Packaging (e.g., With Mounting, Encapsulating, Etc.) Or Treatment Of Packaged Semiconductor Patents (Class 438/26)
-
Patent number: 11985846Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; and a thin film encapsulation layer on the capping layer, wherein the capping layer includes: a first capping layer on the display element; a second capping layer on the first capping layer, the second capping layer having a refractive index greater than that of the first capping layer; and a third capping layer on the second capping layer, the third capping layer having a refractive index smaller than that of the second capping layer, wherein the second capping layer has a thickness of 30 nanometers (nm) to 60 nm.Type: GrantFiled: April 9, 2021Date of Patent: May 14, 2024Assignee: Samsung Display Co., Ltd.Inventors: Dal Ho Kim, Hee Seong Jeong, Won Ju Kwon, Sun Hwa Kim, Hyang Ki Sung, Na Ri Heo, Sang Min Hong
-
Patent number: 11982412Abstract: The present disclosure is directed to examples of a light emitting diode (LED) device. In one embodiment, the LED device includes a printed circuit board (PCB), at least one LED chip electrically coupled to the PCB, a LED package to encapsulate the at least one LED chip, and at least one volatile organic compound (VOC) barrier layer coating the LED package.Type: GrantFiled: January 4, 2023Date of Patent: May 14, 2024Assignee: Dialight CorporationInventors: Samual Boege, Chakrakodi Shastry, Qi Hong, Kevin Rosseter, Callan J. McCormick, Michael Bowe
-
Patent number: 11963381Abstract: Disclosed herein is a display substrate comprising: a support; a pixel on the support and with a thin-film transistor (TFT) therein; and a barrier on the support, surrounding the pixel, and separated from the pixel by a trench; wherein the barrier comprises a protrusion extending from the support and configured to retard invasion of moisture and oxygen into the pixel; wherein the protrusion comprises a layer coplanar with a layer of the TFT. Also disclosed herein are a display panel with this display substrate and a system with this display panel.Type: GrantFiled: April 2, 2019Date of Patent: April 16, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Shengguang Ban, Pinfan Wang
-
Patent number: 11942578Abstract: A phosphor substrate having at least one light emitting element mounted on one surface, includes an insulating substrate, at least one electrode pair disposed on one surface of the insulating substrate and bonded to the light emitting element, and a phosphor layer disposed on one surface of the insulating substrate, including a phosphor in which a light emission peak wavelength, in a case where light emitted by the element is used as excitation light, is in a visible light region, in which a bonded surface of the electrode pair facing an outer side in a thickness direction of the insulating substrate, the bonded surface being bonded to the light emitting element, is positioned further on the outer side in the thickness direction than a non-bonded surface other than the bonded surface, and at least a part of the phosphor layer is disposed around the bonded surface of the one surface.Type: GrantFiled: December 18, 2019Date of Patent: March 26, 2024Assignee: DENKA COMPANY LIMITEDInventor: Masahiro Konishi
-
Patent number: 11937448Abstract: An electronic device is provided and includes first region including organic layer in light emitting element; nitride layers over organic layer; first organic insulating layer over organic layer; and second region including nitride layers, outside first region, wherein second region does not include organic layer and first organic insulating layer, wherein nitride layers include first, second and third nitride layers, wherein first nitride layer is between organic layer and first organic insulating layer in first region, wherein second and third nitride layers are over first nitride layer, and wherein second nitride layer is in contact with first organic insulating layer in first region.Type: GrantFiled: September 30, 2022Date of Patent: March 19, 2024Assignee: Japan Display Inc.Inventors: Hiroki Ohara, Akinori Kamiya
-
Patent number: 11876145Abstract: The invention relates to improved methods and implementation of reliably manufacturing laminated solar panel products having one or more axis of curvature, wherein at least one solar cell also has one or more axis of curvature, in a manufacturing plant, the manufacturing plant being capable of continuous, optimized operation. A substrate and a superstrate having a doubly-curved geometry may be assembled with a core disposed therebetween, the core comprising a solar cell array including at least one solar cell. During the lamination process, the plant substantially eliminates cracking of the at least one solar cell of the solar array through controlled and uniform application of lamination pressure and temperature that applies uniform local pressure simultaneously to each cell, resulting in a durable and reliable product. The invention further relates to a plant and/or facility having efficient, effective, and repeatable results relating to such methods.Type: GrantFiled: February 13, 2023Date of Patent: January 16, 2024Assignee: APTERA MOTORS CORP.Inventors: Anuj M. Thakkar, Nathan T. Engler, Reed Thurber, Jesse H. Wood
-
Patent number: 11864395Abstract: An encapsulation film, an organic electronic device comprising the same, and a method for manufacturing an organic electronic device using the same are provided. The encapsulation film has excellent reliability that allows forming a structure capable of blocking moisture or oxygen flowing into an organic electronic device from the outside, absorbs and disperses the stress according to panel bending caused by CTE mismatch, and overcomes the performance decrease due to reliability degradation, while preventing generation of bright spots in the organic electronic device.Type: GrantFiled: January 4, 2021Date of Patent: January 2, 2024Assignee: LG CHEM, LTD.Inventors: Sang Min Park, Hyun Suk Kim, Yeong Bong Mok, Sung Nam Moon, Seung Min Lee, Chul Min Jeon
