JP7351307B2 - 半導体装置及びその製造方法 - Google Patents
半導体装置及びその製造方法 Download PDFInfo
- Publication number
- JP7351307B2 JP7351307B2 JP2020547642A JP2020547642A JP7351307B2 JP 7351307 B2 JP7351307 B2 JP 7351307B2 JP 2020547642 A JP2020547642 A JP 2020547642A JP 2020547642 A JP2020547642 A JP 2020547642A JP 7351307 B2 JP7351307 B2 JP 7351307B2
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor layer
- transistor
- gate electrode
- local wiring
- region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004065 semiconductor Substances 0.000 title claims description 621
- 238000004519 manufacturing process Methods 0.000 title claims description 92
- 239000002070 nanowire Substances 0.000 claims description 176
- 239000000758 substrate Substances 0.000 claims description 86
- 239000010410 layer Substances 0.000 description 448
- 230000006870 function Effects 0.000 description 118
- 238000000034 method Methods 0.000 description 96
- 239000011229 interlayer Substances 0.000 description 72
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 68
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 37
- 229910052814 silicon oxide Inorganic materials 0.000 description 37
- 125000006850 spacer group Chemical group 0.000 description 35
- 238000010586 diagram Methods 0.000 description 31
- 229910052581 Si3N4 Inorganic materials 0.000 description 29
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 29
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 21
- 229910017052 cobalt Inorganic materials 0.000 description 21
- 239000010941 cobalt Substances 0.000 description 21
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 21
- 229910052707 ruthenium Inorganic materials 0.000 description 21
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 21
- 229910052721 tungsten Inorganic materials 0.000 description 21
- 239000010937 tungsten Substances 0.000 description 21
- 238000005530 etching Methods 0.000 description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 13
- 229910052710 silicon Inorganic materials 0.000 description 13
- 239000010703 silicon Substances 0.000 description 13
- 238000002955 isolation Methods 0.000 description 12
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 10
- 102100029469 WD repeat and HMG-box DNA-binding protein 1 Human genes 0.000 description 7
- 101710097421 WD repeat and HMG-box DNA-binding protein 1 Proteins 0.000 description 7
- 238000005229 chemical vapour deposition Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 5
- 229910052735 hafnium Inorganic materials 0.000 description 5
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 5
- 229910000449 hafnium oxide Inorganic materials 0.000 description 5
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 5
- 229910010271 silicon carbide Inorganic materials 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- 229910052719 titanium Inorganic materials 0.000 description 5
