Patents Issued in August 17, 2017
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Publication number: 20170236795Abstract: Even in case of conductive particles being clamped between stepped sections of substrate electrodes and electrode terminals, conductive particles sandwiched between each main surface of the substrate electrodes and electrode terminals are sufficiently compressed, ensuring electrical conduction. An electronic component is connected to a circuit substrate via an anisotropic conductive adhesive agent, on respective edge-side areas of substrate electrodes of the circuit substrate and electrode terminals of the electronic component, stepped sections are formed and abutted, conductive particles are sandwiched between each main surface and stepped sections of the substrate electrodes and electrode terminals; the conductive particles and stepped sections satisfy formula, a+b+c?0.8 D (1), wherein a is height of the stepped section of the electrode terminals, b is height of the stepped section of the substrate electrodes, c is gap distance between each stepped sections and D is diameter of conductive particles.Type: ApplicationFiled: May 2, 2017Publication date: August 17, 2017Applicant: DEXERIALS CORPORATIONInventors: Kenichi SARUYAMA, Yasushi AKUTSU
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Publication number: 20170236796Abstract: A bump-equipped electronic component includes a circuit substrate and first and second bumps which are disposed on a principal surface of the circuit substrate and have different cross-sectional areas in a direction parallel or substantially parallel to the principal surface. One of the first and second bumps having a smaller cross-sectional area includes a height adjustment layer disposed in a direction perpendicular or substantially perpendicular to the principal surface.Type: ApplicationFiled: May 5, 2017Publication date: August 17, 2017Inventors: Isao OBU, Shinya OSAKABE
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Publication number: 20170236797Abstract: A package includes a first package component, a second package component over the first package component, and a solder region bonding the first package component to the second package component. At least one ball-height control stud separates the first package component and the second package component from each other, and defines a standoff distance between the first package component and the second package component.Type: ApplicationFiled: May 2, 2017Publication date: August 17, 2017Inventors: Tsung-Yuan Yu, Hsien-Wei Chen, Jie Chen
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Publication number: 20170236798Abstract: An apparatus for stacking semiconductor chips includes a push member configured to apply pressure to a semiconductor chip disposed on a substrate. The push member includes a push plate configured to contact the semiconductor chip, and a push rod connected to the push plate. The push plate includes a central portion having an area smaller than an area of an upper side of the semiconductor chip, and a plurality of protrusions disposed at respective ends of the central portion.Type: ApplicationFiled: November 11, 2016Publication date: August 17, 2017Inventors: GUN-AH LEE, Jl-HWAN HWANG, CHA-JEA JO, DONG-HAN KIM, SEUNG-KON MOK
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Publication number: 20170236799Abstract: The present invention relates to a bonding method for connecting a first wafer and a second wafer, wherein firstly a first adhesive layer is deposited onto a surface of the first wafer. Furthermore, a second adhesive layer is deposited onto the first adhesive layer, and the two adhesive layers are structured by way of selective removal of both adhesive layers in at least one predefined region of the first wafer, Moreover, the first wafer is connected to the second wafer by way of pressing a surface of the second wafer onto the second adhesive layer, wherein the second adhesive layer is more flowable that the first adhesive layer on connecting the first wafer to the second wafer.Type: ApplicationFiled: February 10, 2017Publication date: August 17, 2017Inventors: Kai Zoschke, Michael Töpper
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Publication number: 20170236800Abstract: A method for assembling a first substrate and a second substrate via metal adhesion layers, the method including: depositing, on a surface of each of the first and second substrates, a metal layer with a thickness controlled to limit surface roughness of each of the deposited metal layers to below a roughness threshold; exposing the metal layers deposited on the surface of the first and second substrates to air; directly adhering the first and second substrates by placing the deposited metal adhesion layers in contact, the surface roughness of the contacted layers being that obtained at an end of the depositing. The adhesion can be carried out in the air, at atmospheric pressure and at room temperature, without applying pressure to the assembly of the first and second substrates resulting from directly contacting the deposited metal adhesion layers.Type: ApplicationFiled: October 14, 2015Publication date: August 17, 2017Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Paul GONDCHARTON, Lamine BENAISSA, Bruno IMBERT
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Publication number: 20170236801Abstract: Various embodiments provide a semiconductor device, including a final metal layer having a top side and at least one sidewall; and a passivation layer disposed over at least part of at least one of the top side and the at least one sidewall of the final metal layer; wherein the passivation layer has a substantially uniform thickness.Type: ApplicationFiled: March 10, 2017Publication date: August 17, 2017Inventors: Michael Rogalli, Wolfgang Lehnert
