Patents Issued in April 28, 2020
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Patent number: 10634948Abstract: The present invention provides a lighting device that is excellent in luminance uniformity and light use efficiency and allows for a narrower frame, and a display device including the lighting device. Provided is a lighting device including: a light guide plate; a light source disposed posterior to the light guide plate; a reflection member including a reflective surface facing a light emitting surface of the light source and a light incident surface of the light guide plate, disposed lateral to the light guide plate and the light source, the lighting device further including a reflective polarizing layer on the light incident surface of the light guide plate.Type: GrantFiled: March 6, 2017Date of Patent: April 28, 2020Assignee: SHARP KABUSHIKI KAISHAInventor: Kenji Takase
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Patent number: 10634949Abstract: A representative display system includes: a pixel array having a plurality of pixels, a plurality of select lines, and a plurality of data lines; a first of the plurality of pixels having a first metal-insulator-metal (MIM) diode, a second MIM diode, a first storage capacitor, and a first light emitting diode (LED), the first MIM diode and the second MIM diode being electrically coupled in series between a first of the plurality of select lines and a second of the plurality of select lines, the first storage capacitor and the first LED being electrically coupled, in parallel, between a first of the plurality of data lines and between the first MIM diode and the second MIM diode; wherein the first LED is selectively controllable to emit light in response to corresponding select signals simultaneously provided on the first of the plurality of select lines and the second of the plurality of select lines and in response to data signals on the data lines.Type: GrantFiled: October 17, 2018Date of Patent: April 28, 2020Assignee: A.U. VISTA INC.Inventors: Willem den Boer, Seok Lyul Lee
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Patent number: 10634950Abstract: A back light (200) is provided with: a back chassis (7) that has a bottom plate (40) in which a plurality of through-holes (41) are formed; a substrate (3) that has a surface on which a plurality of LEDs (2) are mounted and that is held by the bottom plate (40) outside a casing (13) so that the optical axes of the LEDs (2) overlap the respective through-holes (41); and a light transmissive plate-like member (6) that is superimposed on the bottom plate (40) from the inside of the casing (13) so as to close the through-holes (41). Thus, provided is an illumination apparatus (200) in which temperature increase inside the casing (13) is suppressed.Type: GrantFiled: October 24, 2016Date of Patent: April 28, 2020Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventor: Daisuke Teragawa
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Patent number: 10634952Abstract: A liquid crystal display device, includes a liquid crystal panel; and a backlight unit under the liquid crystal panel and having a light source. The light source includes a first luminous material having a first peak wavelength, a second luminous material having a second peak wavelength greater than the first peak wavelength, a third luminous material having a third peak wavelength greater than the second peak wavelength, and a light absorption material having an absorption maximum at a wavelength between the second peak wavelength and the third peak wavelength.Type: GrantFiled: February 17, 2017Date of Patent: April 28, 2020Assignee: LG Display Co., Ltd.Inventor: Ki-Duck Park
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Patent number: 10634953Abstract: According to one embodiment, a display device includes a first substrate including a scanning line and a pixel electrode, a second substrate opposed to the first substrate, and a liquid crystal layer held between the first substrate and the second substrate and including streaky polymers and liquid crystal molecules, wherein the liquid crystal layer includes a first area overlapping the scanning line and a second area overlapping the pixel electrode, and the polymers of the first area are denser than the polymers of the second area.Type: GrantFiled: June 26, 2018Date of Patent: April 28, 2020Assignee: Japan Display Inc.Inventors: Kentaro Okuyama, Yudai Numata
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Patent number: 10634954Abstract: Disclosed is a manufacturing method of a liquid crystal display device which is a manufacturing method of a liquid crystal display device including a liquid crystal alignment film to which an alignment regulating force is imparted by a photo-alignment treatment, including: a film forming step of forming a film containing a polymer whose main chain is cleaved by irradiation with light; a photo-alignment step of imparting an alignment regulating force to the film formed in the film forming step by irradiation of the film with light in an atmosphere of a temperature lower than 100° C.; and a removing step of removing a low-molecular weight component generated by cleaving the main chain of the polymer through the light irradiation after the light irradiation. Also disclosed is a liquid crystal display device manufactured by the manufacturing method.Type: GrantFiled: February 15, 2019Date of Patent: April 28, 2020Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Shoichi Uchino, Noboru Kunimatsu, Hidehiro Sonoda, Chikae Matsui, Yuko Matsumoto, Tomio Yaguchi, Toshiki Kaneko, Jun Tanaka
