Patents Issued in November 20, 2018
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Patent number: 10134733Abstract: A semiconductor device includes a semiconductor substrate and a control electrode provided on a first surface side of the semiconductor substrate. The semiconductor substrate includes a first area on the first surface side and two second areas on the first surface side of the first area. The two second areas are arranged along the first surface. The control electrode provided above a portion of the first area between the two second areas. The first area includes a main portion and a peripheral edge portion extending outward from the main portion along the first surface. A depth of the peripheral edge portion from the first surface is shallower than a depth of the main portion from the first surface; and the peripheral edge portion has a concentration of second conductivity type impurities lower than a concentration of the second conductivity type impurities at a surface of the main portion.Type: GrantFiled: September 7, 2016Date of Patent: November 20, 2018Assignee: TOSHIBA MEMORY CORPORATIONInventor: Hiroyuki Kutsukake
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Patent number: 10134734Abstract: Fin Field Effect Transistor (FET) (FinFET) complementary metal oxide semiconductor (CMOS) circuits with single and double diffusion breaks for increased performance are disclosed. In one aspect, a FinFET CMOS circuit employing single and double diffusion breaks includes a P-type FinFET that includes a first Fin formed from a semiconductor substrate and corresponding to a P-type diffusion region. The FinFET CMOS circuit includes an N-type FinFET that includes a second Fin formed from the semiconductor substrate and corresponding to an N-type diffusion region. To electrically isolate the P-type FinFET, first and second single diffusion break (SDB) isolation structures are formed in the first Fin on either side of a gate of the P-type FinFET. To electrically isolate the N-type FinFET, first and second double diffusion break (DDB) isolation structures are formed in the second Fin on either side of a gate of the N-type FinFET.Type: GrantFiled: June 30, 2016Date of Patent: November 20, 2018Assignee: QUALCOMM IncorporatedInventors: Jun Yuan, Yanxiang Liu, Kern Rim
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Patent number: 10134735Abstract: A heterogeneously integrated semiconductor devices includes a base substrate; a Ge-containing film formed on the base substrate; a PMOSFET transistor having a first fin formed on the Ge-containing film; and a NMOSFET transistor having a second fin formed on the Ge-containing film; wherein the PMOSFET transistor and the NMOSFET transistor compose a CMOS transistor, and the first fin comprises Ge-containing material and the second fin comprises a Group III-V compound.Type: GrantFiled: June 26, 2017Date of Patent: November 20, 2018Assignees: National Applied Research Laboratories, EPISTAR CorporationInventors: Shih-Pang Chang, Guang-Li Luo, Szu-Hung Chen, Wen-Kuan Yeh, Jen-Inn Chyi, Meng-Yang Chen, Rong-Ren Lee, Shih-Chang Lee, Ta-Cheng Hsu
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Patent number: 10134736Abstract: A method for fabricating a semiconductor device includes the steps of: providing a substrate having a cell region and a peripheral region; forming a first semiconductor layer, a second semiconductor layer, a third semiconductor layer, and a fourth semiconductor layer on the substrate; forming a thyristor on the cell region; removing the first semiconductor layer, the second semiconductor layer, the third semiconductor layer, and the fourth semiconductor layer on the peripheral region; and forming a metal oxide semiconductor (MOS) transistor on the peripheral region.Type: GrantFiled: April 21, 2017Date of Patent: November 20, 2018Assignees: UNITED MICROELECTRONICS CORP., Fujian Jinhua Integrated Circuit Co., Ltd.Inventors: Yukihiro Nagai, Le-Tien Jung
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Patent number: 10134737Abstract: An interconnect structure includes a lower interconnect layer, an intermediate interconnect layer, and an upper interconnect layer. First and second conductive lines in the lower interconnect layer extend generally in a first direction over a memory array region, and additional lower conductive lines in the lower interconnect layer extend generally in the first direction over a peripheral region. A first plurality of conductive line segments in the intermediate interconnect layer extend generally in the first direction over the memory array region, and additional intermediate conductive line segments in the intermediate interconnect layer extend generally in a second, perpendicular direction over the peripheral region. A second plurality of conductive line segments in the upper interconnect layer extend generally in the first direction over the memory array region, and additional upper conductive line segments in the upper interconnect layer extend generally in the first direction over the peripheral region.Type: GrantFiled: December 20, 2016Date of Patent: November 20, 2018Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Sahil Preet Singh, Yen-Huei Chen
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Patent number: 10134738Abstract: There is provided a low power memory device with JFET device structures. Specifically, a low power memory device is provided that includes a plurality memory cells having a memory element and a JFET access device electrically coupled to the memory element. The memory cells may be isolated using diffusion based isolation.Type: GrantFiled: September 5, 2012Date of Patent: November 20, 2018Assignee: Micron Technology, Inc.Inventor: Chandra Mouli