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Publication number: 20170236802Abstract: A semiconductor device has a semiconductor wafer and a first conductive layer formed over the semiconductor wafer as contact pads. A first insulating layer formed over the first conductive layer. A second conductive layer including an interconnect site is formed over the first conductive layer and first insulating layer. The second conductive layer is formed as a redistribution layer. A second insulating layer is formed over the second conductive layer. An opening is formed in the second insulating layer over the interconnect site. The opening extends to the first insulating layer in an area adjacent to the interconnect site. Alternatively, the opening extends partially through the second insulating layer in an area adjacent to the interconnect site. An interconnect structure is formed within the opening over the interconnect site and over a side surface of the second conductive layer. The semiconductor wafer is singulated into individual semiconductor die.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Applicant: STATS ChipPAC Pte. Ltd.Inventors: Ming-Che Hsieh, Chien Chen Lee, Baw-Ching Perng
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Publication number: 20170236803Abstract: Aspects of the disclosure are directed to integrated circuit dies and their manufacture. In accordance with one or more embodiments, a plurality of integrated circuit dies are provided in a semiconductor wafer, with each integrated circuit die having: an integrated circuit within the die, a via extending from a first surface to a second surface that opposes the first surface, and first and second electrical contacts at the first surface respectively coupled to the via and to the integrated circuit. Lanes are created in a front side of the wafer between the dies, and a portion of the back side of the wafer is removed to expose the lanes. A further contact and/or via is also exposed at the backside, with the via providing an electrical signal path for coupling electrical signals through the integrated circuit die (e.g., bypassing circuitry therein).Type: ApplicationFiled: February 11, 2016Publication date: August 17, 2017Inventor: Jeroen Johannes Maria Zaal
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Publication number: 20170236804Abstract: Apparatuses and methods for internal heat spreading for packaged semiconductor die are disclosed herein. An example apparatus may include a plurality of die in a stack, a bottom die supporting the plurality of die, a barrier and a heat spreader. A portion of the bottom die may extend beyond the plurality of die and a top surface of the bottom die extending beyond the plurality of die may be exposed. The barrier may be disposed alongside the plurality of die and the bottom die, and the heat spreader may be disposed over the exposed top surface of the bottom die and alongside the plurality of die.Type: ApplicationFiled: February 17, 2016Publication date: August 17, 2017Applicant: MICRON TECHNOLOGY, INC.Inventor: DAVID R. HEMBREE
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Publication number: 20170236805Abstract: A flexible display includes a plurality of pixel chips, chixels, provided on a flexible substrate. The chixels and the light emitters thereon may be shaped, sized and arranged to minimize chixel, pixel, and sub-pixel gaps and to provide a desired bend radius of the display. The flexible substrate may include light manipulators, such as filters, light converters and the like to manipulate the light emitted from light emitters of the chixels. The light manipulators may be arranged to minimize chixel gaps between adjacent chixels.Type: ApplicationFiled: April 26, 2017Publication date: August 17, 2017Applicant: NanoLumens Acquisition, Inc,Inventor: Richard C. Cope
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Publication number: 20170236806Abstract: A light emitting apparatus including: one or a plurality of light emitting devices each having a plurality of electrodes and each emitting light from the upper surface of the light emitting device; a plurality of terminal electrodes provided on the lower side of the light emitting devices in a positional relation with the light emitting devices and electrically connected to the electrodes of the light emitting devices; a first metal line brought into contact with the upper surfaces of the light emitting devices and one of the terminal electrodes, provided at a location separated away from side surfaces of the light emitting devices and created in a film creation process; and an insulator in which the light emitting devices and the first metal line are embedded.Type: ApplicationFiled: May 5, 2017Publication date: August 17, 2017Inventors: Naoki Hirao, Katsuhiro Tomoda