- 230000009977 dual effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 3
- 230000005669 field effect Effects 0.000 description 3
- -1 wiring Substances 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- ZOCHARZZJNPSEU-UHFFFAOYSA-N diboron Chemical compound B#B ZOCHARZZJNPSEU-UHFFFAOYSA-N 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/08—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0843—Source or drain regions of field-effect devices
- H01L29/0847—Source or drain regions of field-effect devices of field-effect transistors with insulated gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
- H01L27/092—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate complementary MIS field-effect transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8221—Three dimensional integrated circuits stacked in different levels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823807—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the channel structures, e.g. channel implants, halo or pocket implants, or channel materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0688—Integrated circuits having a three-dimensional layout
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1203—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0657—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body
- H01L29/0665—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body the shape of the body defining a nanostructure
- H01L29/0669—Nanowires or nanotubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0657—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body
- H01L29/0665—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body the shape of the body defining a nanostructure
- H01L29/0669—Nanowires or nanotubes
- H01L29/0673—Nanowires or nanotubes oriented parallel to a substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42384—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor
- H01L29/42392—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor fully surrounding the channel, e.g. gate-all-around
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66439—Unipolar field-effect transistors with a one- or zero-dimensional channel, e.g. quantum wire FET, in-plane gate transistor [IPG], single electron transistor [SET], striped channel transistor, Coulomb blockade transistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/775—Field effect transistors with one dimensional charge carrier gas channel, e.g. quantum wire FET
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78696—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the structure of the channel, e.g. multichannel, transverse or longitudinal shape, length or width, doping structure, or the overlap or alignment between the channel and the gate, the source or the drain, or the contacting structure of the channel
