Patents Examined by Nitin Patel
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Patent number: 11733539Abstract: Disclosed is an apparatus and method for displaying a three-dimensional (3D) image. A 3D display apparatus includes an optical layer including a plurality of optical elements, a projector configured to scan a light onto the optical layer, and a processor configured to control a timing at which the projector scans the light onto the optical layer and generate a 3D image in a viewing space based on the timing at which the light is scanned onto the optical layer.Type: GrantFiled: November 12, 2019Date of Patent: August 22, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jinho Lee, Elena Malinovskaya, Igor Yanusik, Dong Kyung Nam, Yoonsun Choi
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Patent number: 11735122Abstract: Embodiments of the present disclosure relate to display devices, controllers, and display driving methods for compensating for a difference between respective charges of sub-pixels disposed in different locations in a high temperature condition, and preventing image quality caused by such a charge difference from being degraded.Type: GrantFiled: November 12, 2021Date of Patent: August 22, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Juwon Kim, Mookyoung Hong
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Patent number: 11733540Abstract: A space three-dimensional imaging apparatus and a space three-dimensional imaging method are provided. The space three-dimensional imaging apparatus includes a transparent display device, a rotation motor and a processor. The transparent display device has at least one display plane. The rotation motor is configured to drive the transparent display device to rotate along an axis. The processor is coupled to the transparent display device and the rotation motor, and configured to retrieve a three-dimensional virtual image, cut multiple cutting images adapted to be displayed at multiple locations of each display plane after a rotation from the three-dimensional virtual image, and calculate a current location of each display plane during the rotation according to the driving of the rotation motor to control the transparent display device to display the cutting image corresponding to the current location on each display plane.Type: GrantFiled: September 30, 2020Date of Patent: August 22, 2023Assignee: Industrial Technology Research InstituteInventors: Yi-Hsiang Huang, Kuan-Ting Chen, Shin-Hong Kuo, Chien-Ju Lee, Hung-Pin Shih, Yu-Hsiang Tsai
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Patent number: 11733527Abstract: There is provided an optical device, including a light-transmitting substrate having at least two parallel major surfaces, edges and an output aperture, an optical element for coupling light waves into the substrate to effect total internal reflection, a plurality of redirecting elements positioned outside of the substrate comprising at least two spaced-apart redirecting elements having a selectable laterally displaceable reflection-transmission ratio, and at least one reflecting surface having at least one active side located between the two major surfaces of the light-transmitting substrate for coupling light waves out of the substrate, wherein light waves trapped inside the substrate are coupled out from the substrate through the output aperture substantially inclined in relation to the normal to the substrate major surfaces, and are reflected from the redirecting elements into a viewer's eye, and wherein at least one of the redirecting elements is lateral displaceable in relation to another redirecting elType: GrantFiled: March 22, 2022Date of Patent: August 22, 2023Assignee: OORYM OPTICS LTD.Inventors: Yaakov Amitai, Menachem Amitai
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Patent number: 11727887Abstract: Provided is an electronic device according to an embodiment of the inventive concept may include a display panel including a plurality of pixels respectively connected to a plurality of data lines and a plurality of scan lines, a data driving circuit connected to the plurality of data lines, a scan driving circuit connected to the plurality of scan lines, and a driving controller generating image data, and controlling the data driving circuit and the scan driving circuit to display a plurality of frames at a first frequency on the display panel based on the image data, wherein at least one of the plurality of frames includes an effective interval during which an image is transmitted, a blanking interval during which the image is not transmitted, and a refresh interval operating at a second frequency different from the first frequency.Type: GrantFiled: April 18, 2022Date of Patent: August 15, 2023Assignee: Samsung Display Co., Ltd.Inventors: Yunki Baek, Taehyeong An, Joon-Chul Goh
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Patent number: 11726591Abstract: An electronic device is disclosed, which includes: a first substrate comprising a biometric sensing region and a non-sensing region; a biometric sensing module disposed corresponding to the biometric sensing region; a display layer disposed on the first substrate and comprising a plurality of conductive lines, wherein the display layer comprises a first display region corresponding to the non-sensing region and a second display region corresponding to the biometric sensing region, and the plurality of conductive lines in the first display region is different from the plurality of conductive lines in the second display region in density.Type: GrantFiled: August 16, 2022Date of Patent: August 15, 2023Assignee: INNOLUX CORPORATIONInventors: Chandra Lius, Kuan-Feng Lee, Tsung-Han Tsai, Pai-Chiao Cheng