-
Patent number: 11855245Abstract: An optoelectronic semiconductor element may include an optoelectronic semiconductor chip. The optoelectronic semiconductor chip may include a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, a first contact element connected to the first semiconductor layer in an electrically conductive manner, and a second contact element connected to the second semiconductor layer in an electrically conductive manner. The first semiconductor layer and the second semiconductor layer are arranged one above the other to form a layer stack. The first semiconductor layer to where the second semiconductor layer is exposed. The first contact element is arranged over the first semiconductor layer, and the second contact element is arranged over the first semiconductor layer.Type: GrantFiled: September 12, 2019Date of Patent: December 26, 2023Assignee: Osram OLED GmbHInventors: Korbinian Perzlmaier, Alexander F. Pfeuffer, Kerstin Neveling
-
Patent number: 11843082Abstract: Wafer-level packaging of solid-state transducers (“SSTs”) is disclosed herein. A method in accordance with a particular embodiment includes forming a transducer structure having a first surface and a second surface opposite the first surface, and forming a plurality of separators that extend from at least the first surface of the transducer structure to beyond the second surface. The separators can demarcate lateral dimensions of individual SSTs. The method can further include forming a support substrate on the first surface of the transducer structure, and forming a plurality of discrete optical elements on the second surface of the transducer structure. The separators can form barriers between the discrete optical elements. The method can still further include dicing the SSTs along the separators. Associated SST devices and systems are also disclosed herein.Type: GrantFiled: August 16, 2021Date of Patent: December 12, 2023Assignee: Micron Technology, Inc.Inventor: Vladimir Odnoblyudov
-
Patent number: 11804574Abstract: Light Emitting Diodes (LEDs) made with GaN and related materials are used to realize high efficiency devices which emit visible radiation. These GaN-based LEDs consists of a multi-layer structure which include p-type electron confinement layers, and p-type current spreading and ohmic contacts layers located above the active region. The alignment of the etched features which penetrate near or through the active region and the ohmic contact is critical and is currently a technological challenge in the fabrication process. Any errors in this alignment and successive layers will short across the active layers of the device and result in reduced yield of functional devices. The invention described herein provides a method and apparatus to realize the successful alignment and streamlined fabrication of high-density LED array devices. The result is a higher pixel density GaN-based LED device with higher current handling capability resulting in a brighter device of the same area.Type: GrantFiled: August 4, 2021Date of Patent: October 31, 2023Assignee: Odyssey Semiconductor, Inc.Inventors: Richard J. Brown, Christopher M. Martin, Shikhar Bajracharya
-
Patent number: 11791436Abstract: A semiconductor light-emitting device comprises a substrate; a first adhesive layer on the substrate; multiple epitaxial units on the first adhesive layer; a second adhesive layer on the multiple epitaxial units; multiple first electrodes between the first adhesive layer and the multiple epitaxial units, and contacting the first adhesive layer and the multiple epitaxial units; and multiple second electrodes between the second adhesive layer and the multiple epitaxial units, and contacting the second adhesive layer and the multiple epitaxial units; wherein the multiple epitaxial units are totally separated.Type: GrantFiled: January 6, 2022Date of Patent: October 17, 2023Assignee: EPISTAR CORPORATIONInventors: Hsin-Chih Chiu, Chih-Chiang Lu, Chun-Yu Lin, Ching-Huai Ni, Yi-Ming Chen, Tzu-Chieh Hsu, Ching-Pei Lin
-
Patent number: 11791323Abstract: A light emitting display device includes: a display element layer having light emitting elements; a first sub-pixel including a first light emitting element from among the plurality of light emitting elements in a first sub-pixel area of the display element layer; a second sub-pixel including a second light emitting element from among the plurality of light emitting elements in a second sub-pixel area of the display element layer; a third sub-pixel including a third light emitting element from among the plurality of light emitting elements in a third sub-pixel area of the display element layer; a partition wall between the first, second, and third sub-pixels and over an insulating layer, covering the first, second, and third light emitting elements; a first color conversion layer over the insulating layer in the first sub-pixel area and surrounded by the partition wall; and a first color filter over the first color conversion layer.Type: GrantFiled: June 10, 2021Date of Patent: October 17, 2023Assignee: Samsung Display Co., Ltd.Inventor: Duk Sung Kim
-