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
- H10B10/12—Static random access memory [SRAM] devices comprising a MOSFET load element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0603—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0642—Isolation within the component, i.e. internal isolation
- H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
- H01L29/0653—Dielectric regions, e.g. SiO2 regions, air gaps adjoining the input or output region of a field-effect device, e.g. the source or drain region
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table
- H01L29/161—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table including two or more of the elements provided for in group H01L29/16, e.g. alloys
- H01L29/165—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table including two or more of the elements provided for in group H01L29/16, e.g. alloys in different semiconductor regions, e.g. heterojunctions
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Nanotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Recrystallisation Techniques (AREA)
Description
先ず、第1の実施形態に係る半導体装置について説明する。図1A及び図1Bは、第1の実施形態に係る半導体装置における電極及び半導体層のレイアウトを示す模式図である。図2A及び図2Bは、第1の実施形態に係る半導体装置の構成を示す断面図である。図3は、第1の実施形態に係る半導体装置の構成を示す断面図である。図2Aは、図1A中のI-I線に沿った断面図に相当し、図2Bは、図1B中のI-I線に沿った断面図に相当する。図3は、図1A中のII-II線に沿った断面図に相当する。
次に、第2の実施形態に係る半導体装置について説明する。第2の実施形態は、第1の実施形態と同様に、pFET上にnFETが形成された素子活性領域、nFET上にpFETが形成された素子活性領域、nFET上にnFETが形成された素子活性領域、pFET上にpFETが形成された素子活性領域を含む。図4A及び図4Bは、第2の実施形態に係る半導体装置の構成を示す断面図である。
次に、第3の実施形態に係る半導体装置について説明する。第3の実施形態は、第1の実施形態と同様に、pFET上にnFETが形成された素子活性領域、nFET上にpFETが形成された素子活性領域、nFET上にnFETが形成された素子活性領域、pFET上にpFETが形成された素子活性領域を含む。図32A及び図32Bは、第3の実施形態に係る半導体装置の構成を示す断面図である。
次に、第4の実施形態について説明する。第4の実施形態は、第1の実施形態に含まれる積層トランジスタ構造と同様の積層トランジスタ構造をカラムスイッチ及びカラムデコーダに含むスタティックランダムアクセスメモリ(Static Random Access Memory:SRAM)に関する。図47は、SRAMの一般的な構成を示す回路図である。
次に、第5の実施形態について説明する。第5の実施形態は、第3の実施形態に含まれる積層トランジスタ構造と同様の積層トランジスタ構造をカラムスイッチ及びカラムデコーダに含むSRAMに関する。
次に、第6の実施形態について説明する。第6の実施形態は、主として、半導体基板の厚さ方向における電源線の位置の点で第5の実施形態と相違する。図71は、第6の実施形態におけるAND回路及びカラムスイッチ回路の平面構成を示す図である。図71は、主として、複数のAND回路及びカラムスイッチ回路を構成するナノワイヤ、配線及び半導体層のレイアウトを示す。図72は、AND回路AND0及びカラムスイッチ回路CS0を示す断面図である。図72は、図71中のY5-Y5線に沿った断面図に相当する。
:p型半導体層
131n、141n、331n、341n、1021n、1022n、1023n、1024n、1025n、1026n、2061n、2062n、2063n、2064n、2065n、2066n:n型半導体層
132、332、432、532:絶縁膜
155、255、355、455:ゲート絶縁膜
156、256、356、1041、1042、1043、1044、2041、2042、2043、2044:ゲート電極
158、258、358、458、558:ナノワイヤ
190a、190b、190c、190d、290a、290b、290c、290d、390a、390b、390c、390d、471、472、473、474、571、572、573、574:積層トランジスタ構造
231p、241p:p型SiGe層
231n、241n:n型Si層
234、242:酸化膜
1001p、1002p、1003p、1004p、1005p、2001p、2002p、2003p、2004p、2005p、1001n、1002n、1003n、2001n、2002n、2003n:トランジスタ
Claims (11)
- 基板と、