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Patent number: 10634955Abstract: A display panel includes a first display substrate, a second display substrate facing and spaced apart from the first display substrate, a non-conductive sealing member disposed between the first display substrate and the second display substrate and formed around an outer perimeter of the display panel, a conductive sealing member disposed inside the non-conductive sealing member when viewed in a plan view, and a connection pad coupled to a side surface of the first display substrate and a side surface of the non-conductive sealing member. A signal line includes an end portion overlapping with the non-conductive sealing member and connected to the connection pad.Type: GrantFiled: December 31, 2018Date of Patent: April 28, 2020Assignee: Samsung Display Co., Ltd.Inventors: Saeron Park, Seungki Song
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Patent number: 10634956Abstract: A display panel and a display panel are provided. The display panel comprises an array substrate having an inner surface disposed with at least one first hole; a color film substrate arranged opposite to the array substrate; and a first photo spacer disposed between the array substrate and the color film substrate. The inner surface of the array substrate is arranged facing an inner surface of the color film substrate, and the first photo spacer is at least partially inserted into the at least one first hole disposed at the inner surface of the array substrate.Type: GrantFiled: February 10, 2017Date of Patent: April 28, 2020Assignees: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.Inventor: Xiaoxiao Wu
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Patent number: 10634957Abstract: The present disclosure discloses a post spacer, which is applied to a liquid crystal display panel. The post spacer has a material having a structure as represented by Formula 1, wherein X includes at least one of groups represented by Formulae 2-1 to 2-5; Y includes at least one of groups represented by Formulae 3-1 and 3-2; at least one of the X and the Y has a molecular chain end having a group capable to chemically cross-link with materials of alignment layers; and at least one of the X and the Y has a side chains having a group capable to generate a hydrogen bond or intermolecular force with a material of liquid crystal molecules. The present disclosure also discloses a liquid crystal display panel having the post spacers described above and a method of manufacturing the same.Type: GrantFiled: August 11, 2017Date of Patent: April 28, 2020Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTDInventor: Yong Yang
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Patent number: 10634958Abstract: Provided is a manufacturing method of a black photo spacer array substrate. In a manufacturing method of a black photo spacer array substrate, a double layer color resist structure formed with a first color resist layer and a second color resist layer is used to pad a main pad part and a sub pad part of a main photo spacer and a sub photo spacer. Then, a thickness of the main photo spacer and a thickness of the sub photo spacer are decreased to reduce the usage amount of black photo spacer material of forming the main photo spacer and the sub photo spacer to reduce the production cost. A height difference of the main photo spacer and the sub photo spacer can be achieved by decreasing a thickness of the first color resist layer under the sub pad part with a half exposure process.Type: GrantFiled: September 7, 2018Date of Patent: April 28, 2020Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Zhuming Deng
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Patent number: 10634959Abstract: According to one embodiment, a liquid crystal display comprising a first substrate, a second substrate opposed the first substrate, a liquid crystal layer between the first substrate and the second substrate, a light-shielding layer including a first light-shield formed along a first direction and a second light-shield formed along a second direction and crossing the first light-shield, and a spacer which maintains a gap between the first substrate and the second substrate, the spacer overlapping a crossing region where the first light-shield and the second light-shield cross each other and including an exposed region outside the light-shielding layer in a planar view.Type: GrantFiled: December 17, 2018Date of Patent: April 28, 2020Assignee: Japan Display Inc.Inventor: Masaya Tamaki
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Patent number: 10634960Abstract: A liquid crystal display device including an upper substrate and a lower substrate; and a liquid crystal layer sandwiched between the upper and lower substrates, wherein the lower substrate includes a first electrode and a second electrode and a third electrode arranged in a layer different from the first electrode, the first electrode has multiple linear portions and an opening is provided between the linear portions, the second electrode and the third electrode are a pair of comb-shaped electrodes, each of the comb-shaped electrodes has a trunk portion and multiple branch portions branching from the trunk portion, at least one of the branch portions of the third electrode has a narrow portion which is narrowest and a projection portion which is wider than the narrow portion, one of angles on the upper side and on the opening side formed by a contour line of the opening on each of the left and right sides of the projection portion and the narrow portion of the branch portion of the third electrode in the opeType: GrantFiled: July 3, 2017Date of Patent: April 28, 2020Assignee: SHARP KABUSHIKI KAISHAInventors: Satoshi Matsumura, Mitsuhiro Murata, Takuma Tomotoshi, Yosuke Iwata
