Patents Examined by Amr Awad
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Patent number: 10230944Abstract: Multi-layer display of content on a flexible display is provided. A roll profile of a rolled transparent flexible display is detected, the rolled transparent flexible display forming a plurality of overlapping display layers of the transparent flexible display. Content is then displayed on the plurality of overlapping display layers, where different portions of the content are displayed on different display layers of the plurality of display layers to present the content as three-dimensional content.Type: GrantFiled: May 17, 2018Date of Patent: March 12, 2019Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Vijay Ekambaram, Sarbajit K. Rakshit
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Patent number: 10210797Abstract: A method for aging an organic light emitting display includes estimating a lifespan curve of a display panel based on at least one initial aging profile of the display panel, correcting at least one of a target luminance or a target white color coordinates of the display panel such that the estimated lifespan curve corresponds to a target lifespan curve, and setting a lifespan look up table by storing at least one of the correction value of the target luminance or the correction value of the target white color coordinates.Type: GrantFiled: May 24, 2016Date of Patent: February 19, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seong Min Lee, Hyo Min Kim, Chi Yeoung Shim, Ju Kyung Jo
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Patent number: 10209803Abstract: There are provided a touch sensor and a liquid crystal display including the same. A touch sensor includes a plurality of driving electrodes, a plurality of sensing electrodes intersecting the driving electrodes, a plurality of piezoelectric materials disposed between the driving electrodes and the sensing electrodes at intersection points of the driving electrodes and the sensing electrodes, and a touch controller for detecting a touch position and a touch pressure by using sensing signals output from the sensing electrodes.Type: GrantFiled: May 24, 2016Date of Patent: February 19, 2019Assignee: Samsung Display Co., Ltd.Inventors: Sang Mi Kim, Joon Chul Goh, Kyoung Ho Lim
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Patent number: 10203784Abstract: Embodiments of the present disclosure discloses a touch panel; a plurality of second electrodes; a plurality of the first electrode leads for leading the first electrodes, which are connected to each other, out of a touch area; a plurality of the second electrode leads for leading the second electrodes, which are connected to each other, out of the touch area. The touch panel further includes at least one transparent conductive layer which is formed on at least one surface of each of the first and/or second electrode leads and which is formed in the same layer as at least one of the first and second electrodes, the first and second connecting wires. The embodiments of the present disclosure may prevent oxidation of the electrode leads and increase adhesion without increasing manufacture processes.Type: GrantFiled: October 23, 2015Date of Patent: February 12, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chuanxiang Xu, Yonglian Qi
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Patent number: 10162400Abstract: In one embodiment, a stylus includes one or more electrodes and one or more computer-readable non-transitory storage media embodying first logic for transmitting signals wirelessly to a device through a touch-sensor of the device. The stylus has a first power mode in which components of the stylus for receiving signals from or transmitting signals to the device are powered off; a second power mode in which components of the stylus for receiving signals from the device are powered on at least periodically and components of the stylus for transmitting signals to the device are powered off; and a third power mode in which components of the stylus for transmitting signals to the device are powered on at least periodically. The media further embodies second logic for transitioning the stylus from one of the first, second, and third power modes to another one of the first, second, and third power modes.Type: GrantFiled: December 17, 2011Date of Patent: December 25, 2018Assignee: Wacom Co., Ltd.Inventors: Shahrooz Shahparnia, Trond Jarle Pedersen, John Logan, Vemund Kval Bakken, Kishore Sundara-Rajan
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Patent number: 10152943Abstract: A display device, including a panel including an active area and a non-active area, the non-active area surrounding the active area; a recess in the non-active area of the panel; a driving circuit unit above the recess; a driving auxiliary part (DAP) in the recess on the panel; and a printed circuit board (PCB) on one side of the panel, the PCB being connected to the driving circuit unit and the DAP.Type: GrantFiled: July 29, 2015Date of Patent: December 11, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Na Ri Park, Sung Un Park, Ju Bong An
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Patent number: 10152168Abstract: According to one embodiment, a sensor-equipped display device includes a display panel, a detection electrode, a conductive member arranged at intervals from the display panel and the detection electrode, and controller. In a first sense period, the controller drives a common electrode of the display panel or the detection electrode and extracts input position data from the detection electrode. In a second sense period, the controller drives the conductive member and extracts first input pressure data from a first electrode, the controller drives a second electrode and extracts second input pressure data from the conductive member, or the controller drives a third electrode and extracts third input pressure data from the third electrode.Type: GrantFiled: May 24, 2016Date of Patent: December 11, 2018Assignee: Japan Display Inc.Inventors: Kazuyuki Kobayashi, Hayato Kurasawa, Hiroshi Mizuhashi, Masaya Tamaki, Takeo Koito, Koji Noguchi
