Patents Examined by Richard H Kim
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Patent number: 11480726Abstract: A frame-backplate assembly, a backlight module and a display device are provided. The frame-backplate assembly includes a frame, including four side edges connected end to end in turn and enclosing a hollow frame structure, wherein each of the four side edges is adjustable in length; and a backplate located inside the hollow frame structure enclosed by the frame, wherein four side edges of the backplate are detachably connected with four sides in the frame.Type: GrantFiled: March 25, 2021Date of Patent: October 25, 2022Assignees: Beijing Boe Chatani Electronics Co., Ltd., Boe Technology Group Co., Ltd.Inventors: Qilin Li, Qing Tian
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Patent number: 11476441Abstract: A display apparatus having a display region, and a window region substantially surrounded by the display region and configured to install an accessory therein is provided. The display apparatus in the display region includes a plurality of display functional layers, the plurality of display functional layers comprising a display substrate. The display apparatus in the window region includes an optical clear adhesive layer at least partially occupying an accessory hole in the window region; and the accessory on a side of the optical clear adhesive layer away from a cover glass. The display substrate is completely absent in the accessory hole. The display apparatus is absent of any air layer between the optical clear adhesive layer and the cover glass.Type: GrantFiled: August 12, 2019Date of Patent: October 18, 2022Assignee: Beijing BOE Technology Development Co., Ltd.Inventors: Haoran Wang, Paoming Tsai, Ziyu Zhang
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Patent number: 11448923Abstract: A liquid crystal display panel to be used in a vertical orientation includes: a first substrate; a second substrate located opposite to the first substrate; and a liquid crystal layer disposed between the first substrate and the second substrate. When a position of a top end of the liquid crystal layer is defined as a first position and a position of a bottom end of the liquid crystal layer is defined as a second position when the liquid crystal display panel is placed in the vertical orientation, a distance between the first substrate and the second substrate when the liquid crystal panel is in a horizontal orientation gradually decreases from the first position to the second position.Type: GrantFiled: July 13, 2021Date of Patent: September 20, 2022Assignees: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD., PASONA KNOWLEDGE PARTNER INC.Inventors: Keisuke Izawa, Makoto Arita, Toshitaka Uchikoba
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Patent number: 11448928Abstract: A display panel includes a first base substrate, a second base substrate facing the first base substrate, an insulating structure including a non-pad portion having an end aligned with a side surface of the second base substrate and a pad portion having an end laterally recessed from the side surface of the second base substrate, a pixel overlapping a display area and disposed between the first and second base substrates, a signal line on the first base substrate and connected to the pixel, and a connection pad including a portion disposed in a connection region defined between the side surface of the second base substrate and the end of the pad portion. The signal line overlaps the pad portion. The connection pad is in contact with the signal line. The insulating structure is disposed between the first and second base substrates and overlaps a non-display area outside the display area.Type: GrantFiled: June 8, 2021Date of Patent: September 20, 2022Assignee: Samsung Display Co., Ltd.Inventors: Yangho Bae, Jinjoo Ha, Seungki Song, Chansol Yoo, Joonhyeong Kim, Yunseok Lee
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Patent number: 11442305Abstract: A display device includes: a display panel; a stand disposed at a first side surface of the display panel; a blowing fan disposed inside the stand; and a duct disposed at a second side surface of the display panel and connected to the stand.Type: GrantFiled: June 23, 2020Date of Patent: September 13, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae-Sung Kim, Young Ji Kim, Hyun Su Park
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Patent number: 11442311Abstract: An electronic device is provided, including a frame, a working panel, and a spacer. The frame includes a side wall. The working panel is disposed on the frame. The spacer is disposed between the frame and the working panel. At least a portion of the working panel and at least a portion of the spacer are in direct contact with an adhesive.Type: GrantFiled: March 17, 2021Date of Patent: September 13, 2022Assignee: INNOLUX CORPORATIONInventors: Wen-Cheng Huang, Ting-Sheng Chen, Chia-Chun Yang, Chin-Cheng Kuo
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Patent number: 11435630Abstract: A liquid crystal display panel and a manufacturing method thereof, and a frameless liquid crystal display device are provided. The liquid crystal display panel includes an array substrate, a counter substrate, and a liquid crystal layer. The array substrate includes a first region and a second region. The counter substrate includes a third region and a fourth region. A black matrix covers one side of the fourth region, and a metal light-shielding portion is disposed on one side of the array substrate facing toward the counter substrate. The metal light-shielding portion covers the second region and a part of the first region adjacent to the second region, and a side-edge of the metal light-shielding portion near the first region is located below the black matrix. Through adding the metal light-shielding portion, light leakage occurring on edges of a frameless liquid crystal display device is solved, and display quality is improved.Type: GrantFiled: September 20, 2019Date of Patent: September 6, 2022Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Zui Wang