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Patent number: 10634961Abstract: A liquid crystal display includes a first substrate and a second substrate opposed to each other with liquid crystal therebetween. A first pixel including a first TFT element and a first pixel electrode formed of a transparent conducting layer and disposed over the first substrate. A second pixel, adjacent to the first pixel, including a second TFT element and a second pixel electrode formed of a transparent conducting layer and disposed over the first substrate. A gate signal line disposed over the first substrate, is connected to the first and the second TFT elements. A drain signal line disposed over the first substrate and between the first and the second pixel electrodes, is connected to the second TFT element. A counter electrode formed of a transparent conducting layer and disposed over the first substrate, and is overlapped with the first and the second pixel electrodes and the drain signal line.Type: GrantFiled: October 19, 2018Date of Patent: April 28, 2020Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kikuo Ono, Makoto Yoneya, Tsunenori Yamamoto, Junichi Hirakata, Yoshiaki Nakayoshi
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Patent number: 10634962Abstract: The present invention discloses a manufacturing method of a graphene electrode. In the manufacturing method of the present invention, a carbon source which is patterned is formed on the metal substrate with photoresist, or as metal layer which is patterned is formed on the carbon source. The metal substrate or metal layer after heating is used to catalyze the carbon source in direct contact therewith into graphene, and thus to form the graphene which is patterned to be used as a graphene electrode which is patterned in a display device. Apparently, the manufacturing method of the graphene electrode according to the present invention can simplify the manufacturing process and can reduce the difficulty of patterning the graphene electrode and the processing cost. The present invention further provides a liquid crystal display panel, comprising the graphene electrode manufactured by the foregoing method.Type: GrantFiled: April 24, 2017Date of Patent: April 28, 2020Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Haijun Wang
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Patent number: 10634963Abstract: A thin-film transistor array including an insulating substrate, gate lines formed on the insulating substrate, source lines formed on the insulating substrate, and transistors each being formed on the insulating substrate at a position corresponding to a respective intersection of the gate lines and the source lines, and formed in a matrix including pixels in rows and columns, each of the transistors including a gate electrode connected to each of the gate lines, a source electrode connected to each of the source lines, a drain electrode, and a pixel electrode connected to the drain electrode. Each of the source lines is connected to a column of pixels, and each of the gate lines includes a first portion connected to a predetermined number of pixels in a row and a second portion connected to pixels in an adjacent row.Type: GrantFiled: March 15, 2018Date of Patent: April 28, 2020Assignee: TOPPAN PRINTING CO., LTD.Inventor: Mamoru Ishizaki
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Patent number: 10634964Abstract: A circuit board is provided and the circuit board is used for being attached to a matching board. The circuit board includes a first circuit pattern and an attaching state inspection area, and the attaching state inspection area further includes a third circuit pattern. A liquid crystal display device is further provided, including the circuit board and the matching board, the matching board includes a second circuit pattern matching the circuit board. It is more accurate to judge the attaching state between the circuit board and the matching board by detecting the deformation state of the conductive particles in vacant areas at different locations after the circuit board is attached to the matching board.Type: GrantFiled: November 19, 2015Date of Patent: April 28, 2020Assignee: BOE Technology Group Co., Ltd.Inventors: Jian Xu, Hongfei Cheng, Yongda Ma
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Patent number: 10634965Abstract: To address static electricity on a flat panel display device and to implement a narrow frame of the flat panel display device. A liquid crystal display device (20) includes a counter substrate (22), a TFT substrate (21), and an upper polarizer (23). The TFT substrate (21) includes a terminal portion (30) projecting more outward than the edge of a counter substrate (22), and a ground pad (32) disposed on a surface of the terminal portion (30), the surface being on the side closer to the counter substrate (22). The upper polarizer (23) includes a pad facing portion (33) that overlaps the ground pad (32) at a position more outward than the edge of the counter substrate (22). The liquid crystal display device (20) further includes an electrically conductive member (34) filled in the gap between the ground pad (32) and the pad facing portion (33).Type: GrantFiled: April 2, 2019Date of Patent: April 28, 2020Assignee: Japan Display Inc.Inventors: Kazuyuki Yamada, Kota Uogishi
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Patent number: 10634966Abstract: A display substrate is disclosed, comprising a display area and a peripheral area surrounding the display area. The display substrate is fixed to a counter substrate in the peripheral area by a frame sealant. The display substrate comprises a substrate and a curing energy transmissive layer. A projection of the frame sealant on the substrate falls within or coincides with that of the curing energy transmissive layer. Since the curing energy transmissive layer transparent for the curing energy beam is provided in the display substrate, the frame sealant can be irradiated from the display substrate side through the curing energy transmissive layer, instead of from the counter substrate side. This improves the efficiency for curing the frame sealant. A display panel, a method for fabricating the display substrate and the display panel, and a display device are disclosed.Type: GrantFiled: April 1, 2017Date of Patent: April 28, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Huan Ni, Fengzhen Lv, Qun Li
