JP5135797B2 - スイッチング素子、スイッチング素子の製造方法、書き換え可能な論理集積回路、およびメモリ素子 - Google Patents
スイッチング素子、スイッチング素子の製造方法、書き換え可能な論理集積回路、およびメモリ素子 Download PDFInfo
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- JP5135797B2 JP5135797B2 JP2006550722A JP2006550722A JP5135797B2 JP 5135797 B2 JP5135797 B2 JP 5135797B2 JP 2006550722 A JP2006550722 A JP 2006550722A JP 2006550722 A JP2006550722 A JP 2006550722A JP 5135797 B2 JP5135797 B2 JP 5135797B2
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- G—PHYSICS
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- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
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- G—PHYSICS
- G11—INFORMATION STORAGE
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- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/0023—Address circuits or decoders
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/02—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using elements whose operation depends upon chemical change
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- H—ELECTRICITY
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/041—Modification of switching materials after formation, e.g. doping
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- H—ELECTRICITY
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/061—Shaping switching materials
- H10N70/063—Shaping switching materials by etching of pre-deposited switching material layers, e.g. lithography
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- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/24—Multistable switching devices, e.g. memristors based on migration or redistribution of ionic species, e.g. anions, vacancies
- H10N70/245—Multistable switching devices, e.g. memristors based on migration or redistribution of ionic species, e.g. anions, vacancies the species being metal cations, e.g. programmable metallization cells
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- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/253—Multistable switching devices, e.g. memristors having three or more electrodes, e.g. transistor-like devices
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
- H10N70/826—Device geometry adapted for essentially vertical current flow, e.g. sandwich or pillar type devices
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- H—ELECTRICITY
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
- H10N70/828—Current flow limiting means within the switching material region, e.g. constrictions
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- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/841—Electrodes
- H10N70/8416—Electrodes adapted for supplying ionic species
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- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/883—Oxides or nitrides
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/883—Oxides or nitrides
- H10N70/8836—Complex metal oxides, e.g. perovskites, spinels
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/50—Resistive cell structure aspects
- G11C2213/56—Structure including two electrodes, a memory active layer and a so called passive or source or reservoir layer which is NOT an electrode, wherein the passive or source or reservoir layer is a source of ions which migrate afterwards in the memory active layer to be only trapped there, to form conductive filaments there or to react with the material of the memory active layer in redox way
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/70—Resistive array aspects
- G11C2213/79—Array wherein the access device being a transistor
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/30—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices comprising selection components having three or more electrodes, e.g. transistors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/80—Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49105—Switch making
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- Materials Engineering (AREA)
- Semiconductor Memories (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
Description
13、14、31、32 第2電極
34、35 第3電極
40、42 イオン伝導層
(実施形態1)
本実施形態の2端子スイッチの構成について説明する。
(実施形態2)
本実施形態の3端子スイッチの構成について説明する。
(実施形態3)
本実施形態は、実施形態2のスイッチング素子をプログラマブルロジックに適用したものである。
(実施形態4)
本実施形態は、実施形態2のスイッチング素子をメモリ素子に適用したものである。
Claims (7)
- 金属イオンが伝導可能なイオン伝導層を備えたスイッチング素子であって、
前記イオン伝導層に接するように設けられた第1電極および第2電極と、
前記イオン伝導層に接して設けられ、前記金属イオンを供給可能な第3電極と、
前記第1電極と第2電極の間に設けられ、開口部が形成された絶縁層とを有し、
前記第1電極が前記開口部を介して前記イオン伝導層と接しており、
前記第1電極の前記イオン伝導層に接する面積が前記第2電極の該イオン伝導層に接する面積よりも小さい、スイッチング素子。 - 前記開口部の直径が0.1μm以下である、請求項1記載のスイッチング素子。
- 前記第1電極が前記イオン伝導層に接する部位と前記第2電極との間に前記金属イオンによる金属析出物が設けられた請求項1または2記載のスイッチング素子。
- 請求項1から3のいずれか1項記載のスイッチング素子をスイッチに用いた書き換え可能な論理集積回路。
- 請求項1から3のいずれか1項記載のスイッチング素子と、
前記スイッチング素子がオン状態およびオフ状態のいずれの状態であるかを読み出すためのトランジスタ素子と、
を有するメモリ素子。 - 第1電極および第2電極を有するスイッチング素子の製造方法であって、
絶縁材料上に金属イオンを供給可能な前記第2電極を形成する工程と、
前記第2電極を覆う、前記金属イオンを伝導するためのイオン伝導層を形成する工程と、
前記イオン伝導層上に第1絶縁層を形成する工程と、
開口を有する第2絶縁層を前記第1絶縁層上に形成する工程と、
前記開口を埋め込む前記第1電極を形成する工程と、