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Patent number: 10147352Abstract: An organic light-emitting diode (OLED) display apparatus is provided. The OLED display apparatus includes a substrate, an initialization voltage line, a first thin film transistor (TFT) including an active layer. The initialization voltage line transmits an initialization voltage. The first thin film transistor (TFT) includes an active layer, a gate electrode, and an auxiliary gate electrode. The active layer is disposed on the substrate and includes a source region, a channel region, and a drain region. The gate electrode is disposed on the channel region. The auxiliary gate electrode is disposed on the gate electrode on a boundary between the channel region and the drain region. The voltage application electrode is disposed on the auxiliary gate electrode and is connected to the initialization voltage line and the auxiliary gate electrode.Type: GrantFiled: January 22, 2016Date of Patent: December 4, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Juwon Yoon, Sewan Son, Iljeong Lee, Jiseon Lee, Deukmyung Ji
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Patent number: 10148857Abstract: An electronic device for sensing touch force is provided. The electronic device includes a display screen, a pressure sensor, a processor and a memory. The pressure sensor senses at least one touch force in a direction that is perpendicular to a plane of the display screen and generates at least one sensing signal responsive to the at least one touch force. The processor is coupled to the pressure sensor and the display screen. The memory is operatively coupled to the processor. The processor is configured to execute program code stored in the memory by: generating a control signal corresponding to the at least one sensing signal; and performing an operation according to the control signal.Type: GrantFiled: January 22, 2016Date of Patent: December 4, 2018Assignee: MEDIATEK INC.Inventors: Kui-Chang Tseng, Tsu-Ming Liu
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Patent number: 10140960Abstract: An automatic adjustable display system and this adjusting method and device are provided to realize automatic adjustment of display system, so as to provide users with optimal viewing angle and viewing height. In the display system, an image acquiring unit is configured to acquire user images; a control unit is configured to receive and analyze the user images to determine user state information, and if the user state information meets a first preset condition, the control unit generates a first adjusting instruction for adjusting a distance between the display unit and the user and sends the first adjusting instruction to an implementing unit; the implementing unit is configured to receive the first adjusting instruction sent by the control unit and adjust the distance between the user and the display unit according to the first adjusting instruction.Type: GrantFiled: February 26, 2016Date of Patent: November 27, 2018Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yang Han, Zhiguo Zhang
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Patent number: 10130882Abstract: Joystick display data is generated for display on a touch screen of an electronic device. The joystick display data creates a visual representation of a virtual joystick when displayed on the touch screen. Touch data from the touch screen is processed to determine when the touch data indicates user interaction with the virtual joystick. When the touch data indicates user interaction with the virtual joystick, the joystick display data is adjusted to reflect the user interaction with the virtual joystick, based on the touch data, and joystick data is generated based on the user interaction with the virtual joystick. The display of at least one other element on the touch screen can be adjusted based on the joystick data.Type: GrantFiled: December 30, 2015Date of Patent: November 20, 2018Inventors: John W. Howard, Brian G. Howard, Jeremy R. Howa
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Patent number: 10127876Abstract: A gate driving circuit includes a plurality of stages, a k-th stage (where k is a natural number) of the plurality of stages being configured to receive a clock signal, a (k?1)-th carry signal from a (k?1)-th stage of the plurality of stages, a (k+1)-th carry signal from a (k+1)-th stage of the plurality of stages, a (k+2)-th carry signal from a (k+2)-th stage of the plurality of stages, a first ground voltage, a second ground voltage, and a third ground voltage, and to output a k-th gate signal and a k-th carry signal, the k-th stage including a first pull down circuit configured to discharge the k-th gate signal as the third ground voltage in response to the (k+1)-th carry signal, and the third ground voltage having a lower voltage level than the first ground voltage and having a higher voltage level than the second ground voltage.Type: GrantFiled: May 19, 2016Date of Patent: November 13, 2018Assignee: Samsung Display Co., Ltd.Inventors: Kye-uk Lee, Kee-bum Park, Sihyun Ahn, Jaewon Kim, Byoungsun Na, Yoomi Ra
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Patent number: 10121426Abstract: To provide a liquid crystal display device and the like capable of achieving a function with which the charging polarity for the liquid crystal panel is not deviated even when the frame rate for writing to the liquid crystal panel changes dynamically only with simple structures and low power consumption. A polarity inversion control circuit is for supplying polarity inversion signals to the liquid crystal panel, and it is characterized to switch the levels of the polarity inversion signals in such a manner that a difference between an integrated value of frame periods when the polarity inversion signal is in a first level and an integrated value of the frame periods when the polarity inversion signal is in a second level becomes small.Type: GrantFiled: January 19, 2016Date of Patent: November 6, 2018Assignee: NLT TECHNOLOGIES, LTD.Inventor: Hiroki Ishikawa
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Patent number: 10120489Abstract: In one embodiment, a touch sensor includes a substrate and a mesh of conductive material formed on the substrate and configured to extend across a display. The mesh includes first lines of conductive material that are substantially parallel to each other. The first lines extend across at least a portion of the display at a first angle relative to a first axis. The first lines are separated from each other along the first axis by a sequence of separation distances having corresponding magnitudes, where magnitudes of more than one separation distance from among the sequence of separation distances are based on a phasor step ? and a phasor magnitude of at least one phasor.Type: GrantFiled: July 13, 2016Date of Patent: November 6, 2018Assignee: Atmel CorporationInventors: David Brent Guard, Steven P. Emm, James Lyle
