Patents Examined by Jonathan M Blancha
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Patent number: 11442273Abstract: A display and method for providing an image to an eye of a viewer is provided. The display comprises at least two projector assemblies. Each projector assembly comprises a light-guide optical element (LOE), and an image projector arrangement for generating a partial image and being deployed to introduce the partial image into the LOE for coupling out towards the eye of the viewer. The at least two projector assemblies cooperate to display the image to the eye of the viewer with partial overlap. The display further comprises a controller associated with the image projector arrangements and configured to reduce a pixel intensity of selected pixels in a region of partial overlap between the first and second part of the image so as to enhance a perceived uniformity of the image.Type: GrantFiled: May 16, 2019Date of Patent: September 13, 2022Assignee: LUMUS LTD.Inventors: Yochay Danziger, Naamah Levin, Daniel Michaels
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Patent number: 11442277Abstract: Provided is a multi-image display apparatus including a light source configured to emit light, a spatial light modulator configured to modulate the light emitted by the light source and generate image light, a first optical system configured to deliver the image light through a first light path and a second light path that is not parallel with the first light path, and a second optical system configured to deliver external light and the image light delivered through the second light path to a pupil of a viewer, through a third light path that is not parallel with the second light path, wherein the second optical system includes a steering optical device provided at a crossing point of the second light path and the third light path and configured to be two-axis rotated.Type: GrantFiled: February 26, 2021Date of Patent: September 13, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Wontaek Seo, Bongsu Shin, Daeho Yang, Changkun Lee, Sunil Kim, Geeyoung Sung
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Patent number: 11428934Abstract: A vehicle display device includes a reflection-type hologram disposed inside a windshield of a vehicle, and a projection device including an image display device outputting a display light and a regulating unit configured to regulate a diffusion angle of the display light, and to project the display light having passed through the regulating unit onto the hologram. The hologram outputs the display light projected from the projection device as diffracted light directed to an eye range of the vehicle, and the regulating unit is configured to regulate the diffusion angle of the display light to an upper limit angle or less such that the display light reflected from the windshield is directed in a direction different from the eye range.Type: GrantFiled: September 2, 2020Date of Patent: August 30, 2022Assignee: YAZAKI CORPORATIONInventors: Takuma Ogisu, Kunimitsu Aoki
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Patent number: 11424422Abstract: A display device having improved reliability includes a substrate including a display area and a peripheral area outside the display area. The display area includes a central display area, a first bending display area contacting the central display area and bent about a first bending axis, and a second bending display area bent about a second bending axis intersecting the first bending axis. The peripheral area includes a corner area rounded and adjacent to the first bending display area and the second bending display area. This display device includes an inorganic layer disposed at the display area and the peripheral area, an opening pattern formed in the inorganic layer and corresponding to the corner area, and a first organic material layer covering the opening pattern.Type: GrantFiled: March 18, 2020Date of Patent: August 23, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Wonkyu Kwak, Changsoo Pyon
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Patent number: 11402644Abstract: Systems of the present disclosure can provide a head-mountable device that distributes securement forces to sides of the user's head. A head-mountable device can include a head securement element with arms that clamp onto sides of the user's head. Such arms can be pivotably coupled to a frame of the head-mountable device. Where a band is provided, the band can have an adjustable width that tightens onto the sides of the user's head to reduce the load on the front and rear of the user's head. A head-mountable device can also distribute forces (e.g., weight) onto the top of the user's head without restricting facial features of the user (e.g., forehead, eyes, etc.).Type: GrantFiled: June 4, 2021Date of Patent: August 2, 2022Assignee: APPLE INC.Inventors: Paul X. Wang, Dustin A. Hatfield, Venkata Narayana Murthy Arelekatti
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Patent number: 11398168Abstract: A system and method for controlling presentation on a foldable display of an electronic device is provided. A foldable electronic device comprises a foldable housing including a hinge structure, a first housing structure and a second housing structure foldable and unfoldable with respect to the first housing structure about the hinge structure. The electronic device includes a processor and a memory to store instructions that cause the processor to receive a first user input to select an application program; detect a change from a folded state to an unfolded state; determine whether the selected application program has user interface size restrictions; and in the unfolded state, display a user interface of the selected application on at least a portion of the foldable display, based in part on the screen size restriction.Type: GrantFiled: September 12, 2019Date of Patent: July 26, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Duncan Knarr, Andrew R McHugh, Seokhyun Yoon
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Patent number: 11393389Abstract: A power line communication driver circuit drives a power communication line with a power line communication signal that supplies both power and control data to a plurality of electronic devices. The power line communication driver circuit includes a ramp generator that receives an input signal encoding digital data and generates a ramp signal that switches between a low non-zero ramp voltage and a high ramp voltage to encode the digital data. The power line communication driver circuit furthermore includes a buffer circuit that receives and buffers the ramp signal to generate the power line communication signal. In one application, the power line communication driver circuit may drive a group of zone integrated circuits that include driver circuits for driving respective LED zones of a display device.Type: GrantFiled: July 20, 2020Date of Patent: July 19, 2022Assignee: Huayuan Semiconductor (Shenzhen) Limited CompanyInventors: Richard Landry Gray, Jyun-Long Lin, Ping-Yuan Lin