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Patent number: 11721291Abstract: Provided are a display substrate and a display apparatus. The display substrate includes a display region and a non-display region surrounding the display region. The display region includes at least an arc-shaped display boundary; the display region includes multiple sub-pixels, multiple data lines extending along a first direction and multiple gate lines extending along a second direction; each sub-pixel includes a pixel circuit and a light emitting element connected to the pixel circuit, the pixel circuit in each sub-pixel is electrically connected to a gate line and a data line respectively; at least part of sub-pixels near the arc-shaped display boundary are disposed in a terraced manner. The non-display region includes multiple cascaded drive circuits which provide drive signals to the multiple gate lines, at least part of drive circuits near the arc-shaped display boundary are disposed in a terraced manner, the first direction intersects with the second direction.Type: GrantFiled: September 18, 2020Date of Patent: August 8, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lili Du, Hongjun Zhou, Bo Wei, Qian Ma
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Patent number: 11714288Abstract: A virtual or augmented reality headset is provided having a frame, a pair of virtual or augmented reality eyepieces, and an interpupillary distance adjustment mechanism. The frame includes opposing arm members and a bridge positioned intermediate the opposing arm members. The adjustment mechanism is coupled to the virtual or augmented reality eyepieces and operable to simultaneously move the eyepieces to adjust the interpupillary distance of the eyepieces.Type: GrantFiled: September 30, 2022Date of Patent: August 1, 2023Assignee: MAGIC LEAP, INC.Inventors: Masamune Kaji, Michael John Slipy, Shigeru Natsume
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Patent number: 11705031Abstract: The invention relates to a source driver and a composite level shifter. The source driver comprises a data buffer circuit, a plurality of level shifters and a plurality of driving circuits. The data buffer circuit receives and registers a plurality of pixel data during a driving period. The level shifters convert the voltage levels of the pixel data registered in the data buffer circuit during the driving period. The driving circuits generate a plurality of source signals according to the converted pixel data during driving period. The data buffer circuit may comprise a plurality of composite level shifters for converting the voltage levels of the pixel data, and latching the converted pixel data.Type: GrantFiled: October 1, 2019Date of Patent: July 18, 2023Assignee: Sitronix Technology Corp.Inventor: Sheng-Yu Lin
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Patent number: 11675193Abstract: An image display device according to the present disclosure includes a first self-luminous display element that self-emits an image of first color light, a second self-luminous display element that self-emits an image of second color light, a third self-luminous display element that self-emits an image of third color light, and a prism including a dichroic mirror; the first self-luminous display element includes a first functional layer and a first substrate portion, the second self-luminous display element includes a second functional layer and a second substrate portion, and the third self-luminous display element includes a third functional layer and a third substrate portion; the first, the second, and the third substrate portion have an identical configuration in the thickness directions thereof; and the first, the second, and the third functional layer have a mutually different film thickness.Type: GrantFiled: February 27, 2020Date of Patent: June 13, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Hidetoshi Yamamoto
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Patent number: 11670239Abstract: A gate driving circuit includes a first type of stage circuit for outputting a first gate signal and a second type of stage circuit for outputting a second gate signal, and further including a bias transistor for supplying, when turned-on, a bias voltage to a shield metal positioned to overlap with a semiconductor layer of a specific transistor among a plurality of transistors included in the first type of stage circuit, thereby preventing a leakage current from occurring inside the gate driving circuit.Type: GrantFiled: November 29, 2021Date of Patent: June 6, 2023Assignee: LG DISPLAY CO., LTD.Inventor: Yewon Hong
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Patent number: 11663977Abstract: The present disclosure provides a display device that controls output of a scan signal, conversion of image data, and output of a data signal in response to partial scan driving. The display device includes a display panel driven in one of a first mode and a second mode, a scan driver sequentially supplying a scan signal for writing data in the first mode, a controller generating image data in which input image data is rearranged based on the first mode or the second mode, and a data driver converting the image data into data signals and supplying the data signals to output channels.Type: GrantFiled: November 5, 2021Date of Patent: May 30, 2023Assignee: Samsung Display Co., Lid.Inventors: Se Hyuk Park, Hong Soo Kim, Jin Young Roh, Hyo Jin Lee, Jae Keun Lim
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Patent number: 11657766Abstract: The present disclosure discloses a sensing circuit and a source driver including the same, capable of decreasing influence on the performance of an integrator according to a panel load and reducing a chip area by excluding a feedback capacitor of the integrator. The sensing circuit may convert an input current, received from a display panel, into an output current having linearity and an amount of current smaller than the input current.Type: GrantFiled: November 22, 2021Date of Patent: May 23, 2023Assignee: LX SEMICON CO., LTD.Inventors: Taiming Piao, Young Bok Kim, Won Kim, Byeon Cheol Lee
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Patent number: 11650659Abstract: A system determines which user of multiple users provided input through a single input device. A mechanism captures images of the one or more users. When input is detected, the images may be processed to determine which user provided an input using the input device. The images may be processed to identify each users head and eyes, and determine the focus point for each user's eyes. The user which has eyes focused at the input location is identified as providing the input. When the input mechanism is a touch screen, the user having eyes focused on the touch screen portion which was touched is identified as the source of the input.Type: GrantFiled: December 3, 2019Date of Patent: May 16, 2023Assignee: SONY INTERACTIVE ENTERTAINMENT LLCInventor: Chris Norden
