Organic Semiconductor Material Patents (Class 257/40)
-
Patent number: 11690251Abstract: An organic light-emitting display device includes a driving transistor configured to control current to an organic light-emitting diode from a power voltage line, a compensation transistor configured to diode-connect the driving transistor in response to a voltage applied to a compensation gate electrode of the driving transistor, and a gate insulating layer interposed between a driving active region of the driving transistor and the driving gate electrode, and between a compensation active region of the compensation transistor and the compensation gate electrode. A dielectric constant in a first portion of the gate insulating layer between the driving active region and the driving gate electrode is greater than a dielectric constant in a second portion of the gate insulating layer between the compensation active region and the compensation gate electrode.Type: GrantFiled: December 4, 2020Date of Patent: June 27, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sangjin Park, Youngdae Kim, Jeongseon Kim, Sangjin Lee, Ahyeon Lee
-
Patent number: 11690260Abstract: The present disclosure provides a display panel and a display device. The display panel includes pixel circuits arranged in a matrix, and a blocking unit. Each pixel circuit includes: a driving transistor; a first switch transistor; a second switch transistor; and a third switch transistor. The blocking unit is configured to receive a fixed potential signal, and at least a partial area of the blocking unit is located between a first semiconductor connection portion and a second semiconductor connection portion, the first semiconductor connection portion is connected between a second electrode of the first switch transistor and a gate electrode of the driving transistor, and the second semiconductor connection portion is electrically connected between a first electrode of the second switch transistor and a data line.Type: GrantFiled: September 13, 2021Date of Patent: June 27, 2023Assignees: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCHInventors: Lijing Han, Xian Chen, Yu Xin
-
Patent number: 11690235Abstract: A transistor device (10) is disclosed comprising a source electrode (14) a drain electrode (12) and an enzyme (31) for facilitating generation of a charge carrier from an analyte. The transistor device also comprises a polymer layer (30) for retaining the enzyme (31), the polymer layer (30) being conductive to the charge carrier. The device also comprises an ohmic conductor (32) in contact with said polymer layer (30) for applying a gate voltage to said polymer layer (30). The device also comprises an organic semiconducting layer (18) connecting the source electrode (14) to the drain electrode (12). Also disclosed is a method of making and using the device (10).Type: GrantFiled: April 9, 2021Date of Patent: June 27, 2023Assignee: Life Science Biosensor Diagnostics Pty LtdInventors: Paul Dastoor, Warwick Belcher
-
Patent number: 11683976Abstract: A display apparatus includes a base layer including device counterparts and bridges, the bridges being located around the device counterparts and connecting the device counterparts to each other, an inorganic insulating layer located over the base layer and having openings exposing at least a portion of at least one of the bridges, organic layers filling the openings, wires located over the organic layers, display devices located over the device counterparts, and encapsulation films each of which has a form of an island to correspond to a corresponding one of the device counterparts, each of the encapsulation films including a first inorganic encapsulation film covering a corresponding one of the display devices, an organic encapsulation film located over the first inorganic encapsulation film, and a second inorganic encapsulation film covering the organic encapsulation film and contacting the first inorganic encapsulation film outside of the organic encapsulation film.Type: GrantFiled: December 28, 2020Date of Patent: June 20, 2023Assignee: Samsung Display Co., Ltd.Inventors: Woongsik Kim, Junhyeong Park, Minwoo Kim
-
Patent number: 11683948Abstract: An organic EL element includes a pixel electrode, a light emitting function layer that is formed on the pixel electrode, an electron injection layer formed on the light emitting function layer, and a counter electrode that is formed on the electron injection layer and that has semi-transmissive reflectivity, in which the counter electrode contains a reductive material that reduces material of the electron injection layer and Ag with atomic ratio of 75% or more, and an adsorption layer is formed on the counter electrode.Type: GrantFiled: November 3, 2020Date of Patent: June 20, 2023Assignee: SEIKO EPSON CORPORATIONInventors: Koya Shiratori, Yuki Hanamura, Tsutomu Asakawa
-