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Patent number: 11386869Abstract: A display device and a driving method thereof are proposed, the display device including an image conversion apparatus receiving a first image signal from the outside and outputting a second image signal by converting a luminance of the received first image signal; a controller generating image data based on the second image signal; a source driver outputting data signals based on the image data; a display panel including a plurality of sub-pixels that emit light based on the data signals; and a memory, wherein the image conversion apparatus generates the second image signal by converting the luminance of the first image signal in such a manner a to satisfy a reference maximum luminance value stored in the memory.Type: GrantFiled: December 17, 2020Date of Patent: July 12, 2022Assignee: LG Display Co., Ltd.Inventors: Junwoo Jang, Heeeun Lee
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Patent number: 11360304Abstract: Provided is an image distortion detection method including: controlling an image output device to output a test image; shooting the test image by an image acquisition apparatus to obtain an imaged picture, the imaged picture being a picture shot when the image acquisition apparatus focuses on an imaging position of the image output device, and the image acquisition apparatus being arranged at a set viewpoint of the image output device; and determining whether image distortion meets a requirement based on widths of lines in the imaged picture. Embodiments of the present disclosure can be used for detecting depth-of-field distortion of the image output by the image output device.Type: GrantFiled: November 29, 2018Date of Patent: June 14, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Wei Wei
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Patent number: 11355085Abstract: Provided are a repeater device for a DisplayPort side channel and an operating method thereof. The repeater device of a DisplayPort includes: a source device processor transmits or receives an electrical signal of a side channel data of the display port to or from a source device and processes repeater data; and a sink device processor transmits or receives an electrical signal of a side channel data of the display port to or from a sink device and processes repeater data, wherein the source device processor or the sink device processor comprising a controller processes repeating of the side channel data of the display port using the repeater data which is obtained by transforming the electrical signal to an optical signal.Type: GrantFiled: October 19, 2020Date of Patent: June 7, 2022Assignee: QUALITAS SEMICONDUCTOR CO., LTD.Inventors: Seonghyeon Han, Pyungsu Han, Kwang-Chun Choi
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Patent number: 11335233Abstract: A display apparatus includes a display panel and a timing controller. The timing controller generates first output image data based on input image data and sets a driving frequency of the display panel as a first frequency in a first operation mode. The timing controller converts the input image data into second output image data and sets the driving frequency of the display panel as a second frequency lower than the first frequency in a second operation mode. The display panel displays a first image based on the first frequency and the first output image data in the first operation mode. The first image is represented by X grayscales. The display panel displays a second image based on the second frequency and the second output image data in the second operation mode. The second image is represented by Y grayscales, where Y is less than X.Type: GrantFiled: March 2, 2021Date of Patent: May 17, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Mun-San Park, Joon-Chul Goh, Woo-Mi Bae, Kyoung-Won Lee
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Patent number: 11330223Abstract: The present disclosure describes a display apparatus. The display apparatus includes a power source, a power supply circuit, a load and a control circuit. The power source is configured to supply electric power to the load. The power supply circuit connects the power source and the load respectively, and configured to turn on or off an electric path between the power source and the load. The control circuit connects with the power source and the power supply circuit respectively and configured to control the power source circuit to determine whether the power supply supplies power to the load.Type: GrantFiled: February 17, 2020Date of Patent: May 10, 2022Assignee: HISENSE VISUAL TECHNOLOGY CO., LTD.Inventors: Benyou Li, Shou Tian
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Patent number: 11327612Abstract: A touch sensor includes a substrate layer, a plurality of sensing electrodes on the substrate layer, the sensing electrodes including electrode lines therein, and dummy patterns disposed between the sensing electrodes by a pattern period corresponding to that of the electrode lines included in the sensing electrodes. Electrode visibility is reduced by the dummy patterns, and optical and electrical properties of the touch sensor are also improved.Type: GrantFiled: August 8, 2018Date of Patent: May 10, 2022Assignee: DONGWOO FINE-CHEM CO., LTD.Inventors: Byung Jin Choi, Jong Min Kim
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Patent number: 11322102Abstract: A display device and a display method which can reproduce kinematic parallax and express a high sense of realism without using image display means are provided. The display device includes an image display unit having a stripe structure having subpixels of a plurality of colors disposed so that subpixels of the same color are arranged in a first direction and enabling an observer to observe, through an aperture, an image formed by pixels, each pixel being constituted by the subpixels of a plurality of colors. The aperture has a shape in which areas of the subpixels of the plurality of colors which can be seen through the aperture are uniform, and in which a numerical aperture decreases along a second direction orthogonal to the first direction. A plurality of the apertures are provided so as not to overlap with each other.Type: GrantFiled: June 21, 2019Date of Patent: May 3, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Munekazu Date, Megumi Isogai, Hideaki Kimata
