Patents Examined by Karin Kiyabu
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Patent number: 11625100Abstract: Broadly speaking, embodiments of the present techniques provide apparatus and methods for providing haptic feedback, and in particular to user-operated buttons for electrical and electronic products that provide haptic feedback to the user when operated.Type: GrantFiled: June 5, 2018Date of Patent: April 11, 2023Assignee: CAMBRIDGE MECHATRONICS LIMITEDInventors: Andrew Benjamin David Brown, James Howarth, Thomas James Powell, Eugene Yu Jen Ho, Jonathan Morgan
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Patent number: 11599203Abstract: A backlight module includes a flexible circuit board and a light guide plate. A first light source assembly, a second light source assembly, and a positioning member are disposed on the flexible circuit board. The light guide plate is disposed over the flexible circuit board and includes a first single key light guide area, a second single key light guide area, and a connection area. The first single key light guide area has a first through hole accommodating the first light source assembly. The second single key light guide area has a second through hole accommodating the second light source assembly. The connection area is located between the first and second single key light guide areas and has an accommodating hole. The flexible circuit board is overlapped with the light guide plate with the positioning member being accommodated in the accommodating hole.Type: GrantFiled: September 27, 2021Date of Patent: March 7, 2023Assignee: Chicony Power Technology Co., Ltd.Inventors: Hsuan-Wei Ho, Tsung-Hsun Chen
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Patent number: 11587515Abstract: A terminal device mainly includes: a display module (21), a middle frame (22) for fixing the display module (21), a light-guiding column (23) embedded on the middle frame (22), and an ambient light sensor (24) located at bottom of the light-guiding column (23), wherein a light-entry surface of the light-guiding column (23) guides ambient light to the ambient light sensor (24).Type: GrantFiled: November 14, 2018Date of Patent: February 21, 2023Assignee: VIVO MOBILE COMMUNICATION CO., LTD.Inventors: Junjie Duan, Haijun Hou
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Patent number: 11579502Abstract: The present disclosure relates to a display device. A display device according to an embodiment of the present inventive concept includes gate lines extending along a first direction, data lines extending along a second direction, pixels including pixel electrodes, each of the pixels including a transistor connected to a gate line and a data line, and a pixel electrode connected to the transistor, the pixels including a first pixel which includes a first pixel electrode connected to a first data line and is disposed in nth pixel row and mth pixel column, and a second pixel which includes a second pixel electrode connected to the first data line or a second data line disposed adjacent to the first data line and is disposed in (n+1)th pixel row and the mth pixel column. The first data line does not overlap the first pixel electrode and overlaps the second pixel electrode.Type: GrantFiled: May 11, 2020Date of Patent: February 14, 2023Inventors: Se Hyun Lee, Hae Chan Park, Min Gyeong Shin, Hye Won Jang, Hak Sun Chang
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Patent number: 11573650Abstract: Disclosed are a magnetic roller damping device and an implementing method thereof. The device includes a magnetic roller and a magnetic damping mechanism. The magnetic roller includes a first multipole magnet that includes at least one pair of magnetic poles with opposite polarities. The magnetic damping mechanism uses a magnetic damping magnet or metal attractable to the first multipole magnet, the magnetic damping magnet or metal is positioned in a magnetic field of the first multipole magnet, and a distance between the magnetic damping magnet or metal and the magnetic roller is adjustable.Type: GrantFiled: March 9, 2018Date of Patent: February 7, 2023Inventor: Yuanzhi Li
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Patent number: 11561653Abstract: A control device that controls an electronic device including a top panel having an operation surface, a position detector that detects a position of operational input performed on the operation surface, and a first vibrating element that generates vibration in the top panel, the control device includes a first processor that outputs a first drive signal to the first vibrating element to drive the first vibrating element; a first capacitor inserted in series between the first vibrating element and the first processor; and a first differential amplifier that detects a first voltage of the first capacitor or the first vibrating element, wherein the first processor is configured to determine whether pressing operation to the top panel has been performed based on the first voltage detected by the first differential amplifier.Type: GrantFiled: February 29, 2020Date of Patent: January 24, 2023Assignee: FUJITSU LIMITEDInventors: Akinori Miyamoto, Kiyoshi Taninaka, Yuichi Kamata
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Patent number: 11557244Abstract: A display device includes: a first pixel coupled to a first data line; a second pixel coupled to a second data line; a first node to receive a first node voltage; a first grayscale voltage generator for generating first grayscale voltages; a second grayscale voltage generator for generating second grayscale voltages; and a data driver configured to apply, to the first data line, a first data signal generated based on one of the first grayscale voltages, and to apply, to the second data line, a second data signal generated based on one of the first node voltage, the first grayscale voltages, and the second grayscale voltages.Type: GrantFiled: August 1, 2022Date of Patent: January 17, 2023Assignee: Samsung Display Co., Ltd.Inventors: Ho Seok Han, Gyung Hyun Ko