Patent number: 11683980Abstract: The present invention relates to a condensed fluorene derivative comprising a hetero ring, and, more specifically, relates to an intermediate for producing a hetero-ring compound able to exhibit the outstanding element characteristic of a long life and outstanding luminance and light-emission efficiency when used as an organic light-emitting material.Type: GrantFiled: June 10, 2015Date of Patent: June 20, 2023Assignee: SFC CO., LTD.Inventors: Soon-Wook Cha, Ju-man Song, Yu-rim Lee, Sang-Woo Park, Hee-Dae Kim, Seok-Bae Park
-
Patent number: 11683955Abstract: Provided are a light absorber represented by Formula 1 and an organic electroluminescence device including a light absorption layer including the light absorber: In Formula 1, X1 is O or S.Type: GrantFiled: July 25, 2018Date of Patent: June 20, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sanghyun Han, Jongwoo Kim, Eunjae Jeong, Youngkook Kim, Seokhwan Hwang
-
Patent number: 11679719Abstract: A vehicular display system includes an electronic control unit (ECU) and a plurality of cameras disposed at the vehicle. The cameras capture image data and provide captured image data to the ECU. The system includes a video display screen and a video mirror display screen that are operable to display video images derived from video images provided by the ECU. When the vehicle is traveling forward at a speed below a threshold speed, the ECU generates rearward view video images derived from image data captured by a rearward viewing camera and provides the rearward view video images to the video display screen. When the vehicle is traveling forward at a speed at or above the threshold speed, the ECU generates rearward view video images derived from image data captured by a rearward viewing camera and provides the rearward view video images to the video mirror display screen.Type: GrantFiled: February 3, 2022Date of Patent: June 20, 2023Assignee: Magna Mirrors of America, Inc.Inventors: Rodney K. Blank, Christopher R. Koetje
-
Patent number: 11673895Abstract: The present disclosure relates to an organic compound having a fused aromatic or hetero aromatic ring including a carbazole or fluorene moiety and a group having excellent charge mobility property, and a light emitting diode and a light emitting device having the organic compound. The organic compound can be applied into the light emitting diode by using solution process and has very deep HOMO energy level. When the organic compound is applied into a chare transfer layer, a HOMO energy level bandgap between the charge transfer layer and an emitting material layer is reduced so that holes and electrons can be injected into the emitting material layer in a balanced manner.Type: GrantFiled: December 4, 2019Date of Patent: June 13, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Na-Yeon Lee, Hye-Li Min
-
Patent number: 11673863Abstract: An organic compound with high heat resistance is provided. A light-emitting device with high emission efficiency and high reliability is provided. An organic compound represented by General Formula (G0) is provided. In General Formula (G0), any one of R1 to R5 represents General Formula (A), and each of the others of R1 to R5, R6 to R13, R21 to R29, R31 to R39, and R41 to R48 independently represents hydrogen, an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 3 to 6 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 13 carbon atoms. R21 and R22 may be bonded to each other to form a spiro ring.Type: GrantFiled: July 9, 2020Date of Patent: June 13, 2023Inventors: Anna Tada, Sachiko Kawakami, Takumu Okuyama, Tsunenori Suzuki, Satoshi Seo
-
Patent number: 11674080Abstract: Disclosed are a transition metal complex, a polymer, a mixture, a composition and the use thereof, wherein the transition metal complex has a structure of the general formula as shown in formula (1): The transition metal complex has a novel structure, and is an iridium (III) complex comprising rigid cycloalkyl groups. Since this type of auxiliary ligand increases the rigidity and symmetry of a molecule, the rigidity of a molecule is increased relative to a common ligand without the cycloalkyl groups, and as such, the whole complex has better chemical, optical, electrical and thermal stabilities. At the same time, since the modification occurs on the auxiliary ligand, the effect on the wavelength of the luminous maximum peak caused by a main ligand is relatively low, and therefore, a saturated luminous color may be retained.Type: GrantFiled: December 6, 2018Date of Patent: June 13, 2023Assignee: GUANGZHOU CHINARAY OPTOELECTRONIC MATERIALS LTD.Inventors: Chi Ming Leung, Hong Huang, Junyou Pan
-
