Electroluminescent Lamp Patents (Class 427/66)
-
Patent number: 12022376Abstract: The UE(130) is configured to receive a control parameter (5013) from a network in a first connection with the network. The UE(130) is further configured to selectively bar access of the UE(130) to the network for a subsequent second connection based on the control parameter (5013).Type: GrantFiled: October 7, 2016Date of Patent: June 25, 2024Assignee: Sony Group CorporationInventors: Anders Berggren, Lars Nord, Brian Martin, Yuxin Wei
-
Patent number: 11993839Abstract: A mask has a mask pattern region and a non-mask pattern region located at a peripheral of the mask pattern region. The mask pattern region includes at least one effective mask region. In any effective mask region, the mask includes a plurality of evaporation holes and at least one shielding; strip. Each shielding, strip is located between two adjacent evaporation holes. The mask has at least one welding region in the non-mask pattern region. A thickness of a portion of the mask in the non-mask pattern region and at least in the welding region is greater than a thickness of the shielding strip of the mask in the effective mask region, and the thickness refers to a dimension of the corresponding portion along a direction perpendicular to a plane where the mask is located.Type: GrantFiled: March 11, 2020Date of Patent: May 28, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yong Zheng, Shuai Du, Wenbiao Ding
-
Patent number: 11957000Abstract: An organic light emitting diode display panel in this disclosure comprises a base substrate, an array layer disposed on the base substrate, and a planarization layer disposed on the array layer. The OLED display panel further comprises anodes disposed on the planarization layer, and a pixel definition layer located between the anodes adjacent to each other. A luminescent layer, a cathode, and an encapsulation layer are provided on the anodes. A preparation material of the pixel definition layer is a light-shading material. By the pixel definition layer made of a light-shading material, the light shading effect of the OLED display panel is greatly enhanced, and the influence of the lateral light leakage of the OLED display panel on the TFT device is prevented.Type: GrantFiled: October 21, 2020Date of Patent: April 9, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Letao Zhang, Liangfen Zhang
-
Patent number: 11877503Abstract: Provided is a mother substrate comprising a glass substrate including a plurality of cutting lines, an organic film overlapping the plurality of cutting lines on the glass substrate, and a plurality of cells spaced apart from each other with each of the plurality of cutting lines therebetween on the glass substrate.Type: GrantFiled: August 5, 2021Date of Patent: January 16, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Seung Han Paek, Hyun Jin An, Kyung Jae Yoon, Jeon Phill Han
-
Patent number: 11805678Abstract: A display device includes: a substrate comprising a first display area and a second display area, the first display area comprising a transparent area and the second display area being arranged to surround at least a portion of the first display area; a first pixel in the first display area and comprising a first pixel electrode, a first intermediate layer, and a first opposite electrode; and a second pixel in the second display area and comprising a second pixel electrode, a second intermediate layer, and a second opposite electrode, wherein each of the first intermediate layer and the second intermediate layer comprises a first section having a portion where a thickness thereof is constant and a second section where the thickness thereof is variable.Type: GrantFiled: October 19, 2020Date of Patent: October 31, 2023Assignee: Samsung Display Co., Ltd.Inventors: Seil Kim, Daewon Baek, Sangmin Yi, Jungwoo Ko, Hongkyun Ahn, Jongdae Lee
-
Patent number: 11800744Abstract: A display panel includes a first defining layer, a first recessed layer, a flat layer, and a pixel unit layer that are laminated on a base substrate in sequence. The pixel unit layer includes a plurality of sub-pixels. The first defining layer defines one or more defining regions on the base substrate, and the one or more defining regions corresponding to part or all of the plurality of sub-pixels. A surface of the first recessed layer in each defining region is recessed.Type: GrantFiled: March 31, 2020Date of Patent: October 24, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bowen Liu, Yubao Kong, Xuewu Xie
-
Patent number: 11605757Abstract: The present invention relates to a display device and, in particular, to a display device using a semiconductor light emitting diode. A display device according to the present invention comprises a substrate having a plurality of metal pads; and a plurality of semiconductor light emitting diodes electrically connected to the metal pads through self-assembly.Type: GrantFiled: August 22, 2016Date of Patent: March 14, 2023Assignee: LG ELECTRONICS INC.Inventors: Changseo Park, Kiseong Jeon, Jinhong Park, Hwankuk Yuh
-