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Patent number: 11481054Abstract: A display device including a display panel that includes a display area including pixels and a non-display area around the display area. The display area may include a flat display area and at least one bending display area, and the display panel includes at least one crack detection line disposed in the at least one bending display area.Type: GrantFiled: March 4, 2020Date of Patent: October 25, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Min Soo Kim
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Patent number: 11455959Abstract: A display device according to an exemplary embodiment of the invention includes: a substrate; an active pattern including a semiconductor material disposed on the substrate; a first conductive layer disposed on the active pattern, the first conductive layer including a plurality of scan lines and a driving gate electrode; a second conductive layer disposed on the first conductive layer, the second conductive layer including an initialization voltage line to transmit an initialization voltage; a third conductive layer disposed on the second conductive layer, the third conductive layer including a driving voltage line to transmit a driving voltage; a fourth conductive layer disposed on the third conductive layer, the first conductive layer including a first data line that transmits a data signal; and a pixel electrode layer disposed on the fourth conductive layer, the pixel electrode layer including a plurality of pixel electrodes, wherein the third conductive layer includes a connection member that is electricType: GrantFiled: December 5, 2019Date of Patent: September 27, 2022Assignee: Samsung Display Co., Ltd.Inventors: Gyung Soon Park, Min Kyu Woo, Jun Ki Jeong
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Patent number: 11435842Abstract: A touch display device including: first and second substrates facing and spaced apart from each other, the first and second substrates including red, green and blue sub-pixels; a polarizing layer on an outer surface of the first substrate; a pixel electrode and a common electrode in each of the red, green and blue sub-pixels on an inner surface of the first substrate; a color filter layer on an inner surface of the second substrate; a wire grid polarizing layer on the color filter layer, the wire grid polarizing layer including a plurality of bars, and a touch signal applied to the wire grid polarizing layer; a liquid crystal layer between the first and second substrates; and a backlight unit under the first substrate.Type: GrantFiled: May 16, 2018Date of Patent: September 6, 2022Assignee: LG DISPLAY CO., LTD.Inventors: Sang-Soon Yoon, You-Hyun Eom, Song-Yi Jeong
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Patent number: 11423855Abstract: A novel display panel that is highly convenient or reliable is provided. A pixel circuit includes a first switch, a node, a capacitor, and a second switch. The first switch includes a first terminal to which a first signal is supplied and a second terminal electrically connected to the node. The capacitor includes a first terminal electrically connected to the node and a second terminal electrically connected to the second switch. The second switch includes a first terminal to which a second signal is supplied and a second terminal electrically connected to the second terminal of the capacitor. In addition, the second switch has a function of changing from a non-conducting state to a conducting state when the first switch is in a non-conducting state and a function of changing from a conducting state to a non-conducting state when the first switch is in a non-conducting state. The display element performs display on the basis of a potential of the node.Type: GrantFiled: December 11, 2018Date of Patent: August 23, 2022Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Kouhei Toyotaka, Kei Takahashi, Koji Kusunoki, Kazunori Watanabe, Susumu Kawashima
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Patent number: 11417260Abstract: A display device includes: a first pixel coupled to a first data line; a second pixel coupled to a second data line; a first node to receive a first node voltage; a first grayscale voltage generator for generating first grayscale voltages; a second grayscale voltage generator for generating second grayscale voltages; and a data driver configured to apply, to the first data line, a first data signal generated based on one of the first grayscale voltages, and to apply, to the second data line, a second data signal generated based on one of the first node voltage, the first grayscale voltages, and the second grayscale voltages.Type: GrantFiled: December 6, 2019Date of Patent: August 16, 2022Assignee: Samsung Display Co., Ltd.Inventors: Ho Seok Han, Gyung Hyun Ko
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Patent number: 11403980Abstract: A discharge control circuit for a display panel includes a flip-flop configured to generate a representation of a power supply voltage of the display panel based on the power supply voltage, the representation of the power supply voltage enabling a discharge condition under which a pixel array of the display panel is discharged to be not satisfied upon power-on or during operation of the display panel and to be satisfied upon shutdown of the display panel; and a level shifter configured to level-shift timing signals for controlling operation of the pixel array, to provide the level-shifted timing signals to the display panel, and to initiate discharge of the pixel array in response to the discharge condition being satisfied.Type: GrantFiled: October 25, 2017Date of Patent: August 2, 2022Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jianjun Wang, Min Wang, Rui Ma