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Patent number: 11429000Abstract: A liquid crystal device as an electro-optical device includes, an insulating layer including a first recess and a second recess that is provided continuously with the first recess and is deeper than the first recess, and a capacitance element including, a first capacitance electrode provided along a bottom surface of the second recess and a side wall of the second recess and provided along a bottom surface of the first recess, a capacitance insulating layer stacked on the first capacitance electrode, and a second capacitance electrode stacked on the capacitance insulating layer, wherein an upper surface of the second capacitance electrode at a position overlapping with the second recess, an upper surface of the first capacitance electrode at a position overlapping with the first recess, and a part of the capacitance insulating layer, are provided on the same surface as an upper surface of the insulating layer.Type: GrantFiled: November 23, 2021Date of Patent: August 30, 2022Assignee: SEIKO EPSON CORPORATIONInventor: Shotaro Izawa
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Patent number: 11431960Abstract: An imaging directional backlight apparatus including a waveguide, a light source array, for providing large area directed illumination from localized light sources. The waveguide may include a stepped structure, in which the steps may further include extraction features optically hidden to guided light, propagating in a first forward direction. Returning light propagating in a second backward direction may be refracted, diffracted, or reflected by the features to provide discrete illumination beams exiting from the top surface of the waveguide. The directional backlight may be arranged to switch between at least a first wide angular luminance profile mode and a second narrow angular luminance profile mode. The directional backlight is arranged to illuminate an LCD with a bias electrode arranged to switch liquid crystal directors in black state pixels between a first wide angular contrast profile mode and a second narrow angular contrast profile mode.Type: GrantFiled: July 29, 2021Date of Patent: August 30, 2022Assignee: RealD Spark, LLCInventors: Graham J. Woodgate, Jonathan Harrold, Michael G. Robinson, Robert Ramsey
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Patent number: 11428976Abstract: The present disclosure relates to a display device and an electronic device. The display device includes: a first display module having a first backplane; a second display module having a second backplane located on an opposite side of the first backplane; and a first heat sink located between the first backplane and the second backplane, and configured to radiate heat from the first backplane and the second backplane.Type: GrantFiled: June 13, 2019Date of Patent: August 30, 2022Assignees: K-Tronics (Suzhou) Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jun Xiao, Wei Huang
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Patent number: 11429001Abstract: A liquid crystal display panel and a liquid crystal display device are provided. The liquid crystal display panel includes a color film substrate, an array substrate disposed opposite to the color filter substrate, and a liquid crystal layer disposed between the color filter substrate and the array substrate. The color film substrate includes color filter layers arranged into an upper and a lower layer, positions of the upper and lower layers corresponding one-to-one, and colors thereof corresponding with a same color. A fingerprint recognition unit is disposed between the color film substrate and the array substrate. When fingerprint recognition is performed, the upper layer blocks large-angle reflection light of fingerprints and improve a “signal-to-noise ratio” of reflection light of the fingerprints emitted to the fingerprint recognition unit, thereby improving accuracy of the fingerprint recognition. The liquid crystal display device of the invention includes the above liquid crystal display panel.Type: GrantFiled: March 16, 2020Date of Patent: August 30, 2022Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Guiyang Zhang
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Patent number: 11428971Abstract: A liquid crystal module and a display device are provided. The liquid crystal module includes a liquid crystal panel, a bottom frame and a first frame. The first edge of the liquid crystal panel is in an open region surrounded by the bottom plate, the first side plate and the second side plate of the bottom frame. At least one selected from a group consisting of the second edge, third edge and fourth edge of the liquid crystal panel is in an open region surrounded by the first frame body, the second frame body and the third frame body, and in a direction perpendicular to the plate surface of the liquid crystal panel, the first frame and the liquid crystal panel are movably arranged with respect to each other.Type: GrantFiled: August 6, 2020Date of Patent: August 30, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yanping Liao, Junjie Guo, Yifu Chen, Xibin Shao
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Patent number: 11429002Abstract: A display panel and a display device are provided. The display panel includes a first base plate, a second base plate, and a liquid crystal layer. The first base plate includes a first substrate, an array structure layer, a color resistor layer on the array structure layer, and a pixel electrode layer on the color resistor layer. The color resistor layer includes at least three color resistor blocks, each of the color resistor blocks has a first opening. A first via is within the first opening.Type: GrantFiled: April 22, 2020Date of Patent: August 30, 2022Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Tian Tian, Ilgon Kim, Bin Zhao, Xin Zhang, Jun Zhao