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Patent number: 10134739Abstract: Disclosed is a structure wherein lower source/drain regions of vertical field effect transistors (VFETs) of memory cells in a memory array are aligned above and electrically connected to buried bitlines. Each cell includes a VFET with a lower source/drain region, an upper source/drain region and at least one channel region extending vertically between the source/drain regions. The lower source/drain region is above and immediately adjacent to a buried bitline, which has the same or a narrower width than the lower source/drain region and which includes a pair of bitline sections and a semiconductor region positioned laterally between the sections. The semiconductor region is made of a different semiconductor material than the lower source/drain region. Also disclosed is a method that ensures that bitlines of a desired critical dimension can be achieved and that allows for size scaling of the memory array with minimal bitline coupling.Type: GrantFiled: July 27, 2017Date of Patent: November 20, 2018Assignee: GLOBALFOUNDRIES INC.Inventors: Hui Zang, Jerome Ciavatti, Rinus Tek Po Lee
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Patent number: 10134740Abstract: A semiconductor device including a substrate; a trench formed within the substrate; a gate insulating film formed conformally along a portion of a surface of the trench; a gate electrode formed on the gate insulating film and filling a portion of the trench; a capping film formed on the gate electrode and filling the trench; and an air gap formed between the capping film and the gate insulating film.Type: GrantFiled: July 10, 2017Date of Patent: November 20, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong Wan Kim, Ji Hun Kim, Jae Joon Song, Hiroshi Takeda, Jung Hoon Han
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Methods of forming an elevationally extending conductor laterally between a pair of conductive lines
Patent number: 10134741Abstract: A method of forming an elevationally extending conductor laterally between a pair of conductive lines comprises forming a pair of conductive lines spaced from one another in at least one vertical cross-section. Conductor material is formed to elevationally extend laterally between and cross elevationally over the pair of conductive lines in the at least one vertical cross-section. Sacrificial material is laterally between the elevationally extending conductor material and each of the conductive lines of the pair in the at least one vertical cross-section. The sacrificial material is removed from between the elevationally extending conductor material and each of the conductive lines of the pair while the conductor material is crossing elevationally over the pair of conductive lines to form a void space laterally between the elevationally extending conductor material and each of the conductive lines of the pair in the at least one vertical cross-section.Type: GrantFiled: July 18, 2017Date of Patent: November 20, 2018Assignee: Micron Technology, Inc.Inventors: Guangjun Yang, Russell A. Benson, Brent Gilgen, Alex J. Schrinsky, Sanh D. Tang, Si-Woo Lee -
Patent number: 10134742Abstract: The semiconductor storage device includes a lower electrode that are vertically extended from a semiconductor substrate, a beam including a first portion extending in a horizontal direction to support the lower electrode and a second portion that is vertically extended along the exterior wall of the electrode from the first portion.Type: GrantFiled: March 20, 2015Date of Patent: November 20, 2018Assignee: Micron Technology, Inc.Inventor: Takeshi Kishida
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Patent number: 10134743Abstract: Forming an SRAM cell that includes first and second inverters cross-coupled for data storage, each inverter including at least one pull-up device and at least one pull-down devices; and at least two pass-gate devices configured with the two cross-coupled inverters, the pull-up devices, the pull-down devices and the pass-gate devices include a tunnel field effect transistor (TFET) that further includes a semiconductor mesa formed on a semiconductor substrate and having a bottom portion, a middle portion and a top portion; a drain of a first conductivity type formed in the bottom portion and extended into the semiconductor substrate; a source of a second conductivity type formed in the top portion, the second conductivity type being opposite to the first conductivity type; a channel in a middle portion and interposed between the source and drain; and a gate formed on sidewall of the semiconductor mesa and contacting the channel.Type: GrantFiled: February 9, 2015Date of Patent: November 20, 2018Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Harry-Hak-Lay Chuang, Bao-Ru Young, Ming Zhu, Wei Cheng Wu, Yi-Ren Chen
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Patent number: 10134744Abstract: A semiconductor memory device includes a first inverter, a second inverter, a first and second inner access transistors, and a first and second outer access transistors. The first inverter includes a first pull-up transistor and a first pull-down transistor, the second inverter includes a second pull-up transistor (PL2) and a second pull-down transistor, and the first inverter and the second inverter forms a latch circuit. The first and second inner access transistors and the first and second outer access transistors are electrically connected to the latch circuit, and channel widths of the second inner access transistor and the second outer access transistor are different from each other.Type: GrantFiled: August 21, 2017Date of Patent: November 20, 2018Assignee: UNITED MICROELECTRONICS CORP.Inventors: Chih-Han Chen, Wei-Chi Chen, Ching Chang, Ming-Shing Chen, Chao-Hsien Wu, Chia-Hui Hwang, Lu-Ran Huang
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Patent number: 10134745Abstract: A semiconductor chip includes: a first conductive line formed in a first conductive layer, a second conductive line formed in a second conductive layer, and a third conductive line formed in a third conductive layer; wherein the first conductive line is longer than the second conductive line substantially along a first direction, the second conductive line is longer than the first conductive line and the third conductive line substantially along a second direction, the third conductive line is longer than the second conductive line substantially along the first direction, the first conductive layer has a thickness which is thicker than that of the second conductive layer, and the third conductive layer has a thickness which is substantially equal to or thicker than that of the first conductive layer.Type: GrantFiled: March 17, 2017Date of Patent: November 20, 2018Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventor: Jhon Jhy Liaw