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Patent number: 11650446Abstract: A display apparatus includes a first substrate, a second substrate facing the first substrate, lead wirings provided on the first substrate or the second substrate and a first insulator part provided on an upper surface of the second substrate. The lead wirings are arranged in a peripheral region when seen in a plan view and the first insulator part is arranged so as to overlap a display region when seen in a plan view. Second insulator parts or spaces with a permittivity lower than a permittivity of the first insulator part are provided at sides of the first insulator part. The second insulator parts or the spaces are arranged so as to overlap the lead wirings in the peripheral region when seen in a plan view.Type: GrantFiled: May 27, 2022Date of Patent: May 16, 2023Assignee: Japan Display Inc.Inventors: Koji Ishizaki, Masanobu Ikeda, Hayato Kurasawa, Yoshihiro Watanabe
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Patent number: 11651740Abstract: A display device may include: a display panel with subpixels connected respectively to scan lines, sensing lines, and data lines; a gate driver configured to supply a scan signal to the scan lines during an active period and to supply a sensing signal to the sensing lines during a sensing period of a blank period; a data driver configured to supply a data voltage to the data lines; and a timing controller configured to control the gate and data drivers. The timing controller may determine the active period, blank period, and sensing period to be, respectively: a first active period, a first blank period, and a first sensing period for operating at the first frame rate; and a second active period, a second blank period, and a second sensing period for operating at the second frame rate. The first sensing period and the second sensing period have a same length.Type: GrantFiled: December 7, 2021Date of Patent: May 16, 2023Assignee: LG Display Co., Ltd.Inventors: Minsu Kim, Ahram Nam, Donghoon Kim
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Patent number: 11650725Abstract: The embodiments of the disclosure provide a screenshot capturing method, an electronic device and a computer-readable medium. The method includes operations as follows. A duration of a pressing operation is obtained, in response to detecting the pressing operation. In response to determining the duration reaches a preset duration, a page currently displayed on the touch screen is determined as a specified page, and a selection box is displayed on the display screen. A sliding operation acting on the touch screen is obtained. One side of the selection box is controlled to move with the sliding operation, and a position of an opposite side of the selection box is controlled to remain unchanged. In response to determining the sliding operation ends, a screenshot mode is entered based on a positional relationship between an end point of the sliding operation and the specified page, so as to capture a screenshot image.Type: GrantFiled: May 18, 2022Date of Patent: May 16, 2023Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Boyu Mo, Yue Liu
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Patent number: 11640793Abstract: A display device may include a display panel including a plurality of pixels, a data driver which applies data signals to the display panel, a scan driver including scan stages, which sequentially applies scan signals to the display panel, an emission driver including an emission stage which sequentially applies emission signals to the display panel, and a power supply voltage generator which generates a power supply voltage including high voltages and low voltages, and provides the high voltages having different voltage levels from each other or the low voltages having different voltage levels from each other to at least one selected from the scan stages and the emission stage. The power supply voltage generator generates a first high voltage, a first low voltage, a second high voltage lower than the first high voltage, and a second low voltage higher than the first low voltage based on an input voltage.Type: GrantFiled: August 12, 2021Date of Patent: May 2, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sungjin Kim, Jongwon Park, Myeonghee Seo, Huigyeong Yun, Seung-Kyu Lee, Younguk Hwang
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Patent number: 11640794Abstract: A display device includes a first transistor including a first electrode connected to a first power line, a second electrode connected to a third node, and a gate electrode connected to a first node, a first capacitor formed between the first power line and a second node, a second capacitor formed between the first node and the second node, an emission transistor including a first electrode connected to the third node, a second electrode, and a gate electrode connected to an emission control line, and a light emitting element connected to the second electrode of the emission transistor and a second power line.Type: GrantFiled: February 25, 2022Date of Patent: May 2, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Wook Yang, Ji Hye Kim, Young Ha Sohn, Dong Gyu Lee, Jae Hyeon Jeon
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Patent number: 11626070Abstract: An organic light emitting diode (OLED) display device includes: a display panel including a first region and a second region; and a scan driver including a plurality of first stages and a plurality of second stages which are coupled to each other. The plurality of first stages is configured to provide scan signals and sensing signals to the first region, and the plurality of second stages is configured to provide the scan signals and the sensing signals to the second region. A configuration of the plurality of first stages is different from a configuration of the plurality of second stages.Type: GrantFiled: December 14, 2021Date of Patent: April 11, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Suyeon Yun, Yoona Kim, Heesoon Jeong, Minsoo Kim, Sunghoon Kim, Young-Cheol Jeong