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Publication number: 20170236807Abstract: III-V micro light-emitting diodes (LEDs) are fabricated using a photoelectrochemical (PEC) etch. A sacrificial layer and III-V device layers are epitaxially grown on a host substrate, wherein the III-V device layers are patterned to form the micro-LEDs. The sacrificial layer is removed by a photoelectrochemical (PEC) etch, so as to fully or partially separate the micro-LEDs from the substrate, before or after the micro-LEDs are bonded to a submount or intermediate substrate. The micro-LEDs may be bonded to a submount with a polymer film deposited thereon, wherein the polymer film with the micro-LEDs is subsequently delaminated from the submount. Alternatively, the intermediate substrate may be a transfer medium, wherein the micro-LEDs are separated from the host substrate by mechanical fracturing, and then bonded to a second substrate, after which the intermediate substrate is removed, wherein a third substrate may be bonded to exposed surfaces of the transferred micro-LEDs.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Applicant: The Regents of the University of CaliforniaInventors: David Hwang, Nathan G. Young, Ben Yonkee, Burhan K. Saifaddin, Steven P. DenBaars, James S. Speck, Shuji Nakamura
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Publication number: 20170236808Abstract: The present disclosure relates to a semiconductor package with a lid that includes a lid conductive structure. The semiconductor package includes a substrate with a top surface, a lid over the top surface of the substrate, and at least one substrate-mounted component mounted on the top surface of the substrate. Herein, a cavity is defined within the lid and over the top surface of the substrate. The substrate includes a metal pad over the top surface of the substrate. The lid includes a lid conductive structure, a lid body, and a perimeter wall that extends from a perimeter of the lid body toward the top surface of the substrate. The lid conductive structure includes a body conductor that extends through a portion of the lid body and a wall conductor that is coupled to the body conductor, extends through the perimeter wall, and is electronically coupled to the metal pad.Type: ApplicationFiled: October 13, 2016Publication date: August 17, 2017Inventors: Brian P. Balut, Jonathan Fain, Kevin J. Anderson, Tarak A. Railkar
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Publication number: 20170236809Abstract: A chip package assembly is provided that includes a substrate, at least one integrated circuit (IC) die and a power management integrated circuit (PMIC). In one example, the IC die of the chip package assembly is disposed on a first surface of the substrate. The PMIC die has a first surface having outputs electrically coupled to the second surface of the IC die. The PMIC die also has a second surface facing away from the first surface. The second surface of the PMIC die has inputs that are electrically coupled to the first surface of the substrate.Type: ApplicationFiled: February 16, 2016Publication date: August 17, 2017Applicant: Xilinx, Inc.Inventors: Stephen M. Trimberger, Mohsen H. Mardi, David M. Mahoney
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Publication number: 20170236810Abstract: In a conventional electronic device and a method of manufacturing the same, reduction in cost of the electronic device is hindered because resin used in an interconnect layer on the solder ball side is limited. The electronic device includes an interconnect layer (a first interconnect layer) and an interconnect layer (a second interconnect layer). The second interconnect layer is formed on the undersurface of the first interconnect layer. The second interconnect layer is larger in area seen from the top than the first interconnect layer and is extended to the outside from the first interconnect layer.Type: ApplicationFiled: November 17, 2016Publication date: August 17, 2017Inventors: Yoichiro KURITA, Masaya KAWANO, Koji SOEJIMA
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METHOD OF SELECTIVELY TRANSFERRING LED DIE TO A BACKPLANE USING HEIGHT CONTROLLED BONDING STRUCTURES
Publication number: 20170236811Abstract: Selective transfer of dies including semiconductor devices to a target substrate can be performed employing local laser irradiation. Coining of at least one set of solder material portions can be employed to provide a planar surface-to-surface contact and to facilitate bonding of adjoining pairs of bond structures. Laser irradiation on the solder material portions can be employed to sequentially bond selected pairs of mated bonding structures, while preventing bonding of devices not to be transferred to the target substrate. Additional laser irradiation can be employed to selectively detach bonded devices, while not detaching devices that are not bonded to the target substrate. The transferred devices can be pressed against the target substrate during a second reflow process so that the top surfaces of the transferred devices can be coplanar. Wetting layers of different sizes can be employed to provide a trapezoidal vertical cross-sectional profile for reflowed solder material portions.Type: ApplicationFiled: February 14, 2017Publication date: August 17, 2017Inventors: Anusha POKHRIYAL, Sharon N. FARRENS, Timothy GALLAGHER -
Publication number: 20170236812Abstract: A power module includes one control IC and a plurality of reverse conducting insulated gate bipolar transistors (RC-IGBTs). The control IC has the functions of a high-voltage IC and a low-voltage IC. The plurality of RC-IGBTs are disposed on three of four sides of the control IC and connected to the control IC through only wires.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Applicant: Mitsubishi Electric CorporationInventors: Naoki IKEDA, Hisashi ODA, Maki HASEGAWA, Hisashi KAWAFUJI
