Patents Examined by Jonathan Y Jung
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Patent number: 11640014Abstract: Various metamaterials are disclosed. An example metamaterial comprises: a first portion with a plurality of nanoparticles; a second portion with a plurality of molecules configured to interlink with the plurality of nanoparticles; and a signal generator configured to provide a signal to the material. The first portion and the second portion of the material are configured to form a hybrid molecule-nanoparticle super-lattice. In some implementations, the first portion of the material is configured to have a mass configured to achieve, at least in part, a designated resonance frequency. The second portion of the material is, in some implementations, configured to have a molecular stiffness configured to achieve, at least in part, the designated resonance frequency. The signal generator is, in some implementations, configured to generate radio frequency (RF) signals.Type: GrantFiled: September 28, 2020Date of Patent: May 2, 2023Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Joshua Hihath, Omeed Momeni, Davide Donadio
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Patent number: 11640088Abstract: A high definition display device is provided. The display device includes an array substrate, and an opposing substrate. The array substrate has a substrate, and on the substrate, a first pixel having a first color filter and a second pixel having a second color filter disposed adjacent to the first pixel. Each of the first color filter and the second color filter has a first dielectric layer, a transmissive layer disposed on the first dielectric layer, and a second dielectric layer disposed on the transmissive layer. The transmissive layer of the first color filter has a first film thickness, and the transmissive layer of the second color filter has a second film thickness larger than the first film thickness. On the transmissive layer of the second color filter, a first layer different from the transmissive layer is disposed on a side of the transmissive layer of the first color filter. A height of a bottom face of the first layer is equal to the first film thickness.Type: GrantFiled: January 27, 2021Date of Patent: May 2, 2023Assignee: JAPAN DISPLAY INC.Inventors: Ryo Onodera, Hajime Watakabe, Akihiro Hanada
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Patent number: 11640089Abstract: A liquid crystal display device comprises a first substrate; a second substrate opposite the first substrate; a liquid crystal layer between the first substrate and the second substrate; and an active area including: a matrix of first regions; and a plurality of second regions distributed so as not to overlap the first regions, wherein each first region includes a switching element and is supplied with a grayscale signal via the switching element, and the plurality of second regions includes no switching element and is supplied with a common signal.Type: GrantFiled: August 17, 2021Date of Patent: May 2, 2023Assignee: SHARP KABUSHIKI KAISHAInventors: Shogo Suzuki, Junichi Morinaga
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Patent number: 11635658Abstract: The color filter substrate includes a photoluminescent layer and an optical path adjustment layer. The photoluminescent layer includes a plurality of photoluminescent portions. Each photoluminescent portion is configured to receive backlight and emit excitation light. The optical path adjustment layer is located on a light incident side of the photoluminescent layer, and the optical path adjustment layer is configured to increase an incident angle of at least portion of the backlight that enters the photoluminescent layer.Type: GrantFiled: August 21, 2020Date of Patent: April 25, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Song Yang, Ge Shi, Haijun Niu, Yujie Liu, Ming Zhu, Shiyu Zhang, Zheng Fang, Yanliu Sun, Jiahui Han, Yuyao Wang
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Patent number: 11635553Abstract: An active metasurface includes a number of periodically-repeated unit cells arranged on a substrate that each include a plasmonic waveguide shaped and sized to provide a cutoff mode that captures light of a target wavelength. The active metasurface includes an index modulation controller that controllably varies a voltage differential across each one of the periodically-repeated cells to change a phase of light incident on the metasurface.Type: GrantFiled: July 30, 2020Date of Patent: April 25, 2023Assignee: SEAGATE TECHNOLOGY LLCInventors: Aditya Jain, Zoran Jandric, Dan Mohr, Kevin A. Gomez, Krishnan Subramanian
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Patent number: 11635562Abstract: An image source unit includes: a surface light source device including a reflective polarizing plate; a liquid crystal panel; and an optical sheet that is arranged between the surface light source device and the liquid crystal panel, the optical sheet including: an optical function layer that is laminated to one surface of a substrate layer; and a light diffuser layer that is arranged on one surface of the optical function layer, the one surface being on an opposite side of another surface of the optical function layer where the substrate layer is arranged across the optical function layer, the optical function layer including: light transmission parts that extend in a horizontal direction, and are arranged in a plurality of rows at predetermined intervals in a vertical direction; and light absorption parts that are formed between adjacent light transmission parts, and have a lower refractive index than that of the light transmission parts, wherein an angle formed by interfaces on upper sides of the light absType: GrantFiled: November 12, 2019Date of Patent: April 25, 2023Assignee: DAI NIPPON PRINTING CO., LTD.Inventor: Tsuyoshi Kashiwagi