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Patent number: 11392241Abstract: An electrode connection structure includes a substrate layer, a plurality of pads on the substrate layer, and an insulation layer at least partially covering the substrate layer and the pads. The insulation layer includes a plurality of holes on the pads and at least one first groove line extending between the pads neighboring each other.Type: GrantFiled: October 25, 2018Date of Patent: July 19, 2022Assignee: DONGWOO FINE-CHEM CO., LTD.Inventors: Byung Jin Choi, Jae Hyun Lee
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Patent number: 11301094Abstract: A display apparatus includes a display panel and a window member. The display panel includes pixels configured to display an image. The window member is disposed on the display panel. The window member includes a window substrate, polarization patterns, first electrodes, and second electrodes. The window substrate includes a first surface and a second surface. The first surface includes a first groove defined therein. The second surface faces the first surface. The second surface includes a second groove defined therein. The polarization patterns are disposed in the first groove. The first electrodes are disposed in the second groove. The first electrodes extend in a first direction. The second electrodes are disposed on the second surface and the horizontal electrodes. The second electrodes extend in a second direction crossing the first direction. The second electrodes are connected to the first electrodes.Type: GrantFiled: July 28, 2017Date of Patent: April 12, 2022Assignee: Samsung Display Co., Ltd.Inventors: Minsoo Kim, Mugyeom Kim
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Patent number: 11302239Abstract: A display device includes a display panel including a plurality of sub-pixels, a grayscale conversion part configured to generate a data signal displaying different grayscales to the sub-pixels at a predetermined time interval, and a data driver configured to convert the data signal into a data voltage and to output the data voltage to the display panel.Type: GrantFiled: March 30, 2016Date of Patent: April 12, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yun-Ki Baek, Nam-Gon Choi, Hong-Soo Kim, Yong-Jun Jang
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Patent number: 11270661Abstract: A display apparatus includes: an obtainer that obtains HDR video data representing a luminance of each pixel by a code value; a converter that converts the HDR video data into HDR video using a first EOTF; a region extractor that extracts a first region including a pixel having a code value included in a first range of less than a first code value corresponding to a first point at which a slope of a tangent to the first EOTF is a predetermined slope and a second region including a pixel having a code value included in a second range of greater than or equal to the first code value; an adjuster that increases a sharpness gain of the first region relative to a sharpness gain of the second region in the HDR video data; and a display that displays the HDR video using adjusted data resulting from the adjustment.Type: GrantFiled: July 5, 2018Date of Patent: March 8, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Masahiro Takatori
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Patent number: 11243571Abstract: The embodiment of the present disclosure provides an electronic device including a main body, a flexible screen, and a processor, the main body being a reel structure; the flexible screen being selectively in a first state wound inside the main body and a second state being released from the main body, the processor being configured to control the flexible screen to be changed between the first state and the second state in response to operation instructions applied on the main body or the flexible screen.Type: GrantFiled: November 21, 2019Date of Patent: February 8, 2022Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventor: Zhouquan Zuo
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Patent number: 11226484Abstract: Provided is a head-up display device wherein in a state where a light-receiving unit is connected to a control substrate, a lid can be easily mounted to a case. Housed in a case of a head-up display device are a substrate for controlling a projector and a reflection unit for reflecting light projected thereon by the projector. The reflection unit is configured to have a reflecting mirror that is held by a holder, while the substrate is connected, via a connection member, with a light-receiving unit for detecting light from outside. The light-receiving unit is configured to have a light-receiving sensor that is held by a sensor holding part. The sensor holding part for holding the light-receiving sensor is held by the holder.Type: GrantFiled: October 13, 2017Date of Patent: January 18, 2022Assignee: NIPPON SEIKI CO., LTD.Inventors: Satoshi Tsuchiya, Toshiaki Takahashi, Jun Suzuki
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Patent number: 11217207Abstract: An electronic device is provided. The electronic device includes a plurality of displays, a memory configured to store applications and parameters associated with execution screens of the applications, and a processor which is electrically connected with the plurality of displays and the memory. The processor is configured to, when at least one application of the applications is executed, obtain a first parameter associated with a first execution screen of the at least one application and a second parameter associated with a second execution screen of the at least one application from the memory, and to output the first execution screen in one of the plurality of displays based on the first parameter and output the second execution screen in another of the plurality of displays based on the second parameter.Type: GrantFiled: March 9, 2017Date of Patent: January 4, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Sang Won Chae, Jung Eun Lee