Patent number: 11678535Abstract: A display panel includes a substrate including a first area including a transmission area, a second area, and a third area, the second area and the third area being adjacent to the first area; a first pixel group and a second pixel group each disposed in the first area, the transmission area being disposed between the first pixel group and the second pixel group; first connection lines extending in a first direction and electrically connected to first pixels of the first pixel group; second connection lines extending in the first direction and electrically connected to second pixels of the second pixel group; and third connection lines extending in a second direction and disposed in the third area, the third connection lines being electrically connected to the first connection lines and the second connection lines.Type: GrantFiled: December 9, 2020Date of Patent: June 13, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junghoon Shim, Wonkyu Kwak, Sunghwan Kim
-
Patent number: 11678541Abstract: A display device includes a display panel including a display region, a first terminal region and a second terminal region facing each other across the display region, a first high power supply trunk wiring line disposed between the display region and the first terminal region, a second high power supply trunk wiring line disposed between the display region and the second terminal region, and a high power supply voltage line. The first high power supply trunk wiring line is connected via the first terminal region to a high power supply voltage source, and the second high power supply trunk wiring line is connected to the high power supply voltage source via the second terminal region and a flexible cable connected to the second terminal region.Type: GrantFiled: March 30, 2018Date of Patent: June 13, 2023Assignee: SHARP KABUSHIKI KAISHAInventor: Kiyoshi Nakagawa
-
Patent number: 11678577Abstract: Provided are an organic electronic element including an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device including the organic electronic element, wherein the organic material layer includes each of the compounds represented by Formulas 1 and 2 and the driving voltage of the organic electronic element is lowered, and the luminous efficiency and lifetime of the element are improved.Type: GrantFiled: March 25, 2021Date of Patent: June 13, 2023Assignee: DUK SAN NEOLUX CO., LTD.Inventors: Yun Suk Lee, Nam Geol Lee, Jae Wan Jang, Jae Duk Yoo, Soung Yun Mun
-
Patent number: 11678499Abstract: Arrangements for phosphorescent blue emissive materials, layers, and devices are provided. The arrangements include a host having first a triplet energy level of at least 2.8 eV and an absolute difference of not more than 0.3 eV between the first singlet and triplet energy levels, and an emitter that includes an emissive transition metal complex and a first triplet energy level of at least 2.7 eV.Type: GrantFiled: July 27, 2018Date of Patent: June 13, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Nicholas J. Thompson, Jerald Feldman, Julia J. Brown
-
Patent number: 11678560Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.Type: GrantFiled: November 23, 2020Date of Patent: June 13, 2023Assignee: LG Display Co., Ltd.Inventors: Young-Nam Lim, Hyun-Chul Choi, Kwan-Soo Kim, Seok-Hyun Kim, Jae-Hyeon Kim
-
Patent number: 11678533Abstract: A display device includes an array substrate including a pixel array disposed on a base substrate, a side terminal disposed on the base substrate, and a transfer wiring electrically connected to the side terminal and the pixel array, the array substrate having an inclined side surface, and a conductive connection pad including a first portion disposed on the inclined side surface of the array substrate to contact the side terminal and a second portion disposed on a lower surface of the array substrate. The first portion and the second portion are connected to each other.Type: GrantFiled: July 31, 2020Date of Patent: June 13, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung-Soo Ryu, Sanghyeon Song, Donghyun Lee
-
Patent number: 11678505Abstract: Provided are a curable composition and a display device which include a hygroscopic particle comprising a metal core and a silane surface modification part connected to the metal core, to provide an encapsulation part having excellent anti-moisture and optical properties.Type: GrantFiled: September 30, 2020Date of Patent: June 13, 2023Assignee: LG DISPLAY CO., LTD.Inventors: SungHee Kim, JaeBin Song, SuYeon Lee, JungHyuk Park, SungDoo Back, JaeMin Myoung
-
Patent number: 11678564Abstract: An organometallic compound and an organic light-emitting device including the same are provided. The organometallic compound may be represented by Formula 1. In the compound of Formula 1, M11 may be selected from platinum (Pt), palladium (Pd), copper (Cu), silver (Ag), gold (Au), rhodium (Rh), iridium (Ir), ruthenium (Ru), osmium (Os), titanium (Ti), zirconium (Zr), hafnium (Hf), europium (Eu), terbium (Tb), and thulium (Tm). The structural characteristics of the organometallic compound may promote energy transfer, improve luminescent efficiency, and implement high color purity when applied to an organic light-emitting device.Type: GrantFiled: November 19, 2018Date of Patent: June 13, 2023Assignee: Samsung Display Co., Ltd.Inventors: Mina Jeon, Soobyung Ko, Sungbum Kim, Heechoon Ahn, Mieun Jun, Junghoon Han, Youngkook Kim, Seokhwan Hwang