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Patent number: 10634967Abstract: For suppressing a deterioration of display quality due to a luminance defect, a display device, a method of correcting a luminance defect and a luminance defect corrector are provided. The display device includes a first substrate (SUB1) having gate lines (GL), data lines (DL), pixel electrodes (PIT), and a common electrode (CIT) on a first glass substrate (GB1), and a second substrate (SUB2) having a plurality of optically transparent parts (CF) and a light shield part (BM) on a second glass substrate (GB2). The first or second glass substrate (GB1) or (GB2) contains a dimmer (10) including a plurality of dimming regions (20) that reduce the transmission of light. The dimmer (10) is formed to be superimposed on a trapped foreign matter (33) in plan view. This reduces the transmission of light from the luminance defect to suppress a deterioration of display quality.Type: GrantFiled: August 25, 2016Date of Patent: April 28, 2020Assignee: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.Inventors: Masahiro Mori, Shigeyuki Mori, Takao Tanaka, Kazuya Nakamura
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Patent number: 10634968Abstract: Provided is an active matrix substrate that includes gate lines (13G), source lines, pixel switching elements, a plurality of gate line driving circuits (11) that control potentials of the gate lines, in the display region, and control signal lines (15L1) that supply a control signal to the gate line driving circuits (11). Each of the gate line driving circuits (11) includes driving switching elements and a capacitor. At least part of the driving switching elements and the capacitor are arranged at positions closer to, not the gate line (13G) corresponding to the gate line driving circuit (11), but another gate line (13G).Type: GrantFiled: December 18, 2018Date of Patent: April 28, 2020Assignee: SHARP KABUSHIKI KAISHAInventors: Takeshi Noma, Kohhei Tanaka, Takayuki Nishiyama, Ryo Yonebayashi
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Patent number: 10634969Abstract: In a liquid crystal display apparatus in which a first substrate and a second substrate are disposed in parallel to each other through a liquid crystal layer, a liquid crystal molecule in the liquid crystal layer is rotated in a plane parallel to the first substrate and the second substrate by driving voltage applied to the liquid crystal layer. A voltage value corresponding to a maximum gradation value of the driving voltage applied to the liquid crystal layer is a driving voltage value at which transmittance peaks based on V-T characteristics in an inclination direction inclined from a normal direction of a display surface of the liquid crystal display apparatus to a direction in which a refractive index of the liquid crystal layer is maximum.Type: GrantFiled: December 7, 2017Date of Patent: April 28, 2020Assignee: TIANMA MICROELECTRONICS CO., LTD.Inventor: Hidenori Ikeno
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Patent number: 10634970Abstract: An electrochromic element including: a first electrode; a second electrode that is opposed to and apart from the first electrode; and an electrolyte that is between the first electrode and the second electrode, wherein the first electrode includes a polymerized product of an electrochromic composition that includes a radical-polymerizable compound including a triarylamine backbone, and wherein the second electrode includes a compound represented by General Formula (I) where R1 and R2 each denote a hydrogen atom, an aryl group including 14 or less carbon atoms, a heteroaryl group including 14 or less carbon atoms, a branched alkyl group including 10 or less carbon atoms, an alkenyl group including 10 or less carbon atoms, a cycloalkyl group including 10 or less carbon atoms, or a functional group that is capable of binding to a hydroxyl group; n and m each denote 0 or an integer of from 1 through 10; and X? denotes a charge-neutralizing ion.Type: GrantFiled: October 19, 2016Date of Patent: April 28, 2020Assignee: Ricoh Company, Ltd.Inventors: Daisuke Goto, Toshiya Sagisaka, Satoshi Yamamoto, Masato Shinoda, Mamiko Inoue, Tohru Yashiro
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Patent number: 10634971Abstract: An electrochromic device includes an optically active layer having an optical property that can be altered by application of electrical power to the optically active layer and a conductive structure that is configured to supply the electrical power to the optically active layer. The conductive structure includes patterned conductive elements that cooperate with the optically active layer to define electrochromic cells.Type: GrantFiled: April 9, 2018Date of Patent: April 28, 2020Assignee: Apple Inc.Inventor: Que Anh S. Nguyen
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Patent number: 10634972Abstract: A device includes a comparator configured to compare a transmission phase of light in a photonic component with a reference phase. The device further includes a heater configured to control a temperature of the photonic component. The heater includes a plurality of heater segments, and a plurality of switches, wherein each switch of the plurality of switches is between a pair of heater segments of the plurality of heater segments. The device further includes a controller configured to control operation of each switch of the plurality of switches based on results from the comparator for selectively connecting heater segments of the plurality of heater segments in series.Type: GrantFiled: December 17, 2018Date of Patent: April 28, 2020Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Hui-Yu Lee, Jui-Feng Kuan
