With Modifier Patents (Class 362/235)
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Patent number: 11674673Abstract: A site light including a body, a power system with an AC input and battery terminal, and a telescopic arm assembly supported by the body, where the telescopic arm includes a first end fixed relative to the body and a second end opposite and movable with respect to the first end. The site light also includes a light assembly in operable communication with the power system and coupled to and movable together with the second end of the telescopic arm, where the light assembly is operable in a first light mode in which the light assembly outputs approximately 13,000 lumens of light, and a second light mode in which the light assembly outputs approximately 20,000 lumens of light.Type: GrantFiled: September 3, 2021Date of Patent: June 13, 2023Assignee: MILWAUKEE ELECTRIC TOOL CORPORATIONInventors: David Proeber, Ross McIntyre, Jason D. Thurner, Michael A. Verhagen, Gareth Mueckl, Brian Cornell, Dalton F. Hansen, Anthony R. Sleck
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Patent number: 11668443Abstract: An uplight device for use with a luminaire that has a housing configured to be supported from a surface by a stem with a wireway. The uplight device includes a body having a radially outwardly directed annular flange, a vertically oriented annular rim encircling the annular flange, and a passageway extending through the body, and an uplight substrate supported on a first side of the annular flange. The uplight substrate includes a plurality of light emitting sources arranged in an array on a first side of the uplight substrate. The uplight device further includes an optical lens covering the first side of the annular flange and the uplight substrate. The body of the uplight device is configured to be coupled between the stem and housing of the luminaire such that the passageway communicates with the wireway of the stem and a chamber of the luminaire.Type: GrantFiled: May 17, 2022Date of Patent: June 6, 2023Assignee: LSI Industries, Inc.Inventors: Travis Wright, Nikhil Kochar, Shane Jelliffe, Eric Jon Mooar, Christopher Linn Papa
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Patent number: 11662417Abstract: An active marker device, and method of design thereof, for use in a motion tracking system are provided. In one arrangement, the device comprises a mounting body comprising a mounting surface. A plurality of light emitting units are mounted on respective mounting portions of the mounting surface. A control system controls the plurality of light emitting units such that light is emitted simultaneously from a selected subset of light emitting units. A plurality of optical elements are mounted on the mounting surface. Each optical element covers a different one of the light emitting units and is configured so that an inner surface of the optical element is separated from an outer surface of the light emitting unit. Each optical element redirects a portion of light emitted by the light emitting unit covered by the optical element to be more parallel to the mounting portion of the light emitting unit.Type: GrantFiled: August 1, 2019Date of Patent: May 30, 2023Assignee: OXFORD METRICS PLCInventors: Peter West, Miles Beattie, Paul Smyth, Phil Pritchett, José Araujo, David Reynolds
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Patent number: 11655948Abstract: A luminaire comprising: a chassis (100), the chassis (100) comprising: four walls joined to form a rectangular cavity, each wall of the four walls comprising: —a heat sink (107); —a wiring channel (111, 112); —a first receiving channel (114) on a first side of the heat sink (107); and—a second receiving channel (116) on a second side of the heat sink (107); a light emitting diode board (130) attached to a first wall of the four walls; a first extrusion (344) attached to a second wall of the four walls; a second extrusion (345) attached to a third wall of the four walls; wherein the light emitting diode board (130) comprises a first protrusion that fits into the first receiving channel and a second protrusion that fits into the second receiving channel; and wherein the light emitting diode board (130) rests on the heat sink (107) of the first wall when the first protrusion is fit into the first receiving channel and the second protrusion is fit into the second receiving channel.Type: GrantFiled: January 19, 2021Date of Patent: May 23, 2023Assignee: SIGNIFY HOLDING B.V.Inventors: Gregory Parker, Alexander Ross, Ashley Pickens, Kevin Strickfaden, William Getzinger, Stephen Geyer, Timothy Bingaman
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Patent number: 11639899Abstract: The present disclosure relates to a lighting apparatus.Type: GrantFiled: August 13, 2021Date of Patent: May 2, 2023Assignee: M-Vision Co., Ltd.Inventor: Guyoul Lee
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Patent number: 11619361Abstract: A vehicle luminaire includes: a board having a plate shape and including a first surface, a second surface facing the first surface, and at least one coupling portion penetrating between the first surface and the second surface; a light-emitting element provided on the first surface of the board; and a connecting portion having a plate shape, including a convex portion provided inside each coupling portion on one end portion side, and extending in a direction from the first surface toward the second surface. A tip portion of the convex portion may protrude from the first surface of the board. A distance between the tip portion of the convex portion and the first surface of the board may be larger than a distance between a light-emitting surface of the light-emitting element and the first surface of the board.Type: GrantFiled: February 4, 2022Date of Patent: April 4, 2023Assignee: Toshiba Lighting & Technology CorporationInventor: Hiroaki Kanagawa