-
Patent number: 11678556Abstract: A display apparatus includes a substrate, a display unit, a first wire unit, and a dummy unit. The substrate includes a first area, a second area, and a bending area. The bending area is disposed between a first area and a second area. The display unit is disposed in the first area. The first wire unit is electrically connected to the display unit and includes a plurality of first wires disposed on the substrate over the first area, the bending area, and the second area. The plurality of first wires include a plurality of holes disposed in the bending area and spaced apart from each other by a first pitch. The dummy wire unit includes a plurality of dummy wires disposed in the bending area.Type: GrantFiled: June 30, 2021Date of Patent: June 13, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Changkyu Jin, Wonkyu Kwak, Kwangmin Kim, Kiwook Kim, Dongsoo Kim, Joongsoo Moon, Hyunae Park, Jieun Lee
-
Patent number: 11678529Abstract: Provided are a display device and a method of manufacturing the display device. The display device includes a substrate including a display area and a peripheral area outside the display area, a plurality of data lines disposed in the display area, a plurality of lines disposed in the display area, respectively connected to the plurality of data lines, and configured to respectively transmit a data signal from a driving circuit disposed in the peripheral area to the plurality of data lines, an insulating layer covering the plurality of lines; and a light-emitting element disposed on the insulating layer, wherein each of the plurality of lines comprises a plurality of branches branched in a direction crossing an extending direction of the line, and a black layer is disposed on an insulating layer at a position corresponding to an interval between a plurality of adjacent branches in a vertical direction.Type: GrantFiled: April 23, 2021Date of Patent: June 13, 2023Assignee: Samsung Display Co., Ltd.Inventors: Seungbae Kang, Heesung Yang, Woojin Cho, Byoungkwon Choo
-
Patent number: 11678496Abstract: Composite materials including a thin-film layer of lateral p-n junctions can be employed in circuits or various components of electrical devices. A composite material comprises a thin-film layer including p-type regions alternating with n-type regions along a face of the thin-film layer, the p-type regions comprising electrically conductive particles dispersed in a first organic carrier and the n-type regions comprising electrically conductive particles dispersed in a second organic carrier, wherein p-n junctions are established at interfaces between the p-type and n-type regions.Type: GrantFiled: July 29, 2021Date of Patent: June 13, 2023Inventor: David Carroll
-
Patent number: 11678547Abstract: A display device includes: a substrate; a first thin film transistor and a second thin film transistor arranged over the substrate; a display element connected to the first thin film transistor; a wiring connected to the second thin film transistor and including a first wiring layer and a second wiring layer; a pattern insulating layer arranged between the first wiring layer and the second wiring layer; a planarization layer covering the wiring; and a connection electrode arranged on the planarization layer and connected to the first wiring layer and the second wiring layer respectively through a first contact hole and a second contact hole.Type: GrantFiled: May 24, 2021Date of Patent: June 13, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyungjin Jeon, Joonseok Park, Soyoung Koo, Myounghwa Kim, Eoksu Kim, Taesang Kim, Hyungjun Kim, Yeonkeon Moon, Geunchul Park, Sangwoo Sohn, Junhyung Lim, Hyelim Choi
-
Patent number: 11678565Abstract: The present invention includes novel heterocyclic materials for use as blue phosphorescent materials in OLED devices. The materials are based on carbene and heterocyclic 5-membered ring linked ligands, which may be complexed to a transition metal via a metal-carbon (carbene) bond and a metal-nitrogen covalent bond.Type: GrantFiled: June 5, 2018Date of Patent: June 13, 2023Assignee: Universal Display CorporationInventors: Tongxiang (Aaron) Lu, George Fitzgerald, Morgan C. MacInnis, Paul M. Lahti
-
Patent number: 11678546Abstract: An array substrate, a manufacturing method thereof and a display panel are provided. The array substrate includes sub-pixel units, and each sub-pixel unit includes a light emitting region and a non-light emitting region; each sub-pixel unit includes a light emitting element, the light emitting element includes a light emitting layer and a first electrode, and at least a part of the first electrode is in the light emitting region. A plurality of first wires are configured to supply a power signal to the light emitting element and include a first sub-wire; the first sub-wire includes a plurality of portions, adjacent two of the plurality of portions are spaced apart from each other by an opening in the light emitting region; at least a part of an orthographic projection of the opening on the array substrate does not overlap with an orthographic projection of the first electrode on the array substrate.Type: GrantFiled: May 12, 2022Date of Patent: June 13, 2023Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Tingliang Liu, Zhen Zhang, Ke Dai