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Patent number: 10134746Abstract: An integrated circuit and method includes self-aligned contacts. A gapfill dielectric layer fills spaces between sidewalls of adjacent MOS gates. The gapfill dielectric layer is planarized down to tops of gate structures. A contact pattern is formed that exposes an area for multiple self-aligned contacts. The area overlaps adjacent instances of the gate structures. The gapfill dielectric layer is removed from the area. A contact metal layer is formed in the areas where the gapfill dielectric material has been removed. The contact metal abuts the sidewalls along the height of the sidewalls. The contact metal is planarized down to the tops of the gate structures, forming the self-aligned contacts.Type: GrantFiled: March 23, 2017Date of Patent: November 20, 2018Assignee: TEXAS INSTRUMENTS INCORPORATEDInventor: Steven Alan Lytle
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Patent number: 10134747Abstract: A semiconductor device may include a first cell structure, a second cell structure, a pad structure, a circuit, and an opening. The pad structure may include a first stepped structure and a second stepped structure located between the first cell structure and the second cell structure. The first stepped structure may include first pads electrically connected to the first and second cell structures and stacked on top of each other, and the second stepped structure may include second pads electrically connected to the first and second cell structures and stacked on top of each other. The circuit may be located under the pad structure. The opening may pass through the pad structure to expose the circuit, and may be located between the first stepped structure and the second stepped structure to insulate the first pads and the second pads from each other.Type: GrantFiled: September 19, 2016Date of Patent: November 20, 2018Assignee: SK hynix Inc.Inventor: Nam Jae Lee
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Patent number: 10134748Abstract: Various embodiments of the present application are directed to a method for forming an embedded memory boundary structure with a boundary sidewall spacer. In some embodiments, an isolation structure is formed in a semiconductor substrate to separate a memory region from a logic region. A multilayer film is formed covering the semiconductor substrate. A memory structure is formed on the memory region from the multilayer film. An etch is performed into the multilayer film to remove the multilayer film from the logic region, such that the multilayer film at least partially defines a dummy sidewall on the isolation structure. A spacer layer is formed covering the memory structure, the isolation structure, and the logic region, and further lining the dummy sidewall. An etch is performed into the spacer layer to form a spacer on dummy sidewall from the spacer layer. A logic device structure is formed on the logic region.Type: GrantFiled: September 1, 2017Date of Patent: November 20, 2018Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Ming Chyi Liu, Shih-Chang Liu, Sheng-Chieh Chen, Yu-Hsing Chang
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Patent number: 10134749Abstract: A semiconductor memory device comprises a memory block including conductive layers at different levels from a substrate and separated from each other by a first insulation material. A memory pillar extends through the first conductive layers. A hookup region is adjacent to the memory block and includes conductive layers stacked on the substrate at levels from the substrate that corresponds to the conductive layers in the memory block. An isolation region is between the memory block and the hookup region and includes first insulating layers of a second insulating material different than the first insulating material. Each first insulating layer is at a level from the substrate that corresponds to one of the first conductive layers and each first insulating layer is between one of the conductive layers in the memory block and one of the conductive layers in hookup region.Type: GrantFiled: April 18, 2017Date of Patent: November 20, 2018Assignee: Toshiba Memory CorporationInventors: Mitsuhiro Noguchi, Yoshitaka Kubota, Yasuyuki Baba
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Patent number: 10134750Abstract: According to one embodiment, a semiconductor memory device includes a substrate, semiconductor pillars, first electrode films, a second electrode film, a first insulating film, a second insulating film, and a contact. The semiconductor pillars are provided on the substrate, extend in a first direction crossing an upper surface of the substrate, and are arranged along second and third directions being parallel to the upper surface and crossing each other. The first electrode films extend in the third direction. The second electrode film is provided between the semiconductor pillars and the first electrode films. The first insulating film is provided between the semiconductor pillars and the second electrode film. The second insulating film is provided between the second electrode film and the first electrode films. The contact is provided at a position on the third direction of the semiconductor pillars and is connected to the first electrode films.Type: GrantFiled: August 28, 2015Date of Patent: November 20, 2018Assignee: TOSHIBA MEMORY CORPORATIONInventors: Tatsuya Kato, Wataru Sakamoto, Fumitaka Arai