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Patent number: 10634973Abstract: An optical device includes an array of unit optical elements. Each of the unit optical elements includes a plurality of amplitude adjustment (AA) elements, each of the plurality of AA elements configured for processing one of different phases of an optical signal; an optical antenna, and a combining mechanism for optically coupling the plurality of AA elements to the optical antenna. The optical device also includes a controller coupled to the plurality of AA elements, the controller configured for generating control signals for the plurality of AA elements according to a target optical beam pattern.Type: GrantFiled: August 2, 2017Date of Patent: April 28, 2020Assignee: University of Southern CaliforniaInventors: Hossein Hashemi, SungWon Chung, Hooman Abediasl
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Patent number: 10634974Abstract: A converter includes a combiner configured to polarization-combine a first pump light and a second pump light, a nonlinear medium configured to wavelength-convert first signal light into second signal light to output the second signal light after wavelength conversion from a second port, and to wavelength-convert the second signal light into first signal light to output the first signal light after wavelength conversion from the first port, a first circulator configured to input the first signal light from the first port into the nonlinear medium, and output the first signal light after wavelength conversion in the nonlinear medium from the first port, and a second circulator configured to input the second signal light from the second port into the nonlinear medium, and output the second signal light after wavelength conversion in the nonlinear medium from the second port.Type: GrantFiled: May 3, 2019Date of Patent: April 28, 2020Assignee: FUJITSU LIMITEDInventors: Norifumi Shukunami, Tomoaki Takeyama
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Patent number: 10634975Abstract: A finder optical system is achieved in which object images can be more easily observed. A finder optical system includes an image-erecting member, which erects an object image formed by an objective optical system, provided on an optical path from the object side toward an eyepiece side, wherein the image-erecting member is formed as a penta roof prism provided with a first reflection surface and a second reflection surface, which define a roof reflection surface that reflects an incident light bundle emanated from the object, and the first reflection surface and the second reflection surface are configured as total-reflection surfaces that totally reflect the light bundle including the object image.Type: GrantFiled: August 12, 2016Date of Patent: April 28, 2020Assignee: RICOH IMAGING COMPANY, LTD.Inventor: Minoru Murayama
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Patent number: 10634976Abstract: A camera body includes a mount, a solid-state imaging element, a body control unit, a diopter value detection unit, a number-of-configurations storage unit, a rear display unit, and a finder unit. An interchangeable lens is attached to the mount. The body control unit counts the number of configurations by the diopter adjustment dial for each diopter value of the finder unit configured by the diopter adjustment dial and stores the number of configurations in the number-of-configurations storage unit. In a case where the diopter value of the finder unit has been configured by the diopter adjustment dial, the body control unit changes a configuration screen to be displayed on the rear display unit according to the number of configurations stored in the number-of-configurations storage unit.Type: GrantFiled: November 23, 2018Date of Patent: April 28, 2020Assignee: FUJIFILM CorporationInventors: Shunta Ego, Satoru Wakabayashi, Yuji Hasegawa, Takeshi Misawa, Atsushi Misawa
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Patent number: 10634977Abstract: To provide an image display device configured to more faithfully display a projection image on a region where a physical quantity change has occurred. An image display device of the present invention includes a flow rate sensor and a screen on which an image from a projector is projected, and a control is performed such that the image is projected on the screen so as to include a position of the flow rate sensor that has detected the physical quantity change, and the image changes corresponding to a measured value change of the flow rate sensor. Preferably, a plurality of the physical quantity detection units are disposed, and the control is performed such that the image changes corresponding to the measured value changes in the respective physical quantity detection units.Type: GrantFiled: August 15, 2017Date of Patent: April 28, 2020Assignee: KOA CORPORATIONInventor: Tomokazu Ikeno
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Patent number: 10634978Abstract: An optical device includes a light modulation device disposed on an optical axis of incident light, and a holding section configured to hold the light modulation device. The holding section includes an inflow part to which a liquid supplied from an outside of the holding section inflows, a flow channel forming part disposed along a circumferential edge of the light modulation device so as to have an annular shape, and having a flow channel through which the liquid flowed from the inflow part circulates, and an outflow part from which the liquid having flowed through the flow channel outflows to the outside of the holding section. At least one of an inside of the inflow part and an inside of the flow channel is provided with at least one projection.Type: GrantFiled: February 28, 2019Date of Patent: April 28, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Kensaku Matsumoto, Kaname Nagatani