Patent number: 11538799Abstract: Provided are a display including a very-small light-emitting diode (LED) and a method of manufacturing the same. The display includes a panel in which a first signal line and a second signal line are disposed in a lattice form, an LED module including an electrode assembly having a first electrode connected to the first signal line and the second signal line and a second electrode connected to a ground, and a plurality of very-small LEDs connected to the first electrode and the second electrode, and two or more switches which connect the first signal line and the second signal line to the first electrode, wherein the second electrode is connected to a common electrode formed on the panel, at least one other LED module is grounded to the common electrode, and the two or more switches selectively provide a current supplied through the first signal line to the first electrode on the basis of a signal of the first signal line and a signal of the second signal line.Type: GrantFiled: December 28, 2020Date of Patent: December 27, 2022Assignee: Samsung Display Co., Ltd.Inventors: Young Rag Do, Yeon Goog Sung
-
Patent number: 11499235Abstract: A metal sheet has a longitudinal direction and a width direction. The metal sheet has shapes in the width direction that are taken at different positions in the longitudinal direction of the metal sheet and differ from one another. Each of the shapes is an undulated shape including protrusions and depressions repeating in the width direction of the metal sheet. A length in the width direction of a surface of the metal sheet is a surface distance. A minimum value of surface distances at different positions in the longitudinal direction of the metal sheet is a minimum surface distance. A ratio of a difference between a surface distance and the minimum surface distance to the minimum surface distance is an elongation difference ratio in the width direction. A maximum value of elongation difference ratios is less than or equal to 2×10?5.Type: GrantFiled: May 29, 2020Date of Patent: November 15, 2022Assignee: TOPPAN PRINTING CO., LTD.Inventor: Mikio Shinno
-
Patent number: 11502275Abstract: The present disclosure provides a display panel including a substrate, an organic electroluminescent device, and an absorbing layer, wherein the organic electroluminescent device is arranged on the substrate, and the absorbing layer covers the organic electroluminescent device and the substrate. The absorbing layer includes an oxygen absorbing layer and a photocatalytic layer for catalyzing water decomposition, the photocatalytic layer covers the organic electroluminescent device and the substrate around the organic electroluminescent device, and the oxygen absorbing layer is covered on the photocatalytic layer and the substrate around the photocatalytic layer.Type: GrantFiled: April 4, 2019Date of Patent: November 15, 2022Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Yunjin Chen, Yuchun Feng, Shanshan Yang, Moli Sun, Ting Cui
-
Patent number: 11342541Abstract: A method of fabricating a light emitting display panel. The method includes providing a substrate having a display area and a peripheral area, the substrate including a pixel definition layer for defining a plurality of subpixel apertures for a light emitting layer in the display area; attaching a solvent vapor compensation reservoir to the peripheral area of the substrate, the solvent vapor compensation reservoir having one or more ink droplet receiving grooves configured to receive an ink droplet and a connection layer, the solvent vapor compensation reservoir removably attached to the peripheral area of the substrate through the connection layer; dispensing ink droplets into the plurality of subpixel apertures and the one or more ink droplet receiving grooves; drying the ink droplets dispensed into the plurality of subpixel apertures and the one or more ink droplet receiving grooves; and removing the solvent vapor compensation reservoir from the substrate.Type: GrantFiled: October 25, 2018Date of Patent: May 24, 2022Assignee: BOE Technology Group Co., Ltd.Inventor: Chengyuan Luo
-
Patent number: 11248138Abstract: A printing ink formulation includes a functional material and a solvent being evaporable from the printing ink formulation to form a functional material thin film. The solvent is formed by mixing at least two organic solvents including a first solvent and a second solvent. The solvent system containing at least two solvents can effectively dissolve the functional material without the need of adding an additive, and can also effectively prevent the occurrence of a “coffee-ring effect”, and accordingly, the thin film containing a uniform thickness and a strong electron transmission capability can be obtained.Type: GrantFiled: November 23, 2017Date of Patent: February 15, 2022Assignee: Guangzhou Chinaray Optoelectronic Materials Ltd.Inventors: Junyou Pan, Xi Yang, Xiaolin Yan
-