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Publication number: 20170236813Abstract: Embodiments of mechanisms for forming a die package with multiple packaged dies on a package substrate use an interconnect substrate to provide electrical connections between dies and the package substrate. The usage of the interconnect substrate enables cost reduction because it is cheaper to make than an interposer with through silicon vias (TSVs). The interconnect substrate also enables dies with different sizes of bump structures to be packaged in the same die package.Type: ApplicationFiled: May 3, 2017Publication date: August 17, 2017Inventors: Chih-Hua Chen, Chen-Shien Chen, Ching-Wen Hsiao
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Publication number: 20170236814Abstract: A computer-implemented method of manufacturing an integrated circuit includes placing a plurality of standard cells that define the integrated circuit, selecting a timing critical path from among a plurality of timing paths included in the placed standard cells, and selecting at least one net from among a plurality of nets included in the timing critical path as at least one timing critical net. The method further includes pre-routing the at least one timing critical net with an air-gap layer, routing unselected nets, generating a layout using the pre-routed at least one timing critical net and the routed unselected nets, and manufacturing the integrated circuit based on the layout.Type: ApplicationFiled: January 31, 2017Publication date: August 17, 2017Inventors: SEONG-MIN RYU, HYO-SIG WON
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Publication number: 20170236815Abstract: The n-type to p-type fin-FET strength ratio in an integrated logic circuit may be tuned by the use of cut regions in the active and dummy gate electrodes. In some examples, separate cut regions for the dummy gate electrodes and the active gate electrode may be used to allow for different lengths of gate pass-active regions resulting in appropriately tuned integrated logic circuits.Type: ApplicationFiled: May 1, 2017Publication date: August 17, 2017Inventors: Yanxiang LIU, Haining YANG
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Publication number: 20170236816Abstract: An electrostatic discharge device includes a power clamping circuit and an isolation circuit. The power clamping circuit includes a first Zener diode and a second Zener diode. A cathode of the first Zener diode is coupled to a first power supply line. An anode of the first Zener diode is coupled to an anode of the second Zener diode. A cathode of the second Zener diode is coupled to a second power supply line. The isolation circuit includes a first isolation diode and a second isolation diode. A cathode of the first isolation diode is coupled to the first power supply line. An anode of the first isolation diode is coupled to a cathode of the second isolation diode and a circuit being protected. An anode of the second isolation diode is coupled to the second power supply line.Type: ApplicationFiled: February 17, 2016Publication date: August 17, 2017Inventors: Ying-Chieh TSAI, Wing-Chor CHAN
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Publication number: 20170236817Abstract: An electrostatic discharge protection clamp includes a substrate and a first electrostatic discharge protection device over the substrate. The first electrostatic discharge protection device includes a buried layer over the substrate. The buried layer has a first region having a first doping concentration and a second region having a second doping concentration. The first doping concentration is greater than the second doping concentration. The first electrostatic discharge protection device includes a first transistor over the buried layer. The first transistor has an emitter coupled to a first cathode terminal of the electrostatic discharge protection clamp. The first electrostatic discharge protection device includes a second transistor over the buried layer. The second transistor has an emitter coupled to a first anode terminal of the electrostatic discharge protection clamp. A collector of the first transistor and a collector of the second transistor are over the first region of the buried layer.Type: ApplicationFiled: May 4, 2017Publication date: August 17, 2017Inventors: Rouying Zhan, Chai Ean Gill
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Publication number: 20170236818Abstract: A p-type well is formed in a semiconductor substrate, and an n+-type semiconductor region and a p+-type semiconductor region are formed in the p-type well to be spaced apart from each other. The n+-type semiconductor region is an emitter semiconductor region of a bipolar transistor, and the p-type well and the p+-type semiconductor region are base semiconductor regions of the bipolar transistor. An electrode is formed on an element isolation region between the n+-type semiconductor region and the p+-type semiconductor region, and at least apart of the electrode is buried in a trench which is formed in the element isolation region. The electrode is electrically connected to the n+-type semiconductor region.Type: ApplicationFiled: May 1, 2017Publication date: August 17, 2017Inventor: Sadayuki OHNISHI
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Publication number: 20170236819Abstract: A semiconductor device 100 includes a semiconductor element 12 having an electrode on a front surface, a wire 15 bonded to the electrode of the semiconductor element 12, a resin layer 22b covering a bonding portion of the wire 15 on the front surface of the semiconductor element 12, and a gel filler material 23 that seals the semiconductor element 12, the wire 15, and the resin layer 22b. By protecting the bonding portion of the wire 15 with the resin layer 22b, degradation of the wire 15 is ameliorated and the reliability of the semiconductor device 100 is improved.Type: ApplicationFiled: December 26, 2016Publication date: August 17, 2017Inventors: Naoyuki KANAI, Motohito HORI, Satoshi KANEKO