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Patent number: 10634979Abstract: A lighting apparatus is provided with a light source unit including laser diode elements, a collimating lens, and at least one optical element changing only a predetermined one-axis direction of a traveling direction of the substantially parallel light. When the substantially parallel light is incident on a first surface of the optical element, the optical element reflects the substantially parallel light by a second surface to change only the one-axis direction of the traveling direction of the substantially parallel light, and emits an inclined light flux inclined from the substantially parallel light. An aspect ratio of a screen configured by spot lights from the light source unit is changed to an aspect ratio on a cross section of a predetermined position in a traveling direction of the inclined light flux.Type: GrantFiled: January 24, 2019Date of Patent: April 28, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Norikazu Yamamoto
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Patent number: 10634980Abstract: A phosphor holder includes: a rectangular flat plate-like pedestal; a plurality of phosphor holder attachment surfaces provided at a plurality of points, respectively, on an outer peripheral section of the pedestal and protruding in a first direction by a predetermined height with respect to surroundings; a base mounted substantially in a center of a surface of the pedestal facing in the first direction; a motor mounted on the base and having a rotating shaft substantially orthogonal to an in-plane direction of the pedestal; a phosphor wheel on which a phosphor is formed and that is rotated by the motor; and a plurality of adjustment shims mounted on the plurality of phosphor wheel attachment surfaces and brought into contact with the holder attachment surface.Type: GrantFiled: August 31, 2016Date of Patent: April 28, 2020Assignee: NEC DISPLAY SOLUTIONS, LTD.Inventor: Terumasa Kobayashi
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Patent number: 10634981Abstract: A light source device for a projection display apparatus includes a phosphor, an excitation light source, a surface-curved dichroic mirror having a curved surface in which a side on which excitation light is incident is convexly curved, and a converging lens between the surface-curved dichroic mirror and the phosphor. The excitation light source is configured to output the excitation light for exciting the phosphor. The surface-curved dichroic mirror is configured to cause the excitation light from the excitation light source to be reflected on the curved surface and fluorescence from the phosphor to pass through the curved surface. The surface-curved dichroic mirror neither substantially converges nor substantially diverges the light that passes through, but performs a diverging operation on the excitation light that is reflected on the curved surface so as to form a virtual image.Type: GrantFiled: December 28, 2018Date of Patent: April 28, 2020Assignee: LIGHT SHOW TECHNOLOGY CO., LTD.Inventors: Akihiro Yamakage, Yufei Mei
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Patent number: 10634982Abstract: The light source device according to the present disclosure includes: a solid-state light source that emits red light having a luminous flux; a solid-state light source that emits green light having a luminous flux; a solid-state light source that emits blue light having a luminous flux; a dichroic mirror that combines, into combined light, the red light, the green light, and the blue light having exited from the respective solid-state light sources; a dynamic diffusion plate on which the combined light having exited from the dichroic mirror is incident; and a luminous-flux splitting element that splits the luminous flux that having exited from the solid-state light sources for emitting at least one of the red light, the green light, and the blue light.Type: GrantFiled: August 8, 2018Date of Patent: April 28, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Takaaki Tanaka
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Patent number: 10634983Abstract: A light source apparatus includes a plurality of semiconductor lasers arranged on a substrate along a first direction, a rod integrator on which the plurality of light beams from the plurality of semiconductor lasers are incident, and a cylindrical lens so provided between the plurality of semiconductor lasers and the light incident end surface of the rod integrator as to cover the optical paths of the plurality of light beams. The plurality of semiconductor lasers include a first, second and third semiconductor laser. The center axis of each of the plurality of light beams intersects the first direction. A light emitting region of each of the semiconductor lasers has a lengthwise direction. The generatrix of the cylindrical lens is parallel to the lengthwise direction. First to third color light beams are combined with one another by the rod integrator, and the combined light exits out of the rod integrator.Type: GrantFiled: October 25, 2018Date of Patent: April 28, 2020Assignee: SEIKO EPSON CORPORATIONInventor: Koichi Akiyama
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Patent number: 10634984Abstract: An optical module includes an illuminating unit, an imaging unit and a projection lens. The illuminating unit includes a light source, a first collimating lens, a splitter, a microlens array and a first lens and is configured to generate a light beam. The imaging unit includes a first prism, a second prism and a display component and is configured to cover the light beam to image light containing image information. The projection lens includes a plurality of lenses and is configured to project the image light. A first axis sequentially passes through the light source, the first collimating lens, the splitter, the microlens array, the first lens, the first prism, the second prism and the lenses. The invention also provides a projection device including the optical module, a first holder and a second holder.Type: GrantFiled: February 26, 2019Date of Patent: April 28, 2020Assignees: SINTAI OPTICAL (SHENZHEN) CO., LTD., ASIA OPTICAL CO., INC.Inventor: Ya-Ling Chen