Patent number: 11233078Abstract: An image sensing device in which overlay pixels are formed in a dummy pixel region is disclosed. The image sensing device includes a first dummy pixel region including a first micro-lens, a second dummy pixel region surrounding the first dummy pixel region and formed without micro-lens, and a third dummy pixel region surrounding the second dummy pixel region and including a plurality of second micro-lenses. A center point of the first micro-lens is aligned with a center point of the first photoelectric conversion element, and a center point of the second micro-lenses is shifted in a certain direction from a center point of the third photoelectric conversion elements.Type: GrantFiled: November 29, 2018Date of Patent: January 25, 2022Assignee: SK hynix Inc.Inventor: Sung Wook Cho
-
Patent number: 11217777Abstract: A display apparatus includes: a display element configured to emit light; a first refractive layer on the display element and having an opening corresponding to the display element; a light extraction pattern located inside the opening of the first refractive layer; and a second refractive layer on the first refractive layer, the second refractive layer covering the first refractive layer and the light extraction pattern.Type: GrantFiled: December 17, 2019Date of Patent: January 4, 2022Assignee: Samsung Display Co., Ltd.Inventors: Chiwook An, Soonil Jung, Sanghyun Choi
-
Patent number: 11158827Abstract: An IR organic photoelectric device having a simplified device structure may include an anode and a cathode facing each other and an infrared absorption and hole transport composite monolayer between the anode and the cathode. An organic image sensor including the IR organic photoelectric device may include an absorption layer between the infrared absorption and hole transport composite monolayer and the cathode.Type: GrantFiled: May 24, 2019Date of Patent: October 26, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-Seok Leem, Gae Hwang Lee, Sung Young Yun, Kwang Hee Lee, Yong Wan Jin
-
Patent number: 11092841Abstract: A color filter includes a substrate including pixel areas and a light-shielding area which is disposed between adjacent pixels areas; and a color conversion layer which color-converts incident light of an incident color and emits color-converted light toward the substrate, the color conversion layer including a first color conversion pattern in a first pixel area among the pixel areas and with which the incident light of the incident color is converted into light of a first color; and a second color conversion pattern in a second pixel area among the pixel areas and with which the incident light of the incident color is converted into light of a second color; and a partition wall in the light-shielding area and between the first color conversion pattern and the second color conversion pattern, the partition wall including a light-scattering material which scatters light incident thereto.Type: GrantFiled: February 15, 2019Date of Patent: August 17, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seungin Baek, Mira Gwon, Gunshik Kim, Youngeun Park, Junghwan Lee, Yunmo Chung, Sujin Choi, Younho Han, Jungbae Song, Daewoo Lee
-
Patent number: 11081679Abstract: The present invention relates to a method for forming an organic EL element having at least one pixel type comprising at least three different layers including a hole injection layer (HIL), a hole transport layer (HTL) and an emission layer (EML), characterized in that the HIL, the HTL and the EML of at least one pixel type are obtained by depositing inks wherein the layers are annealed after said depositing steps in a first, second and third annealing step and the difference of the annealing temperature of the first and of the second annealing step is below 35° C., preferably below 30° C., more preferably below 25° C. and the annealing temperature of the third annealing step is no more than 5° C.Type: GrantFiled: January 29, 2018Date of Patent: August 3, 2021Assignee: Merck Patent GmbHInventors: Hsin-Rong Tseng, Thorsten Schenk, Peter Levermore, Anja Jatsch
-
Patent number: 11063026Abstract: A method of manufacturing a display module is provided. The method may include providing a substrate including a pixel region on which a plurality of electrodes are disposed and a peripheral region that is a region other than the pixel region on the substrate; forming an adhesive layer on the pixel region of the substrate; transferring a plurality of micro light emitting diodes (LEDs) onto the adhesive layer; pre-curing the adhesive layer to shift the adhesive layer on the pixel region to the peripheral region; and bonding the plurality of micro LEDs to the plurality of electrodes.Type: GrantFiled: March 4, 2020Date of Patent: July 13, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eunhye Kim, Doyoung Kwag, Byungchul Kim, Sangmoo Park, Minsub Oh, Dongyeob Lee, Yoonsuk Lee
-
Patent number: 11056600Abstract: Provided is a photoelectric conversion element including a first electrode, an electron-transporting layer, a hole-transporting layer, and a second electrode, wherein the hole-transporting layer and the second electrode are in contact with each other, and the hole-transporting layer satisfies the following formula: 0%<Rc(50)?0.75% where an average thickness of the hole-transporting layer is determined as X (nm), and Rc(50) is a ratio of an area of projected parts that are projected from a standard line towards the second electrode, where the standard line is present at a position that is away, by X+50 (nm), from an opposite surface of the hole-transporting layer to a surface of the hole-transporting layer in contact with the second electrode.Type: GrantFiled: March 13, 2019Date of Patent: July 6, 2021Assignee: Ricoh Company, Ltd.Inventors: Tetsuya Honda, Masana Shiba, Yuuji Tanaka, Nozomu Tamoto, Tamotsu Horiuchi