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Patent number: 10120447Abstract: Touch interface devices having systems and methods for producing multi-point haptics utilizing simultaneous sensing and actuation are disclosed. In a first configuration, two layers of electrodes are used, including a top layer for haptics near a touch surface of an insulating substrate and a bottom layer for sensing at the bottom surface of the insulating substrate, with the two electrode sets have substantially the same pattern as one another. In a second configuration, a single array of electrodes is used near a touch surface of an insulating substrate and serves as both surface haptic devices and sensing devices.Type: GrantFiled: June 17, 2014Date of Patent: November 6, 2018Assignee: NORTHWESTERN UNIVERSITYInventors: Michael A. Peshkin, James E. Colgate
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Patent number: 10115341Abstract: An organic light emitting display includes a display panel, which includes a plurality of pixels and displays an image, and a data driving circuit differently outputting a compensation voltage depending on a sensing value based on a driving current. Each of the plurality of pixels includes an organic light emitting diode, a driving thin film transistor (TFT) having a double gate structure including a main gate electrode and a sub-gate electrode, a switching TFT applying a data voltage determining the driving current to the main gate electrode of the driving TFT, and a compensation TFT applying the compensation voltage for compensating for a shift amount of a threshold voltage of the driving TFT to the sub-gate electrode of the driving TFT.Type: GrantFiled: June 16, 2016Date of Patent: October 30, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Namyong Kong, Woosup Shin, Kwonshik Park, Chonghun Park, Uijin Chung
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Patent number: 10101629Abstract: An optical modulation device or an optical device including the same includes: a first plate and a second plate facing the first plate; and a liquid crystal layer between the first plate and the second plate and including a plurality of liquid crystal molecules, wherein the first plate includes a plurality of first electrodes and a first aligner, the second plate includes at least one second electrode and a second aligner, and an alignment direction of the first aligner is substantially parallel to an alignment direction of the second aligner and wherein portions of the first plate, the second plate, and the liquid crystal layer between the first and second plates are individual units.Type: GrantFiled: February 11, 2015Date of Patent: October 16, 2018Assignee: Samsung Display Co., Ltd.Inventors: Soo Hee Oh, Yoon Kyung Park, Kyung Ho Jung, Seung Jun Jeong, Moon Jung Baek, Hyun Seung Seo
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Patent number: 10088968Abstract: The present invention belongs to the field of display technology, and provides a touch panel and a display device, which can solve the problem of low sensitivity, complicated wiring, and high power consumption existing in the existing touch panel. The touch panel of the invention includes a substrate and a touch control layer provided on the substrate, the touch control layer comprising a plurality of touch control units, wherein each of the touch control units has a protrusion part and a recess part, wherein a shape of the protrusion part of any one of the touch control units matches with a shape of the recess part of a touch control unit adjacent thereto. The sensitivity of the touch panel provided in the present invention is significantly improved compared to the prior art.Type: GrantFiled: July 14, 2016Date of Patent: October 2, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Liqing Liao
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Patent number: 10083642Abstract: A display apparatus including a display panel and a display driver is provided. The display panel includes a sub-pixel repeat array. The sub-pixel repeat array is repeatedly arranged to form a pixel array on the display panel. The pixel array includes at least one map display unit. The display driver is coupled to the display panel. The display driver drives the display panel to display an image by using a sub-pixel rendering method. The image includes at least one specified intensity map. The map display unit includes a center sub-pixel unit and a plurality of neighboring sub-pixel units. The specified intensity map includes one or more white pixel points. In the map display unit, luminance summations of sub-pixels of different colors are equal. Furthermore, a display driving method is also provided.Type: GrantFiled: May 10, 2015Date of Patent: September 25, 2018Assignee: Novatek Microelectronics Corp.Inventors: Hsueh-Yen Yang, Kai-Min Yang, Feng-Ting Pai
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Patent number: 10082876Abstract: A wearable watch type mobile terminal of a watch type, comprising: a display unit, and a controller configured to: cause the display to if the display unit is set to a landscape mode, control display an object indicating an occurrence of an event to be outputted through the display unit when the display is positioned in a first orientation, if a prescribed gesture input is received, switch the display unit to a portrait mode from the landscape mode, and control cause the display to display a detailed information of the event to be outputted through the display unit when the display unit is moved to be in a second orientation according to movement of an arm on which the mobile terminal is worn, wherein the detailed information is not displayed while the object is displayed on the display positioned in the first orientation switched into the portrait mode.Type: GrantFiled: January 22, 2016Date of Patent: September 25, 2018Assignee: LG Electronics Inc.Inventors: Jumin Chi, Jonghwan Kim, Younghoon Song, Yung Kim