前記基板の上方に形成され、第1の半導体層と第2の半導体層を有する第1のトランジスタと、
前記第1のトランジスタの上方に形成され、第3の半導体層と第4の半導体層を有する第2のトランジスタと、
前記基板の上方に形成され、第5の半導体層と第6の半導体層を有する第3のトランジスタと、
前記第3のトランジスタの上方に形成され、第7の半導体層と第8の半導体層を有する第4のトランジスタと、
を有し、
前記第1のトランジスタは、
前記第1の半導体層に形成された第1導電型の第1のソース領域と、
前記第2の半導体層に形成された前記第1導電型の第1のドレイン領域と、
前記第1のソース領域と前記第1のドレイン領域との間に位置する第1のゲート電極と、
を有し、
前記第2のトランジスタは、
前記第1の半導体層及び前記第2の半導体層の一方の上方に位置し、前記第1の半導体層及び前記第2の半導体層と分離する前記第3の半導体層に形成された第2導電型の第2のソース領域と、
前記第1の半導体層及び前記第2の半導体層の他方の上方に位置し、前記第1の半導体層及び前記第2の半導体層と分離する前記第4の半導体層に形成された前記第2導電型の第2のドレイン領域と、
前記第1のゲート電極の上方であって、前記第2のソース領域と前記第2のドレイン領域との間に位置する第2のゲート電極と、
を有し、
前記第3のトランジスタは、
前記第5の半導体層に形成された第3導電型の第3のソース領域と、
前記第6の半導体層に形成された前記第3導電型の第3のドレイン領域と、
前記第3のソース領域と前記第3のドレイン領域との間に位置する第3のゲート電極と、
を有し、
前記第4のトランジスタは、
前記第5の半導体層及び前記第6の半導体層の一方の上方に位置し、前記第5の半導体層及び前記第6の半導体層と分離する前記第7の半導体層に形成された第4導電型の第4のソース領域と、
前記第5の半導体層及び前記第6の半導体層の他方の上方に位置し、前記第5の半導体層及び前記第6の半導体層と分離する前記第8の半導体層に形成された前記第4導電型の第4のドレイン領域と、
前記第3のゲート電極の上方であって、前記第4のソース領域と前記第4のドレイン領域との間に位置する第4のゲート電極と、
を有し、
前記第1導電型及び前記第2導電型は互いに異なり、
前記第3導電型及び前記第4導電型は互いに同一であり、
前記第1のゲート電極及び前記第2のゲート電極が一体化され、
前記第3のゲート電極及び前記第4のゲート電極が一体化されていることを特徴とする半導体装置。 - 前記第1のトランジスタは、前記第1のソース領域と前記第1のドレイン領域との間に第1のナノワイヤの第1のチャネルを有し、
前記第2のトランジスタは、前記第2のソース領域と前記第2のドレイン領域との間に第2のナノワイヤの第2のチャネルを有し、
前記第3のトランジスタは、前記第3のソース領域と前記第3のドレイン領域との間に第3のナノワイヤの第3のチャネルを有し、
前記第4のトランジスタは、前記第4のソース領域と前記第4のドレイン領域との間に第4のナノワイヤの第4のチャネルを有することを特徴とする請求項1に記載の半導体装置。 - 前記第1のソース領域に接触する第1のソース側ローカル配線と、
前記第1のドレイン領域に接触する第1のドレイン側ローカル配線と、
前記第2のソース領域に接触する第2のソース側ローカル配線と、
前記第2のドレイン領域に接触する第2のドレイン側ローカル配線と、
前記第3のソース領域に接触する第3のソース側ローカル配線と、
前記第3のドレイン領域に接触する第3のドレイン側ローカル配線と、
前記第4のソース領域に接触する第4のソース側ローカル配線と、
前記第4のドレイン領域に接触する第4のドレイン側ローカル配線と、
を有し、
前記第1のソース側ローカル配線の少なくとも一部は、前記第2のソース側ローカル配線又は前記第2のドレイン側ローカル配線の一方の少なくとも一部と平面視で重なり合い、
前記第1のドレイン側ローカル配線の少なくとも一部は、前記第2のソース側ローカル配線又は前記第2のドレイン側ローカル配線の他方の少なくとも一部と平面視で重なり合い、
前記第3のソース側ローカル配線の少なくとも一部は、前記第4のソース側ローカル配線又は前記第4のドレイン側ローカル配線の一方の少なくとも一部と平面視で重なり合い、
前記第3のドレイン側ローカル配線の少なくとも一部は、前記第4のソース側ローカル配線又は前記第4のドレイン側ローカル配線の他方の少なくとも一部と平面視で重なり合うことを特徴とする請求項2に記載の半導体装置。 - 前記第1のソース側ローカル配線は、前記第2のソース側ローカル配線又は前記第2のドレイン側ローカル配線の前記一方と平面視で重なっていない部分を有し、
前記第1のドレイン側ローカル配線は、前記第2のソース側ローカル配線又は前記第2のドレイン側ローカル配線の前記他方と平面視で重なっていない部分を有し、
前記第3のソース側ローカル配線は、前記第4のソース側ローカル配線又は前記第4のドレイン側ローカル配線の前記一方と平面視で重なっていない部分を有し、
前記第3のドレイン側ローカル配線は、前記第4のソース側ローカル配線又は前記第4のドレイン側ローカル配線の前記他方と平面視で重なっていない部分を有することを特徴とする請求項3に記載の半導体装置。 - 前記第1導電型はp型であり、
前記第2導電型はn型であり、
前記第3導電型及び前記第4導電型はp型又はn型であることを特徴とする請求項1乃至4のいずれか1項に記載の半導体装置。 - 前記第1のトランジスタ及び前記第2のトランジスタの出力信号が前記第3のゲート電極及び前記第4のゲート電極に入力されることを特徴とする請求項1乃至5のいずれか1項に記載の半導体装置。
- 複数のメモリセルと、
前記複数のメモリセルに接続されたビット線対と、
前記ビット線対に接続されたカラムスイッチ回路と、
前記カラムスイッチ回路を制御するカラムデコーダと、
を有し、
前記カラムデコーダは、前記第1のトランジスタ及び前記第2のトランジスタを有し、
前記カラムスイッチ回路は、前記第3のトランジスタ及び前記第4のトランジスタを有することを特徴とする請求項1乃至6のいずれか1項に記載の半導体装置。 - 前記カラムデコーダは、複数の前記第1のトランジスタ及び複数の前記第2のトランジスタを有し、
隣接する2つの前記第1のトランジスタは、互いに共有する1つのローカル配線をその間に有し、