-
Patent number: 11031704Abstract: A cable can be used to facilitate electrical connections between electrical components. The cable can include a plurality of cable strands forming a void space. An adhesive paste can be applied within the void space. The adhesive paste can include a plurality of metallic nanoparticles. The metallic nanoparticles can fuse with each other and with the plurality of cable strands when energy is applied the connector and the cable. The metallic nanoparticles can include a surfactant, which can be displaced as pressure is applied. Heat can be applied to the adhesive paste to fuse the metallic nanoparticles.Type: GrantFiled: July 25, 2017Date of Patent: June 8, 2021Assignee: Lockheed Martin CorporationInventors: Randall Mark Stoltenberg, Alfred Zinn
-
Patent number: 11005018Abstract: A semiconductor continuous array layer comprising: an array of multiple semiconductor units; a sidewall of each semiconductor unit is surrounded by a semi-cured material or a cured material connecting the semiconductor units together to form a semiconductor continuous array; wherein multiple voids or air gaps are enclosed by the semi-cured material or the cured material within the semiconductor continuous array or around the edge of the semiconductor continuous array.Type: GrantFiled: November 20, 2018Date of Patent: May 11, 2021Inventor: Chen-Fu Chu
-
Patent number: 10994242Abstract: An inkjet printing apparatus includes a first stage on which a substrate is disposed, an ink storage portion including ink and a plurality of pollutant adsorption balls dispersed in the ink, a head portion including a nozzle configured to eject the ink supplied from the ink storage portion to the substrate, and a gas discharging portion disposed on a side of the ink storage portion.Type: GrantFiled: July 1, 2019Date of Patent: May 4, 2021Inventor: Yoonho Kang
-
Patent number: 10916704Abstract: Embodiments of the disclosed subject matter provide systems and methods of depositing a film on a selective area of a substrate. A first jet of a first material may be ejected from a first nozzle assembly of a jet head having a plurality of nozzle assemblies to form a first portion of a film deposition on the substrate. A second jet of a second material may be ejected from a second nozzle assembly of the plurality of nozzle assemblies, the second nozzle assembly being aligned with the first nozzle assembly parallel to a direction of motion between the plurality of nozzle assemblies and the substrate, and the second material being different than the first material. The second material may react with the first portion of the film deposition to form a composite film deposition on the substrate when using reactive gas precursors.Type: GrantFiled: March 5, 2019Date of Patent: February 9, 2021Assignee: Universal Display CorporationInventors: Michael Hack, William E. Quinn, Gregory McGraw, William T. Mayweather, III, Julia J. Brown
-
Patent number: 10903451Abstract: An organic light-emitting display device can include a first passivation layer that covers a first area of a substrate and a second area adjacent to the first area, an organic light-emitting diode that lies on the first passivation layer in the first area of the substrate, and a protective layer that covers the organic light-emitting diode and is located in the first area of the substrate.Type: GrantFiled: December 19, 2018Date of Patent: January 26, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Jaesung Lee, Jonghyeok Im, Dohyung Kim, Seungwon Yoo
-
Patent number: 10892430Abstract: An optoelectronic component with a cathode and an anode and a layer system between the cathode and the anode is provided. The optoelectronic component having multiple electroactive layers, wherein the component can be produced by a method in which an inductively doped mixed layer is generated between at least two layers made of semiconductor materials.Type: GrantFiled: October 13, 2017Date of Patent: January 12, 2021Assignee: INURU GMBHInventors: Patrick Barkowski, Marcin Ratajczak
-
Patent number: 10885881Abstract: Provided are a flexible display device and a control method thereof. The flexible display device includes: a base substrate; a display component located on the base substrate; a top-layer cover plate, configured to package the display component; a deformation layer, configured to create a deformation to drive the flexible display device to deform; and a control element, located on the base substrate and configured to control a deformation variable of the deformation layer.Type: GrantFiled: May 7, 2018Date of Patent: January 5, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yanan Jia, Xue Dong, Haisheng Wang, Yingming Liu, Rui Xu, Changfeng Li, Yuzhen Guo, Lijun Zhao, Yanling Han, Pinchao Gu, Yunke Qin, Jing Lv, Chun Wei Wu
-