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Patent number: 10134751Abstract: This non-volatile semiconductor memory device includes a memory cell array including NAND cell units formed in a first direction vertical to a surface of a semiconductor substrate. A local source line is electrically coupled to one end of the NAND cell unit formed on the surface of the substrate. The memory cell array includes: a laminated body where plural conductive films, which are to be control gate lines of memory cells or selection gate lines of selection transistors, are laminated sandwiching interlayer insulating films; a semiconductor layer that extends in the first direction; and an electric charge accumulating layer sandwiched between: the semiconductor layer and the conductive film. The local source line includes a silicide layer. The electric charge accumulating layer is continuously formed from the memory cell array to cover a peripheral area of the silicide layer.Type: GrantFiled: August 15, 2017Date of Patent: November 20, 2018Assignee: TOSHIBA MEMORY CORPORATIONInventors: Yoshihiro Akutsu, Ryota Katsumata
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Patent number: 10134752Abstract: A memory device includes a plurality of gate electrode layers stacked on a substrate, a plurality of channel layers penetrating the plurality of gate electrode layers, a gate insulating layer between the plurality of gate electrode layers and the plurality of channel layers, and a common source line on the substrate adjacent to the gate electrode layers. The common source line includes a first part and a second part that are alternately arranged in a first direction and have different heights in a direction vertical to a top surface of the substrate. The gate insulating layer includes a plurality of vertical parts and a horizontal part. The plurality of vertical parts surrounds corresponding ones of the plurality of channel layers. The horizontal part extends parallel to a top surface of the substrate.Type: GrantFiled: December 29, 2016Date of Patent: November 20, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang Soo Kim, Shin Hwan Kang, Jae Hoon Jang, Kohji Kanamori
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Patent number: 10134753Abstract: According to example embodiments, a vertical memory device includes a low resistance layer on a lower insulation layer, a channel layer on the low resistance layer, a plurality of vertical channels on the channel layer, and a plurality of gate lines. The vertical channels extend in a first direction that is perpendicular with respect to a top surface of the channel layer. The gate lines surround outer sidewalls of the vertical channels, and are stacked in the first direction and are spaced apart from each other.Type: GrantFiled: March 10, 2017Date of Patent: November 20, 2018Assignee: Samsung Electronics Co., Ltd.Inventor: Chang-Hyun Lee
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Patent number: 10134754Abstract: A method for forming a semiconductor structure includes the following steps. First, a preliminary structure is provided. The preliminary structure has an array region. The preliminary structure includes a plurality of first stacks in the array region. Then, a first dielectric layer is formed on the first stacks. A first hard mask layer is formed on the first dielectric layer. An insulating material is formed on the first hard mask layer. Then, a planarization process stopped on the first hard mask layer is conducted. Thereafter, the first hard mask layer is removed. A second hard mask layer is formed on the first dielectric layer. A second dielectric layer is formed on the second hard mask layer. A plurality of contacts are formed through the second dielectric layer, the second hard mask layer and the first dielectric layer to the preliminary structure.Type: GrantFiled: March 13, 2017Date of Patent: November 20, 2018Assignee: MACRONIX INTERNATIONAL CO., LTD.Inventors: Yu-Wei Jiang, Min-Feng Hung, Jia-Rong Chiou
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Patent number: 10134755Abstract: A semiconductor memory device includes a memory plane including a plurality of electrode layers stacked on a substrate and a semiconductor layer extending through the plurality of electrode layers in a stacking direction thereof, a circuit provided on the substrate around the memory plane, a first insulating layer including a first portion and a second portion between the substrate and a second insulating layer, and the second insulating layer covering the circuit. The first portion is provided along an outer edge of the memory plane, and the second portion is spaced from the first portion and is provided on the circuit side. The second insulating layer includes a part in contact with the substrate between the first portion and the second portion, and the second insulating layer blocks a diffusion of hydrogen radicals with a higher rate than the first insulating layer.Type: GrantFiled: March 17, 2017Date of Patent: November 20, 2018Assignee: TOSHIBA MEMORY CORPORATIONInventors: Hiroyasu Tanaka, Tomoaki Shino
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Patent number: 10134756Abstract: A semiconductor device includes a plurality of cell gate electrodes on a semiconductor substrate. End portions of the cell gate electrodes include stepped-pad regions that extend in a direction parallel to a surface of the semiconductor substrate. Vertical structures are on the semiconductor substrate and pass through the plurality of cell gate electrodes. The vertical structures respectively include a channel layer. Upper peripheral transistors are disposed on the semiconductor substrate. The upper peripheral transistors include an upper peripheral gate electrode at a level higher than a level of the plurality of cell gate electrodes, body patterns passing through the upper peripheral gate electrode and electrically connected to the pad regions, and gate dielectric layers between the upper peripheral gate electrode and the body patterns.Type: GrantFiled: May 30, 2017Date of Patent: November 20, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Sun Il Shim, Seung Wook Choi