前記隣接する2つの第1トランジスタ上で隣接する2つの前記第2のトランジスタは、互いに共有する1つのローカル配線をその間に有することを特徴とする請求項7に記載の半導体装置。 - 前記第1の半導体層及び前記第2の半導体層の一方と前記第3の半導体層との間に形成された第1の絶縁膜と、
前記第1の半導体層及び前記第2の半導体層の他方と前記第4の半導体層との間に形成された第2の絶縁膜と、
前記第5の半導体層及び前記第6の半導体層の一方と前記第7の半導体層との間に形成された第3の絶縁膜と、
前記第5の半導体層及び前記第6の半導体層の他方と前記第8の半導体層との間に形成された第4の絶縁膜と、
を有することを特徴とする請求項1乃至8のいずれか1項に記載の半導体装置。 - 基板の上方に第1の半導体層と第2の半導体層を有する第1のトランジスタを形成する工程と、
前記第1のトランジスタの上方に第3の半導体層と第4の半導体層を有する第2のトランジスタを形成する工程と、
前記基板の上方に第5の半導体層と第6の半導体層を有する第3のトランジスタを形成する工程と、
前記第3のトランジスタの上方に第7の半導体層と第8の半導体層を有する第4のトランジスタを形成する工程と、
を有し、
前記第1のトランジスタは、
前記第1の半導体層に形成された第1導電型の第1のソース領域と、
前記第2の半導体層に形成された前記第1導電型の第1のドレイン領域と、
前記第1のソース領域と前記第1のドレイン領域との間に位置する第1のゲート電極と、
を有し、
前記第2のトランジスタは、
前記第1の半導体層及び前記第2の半導体層の一方の上方に位置し、前記第1の半導体層および前記第2の半導体層と分離する前記第3の半導体層に形成された第2導電型の第2のソース領域と、
前記第1の半導体層及び前記第2の半導体層の他方の上方に位置し、前記第1の半導体層および前記第2の半導体層と分離する前記第4の半導体層に形成された前記第2導電型の第2のドレイン領域と、
前記第1のゲート電極の上方であって、前記第2のソース領域と前記第2のドレイン領域との間に位置する第2のゲート電極と、
を有し、
前記第3のトランジスタは、
前記第5の半導体層に形成された第3導電型の第3のソース領域と、
前記第6の半導体層に形成された前記第3導電型の第3のドレイン領域と、
前記第3のソース領域と前記第3のドレイン領域との間に位置する第3のゲート電極と、
を有し、
前記第4のトランジスタは、
前記第5の半導体層及び前記第6の半導体層の一方の上方に位置し、前記第5の半導体層および前記第6の半導体層と分離する前記第7の半導体層に形成された第4導電型の第4のソース領域と、
前記第5の半導体層及び前記第6の半導体層の他方の上方に位置し、前記第5の半導体層および前記第6の半導体層と分離する前記第8の半導体層に形成された前記第4導電型の第4のドレイン領域と、
前記第3のゲート電極の上方であって、前記第4のソース領域と前記第4のドレイン領域との間に位置する第4のゲート電極と、
を有し、
前記第1導電型及び前記第2導電型は互いに異なり、
前記第3導電型及び前記第4導電型は互いに同一であり、
前記第1のゲート電極及び前記第2のゲート電極を一体的に形成する工程と、
前記第3のゲート電極及び前記第4のゲート電極を一体的に形成する工程と、
前記第1のソース領域及び前記第1のドレイン領域と前記第3のソース領域及び前記第3のドレイン領域、並びに、前記第2のソース領域及び前記第2のドレイン領域と前記第4のソース領域及び前記第4のドレイン領域、の一方を並行して形成し、前記第1のソース領域及び前記第1のドレイン領域と前記第3のソース領域及び前記第3のドレイン領域、並びに、前記第2のソース領域及び前記第2のドレイン領域と前記第4のソース領域及び前記第4のドレイン領域、の他方を別々に形成する工程と、
を有することを特徴とする半導体装置の製造方法。 - 前記第1のトランジスタは、前記第1のソース領域と前記第1のドレイン領域との間に第1のナノワイヤの第1のチャネルを有し、
前記第2のトランジスタは、前記第2のソース領域と前記第2のドレイン領域との間に第2のナノワイヤの第2のチャネルを有し、
前記第3のトランジスタは、前記第3のソース領域と前記第3のドレイン領域との間に第3のナノワイヤの第3のチャネルを有し、
前記第4のトランジスタは、前記第4のソース領域と前記第4のドレイン領域との間に第4のナノワイヤの第4のチャネルを有し、
前記第1のソース領域及び前記第1のドレイン領域は、前記第1のナノワイヤからのエピタキシャル成長により形成し、
前記第2のソース領域及び前記第2のドレイン領域は、前記第2のナノワイヤからのエピタキシャル成長により形成し、
前記第3のソース領域及び前記第3のドレイン領域は、前記第3のナノワイヤからのエピタキシャル成長により形成し、
前記第4のソース領域及び前記第4のドレイン領域は、前記第4のナノワイヤからのエピタキシャル成長により形成することを特徴とする請求項10に記載の半導体装置の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/035481 WO2020065732A1 (ja) | 2018-09-25 | 2018-09-25 | 半導体装置及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020065732A1 JPWO2020065732A1 (ja) | 2021-08-30 |
JP7351307B2 true JP7351307B2 (ja) | 2023-09-27 |
Family
ID=69952988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020547642A Active JP7351307B2 (ja) | 2018-09-25 | 2018-09-25 | 半導体装置及びその製造方法 |
Country Status (3)
Country | Link |
---|---|
US (2) | US11798992B2 (ja) |
JP (1) | JP7351307B2 (ja) |
WO (1) | WO2020065732A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11769836B2 (en) * | 2019-05-07 | 2023-09-26 | Intel Corporation | Gate-all-around integrated circuit structures having nanowires with tight vertical spacing |