Patent number: 10879496Abstract: This organic EL element comprises a first light emitting unit that contains a red phosphorescent light emitting layer and a green phosphorescent light emitting layer, a second light emitting unit that contains a blue fluorescent light emitting layer, and a third light emitting unit that contains a blue fluorescent light emitting layer; and this organic EL element has a structure in which a positive electrode, the third light emitting unit, a second charge generating layer, the second light emitting unit, a first charge generating layer, the first light emitting unit and a negative electrode are sequentially laminated in this order. The white light obtained through light emission of the first, second and third light emitting units has one peak wavelength within the red wavelength range, one peak wavelength within the green wavelength range, and one or two peak wavelengths within the blue wavelength range.Type: GrantFiled: April 14, 2017Date of Patent: December 29, 2020Assignee: LUMIOTEC INC.Inventors: Mitsuru Morimoto, Junichi Tanaka
-
Patent number: 10879129Abstract: A method includes forming a pattern-reservation layer over a semiconductor substrate. The semiconductor substrate has a major surface. A first self-aligned multi-patterning process is performed to pattern a pattern-reservation layer. The remaining portions of the pattern-reservation layer include pattern-reservation strips extending in a first direction that is parallel to the major surface of the semiconductor substrate. A second self-aligned multi-patterning process is performed to pattern the pattern-reservation layer in a second direction parallel to the major surface of the semiconductor substrate. The remaining portions of the pattern-reservation layer include patterned features. The patterned features are used as an etching mask to form semiconductor nanowires by etching the semiconductor substrate.Type: GrantFiled: November 13, 2019Date of Patent: December 29, 2020Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ching-Feng Fu, De-Fang Chen, Yu-Chan Yen, Chia-Ying Lee, Chun-Hung Lee, Huan-Just Lin
-
Patent number: 10868096Abstract: A display device includes: a substrate; an inorganic insulating layer arranged in a display region, the inorganic insulating layer having a lower valley as an opening or a groove arranged in a region between a first pixel circuit and a second pixel circuit adjacent to each other; a first organic planarization layer arranged over entire regions of the first pixel circuit and the second pixel circuit, the first organic planarization layer filling the lower valley; and a connection wire arranged on the first organic planarization layer, the connection wire connecting the first pixel circuit to the second pixel circuit.Type: GrantFiled: February 27, 2019Date of Patent: December 15, 2020Inventors: Juchan Park, Sunho Kim, Sunhee Lee
-
Patent number: 10840314Abstract: Disclosed are an electroluminescent display device and a method of manufacturing the same. The electroluminescent display device includes a first bank on a substrate, an anode electrode extending to one side and another side of the first bank in an area exposed by the first bank, a second bank on each of one side and another side of the anode electrode, a light emitting layer on an upper surface of the anode electrode exposed by the second bank, and a cathode electrode on the light emitting layer. Since the anode electrode is provided on the first bank, the anode electrode is prevented from being damaged in a process of patterning the first bank.Type: GrantFiled: April 18, 2019Date of Patent: November 17, 2020Assignee: LG DISPLAY CO., LTD.Inventors: SeungHan Paek, Jeongwon Lee, Jonghoon Yeo, Jihoon Lee
-
Patent number: 10840318Abstract: An organic light emitting display device is provided as follows. A first thin film transistor having a first semiconductor pattern is disposed on a substrate. A second thin film transistor having a second semiconductor pattern is disposed on the substrate. An insulating layer covers the first thin film transistor and the second thin film transistor. At least one first dummy hole passing through the insulating layer overlaps the first semiconductor pattern of the first thin film transistor. At least one second dummy hole passing through the insulating layer overlaps the second semiconductor pattern of the second thin film transistor. Numbers or sizes of the at least one first dummy hole and the at least one second dummy hole are different from each other.Type: GrantFiled: March 10, 2017Date of Patent: November 17, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Deokhoi Kim, Seunggyu Tae
-
Patent number: 10832111Abstract: A security medallion for a portable object may include a housing and a mechanical interface formed in the housing that may be configured to receive a laptop lock. The security medallion may also include a circuit board positioned within the housing that may be operable to provide electronic monitoring of the security medallion. The security medallion may further include a power source positioned within the housing and coupled to the circuit board, and an attachment member supported on the housing and having an adhesive configured to selectively bond to the portable object. The adhesive may be releasable from the portable object by application of a release means.Type: GrantFiled: January 2, 2020Date of Patent: November 10, 2020Inventor: Marc Tobias