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Patent number: 11422415Abstract: A base plate, comprising: a substrate; an array switch formed on the substrate; a first passivation layer formed at the array switch; a second passivation layer located on the first passivation layer; at least one color filter layer formed between the first passivation layer and the second passivation layer; a distance adjustment layer formed between the first passivation layer and the second passivation layer so as to increase a distance between the first passivation layer and the second passivation layer; and a pixel electrode layer formed on the second passivation layer, the pixel electrode layer being electrically connected to the array switch by means of a via penetrating the first passivation layer, the color filter layer, the distance adjustment layer, and the second passivation layer.Type: GrantFiled: November 28, 2018Date of Patent: August 23, 2022Assignee: HKC CORPORATION LIMITEDInventor: Zhenli Song
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Patent number: 11415848Abstract: A display panel is provided. The display panel includes pixel electrodes, and black matrices located between adjacent pixel electrodes. Opaque regions are formed between the pixel electrodes. Dark strip regions are formed at part of edges of pixel electrodes. The black matrices cover the opaque regions and the dark strip regions. The provided display panel increases an area of a display region by oppositely disposing the black matrices and the pixel electrodes.Type: GrantFiled: April 9, 2020Date of Patent: August 16, 2022Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Xingwu Chen
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Patent number: 11409152Abstract: An anti-peeping module provided by an embodiment of the application includes a plurality of light transmitting films, each including at least two light transmitting sub-films having different refractive indexes which are disposed in a laminated manner, and a first optical path modulating layer on one side of the plurality of light transmitting films, the first optical path modulating layer comprising a plurality of zigzag structures, the and being configured to allow light entering into the plurality of light transmitting films at a Brewster incident angle to exit from the anti-peeping module in a travelling direction perpendicular to a plane where the anti-peeping module is located.Type: GrantFiled: June 24, 2020Date of Patent: August 9, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Kangle Chang, Pengfei Cheng, Heling Zhu, Lu Yu, Jian Sang
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Patent number: 11409162Abstract: An electronic device is provided, including a frame, a backlight module, a working panel, and a tape. The frame includes a side wall and a back plate. The side wall includes an outer surface. The extension direction of the back plate is different from the extension direction of the side wall. The backlight module is disposed on the back plate. The working panel and the back plate are disposed on the opposite sides of the backlight module. The tape is in contact with at least a portion of the outer surface and the working panel.Type: GrantFiled: March 17, 2021Date of Patent: August 9, 2022Assignee: INNOLUX CORPORATIONInventors: Wen-Cheng Huang, Ting-Sheng Chen, Chia-Chun Yang, Chin-Cheng Kuo
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Patent number: 11391972Abstract: The present disclosure provides a curved panel and a display device that include a first substrate, a second substrate, and a liquid crystal. The liquid crystal layer includes a plurality of first liquid crystal molecules near the first substrate, and a plurality of second liquid crystal molecules near the second substrate. The curved panel includes a central region, a first region and a second region located at both sides of the central region. The second substrate is disposed near a light-emitting side of the curved panel. A pretilt angle of the first liquid crystal molecules is greater than a pretilt angle of the second liquid crystal molecules.Type: GrantFiled: December 27, 2019Date of Patent: July 19, 2022Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Jie Cao, Jianhong Chen, Peng Du, Jianjian Ying, Tienchun Huang
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Patent number: 11392000Abstract: The present application discloses a display panel and a display apparatus. The display panel includes a first substrate, a second substrate disposed opposite to the first substrate, a display area for displaying a screen and a non-display area disposed around the display area; the first substrate includes a color filter layer, a filler and a drive circuit; the color filter layer is disposed in the display area of the display panel; the drive circuit is disposed in the non-display area of the display panel, and the filler is disposed on a surface of the drive circuit.Type: GrantFiled: December 4, 2018Date of Patent: July 19, 2022Assignee: HKC CORPORATION LIMITEDInventor: Pei Hsin Lin
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Patent number: 11385513Abstract: A liquid crystal display device comprising: a first liquid crystal display panel; and a second liquid crystal display panel opposed to the first liquid crystal display panel, wherein each of the first liquid crystal display panel and the second liquid crystal display panel includes a video signal line, a scanning line, a transistor provided in each pixel, and a pixel electrode provided in each pixel, and at least one of the video signal line, the scanning line, a semiconductor layer of the transistor, and the pixel electrode is patterned in an identical shape in the first liquid crystal display panel and the second liquid crystal display panel.Type: GrantFiled: February 7, 2020Date of Patent: July 12, 2022Assignees: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD., PASONA KNOWLEDGE PARTNER INC.Inventor: Teruhisa Nakagawa