KR100718155B1 - 두 개의 산화층을 이용한 비휘발성 메모리 소자 - Google Patents
두 개의 산화층을 이용한 비휘발성 메모리 소자 Download PDFInfo
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- KR100718155B1 KR100718155B1 KR1020060018879A KR20060018879A KR100718155B1 KR 100718155 B1 KR100718155 B1 KR 100718155B1 KR 1020060018879 A KR1020060018879 A KR 1020060018879A KR 20060018879 A KR20060018879 A KR 20060018879A KR 100718155 B1 KR100718155 B1 KR 100718155B1
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- Prior art keywords
- oxide layer
- oxide
- memory device
- lower electrode
- nonvolatile memory
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- 239000000463 material Substances 0.000 claims abstract description 20
- 230000003647 oxidation Effects 0.000 claims abstract description 3
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 9
- 229910000314 transition metal oxide Inorganic materials 0.000 claims description 9
- 229910052741 iridium Inorganic materials 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- 229910052707 ruthenium Inorganic materials 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- -1 oxygen ions Chemical class 0.000 description 8
- VRIVJOXICYMTAG-IYEMJOQQSA-L iron(ii) gluconate Chemical compound [Fe+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O VRIVJOXICYMTAG-IYEMJOQQSA-L 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 229910003087 TiOx Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- HLLICFJUWSZHRJ-UHFFFAOYSA-N tioxidazole Chemical compound CCCOC1=CC=C2N=C(NC(=O)OC)SC2=C1 HLLICFJUWSZHRJ-UHFFFAOYSA-N 0.000 description 3
- 238000000231 atomic layer deposition Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910002367 SrTiO Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B69/00—Erasable-and-programmable ROM [EPROM] devices not provided for in groups H10B41/00 - H10B63/00, e.g. ultraviolet erasable-and-programmable ROM [UVEPROM] devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N5/00—Arrangements or devices on vehicles for entrance or exit control of passengers, e.g. turnstiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/002—Seats provided with an occupancy detection means mounted therein or thereon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
- B60Q5/001—Switches therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D31/00—Superstructures for passenger vehicles
- B62D31/02—Superstructures for passenger vehicles for carrying large numbers of passengers, e.g. omnibus
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F21/00—Mobile visual advertising
- G09F21/04—Mobile visual advertising by land vehicles
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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
- 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
- H10N70/20—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
-
- 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
- H10N70/821—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
- 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
- H10N70/8833—Binary metal oxides, e.g. TaOx
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/10—Road Vehicles
- B60Y2200/14—Trucks; Load vehicles, Busses
- B60Y2200/143—Busses
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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
- G11C2213/50—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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- Combustion & Propulsion (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (9)
- 가변 저항 물질을 포함하는 비휘발성 메모리 소자에 있어서,하부 전극;상기 하부 전극 상에 산화 상태가 변화 가능한 산화물로 형성된 형성된 제 1산화층;상기 제 1 산화층 상에 형성된 제 2산화층; 및상기 제 2산화층 상에 형성된 상부 전극;을 포함하는 것을 특징으로 하는 두 개의 산화층을 이용한 비휘발성 메모리 소자.
- 제 1항에 있어서,상기 하부 전극은 상기 제 1산화층과 쇼트키 콘택을 하는 금속 또는 금속 산화물로 형성된 것을 특징으로 하는 두 개의 산화층을 이용한 비휘발성 메모리 소자.
- 제 1항에 있어서,상기 제 1산화층은 전이 금속 산화물로 형성된 것을 특징으로 하는 두 개의 산화층을 이용한 비휘발성 메모리 소자.
- 제 3항에 있어서,상기 전이 금속 산화물은 NiO, CeO2, VO2, V2O5, Nb2, Nb2O5, TiO2, Ti2O3, WO3, Ta2O5, 또는 ZrO2 로 형성된 것을 특징으로 하는 두 개의 산화층을 이용한 비휘발성 메모리 소자.
- 제 1항에 있어서,상기 제 2산화층은 비정질 산화물로 형성된 것을 특징으로 하는 두 개의 산화층을 이용한 비휘발성 메모리 소자.
- 제 5항에 있어서,상기 비정질 산화물은 IZO 또는 ITO인 것을 특징으로 하는 두 개의 산화층을 이용한 비휘발성 메모리 소자.
- 제 2항에 있어서,상기 하부 전극은 Pt, Ru, Ir 또는 이들의 산화물로 형성된 것을 특징으로 하는 두 개의 산화층을 포함하는 비휘발성 메모리 소자.