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Patent number: 11308832Abstract: A head mounted display (HMD) system includes a display for emitting light toward an eye-ward side of the system and which allows both ambient light and emitted light to reach an eye of a user. The system provides augmented reality (AR) based viewing and includes a rotatable substrate supporting a set of light emitting elements (301). Each light emitting element is oriented toward a world side of the HMD system. A rotatable reflective surface is positioned on the world side of the set of the light emitting elements. The reflective surface reflects emitted light toward a user eye. A motor, coupled to the rotatable substrate and the rotatable reflective surface, rotates these elements about a common axis and a display driver selectively activates the light emitting elements during this rotation in accordance with an illumination sequence so as to provide an image.Type: GrantFiled: October 2, 2019Date of Patent: April 19, 2022Assignee: Google LLCInventors: Matthew Valente, Konstantin Gromov, Kyle Skelton, John Fitch, Clayton Kimber, Ozan Cakmakci, Adrian Wong
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Patent number: 11302221Abstract: A display device may include a first pixel, a second pixel, a first data line electrically connected to the first pixel, a second data line electrically connected to the second pixel and electrically insulated from the first data line, a first signal wire electrically connected to the first data line, a second signal wire electrically connected to the second data line, and a connecting wire electrically connecting the second data line to the second signal wire. The connecting wire may include a first section and a second section. The second section may be directly connected to the first section, may overlap the first pixel, may overlap the first data line, and may be oblique relative to each of the first data line and the second data line in a plan view of the display device.Type: GrantFiled: July 13, 2020Date of Patent: April 12, 2022Inventors: Hee Rim Song, Gyung Soon Park, Mu Kyung Jeon
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Patent number: 11298925Abstract: One aspect of the present invention provides a light-transmitting electroconductive film 10 comprising a light-transmitting base material 11 and an electroconductive part 13 provided on one surface of the light-transmitting base material 11, wherein the electroconductive part 13 includes a light-transmitting resin 15 and plural electroconductive fibers 16 incorporated in the light-transmitting resin 15, and the electroconductive part 13 can conduct electricity from the surface 13A of the electroconductive part 13, and the electroconductive fibers 16 as a whole are unevenly distributed on the light-transmitting base material side than the position HL, which is located at half the film thickness of the electroconductive part 13 in the electroconductive part 13, and the electroconductive part 13 has a surface resistance value of 200?/? or less, and the electroconductive film 10 has a haze value of 5% or less.Type: GrantFiled: July 7, 2020Date of Patent: April 12, 2022Assignee: Dai Nippon Printing Co., Ltd.Inventors: Shoichiro Ogumi, Yoshimasa Ogawa, Eiji Ooishi, Yukimitsu Iwata, Yuji Shimizu, Ryota Kitayama, Hiroaki Mutou
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Patent number: 11295704Abstract: A display control device includes: an illuminance acquisition unit configured to acquire surrounding illuminance of a display unit on the basis of one or both of first illuminance detected by a first illuminance sensor and second illuminance detected by a second illuminance sensor; a storage unit configured to store correspondence information in which illuminance is associated with target luminance; a luminance control unit configured to control luminance of a screen of the display unit on the basis of the acquired illuminance and the correspondence information; and an abnormality detection unit configured to detect an abnormality of at least the first illuminance sensor. The luminance control unit acquires the target luminance associated with the surrounding illuminance of the display unit from the correspondence information on the basis of the surrounding illuminance when the abnormality of the first illuminance sensor is not detected.Type: GrantFiled: August 4, 2020Date of Patent: April 5, 2022Assignee: HONDA MOTOR CO., LTD.Inventor: Ryohei Tokuda
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Patent number: 11287650Abstract: A head-up display includes: a display panel emitting image light corresponding to a parallax image including a left-eye image and a right-eye image; a barrier including barrier patterns allowing the image light corresponding to the left-eye image and the right-eye image to reach user's left and right eyes, respectively; and an optical system carrying out focusing of the image light corresponding to the parallax image and projecting a resulting parallax image to user's left and right eyes. The optical system carries out focusing of the image light corresponding to the parallax image on a projection plane so that the parallax image is enlarged in a first direction corresponding with a parallax direction by a first enlargement factor, and the parallax image is enlarged in a second direction intersecting with the first direction by a second enlargement factor. The first and second enlargement factors are different from each other.Type: GrantFiled: February 18, 2019Date of Patent: March 29, 2022Assignee: KYOCERA CorporationInventor: Kaoru Kusafuka
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Patent number: 11287661Abstract: A wearable display device includes a first display device and a second display device configured to display images correspondingly to left and right eyes, a first flexible board extending from the first display device to the second display device and configured to transmit a signal, and a second flexible board disposed overlapping the first flexible board. The first flexible board includes a surface overlapping the second flexible board and an opposite surface from the surface overlapping the second flexible board, the opposite surface being shielded, and the second flexible board includes a surface overlapping the first flexible board and an opposite surface from the surface overlapping the first flexible board, the opposite surface being shielded.Type: GrantFiled: May 29, 2020Date of Patent: March 29, 2022Assignee: SEIKO EPSON CORPORATIONInventor: Yasuhiro Terashima