminal for such image processing.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: February 16, 2021
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Junteng Kang
  • Patent number: 10923019
    Abstract: An irregular display panel and a display device are provided. A display region has an irregular boundary. The display panel includes low-luminance pixels, and normal pixels arranged away from the irregular boundary. The pixel rows and/or the pixel columns include pixel groups each including a first pixel group and a second pixel group. The number of pixels adjacent to the irregular boundary in the first pixel group is greater than that in the second pixel group, and the number of low-luminance pixels of the first pixel group is greater than or equal to that of the second pixel group. The pixel includes at least three sub pixels each including an electrode having at least one slit. The total slit lengths of the low-luminance pixels in a same pixel group increase gradually in a direction from the irregular boundary to the display region.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: February 16, 2021
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Binyi Zheng, Yan Yang, Yongping Zeng, Ling Wu, Poping Shen
  • Patent number: 10923025
    Abstract: A method for compensating the pixel driving circuit may include: in a light emitting phase of the pixel driving circuit, sensing an electric signal of the first electrode of the electroluminescent element, and calculating an electrical compensation signal based on the electric signal; in the light emitting phase of the pixel driving circuit, sensing a brightness signal of the electroluminescent element by a photosensitive sensor and calculating an optical compensation signal according to the brightness signal; and generating a comprehensive compensation signal according to the electrical compensation signal and the optical compensation signal, and controlling a signal on a control terminal of the drive transistor according to the comprehensive compensation signal.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: February 16, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Cuili Gai, Yicheng Lin, Ling Wang, Pan Xu
  • Patent number: 10921901
    Abstract: A multi-functional human interface device includes a control unit and a first multi-functional input button. The first multi-functional input button includes a cover unit configured to receive a touch input of a user's finger, an electrode unit including a transmitter and a receiver to form an electric field, an elastic unit configured to move from a first height to a second height when a first pressure is applied from the cover unit and configured to move back to the first height when the first pressure from the cover unit is released, and a switch unit configured to generate an electric signal representing an input of a predetermined letter.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: February 16, 2021
    Assignee: INNOPRESSO, INC.
    Inventor: Eunhyung Cho
  • Patent number: 10923069
    Abstract: Disclosed is a source drive integrated circuit comprising: a core unit, a channel processing unit provided in each of a channel area disposed in a first side of the control area and a channel area disposed in a second side of the control area facing the first side to convert digital data, corresponding to a digital image signal transferred from the core unit, into a data voltage corresponding to an analog image signal and to output the data voltage, a resistor string provided in at least one of a pad area disposed in a third side of the control area and a pad area disposed in a fourth side of the control area facing the third side to generate a gamma voltage for converting the digital data into the data voltage and to supply the gamma voltage to the channel processing unit, and N number of gamma pads.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: February 16, 2021
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Myeong Woo Oh, Cheol Woong Lee, Jae Sup Han, Hee Ju Kwak, Kyu Hyeong Lee
  • Patent number: 10915196
    Abstract: The in-cell touch display panel has a display area and a non-display area. Multiple pixel structures are disposed in the display area. Transparent conductive layers, metal layers, and first to fourth insulation layers are disposed in the pixel structures. The thickness of the third insulation layer is greater than or equal to that of the second insulation layer. The thickness of the third insulation layer is 1.2 or more times of that of the fourth insulation layer. The thickness of the third insulation layer is greater than or equal to 5000 ?. The sum of the thickness of the third insulation layer and the thickness of the fourth insulation layer is greater than or equal to 7000 ?.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: February 9, 2021
    Assignees: HannStar Display (Nanjing) Corporation, HannStar Display Corporation
    Inventor: Cheng-Yen Yeh
  • Patent number: 10910592
    Abstract: A flexible electroluminescent display device can include a flexible substrate including an active area and a bending area extending from one side of the active area to be bent; a thin film transistor and a light emitting diode on the active area; a touch screen panel on the active area; a touch circuit board connected to the touch screen panel and bent at an outer periphery of the bending area of the flexible substrate; a polarizer disposed on the touch screen panel and covering a portion of the touch circuit board; and a step compensating layer disposed between the touch screen panel and the polarizer, the step compensating layer compensates a step between the touch screen panel and the touch circuit board.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: February 2, 2021
    Assignee: LG DISPLAY CO., LTD.
    Inventors: IkHyun Kuon, JeongKweon Park, MoonGoo Kim, Chan Park, SangGul Lee, YongSoo Kim, SangEun Han
  • Patent number: 10909918
    Abstract: An organic light emitting display device driven at a first driving frequency or a second driving frequency lower than the first driving frequency includes pixels coupled to first scan lines, second scan lines, and data lines, a first scan driver configured to supply scan signals to the first scan lines during a first period and a second period in one frame period, when the organic light emitting display device is driven at the second driving frequency, a second scan driver configured to supply scan signals to the second scan lines during the first period, when the organic light emitting display device is driven at the second driving frequency, and a data driver configured to supply a data signal to the data lines during the first period.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong Jae Kim, Jin Jeon, Chul Kyu Kang
  • Patent number: 10901508
    Abstract: A method for analyzing electroencephalogram (EEG) signals is disclosed. EEG signals are received from a sensor coupled to a user. Contextual information from one or both of the user and the user's environment is also received. The EEG signals are processed in real time using a machine learning model to predict an action of the user, which is associated with the contextual information. Output associated with the predicted action is then generated.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: January 26, 2021
    Assignee: X Development LLC
    Inventors: Sarah Ann Laszlo, Philip Edwin Watson, Carl Ferman McCleary Smith, Aysja Johnson
  • Patent number: 10901521
    Abstract: An apparatus for manipulating an object includes first and second gesture controllers, each operatively connected to the object and structured and programmed such that, in a first-action active state, each can causes a first action to be carried out on the object by an appropriate first-action gesture made in the gesture controller. Only one of the first and second gesture controllers at any given time is capable of being in the first-action active state, and the first-action active state is transferable between the first and second gesture controllers upon the detecting of a first-action transfer gesture by one of said first gesture controller and said second gesture controller. Specific gesture control apparatus and methods for manipulating an object are also disclosed.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: January 26, 2021
    Assignee: Nanotronics Imaging, Inc.