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Publication number: 20170236820Abstract: A semiconductor integrated power device including: an output transistor configured to drive an external load element; a temperature detection circuit configured to: output a first detection signal in reference to a temperature difference between a temperature of the output transistor and an ambient temperature; and output a second detection signal in reference to a temperature difference between a temperature of the output transistor and a first reference temperature; and a current limiter circuit configured to limit a current flowing through the output transistor according to the first detection signal and the second detection signal. The temperature detection circuit activates and inactivates the first detection signal or the second detection signal based on an output of a first hysteresis circuit.Type: ApplicationFiled: May 4, 2017Publication date: August 17, 2017Inventors: Akira UEMURA, Akihiro NAKAHARA
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Publication number: 20170236821Abstract: A semiconductor device is provided. The semiconductor device includes a substrate including a first region and a second region. First and second dielectric films are positioned above the substrate in the first region and the second region, respectively. First and second gate stacks are disposed on the first and second dielectric films, respectively. The first gate stack includes a first TiAlC film in direct contact with the first dielectric film, and a first barrier film and a first metal film sequentially stacked on the first TiAlC film. The second gate stack includes a first LaO film in direct contact with the second dielectric film. A second TiAlC film, a second barrier film, and a second metal film are sequentially stacked on the first LaO film.Type: ApplicationFiled: February 10, 2017Publication date: August 17, 2017Inventors: JU YOUN KIM, GI GWAN PARK
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Publication number: 20170236822Abstract: A semiconductor device includes: a substrate having a first region and a second region; a first fin-shaped structure on the first region and a second fin-shaped structure on the second region; a first bump on the first region; a first doped layer on the first fin-shaped structure and the bump; and a gate structure covering the bump.Type: ApplicationFiled: May 4, 2017Publication date: August 17, 2017Inventor: Yu-Cheng Tung
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Publication number: 20170236823Abstract: A semiconductor device includes a first active region, a second active region, a first gate line disposed to overlap the first and second active regions, a second gate line disposed to overlap the first and second active regions, a first metal line electrically connecting the first and second gate lines and providing a first signal to both the first and second gate lines, a first contact structure electrically connected to part of the first active region between the first and second gate lines, a second contact structure electrically connected to part of the second active region between the first and second gate lines, and a second metal line electrically connected to the first and second contact structures and transmitting a second signal, wherein an overlapped region that is overlapped by the second metal line does not include a break region.Type: ApplicationFiled: February 9, 2017Publication date: August 17, 2017Applicant: Samsung Electronics Co., Ltd.Inventors: Dae Seong LEE, Min Su KIM
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Publication number: 20170236824Abstract: A method of forming a complementary lateral bipolar SRAM device. The device includes: a first set and second set of lateral bipolar transistors forming a respective first inverter device and second inverter device, the first and second inverter devices being cross-coupled for storing a logic state. In each said first and second set, a first bipolar transistor is an PNP type bipolar transistor, and a second bipolar transistor is an NPN type bipolar transistor, each said NPN type bipolar transistor having a base terminal, a first emitter terminal, a second emitter terminal, and a collector terminal. Emitter terminals of the PNP type transistors of each first and second inverter devices are electrically coupled together and receive a first applied wordline voltage. The first emitter terminals of each said NPN transistors of said first inverter and second inverter devices are electrically coupled together and receive a second applied voltage.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Inventor: Tak H. Ning
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Publication number: 20170236825Abstract: A semiconductor integrated circuit device may include a semiconductor chip, a power line region and a reservoir capacitor. The semiconductor chip may include a cell region and a peripheral circuit region. The power line region may be arranged on an edge portion of the peripheral circuit region. The reservoir capacitor may be formed on the power line region.Type: ApplicationFiled: June 16, 2016Publication date: August 17, 2017Inventors: Jong Su KIM, Dong Kun LEE