Patent number: 11777066Abstract: A light-emitting diode (LED) package assembly includes a substrate. The substrate includes a top surface, a bottom surface and an opening formed through the substrate. The opening includes a first portion adjacent the top surface and a second portion adjacent the bottom surface that is wider than the first portion such that portions of the substrate overhang the second portion of the opening. Pads are provided on a bottom surface of the portions of the substrate that overhang the second portion of the opening. The assembly also includes a hybridized device in the opening. The hybridized device includes a silicon backplane that has a top surface, a bottom surface and interconnects on the top surface. The interconnects are electrically coupled to the pads. The hybridized device also includes an LED array on the top surface of the silicon backplane.Type: GrantFiled: December 23, 2020Date of Patent: October 3, 2023Assignee: Lumileds LLCInventors: Tze Yang Hin, Hung Khin Wong
-
Patent number: 11777060Abstract: A semiconductor light-emitting element includes: an n-type semiconductor layer made of an n-type AlGaN-based semiconductor material; an active layer made of an AlGaN-based semiconductor material provided on the n-type semiconductor layer; a p-type semiconductor layer provided on the active layer; a p-side contact electrode made of Rh and in contact with the p-type semiconductor layer; a p-side electrode covering layer made of TiN that covers the p-side contact electrode; a dielectric protective layer that covers the n-type semiconductor layer, the active layer, the p-type semiconductor layer, and the p-side electrode covering layer; and a p-side pad electrode in contact with the p-side electrode covering layer in a p-side opening that extends through the dielectric protective layer on the p-side contact electrode.Type: GrantFiled: June 8, 2022Date of Patent: October 3, 2023Assignee: NIKKISO CO., LTD.Inventors: Noritaka Niwa, Tetsuhiko Inazu
-
Patent number: 11770952Abstract: A display apparatus includes a substrate including a main display area, a component area, and a peripheral area. The component area includes a transmission area, and the peripheral area is arranged outside the main display area. The display apparatus further includes a main thin-film transistor arranged in the main display area, a main organic light-emitting diode arranged in the main display area and connected to the main thin-film transistor, an auxiliary thin-film transistor arranged in the component area, an auxiliary organic light-emitting diode arranged in the component area and connected to the auxiliary thin-film transistor, and a lower metal layer arranged between the substrate and the auxiliary thin-film transistor in the component area and having an undercut structure.Type: GrantFiled: April 28, 2021Date of Patent: September 26, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chungi You, Hyounghak Kim
-
Patent number: 11769860Abstract: The semiconductor light-emitting element has an n-type semiconductor layer; an active layer provided on a first upper surface of the n-type semiconductor layer; a p-type semiconductor layer provided on the active layer; a p-side contact electrode provided in contact with the upper surface of the p-type semiconductor layer; a p-side current diffusion layer provided on the p-side contact electrode in a region narrower than a formation region of the p-side contact electrode; a p-side pad electrode provided on the p-side current diffusion layer; an n-side contact electrode provided in contact with a second upper surface of the n-type semiconductor layer; an n-side current diffusion layer provided on the n-side contact electrode over a region wider than a formation region of the n-side contact electrode, and including a TiN layer; and an n-side pad electrode provided on the n-side current diffusion layer.Type: GrantFiled: April 29, 2021Date of Patent: September 26, 2023Assignee: NIKKISO CO., LTD.Inventors: Noritaka Niwa, Tetsuhiko Inazu
-
Patent number: 11652191Abstract: The semiconductor light-emitting element includes an n-type semiconductor layer; an active layer on the n-type semiconductor layer; a p-type semiconductor layer on the active layer; a p-side contact electrode in contact with the p-type semiconductor layer; a p-side current diffusion layer on the p-side contact electrode; an n-side contact electrode in contact with the n-type semiconductor layer; and an n-side current diffusion layer that includes a first current diffusion layer on the n-side contact electrode, and a second current diffusion layer on the first current diffusion layer, and including a TiN layer. A height difference between upper surfaces of the p-side contact electrode and the first current diffusion layer is 100 nm or smaller; and a height difference between upper surfaces of the p-side current diffusion layer and the second current diffusion layer is 100 nm or smaller.Type: GrantFiled: April 29, 2021Date of Patent: May 16, 2023Assignee: NIKKISO CO., LTD.Inventors: Noritaka Niwa, Tetsuhiko Inazu
-
Patent number: 11638388Abstract: A shadow mask for patterned vapor deposition of an organic light-emitting diode (OLED) material includes a ceramic membrane under tensile stress with a plurality of through-apertures forming an aperture array through which a vaporized deposition material can pass. A multilayer peripheral support is attached to a rear surface with a hollow portion beneath the aperture array. A compressively-stressed interlayer balances the tensile stress of the ceramic membrane. A shadow mask module with multiple shadow masks is also provided and includes a rigid carrier having plural windows with a shadow mask positioned in each window. To make the module, shadow mask blanks are affixed to each carrier window followed by etching of apertures and support layers. In this way extremely flat masks with precise aperture patterns are formed.Type: GrantFiled: April 30, 2021Date of Patent: April 25, 2023Assignee: The Hong Kong University of Science and TechnologyInventors: Shoucheng Dong, Yibin Jiang, Siu Ting Tam, Lei Lu, Ching Wan Tang