-
Patent number: 11672173Abstract: An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode; a second electrode facing the first electrode; a first layer between the first electrode and the second electrode, the first layer including a first compound; a second layer between the first layer and the second electrode, the second layer including a second compound; and a third layer between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *?N—*? as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C:Type: GrantFiled: November 18, 2021Date of Patent: June 6, 2023Assignee: Samsung Display Co., Ltd.Inventors: Seulong Kim, Younsun Kim, Dongwoo Shin, Jungsub Lee, Naoyuki Ito, Jino Lim
-
Patent number: 11672145Abstract: A device is disclosed. In an embodiment the device includes an anode, an organic active layer above the anode, an organic layer sequence above the organic active layer, a metallic layer above the organic layer sequence and a cathode above the metallic layer, wherein the metallic layer includes Yb.Type: GrantFiled: February 22, 2022Date of Patent: June 6, 2023Assignee: Pictiva Displays International LimitedInventors: Dominik Pentlehner, Andreas Rausch, Ulrich Niedermeier, Julia Desjardins
-
Patent number: 11672135Abstract: Provided is a display device containing quantum dots. A display device includes a display area. The display area has a light emitting device in which a first electrode, a layer between the first electrode and an emitting layer, the emitting layer, a layer between the emitting layer and a second electrode, and the second electrode are stacked in this order on a substrate. The emitting layer is formed of an inorganic layer containing quantum dots, and the light emitting device is a top emission device. A thin film transistor connected to the light emitting device is preferably an n-ch TFT.Type: GrantFiled: November 7, 2018Date of Patent: June 6, 2023Assignee: NS MATERIALS INC.Inventors: Akiharu Miyanaga, Tetsuji Ito, Mayuko Watanabe
-
Patent number: 11672143Abstract: An organic light emitting diode display device includes a substrate, a first pixel structure, a second pixel structure, a thin film encapsulation structure, and a functional module. The substrate includes a display region and a module region. The display region includes a first pixel region, and the module region includes a second pixel region and a transmissive region. The first pixel structure is disposed in the first pixel region on the substrate. The second pixel structure is disposed in the second pixel region on the substrate. The thin film encapsulation structure is disposed on the first and second pixel structures, and includes a plurality of scatterers in the first module region. The functional module is disposed in the module region on a bottom surface of the substrate.Type: GrantFiled: November 6, 2020Date of Patent: June 6, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Hyun Choi, Jin Koo Chung
-
Patent number: 11672141Abstract: A display apparatus includes a substrate including a bent area between a first area and a second area, and bent about a bending axis, a display unit over an upper surface of the substrate at the first area, and a protective film over a lower surface of the substrate that is opposite to the upper surface, and including an opening corresponding to the bent area, wherein an inner side surface of the opening is inclined with respect to the lower surface of the substrate.Type: GrantFiled: April 6, 2020Date of Patent: June 6, 2023Assignee: Samsung Display Co., Ltd.Inventors: Junghoon Han, Kwansu Kim, Yongjin Kim, Jiseok Ryu, Jinwoo Park
-
Patent number: 11672190Abstract: An electronic synaptic device includes: a lower electrode; an upper electrode; and an active layer provided between the lower electrode and the upper electrode and including a plurality of conductive nanoparticles, wherein the conductive nanoparticles are dispersed in a matrix forming a continuous phase, and the matrix is composed of a protein. The electronic synaptic device has a low switching operation voltage, is capable of implementing a transition phenomenon from a short term potentiation state to a long term potentiation state even with a relatively low voltage, and has high stability; and, therefore, can be preferably applied as a memristive device for implementing neuromorphic computing.Type: GrantFiled: May 10, 2021Date of Patent: June 6, 2023Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITYInventors: Tae Whan Kim, Jeong Woon Lee, Beom Hui Yoo, Si Hyun Sung
-