- 제 2항에 있어서,상기 하부 전극은 Ti 또는 Ag로 형성된 것을 특징으로 하는 두 개의 산화층을 포함하는 비휘발성 메모리 소자.
- 제 3항에 있어서,상기 상부 전극은 Pt, Ru, Ir 또는 이들의 산화물로 형성된 것을 특징으로 하는 두 개의 산화층을 포함하는 비휘발성 메모리 소자.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060018879A KR100718155B1 (ko) | 2006-02-27 | 2006-02-27 | 두 개의 산화층을 이용한 비휘발성 메모리 소자 |
CN2006101374426A CN101030623B (zh) | 2006-02-27 | 2006-10-25 | 采用两个氧化物层的非易失性存储器件 |
US11/655,193 US7417271B2 (en) | 2006-02-27 | 2007-01-19 | Electrode structure having at least two oxide layers and non-volatile memory device having the same |
JP2007045884A JP4938493B2 (ja) | 2006-02-27 | 2007-02-26 | 二つの酸化層を利用した不揮発性メモリ素子 |
Applications Claiming Priority (1)
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KR1020060018879A KR100718155B1 (ko) | 2006-02-27 | 2006-02-27 | 두 개의 산화층을 이용한 비휘발성 메모리 소자 |
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Publication Number | Publication Date |
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KR100718155B1 true KR100718155B1 (ko) | 2007-05-14 |
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KR1020060018879A KR100718155B1 (ko) | 2006-02-27 | 2006-02-27 | 두 개의 산화층을 이용한 비휘발성 메모리 소자 |
Country Status (4)
Country | Link |
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US (1) | US7417271B2 (ko) |
JP (1) | JP4938493B2 (ko) |
KR (1) | KR100718155B1 (ko) |
CN (1) | CN101030623B (ko) |
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WO2014101773A1 (en) * | 2012-12-25 | 2014-07-03 | Tsinghua University | Method for forming resistive random access memory cell |
US8772750B2 (en) | 2010-08-31 | 2014-07-08 | Samsung Electronics Co., Ltd. | Non-volatile memory elements and memory devices including the same |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7884349B2 (en) * | 2002-08-02 | 2011-02-08 | Unity Semiconductor Corporation | Selection device for re-writable memory |
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US20060171200A1 (en) | 2004-02-06 | 2006-08-03 | Unity Semiconductor Corporation | Memory using mixed valence conductive oxides |
US7082052B2 (en) | 2004-02-06 | 2006-07-25 | Unity Semiconductor Corporation | Multi-resistive state element with reactive metal |
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US8937292B2 (en) | 2011-08-15 | 2015-01-20 | Unity Semiconductor Corporation | Vertical cross point arrays for ultra high density memory applications |
US8031509B2 (en) * | 2008-12-19 | 2011-10-04 | Unity Semiconductor Corporation | Conductive metal oxide structures in non-volatile re-writable memory devices |
US20130082232A1 (en) | 2011-09-30 | 2013-04-04 | Unity Semiconductor Corporation | Multi Layered Conductive Metal Oxide Structures And Methods For Facilitating Enhanced Performance Characteristics Of Two Terminal Memory Cells |
US8565003B2 (en) | 2011-06-28 | 2013-10-22 | Unity Semiconductor Corporation | Multilayer cross-point memory array having reduced disturb susceptibility |
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US7576565B2 (en) * | 2006-04-03 | 2009-08-18 | Blaise Laurent Mouttet | Crossbar waveform driver circuit |
US7755424B2 (en) * | 2006-04-03 | 2010-07-13 | Blaise Laurent Mouttet | Operational amplifier with resistance switch crossbar feedback |
US8183554B2 (en) * | 2006-04-03 | 2012-05-22 | Blaise Laurent Mouttet | Symmetrical programmable memresistor crossbar structure |
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US8208284B2 (en) * | 2008-03-07 | 2012-06-26 | Unity Semiconductor Corporation | Data retention structure for non-volatile memory |
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US8551809B2 (en) * | 2008-05-01 | 2013-10-08 | Intermolecular, Inc. | Reduction of forming voltage in semiconductor devices |