WO2020255256A1 (ja) * | 2019-06-18 | 2020-12-24 | 株式会社ソシオネクスト | 半導体装置 |
US11133310B2 (en) * | 2019-10-03 | 2021-09-28 | Tokyo Electron Limited | Method of making multiple nano layer transistors to enhance a multiple stack CFET performance |
US11239238B2 (en) | 2019-10-29 | 2022-02-01 | Intel Corporation | Thin film transistor based memory cells on both sides of a layer of logic devices |
US11335686B2 (en) | 2019-10-31 | 2022-05-17 | Intel Corporation | Transistors with back-side contacts to create three dimensional memory and logic |
US11257822B2 (en) | 2019-11-21 | 2022-02-22 | Intel Corporation | Three-dimensional nanoribbon-based dynamic random-access memory |
US11948987B2 (en) * | 2020-05-28 | 2024-04-02 | Taiwan Semiconductor Manufacturing Co., Ltd. | Self-aligned backside source contact structure |
US11798985B2 (en) * | 2020-11-13 | 2023-10-24 | Taiwan Semiconductor Manufacturing Co., Ltd. | Methods for manufacturing isolation layers in stacked transistor structures |
US11398553B2 (en) * | 2020-11-20 | 2022-07-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Source/drain features |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003152191A (ja) | 2001-11-16 | 2003-05-23 | Semiconductor Energy Lab Co Ltd | 半導体装置およびその作製方法 |
JP2013191698A (ja) | 2012-03-13 | 2013-09-26 | Toshiba Corp | 半導体装置およびその製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8216902B2 (en) | 2009-08-06 | 2012-07-10 | International Business Machines Corporation | Nanomesh SRAM cell |
US8753942B2 (en) | 2010-12-01 | 2014-06-17 | Intel Corporation | Silicon and silicon germanium nanowire structures |
JP5760829B2 (ja) | 2011-08-09 | 2015-08-12 | 富士通セミコンダクター株式会社 | スタティックram |
US9431388B1 (en) * | 2015-04-29 | 2016-08-30 | Globalfoundries Inc. | Series-connected nanowire structures |
EP3127862B1 (en) | 2015-08-06 | 2018-04-18 | IMEC vzw | A method of manufacturing a gate-all-around nanowire device comprising two different nanowires |
KR102228497B1 (ko) * | 2016-07-19 | 2021-03-15 | 도쿄엘렉트론가부시키가이샤 | 3 차원 반도체 디바이스 및 그 제조 방법 |
TWI739879B (zh) | 2016-08-10 | 2021-09-21 | 日商東京威力科創股份有限公司 | 用於半導體裝置的延伸區域 |
US9837414B1 (en) | 2016-10-31 | 2017-12-05 | International Business Machines Corporation | Stacked complementary FETs featuring vertically stacked horizontal nanowires |
-
2018
- 2018-09-25 WO PCT/JP2018/035481 patent/WO2020065732A1/ja active Application Filing
- 2018-09-25 JP JP2020547642A patent/JP7351307B2/ja active Active
-
2021
- 2021-03-22 US US17/208,971 patent/US11798992B2/en active Active
-
2023
- 2023-09-18 US US18/469,295 patent/US20240006490A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003152191A (ja) | 2001-11-16 | 2003-05-23 | Semiconductor Energy Lab Co Ltd | 半導体装置およびその作製方法 |
JP2013191698A (ja) | 2012-03-13 | 2013-09-26 | Toshiba Corp | 半導体装置およびその製造方法 |