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Publication number: 20170236826Abstract: Single gate and dual gate FinFET devices suitable for use in an SRAM memory array have respective fins, source regions, and drain regions that are formed from portions of a single, contiguous layer on the semiconductor substrate, so that STI is unnecessary. Pairs of FinFETs can be configured as dependent-gate devices wherein adjacent channels are controlled by a common gate, or as independent-gate devices wherein one channel is controlled by two gates. Metal interconnects coupling a plurality of the FinFET devices are made of a same material as the gate electrodes. Such structural and material commonalities help to reduce costs of manufacturing high-density memory arrays.Type: ApplicationFiled: May 3, 2017Publication date: August 17, 2017Inventor: John H. Zhang
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Publication number: 20170236827Abstract: A semiconductor memory device according to one embodiment includes a substrate, a stacked body provided on a first-direction side of the substrate, a semiconductor member extending in the first direction, and a charge storage film provided between the stacked body and the semiconductor member. The stacked body includes first insulating films and electrode films stacked alternately along the first direction. A recess is made in a surface of the stacked body facing the semiconductor member every one of the electrode films.Type: ApplicationFiled: September 7, 2016Publication date: August 17, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Takashi HIROTANI, Minori KAJIMOTO
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Publication number: 20170236828Abstract: A memory cell includes a select device and a capacitor electrically coupled in series with the select device. The capacitor includes two conductive capacitor electrodes having ferroelectric material there-between. The capacitor has an intrinsic current leakage path from one of the capacitor electrodes to the other through the ferroelectric material. There is a parallel current leakage path from the one capacitor electrode to the other. The parallel current leakage path is circuit-parallel the intrinsic path and of lower total resistance than the intrinsic path. Other aspects are disclosed.Type: ApplicationFiled: May 2, 2017Publication date: August 17, 2017Inventors: Kamal M. Karda, Qian Tao, Durai Vishak Nirmal Ramaswamy, Haitao Liu, Kirk D. Prall, Ashonita A. Chavan
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Publication number: 20170236829Abstract: A single-poly nonvolatile memory cell includes a coupling capacitor, a cell transistor and a selection transistor. The cell transistor has a floating gate, a first source, and a first drain. The floating gate is coupled to an array control gate/source line through the coupling capacitor. The first source is coupled to the array control gate/source line. The selection transistor has a selection gate, a second source, and a second drain. The selection gate is coupled to a word line. The second source is coupled to the first drain. The second drain is coupled to a bit line.Type: ApplicationFiled: July 15, 2016Publication date: August 17, 2017Inventors: Kwang Il CHOI, Sung Kun PARK, Nam Yoon KIM
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Publication number: 20170236830Abstract: A semiconductor memory device includes a substrate, a plurality of insulating layers and wiring layers that are alternately formed, and a plurality of first layers and second layers that are alternately formed. The substrate has a memory region extending in first and second directions along a surface of the substrate, a step region adjacent to the memory region in the first direction, and a peripheral region adjacent to the memory region and the step region in the second direction. The insulating layers and the wiring layers are formed on the memory region and the step region. The first and second layers are formed on the peripheral region. Each of the first layers is formed on a same level as and in contact with one of the insulating layers, and each of the second layers is formed on a same level as and in contact with one of the wiring layers.Type: ApplicationFiled: January 30, 2017Publication date: August 17, 2017Inventor: Takuya INATSUKA
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Publication number: 20170236831Abstract: A semiconductor device and a method of manufacturing a semiconductor device may be provided. The semiconductor device may include first channel layers arranged in a first direction. The semiconductor device may include second channel layers adjacent to the first channel layers in a second direction crossing the first direction and arranged in the first direction. The semiconductor device may include insulating layers stacked while surrounding side walls of the first and second channel layers. The semiconductor device may include conductive layers interposed between the insulating layers, and including first metal patterns extended in the first direction and second metal patterns extended in the first direction while surrounding the side walls of the first channel layers.Type: ApplicationFiled: August 8, 2016Publication date: August 17, 2017Inventor: Do Youn KIM
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Publication number: 20170236832Abstract: Embodiments of the present disclosure describe methods, apparatus, and system configurations for NAND memory arrays with mismatched cell and bitline pitch. Other embodiments may be described and claimed. The bitline pitch is the distance between bitlines. The cell pitch is the distance between cells. The mismatch is bitline spacing that is different from cell spacing.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Inventor: Zengtao LIU