-
Patent number: 11619376Abstract: An illumination assembly includes a polymeric substrate, an electrical circuit including two conductors supported by the polymeric substrate, an LED electrically coupled to the two conductors, and a heat spreader thermally coupled to the LED. The two conductors can be printed on the polymeric substrate, embedded within the polymeric substrate, or lie atop the polymeric substrate. The illumination assembly may be fabricated in three-dimensional form factors.Type: GrantFiled: February 11, 2022Date of Patent: April 4, 2023Assignee: Innotec, Corp.Inventors: Thomas J. Veenstra, Russell Alan Malek
-
Patent number: 11619357Abstract: A filament and a bulb are provided. The support in the filament includes a plurality of board bodies, and two adjacent board bodies are connected by a conductive connecting pin and an outer end of each of the board bodies at both ends is connected with a conductive pin. The bulb includes a lamp cap, a shell, a stem sealed with the shell, a conductive support fixed to the stem and a plurality of the LED filaments, the filaments are electrically connected to the conductive support.Type: GrantFiled: June 8, 2022Date of Patent: April 4, 2023Assignee: Hangzhou Hangke Optoelectronics Co., Ltd.Inventors: Qianjun Yan, Yaoxing Wang, Zhaozhang Zheng, Lingli Ma
-
Patent number: 11616171Abstract: A flip light emitting chip and a manufacturing method thereof are disclosed, wherein the flip light emitting chip comprises an N-type semiconductor layer, an active region, a P-type semiconductor layer, a reflective layer, a barrier layer, a bonding layer, a first insulating layer, an extended electrode layer, a second insulating layer, an N-type electrode, and a P-type electrode sequentially grown from a substrate. The first insulating layer has at least one first channel and at least one second channel. A first extended electrode portion and a second extended electrode portion of the extended electrode layer are respectively formed on the first insulating layer and extended to the N-type semiconductor layer via the first channel and to the barrier layer via the second channel. The second insulating layer has at least one third channel and at least one fourth channel.Type: GrantFiled: August 14, 2019Date of Patent: March 28, 2023Assignee: Xiamen Changelight Co., Ltd.Inventors: Yingce Liu, Zhao Liu, Junxian Li, Zhendong Wei, Xingen Wu
-
Patent number: 11616211Abstract: A display device, which includes a display region in which a plurality of pixels are arranged, includes a first organic insulating film, a first groove, which exists in a frame shape surrounding the display region to separate the first organic insulating film, a first inorganic partition portion, which is arranged in the first groove, and is made of an inorganic insulating material that exists in a frame shape surrounding the display region, a second organic insulating film formed above the first organic insulating film and the first inorganic partition portion, and a second groove, which exists in a frame shape surrounding the display region to separate the second organic insulating film, and is located inside the first groove in plan view.Type: GrantFiled: February 18, 2021Date of Patent: March 28, 2023Assignee: Japan Display Inc.Inventor: Masamitsu Furuie
-
Patent number: 11588296Abstract: A package for at least one laser diode includes: leads configured to be electrically connected to the at least one laser diode; a base including a mounting surface on which the at least one laser diode is to be mounted and a lateral wall located around the mounting surface so as to surround the at least one laser diode, the lateral wall defining first through-holes and including a light-transmissive part configured to transmit a laser beam emitted from the at least one laser diode; and a lead holding member bonded to the lateral wall of the base and defining second through-holes. The leads are disposed through the first through-holes and the second through-holes. At least a central portion of each of the leads is made of copper.Type: GrantFiled: December 22, 2020Date of Patent: February 21, 2023Assignees: NICHIA CORPORATION, SHINKO ELECTRIC INDUSTRIES CO., LTD.Inventors: Hidenori Matsuo, Masaki Omori, Wataru Katayama, Ryota Mitsui
-
Patent number: 11581397Abstract: Disclosed herein are a stretchable display panel and a stretchable device. The stretchable display panel comprises: a lower substrate having an active area and a non-active area surrounding the active area; a plurality of individual substrates disposed on the lower substrate, spaced apart from each other and located in the active area; a connection line electrically connecting a pad disposed on the individual substrate; a plurality of pixels disposed on the plurality of individual substrates; and an upper substrate disposed above the plurality of pixels, wherein the modulus of elasticity of the individual substrates is higher than that of at least one part of the lower substrate.Type: GrantFiled: April 16, 2021Date of Patent: February 14, 2023Assignee: LG Display Co., Ltd.Inventors: Eunah Kim, Hyunju Jung
-
Patent number: 11561403Abstract: A layout of Micro LED for augmented reality (AR) and mixed reality (MR) is provided in the present invention, including multiple display cells arranging into a cell array, multiple micro LEDs set on the edge region of each display cell and exposing the transparent region surrounded by the edge region, and pixel driver circuits set on the edge region right under the Micro LEDs.Type: GrantFiled: June 23, 2021Date of Patent: January 24, 2023Assignee: UNITED MICROELECTRONICS CORP.Inventor: Zhibiao Zhou
-