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Patent number: 11635555Abstract: A color filter, a method for manufacturing a color filter, a color filter substrate, and a display device are disclosed. The color filter includes a first quantum dot light emitting layer and a first reflective layer. The first quantum dot light emitting layer has a light incident surface; and the first reflective layer is on a side of the first quantum dot light emitting layer away from the light incident surface, the first quantum dot light emitting layer includes a plurality of first quantum dots, the first quantum dots are configured to be stimulated by light of a first wavelength from the light incident surface to emit light of a second wavelength, and the first reflective layer is configured to transmit the light of the second wavelength and reflect the light of the first wavelength.Type: GrantFiled: August 17, 2018Date of Patent: April 25, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jing Yu, Gang Yu, Yu Ju Chen
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Patent number: 11624967Abstract: A hybrid lens includes a transmissive adaptive liquid lens and an optical element including liquid crystals. The adaptive liquid lens includes a layer of optical fluid on a substrate. A focal length of the adaptive liquid lens is adjustable. The optical element including liquid crystals is optically coupled with the adaptive liquid lens. The optical element including liquid crystals is configured to adjust a refractive index across the optical element including liquid crystals in conjunction with adjusting the focal length of the adaptive liquid lens so that the optical element reduces optical artifacts caused by the adaptive liquid lens.Type: GrantFiled: June 7, 2022Date of Patent: April 11, 2023Assignee: META PLATFORMS TECHNOLOGIES, LLCInventors: Lu Lu, Andrew John Ouderkirk, Scott Charles McEldowney
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Patent number: 11604376Abstract: The present disclosure discloses a display apparatus and a manufacturing method of an array substrate comprised therein. The display apparatus includes: a backlight module, a display module located on a light-emitting side of the backlight module, and a shell accommodating the backlight module and the display module. The display module includes: an array substrate and a color film substrate which are opposite to each other, and a first polarizer located on one side, facing away from the color film substrate, of the array substrate. The shell includes: a back part arranged on one side, facing away from the color film substrate, of the backlight module; and a plurality of side parts which are in touch with the back part and perpendicular to the back part.Type: GrantFiled: August 25, 2021Date of Patent: March 14, 2023Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yan Wang, Jie Yang, Feng Qu
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Patent number: 11556028Abstract: A light modulating device including: a light transmissive plate having a curved surface; a light modulating cell; and an optically transparent adhesive film which is disposed between the curved surface of the light transmissive plate and the light modulating cell and attaches one side of the light modulating cell to the curved surface of the light transmissive plate.Type: GrantFiled: March 8, 2021Date of Patent: January 17, 2023Assignee: DAI NIPPON PRINTING CO., LTD.Inventor: Yusuke Hagiwara
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Patent number: 11550191Abstract: A display device is provided and includes first and second substrates; a liquid crystal layer filled between the first and second substrates; a counter electrode pattern formed on the first substrate; scanning lines extending in a first direction; signal lines; and a first pixel electrode pattern and a second pixel electrode pattern formed on the first substrate, wherein the first pixel electrode pattern and the second pixel electrode pattern are located in line symmetry with respect to a first scanning line of the scanning lines.Type: GrantFiled: September 27, 2019Date of Patent: January 10, 2023Assignee: Japan Display Inc.Inventors: Yoshihiro Sakurai, Hironao Tanaka, Hidemasa Yamaguchi
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Patent number: 11541680Abstract: A photonic crystal film, a method for manufacturing the photonic crystal film, and an anti-forgery article comprising the photonic crystal film are disclosed. The photonic crystal film includes a polyurethane-based polymer matrix and colloidal particles dispersed in the polyurethane-based polymer matrix and arranged in a crystal lattice structure. The colloidal particles includes one or more selected from metal nanoparticles, metal oxide nanoparticles, organic nanoparticles, and carbon structure nanoparticles.Type: GrantFiled: April 18, 2018Date of Patent: January 3, 2023Assignee: Korea Minting, Security Printing & ID Card Operating Corp.Inventors: Shin-hyun Kim, Gun Ho Lee, Won Gyun Choe, Soo Dong Kim, Ju Hee Kang, Hong Keon Kim, Hyun Soo Kim, E Den Kim
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Patent number: 11536883Abstract: A display device includes: a substrate including an alignment area in a non-display area, and a display area including a plurality of material layers on the substrate; in the alignment area, a plurality of keys including a first alignment key and a second alignment key. Each alignment key includes a light blocking pattern, a layer pattern and a display pattern. The position of the display pattern within the first alignment key is different from the position of the display pattern within the second alignment key, the layer pattern of the alignment key and one material layer among the plurality of material layers are respective portions of a same material layer on the substrate, and the layer pattern of the first alignment key and the layer pattern of the second alignment key are respective portions of different material layers among the plurality of material layers on the substrate.Type: GrantFiled: May 26, 2020Date of Patent: December 27, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myoung Jong Lee, Jea Heon Ahn, Jang-Il Kim, Jeong Ki Kim, Jong-Hoon Kim, Seok-Joon Hong