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Patent number: 10634985Abstract: This disclosure relates to the field of projection display technologies, and discloses a projection system and a projection screen supporting device, the projection system including a projection screen and a projection device, and further a projection screen supporting device, the projection screen being installed on a bracket body of the projection screen supporting device, where the projection screen supporting device includes the bracket body, a supporting assembly, and a projection screen hanging assembly; the bracket body includes a first standing pole and a second standing pole, both of which are arranged substantially parallel to each other; the supporting assembly is fixed on the bracket body to support the bracket body; and the projection screen hanging assembly is arranged on the bracket body, at an adjustable position in the direction in which the first standing pole and the second standing pole extend, to hang a projection screen on the bracket body.Type: GrantFiled: November 5, 2018Date of Patent: April 28, 2020Assignees: Hisense Co., Ltd., Hisense USA Corporation, Hisense International Co., Ltd.Inventors: Ting Yu, Wensheng Lu, Xianglai Pang
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Patent number: 10634986Abstract: There is provided a screen capable of sufficiently reducing speckles. A screen for displaying an image by being irradiated with a light beam from a projector, is provided with a plurality of particles each including a first part and a second part different in dielectric constant, a particle layer having the plurality of particles, and electrodes which form an electric field for driving the particles of the particle layer by applying a voltage to the particle layer.Type: GrantFiled: April 22, 2016Date of Patent: April 28, 2020Assignee: Dai Nippon Printing Co., Ltd.Inventors: Makio Kurashige, Kaori Nakatsugawa, Kazutoshi Ishida, Hiroyuki Honda, Masanori Umeya, Shogo Kubota
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Patent number: 10634987Abstract: A convex multi-projector light-field display system includes projectors and a convex diffusion screen facing the projectors. The convex diffusion screen and the plurality of projectors share a same center of curvature, such that each projector projects the image at normal incidence to the convex diffusion screen. Projections of the projectors overlap in an optimal viewing area, within which an observer sees images projected by the projectors, and the optimal viewing area and the plurality of projectors are disposed on opposite sides of the convex diffusion screen.Type: GrantFiled: May 7, 2019Date of Patent: April 28, 2020Assignees: National Taiwan University, Himax Technologies LimitedInventors: Yi Teng Xiao, Hoang Yan Lin
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Patent number: 10634988Abstract: A customer can install a lenticular projection screen without the need to hire a professional installer. A section of a home wall is smoothed flat and lenticular tiles are applied to it with adhesive together establishing a lenticular projection screen. Once the adhesive has dried, a short throw projector can perform an automatic alignment to gain the best possible picture from the lenticular screen. The installation material may be provided as a kit that a consumer can use to install the lenticular projection screen.Type: GrantFiled: August 1, 2017Date of Patent: April 28, 2020Assignee: Sony CorporationInventors: Steven Richman, Thomas Dawson
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Patent number: 10634989Abstract: A transparent screen is a transparent screen for diffusing image light projected from a projector and displaying an image by transmitting part of incident light rectilinearly and diffusing the other part of the incident light, and includes a base material that is transparent, a diffusion member, and an antireflection layer. The diffusion member is disposed within the base material and diffuses the image light. The antireflection layer is disposed on a projector side of the base material.Type: GrantFiled: April 13, 2017Date of Patent: April 28, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hiroshi Yamaguchi, Takashi Yamada
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Patent number: 10634990Abstract: The present invention provides a halftone mask comprising an assist pattern and a manufacturing method of the halftone mask, which uses an ArF excimer laser as an exposing source, is used for a projection exposure by an off axis illumination, does not resolve the as pattern while keeping the focal depth magnification effect as the assist pattern, and may form a transferred image having high contrast of a main pattern.Type: GrantFiled: July 11, 2019Date of Patent: April 28, 2020Assignee: DAI NIPPON PRINTING CO., LTD.Inventors: Takaharu Nagai, Hiroshi Mohri, Yasutaka Morikawa, Katsuya Hayano
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Patent number: 10634991Abstract: There is provided a pellicle container for storing a pellicle used in lithography, having a tray and a cover between which the pellicle is stored, and the tray has a pellicle mount section on which the pellicle is used to be mounted, but the tray of this container further has a plane plate, preferably a quartz plane plate, having a flatness of 10 micrometers or smaller provided on top of the pellicle mount so as to stabilize the flatness of the pellicle, especially its agglutinant layer.Type: GrantFiled: December 15, 2015Date of Patent: April 28, 2020Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventor: Toru Shirasaki
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Patent number: 10634992Abstract: A method and apparatus of a novel modeling scheme for performing optical lithography simulation for a multi-color layer fabrication process is described. The method interpolates for simulation use between test or experimental data or descriptions to more accurately apply color differentiated parameters to the model creation and lithography simulation.Type: GrantFiled: January 23, 2017Date of Patent: April 28, 2020Assignee: Synopsys, Inc.Inventor: Ralph Iverson