Patent number: 11664409Abstract: A light emitting diode (LED) stack for a display including a substrate, a first LED stack disposed on the substrate, a second LED stack disposed on the first LED stack, a third LED stack disposed on the second LED stack, a first color filter interposed between the first LED stack and the second LED stack, and a second color filter interposed between the second LED stack and the third LED stack, in which the second LED stack and the third LED stack are configured to transmit light generated from the first LED stack to the outside, and the third LED stack is configured to transmit light generated from the second LED stack to the outside.Type: GrantFiled: July 2, 2021Date of Patent: May 30, 2023Assignee: Seoul Viosys Co., Ltd.Inventors: Jong Hyeon Chae, Chung Hoon Lee, Seong Gyu Jang, Chang Yeon Kim, Ho Joon Lee
-
Patent number: 11665950Abstract: An object of the present invention is to provide a display device capable of achieving both an effect of preventing reflection of external light and improvement in utilization efficiency of light emitted from a light emitting element. An electroluminescent display device includes a substrate having a plurality of light emitting elements using electroluminescence, a ?/4 wavelength plate, and a polarizing plate including a patterned polarizing layer in this order, in which the patterned polarizing layer has a region A having a polarization degree of less than 80% and a region B having a polarization degree of 80% or more, and further, a position of the region A of the patterned polarizing layer corresponds to a position of the light emitting element of the electroluminescent substrate.Type: GrantFiled: September 14, 2020Date of Patent: May 30, 2023Assignee: FUJIFILM CorporationInventor: Takashi Yonemoto
-
Patent number: 11662775Abstract: A display apparatus includes: a display panel including a light emitting structure and including a main display area, a left edge display area adjacent to the main display area, and a right edge display area adjacent to the main display area; and a first pattern film attached under the display panel and overlapping with the main display area and the left and right edge display areas, the first pattern film having a stiffness higher than a stiffness of the display panel, and a stress dispersing portion is located on the first pattern film.Type: GrantFiled: June 22, 2020Date of Patent: May 30, 2023Assignee: Samsung Display Co., Ltd.Inventor: Kwang Jin Jeong
-
Patent number: 11662853Abstract: A display device includes a controller, a frame, a display panel, an FPC and a force sensing structure; wherein the FPC is disposed on a back side of the display panel and electrically connected to the display panel, and the back side of the display panel is a side opposite to a light-emitting surface of the display panel; the force sensing structure is disposed on the FPC and electrically connected to the controller by the FPC; and the frame is disposed on a side, distal from the display panel, of the FPC, and a specified distance exists between the frame and the force sensing structure.Type: GrantFiled: August 12, 2019Date of Patent: May 30, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenxiao Niu, Lianbin Liu, Xu Lu, Hengzhen Liang, Qing Gong, Fan Li, Hui Wen, Wen Xu
-
Patent number: 11665930Abstract: A display device includes: a first substrate; a poly-silicon layer disposed on the first substrate; a first metal layer disposed on the poly-silicon layer and including a gate electrode; a first insulating layer disposed on the first metal layer; a second insulating layer disposed on the first insulating layer; a second metal layer covering a part of the second insulating layer; and a light emitting diode unit electrically connected to a first portion of the second metal layer, wherein a thickness of the second insulating layer under the second metal layer is larger than a thickness of the second insulating layer uncovered with the second metal layer.Type: GrantFiled: March 25, 2022Date of Patent: May 30, 2023Assignee: INNOLUX CORPORATIONInventors: Kuang-Pin Chao, Yun-Sheng Chen, Ming-Chien Sun
-
Patent number: 11665959Abstract: The present disclosure relates to the field of organic electroluminescence technology, and in particular to a compound, an organic electroluminescent device, and a display equipment. The compound of the present disclosure has the structure shown in Formula (I).Type: GrantFiled: December 31, 2019Date of Patent: May 30, 2023Assignees: WUHAN TIANMA MICROELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCHInventors: Lei Zhang, Wei Gao, Wenpeng Dai, Jinghua Niu
-
Patent number: 11665961Abstract: The present specification relates to a hetero-cyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.Type: GrantFiled: October 18, 2018Date of Patent: May 30, 2023Assignee: LT MATERIALS CO., LTD.Inventors: Hyun-Ju La, Yu-Jin Heo, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
-