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Patent number: 11531146Abstract: An active metasurface includes a number of periodically-repeated unit cells arranged on a substrate, each of the unit cells including a high-index dielectric block; a heat source positioned to selectively modulate heat applied to the high-index dielectric block; and an insulating undercut region at an interface between the high-index dielectric block and the substrate.Type: GrantFiled: July 30, 2020Date of Patent: December 20, 2022Assignee: SEAGATE TECHNOLOGY LLCInventors: Aditya Jain, Zoran Jandric, Dan Mohr, Kevin A. Gomez, Krishnan Subramanian
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Patent number: 11526041Abstract: The present application provides an array substrate, a display panel and a display device. The array substrate includes a display area and an edge bending area located on one side of the display area, and further includes: a flexible base substrate, located in the display area and in the edge bending area; a first inorganic insulating layer, disposed on the flexible base substrate, where the first inorganic insulating layer has no pattern at least in the edge bending area; and a plurality of traces disposed on one side, facing away from the flexible base substrate, of the first inorganic insulating layer, where the plurality of traces extend from the display area to the edge bending area.Type: GrantFiled: April 12, 2021Date of Patent: December 13, 2022Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chun Wang, Yuansheng Zang, Huizi Li, Haixia Xiang
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Patent number: 11520180Abstract: The present invention provides a quantum dot material structure, a liquid crystal display device, and an electronic device. The quantum dot material structure is applied in the liquid crystal display device. The quantum dot material structure includes a quantum dot core, a quantum dot shell, and a quantum dot ligand layer in order from an inside to an outside. The quantum dot core comprises a cadmium arsenide magic-size, and the quantum dot core is used to absorb green light of a predetermined wavelength. The quantum dot shell is used to protect the quantum dot core. The quantum dot ligand layer is used to promote a structural dispersion of the quantum dot material.Type: GrantFiled: April 24, 2020Date of Patent: December 6, 2022Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Miao Zhou
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Patent number: 11513386Abstract: A color filter and a manufacturing method thereof, and a display device are provided. The color filter includes a color filter substrate, a plurality of sub-pixel regions, wherein each of the sub-pixel regions includes a first signal region, a second signal region, and a laser path disposed between the first signal region and the second signal region, a first light-shielding sheet disposed on the first signal region and covered with a first indium tin oxide layer, and a second light-shielding sheet disposed on the second signal region and covered with a second indium tin oxide layer. Wherein, the first signal region receives signals through the first indium tin oxide layer, and the second signal region receives signals through the second indium tin oxide layer, therefore improving the problem of signal transmission delay caused by the regional signal impedance difference of the indium tin oxide layer.Type: GrantFiled: December 18, 2019Date of Patent: November 29, 2022Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Wei Ren
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Patent number: 11506925Abstract: A liquid crystal display device includes a first liquid crystal display panel including a first light-transmitting substrate (thickness T2?0.3 mm), a substrate, a first liquid crystal, a first polarizing plate having a second main surface that is adhered to the first light-transmitting substrate; an adhering layer provided on a first main surface of the first polarizing plate; and a second light-transmitting substrate (thickness T3?0.3 mm) adhered to the first main surface by the adhering layer (thickness T1?0.15 mm). An adhesion parameter ? is 1.04 or less when a maximum height of an unevenness of the first main surface 0.0005 mm or less, and the adhesion parameter ? is 0.43 or less when the maximum height of the unevenness of the first main surface is greater than 0.0005 mm and 0.001 mm or less.Type: GrantFiled: December 18, 2020Date of Patent: November 22, 2022Assignees: TIANMA JAPAN, LTD., Wuhan Tianma Micro-Electronics Co., Ltd.Inventors: Jin Matsushima, Tetsuroh Asakura, Yukie Keicho
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Patent number: 11506922Abstract: A light modulating device including: a light transmissive plate having a curved surface; a light modulating cell; and an optically transparent adhesive film which is disposed between the curved surface of the light transmissive plate and the light modulating cell and attaches one side of the light modulating cell to the curved surface of the light transmissive plate.Type: GrantFiled: March 8, 2021Date of Patent: November 22, 2022Assignee: DAI NIPPON PRINTING CO., LTD.Inventor: Yusuke Hagiwara
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Patent number: 11448935Abstract: A liquid crystal display (LCD) device and an organic light-emitting diode (OLED) display device are disclosed. The LCD device includes a base substrate, a display module, and a liquid crystal lens layer. The display module includes a fingerprint recognition sensor. The OLED display device includes a base substrate, a fingerprint recognition sensor, a two-layered liquid crystal lens layer, and an OLED display. The liquid crystal lens layer is configured to be switchable between a non-lens state and a lens state. By adopting liquid crystal lenses with holes, utilization of reflected light reflected by a fingerprint can be improved and imaging quality can be optimized.Type: GrantFiled: December 19, 2019Date of Patent: September 20, 2022Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Guowei Zha, Fancheng Liu