Patent number: 11555972Abstract: Aspects described herein include an apparatus supporting optical alignment with one or more optical waveguides optically exposed along an edge of a photonic integrated circuit (IC). The apparatus comprises a frame body comprising an upper portion defining a reference surface, and a lateral portion defining an interface for an optical connector connected with one or more optical fibers. The lateral portion comprises one or more optical components defining an optical path through the lateral portion. The one or more optical components are arranged relative to the reference surface such that the one or more optical components align with (i) the one or more optical waveguides along at least one dimension when the reference surface contacts a top surface of an anchor IC, and with (ii) the one or more optical fibers when the optical connector is connected at the interface.Type: GrantFiled: June 9, 2021Date of Patent: January 17, 2023Assignee: Cisco Technology, Inc.Inventors: Norbert Schlepple, Vipulkumar K. Patel, Anthony D. Kopinetz
-
Patent number: 11533800Abstract: An illumination source includes a laser driver unit configured to emit a plasma sustaining beam. An ingress collimator receives the plasma sustaining beam and produces a collimated ingress beam. A focusing optic receives the collimated ingress beam and produce a focused sustaining beam. A sealed lamp chamber contains an ionizable media that, once ignited, forms a high intensity light emitting plasma having a waist size smaller than 150 microns. The sealed lamp chamber further includes an ingress window configured to receive the focused sustaining beam and an egress window configured to emit the high intensity light. An ignition source is configured to ignite the ionizable media, and an exit fiber is configured to receive and convey the high intensity light. The high intensity light is white light with a black body spectrum, and the exit fiber has a diameter in the range of 200-500 micrometers.Type: GrantFiled: December 5, 2019Date of Patent: December 20, 2022Assignee: Excelitas Technologies Singapore Pte. Ltd.Inventor: Rudi Blondia
-
Patent number: 11527459Abstract: Substrates for semiconductor packages, including hybrid substrates for decoupling capacitors, and associated devices, systems, and methods are disclosed herein. In one embodiment, a substrate includes a first pair and a second pair of electrical contacts on a first surface of the substrate. The first pair of electrical contacts can be configured to receive a first surface-mount capacitor, and the second pair of electrical contacts can be configured to receive a second surface-mount capacitor. The first pair of electrical contacts can be spaced apart by a first space, and the second pair of electrical contacts can be spaced apart by a second space. The first and second spaces can correspond to first and second distances between electrical contacts of the first and second surface-mount capacitors.Type: GrantFiled: April 28, 2021Date of Patent: December 13, 2022Assignee: Micron Technology, Inc.Inventors: Hong Wan Ng, Chin Hui Chong, Hem P. Takiar, Seng Kim Ye, Kelvin Tan Aik Boo
-
Patent number: 11508877Abstract: A red light emitting diode including an epitaxial stacked layer, a first and a second electrodes and a first and a second electrode pads is provided. The epitaxial stacked layer includes a first-type and a second-type semiconductor layers and a light emitting layer. A main light emitting wavelength of the light emitting layer falls in a red light range. The epitaxial stacked layer has a first side adjacent to the first semiconductor layer and a second side adjacent to the second semiconductor layer. The first and the second electrodes are respectively electrically connected to the first-type and the second-type semiconductor layers, and respectively located to the first and the second sides. The first and a second electrode pads are respectively disposed on the first and the second electrodes and respectively electrically connected to the first and the second electrodes. The first and the second electrode pads are located at the first side of the epitaxial stacked layer.Type: GrantFiled: March 23, 2020Date of Patent: November 22, 2022Assignee: Genesis Photonics Inc.Inventors: Tung-Lin Chuang, Yi-Ru Huang, Yu-Chen Kuo, Chih-Ming Shen, Tsung-Syun Huang, Jing-En Huang
-
Patent number: 11495146Abstract: An LED display is formed from a flexible transparent sheet substrate that is flexible and transparent; and a plurality of LED elements installed on one surface of the flexible transparent sheet substrate. In the LED display, the plurality of LED elements constitute a predetermined pattern of pixels on the flexible transparent sheet substrate, and using the LED elements, a predetermined moving image or still image is displayed on the one surface of the flexible transparent sheet substrate, and while the predetermined moving image or still image is being displayed on the one surface of the flexible transparent sheet substrate, form the one surface side of the flexible transparent sheet substrate, a landscape on the opposite side can be visually confirmed, and from the other surface side of the flexible transparent sheet substrate, a landscape on the opposite side can be visually confirmed.Type: GrantFiled: April 23, 2018Date of Patent: November 8, 2022Assignee: K Design Project Co., Ltd.Inventor: Yasuhiro Niibori
-