Patent number: 11659765Abstract: The present invention relates to a composition for an organic optoelectronic element, and an organic optoelectronic element and a display device utilizing same, wherein the composition includes a first compound for an organic optoelectronic element, the first compound being represented by a combination of specific chemical formulae; and a second compound for an organic optoelectronic element, the second compound being represented by a different specific chemical formula.Type: GrantFiled: October 10, 2018Date of Patent: May 23, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Seungjae Lee, Hyung Sun Kim, Dong Wan Ryu, Juyeon Jung, Ho Kuk Jung, Changwoo Kim, Hyunjung Kim, Chang Ju Shin, Yongtak Yang, Sung-Hyun Jung
-
Patent number: 11659726Abstract: An organic electroluminescence display panel, a manufacturing method, a color shift reducing method, and a display device are provided. The display panel includes a flat surface portion and a curved surface portion. The hole transport layer of the display panel includes a common hole transport layer and hole transport units. The common hole transport layer is distributed in the flat surface portion and the curved surface portion. The hole transport units are disposed on the common hole transport layer and are in one-to-one relationship with sub-pixels of the two portions; the hole transport layer of the sub-pixel of at least one color has different thickness in the two portions; and the thickness of the hole transport layer of the sub-pixel is the sum of the thickness of the common hole transport layer in sub-pixel and the thickness of the hole transport unit of the sub-pixel.Type: GrantFiled: May 24, 2019Date of Patent: May 23, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiangrong Xie, Chao Kong, Kening Zheng, Yamin Yang
-
Patent number: 11659729Abstract: An electronic device substrate, a manufacturing method and a display device are provided. The electronic device substrate includes a base substrate, an organic encapsulation layer and a padding structure. The organic encapsulation layer is on the base substrate and includes a main part and an edge part; the padding structure on the base substrate protrudes from the base substrate; the edge part of the organic encapsulation layer at least partially covers the padding structure; with respect to the base substrate, a height of a part that is included by the padding structure and is away from the main part of the organic encapsulation layer is greater than a height of another part that is included by the padding structure and is close to the main part of the organic encapsulation layer.Type: GrantFiled: September 6, 2018Date of Patent: May 23, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qun Ma, Zhiming Cui, Dawei Wang
-
Patent number: 11659736Abstract: Disclosed is a light emitting display device which may block lateral leakage current. The light emitting display device includes electrode patterns arranged under a bank between adjacent subpixels so as to form a vertical channel, the bank covered by the electrode patterns functions as a gate insulating film and thus dielectric polarization occurs therein, and charges move from a common layer having high hole mobility to a common layer having low hole mobility, thereby being capable of preventing lateral leakage current.Type: GrantFiled: December 21, 2020Date of Patent: May 23, 2023Assignee: LG Display Co., Ltd.Inventor: Sung-Ji Yoon
-
Patent number: 11658138Abstract: Provided is a semiconductor device including a substrate, a passivation layer, and a connector. The passivation layer is disposed on the substrate. The connector is embedded in the passivation. An interface of the connector in contact with the passivation layer is uneven, thereby improving the structural stability of the connector. A method of manufacturing the semiconductor is also provided.Type: GrantFiled: February 24, 2022Date of Patent: May 23, 2023Assignee: Winbond Electronics Corp.Inventors: Yen-Jui Chu, Jin-Neng Wu
-
Patent number: 11659766Abstract: One embodiment of the present invention provides an organic semiconductor material for electron transport. The organic semiconductor material for electron transport may have a structure represented by the following Formula 1: wherein X1 and X2 each independently represent oxygen (O) or sulfur (S) and R1 and R2 each may independently contain a pyridine group, a dipyridylbenzene group, a fluoropyridine group, a diphenylthiazole group, a diphenyloxazole group, a triphenyldiazole group, a phenylthiadiazole group, a phenyloxadiazole group, a diphenyltriazole group, a pyrimidine group, a pyrimidylbenzene group, a phenylpyrimidine group, a diphenylphosphine oxide group, a diphenyltriazine group or a phenyltetrazine group.Type: GrantFiled: June 26, 2018Date of Patent: May 23, 2023Assignee: Daegu Gyeongbuk Institute of Science & TechnologyInventors: Youn Gu Lee, Seok Hoon Jang
-
Patent number: 11659748Abstract: Disclosed is a display device including a transistor, a light emitting element disposed on the transistor and including a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, a data line spaced apart from the light emitting element, and a shield electrode disposed at a same level of the first electrode. When viewed in a plan view, the shield electrode overlaps the data line and extends along the data line.Type: GrantFiled: December 16, 2020Date of Patent: May 23, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jung-Moo Hong, Sanghyun Jun, Gyeongnam Bang, Seongjun Lee