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Publication number: 20170236833Abstract: The present disclosure relates to a structure and method for embedding a non-volatile memory (NVM) in a HKMG (high-? metal gate) integrated circuit which includes a high-voltage (HV) HKMG transistor. NVM devices (e.g., flash memory) are operated at high voltages for its read and write operations and hence a HV device is necessary for integrated circuits involving non-volatile embedded memory and HKMG logic circuits. Forming a HV HKMG circuit along with the HKMG periphery circuit reduces the need for additional boundaries between the HV transistor and rest of the periphery circuit. This method further helps reduce divot issue and reduce cell size.Type: ApplicationFiled: May 1, 2017Publication date: August 17, 2017Inventors: Harry-Hak-Lay Chuang, Wei Cheng Wu, Ya-Chen Kao, Yi Hsien Lu
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Publication number: 20170236834Abstract: According to one embodiment, a first semiconductor body extends in a stacking direction of a stacked body through a first stacked unit and contacts a foundation layer. A plurality of contact vias extend in the stacking direction through an insulating layer and contact a plurality of terrace portions. A second semiconductor body extends in the stacking direction through a second stacked unit. An insulating film is provided between the foundation layer and a lower end portion of the second semiconductor body.Type: ApplicationFiled: July 12, 2016Publication date: August 17, 2017Applicant: Kabushiki Kaisha ToshibaInventor: Tatsuya FUKUMURA
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Publication number: 20170236835Abstract: An annular dielectric spacer can be formed at a level of a joint-level dielectric material layer between vertically neighboring pairs of alternating stacks of insulating layers and spacer material layers. After formation of a memory opening through multiple alternating stacks and formation of a memory film therein, an anisotropic etch can be performed to remove a horizontal bottom portion of the memory film. The annular dielectric spacer can protect underlying portions of the memory film during the anisotropic etch. In addition, a silicon nitride barrier may be employed to suppress hydrogen diffusion at an edge region of peripheral devices.Type: ApplicationFiled: February 16, 2017Publication date: August 17, 2017Inventors: Tadashi NAKAMURA, Jin LIU, Kazuya TOKUNAGA, Marika GUNJI-YONEOKA, Matthias BAENNINGER, Hiroyuki KINOSHITA, Murshed CHOWDHURY, Jiyin XU, Dai IWATA, Hiroyuki OGAWA, Kazutaka YOSHIZAWA, Yasuaki YONEMOCHI
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Publication number: 20170236836Abstract: A method for manufacturing three-dimensional memory, comprising the steps of: forming a stack structure composed of a plurality of first material layers and a plurality of second material layers on a substrate; etching the stack structure to expose the substrate, forming a plurality of first vertical openings; forming a filling layer in each of the first openings; etching the stack structure around each of the first openings to expose the substrate, forming a plurality of second vertical openings; forming a vertical channel layer and a drain in each of the second openings; removing the filling layer by selective etching, re-exposing the first openings; partially or completely removing the second material layers by lateral etching, leaving a plurality of recesses; forming a plurality of gate stack structure in the recesses; forming a plurality of common sources on and/or in the substrate at the bottom of each of the first openings.Type: ApplicationFiled: September 25, 2014Publication date: August 17, 2017Inventors: Zongliang HUO, Ming LIU, Lei JIN
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Publication number: 20170236837Abstract: The present application discloses a display substrate comprising a base substrate; a first electrode on the base substrate; a first insulating layer on a side of the first electrode distal to the base substrate; a thin film transistor on a side of the first insulating layer distal to the first electrode; a second insulating layer on a side of the thin film transistor distal to the first insulating layer; an organic layer on a side of the second insulating layer distal to the thin film transistor; and a second electrode on a side of the organic layer distal to the second insulating layer.Type: ApplicationFiled: May 20, 2016Publication date: August 17, 2017Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhenfei Cai, Qiangqiang Ji, Guoquan Liu, Zhengwei Chen
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Publication number: 20170236838Abstract: A thin film transistor array substrate for a display device generally includes: a substrate; a plurality of gate lines and a plurality of data lines arranged on the substrate intersecting with and insulated from each other; and a plurality of pixel elements arranged in areas defined by the gate lines and the data lines. At least one of the pixel elements includes: a switch element; an insulation layer located on the switch element; and a pixel electrode located at the insulation layer. The insulation layers of the pixel elements define a plurality of vias. The pixel electrodes of two adjacent pixel elements are electrically coupled with the corresponding switch elements of the two adjacent pixel elements through a common via defined by the insulation layers of the two adjacent pixel elements. The two adjacent pixel elements are disposed along extensions of the plurality of the gate lines.Type: ApplicationFiled: May 3, 2017Publication date: August 17, 2017Inventor: Weiping Li