Patent number: 11462715Abstract: A display device in one embodiment according to the present invention includes a first region including a light emitting layer, a first nitride insulating layer over the light emitting layer, a first organic insulating layer over the first nitride insulating layer, a second nitride insulating layer over the first organic insulating layer, and a third nitride insulating layer over the second nitride insulating layer. The second nitride insulating layer is in contact with the first organic insulating layer and the third nitride insulating layer. An absolute value of a stress of the second nitride insulating layer is greater than or equal to an absolute value of a stress of the first nitride insulating layer and less than an absolute value of a stress of the third nitride insulating layer.Type: GrantFiled: August 27, 2020Date of Patent: October 4, 2022Assignee: Japan Display Inc.Inventors: Hiroki Ohara, Akinori Kamiya
-
Patent number: 11444255Abstract: A flexible display device is manufactured with high yield. A display device having high resistance to repeated bending is provided. The display device is manufactured by forming a separation layer over a support substrate; forming, over the separation layer, an inorganic insulating layer including a first portion and a second portion; forming a display element over the inorganic insulating layer to be overlapped with the first portion; forming a connection electrode over the inorganic insulating layer to be overlapped with the second portion; sealing the display element; separating the support substrate and the inorganic insulating layer using the separation layer; attaching a substrate to the inorganic insulating layer to be overlapped with the first portion; and etching the second portion using the substrate as a mask to expose the connection electrode.Type: GrantFiled: May 11, 2018Date of Patent: September 13, 2022Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.Inventors: Takaaki Nagata, Tatsuya Sakuishi, Kohei Yokoyama, Yasuhiro Jinbo, Taisuke Kamada, Akihiro Chida
-
Patent number: 11415291Abstract: Provided are a light-emitting device and a method of manufacturing the same. The light-emitting device includes a flexible surface light source curved in a desired shape, a first fixture that includes first and second positioning ribs, and has a first curved surface between the first and second positioning ribs, and a second fixture having a second curved surface. The method includes mounting the surface light source in a flat state on the first positioning rib and the second positioning rib such that the front or rear surface and the first curved surface face to each other across a space, bringing the second fixture close to the first fixture and pushing the surface light source toward the first fixture to curve the surface light source, and fixing the first and second fixtures together with the curved surface light source held therebetween.Type: GrantFiled: July 22, 2020Date of Patent: August 16, 2022Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Koichiro Ano, Hiroyuki Chikama, Kazuho Nakajima
-
Patent number: 11398592Abstract: A method for manufacturing a light emitting module includes: providing light emitting devices each including a light emitting element having an upper surface, a lateral surface, and an electrode positioned on the upper surface, a first light reflective member arranged on the lateral surface of the light emitting element, and a metal film formed on upper surfaces of the electrode and the first light reflective member; placing the light emitting devices on a light guide plate with gaps between the light emitting devices, with the metal films of the light emitting devices facing upward; forming masks respectively covering the metal films; forming a second light reflective member in the gaps between the light emitting devices on the light guide plate; removing the masks; and forming, on the light emitting devices and on the second light reflective member, wiring segments that connect to the metal films.Type: GrantFiled: September 24, 2020Date of Patent: July 26, 2022Assignee: NICHIA CORPORATIONInventors: Koji Taguchi, Masaaki Katsumata
-
Patent number: 11398524Abstract: A chip-on-board type photoelectric device exemplarily includes: a package substrate, provided with a chip mounting region, a first electrode and a second electrode, the first and second electrodes being arranged spaced from each other at a periphery of the chip mounting region; first photoelectric chips, arranged in the chip mounting region to form inwardly concave strip-shaped patterns as mutually spaced first color temperature regions, and electrically connected between the first and second electrodes to form at least one first photoelectric chip string; and second photoelectric chips, arranged in the chip mounting region to form second color temperature regions. A light-emitting color temperature of each the second color temperature region is higher than that of each the first color temperature region. The second photoelectric chips are electrically connected between the first and second electrodes to form second photoelectric chip strings. A good uniformity of light mixing can be achieved.Type: GrantFiled: October 3, 2021Date of Patent: July 26, 2022Assignee: KAISTAR LIGHTING (XIAMEN) CO., LTD.Inventors: Chen Chu, Gang Wang
-
Patent number: 11374133Abstract: A method for forming electrical contacts for a solar cell and a solar cell formed using the method is provided. The method includes forming a first metal layer over predefined portions of a surface of the solar cell; depositing a carbon nanotube layer over the first metal layer; and forming a second metal layer over the carbon nanotube layer, wherein the first metal layer, the carbon nanotube layer, and the second metal layer form a first metal matrix composite layer that provides electrical conductivity and mechanical support for the metal contacts.Type: GrantFiled: June 17, 2016Date of Patent: June 28, 2022Assignee: UNM RAINFOREST INNOVATIONSInventors: Sang M. Han, Omar Abudayyeh, David Wilt, Nathan Gapp
-
