Patents Examined by Ram Mistry
  • Patent number: 12008973
    Abstract: An area of a region arranged on one side of a display region in a direction in which scanning lines extend is reduced. A display apparatus has a scanning line driving circuit and a plurality of scanning lines. The scanning line driving circuit is provided in a region arranged along a side portion on the positive side in the X-axis direction in a display region of a substrate. The scanning line driving circuit includes a plurality of transfer circuits connected to the plurality of scanning lines, respectively. Among the plurality of transfer circuits, the shape of one transfer circuit is different from the shape of another transfer circuit arranged on the negative side of the one transfer circuit in the Y-axis direction.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: June 11, 2024
    Assignee: Japan Display Inc.
    Inventor: Nobuyuki Ishige
  • Patent number: 10049631
    Abstract: According to one embodiment, an active matrix display device includes a non-rectangular display portion in which a part of an outer edge is curved or bent, display pixels arrayed in a matrix in the display portion, gate lines connected for each row of the display pixels, signal lines connected for each column of the display pixels, a gate line driving circuit, a signal line driving circuit, and bus lines extending along a part of an edge of the display portion outside the display portion. A part of the signal lines extends from an edge opposite to the bus lines of the display portion to the bus lines through the display portion, is connected to the bus lines, and further, extends from the bus lines to the edge opposite to the bus lines through the display portion.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: August 14, 2018
    Assignee: Japan Display Inc.
    Inventors: Yoshiro Aoki, Hiroyuki Kimura, Shinichiro Oka
  • Patent number: 10025105
    Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: July 17, 2018
    Assignee: SONY INTERACTIVE ENTERTAINMENT INC.
    Inventors: Nicolas Doucet, Yutaka Yokokawa, Masafumi Noda, Takumi Yoshida, Keiichiro Ishihara, Gento Morita, Yuki Miyamae, Ngo Tuyen Thibaud, Kazutomo Sasaki
  • Patent number: 10008171
    Abstract: A gate driving circuit is provided. The gate driving circuit includes multistage driving modules, where an Nth stage driving module includes a setting circuit, a first driving circuit, an isolating switch circuit, a second driving circuit and an anti-noise circuit. The setting circuit generates a first precharge signal according to a gate driving signal of an (N?2)th scan line or a start signal. The isolating switch circuit coupled between the first driving circuit and the second driving circuit provides a second precharge signal, so as to effectively avoid a flickering problem of a display image caused by a surge of the gate driving signal due to a coupling effect of a parasitic capacitance of the transistor and a bootstrap capacitor, and meanwhile the bootstrap capacitor is not used, so as to effectively reduce a bezel area.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: June 26, 2018
    Assignees: Chunghwa Picture Tubes, Ltd., National Chiao Tung University
    Inventors: Wei-Lien Sung, Han-Lung Liu, Wen-Chuan Wang, Chi-Liang Kuo, Yuan-Hao Chang, Wen-Che Wang, Po-Tsun Liu, Guang-Ting Zheng, Yu-Fan Tu
  • Patent number: 9998358
    Abstract: The invention discloses a capacitive built-in touch control display panel, a display device, a control device and method with a purpose of realizing display and touch control functions of the display panel without an additional touch panel, which simplifies the configuration of the capacitive built-in touch control display panel and improves the light transmittance.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: June 12, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Weijie Zhao, Xue Dong, Haisheng Wang
  • Patent number: 9997097
    Abstract: Provided are a Gamma reference voltage generating device and a display. The Gamma reference voltage generating device comprises a Gamma reference voltage source and a Gamma reference voltage converting module, the Gamma reference voltage source being connected to the Gamma reference voltage converting module and configured to provide Gamma reference voltages, wherein the Gamma reference voltage generating device further comprises at least one temperature compensation circuit which is connected to the Gamma reference voltage converting module and configured to automatically adjust output voltages according to temperature change to compensate the Gamma reference voltages output by the Gamma reference voltage source through the Gamma reference voltage converting module. The display comprises the above Gamma reference voltage generating device, and thus can avoid poor display due to temperature influences.
    Type: Grant
    Filed: July 25, 2014
    Date of Patent: June 12, 2018
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Huijuan Chen, Hyungkyu Kim, Qian Wang
  • Patent number: 9978328
    Abstract: There is provided a scan driver. The scan driver includes stages. An ith (i is a natural number) stage circuit includes an output unit, a controller configured to control the voltage of the second node in response to a kth (k is a natural number) clock signal supplied to a second input terminal, and an input unit configured to control the voltages of the first node and the second node in response to a carry signal of a previous stage that is supplied to a third input terminal and a carry signal of at least one next stage. The kth clock signal maintains a gate on voltage at a point of time at which a voltage of the jth clock signal is changed to a gate on voltage.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: May 22, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sehyoung Cho, Kyunghoon Kim, Dongwoo Kim, Ilgon Kim, Kangmoon Jo, Hyunjoon Kim
  • Patent number: 9977520
    Abstract: Embodiments of a stylus having a capacitive slide sensor and grip sensors are disclosed, for use with electronic devices and particularly with touchscreen devices. The stylus is in signal communication with the electronic device, either wired or wirelessly, and the slide sensor allows a user to generate a sliding data value as well as a contact/no-contact datum; these can be used as scaled control values or as buttonpress control values to control features of applications running on the electronic device. The capacitive sensors are formed on a single flexible PCB wrapped inside the stylus barrel.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: May 22, 2018
    Assignee: Adonit Co., Ltd.