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Patent number: 10134757Abstract: A method of processing a substrate by omitting a photolithographic process is disclosed. The method includes forming at least one layer on a stepped structure having an upper surface, a lower surface, and a side surface that connects the upper surface to the lower surface, selectively densifying portions of the at least one layer respectively on the upper surface and the lower surface via asymmetric plasma application, and performing an isotropic etching process on the at least one layer. During the isotropic etching process, the portion of the at least one layer formed on the upper surface is separated from the portion of the at least one layer formed on the lower surface.Type: GrantFiled: June 30, 2017Date of Patent: November 20, 2018Assignee: ASM IP Holding B.V.Inventors: Seung Ju Chun, Yong Min Yoo, Jong Wan Choi, Young Jae Kim, Sun Ja Kim, Wan Gyu Lim, Yoon Ki Min, Hae Jin Lee, Tae Hee Yoo
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Patent number: 10134758Abstract: 3D NAND memory devices and systems having reduced bit line to drain select gate shorting, including associated methods, are provided and described.Type: GrantFiled: August 22, 2017Date of Patent: November 20, 2018Assignee: Intel CorporationInventors: Hongbin Zhu, Jun Zhao, Purnima Narayanan, Gordon Haller, Damir Fazil
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Patent number: 10134759Abstract: A method for making a semiconductor device may include forming, above a substrate, a plurality of fins, forming a first semiconductor material on sides of a first group of the fins, and forming a second semiconductor material on sides of a second group of the fins. The method may further include forming a dielectric layer overlying the plurality of fins to define first and second groups of nanowires within the dielectric layer, with the first group of nanowires including the first semiconductor material and the second group of nanowires including the second semiconductor material.Type: GrantFiled: February 18, 2014Date of Patent: November 20, 2018Assignees: STMICROELECTRONICS, INC., INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Nicolas Loubet, James Kuss
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Patent number: 10134760Abstract: A device and method of forming a semiconductor circuit having FinFET devices that have fins of different height is provided. There is a shallow trench isolation layer (STI) on top of a semiconductor substrate. A first Fin Field Effect Transistor (FinFET) comprises a first semiconductor fin including a first layer that extends from a common substrate level through the STI layer to a first height above a top surface of the STI layer. There is a second FinFET comprising a second semiconductor fin including the first layer that extends from the common substrate level through the STI layer to the first height above the top surface of the STI layer, plus a second layer having a second height, plus a third layer having a third height. The second semiconductor fin is taller than the first semiconductor fin.Type: GrantFiled: January 10, 2017Date of Patent: November 20, 2018Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Kangguo Cheng, Terence B. Hook, Xin Miao, Balasubramanian Pranatharthiharan
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Patent number: 10134761Abstract: The present disclosure provides semiconductor devices, fin field-effect transistors and fabrication methods thereof. An exemplary fin field-effect transistor includes a semiconductor substrate; an insulation layer configured for inhibiting a short channel effect and increasing a heat dissipation efficiency of the fin field-effect transistor formed over the semiconductor substrate; at least one fin formed over the insulation layer; a gate structure crossing over at least one fin and covering top and side surfaces of the fin formed over the semiconductor substrate; and a source formed in the fin at one side of the gate structure and a drain formed in the fin at the other side of the gate structure.Type: GrantFiled: September 18, 2017Date of Patent: November 20, 2018Assignee: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) CORPORATIONInventors: Xinyun Xie, Ming Zhou
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Patent number: 10134762Abstract: Embedded security circuits formed by directed self-assembly and methods for creating the same are provided herein. An example integrated circuit includes a set of one or more fin field effect transistor devices unrelated to one or more security devices of the integrated circuit; and an embedded security circuit structure comprising an array of fin field effect transistor devices related to the one or more security devices of the integrated circuit, wherein the array comprises a combination of (i) one or more fin field effect transistor devices with unbroken fin channels and (ii) one or more fin field effect transistor devices with broken fin channels, and wherein the combination forms a distinct code to be associated with the integrated circuit.Type: GrantFiled: November 10, 2017Date of Patent: November 20, 2018Assignee: International Business Machines CorporationInventors: Kangguo Cheng, Chi-Chun Liu
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Patent number: 10134763Abstract: The capacitance between gate structures and source/drain contacts of FinFET devices is reduced by the incorporation of inner spacers in the top portions of the gate structures. A replacement metal gate process used in the fabrication of such devices includes formation of the inner spacers following partial removal of dummy gate material. The remaining dummy gate material is then removed and replaced with gate dielectric and metal gate material.Type: GrantFiled: December 31, 2017Date of Patent: November 20, 2018Assignee: International Business Machines CorporationInventors: Veeraraghavan S. Basker, Oleg Gluschenkov, Shogo Mochizuki, Alexander Reznicek