Patent number: 11374208Abstract: A method of manufacturing a display apparatus includes: forming a plurality of displays including a light-emitting diode on a surface of a first mother substrate; preparing a second mother substrate; forming a first sealed area on a surface of at least one of the first mother substrate or the second mother substrate, wherein the first sealed area surrounds each of the plurality of displays and includes a frit; firstly bonding the first mother substrate to the second mother substrate by melting the frit in the first sealed area by radiating a first laser beam; and secondly bonding the first mother substrate to the second mother substrate by forming a second sealed area in which the frit and the first mother substrate, and/or the frit and the second mother substrate, are melted and mixed with each other by radiating a second laser beam partially in the first sealed area.Type: GrantFiled: March 11, 2020Date of Patent: June 28, 2022Assignee: Samsung Display Co., Ltd.Inventors: Taekyu Kim, Kwangbok Kim, Wonhee Lee
-
Patent number: 11362244Abstract: A light-emitting diode display having sub-pixel regions is provided. Each of the sub-pixel region includes a substrate, first and second electrodes, a light-emitting diode, and at least one blocking wall. The substrate has an active device. The first and second electrodes are separately disposed on the substrate. The first electrode is electrically connected to the active device, and a horizontal distance between the first and second electrodes is W1. The light-emitting diode is disposed on the substrate and includes a semiconductor stack, and first and second pads. The first pad contacts the first electrode, the second pad contacts the second electrode, and a maximum thickness of the semiconductor stack is H1. The blocking wall is disposed on the substrate and located between the first and second pads to prevent a contact therebetween. A height of the blocking wall is H2 and a width thereof is W2. H2?½H1, and W2?W1.Type: GrantFiled: July 9, 2020Date of Patent: June 14, 2022Assignee: Au Optronics CorporationInventors: Yi-Fen Lan, Tsung-Tien Wu
-
Patent number: 11333896Abstract: The systems and methods discussed herein are for the fabrication of diffraction gratings, such as those gratings used in waveguide combiners. The waveguide combiners discussed herein are fabricated using nanoimprint lithography (NIL) of high-index and low-index materials in combination with and directional etching high-index and low-index materials. The waveguide combiners can be additionally or alternatively formed by the directional etching of transparent substrates. The waveguide combiners that include diffraction gratings discussed herein can be formed directly on permanent transparent substrates. In other examples, the diffraction gratings can be formed on temporary substrates and transferred to a permanent, transparent substrate.Type: GrantFiled: June 27, 2019Date of Patent: May 17, 2022Assignee: Applied Materials, Inc.Inventors: Ludovic Godet, Wayne McMillan, Rutger Meyer Timmerman Thijssen
-
Patent number: 11322665Abstract: A converter layer bonding device, and methods of making and using the converter layer bonding device are disclosed. A converter layer bonding device as disclosed herein includes a release liner and an adhesive layer coating the release liner, the adhesive layer is solid and non-adhesive at room temperature, and is adhesive at an elevated temperature above room temperature.Type: GrantFiled: May 14, 2020Date of Patent: May 3, 2022Assignee: Lumileds LLCInventors: Emma Dohner, Grigoriy Basin, Daniel B. Roitman, Vernon K. Wong
-
Patent number: 11319486Abstract: A ceramic complex that has improved optical characteristics including luminous efficiency is provided. A method for producing a ceramic complex, including: preparing a molded body containing rare earth aluminum garnet fluorescent material, aluminum oxide, and lutetium oxide, and having a content of the rare earth aluminum garnet fluorescent material in a range of 15% by mass or more and 50% by mass or less, and a content of the lutetium oxide in a range of 0.2% by mass or more and 4.5% by mass or less, based on the total amount of the rare earth aluminum garnet fluorescent material, the aluminum oxide, and the lutetium oxide; and calcining the molded body in an air atmosphere to provide a ceramic complex having a relative density in a range of 90% or more and less than 100%.Type: GrantFiled: December 5, 2019Date of Patent: May 3, 2022Assignee: NICHIA CORPORATIONInventors: Masaki Kondo, Shozo Taketomi, Takafumi Sumie, Seigo Sunagawa, Hirofumi Ooguri
-
Patent number: 11312803Abstract: The present invention pertains to a vinylidene fluoride polymer, to a process for manufacturing said vinylidene fluoride polymer and to an article comprising said vinylidene fluoride polymer.Type: GrantFiled: December 18, 2017Date of Patent: April 26, 2022Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Ségolène Brusseau, Julio A. Abusleme
-
Patent number: 11315898Abstract: A method for fastening a semiconductor chip on a substrate and an electronic component are disclosed. In an embodiment a method includes providing a semiconductor chip, applying a solder metal layer sequence on the semiconductor chip, providing a substrate, applying a metallization layer sequence on the substrate, applying the semiconductor chip on the substrate via the solder metal layer sequence and the metallization layer sequence and heating the applied semiconductor chip on the substrate for fastening the semiconductor chip on the substrate. The solder metal layer may include a first metallic layer comprising an indium-tin alloy, a barrier layer arranged above the first metallic layer and a second metallic layer comprising gold arranged between the barrier layer and the semiconductor chip, wherein an amount of substance of the gold in the second metallic layer is greater than an amount of substance of tin in the first metallic layer.Type: GrantFiled: June 6, 2018Date of Patent: April 26, 2022Assignee: OSRAM OLED GMBHInventors: Klaus Mueller, Andreas Ploessl, Mathias Wendt