    Inventors: Yu-Kuang Hou, Yueh-Hua Li, Yen-Teh Lee, Chien-Pang Lin, Yu-Ting Lo
  • Patent number: 9972647
    Abstract: A first capacitor obtains a gate-source voltage of a first transistor in accordance with a programming current flowing through the first transistor, and a second capacitor obtains a threshold voltage of a second transistor. Then, the electric charges held in the first capacitor and the second capacitor are capacitively coupled. By using the voltage obtained with the capacitively coupling as a gate-source voltage of the first transistor, constant current in accordance with the programming current can be supplied to a light emitting element.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: May 15, 2018
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Atsushi Umezaki
  • Patent number: 9953604
    Abstract: Disclosed herein is a display device, including: a display surface; a display functional layer adapted to control the display of a screen viewed from outside the display surface; a drive control section operable to perform display scanning and driving adapted to scan and drive, in the one direction, the plurality of drive electrodes, and also operable to perform, a plurality of times and for M display screens, detection scanning and driving adapted to continuously scan and drive all or part of the plurality of drive electrodes within the period of time; and a plurality of sensor lines arranged in a direction other than the one direction to be separate from each other, which produce an electrical change if an object to be detected comes in contact with or proximity to the display surface while the drive control section performs the detection scanning and driving.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: April 24, 2018
    Assignee: Japan Display Inc.
    Inventors: Kouji Noguchi, Takayuki Nakanishi, Koji Ishizaki, Yasuyuki Teranishi, Takeya Takeuchi
  • Patent number: 9952715
    Abstract: A touch input sensing apparatus includes a driver configured to output a signal to sensing electrodes, a sensor configured to sense a touch input from the sensing electrodes, and a reference signal generator configured to output a first clock signal to the driver and output a second clock signal to the sensor. The second clock signal frequency is k times greater than a frequency of the first clock signal. The reference signal generator is configured to synchronize the first clock signal with the second clock signal to delay a phase of the second clock signal is delayed from the first clock signal between 0 degrees and 180/k degrees, wherein k is a constant greater than 1.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: April 24, 2018
    Assignee: Samsung EIectro-Mechanics Co., Ltd.
    Inventors: Moon Suk Jeong, Yong Il Kwon
  • Patent number: 9940881
    Abstract: Techniques for driving a dual modulation display include generating backlight drive signals to drive individually-controllable illumination sources. The illumination sources emit first light onto a light conversion layer. The light conversion layer converts the first light into second light. The light conversion layer can include quantum dots or phosphor materials. Modulation drive signals are generated to determine transmission of the second light through individual subpixels of the display. These modulation drive signals can be adjusted based on one or more light field simulations. The light field simulations can include: (i) a color shift for a pixel based on a point spread function of the illumination sources; (ii) binning difference of individual illumination sources; (iii) temperature dependence of display components on performance; or (iv) combinations thereof.
    Type: Grant
    Filed: February 13, 2014
    Date of Patent: April 10, 2018
    Assignee: Dolby Laboratories Licensing Corporation
    Inventors: Ajit Ninan, Chun Chi Wan
  • Patent number: 9939933
    Abstract: A data-input device comprises a designator able to point to a position on a screen of a computer system to which the device is intended to be connected and a body intended to be fixed to a workstation, the body comprising a support zone intended to support the hand of an operator as he manipulates the designator. The device further comprises a knob arranged in such a way that it can be manipulated by the fingers of the operator, his hand remaining supported on the support zone. The knob is configured to allow at least two distinct data selections of which one is a choice of values in a series and one is a binary acquisition in relation to the chosen value.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: April 10, 2018
    Assignee: THALES
    Inventors: Jean-Louis Bigand, Michael Manceau, Sylvain Hourlier
  • Patent number: 9916050
    Abstract: [PROBLEM] To reduce a time constant of an electric circuit including driving electrodes and detecting electrodes in a display provided with an input device, and reduce a temperature variation ratio of the time constant. [SOLVING MEANS] The display 1 includes driving electrodes COML provided along an X axis direction when seen in a plan view, buffer TFT elements Trb serially connected to the driving electrodes COML, and a plurality of detecting electrodes TDL respectively provided to intersect with the driving electrodes COML when seen in a plan view and aligned in the X axis direction. A temperature coefficient of resistance of a sum of an ON resistance of the buffer TFT elements Trb and a resistance of the driving electrodes COML is negative, each of the specific resistances of the plurality of detecting electrodes TDL is not more than 40 ??cm, and each of the temperature coefficients of resistance of the plurality of detecting electrodes TDL is 1×10?3 to 5×10?3K?1.