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Patent number: 11608957Abstract: An optical device configured to be attached to a rear of a vehicle to provide exterior lighting, and to control the direction and intensity of the exterior lighting. The optical device having a socket configured to be attached to the rear of the vehicle, a light positioned within the socket and configured to emit light rays, an inner lens positioned within the socket and configured to receive the light rays, an outer lens positioned within the socket and surrounding the inner lens, and a molded plastic device positioned in front of or attached to the outer lens to create a cut pattern to allow the light rays to be focused in a desired area.Type: GrantFiled: February 11, 2022Date of Patent: March 21, 2023Assignee: Toyota Motor Engineering & Manufacturing North America. Inc.Inventors: Stuart R. Wuerthele, Jose Hernan Hernandez
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Patent number: 11603983Abstract: The present disclosure discloses an LED light string ornament and a method for producing the same. The LED light string ornament includes an LED light string and a plurality of decorative pieces. The LED light string includes three wires, a plurality of SMD LEDs, and a plurality of adhesive bodies. A part or a whole of the decorative piece are transparent or semi-transparent. The decorative piece includes a first housing and a second housing. The first housing and the second housing are buckled to form an accommodating cavity, and a plurality of LED beads of the LED light string are respectively accommodated in the accommodating cavities of the plurality of decorative pieces.Type: GrantFiled: August 25, 2020Date of Patent: March 14, 2023Inventors: Xiwan Shan, Tuxiu Yang, Yundong Ai, Jie Zhang, Qunlin Li, Qiming Liu, Su Yan, Jingtian Wu
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Patent number: 11585526Abstract: A lighting apparatus including an enclosure, a printed circuit board mounted to the enclosure, and an upwardly directed primary light emitting diode in electrical communication with the printed circuit board. The lighting apparatus additionally includes a power source for supplying electrical power to the printed circuit board. The lighting apparatus further includes a transparent dome situated atop the enclosure and covering the printed circuit board, wherein the transparent dome includes an optically unobstructed region in vertical alignment with the primary light emitting diode for passage of an upwardly directed light beam emitted from the primary light emitting diode when powered.Type: GrantFiled: December 17, 2020Date of Patent: February 21, 2023Assignee: Exton Capital CorpInventor: Ron Keppel
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Patent number: 11585517Abstract: A lighting module includes a heat sink with a sidewall and a partition defining two cavities, a LED light source disposed in one cavity to emit light, a driver module disposed in the other cavity with driver circuitry to provide electrical power to the light source, and an optical assembly to provide a desired emission profile. The optical assembly is field-changeable and includes a cover lens with snap-fit connectors to facilitate removal and replacement. The optical assembly further includes either a reflector coupled to the cover lens or an optical lens coupled to the heat sink via an optic holder. In some examples, the driver circuitry facilitates dimming of the light source. The heat sink also dissipates heat generated by the light source and the driver circuitry to maintain desired operating temperatures and thereby facilitate increased light output.Type: GrantFiled: July 23, 2021Date of Patent: February 21, 2023Assignee: DMF, Inc.Inventors: Frederick William Kopitzke, Nolan Gunsolley, Amir Lotfi, Benjamin Pin-Chun Chen
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Patent number: 11573000Abstract: An optical unit includes a first light source, a second light source, a rotary reflector that rotates about an axis of rotation while reflecting first light emitted from the first light source, and a projection lens that projects the first light reflected by the rotary reflector into a light illuminating direction of the optical unit to form a first light distribution pattern. The second light source is disposed such that second light emitted from the second light source enters the projection lens without being reflected by the rotary reflector. The projection lens is configured to project the second light into the light illuminating direction of the optical unit to form a second light distribution pattern such that the second light distribution pattern overlaps an end portion of the first light distribution pattern in a right-left direction.Type: GrantFiled: April 1, 2022Date of Patent: February 7, 2023Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Kazutoshi Sakurai, Hidetada Tanaka
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Patent number: 11566776Abstract: A display device includes a display panel; a frame at a rear of the display panel, the frame including a bottom and a sidewall extending from the bottom; a substrate on the frame; a light source mounted on the substrate; a lens mounted on the light source in which the lens includes an upper surface, a lower surface, and a side surface connected with the upper surface and the lower surface; a reflecting layer between the substrate and the lens; and a plurality of dots formed on a top surface of the reflecting layer. Further, the lower surface of the lens includes a groove in which the light source is inserted, and the plurality of dots is arranged around the light source and only in an area under the lens between the side surface and the groove.Type: GrantFiled: December 1, 2020Date of Patent: January 31, 2023Assignee: LG ELECTRONICS INC.Inventors: Sewon Oh, Eunseok Kim
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Patent number: 11536422Abstract: The present disclosure relates generally to lighting elements, for example, suitable for use illuminating a ceiling. The present disclosure relates more particularly to an illuminated acoustic ceiling element including an acoustic substrate having an upper face and a lower face, an air permeable layer disposed under the lower face of the acoustic substrate and spaced from the acoustic substrate, and a light source supported by the acoustic substrate and configured to emit light through the air permeable layer.Type: GrantFiled: December 18, 2020Date of Patent: December 27, 2022Assignee: CertainTeed Canada, Inc.Inventors: Luigi Bartella, Timothy Briggs
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Patent number: 11530791Abstract: The invention relates to a motor vehicle light module comprising: —a part comprising a plurality of light guides, each of said light guides extending between an input diopter of the same guide and an output, the adjacent light guides joining to one another by a material junction; —several light sources arranged opposite the input diopters of all or a portion of the light guides; and—a projection system downstream from the guide outputs that has a focal surface (F) projecting an image of any light ray passing through the focal surface. According to the invention, the light module comprises at least two guides of which the distance (d1) between the focal surface (F) and the junction of said two guides is greater than the distance (d2) between the focal surface (F) and the junction of the other guides.Type: GrantFiled: August 6, 2019Date of Patent: December 20, 2022Assignee: VALEO VISIONInventors: Julien Aubert, Hugo Mestre
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Patent number: 11512844Abstract: Described herein is an illuminating device with reflector. Said device includes a heat sink insert moulded cylindrical plastic housing, and a circular metal core printed circuit board, MCPCB, mounted on a circular slot provided on a top inner end of the housing, the circular MCPCB having light emitting diodes (LEDs), wherein LEDs mounted in a circular manner near peripheral region of a top surface of the MCPCB and having electronic components mounted in a central region of the top surface of the MCPCB. Further said device includes a cylindrical reflector fixed on the top surface of the MCPCB with its cylindrical wall lying between the LEDs and the electronic components; and a diffuser connecting a top surface of the cylindrical reflector with the top inner end of the housing, wherein lower end of said plastic housing connected with a holder.Type: GrantFiled: October 28, 2021Date of Patent: November 29, 2022Inventors: Mohit K. Mittal, Manish Pandey, R. K. Sharma
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Patent number: 11506822Abstract: The optical device includes: a beam radiation unit configured to radiate light; a first aspheric lens unit including a first focal point, the first aspheric lens positioned on a light output side of the beam radiation unit such that the first focal point is formed at a light output surface of the beam radiation unit on the light output side of the beam radiation unit; and second aspheric lens units including second focal points, the second aspheric lens units positioned on the light output side of the beam radiation unit such that the second focal points are formed to overlap the first focus at the light output surface of the beam radiation unit.Type: GrantFiled: October 15, 2019Date of Patent: November 22, 2022Assignee: Hyundai Mobis Co., Ltd.Inventor: Hyun Soo Lee
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Patent number: 11499692Abstract: An illumination device for a vehicle is provided, and includes an optical device such as a reflector, with a dome and with a positioning pin. A light emitting assembly is also included with a printed circuit board and a semiconductor light source such as a light emitting diode. The light emitting assembly comprises a bracket with at least one spring for exerting a pretension force on the dome of the optical device. The printed circuit board comprises a positioning hole for receiving the positioning pin and to position the light emitting assembly relative to the optical device.Type: GrantFiled: July 9, 2021Date of Patent: November 15, 2022Assignee: Hella GmbH & Co. KGaAInventors: Frank Hemker, Christoph Wierdeier
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Patent number: 11503257Abstract: A light source device includes: a first reflector having a first reflective surface; a second reflector having a second reflective surface that is parallel to the first reflective surface and is located in a space behind the first reflective surface with respect to a normal direction of the first reflective surface; a first light source that emits a first light beam directed to the first reflective surface; and a second light source emitting a second light beam that is parallel to the first light beam. The second light beam is directed to the second reflective surface through a space in front of the first reflective surface.Type: GrantFiled: December 3, 2020Date of Patent: November 15, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Yuki Yamagata
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Patent number: 11486560Abstract: A display unit including: a plurality of first light emitting regions from which a first color light is to be extracted; a plurality of second light emitting regions from which a color light different from the first color light is to be extracted; a first light emitting device provided in each of the plurality of first light emitting regions and emitting the first color light; a second light emitting device provided in each of the plurality of second light emitting regions and emitting the first color light having a wavelength variation greater than a wavelength variation of the first color light to be emitted from the first light emitting device; and a wavelength converter provided in the second light emitting regions and converting a wavelength of the first color light emitted from the second light emitting device.Type: GrantFiled: October 3, 2019Date of Patent: November 1, 2022Assignee: SONY GROUP CORPORATIONInventor: Goshi Biwa
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Patent number: 11460168Abstract: A lamp includes a lamp holder, a lampshade combined with the lamp holder, and at least one diffuser. The lamp holder includes a base, a circuit board arranged on the base, and a plurality of light-emitting elements arranged on the circuit board. The diffuser is used to cover the light-emitting elements, and a sufficient distance between the diffuser and the light-emitting elements is maintained so that the light of the light-emitting elements are diffused uniformly, which can reduce the light spots caused by the special shape of the lampshade or the excessive distance between the light-emitting elements and improve the light uniformity of the lamp.Type: GrantFiled: September 20, 2021Date of Patent: October 4, 2022Assignees: RADIANT OPTO ELECTRONICS (SUZHOU) CO., LTD., RADIANT OPTO ELECTRONICS CORPORATIONInventors: Guo-Hao Huang, Chung-Kuang Chen, Chun-Yi Sun
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Patent number: 11464098Abstract: It is possible to further improve convenience of a user. Provided is a control device including an illumination condition deciding unit that decides illumination conditions which are conditions for controlling emission lights from respective light emission points for an illuminating device which includes a plurality of the light emission points arranged in a planar shape and emits an illumination light as the emission lights of the respective light emission points are controlled, in which the illumination condition deciding unit automatically decides the illumination conditions on the basis of predetermined information.Type: GrantFiled: December 11, 2017Date of Patent: October 4, 2022Assignee: SONY CORPORATIONInventor: Yuichiro Takeuchi
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Patent number: 11462595Abstract: Disclosed are display panels and methods of fabricating the same. The display panel includes a base substrate having a pixel area and a peripheral area adjacent to the pixel area, a light emitting element on the base substrate to generate a first light and overlapping the pixel area, a light control layer on the light emitting element to convert the first light into a white light, and a color filter layer on the light control layer and includes a first color filter that allows penetration of the first light, a second color filter that allows penetration of a second light different from the first light, and a third color filter that allows penetration of a third light different from the first light and the second light.Type: GrantFiled: July 16, 2020Date of Patent: October 4, 2022Assignee: Samsung Display Co., Ltd.Inventors: Baek Hee Lee, Minwoo Kim, Jaejin Lyu, Donghee Lee, Junwoo Lee, Taekjoon Lee, Hyung-Il Jeon
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Patent number: 11435619Abstract: A backlight unit for a display device includes a light path control pattern disposed over a light source and including portions having different types of reflective characteristic and a reflective layer disposed on a substrate where the light source is mounted and including portions having different types of reflective characteristic, a light guide distance of a light emitted from the light source can be increased and a light uniformity can be maintained, so that as a light can be supplied to each area evenly while increasing a distance between the light sources and reducing the number of the light sources, an image quality of the backlight unit can be enhanced.Type: GrantFiled: July 21, 2021Date of Patent: September 6, 2022Assignee: LG DISPLAY CO., LTD.Inventors: MyungJoon Park, Kyuhwan Lee
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Patent number: 11435061Abstract: A direct-lit panel light including a frame, a diffusion plate, a back plate and at least one light bar. The frame comprises a plurality of frame bars that are connected end-to-end, each frame bar having a first mounting surface and a second mounting surface; the diffusion plate is overlapped on the first mounting surface, the back plate is overlapped on the second mounting surface, and the center area of the back plate is fixed with the at least one light bar, and the edge area of the back plate is deformed and forms first convex ribs extending along peripheral sides of the back plate, and the first convex ribs abut against the diffusion plate and press it against the first mounting surface, and the first convex rib on each peripheral side of the back plate has a height gradually increasing from the middle thereof towards two ends thereof, respectively.Type: GrantFiled: February 9, 2021Date of Patent: September 6, 2022Assignee: CH LIGHTING TECHNOLOGY CO., LTD.Inventors: Junyu Zhang, Zegang Hang, Jizhong Pu
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Patent number: 11402090Abstract: An LED lighting device comprise a lamp cap; a case, connected to the lamp cap and having a cavity; a power supply disposed in the cavity of the case; a heat exchange unit comprises a first heat spreader and a second heat spreader, the heat exchange unit has a folded state and an expanded state, and the heat exchange unit can be switched between the folded state and the expanded state, the heat exchange unit has a width dimension A in the folded state and has a width dimension B in the expanded state, the width dimension A of the heat exchange unit in the folded state is less than the width dimension B of the heat exchange unit in the expanded state, and a light emission unit, the light emission unit and the heat exchange unit are connected to form a thermal conduction path, the light emission unit and the power supply are electrically connected.Type: GrantFiled: May 19, 2021Date of Patent: August 2, 2022Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Mingbin Wang, Tao Jiang
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Patent number: 11398500Abstract: A light emitting device package includes: a plurality of light emitting structures, each having a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer; a common first electrode extended in parallel with first and second surfaces of the plurality of light emitting structures at a level different from levels of the first and second surfaces while connecting respective first conductivity-type semiconductor layers of the plurality of light emitting structures; a plurality of second electrodes connected to respective second conductivity-type semiconductor layers of the plurality of light emitting structures; a plurality of wavelength converters; and a molded portion having a partition wall structure separating the plurality of wavelength converters from each other, and including a material having a modulus lower than a modulus of the plurality of light emitting structures.Type: GrantFiled: January 24, 2020Date of Patent: July 26, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tan Sakong, Sammook Kang
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Patent number: 11391450Abstract: A lighting fixture with a pole, a lighting source, and a driver. The pole can be hollow and has a first end and a second end opposite the first end. The lighting source can be mounted to the first end of the pole. The driver can be mounted within the pole at the second end. Electrical wiring can be provided within the pole extending between the lighting source and the driver.Type: GrantFiled: November 9, 2020Date of Patent: July 19, 2022Assignee: Energy Bank IncorporatedInventors: Neal R. Verfuerth, Brandon J. King
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Patent number: 11385500Abstract: Provided is a display apparatus including a liquid crystal panel, a substrate disposed under the liquid crystal panel, and a reflective sheet provided with a hole and disposed on a first side of the substrate. The substrate may include at least one feed portion and at least one antistatic portion. A light source module may be disposed within an area defined by the hole of the reflective sheet on the first side of the substrate. The light source module may be provided with a light emitting diode and an insulating dome covering the light emitting diode such that the at least one feed portion is disposed on the first side of the substrate and is in contact with the light emitting diode of the light source module, and the at least one antistatic portion may be disposed within the area defined by the hole of the reflective sheet.Type: GrantFiled: June 21, 2021Date of Patent: July 12, 2022Assignee: SAMSUNG ELECTRONICS CO.. LTD.Inventors: Hyukjun Jang, Kyehoon Lee
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Patent number: 11384928Abstract: A lighting fixture includes a bus printed circuit board that receives power from an external source. The bus printed circuit board has traces that route the power to a set of exposed pads, and also has mechanical features for receiving an electronic device. The lighting fixture further includes a set of one or more drivers, having mechanical features for engaging the mechanical features of the bus printed circuit board to mechanically mount the driver to the bus printed circuit board. Each of the set of one or more drivers further includes a set of spring contacts positioned to engage at least some of the exposed pads of the bus printed circuit board when the driver is mounted to the bus printed circuit board, to supply power to the driver. The lighting fixture further includes one or more light sources driven by the one or more drivers.Type: GrantFiled: May 13, 2020Date of Patent: July 12, 2022Assignee: ABL IP HOLDING LLCInventors: Benjamin M. Suttles, Patrick M. Tweel, Nicholas A. Ratliff, Elías Aurelio Romero Saldívar, Theodore R. Blumstein
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Patent number: 11371662Abstract: The invention provides a light generating device (1000) comprising:—a light source (100) comprising a light emitting surface (110), wherein the light source (100) is configured to generate light source light (101), wherein the light emitting surface (110) is configured in a light chamber (200);—the light chamber (200), wherein the light chamber (200) is at least partly defined by a chamber wall (210), wherein the chamber wall (210) comprises: (i) a first part (211), wherein the first part (211) is transmissive for the light source light (101), wherein the first part (211) has a first reflectance R1 for the light source light (101), and wherein the first part (211) has a first part area (A1); and (ii) one or more second parts (212), wherein each second part (212) is transmissive for the light source light (101), has a second reflectance R2 for the light source light (101), and wherein the one or more second parts (212) together have a second part area (A2), wherein R1?R2?20%, wherein 65%?R1<100%, and whereiType: GrantFiled: December 17, 2019Date of Patent: June 28, 2022Assignee: SIGNIFY HOLDING B.V.Inventors: Rifat Ata Mustafa Hikmet, Ties Van Bommel, Johannes Petrus Maria Ansems
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Patent number: 11366355Abstract: A direct type backlight device includes a lower chassis, a reflective sheet disposed on a bottom portion of the lower chassis, and a plurality of light emitting diode (LED) bars disposed on an upper surface of the reflective sheet. Each of the plurality of LED bars includes a bar-shaped printed circuit board disposed on the upper surface of the reflective sheet, a plurality of LEDs disposed on an upper surface of the printed circuit board, and a reflective member provided on the upper surface of the printed circuit board. A reflectance of the reflective member is at least 90% of a reflectance of the reflective sheet.Type: GrantFiled: July 10, 2020Date of Patent: June 21, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jongbin Kim, Hyungsuk Kim, Youngmin Lee, Dukjin Jeon, Byoungjin Cho, Sukju Choi
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Patent number: 11353207Abstract: A light source device includes a casing including one end surface, other end surface, and one side surface between the one end surface and the other end surface, a light emitting unit provided on a side of the one end surface in the casing, a heat radiating unit provided in the casing and thermally connected to the light emitting unit, an exhaust port formed at least in a region located in one side surface and facing the heat radiating unit, an axial fan which is provided in the casing and supplies cooling air to the heat radiating unit, and a shielding deflecting plate which is provided between the axial fan and the heat radiating unit and shields a part of the cooling air supplied from the axial fan and deflects a part of the cooling air to a direction away from the exhaust port.Type: GrantFiled: November 13, 2020Date of Patent: June 7, 2022Assignee: HAMAMATSU PHOTONICS K.K.Inventors: Kyoichi Murayama, Yoshiteru Miyamoto, Hiroya Kashiwabara, Ryotaro Matui
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Patent number: 11353747Abstract: A backlight module and a liquid crystal display are provided. The backlight module has a substrate, a plurality of soldering pads, and a reflective pattern layer. The soldering pads are distributed on the substrate and each of the soldering pads has a soldering pad size. The reflective pattern layer covers the soldering pads and the substrate. The reflective pattern layer has openings, positions of the openings correspond to positions of the soldering pads, each of the openings has an opening size, and the opening size is smaller than the corresponding soldering pad size. The backlight module is provided with the openings in the reflective pattern corresponding to the positions of the soldering pads, and the opening size of the openings is smaller than the soldering pad size of the soldering pads, thereby increasing a ratio of the reflective pattern layer to the substrate. Therefore, brightness is improved.Type: GrantFiled: December 26, 2018Date of Patent: June 7, 2022Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Guowei Zha, Changwen Ma
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Patent number: 11353169Abstract: A system and method of assembling a light engine includes determining a desired light output profile for the light engine, selecting a reflector based on the desired light output profile, and selecting one of a first light board and a second light board. The first light board includes a different number of light emitting diodes than the second light board. Each of the first light board and the second light board are capable of providing the desired output light profile when they are coupled with the selected reflector. The method also includes positioning the one of the first light board and the second light board within the housing, adjacent the reflector.Type: GrantFiled: May 2, 2019Date of Patent: June 7, 2022Assignee: Hubbell Lighting, Inc.Inventors: Nathaniel DeVol, Brien Housand
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Patent number: 11353740Abstract: A backlight unit comprises a light emitting unit having a plurality of light emitting elements, a light conversion sheet having a plurality of light conversion patterns disposed at positions corresponding to the plurality of light emitting elements, and a phosphor film disposed on the light conversion sheet and including a partition wall dividing a light emitting surface into a plurality of sub-blocks and phosphor layers respectively disposed on the plurality of sub-blocks.Type: GrantFiled: October 16, 2020Date of Patent: June 7, 2022Assignee: LG DISPLAY CO., LTD.Inventors: Kyuhwan Lee, GwanHoon Park, Suhun Lee
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Patent number: 11349052Abstract: For small, high-resolution, light-emitting diode (LED) displays, such as for a near-eye display in an artificial-reality headset, LEDs are spaced closely together. A backplane can be used to drive an array of LEDs in an LED display. A plurality of interconnects electrically couple the backplane with the array of LEDs. The backplane can have a different coefficient of thermal expansion (CTE) than the array of LEDs. During bonding of the backplane to the array of LEDs, CTE mismatch can cause misalignment of bonding sites. The higher the bonding temperature, the greater the misalignment of bonding sites. Lower temperature bonding, using materials with lower melting or bonding temperatures, can be used to mitigate misalignment during bonding so that interconnects can be more closely spaced, which can allow LEDs to be more closely spaced, to enable a higher-resolution display.Type: GrantFiled: October 22, 2019Date of Patent: May 31, 2022Assignee: Facebook Technologies, LLCInventors: Daniel Henry Morris, John Goward, Chloe Astrid Marie Fabien, Michael Grundmann
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Patent number: 11340748Abstract: A light source module having a light emitting surface is provided. The light source module includes at least one substrate, at least one circuit layer, and at least one light emitting element. The at least one circuit layer is disposed on at least one surface of the at least one substrate, and the at least one circuit layer includes at least one circuit. An orthogonal projection of the at least one circuit onto the light emitting surface forms a circuit region, and a coverage rate of the circuit region on the light emitting surface is less than 50%. The at least one light emitting element is disposed on the at least one surface of the at least one substrate and is connected to the at least one circuit layer. In addition, a touch device having the light source module is also provided.Type: GrantFiled: November 23, 2020Date of Patent: May 24, 2022Assignee: CHAMP VISION DISPLAY INC.Inventors: Hung-Ming Li, Hui-Chi Chang
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Patent number: 11342314Abstract: A light-emitting module includes a light-emitting element unit including a light-emitting element, a light-transmissive member covering a main light-emitting surface of the light-emitting element, and a first light-reflective member covering lateral surfaces of the light-emitting element; a light-transmissive light-guiding plate having a first main surface and a second main surface having a recess accommodating the light-emitting element unit; a second light-reflective member covering the second main surface and the light-emitting element unit; and a light-transmissive bonding member disposed in contact with inner lateral surfaces of the recess and outer lateral surfaces of the light-emitting element unit. At least a portion of the first light-reflective member is located outside the recess in a cross-sectional view, and is in contact with the light-transmissive bonding member.Type: GrantFiled: January 19, 2021Date of Patent: May 24, 2022Assignee: NICHIA CORPORATIONInventors: Daisuke Kasai, Tadao Hayashi, Toru Hashimoto
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Patent number: 11314128Abstract: A diffusion sheet includes a first base film, a second base film, and a shielding layer placed between the first base film and the second base film. In this case, the shielding layer includes an air gap and a pattern.Type: GrantFiled: November 18, 2019Date of Patent: April 26, 2022Assignee: LMS CO., LTD.Inventors: Taejun Lee, Kiwook Yi
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Patent number: 11313534Abstract: A light-emitting device includes: a base member that includes conductor wirings; a light-emitting element that is mounted on the base member and emits first light; a wavelength conversion member that is disposed on or above an upper surface of the light-emitting element and is adapted to absorb at least part of the first light and emit second light with a wavelength longer than a wavelength of the first light; a light-reflective film that is disposed on an upper surface of the wavelength conversion member; and an encapsulating member that covers the light-emitting element, the wavelength conversion member, and the light-reflective film. A ratio (H/W) of a height (H) to a width (W) of the encapsulating member is smaller than 0.5.Type: GrantFiled: January 15, 2021Date of Patent: April 26, 2022Assignee: NICHIA CORPORATIONInventors: Motokazu Yamada, Yuichi Yamada
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Patent number: 11302744Abstract: A light emitting diode unit including a blue light emitting diode package disposed on a substrate and configured to emit blue light to the outside, a red light emitting diode package disposed on the substrate and configured to emit red light to the outside, and a green light emitting diode package disposed on the substrate and configured to emit green light to the outside, in which each of the blue light emitting diode package, the red light emitting diode package, and the green light emitting diode package includes a wall to prevent light from being emitted to the sides thereof.Type: GrantFiled: February 1, 2018Date of Patent: April 12, 2022Assignee: Seoul Semiconductor Co., Ltd.Inventors: Seung Sik Hong, Hyuck Jun Kim
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Patent number: 11296265Abstract: A radiation-emitting semiconductor device and a fabric are disclosed. In an embodiment, a radiation-emitting semiconductor device includes a semiconductor layer sequence having an active region configured to generate radiation and at least one carrier on which the semiconductor layer sequence is arranged, wherein the at least one carrier has at least one anchoring structure on a carrier underside facing away from the semiconductor layer sequence, wherein the at least one anchoring structure includes electrical contact points for making electrical contact with the semiconductor layer sequence, and wherein the at least one anchoring structure is configured to receive at least one thread for fastening the semiconductor device to a fabric and for electrical contacting the at least one thread.Type: GrantFiled: April 18, 2018Date of Patent: April 5, 2022Assignee: OSRAM OLED GMBHInventors: Martin Rudolf Behringer, Alexander F. Pfeuffer, Andreas Plößl, Georg Bogner, Berthold Hahn, Frank Singer
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Patent number: 11289012Abstract: A micro light emitting diode display panel including a plurality of pixels and a control element is provided. One of the pixels include a first sub-pixel. The first sub-pixel includes two micro light emitting diodes having different light wavelengths and controlled independently. The control element controls driving currents to the two micro light emitting diodes according to a gray level of the first sub-pixel, wherein a ratio of the driving current of the micro light emitting diode with larger light wavelength to the driving current of the micro light emitting diode with smaller light wavelength increases as the gray level of the first sub-pixel increases. A driving method of the micro light emitting diode display panel is also provided.Type: GrantFiled: August 10, 2020Date of Patent: March 29, 2022Assignee: PlayNitride Inc.Inventor: Yu-Chu Li
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Patent number: 11280460Abstract: A luminaire can include a housing having at least one outer surface that forms a cavity. The luminaire can also include an aperture that traverses the at least one outer surface of the housing. The luminaire can further include a substrate disposed within the cavity. The luminaire can also include an electrical connector disposed on the substrate adjacent to the aperture. The luminaire can further include a dial coupled to the electrical connector, where dial has a range of positions, where each position within the range of positions of the dial corresponds to a discrete correlated color temperature (CCT) output by multiple light sources of the luminaire.Type: GrantFiled: July 22, 2020Date of Patent: March 22, 2022Assignee: SIGNIFY HOLDING B.V.Inventors: Jyoti Kumar, Philip Dean Winters, Steven Walter Pyshos
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Patent number: 11280479Abstract: The disclosure relates to light modules using light emitting diodes (LEDs) and more particularly to LED based light modules for existing sign boxes. One embodiment of a light module according to the present invention can comprise an elongated support structure having a plurality of surfaces. A plurality of light units can be included wherein at least some of the lighting units comprise a first light unit array on one of the support structure surfaces, and others of the said light units comprise a second light unit array on another one of the support structure surfaces. Conductors are arranged to connect the first light array in a series interconnection and to connect the second light array in a respective series interconnection.Type: GrantFiled: October 17, 2018Date of Patent: March 22, 2022Assignee: The Sloan CompanyInventors: Aaron Meyer, Bruce Quaal
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Patent number: 11282987Abstract: A method of manufacturing a display device includes preparing a plurality of light-emitting element packages on a substrate, preparing a first solution including first semiconductor nanocrystals, applying a voltage to a part of the plurality of light-emitting element packages to transport the first semiconductor nanocrystals to a region overlapped with the part of the plurality of light-emitting element packages, and forming a first color conversion layer with the first semiconductor nanocrystals.Type: GrantFiled: January 30, 2020Date of Patent: March 22, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Deukseok Chung, Tae Gon Kim
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Patent number: 11274822Abstract: A lighting device assembly includes a light source and an optic attached to a first heat sink member, a second heat sink member connected in thermal communication with the first heat sink member, and an aperture member connected to the second heat sink member. The aperture member has an inner surface having steps surrounding a light exit opening to reduce a thickness dimension. The edge of the light exit opening is angled radially outward toward its light exit side. A third heat sink member is connected in thermal communication with the second heat sink member, and has a plurality of openings to receive one or more plaster materials. The third heat sink member has a first region and a second region at least partially surrounding the first region, the second region has a reduced heat conduction capability relative to the first region, to inhibit a transfer of heat to the outer perimeter of the body of the further heat sink member.Type: GrantFiled: January 6, 2021Date of Patent: March 15, 2022Assignee: Troy-CSL Lighting Inc.Inventors: Vincent Nguyen, Jacob Benjamin Hawkins, Joshua Portinga
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Patent number: 11273760Abstract: A vehicle interior illumination system includes: a master control unit; slave control units configured to perform multiplex communication with the master control unit and control a light source mounted on a vehicle in accordance with an instruction of the master control unit; a multiplex communication line configured to connect the master control unit to the slave control units; and a wireless control unit that is connected to the multiplex communication line and configured to perform wireless communication with an external device. The wireless control unit is configured to receive setting information on vehicle interior illumination from the external device and transmit the setting information to the master control unit via the multiplex communication line. The master control unit is configured to transmit a control instruction to the slave control unit to control the light source in accordance with the setting information.Type: GrantFiled: February 23, 2021Date of Patent: March 15, 2022Assignee: YAZAKI CORPORATIONInventor: Kenichi Katsumata
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Patent number: 11264527Abstract: Various embodiments of an integrated circuit package and a method of forming such package are disclosed. The integrated circuit package includes first and second active dies. Each of the first and second active dies includes a top contact disposed on the top surface of the die and a bottom contact disposed on a bottom surface of the die. The package further includes a via die having first and second vias that each extends between a top contact disposed on a top surface of the via die and a bottom contact disposed on a bottom surface of the via die, where the bottom contact of the first active die is electrically connected to the bottom contact of the first via of the via die and the bottom contact of the second active die is electrically connected to the bottom contact of the second via of the via die.Type: GrantFiled: October 1, 2018Date of Patent: March 1, 2022Assignee: Medtronic, Inc.Inventors: Mark R. Boone, Mark E. Henschel
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Patent number: 11264550Abstract: A radiation-emitting semiconductor device and a fabric are disclosed. In an embodiment, a radiation-emitting semiconductor device includes a semiconductor layer sequence having an active region configured to generate radiation and at least one carrier on which the semiconductor layer sequence is arranged, wherein the at least one carrier has at least one anchoring structure on a carrier underside facing away from the semiconductor layer sequence, wherein the at least one anchoring structure includes electrical contact points for making electrical contact with the semiconductor layer sequence, and wherein the at least one anchoring structure is configured to receive at least one thread for fastening the semiconductor device to a fabric and for electrical contacting the at least one thread.Type: GrantFiled: April 18, 2018Date of Patent: March 1, 2022Assignee: OSRAM OLED GMBHInventors: Martin Rudolf Behringer, Alexander F. Pfeuffer, Andreas Plößl, Georg Bogner, Berthold Hahn, Frank Singer