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Publication number: 20170236839Abstract: A highly reliable semiconductor device suitable for miniaturization and high integration is provided. The semiconductor device includes a first insulator; a transistor over the first insulator; a second insulator over the transistor; a first conductor embedded in an opening in the second insulator; a barrier layer over the first conductor; a third insulator over the second insulator and over the barrier layer; and a second conductor over the third insulator. The first insulator, the third insulator, and the barrier layer have a barrier property against oxygen and hydrogen. The second insulator includes an excess-oxygen region. The transistor includes an oxide semiconductor. The barrier layer, the third insulator, and the second conductor function as a capacitor.Type: ApplicationFiled: January 31, 2017Publication date: August 17, 2017Inventors: Shunpei YAMAZAKI, Yuta ENDO, Kiyoshi KATO, Satoru OKAMOTO
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Publication number: 20170236840Abstract: To provide a semiconductor device which occupies a small area and is highly integrated. The semiconductor device includes an oxide semiconductor layer, an electrode layer, and a contact plug. The electrode layer includes one end portion in contact with the oxide semiconductor layer and the other end portion facing the one end portion. The other end portion includes a semicircle notch portion when seen from the above. The contact plug is in contact with the semicircle notch portion.Type: ApplicationFiled: May 2, 2017Publication date: August 17, 2017Inventors: Motomu KURATA, Ryota HODO, Shinya SASAGAWA, Yuki HATA
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Publication number: 20170236841Abstract: A device includes a substrate, a fin, and an isolation layer. The device also includes an epitaxial cladding layer on a sidewall of the fin. The epitaxial cladding layer has a substantially uniform thickness and has a continuous lattice structure at an interface with the sidewall. The epitaxial cladding layer is positioned above the isolation layer.Type: ApplicationFiled: May 20, 2016Publication date: August 17, 2017Inventors: Stanley Seungchul Song, Choh Fei Yeap, Jeffrey Junhao Xu, Kern Rim, Vladimir Machkaoutsan
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Publication number: 20170236842Abstract: A semiconductor device with high design flexibility is provided. A first transistor and a second transistor having electrical characteristics different from those of the first transistor are provided over the same layer without significantly increasing the number of manufacturing steps. For example, semiconductor materials with different electron affinities are used for a semiconductor layer in which a channel of the first transistor is formed and a semiconductor layer in which a channel of the second transistor is formed. This allows the threshold voltages of the first transistor and the second transistor to differ from each other. Forming a gate electrode using a damascene process enables miniaturization and high density of the transistors. Furthermore, a highly-integrated semiconductor device is provided.Type: ApplicationFiled: February 13, 2017Publication date: August 17, 2017Inventors: Shinpei MATSUDA, Masayuki SAKAKURA, Yuki HATA, Shuhei NAGATSUKA, Yuta ENDO, Shunpei YAMAZAKI
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Publication number: 20170236843Abstract: A display device and a method of fabricating the display device may simplify a fabrication process and reduce fabrication cost. The display device includes: a substrate; a gate line and a data line on the substrate; a switching element connected to the gate line and the data line, the switching element including a source electrode and a drain electrode; and a first pixel electrode connected to the switching element. At least one of the source electrode and the drain electrode of the switching element includes substantially a same material as a material included in the first pixel electrode.Type: ApplicationFiled: February 7, 2017Publication date: August 17, 2017Inventors: Joonggun CHONG, Yeogeon Yoon, Juae Youn, Jehong Choi
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Publication number: 20170236844Abstract: In a transistor including an oxide semiconductor, a variation in electrical characteristics is suppressed and reliability is improved. A semiconductor device includes a transistor. The transistor includes a first gate electrode, a first insulating film over the first gate electrode, an oxide semiconductor film over the first insulating film, a second insulating film over the oxide semiconductor film, a second gate electrode over the second insulating film, and a third insulating film over the oxide semiconductor film and the second gate electrode. The oxide semiconductor film includes a channel region overlapping with the second gate electrode, a source region in contact with the third insulating film, and a drain region in contact with the third insulating film. The first gate electrode and the second gate electrode are electrically connected to each other.Type: ApplicationFiled: February 8, 2017Publication date: August 17, 2017Inventors: Shunpei YAMAZAKI, Kenichi OKAZAKI, Masashi TSUBUKU, Haruyuki BABA, Sachie SHIGENOBU, Emi KOEZUKA