    Type: Grant
    Filed: May 5, 2015
    Date of Patent: March 13, 2018
    Assignee: Japan Display Inc.
    Inventors: Masanobu Ikeda, Koji Ishizaki, Hayato Kurasawa
  • Patent number: 9916011
    Abstract: A force measurement system includes a force measurement assembly with a top surface configured to receive at least one portion of the body of a subject and at least one force transducer configured to sense forces and/or moments being applied to the top surface; at least one visual display device having an output screen, the output screen comprising an overhanging top portion so that a top edge of the output screen is not readily visible to the subject; and one or more data processing devices operatively coupled to the force measurement assembly and the at least one visual display device. In one or more embodiments, the force measurement assembly may be in the form of an instrumented treadmill. In one or more further embodiments, the force measurement system may additionally comprise a motion capture system configured to detect the motion of one or more body gestures of the subject.
    Type: Grant
    Filed: August 21, 2016
    Date of Patent: March 13, 2018
    Assignee: Bertec Corporation
    Inventors: Necip Berme, Scott Zerkle Barnes, Benjamin Robert Hoffman, Sasan Ghassab, Jaswandi Tushar Pitale
  • Patent number: 9910535
    Abstract: A touch input device includes a touch panel, a press detection signal generating unit and a touch detection signal generating unit. The touch panel is formed by laminating a piezoelectric sensor and a capacitive sensor. The piezoelectric sensor is connected to the press detection signal generating unit, and the capacitive sensor is connected to the touch detection signal generating unit. The piezoelectric sensor includes a piezoelectric film, and first and second press detecting conductors disposed with the piezoelectric film sandwiched therebetween. The piezoelectric film is disposed such that a polarity of electric charges produced by a press in the piezoelectric film, and a polarity of excited electric charges produced in the piezoelectric film when the capacitive sensor detects a touch become reverse polarities.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: March 6, 2018
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Hiroaki Kitada, Masamichi Ando
  • Patent number: 9904408
    Abstract: An electronic device capable of presenting appropriate tactile feeling in various use situations is provided. The electronic device according to one exemplary embodiment includes: a touch panel on which a user touches; touch detector that detects the touch of the user on the touch panel; vibrator that vibrates the touch panel; driver that drives the vibrator with a first drive signal within a first frequency band and a second drive signal within a second frequency band higher than the first frequency band; vibration detector that detects a vibration of the touch panel that vibrates due to a drive with the second drive signal and outputs a detection signal; and drive frequency determinator that determines a frequency of the first drive signal based on the detection signal.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: February 27, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shoichi Araki, Yoshifumi Hirose
  • Patent number: 9886205
    Abstract: The present disclosure discloses a programmable Gamma voltage output device having a non-volatile memory (NVM), a controller, a digital signal generation module, a digital to analog converter (DAC), and output verification module. The NVM is configured for duplicating a copy of a corresponding voltage data code when programming the voltage data code. The controller is configured for sending control signals to the digital signal generation module in accordance with the voltage data code. The digital signal generation module is configured for outputting digital signals to the DAC in accordance with the control signals. The DAC is configured for converting the digital signals to a Gamma voltage. The output verification module is configured for verifying whether the Gamma voltage is within a predetermined voltage range. In addition, a display device is also disclosed.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: February 6, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Xianming Zhang
  • Patent number: 9880680
    Abstract: Provided are (i) a touch panel substrate improved in uniformity of in-plane light transmittance and (ii) an electronic device employing the touch panel substrate. A plurality of first sensor electrodes (11) are formed by dividing first conductor lines (13). At least one of a pair of ends of the first conductor lines (13), which pair of ends face each other via a dividing line along which the first conductor lines (13) are divided, has a wide width part (40) which is wider than the other part of the first conductor lines (13), when viewed from above.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: January 30, 2018
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yuhji Yashiro, Kazutoshi Kida
  • Patent number: 9881585
    Abstract: In a display device, a timing controller is configured to transfer first display data and part of second display data to a first source driver via a first data transfer line at a high transfer frequency, and to transfer the remaining part of the second display data to a second source driver via the first data transfer line at a low transfer frequency, and the first source driver is configured to transfer the received part of the second display data to the second source driver via a second data transfer line.
    Type: Grant
    Filed: March 7, 2016
    Date of Patent: January 30, 2018
    Assignee: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
    Inventor: Kouji Takahashi