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Patent number: 10134764Abstract: The invention provide a flexible substrate and manufacturing method thereof, flexible display panel and flexible display device, wherein the flexible substrate comprises a first film layer and a second film layer, and further comprises a first flexible layer and a second flexible layer; the first film layer and the second film layer are located between the first flexible layer and the second flexible layer; the first film layer and the first flexible layer are bonded with each other, and the second film layer and the second flexible layer are bonded with each other; when the flexible substrate bends towards a first side, the first film layer and the second film layer can contact each other and form electric connection as the first flexible layer and the second flexible layer bend; and when the flexible substrate bends towards a second side or does not bend, the first film layer and the second film layer can be separated from each other and disconnect the electric connection as the first flexible layer and theType: GrantFiled: March 16, 2016Date of Patent: November 20, 2018Assignee: BOE Technology Group Co., LtdInventors: Hongda Sun, Li Sun, Dongfang Wang, Xiangyong Kong
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Patent number: 10134765Abstract: A method for manufacturing an oxide semiconductor TFT array substrate is provided, which including: successively depositing an oxide semiconductor active layer and a transparent conductive layer on a base substrate without breaking vacuum; and forming patterns of an active layer and a transparent conductive layer. An oxide semiconductor TFT array substrate is further provided.Type: GrantFiled: June 1, 2016Date of Patent: November 20, 2018Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Bingkun Yin, Junhao Han
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Patent number: 10134766Abstract: The number of photolithography steps used for manufacturing a transistor is reduced to less than the conventional one and a highly reliable semiconductor device is provided. The present invention relates to a semiconductor device including a circuit including a transistor having an oxide semiconductor layer over a first substrate and a second substrate fixed to the first substrate with a sealant. A closed space surrounded by the sealant, the first substrate, and the second substrate is in a reduced pressure state or filled with dry air. The sealant surrounds at least the transistor and has a closed pattern shape. Further, the circuit is a driver circuit including a transistor having an oxide semiconductor layer.Type: GrantFiled: October 13, 2016Date of Patent: November 20, 2018Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Masahiko Hayakawa, Yuta Moriya, Junya Goto, Yasuyuki Arai
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Patent number: 10134769Abstract: Disclosed is an array substrate, a method for manufacturing the same, and a display device. The array substrate includes: a base substrate and a plurality of data lines disposed on the base substrate. The base substrate comprises a plurality of attaching areas in which the end of each data line attaches to the base substrate, and non-attaching areas between each two adjacent attaching areas, and a height layer is disposed between a passivation layer and the base substrate in the non-attaching area. By interposing a height layer between the passivation layer and the base substrate in the non-attaching area, the height difference between the passivation layer in the attaching area and the non-attaching area is decreased or disappeared, then the problem of fall-off of the passivation layer is solved, and the reliability of the product is increased.Type: GrantFiled: August 1, 2014Date of Patent: November 20, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Zhenfei Cai, Liping Luo, Zhaohui Hao
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Patent number: 10134770Abstract: A preparation method of a conductive via hole structure, a preparation method of an array substrate and a preparation method of a display device, the preparation method of the array substrate includes: forming a first metal layer (01) including the first metal structure (01a), forming a non-metallic film including a first part corresponding to the first metal structure (01a) and an organic insulating film (40?) in sequence; patterning the organic insulating film (40?) to form a first organic insulating layer via hole (41) corresponding to the first part; then baking to form an organic insulating layer (40); and then, removing the first part of the non-metallic film to form a non-metallic layer and expose the part of the surface (011) of the first metal structure (01a). This method can avoid the metal structure from being seriously oxidized.Type: GrantFiled: January 21, 2016Date of Patent: November 20, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhiyuan Lin, Yinhu Huang, Zhixiang Zou, Binbin Cao
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Patent number: 10134771Abstract: An array substrate, a method of producing the array substrate, and a display panel incorporating the array substrate are disclosed. The array substrate includes a substrate, a gate line, a data line, and a spacer. The gate line and the data line are arranged over the substrate. The spacer is arranged over the gate line and the data line. The gate line and/or the data line is provided with a via hole at a position corresponding to a spacer. In this manner, a problem of a display panel having gaps of different sizes after assembly because of non-uniform thicknesses of the gate line and/or the data line can be avoided, which, in turn, prevents inhomogeneous color in the display.Type: GrantFiled: September 26, 2016Date of Patent: November 20, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING, BOE DISPLAY TECHNOLOGY GROUP CO., LTD.Inventors: Yusheng Xi, Haichen Hu, Ming Tian