-
Patent number: 11659730Abstract: The disclosure provides a display panel and a manufacturing method thereof. The display panel includes a substrate, a luminescent layer, and an encapsulation layer. The encapsulation layer includes a plurality of protrusions or a plurality of recesses. The protrusions or the recesses are formed on a side of the encapsulation layer away from the substrate. Because the protrusions are formed from cured ink, a manufacturing process is simple and costs are reduced. Furthermore, the protrusions may increase a ratio of light usage of the display panel and improve display quality of the display panel.Type: GrantFiled: March 19, 2020Date of Patent: May 23, 2023Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Chao He
-
Patent number: 11659728Abstract: Disclosed are a display panel, a manufacturing method thereof and a display device. The display panel includes a substrate, multiple organic light emitting elements, and a film encapsulation layer. The film encapsulation layer covers more than one of the multiple organic light emitting elements, the film encapsulation layer includes a lens layer and a first cover layer, the lens layer is located on a side of the first cover layer facing the organic light emitting elements, materials of the lens layer and the first cover layer are both organic materials, a refractive index of the lens layer is M, a refractive index of the first cover layer is N, N<M, the lens layer includes multiple lenses, and a surface of each of the multiple lenses facing away from the organic light emitting elements is convex towards a side facing away from the multiple organic light emitting elements.Type: GrantFiled: June 29, 2020Date of Patent: May 23, 2023Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Yong Yuan, Guofeng Zhang
-
Patent number: 11659746Abstract: A first wiring line and a second wiring line are extended to an upper face of a resin substrate exposed from a slit formed in at least one layer of an inorganic insulating film, a first flattening film is provided within the slit which exposes the upper face of the resin substrate between the portions to which the first wiring line and the second wiring line are extended, and the first wiring line and the second wiring line are electrically connected to each other via a third wiring line provided between an end face of the first flattening film and the upper face of the resin substrate.Type: GrantFiled: March 9, 2018Date of Patent: May 23, 2023Assignee: SHARP KABUSHIKI KAISHAInventors: Takao Saitoh, Seiji Kaneko, Yohsuke Kanzaki, Masahiko Miwa, Masaki Yamanaka, Yi Sun
-
Patent number: 11659727Abstract: Disclosed is an electroluminescent display device including a first pixel including a first sub pixel configured to emit first colored light, a second sub pixel configured to emit second colored light, and a third sub pixel configured to emit third colored light, a first electrode in the first sub pixel, an emission layer on the first electrode, a second electrode on the emission layer, and a first charge blocking layer provided below the second electrode and configured to prevent a light emission in the emission layer, wherein the first electrode is electrically connected with a driving thin film transistor in a first contact area provided in the first sub pixel, and the first charge blocking layer is overlapped with the first contact area.Type: GrantFiled: September 11, 2020Date of Patent: May 23, 2023Assignee: LG Display Co., Ltd.Inventors: SeungMin Baik, JiYeon Park, Ho-Jin Kim
-
Patent number: 11653522Abstract: Disclosed is an electroluminescent display device (100) comprising a plurality of pixels (120) disposed on a substrate (110), each pixel being formed by one or more basic emitting zones (121a, b, c), every basic emitting zone having a base electrode (102a, b, c) disposed on said substrate (110) and an OLED stack (105) comprising an electroluminescent layer disposed on said base electrode (102a, b, c), the device (100) further comprising a common electrode (107) disposed on top of the OLED stack, said device being characterized in that: —two adjacent base electrodes (102a, 102b) belonging to two adjacent basic emitting zones (121a, b) are separated by a filler element having an insulating surface (103) which fills the zone (111) between said adjacent base electrodes (102a, 102b) and electrically insulates them from each other; at least the surface of said filler element having an insulating surface (103) in contact with the base electrodes (102a, 102b) is made of an insulating material; a separator (104) is siType: GrantFiled: April 4, 2019Date of Patent: May 16, 2023Assignee: MICROOLEDInventors: Gunther Haas, Sébastien Guillamet, Michael Thomschke, Robin Bonnet