-
Patent number: 10826130Abstract: The present application discloses a negative active material and a preparation method thereof and a secondary battery. The negative active material comprises: lithium pre-intercalated silicon-containing materials; and a polymer coating layer coated on an outer surface of each particle of the lithium pre-intercalated silicon-containing materials. The negative active material can improve the first coulombic efficiency of the secondary battery, inhibit the volume expansion of the secondary battery and improve the cycle performance of the secondary battery. The preparation method of the negative electrode plate is simple, environment-friendly, and suitable for mass production.Type: GrantFiled: February 28, 2017Date of Patent: November 3, 2020Assignee: NINGDE AMPEREX TECHNOLOGY LIMITEDInventor: Qisen Huang
-
Patent number: 10790338Abstract: An organic-EL display apparatus comprises an organic layer for each of a plurality of pixels each comprising at least three sub-pixels having substantially rectangular shapes. A first sub-pixel and a second sub-pixel are arranged in parallel with each other such that a long side of the first sub-pixel and a long side of the second sub-pixel are substantially parallel with each other; and a long side of a third sub-pixel is substantially parallel with a short side of each of the first and second sub-pixels. In the first and second sub-pixel, a variation in a thickness of the organic layer through a long-side direction is larger than a variation in the thickness through a short-side direction; and in the third sub-pixel, a variation in a thickness of the organic layer through a short-side direction is larger than a variation in the thickness through a long-side direction.Type: GrantFiled: July 5, 2017Date of Patent: September 29, 2020Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventor: Nobuo Saito
-
Patent number: 10775024Abstract: A phosphor layer comprising a phosphor plate adhesively formed by a phosphor powder and an adhesive agent. The phosphor plate has a front side and a back side. The phosphor layer also has particles which are fixedly connected to the front and/or back side of the phosphor plate. Also provided in the present invention are a phosphor component, a corresponding light source, a projection system, and a method for manufacturing the phosphor layer. The phosphor component prevents adhesion between the phosphor plate and substrates thereof in high temperature conditions. A manufacturing method for the phosphor layer includes forming a phosphor plate by adhesively fixing a phosphor powder by an adhesive agent, the phosphor plate having a front side and a back side, and fixedly connecting at least one particle to the front and/or back side of the phosphor plate.Type: GrantFiled: June 16, 2017Date of Patent: September 15, 2020Assignee: APPOTRONICS CORPORATION LIMITEDInventors: Yi Yang, Yi Li, Huai Tang, Xiliang Wu
-
Patent number: 10693080Abstract: Provided is a solvent for organic transistor production. The solvent has excellent solubility for organic semiconductor materials and enables formation of an organic transistor having high crystallinity. The solvent according to the present invention for organic transistor production includes a solvent A represented by Formula (a). In the formula, Ring Z represents a ring selected from an aromatic carbon ring, a 5- to 7-membered alicyclic carbon ring, and a 5- to 7-membered heterocyclic ring; R1 represents a group selected from oxo, thioxy, —ORa, —SRa, —O(C?O)Ra, —RbO(C?O)Ra, and substituted or unsubstituted amino; and R2 represents a group selected from hydrogen, C1-C7 alkyl, aryl, and —ORa, where R1 and R2 may be linked to each other to form a ring with one or more carbon atoms constituting Ring Z.Type: GrantFiled: November 13, 2014Date of Patent: June 23, 2020Assignee: DAICEL CORPORATIONInventors: Youji Suzuki, Takeshi Yokoo, Yasuyuki Akai
-
Patent number: 10672342Abstract: A display device is disclosed. The display device of the present invention may comprise: a substrate including a display area and a non-display area adjacent to the display area; an anode electrode being positioned in the display area; an organic light emitting layer being layered on the anode electrode, the organic light emitting layer being positioned in the display area; a cathode electrode being layered on the organic light emitting layer; and a gate driver being positioned in the display area.Type: GrantFiled: June 5, 2018Date of Patent: June 2, 2020Assignee: LG ELECTRONICS INC.Inventors: Wontae Kim, Heumseok Baek, Jongup Lee, Insuk Jeong, Jeonghwan Hwang
-
Patent number: 10672848Abstract: A display device including a substrate, a source electrode and a drain electrode on the substrate, the source electrode and the drain electrode being spaced apart from each other, a first planarization layer on the source electrode and the drain electrode, a second planarization layer on the first planarization layer, and a first electrode on the second planarization layer. A step difference between a top of the first planarization layer and a top of the drain electrode is 100 ? or less.Type: GrantFiled: June 22, 2017Date of Patent: June 2, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeon Bum Lee, Hyoeng Ki Kim, Kyong Heon Lee, Dong Ki Lee, Eon Joo Lee, Jin Whan Jung