前記第2電極および前記第1電極の間に電圧を印加することで、該第1電極および該第2電極間の電流の通り道となる開口部を前記第1絶縁層に形成する工程と、
を有するスイッチング素子の製造方法。 - 前記第2電極および前記第1電極の間に電圧を印加する工程において、
該第2電極に対して該第1電極に負電圧を印加することで、前記開口部が形成された部位と前記第2電極との間に前記金属イオンによる金属析出物を形成する請求項6記載のスイッチング素子の製造方法。
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JP2006550722A JP5135797B2 (ja) | 2004-12-28 | 2005-12-22 | スイッチング素子、スイッチング素子の製造方法、書き換え可能な論理集積回路、およびメモリ素子 |
Applications Claiming Priority (4)
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JP2004378700 | 2004-12-28 | ||
JP2004378700 | 2004-12-28 | ||
PCT/JP2005/023579 WO2006070683A1 (ja) | 2004-12-28 | 2005-12-22 | スイッチング素子、スイッチング素子の製造方法、書き換え可能な論理集積回路、およびメモリ素子 |
JP2006550722A JP5135797B2 (ja) | 2004-12-28 | 2005-12-22 | スイッチング素子、スイッチング素子の製造方法、書き換え可能な論理集積回路、およびメモリ素子 |
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JPWO2006070683A1 JPWO2006070683A1 (ja) | 2008-06-12 |
JP5135797B2 true JP5135797B2 (ja) | 2013-02-06 |
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JP2006550722A Expired - Fee Related JP5135797B2 (ja) | 2004-12-28 | 2005-12-22 | スイッチング素子、スイッチング素子の製造方法、書き換え可能な論理集積回路、およびメモリ素子 |
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US (1) | US7964867B2 (ja) |
JP (1) | JP5135797B2 (ja) |
WO (1) | WO2006070683A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7829875B2 (en) * | 2006-03-31 | 2010-11-09 | Sandisk 3D Llc | Nonvolatile rewritable memory cell comprising a resistivity-switching oxide or nitride and an antifuse |
US8233308B2 (en) | 2007-06-29 | 2012-07-31 | Sandisk 3D Llc | Memory cell that employs a selectively deposited reversible resistance-switching element and methods of forming the same |
US7824956B2 (en) | 2007-06-29 | 2010-11-02 | Sandisk 3D Llc | Memory cell that employs a selectively grown reversible resistance-switching element and methods of forming the same |
WO2009066500A1 (ja) * | 2007-11-21 | 2009-05-28 | Nec Corporation | 半導体装置のコンフィギュレーション方法 |
JP5783174B2 (ja) * | 2010-06-16 | 2015-09-24 | 日本電気株式会社 | 半導体装置及びその動作方法 |
WO2013136798A1 (ja) * | 2012-03-16 | 2013-09-19 | 日本電気株式会社 | 抵抗変化素子、その抵抗変化素子を有する半導体装置、その半導体装置の製造方法およびその抵抗変化素子を用いたプログラミング方法 |
FR3003401B1 (fr) * | 2013-03-15 | 2016-12-09 | Altis Semiconductor Snc | Dispositif microelectronique a memoire programmable |
WO2017106317A1 (en) * | 2015-12-14 | 2017-06-22 | Shih-Yuan Wang | Resistive random-access memory with protected switching layer |
KR101948638B1 (ko) * | 2017-03-15 | 2019-02-15 | 고려대학교 산학협력단 | 단일 나노 공극 구조를 이용한 산화물 기반 저항 스위칭 메모리 소자 및 그 제조 방법 |
Citations (5)
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---|---|---|---|---|
US5761115A (en) * | 1996-05-30 | 1998-06-02 | Axon Technologies Corporation | Programmable metallization cell structure and method of making same |
JP2001525606A (ja) * | 1997-12-04 | 2001-12-11 | アクソン テクノロジーズ コーポレイション | プログラム可能なサブサーフェス集合メタライゼーション構造およびその作製方法 |
WO2003079463A2 (en) * | 2002-03-15 | 2003-09-25 | Axon Technologies Corporation | Programmable structure, an array including the structure, and methods of forming the same |
WO2003094227A1 (en) * | 2002-04-30 | 2003-11-13 | Japan Science And Technology Agency | Solid electrolyte switching device, fpga using same, memory device, and method for manufacturing solid electrolyte switching device |
JP2005166976A (ja) * | 2003-12-03 | 2005-06-23 | Sony Corp | 記憶装置 |
Family Cites Families (3)
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US6635914B2 (en) * | 2000-09-08 | 2003-10-21 | Axon Technologies Corp. | Microelectronic programmable device and methods of forming and programming the same |
KR20010110433A (ko) | 1999-02-11 | 2001-12-13 | 알란 엠. 포스칸져 | 프로그래머블 마이크로일렉트로닉 장치 및 그 형성방법과프로그래밍 방법 |
JP3593582B2 (ja) * | 2001-09-19 | 2004-11-24 | 彰 土井 | 銀イオン含有イオン伝導体の電界誘導黒化現象を利用した記憶素子 |
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2005
- 2005-12-22 JP JP2006550722A patent/JP5135797B2/ja not_active Expired - Fee Related
- 2005-12-22 WO PCT/JP2005/023579 patent/WO2006070683A1/ja active Application Filing
- 2005-12-22 US US11/813,075 patent/US7964867B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5761115A (en) * | 1996-05-30 | 1998-06-02 | Axon Technologies Corporation | Programmable metallization cell structure and method of making same |
JP2001525606A (ja) * | 1997-12-04 | 2001-12-11 | アクソン テクノロジーズ コーポレイション | プログラム可能なサブサーフェス集合メタライゼーション構造およびその作製方法 |
WO2003079463A2 (en) * | 2002-03-15 | 2003-09-25 | Axon Technologies Corporation | Programmable structure, an array including the structure, and methods of forming the same |
WO2003094227A1 (en) * | 2002-04-30 | 2003-11-13 | Japan Science And Technology Agency | Solid electrolyte switching device, fpga using same, memory device, and method for manufacturing solid electrolyte switching device |
JP2005166976A (ja) * | 2003-12-03 | 2005-06-23 | Sony Corp | 記憶装置 |
Also Published As
Publication number | Publication date |
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US20080212259A1 (en) | 2008-09-04 |
JPWO2006070683A1 (ja) | 2008-06-12 |
US7964867B2 (en) | 2011-06-21 |
WO2006070683A1 (ja) | 2006-07-06 |
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