Non-Patent Citations (2)
Title |
---|
J.Ryckaert et al.,The Complementary FET (CFET) for CMOS scaling beyond N3,2018 Symposium on VLSI Technology Digest of Technical Papers,2018年06月18日,pp. 141-142,DOI: 10.1109/VLSIT.2018.8510618 |
MUNTEANU, Daniela et al.,Transient Response of 3-D Multi-Channel Nanowire MOSFETs Submitted to Heavy Ion Irradiation: a 3-D Simulation Study,IEEE TRANSACTIONS ON NUCLEAR SCIENCE,2009年08月12日,VOL. 56, NO. 4,,pp. 2042-2049,DOI:10.1109/TNS.2009.2016564 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2020065732A1 (ja) | 2021-08-30 |
US20210210601A1 (en) | 2021-07-08 |
US20240006490A1 (en) | 2024-01-04 |
US11798992B2 (en) | 2023-10-24 |
WO2020065732A1 (ja) | 2020-04-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7351307B2 (ja) | 半導体装置及びその製造方法 | |
US9859211B2 (en) | Nonvolatile semiconductor memory device including pillars buried inside through holes | |
US8383512B2 (en) | Method for making multilayer connection structure | |
JP5144698B2 (ja) | 半導体記憶装置及びその製造方法 | |
US7973314B2 (en) | Semiconductor device and method of manufacturing the same | |
US8574992B2 (en) | Contact architecture for 3D memory array | |
US9202750B2 (en) | Stacked 3D memory with isolation layer between memory blocks and access conductors coupled to decoding elements in memory blocks | |
US6413821B1 (en) | Method of fabricating semiconductor device including nonvolatile memory and peripheral circuit | |
US8154128B2 (en) | 3D integrated circuit layer interconnect | |
US9754936B2 (en) | Semiconductor device and method of fabricating the same | |
US20070007601A1 (en) | Vertical MOSFET SRAM cell | |
US9330764B2 (en) | Array fanout pass transistor structure | |
CN103579242B (zh) | 具有埋藏鞍形鳍式场效晶体管的sram集成电路及其制造方法 | |
JP2007005654A (ja) | 不揮発性半導体記憶装置 | |
US20190074287A1 (en) | Semiconductor memory device and method for manufacturing the same | |
WO2014065038A1 (ja) | 半導体装置及びその製造方法 | |
US9362168B2 (en) | Non-volatile memory device and method for manufacturing same | |
TW201705233A (zh) | 半導體裝置 | |
TW202228272A (zh) | 形成記憶結構的方法 | |
US9368403B2 (en) | Method for manufacturing a semiconductor device | |
US20130200363A1 (en) | Semiconductor device and a method for manufacturing a semiconductor device | |
TW202103318A (zh) | 半導體裝置與其製造方法 | |
TW202306120A (zh) | 具有介電鰭片結構的半導體裝置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210818 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20221018 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20221208 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230322 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230511 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230815 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230828 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7351307 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |