Display Backlight Patents (Class 362/97.1)
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Patent number: 10809563Abstract: A liquid crystal display device of the present invention includes in the following order: a liquid crystal panel in a normally black mode; a first adhesive layer; and a supporting substrate. The liquid crystal panel includes, in the order toward the first adhesive layer, a first polarizing plate, a liquid crystal cell, and a second polarizing plate. The liquid crystal cell includes a first substrate, a second substrate facing the first substrate, a liquid crystal layer held between the first substrate and the second substrate, and a second adhesive layer that surrounds the liquid crystal layer and bonds the first substrate and the second substrate at outer edges. The first adhesive layer bonds the second polarizing plate and the supporting substrate at outer edges. A Young's modulus of the first adhesive layer is equal to or higher than a Young's modulus of the second adhesive layer.Type: GrantFiled: June 18, 2019Date of Patent: October 20, 2020Assignee: SHARP KABUSHIKI KAISHAInventor: Yasuyuki Togashi
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Patent number: 10801704Abstract: A light emitting device includes a plurality of oblong flexible substrates, each flexible substrate comprising a sheet-shaped base body and a wiring pattern formed on one face of the base body, and each flexible substrate having a plurality of light emitting sections disposed thereon; a plurality of a reflective layers, each reflective layer being disposed at a periphery of a respective light emitting section above a respective flexible substrate; an insulating reflective sheet made of a light reflecting resin, the reflective sheet having a plurality of through holes located such that the light emitting sections and at least a portion of the reflective layers are exposed via the through holes; and a plurality of adhesive members, each adhesive member adhering a respective flexible substrate to the reflective sheet in regions where the reflective layer is not formed.Type: GrantFiled: May 2, 2019Date of Patent: October 13, 2020Assignee: NICHIA CORPORATIONInventors: Yasuo Fujikawa, Takuya Wasa, Tomohiro Ikeda, Yohei Inayoshi, Motokazu Yamada
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Patent number: 10782563Abstract: A stereoscopic reflection pattern includes a first reflection pattern including a first portion facing the light source and having a first reflectivity with respect to the light having the first wavelength band, and a second portion disposed adjacent to the first portion and having a second reflectivity with respect to the light having the first wavelength band, and the a second reflectivity being lower than the first reflectivity, and a second reflection pattern disposed between the plurality of light sources and the first reflection pattern, at least partially corresponding to the second portion of the first reflection pattern and having a third reflectivity with respect to the light in the first wavelength band which is higher than the second reflectivity.Type: GrantFiled: August 19, 2019Date of Patent: September 22, 2020Assignee: LG Display Co., Ltd.Inventors: Suhun Lee, SangChul Ryu, DongSeok Lee, MyungJoon Park
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Patent number: 10775535Abstract: This invention provides a composite diffuser plate comprising a light-emitting layer for emitting light, a middle layer for guiding light, and a light-entering layer for entering light, being sequentially stacked downwardly. At least one surface of the middle layer is provided with an array of curved protrusions. Refractive indexes of the light-emitting layer, the middle layer and the light-entering layer are gradually increased. This invention further provides an ultra-thin direct type backlight module. In the composite diffuser plate of this invention, in addition to a gradual increase in refractive indexes of the light-emitting layer, the middle layer and the light-entering layer, the middle layer is provided with a microstructure having curved protrusions, which further enhances diverging effect of emitting angle. The direct-light TV can increase a light-emitting area with a small OD value, and thus improves a LED Mura problem, realizing a slim direct-light TV and enhancing market competitiveness.Type: GrantFiled: January 19, 2018Date of Patent: September 15, 2020Assignee: HUIZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Linlin Fu, Xiaoyu He
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Patent number: 10775668Abstract: Disclosed are a backlight module, a display panel, and a display device. The backlight module includes a module frame and at least one first conductive tip structure disposed inside the module frame, the first conductive tip structure includes a first conductive tip, the first conductive tip being in an exposed state of being exposed out from the module frame. The backlight module, according to a point discharge principle, preferentially performs discharging on static electricity through the conductive tip structure, to provide a novel antistatic backlight module.Type: GrantFiled: January 22, 2017Date of Patent: September 15, 2020Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Zijin Lin, Xiaoguang Pei, Haisheng Zhao, Dongjiang Sun
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Patent number: 10772224Abstract: An electronic device includes a first body, a second body and at least one driving mechanism. The second body includes a casing and a flexible screen installed on the casing. The driving mechanism includes a shaft, a driving element and a linking assembly. The shaft has first and second connecting portions opposite to each other, the first connecting portion is fixed to the first body, and the second body is pivoted to the second connecting portion. The driving element is sleeved on the shaft and is located in the casing. The linking assembly is carried by the casing and covered by the flexible screen. When the second body is folded onto the first body, the flexible screen keeps flat. When the second body is unfolded with respect to the first body, the driving element is rotated and moved with respect to the shaft to drive the linking assembly to move, and the linking assembly drives the flexible screen to bend.Type: GrantFiled: January 30, 2019Date of Patent: September 8, 2020Assignee: COMPAL ELECTRONICS, INC.Inventors: Wei-Hao Lan, Cheng-Shiue Jan, Yao-Hsien Yang, Jyh-Chyang Tzou, Hsiao-Wen Tseng, Yi-Hsun Liu, Chen-Cheng Wang, Chun-Chieh Chen, Han-Tsai Liu
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Patent number: 10754196Abstract: A lighting device includes a reflector including a unit light source region, a light reflecting portion, and a light transmissive portion. The unit light source region includes a light source overlapping region and a light source peripheral region. The light reflecting portion is included in the unit light source region and has a higher area ratio in the light source overlapping region than in the light source peripheral region. The light transmissive portion is included in the unit light source region and has a higher area ratio in the light source peripheral region than in the light source overlapping region. The unit light source region includes unit regions arranged to cover a plane surface of the unit light source region and the light reflecting portion and the light transmissive portion are allocated to the unit regions to have a non-point-symmetric distribution in the unit light source region.Type: GrantFiled: January 23, 2019Date of Patent: August 25, 2020Assignee: SHARP KABUSHIKI KAISHAInventors: Hisashi Watanabe, Hirotoshi Yasunaga, Youzou Kyoukane
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Patent number: 10720089Abstract: An attenuation portion is to illuminate first and second display objects while attenuating light. A display element causes light to enter the attenuation portion to illuminate the first display object in a display region. A light source irradiates light to illuminate the second display object in the display region. A display forming member has a light-blocking layer and an attenuation layer. The light-blocking layer has a light-transmitting portion defining a shape of the second display object. The attenuation layer covers the light-blocking layer from a display region side to attenuate light, which is from the light source and passes through the light-transmitting portion. The display forming member indicates the second display object in the display region with emission of light which is attenuated through the attenuation layer and enters the attenuation portion.Type: GrantFiled: July 1, 2016Date of Patent: July 21, 2020Assignee: DENSO CORPORATIONInventors: Tomohiko Sakamaki, Toshifumi Tooi, Masato Nomoto
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Patent number: 10718974Abstract: A planar light source device having a plurality of light emission devices and a light diffusion plate. For each of the light emission devices, the light beam from among light beams satisfying ?3/?1<1 that has the smallest emission angle ?1xmin satisfies the relationship Ax<Px, where Ax is the distance from the center axis of the point on the light diffusion plate that is reached by the light beam emitted at the emission angle ?1xmin, which is greater than Px/2. The light beam from among light beams satisfying ?3/?1<1 that has the smallest emission angle ?1ymin satisfies the relationship Ay<Py, where Ay is the distance from the center axis of the point on the light diffusion plate that is reached by the light beam emitted at the emission angle ?1ymin, which is greater than Py/2.Type: GrantFiled: February 28, 2018Date of Patent: July 21, 2020Assignee: ENPLAS CORPORATIONInventor: Kensuke Hiraka
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Patent number: 10716224Abstract: A field serviceable and interchangeable display system and method is provided. A first and second side assembly are each selected from a number of: digital side assemblies each comprising an electronic display, static side assemblies each comprising a poster cavity which accepts signage, and cover side assemblies. The first and second side assemblies are interchangeably mounted to a frame in a hinged fashion. When one of the side assemblies is in need of replacement, it is removed from the frame and a replacement is installed.Type: GrantFiled: April 9, 2019Date of Patent: July 14, 2020Assignee: Manufacturing Resources International, Inc.Inventors: William Dunn, Kevin O'Connor, Marcos Diaz
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Patent number: 10684499Abstract: A splicing screen includes: at least two display panels spliced together, each display panel having a display surface; a curved area bending towards a back side of the display surface at a splicing area; and a substantially flat area; a transparent cover disposed at a side of the display surface and covering at least the curved area of each display panel; and a plurality of support portions between the transparent cover and the curved area of each of the display panels and forming a plurality of meshes extending from the display panel to the transparent cover, an inner wall of each mesh having a reflective surface.Type: GrantFiled: May 20, 2016Date of Patent: June 16, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Mingchao Wang, Junwei Wang, Dongxi Li
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Patent number: 10686006Abstract: The present invention discloses a light source device applied to a display module. The light source device produces an emission light field which forms a light field shape when projected in a normal direction onto a planar surface substantially parallel to a placement plane of the light source device. The light field shape includes a light field center, more than three intense light regions, and more than three dim light regions. The intense light regions and the dim light regions are alternately disposed, and radially arranged around the light field center. A light brightness at a predetermined distance from the light field center in the dim light region is less than 90% of a light brightness at the predetermined distance from the light field center in the intense light region.Type: GrantFiled: March 5, 2019Date of Patent: June 16, 2020Assignee: DARWIN PRECISIONS CORPORATIONInventors: Chen-Chia Kao, Yu-Shan Shen
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Patent number: 10656312Abstract: Microoptical layers, glazing units including the microoptical layers, and transfer tapes that may be used to provide the microoptical layers are provided. The transfer tape includes a removable template layer having a structured surface, a backfill layer having a first surface disposed on at least a portion of the structured surface of the template layer, and a microstructured surface opposite the structured surface. The microstructured surface together with a layer disposed on the microstructured surface is an anisotropic diffuser.Type: GrantFiled: June 22, 2016Date of Patent: May 19, 2020Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Justin P. Meyer, Martin B. Wolk, Thomas R. Hoffend, Jr., Steven J. McMan, Daniel W. Hennen, Evan L. Schwartz, Michael Benton Free, Manoj Nirmal, Bing Hao, John F. Reed, Charles A. Marttila
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Patent number: 10656463Abstract: A display device includes a display panel, a backlight device, and a fixing member. The backlight device is disposed to face the display panel. The fixing member having stickiness is disposed between the display panel and the backlight device to fix the display panel and the backlight device together. The display panel includes a panel-side attachment portion to which the fixing member is bonded. The panel-side attachment portion includes a rough surface portion including a section thereof roughened.Type: GrantFiled: June 6, 2019Date of Patent: May 19, 2020Assignee: SHARP KABUSHIKI KAISHAInventor: Seiji Takeuchi
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Patent number: 10656464Abstract: A lighting device (1) includes a substrate (2), a light source arranged on a surface of the substrate (2), and a light diffusing member (4) configured to diffuse light emitted from the light source. The light diffusing member (4) is composed of a sheet base or a film base having a light-diffusing resin layer, and a projection (41) that protrudes in a direction of the substrate (2) and that is integrated with the sheet base or the film base.Type: GrantFiled: March 1, 2019Date of Patent: May 19, 2020Assignee: SHARP KABUSHIKI KAISHAInventors: Hisashi Watanabe, Hirotoshi Yasunaga, Youzou Kyoukane
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Patent number: 10649135Abstract: A display apparatus is provided. The display apparatus includes a display panel; a light guide plate configured to guide light to the display panel and disposed behind the display panel; a light source configured to emit light to a lateral surface of the light guide plate; a diffusion plate disposed between the display panel and the light guide plate; and at least one support member configured to support the diffusion plate and disposed to pass through the light guide plate, wherein a light transmittance of a portion of the at least one support member at a side of the support member facing the light source is different from a light transmittance of a remaining portion of the at least one support member.Type: GrantFiled: August 7, 2018Date of Patent: May 12, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyung-ki Kim, Dae-young Kim, Yong-sung Yoo, Kil-hong Lee, Duk-jin Jeon, Tae-hee Jeon
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Patent number: 10641496Abstract: A light source module and a cooking appliance including the same may include a light source emitting light toward a glass top plate, a light source guide to accommodate the light source, including a light transmitting path formed in the light source guide, and limit a light irradiation region so as to guide light emitted from the light source to a light display region of the glass to plate through the light transmitting path, and an attachment bracket provided between the light source guide and the glass top plate, the attachment bracket having an optical emission path to allow light to pass from the light transmitting path and the light display region.Type: GrantFiled: December 29, 2016Date of Patent: May 5, 2020Assignee: LG ELECTRONICS INC.Inventor: Sangkyun Lee
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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: 10627661Abstract: A liquid crystal display device includes a cover member having a curved-surface shape and having a curved display surface, a liquid crystal panel having a GIP structure and disposed on a rear side of the cover member, and an adhesive layer interposed between the cover member and the liquid crystal panel. The liquid crystal panel includes a display area, and an IC mounting area adjacent to the display area. A gate drive circuit is mounted in the IC mounting area. The display area includes a first end adjacent to the IC mounting area, and a second end opposite the first end. In a curve in a direction from the first end to the second end, a first curvature at the first end is less than a second curvature at the second end.Type: GrantFiled: June 22, 2017Date of Patent: April 21, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tsutomu Arihara, Masami Yoda, Kohsuke Masuda
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Patent number: 10613383Abstract: A lighting device includes a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an angle with respect to the reflection layer. Further, a first area at a corner of the reflection layer absorb more light emitted from the light sources than second areas neighboring the first area; and an optical sheet disposed on the light sources.Type: GrantFiled: December 13, 2018Date of Patent: April 7, 2020Assignee: LG ELECTRONICS INC.Inventors: Yongjin Kim, Munheon Hong, Chilkeun Park, Sangcheon Kim, Mangeun Kim
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Patent number: 10545276Abstract: A luminaire module including a plurality of light-emitting elements (LEEs) arranged to emit light in a forward direction; a light guide comprising a pair of opposing side surfaces extending from a receiving end of the light guide to an opposing end of the light guide, the light guide configured to guide light received at the receiving end from the LEEs in the forward direction to the opposing end, wherein the light guide is elongated along a transverse direction orthogonal to the forward direction; and an optical extractor elongated along the transverse direction and located at the opposing end of the light guide to receive the guided light, the optical extractor comprising a redirecting surface and an output surface, wherein the received light undergoes two reflections off the redirecting surface prior to being output through the output surface in an ambient environment as output light in a backward angular range.Type: GrantFiled: November 6, 2015Date of Patent: January 28, 2020Assignee: Quarkstar LLCInventors: Victor E. Isbrucker, Ingo Speier
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Patent number: 10514489Abstract: A LED light source includes a longitudinally extending light guide, at least one LED, and a diffuser. The light guide has a first longitudinally extending light emitting face. The light emitting face having a first end face, a longitudinally spaced apart second end face, and first and second side faces extending between the first and second end faces. The at least one LED is provided at the first end face. The diffuser includes a central panel that is spaced from and facing the first light emitting face. A LED light source having a reflector facing a rear face of the light guide is also disclosed.Type: GrantFiled: April 19, 2017Date of Patent: December 24, 2019Assignee: Omachron Intellectual Property Inc.Inventor: Wayne Ernest Conrad
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Patent number: 10495908Abstract: A display device with a adjustable curvature is described. The display device includes a display module, a base body, a fixing portion, and two adjusting portions. The fixing portion is configured to fasten the display module to a center of the base body. The two adjusting portions symmetrically disposed on two sides of a back portion of the display module respectively so that the ejector pin moves toward the display module 101 and the display module 101 relative to the intermediate region of the side regions moves forward, thereby forming a curved surface module. The present invention provides a curved television for appropriately adjusting the curvature of the display module at the time of viewing, so as to obtain a better display effect.Type: GrantFiled: February 13, 2017Date of Patent: December 3, 2019Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jiaxin Li, Chengling Lv
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Patent number: 10488029Abstract: A lighting device that includes a heat sink coupled to a heat dissipation structure. The heat dissipation structure can include heat conduits operatively coupled to a light emitting device to receive and emit heat from the light emitting device. The heat conduits conduct heat from the light emitting device to the heat sink that is disposed above the light emitting device to protect the internal components of the lighting device.Type: GrantFiled: February 14, 2018Date of Patent: November 26, 2019Assignee: Sternberg Lanterns, Inc.Inventor: John Wandrey
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Patent number: 10488014Abstract: Displays (100) including switchable backlight (110, 200) and front surface films (120) are disclosed. Displays with switchable backlights (110) that use a front surface film (120) to reduce the visibility of a display outside an intended viewing area (112, 226) in ambient light are also disclosed. The switchable backlight (110, 200) has two different output modes with different viewing cones (112, 114; 226, 236) to limit visibility to different angular ranges.Type: GrantFiled: June 14, 2016Date of Patent: November 26, 2019Assignee: 3M Innovative Properties CompanyInventor: Nicholas A. Johnson
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Patent number: 10409097Abstract: A display device includes a display module including a display surface, a light transmissive panel, a first fixing layer, a case, a second fixing layer, a first area, a second area, and a third area. The light transmissive panel includes a fixing plate surface opposed to the display surface. The first fixing layer is disposed between the fixing plate surface and the display surface. The case includes a fixing-plate-surface opposed surface opposed to the fixing plate surface. The second fixing layer is disposed between the fixing plate surface and the fixing-plate-surface opposed surface. The fixing plate surface includes the first area, the second area, and the third area located between the first area and the second area. The first area overlaps the first fixing layer. The second area overlaps the second fixing layer. The third area has wettability less than wettability of the first area and the second area.Type: GrantFiled: December 6, 2018Date of Patent: September 10, 2019Assignee: SHARP KABUSHIKI KAISHAInventor: Shinya Morino
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Patent number: 10401664Abstract: The embodiment of the invention relates to the field of display technology, and provides a curved surface display device whose curvature can be adjusted flexibly after assembly.Type: GrantFiled: July 16, 2015Date of Patent: September 3, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Sijun Lei, Liang Gao, Hang Min, Fei Shang, Haijun Qiu
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Patent number: 10401559Abstract: A display device includes: a display panel; a lower frame including a bottom portion and side portions; a light source unit extending along a first side portion of the lower frame; a light guide plate including a light opposing surface opposing a light incident surface in a first direction; a first auxiliary frame in the lower frame to restrict movement of the light incident surface in the first direction; a second auxiliary frame fixable to the bottom portion of the lower frame to restrict movement of the light opposing surface in the first direction; and a coupling member with which the second auxiliary frame is fixed to the lower frame. The second auxiliary frame includes a through hole through which the coupling member is extendable, and a width of a head portion of the coupling member is larger than a width of the through hole.Type: GrantFiled: June 12, 2018Date of Patent: September 3, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sojeong La, Myoungseok Son, Sehee Jeon
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Patent number: 10359668Abstract: A display device including a display panel and a backlight module is provided. The backlight module is correspondingly disposed below the display panel and includes light-emitting elements providing light beams and disposed on a circuit board, lens units each being disposed on a corresponding light-emitting element and having a concave inside surface covering the corresponding light-emitting element and a convex outside surface covering the concave inside surface, and an inverse prism sheet disposed between the lens units and the display panel, and the inverse prism sheet having inverse prisms with a vertex corner. At least a portion of the light beams emitted from the convex outside surface each has a predetermined light-emitting angle ?o larger than 30 degrees and less than 90 degrees. The backlight module has a height of cavity D being a distance between the vertex corner and the circuit board, and 10 ?m?D<30 mm.Type: GrantFiled: June 5, 2017Date of Patent: July 23, 2019Assignee: INNOLUX CORPORATIONInventor: Wen-Shen Yu
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Patent number: 10345647Abstract: A base has a base surface. Light emitting elements are disposed on the base surface along an X-axis with an X pitch and along the Y axis with a Y pitch to form a matrix. The X pitch is smaller than the Y pitch. Lenses has a batwing illumination distribution. Each of the lenses covers each of the light emitting elements. A first lenticular lens sheet is provided on the base such that a first lenticular lens sheet lower surface is opposite to the base surface. A second lenticular lens sheet is provided on the first lenticular lens sheet such that a second lenticular lens sheet lower surface is opposite to a first lenticular lens sheet upper surface.Type: GrantFiled: July 27, 2016Date of Patent: July 9, 2019Assignee: NICHIA CORPORATIONInventors: Kazuhiro Kamada, Yusaku Achi, Tomohisa Kishimoto, Satoshi Yoshinaga
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Patent number: 10345637Abstract: A display device includes a flat transparent plate, a display panel, at least one film, and a transparent adhesive layer. The display panel is separated below the transparent plate. The at least one film is disposed between the transparent plate and the display panel, and is attached to a lower peripheral region of the transparent plate. The transparent adhesive layer is disposed between the transparent plate and the display panel, and laminates the transparent plate and the display panel. Other various embodiments are possible.Type: GrantFiled: August 14, 2014Date of Patent: July 9, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Min-Su Chang, Sung-Woon Yoon, Kyo-Ree Lee, Duck-Yong Lee, Young-Tae Jin
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Patent number: 10338364Abstract: A light source module including at least one optical film and a light source unit is provided. The light source unit is disposed under the at least one optical film, and a space is formed between the light source unit and the at least one optical film. The light source unit includes a plurality of light emitting elements and a plurality of secondary lenses. The light emitting elements are arranged along a direction parallel to the at least one optical film. The secondary lenses are correspondingly disposed on the light emitting elements and each of the secondary lenses has a patterned reflective layer.Type: GrantFiled: September 14, 2018Date of Patent: July 2, 2019Assignee: Coretronic CorporationInventors: Fang-Ju Yeh, Chiao-Chih Yang, Hsin-Hung Lee, Chi-Lun Chen
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Patent number: 10330978Abstract: A light emission assembly of a backlight module, a backlight module and a display device are provided and relate to a display technical field. The light emission assembly includes a circuit board and at least one light emission unit provided thereon, the light emission unit includes a light source, a light absorption element is provided on the circuit board, and the light absorption element is provided around the light source.Type: GrantFiled: June 1, 2017Date of Patent: June 25, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., K-TRONICS (SUZHOU) TECHNOLOGY CO., LTD.Inventors: Zhifu Zheng, Li Wang, Daowen Xi
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Patent number: 10324498Abstract: The present invention provides a curved backboard assembly and a curved display device. The curved backboard assembly of the present invention includes a curved ferrous metal plate and a curved plastic plate mounted to a back side of the curved ferrous metal plate. The curved ferrous metal plate is provided, on a back surface thereof, with a plurality of longitudinal positioning slots and at least one set of transverse positioning slots, and the curved plastic plate is provided, on a front surface thereof, with a plurality of longitudinal positioning pawls and at least one set of transverse positioning pawls. The one set of transverse positioning pawls are respectively received into and set in engagement with the one set of transverse positioning slots. Each of the longitudinal positioning pawls is received into and set in engagement with one of the longitudinal positioning slots.Type: GrantFiled: May 19, 2017Date of Patent: June 18, 2019Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Weifeng Chen
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Patent number: 10295152Abstract: A light emitting diode lamp is composed of a light emitting diode, a band-pass filter and a light angle adjuster. The filter has a light cutoff function to cut off a light ray with a specific wavelength. The light angle adjuster allows the light rays emitted from the diode to be incident on the filter at incident angles of less than or equal to a maximum incident angle up to which the filter is capable of exerting the light cutoff function. The light angle adjuster is a reflector. The diode is mounted to a bottom portion. The filter is mounted to an opening. On an imaginary cross section including the optical axis, an angle formed between the optical axis and a straight line is less than or equal to the maximum incident angle, the straight line connects the emission center and an edge of the opening.Type: GrantFiled: June 27, 2018Date of Patent: May 21, 2019Assignee: Phoenix Electric Co., Ltd.Inventors: Tetsuya Gouda, Kenichi Yamashita
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Patent number: 10285265Abstract: A support back plate and a curved display device are disclosed. The support back plate including a first end and a second end in opposition to each other, wherein the support back plate is bent into a shape of an arc face; and a thickness in the middle region of the support back plate is greater than that at the first end and the second end. The above-mentioned support back plate is used in a curved display device to solve the problem of a usual curved display device with more thickness and weight.Type: GrantFiled: May 16, 2016Date of Patent: May 7, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Li Sun, Wei Cui, Xiaohu Wang
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Patent number: 10211378Abstract: A light emitting device has: a base; a light emitting element disposed on the base; a light-transmissive member having a pair of opposing portions, the light-transmissive member being disposed on the base such that the light emitting element is interposed between and spaced apart from the pair of opposing portions; a sealing member that contains a phosphor and covers the light emitting element, at least a portion of upper surfaces of the pair of opposing portions, and inner lateral surfaces thereof.Type: GrantFiled: January 27, 2017Date of Patent: February 19, 2019Assignee: NICHIA CORPORATIONInventor: Yuki Shiota
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Patent number: 10202302Abstract: A low infrared absorbing lithium glass includes FeO in the range of 0.0005-0.015 wt. %, more preferably 0.001-0.010 wt. %, and a redox ratio in the range of 0.005-0.15, more preferably in the range of 0.005-0.10. The glass can be chemically tempered and used to provide a ballistic viewing cover for night vision goggles or scope. A method is provided to change a glass making process from making a high infrared absorbing lithium glass having FeO in the range of 0.02 to 0.04 wt. % and a redox ratio in the range of 0.2 to 0.4 to the low infrared absorbing lithium glass by adding additional oxidizers to the batch materials. A second method is provided to change a glass making process from making a low infrared absorbing lithium glass to the high infrared absorbing lithium glass by adding additional reducers to the batch material. In one embodiment of the invention the oxidizer is CeO2. An embodiment of the invention covers a glass made according to the method.Type: GrantFiled: May 14, 2015Date of Patent: February 12, 2019Assignee: PPG Industries Ohio, Inc.Inventors: George B. Goodwin, Mehran Arbab, Caroline S. Harris, Larry J. Shelestak, Calvin B. Blevins, James V. Hartmann
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Patent number: 10185167Abstract: The present invention provides a backlight assembly which includes a plastic frame, the plastic frame, a light guide plate, a light bar and an optical diaphragm group, a side surface of the plastic frame deviating from the reflective sheet is provided with a double-sided adhesive, at least one side frame of the plastic frame is provided with a groove which is disposed at a side surface of the plastic frame opposite to the double-sided adhesive; the double-sided adhesive includes a conductive heat dissipation layer and a double-sided adhesive layer, and a first metal sheet is disposed on a double-sided adhesive layer, located on the groove and contacts the optical diaphragm group and the conductive heat dissipation layer, respectively. The present invention further provides a liquid crystal display assembly.Type: GrantFiled: July 6, 2017Date of Patent: January 22, 2019Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jie Zeng, Xia Zhang, Zhenzhen Zhang, Xiaoling Li, Yingbo Zheng, Xuan Qiu
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Patent number: 10181306Abstract: A peep proof display method adapted to a display apparatus including a first backlight module and a second backlight module. At a narrow view angle display mode, output a first data signal and a second data signal according to the first data signal. During a first sub-frame period, enable the first backlight module and disable the second backlight module so as to display the first data signal on the display apparatus. During a second sub-frame, enable the second backlight module and disable the first backlight module so as to display the second data signal on the display apparatus. A peak of a first light intensity distribution curve of the first backlight module is in a narrow viewing angle range. Peaks of a second light intensity distribution curve of the second backlight module are in a wide viewing angle range individual to the narrow viewing angle range.Type: GrantFiled: September 28, 2015Date of Patent: January 15, 2019Assignee: AU OPTRONICS CORP.Inventors: Yiwen Chang, Super Liao
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Patent number: 10139661Abstract: A display device includes a display panel having a display area which displays an image and a non-display area positioned around the display area. The display device further includes a backlight assembly which emits light towards the display panel, and a housing member which houses the backlight assembly. The display device additionally includes a cover member having an opening portion corresponding to the display area, and which covers a portion of the display panel, and a mold frame coupled to the housing member. The display panel is bonded to the cover member, and at least a portion of the cover member is disposed in a space between the housing member and the mold frame, to couple the cover member to the housing member and the mold frame.Type: GrantFiled: April 13, 2017Date of Patent: November 27, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Jonghyeon Choi
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Patent number: 10127892Abstract: A display device using overlapped data lines to dim the Mura defect. The display device includes multiple pairs of data lines, and each pair of data lines includes a top data line and a bottom data line. The top data line and the bottom data line overlap in a center area, and each of the pixels in the center area includes two subpixels respectively connected to the corresponding top and bottom data lines. For each pixels in the center area, each of the two subpixels has a corresponding weighting factor. From top to bottom of the center area, the weighting factors of the top subpixels gradually decrease, and the weighting factors of the bottom subpixels gradually increase.Type: GrantFiled: November 11, 2016Date of Patent: November 13, 2018Assignee: a.u. Vista, Inc.Inventors: Adiel Abileah, Seok-Lyul Lee
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Patent number: 10108045Abstract: This is provided a display apparatus. The display apparatus a light source configured to emit a light; and a reflective diffusion lens configured to emit a light emitted from the light source to an upper direction or a lower direction with respect to a direction perpendicular to an optical axis of the light source through an incident surface, a lateral surface, and a reflective diffusion surface.Type: GrantFiled: January 27, 2016Date of Patent: October 23, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Chol Lee, Yae Kyung Son, Yong-hun Kwon, Jong Cheol Lee, Jae Hak Cho
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Patent number: 10067385Abstract: A display device having a structure capable of improving brightness “Mura” and color “Mura” that may be generated in a direct type backlight unit has a structure in which a plurality of light sources are arranged in a pattern similar to a square arrangement along the edges of the backlight unit, and in a pattern similar to a triangle arrangement within an intermediate region of the backlight unit, and a connector for connecting a cable disposed on a Printed Circuit Board (PCB) is disposed on the rear side of the PCB such that the connector does not influence “Mura” of the backlight unit.Type: GrantFiled: March 24, 2016Date of Patent: September 4, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong Pil Jeon, Suk-Ju Choi, Jong-Hoi Kim, Yong-Hun Kwon, Kun Ho Cho
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Patent number: 10066823Abstract: Disclosed herein are a display device, a display system and method thereof. The display device includes a display panel, a light emitter configured to emit light to display an image on the display panel, a pipe positioned adjacent to the light emitter and having a conductive fluid and a gas therein, and electrodes provided in the pipe and polarized, where heat is generated to move the conductive fluid inside the pipe when the light emitter emits light, and electricity is generated while moving and passing around the electrodes.Type: GrantFiled: October 7, 2016Date of Patent: September 4, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun Cho, Joon Kang, Su Hwan Jin, Hyun Taek Na, Dae Yeon Yun, Yui Yoon Lee, Jeong II Kang, Dae Hyun Nam
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Patent number: 10056532Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.Type: GrantFiled: August 17, 2017Date of Patent: August 21, 2018Assignee: Saturn Licensing LLCInventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
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Patent number: 10041653Abstract: A backlight unit for a display apparatus is disclosed. For example, the backlight unit including an integrated support for a display apparatus is disclosed. A disclosed example provides the backlight unit for a display apparatus including the integrated support which enables a thin display apparatus using the backlight unit including the integrated support.Type: GrantFiled: December 21, 2015Date of Patent: August 7, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Joon Seok Ahn, Jun-Mo Yoo
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Patent number: 10026722Abstract: A light emitting component includes an epitaxial structure, a first electrode and a second electrode. The epitaxial structure includes a first type semiconductor layer, a second type semiconductor layer and a light emitting layer. The light emitting layer is located between the first type semiconductor layer and the second type semiconductor layer. The first electrode is connected to the first type semiconductor layer and at least part of the first electrode is located at a first side of the epitaxial structure. The second electrode is connected to the second type semiconductor layer and located at the first side of the epitaxial structure. A part of the second electrode is located between the second type semiconductor layer and a part of the first electrode.Type: GrantFiled: May 1, 2017Date of Patent: July 17, 2018Assignee: PlayNitride Inc.Inventors: Yu-Yun Lo, Yu-Hung Lai, Tzu-Yang Lin
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Patent number: 10028395Abstract: A foldable display device includes a holding structure and a flexible display panel. The holding structure includes a housing, a first supporting stage, a second supporting stage, a supporting element, and a first flexible element. A third portion of the housing is pivotally connected to a first portion and a second portion of the housing. The third portion of the housing has an accommodating space. The first supporting stage is located on the first portion of the housing. The second supporting stage is located on the second portion of the housing. A gap is formed between the portion of the second supporting stage and the portion of the first supporting stage. The supporting element is located in the accommodating space. Two ends of the first flexible element are respectively connected to the supporting element and the third portion of the housing.Type: GrantFiled: September 22, 2017Date of Patent: July 17, 2018Assignee: E Ink Holdings Inc.Inventors: Yu-Wen Chen, Kuo-Hsing Cheng, Chun-Yu Lu, Yu-Chieh Hung
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Patent number: 10025160Abstract: Provided are a lighting system, a backlight unit and a 3D image display apparatus including the backlight unit. The backlight unit includes: a lighting system configured to selectively output collimated light and diverging light, a diffraction device, and a light guide plate configured to guide the collimated light and the diverging light from the lighting system to the diffraction device. An exit direction of the collimated light from the diffraction device depends on at least one of an angle of incidence of the collimated light and the wavelength of the collimated light.Type: GrantFiled: July 19, 2016Date of Patent: July 17, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joonyong Park, Dongouk Kim, Hyunjoon Kim, Jihyun Bae, Alexander V. Morozov, Bongsu Shin, Sunghoon Lee, Changsoo Lee, Jaeseung Chung