-
Patent number: 11305465Abstract: A method for manufacturing a phosphor sheet is provided. In the method, a particulate phosphor and a particulate transparent medium are mixed to a first light transmissive resin in a liquid state. The first light transmissive resin containing the phosphor and the transparent medium in the liquid state is supplied into a lower mold of a mold, and the mold is closed. The first light transmissive resin containing the phosphor and the transparent medium in the liquid state is changed to a solid state having a predetermined thickness by applying a heat and a pressure to the first light transmissive resin containing the phosphor and the transparent medium in the liquid state.Type: GrantFiled: February 22, 2019Date of Patent: April 19, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Tadashi Ono, Makoto Kitazume
-
Patent number: 11309470Abstract: An array substrate and a method of fabricating the array substrate are disclosed. The array substrate includes a substrate including a plurality of pixel units arranged in an array. Each of the pixel units has a first electrode and a second electrode, and a first gap is provided between the first electrode and the second electrode. A bonding adhesive is disposed at the first gap. A micro light-emitting diode is disposed on the first electrode, the second electrode, and the bonding adhesive to prevent a failure of the micro light-emitting diode and improve product yield.Type: GrantFiled: November 11, 2019Date of Patent: April 19, 2022Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yong Fan
-
Patent number: 11302889Abstract: A flexible display module and a method for manufacturing the same solve a problem that the existing flexible display module is easy to be failure after being bent. The flexible display module includes: a flexible glass layer; and a display panel disposed inside the flexible glass layer.Type: GrantFiled: July 30, 2019Date of Patent: April 12, 2022Assignee: Yungu (Gu'an) Technology Co., Ltd.Inventors: Kun Hu, Hao Feng, Pengle Dang, Lu Rao, Bo Yuan, Shixing Cai
-
Patent number: 11264409Abstract: There is provided an array base plate, including: a substrate; a first patterned part disposed on the substrate and adjacent to an encapsulation region of the substrate; a second patterned part disposed on the substrate, in a same layer as the first patterned part and adjacent to the first patterned part; wherein the first patterned part includes a through part on its side close to the second patterned part. There is also provided a manufacturing method for manufacturing the array base plate, and a display panel including the array base plate.Type: GrantFiled: May 31, 2019Date of Patent: March 1, 2022Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Nini Bai, Feng Kang, Liangliang Liu, Liang Tang, Zhiyong Xue, Hailong Li
-
Patent number: 11257705Abstract: A method of selecting semiconductor chips includes: A) providing the semiconductor chips in a composite, B) producing a cohesive, mechanical first connection between the semiconductor chips and a carrier film, C) singulating the semiconductor chips, wherein the carrier film mechanically connects the semiconductor chips to one another after singulation, D) selectively weakening the first connection between some singulated semiconductor chips and the carrier film, depending on electro-optical and/or electrical properties of the semiconductor chips, and E) removing the semiconductor chips whose first connection is selectively weakened from the carrier film.Type: GrantFiled: January 24, 2018Date of Patent: February 22, 2022Assignee: OSRAM OLED GmbHInventors: Daniel Richter, Gunnar Petersen, Konrad Wagner
-
Patent number: 11143913Abstract: A display apparatus and a backlight unit thereof. The display apparatus includes: a frame; a plurality of light emitting diodes regularly arranged on the frame; an optical part disposed above the plurality of light emitting diodes and including a display panel and at least one of a phosphor sheet and an optical sheet; and a light guide plate disposed between the frame and the optical part to cover the plurality of light emitting diodes, wherein the light guide plate is formed with light source grooves placed corresponding to locations of the plurality of light emitting diodes, respectively, such that light emitted from each of the light emitting diodes enters the corresponding light source groove to spread light in a lateral direction when the light enters the light guide plate, thereby enabling use of a direct type backlight unit without a separate lens.Type: GrantFiled: November 10, 2017Date of Patent: October 12, 2021Assignee: Seoul Semiconductor Co., Ltd.Inventor: Eun Ju Kim
-
Patent number: 11121059Abstract: The present invention concerns a power module composed of a first and second parts (100a, 100b), the first part being composed of conductor layers and insulation layers, characterized in that a first conductor layer is on bottom of the first part, the second part is composed of at least one second conductor layer, the first and/or the second conductor layers comprise cavities that form pipes (300a, 300b) when the first and second conductor layers are in contact, and in that the first and the second conductor layers are bonded together by a metal plating (400a, 400g) of the walls of the pipes.Type: GrantFiled: May 1, 2018Date of Patent: September 14, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Roberto Mrad, Stefan Mollov