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Patent number: 10634993Abstract: A method can be used to generate a fluid droplet pattern for an imprint lithography process using a fluid dispense system having fluid dispense ports. The method can include determining a fluid droplet pattern for dispensing a formable material onto a substrate; during a first pass, dispensing the formable material onto the substrate to form a first part of the fluid droplet pattern for an imprint field; offsetting the fluid dispense ports and substrate relative to each other in an offset direction; and during a second pass, dispensing the formable material onto the substrate to form a second part of the fluid droplet pattern for the imprint field. The method can be used to form a patterned layer over a semiconductor wafer in fabricating an electronic device. An apparatus can be configured to carry out the method.Type: GrantFiled: December 12, 2016Date of Patent: April 28, 2020Assignee: CANON KABUSHIKI KAISHAInventor: Edward Brian Fletcher
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Patent number: 10634994Abstract: An imprint apparatus forms a pattern on an imprint region of a substrate by bringing a mold into contact with an imprint material on the imprint region and curing the imprint material. The apparatus includes a controller for controlling an alignment operation of adjusting relative position between the mold and the imprint region in a state that the mold is in contact with the imprint material. The alignment operation includes a translation operation of performing relative translation between the imprint region and the mold, and a rotation operation of performing relative rotation between the imprint region and the mold. The rotation operation includes a first operation and a second operation, and a relative rotation direction between the imprint region and the mold in the second operation is opposite to a relative rotation direction between the imprint region and the mold in the first operation.Type: GrantFiled: March 13, 2017Date of Patent: April 28, 2020Assignee: CANON KABUSHIKI KAISHAInventor: Tosiya Asano
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Patent number: 10634995Abstract: A position detector includes a detection unit configured to detect light from a first diffraction grating including a first pattern disposed in a first direction, and light from a second diffraction grating including a second pattern disposed in the first direction, and a control unit configured to obtain a relative position between the first and the second diffraction gratings based on the light detected by the detection unit. The position detector has a third pattern formed in a second direction different from the first direction at edges of the first pattern of the first diffraction grating, the third pattern has a width smaller than a width of the first pattern of the first diffraction grating.Type: GrantFiled: May 1, 2017Date of Patent: April 28, 2020Assignee: Canon Kabushiki KaishaInventors: Ken Minoda, Takafumi Miyaharu
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Patent number: 10634996Abstract: [Problem] Provided is a composite member which can contribute to simple formation and/or increased quality of fine wiring. [Solution] A composite member 100 according to one embodiment of the present invention includes a base material, an aliphatic polycarbonate-containing layer with multiple island-shaped portions arranged on the base material, and a metal ink, wherein at least a surface of the aliphatic polycarbonate-containing layer with multiple island-shaped portions has a contact angle of 50° or more between pure water and the surface when exposed to ultraviolet light including a wavelength of 180 nm or more and 370 nm or less for 15 minutes, and the metal ink is arranged on the base material at at least a portion of a region sandwiched by the precursor layers.Type: GrantFiled: July 21, 2016Date of Patent: April 28, 2020Assignees: JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, SUMITOMO SEIKA CHEMICALS CO., LTD.Inventors: Satoshi Inoue, Tatsuya Shimoda, Kazuhiro Fukada, Kiyoshi Nishioka, Masahiro Suzuki
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Patent number: 10634997Abstract: Provided is a coloring composition capable of producing a cured film having suppressed color unevenness even in a case where the coloring composition is used after being stored for a long period of time. In addition, provided are a color filter, a pattern forming method, a solid-state imaging device, and an image display device. The coloring composition includes a halogenated zinc phthalocyanine pigment, a maleimide compound, a curable compound other than the maleimide compound, and a solvent, in which the molecular weight of the maleimide compound is 100 to 400, and the content of the maleimide compound is 0.08 to 0.8 parts by mass with respect to 100 parts by mass of the halogenated zinc phthalocyanine pigment.Type: GrantFiled: July 24, 2018Date of Patent: April 28, 2020Assignee: FUJIFILM CorporationInventors: Seongmu Bak, Naotsugu Muro, Yoshinori Taguchi, Akiko Yoshii, Yousuke Murakami
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Patent number: 10634998Abstract: Embodiments in accordance with the present invention encompass self-imageable polymer compositions containing a variety of photobase generators which are useful for forming films that can be patterned to create structures for microelectronic devices, microelectronic packaging, microelectromechanical systems, optoelectronic devices and displays. The compositions of this invention can be tailored to form positive tone or negative tone images depending upon the intended application in aqueous developable medium. The images formed therefrom exhibit improved properties including low wafer stress and better thermo-mechanical properties, among other property enhancements.Type: GrantFiled: July 22, 2019Date of Patent: April 28, 2020Assignee: PROMERUS, LLCInventors: Pramod Kandanarachchi, Larry F Rhodes, Hendra Ng, Wei Zhang, Brian Knapp