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Patent number: 10134772Abstract: The present disclosure provides an array substrate, a display panel and a display apparatus. The array substrate includes gate lines and data lines defining a sub-pixel array, which contains sub-pixels of three different colors and includes repeating units, each of which includes twelve sub-pixels arranged in a matrix of four rows and three columns; in each repeating unit, three sub-pixels in a same row or column, among nine sub-pixels in three consecutive rows, have colors different from each other, three sub-pixels in the other row than the three consecutive rows of the repeating unit are arranged in the same order as three sub-pixels in a middle row among the three consecutive rows; each gate line is connected to a corresponding row of sub-pixels in the sub-pixel array; and each data line is connected to sub-pixels of a same color in corresponding three consecutive columns of sub-pixels in the sub-pixel array.Type: GrantFiled: April 14, 2016Date of Patent: November 20, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Ming Yang, Lei Ma
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Patent number: 10134773Abstract: A display device including a substrate including a display area for displaying an image and a non-display area provided on a side of the display area and including a bending area bent with respect to an axis parallel to a first direction; a plurality of step portions disposed in the bending area and extending in the first direction; a plurality of bridge electrodes extending in a second direction crossing the first direction in the bending area; and a plurality of pattern portions disposed in the bending area. The step portions are spaced apart from each other, and the pattern portions are disposed between adjacent step portions. The pattern portions are lower than the step portions, and an acute angle of sides of each of the pattern portions from the substrate is smaller than an acute angle of sides of each of the step portions from the substrate.Type: GrantFiled: July 6, 2017Date of Patent: November 20, 2018Assignee: Samsung Display Co., Ltd.Inventors: Pil Suk Lee, Ju Chan Park, Young Gug Seol, Sun Hee Lee
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Patent number: 10134774Abstract: A display device includes a first substrate including a display region and a non-display region, the non-display region being positioned on an outside of the display region, a first dam in the non-display region of the substrate, the first dam including a first barrier and a first stopper, the first stopper being on the first barrier and having a concave groove formed thereon, and a first alignment layer covering the display region of the first substrate, at least a part of the first alignment layer extending to the non-display region and contacting a surface of the first stopper.Type: GrantFiled: November 29, 2017Date of Patent: November 20, 2018Assignee: Samsung Display Co., Ltd.Inventors: Se Hee Han, Tae Gyun Kim
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Patent number: 10134775Abstract: By applying an AC pulse to a gate of a transistor which easily deteriorates, a shift in threshold voltage of the transistor is suppressed. However, in a case where amorphous silicon is used for a semiconductor layer of a transistor, the occurrence of a shift in threshold voltage naturally becomes a problem for a transistor which constitutes a part of circuit that generates an AC pulse. A shift in threshold voltage of a transistor which easily deteriorates and a shift in threshold voltage of a turned-on transistor are suppressed by signal input to a gate electrode of the transistor which easily deteriorates through the turned-on transistor. In other words, a structure for applying an AC pulse to a gate electrode of a transistor which easily deteriorates through a transistor to a gate electrode of which a high potential (VDD) is applied, is included.Type: GrantFiled: February 20, 2018Date of Patent: November 20, 2018Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Atsushi Umezaki
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Patent number: 10134776Abstract: A display substrate includes a gate metal pattern including a gate line extending in a first direction, a gate electrode electrically connected to the gate line and a storage line, a data metal pattern including a data line extending in a second direction crossing the first direction, a source electrode electrically connected to the data line and a drain electrode spaced apart from the source electrode, a repair electrode extending in the second direction and overlapping the storage line, an organic layer disposed on the data metal pattern and a pixel electrode disposed on the organic layer and electrically connected to the drain electrode.Type: GrantFiled: January 3, 2016Date of Patent: November 20, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hong-Beom Lee, Ji-Hoon Shin, Ho-Yong Shin
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Patent number: 10134777Abstract: Disclosed is a thin film transistor substrate capable of preventing a circuit from being damaged by static electricity, and a display device including the same, wherein the thin film transistor substrate includes a substrate having a display area for displaying an image, and a non-display area. The circuit is disposed in the non-display area. The circuit includes a first electrode, an insulating film on the first electrode, and a second electrode on the insulating film. An edge of the first electrode facing the display area extends beyond an edge of the second electrode facing the display area.Type: GrantFiled: November 29, 2016Date of Patent: November 20, 2018Assignee: LG Display Co., Ltd.Inventor: JeHyung Park
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Patent number: 10134778Abstract: A method for manufacturing an array substrate, including: forming a plurality of first metal layer patterns on a base substrate which are independent from each other, each of the plurality of first metal layer patterns including an end at a non-display region of the array substrate; forming an insulating layer on the plurality of first metal layer patterns; and forming a semiconductor pattern on the insulating layer, a portion of semiconductor pattern is disposed directly opposite to the end of the first metal layer patterns.Type: GrantFiled: October 31, 2016Date of Patent: November 20, 2018Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Xiaoguang Pei, Chong Liu, Zhilian Xiao, Haisheng Zhao, Zhilong Peng