-
Patent number: 10644082Abstract: An organic EL element includes a planarized layer arranged on a substrate, an insulation layer which is arranged on the planarized layer with the region corresponding to a subpixel of the planarized layer left exposed at least partly, a pixel electrode which has an opening that defines the region corresponding to the subpixel and which is arranged on a bank arranged on the insulation layer and on the exposed part of the planarized layer, a transparent conductive layer arranged on the pixel electrode, an emission layer arranged in the opening and above at least the transparent conductive layer, and a counter electrode arranged above the emission layer. The insulation layer is interposed between a bottom of the bank and the planarized layer. An upper surface of the planarized layer is coated with at least one of the pixel electrode and the insulation layer.Type: GrantFiled: October 2, 2017Date of Patent: May 5, 2020Assignee: JOLED INC.Inventors: Kazuhiro Yokota, Hideyuki Shirahase, Takahiro Komatsu, Masaki Nishimura
-
Patent number: 10566534Abstract: Systems and arrangements of OVJP deposition devices are provided, in which one or more organic material crucibles are directly attached to an injection block and a print head without the need for external delivery components such as feedtubes. Each crucible may be hermetically sealed until it is attached to the injection block, allowing for a single device to provide for storage, transport, and deposition of the organic material.Type: GrantFiled: October 12, 2016Date of Patent: February 18, 2020Assignee: Universal Display CorporationInventors: Matthew King, William E. Quinn, Gregory McGraw, Siddharth Harikrishna Mohan, Elliot H. Hartford, Jr., Benjamin Swedlove, Gregg Kottas, Tomasz Trojacki, Julia J. Brown
-
Patent number: 10557046Abstract: To provide a film-forming ink and a film formation method, capable of making the dimensional accuracy of a film to be formed excellent by increasing the apparent liquid droplet amount of a film-forming ink to be supplied as a liquid droplet into an opening part included in a partition wall, and also to provide a device with a film and an electronic apparatus, each of which has a film formed using the film formation method. A film-forming ink of the invention includes a film-forming material and a liquid medium in which the film-forming material is dissolved or dispersed, wherein the liquid medium contains a first component which has a boiling point at an atmospheric pressure of 200° C. or higher and a second component which has a boiling point at an atmospheric pressure lower than the first component.Type: GrantFiled: November 30, 2015Date of Patent: February 11, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Takuya Sonoyama, Koji Imamura, Shotaro Watanabe
-
Patent number: 10541285Abstract: The present disclosure relates to a pixel isolation bank and a method of manufacturing the same. A pixel isolation bank, comprising a first lyophobic layer located at a predetermined height of the pixel isolation bank.Type: GrantFiled: May 30, 2018Date of Patent: January 21, 2020Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Huifeng Wang, Jing Gan
-
Patent number: 10522601Abstract: In accordance with an exemplary embodiment of the present disclosure, a method of manufacturing an organic light-emissive display can be provided. A plurality of electrodes can be provided on a substrate. A first hole conducting layer can be deposited via inkjet printing over the plurality of electrodes on the substrate. A liquid affinity property of selected surface portions of the first hole conducting layer can be altered to define emissive layer confinement regions. Each emissive layer confinement region can have a portion that respectively corresponds to each of the plurality of electrodes provided on the substrate. An organic light-emissive layer can be deposited via inkjet printing within each emissive layer confinement region.Type: GrantFiled: March 17, 2017Date of Patent: December 31, 2019Assignee: Kateeva, Inc.Inventor: Conor F. Madigan
-
Patent number: 10508333Abstract: A heating apparatus including a side wall heat insulator configured to provide an inner space for receiving a reaction tube, an upper wall heat insulator covering a top portion of the side wall heat insulator, a heat generation part in an inner surface of the side wall heat insulator, and a heat compensating part on a lower surface of the upper wall heat insulator, the heat compensating part including a reflection surface in a first region on the lower surface of the upper wall heat insulator, the first region having a first emissivity less than an emissivity of the upper wall heat insulator may be provided.Type: GrantFiled: January 27, 2017Date of Patent: December 17, 2019Assignees: Samsung Electronics Co., Ltd., Sungkyunkwan University's Research & Business FoundationInventors: Byeong-Hoon Kim, Byung-Hwan Kong, Sung-Han Lee, Sun Cho, Seung-Hwan Kang, Seung-Ho Lee, Han-Seo Ko
-