    Inventors: Matthew C. Putman, John B. Putman, Paul Roossin
  • Patent number: 10901483
    Abstract: An electronic device according to an embodiment the disclosure may include a display, a processor, and a power supply unit supplying power to the display and the processor. The power supply unit may include a power receiving unit receiving AC power from an external power source, a rectifying unit rectifying the AC power to convert the AC power to DC power, and a power factor correction unit adjusting a power factor of the DC power based on voltage at a specified point of the power supply unit and outputting voltage of the DC power to be output to the display, and the processor may be configured to identify power consumption of the display and to turn on or off the power factor correction unit based on the identified power consumption of the display. Moreover, various embodiment grasped through the disclosure are possible.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: January 26, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Du Hee Jang, Jeong Il Kang, Seong Hoon Woo, Shin Wook Choi
  • Patent number: 10896638
    Abstract: A luminance controlling unit includes a luminance controller that controls luminance of a pixel array. The pixel array includes pixels each including a current-driven self-luminescent element. The luminescent controller sets, on the basis of an image signal corresponding to a frame image, a threshold that is directed to detection of a maximum signal level of the image signal, and performs dynamic control of a potential difference between a first voltage and a second voltage on the basis of the maximum signal level detected with reference to the set threshold. The first voltage is outputted from a first voltage source adjacent to an anode of the self-luminescent element, and the second voltage is outputted from a second voltage source adjacent to a cathode of the self-luminescent element.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: January 19, 2021
    Assignee: JOLED INC.
    Inventors: Hiroaki Ishii, Teppei Isobe
  • Patent number: 10896645
    Abstract: A foldable display device according to example embodiments includes a flexible display panel including a first display area having at least partially foldable area and a second display area not having the foldable area, a folding sensor in the first display area configured to detect a folding status of the flexible display panel and output a detecting signal which includes the folding status of the flexible display panel, a scan driver configured to sequentially provide scan signals to at least a part of a plurality of scan lines based on the detecting signal, a data driver configured to provide data signals to the flexible display panel based on the detecting signal, and a timing controller configured to convert input image data into corrected image data based on the detecting signal and control the scan driver and the data driver.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: January 19, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Jun Lee, Hyo-Jin Lee, Hui Nam, Myung-Ho Lee
  • Patent number: 10891900
    Abstract: An emission driver according to example embodiments includes a plurality of stages each having an input block; an output block; a first signal processing block controlling a voltage of a first node; a second signal processing block controlling a voltage of a fourth node in response to the signal supplied to a third input terminal and a voltage of a fifth node; a third signal processing block controlling the voltage of the fourth node; a fourth signal processing block controlling the voltage of the third node; and a stabilization block electrically connected between the input block and the output block to limit a voltage drop between the first node and the third node. The stabilization block may limit a voltage drop between a second node and the fourth node by lowering a voltage of a second power source to the fifth node.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: January 12, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Woong Kim, Seung Kyu Lee, Won Mi Hwang
  • Patent number: 10890811
    Abstract: An LCD device includes first and second electrodes in each of the first and second pixel regions, a first TFT connected to a second gate line and a first data line and configured to supply a first data voltage to the first electrode in the first pixel region, a second TFT connected to the second gate line and a second data line and configured to supply a second data voltage having a level opposite the first data voltage to the second electrode in the first pixel region, a third TFT connected to a fourth gate line and the first data line and configured to supply the first data voltage to the second electrode in the second pixel region, and a fourth TFT connected to the fourth gate line and the second data line and configured to supply the second data voltage to the first electrode in the second pixel region.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: January 12, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Sang-Wook Lee, Hyung-Beom Shin
  • Patent number: 10890994
    Abstract: The present invention relates to a touch sensor integrated color filter and a manufacturing method for the same in which a touch sensor layer including a metal layer and a transparent conductive layer is formed on a black matrix of a flexible color filter.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: January 12, 2021
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Seong Ho Park, Ju In Yoon, Kyoung Mo Lee, Young Chan Choi
  • Patent number: 10885835
    Abstract: There is disclosed a display device comprising a display panel; an inner plate disposed on a rear surface of the display panel; a module cover disposed on a rear surface of the inner plate; a space formed between the inner plate and the module cover; and a back cover configured to form a loading portion by covering a first area provided in a rear surface of the module cover and being coupled to the first area, wherein the module cover comprises a lateral wall portion projected from a circumference of the first area toward the rear surface and configured to define a lateral surface of the loading portion; an inclined portion inclined from the lateral wall portion and extended toward the front surface; a first vent hole formed in a first lateral wall portion provided in an upper area of the lateral wall portion and configured to communicate the loading portion and the space; a second vent hole formed in a first inclined portion provided in an upper area of the first area and configured to communicate the space
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: January 5, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Jinhum Cho, Hyunsik Kim, Honghae Do, Jaeuk Ryu, Hyunchul Moon, Chunsoo Chang, Sangmoon Hwang