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Patent number: 10134779Abstract: A display device including a substrate including a bending area arranged between a first area and a second area, the substrate being configured to be bent around a bending axis extending in a first direction, a first inorganic insulating layer disposed on the substrate and having a first opening overlapping the bending area, a first organic layer disposed in the first opening, and a plurality of first conductive layers disposed on the first organic layer and extending from the first area to the second area through the bending area, in which wherein at least one edge of the first organic layer overlapping the first conductive layers includes at least one first short circuit prevention pattern.Type: GrantFiled: August 23, 2017Date of Patent: November 20, 2018Assignee: Samsung Display Co., Ltd.Inventors: Deukjong Kim, Jaehak Lee, Donghyun Lee, Byungsun Kim, Yangwan Kim, Sunja Kwon, Hyunae Park, Hyungjun Park, Sujin Lee, Jaeyong Lee, Yujin Jeon
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Patent number: 10134780Abstract: According to one embodiment, a display device includes a first substrate including a first insulative substrate, an outer peripheral wiring formed above the first insulative substrate, an insulation film disposed on the outer peripheral wiring, a pixel electrode formed on the insulation film in an active area for displaying an image, and a first bank formed in a line shape on the insulation film in a peripheral area surrounding the active area, a second substrate including at least a second insulative substrate, and a sealant which is provided in a manner to envelop the first bank, and which attaches the first substrate and the second substrate.Type: GrantFiled: October 3, 2017Date of Patent: November 20, 2018Assignee: Japan Display Inc.Inventor: Muneharu Akiyoshi
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Patent number: 10134781Abstract: A semiconductor device has an insulating surface provided with a transistor and a capacitor. The transistor includes a gate electrode, an oxide semiconductor film overlapping with the gate electrode, a gate insulating film between the gate electrode and the oxide semiconductor film, and a first conductive film serving as a pair of electrodes in contact with the oxide semiconductor film. An oxide insulating film in contact with the oxide semiconductor film, a metal oxide film over the oxide insulating film, and a second conductive film serving as a pixel electrode which is in an opening in the metal oxide film and is in contact with the first conductive film are provided. The capacitor includes a film having conductivity over the gate insulating film, the second conductive film, and the metal oxide film provided between the film having conductivity and the second conductive film.Type: GrantFiled: August 19, 2014Date of Patent: November 20, 2018Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Junichi Koezuka, Masahiro Katayama, Masami Jintyou
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Patent number: 10134782Abstract: A thin-film transistor (TFT) array substrate including at least one TFT, the at least one TFT including a semiconductor layer including a source region and a drain region having a first doping concentration on a substrate, a channel region between the source and drain regions and having a second doping concentration, the second doping concentration being lower than the first doping concentration, and a non-doping region extending from the source and drain regions; a gate insulating layer on the semiconductor layer; a gate electrode on the gate insulating layer and at least partially overlapping the channel region; and a source electrode and a drain electrode insulated from the gate electrode and electrically connected to the source region and the drain region, respectively.Type: GrantFiled: August 6, 2015Date of Patent: November 20, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Guanghai Jin, Yongjoo Kim, Minhyeng Lee
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Patent number: 10134783Abstract: A blue phase liquid crystal display panel and a method for manufacturing the same are disclosed. The blue phase liquid crystal display panel comprises a lower substrate and an upper substrate. A horizontal electric field between the two substrates can be strengthened while a vertical electric field between the two substrates can be weakened through arranging a pixel electrode and a common electrode on the upper substrate and the lower substrate as well as a first fringe electric field and a second fringe electric field generated therein respectively, so that a driving voltage of the blue phase liquid crystal can be reduced.Type: GrantFiled: June 26, 2015Date of Patent: November 20, 2018Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yuejun Tang
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Patent number: 10134784Abstract: To eliminate electric discharge when an element formation layer including a semiconductor element is peeled from a substrate used for manufacturing the semiconductor element, a substrate over which an element formation layer and a peeling layer are formed and a film are made to go through a gap between pressurization rollers. The film is attached to the element formation layer between the pressurization rollers, bent along a curved surface of the pressurization roller on a side of the pressurization rollers, and collected. Peeling is generated between the element formation layer and the peeling layer and the element formation layer is transferred to the film. Liquid is sequentially supplied by a nozzle to a gap between the element formation layer and the peeling layer, which is generated by peeling, so that electric charge generated on surfaces of the element formation layer and the peeling layer is diffused by the liquid.Type: GrantFiled: February 9, 2017Date of Patent: November 20, 2018Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shingo Eguchi, Yohei Monma, Atsuhiro Tani, Misako Hirosue, Kenichi Hashimoto, Yasuharu Hosaka