Patent number: 10497841Abstract: Embodiments of a display device including barrier layer coated quantum dots and a method of making the barrier layer coated quantum dots are described. Each of the barrier layer coated quantum dots includes a core-shell structure and a hydrophobic barrier layer disposed on the core-shell structure. The hydrophobic barrier layer is configured to provide a distance between the core-shell structure of one of the quantum dots with the core-shell structures of other quantum dots that are in substantial contact with the one of the quantum dots. The method for making the barrier layer coated quantum dots includes forming reverse micro-micelles using surfactants and incorporating quantum dots into the reverse micro-micelles. The method further includes individually coating the incorporated quantum dots with a barrier layer and isolating the barrier layer coated quantum dots with the surfactants of the reverse micro-micelles disposed on the barrier layer.Type: GrantFiled: October 31, 2018Date of Patent: December 3, 2019Assignee: Nanosys, Inc.Inventors: Jason Hartlove, Veeral Hardev, Shihai Kan, Jian Chen, Jay Yamanaga, Christian Ippen, Wenzhou Guo, Charles Hotz, Robert Wilson
-
Patent number: 10476042Abstract: The present disclosure provides a display-substrate motherboard, a display substrate, a method for manufacturing the same and a display apparatus. The display-substrate motherboard includes a base substrate, an inorganic layer on the base substrate, a plurality of spaced display components on the inorganic layer, and a protection pattern on the inorganic layer. The protection pattern covers a laser cutting area between the plurality of spaced display components.Type: GrantFiled: June 7, 2018Date of Patent: November 12, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tao Wang, Tao Sun, Song Zhang
-
Patent number: 10344372Abstract: A deposition apparatus includes a deposition source containing a deposition material, the deposition source including a center area between two outer areas along a first direction, and a plurality of spray nozzles arranged on the center area of the deposition source along the first direction, the plurality of spray nozzles being configured to spray the deposition material toward a surface substrate, wherein the spray nozzles include first and second spray nozzles, the first spray nozzles having terminal ends thereof parallel to and facing the surface of the substrate, and the second spray nozzles having terminal ends thereof at an oblique angle with respect to the surface of the substrate.Type: GrantFiled: August 13, 2013Date of Patent: July 9, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Sang-Shin Lee
-
Patent number: 10305038Abstract: An application surface of a base material includes one or more heads provided with a plurality of nozzle holes configured to discharge the droplets and configured to move in a predetermined direction relative to the base material, and a rotation mechanism configured to change, when the application surface is regarded as a plane, a pitch between the plurality of nozzle holes in the predetermined direction by rotating the head with respect to a perpendicular line standing on the plane as a rotation axis.Type: GrantFiled: April 28, 2017Date of Patent: May 28, 2019Assignee: SHARP KABUSHIKI KAISHAInventor: Masaki Hiruoka
-
Patent number: 10263120Abstract: An embodiment is a semiconductor device which includes a first oxide semiconductor layer over a substrate having an insulating surface and including a crystalline region formed by growth from a surface of the first oxide semiconductor layer toward an inside; a second oxide semiconductor layer over the first oxide semiconductor layer; a source electrode layer and a drain electrode layer which are in contact with the second oxide semiconductor layer; a gate insulating layer covering the second oxide semiconductor layer, the source electrode layer, and the drain electrode layer; and a gate electrode layer over the gate insulating layer and in a region overlapping with the second oxide semiconductor layer. The second oxide semiconductor layer is a layer including a crystal formed by growth from the crystalline region.Type: GrantFiled: January 29, 2018Date of Patent: April 16, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Shunpei Yamazaki
-
Patent number: 10263185Abstract: A method of manufacturing an OLED display deposits an OLED material onto an electrode surface of a substrate through a mask while moving a linear source having nozzles in a first direction. The mask has holes in a surface facing the linear source. Each hole has a first opening and a larger second opening located between the first opening and the linear source. ?T<90??M and SX>D1×tan ?M are satisfied. D1 is a distance from the first opening to the electrode surface. ?M is the largest incident angle in the first direction of the OLED material. SX is a distance in the first direction from an edge of the first opening to an adjacent sub-pixel electrode. ?T is a taper angle defined by a line connecting the edge of the first opening and the edge of the second opening and the first direction.Type: GrantFiled: March 28, 2018Date of Patent: April 16, 2019Assignee: TIANMA JAPAN LTD.Inventors: Yojiro Matsueda, Kenichi Takatori