CN101779287B (zh) | 2008-05-22 | 2011-12-21 | 松下电器产业株式会社 | 电阻变化型非易失性存储装置 |
TW201005880A (en) * | 2008-07-23 | 2010-02-01 | Nanya Technology Corp | Method of fabricating RRAM |
US9385314B2 (en) | 2008-08-12 | 2016-07-05 | Industrial Technology Research Institute | Memory cell of resistive random access memory and manufacturing method thereof |
US8362454B2 (en) | 2008-08-12 | 2013-01-29 | Industrial Technology Research Institute | Resistive random access memory having metal oxide layer with oxygen vacancies and method for fabricating the same |
CN102790073B (zh) | 2008-08-20 | 2015-01-14 | 松下电器产业株式会社 | 电阻变化型非易失性存储装置以及存储器单元的形成方法 |
TWI397152B (zh) * | 2008-09-25 | 2013-05-21 | Nanya Technology Corp | 電阻式隨機存取記憶體結構及其製作方法 |
JP5401970B2 (ja) * | 2008-12-17 | 2014-01-29 | 日本電気株式会社 | 不揮発性記憶装置 |
US8027215B2 (en) | 2008-12-19 | 2011-09-27 | Unity Semiconductor Corporation | Array operation using a schottky diode as a non-ohmic isolation device |
US8390100B2 (en) * | 2008-12-19 | 2013-03-05 | Unity Semiconductor Corporation | Conductive oxide electrodes |
WO2010095295A1 (ja) * | 2009-02-20 | 2010-08-26 | 株式会社村田製作所 | 抵抗記憶素子およびその使用方法 |
WO2010095296A1 (ja) * | 2009-02-20 | 2010-08-26 | 株式会社村田製作所 | 抵抗記憶素子およびその使用方法 |
CN102365750B (zh) * | 2009-03-27 | 2014-03-12 | 惠普开发有限公司 | 具有本征二极管的可切换结 |
US8188833B2 (en) * | 2009-04-14 | 2012-05-29 | Panasonic Corporation | Variable resistance element and manufacturing method of the same |
JP5299105B2 (ja) * | 2009-06-16 | 2013-09-25 | ソニー株式会社 | 二酸化バナジウムナノワイヤとその製造方法、及び二酸化バナジウムナノワイヤを用いたナノワイヤデバイス |
WO2011008195A2 (en) | 2009-07-13 | 2011-01-20 | Hewlett Packard Development Company L .P. | Memristive device |
CN101958335B (zh) * | 2009-07-16 | 2013-05-29 | 中芯国际集成电路制造(上海)有限公司 | 相变随机存取存储器及制造方法、编程方法 |
US8982601B2 (en) * | 2009-09-04 | 2015-03-17 | Hewlett-Packard Development Company, L.P. | Switchable junction with an intrinsic diode formed with a voltage dependent resistor |
US8766233B2 (en) * | 2009-10-09 | 2014-07-01 | Nec Corporation | Semiconductor device with variable resistance element and method for manufacturing the same |
KR101055748B1 (ko) * | 2009-10-23 | 2011-08-11 | 주식회사 하이닉스반도체 | 저항 변화 장치 및 그 제조방법 |
US8045364B2 (en) * | 2009-12-18 | 2011-10-25 | Unity Semiconductor Corporation | Non-volatile memory device ion barrier |
KR20110072920A (ko) * | 2009-12-23 | 2011-06-29 | 삼성전자주식회사 | 저항성 메모리 소자 |
US20110175050A1 (en) * | 2010-01-19 | 2011-07-21 | Macronix International Co., Ltd. | Metal Oxide Resistance Based Semiconductor Memory Device With High Work Function Electrode |
TWI478161B (zh) * | 2010-01-19 | 2015-03-21 | Macronix Int Co Ltd | 具有場增強排列的記憶體裝置 |
WO2011088526A1 (en) * | 2010-01-25 | 2011-07-28 | Idatamap Pty Ltd | Improved content addressable memory (cam) |
US8223539B2 (en) | 2010-01-26 | 2012-07-17 | Micron Technology, Inc. | GCIB-treated resistive device |
US20120313070A1 (en) * | 2010-01-29 | 2012-12-13 | Williams R Stanley | Controlled switching memristor |
US8638584B2 (en) * | 2010-02-02 | 2014-01-28 | Unity Semiconductor Corporation | Memory architectures and techniques to enhance throughput for cross-point arrays |
US8481990B2 (en) | 2010-03-08 | 2013-07-09 | Panasonic Corporation | Nonvolatile memory element |
US8362477B2 (en) | 2010-03-23 | 2013-01-29 | International Business Machines Corporation | High density memory device |
WO2012001978A1 (ja) | 2010-07-01 | 2012-01-05 | パナソニック株式会社 | 不揮発性記憶素子及びその製造方法 |
US8901527B2 (en) | 2010-07-02 | 2014-12-02 | Nanya Technology Corp. | Resistive random access memory structure with tri-layer resistive stack |
JP5796079B2 (ja) | 2010-09-27 | 2015-10-21 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 長期耐久性メモリスタ用のデバイス構造 |
FR2969382B1 (fr) | 2010-12-17 | 2022-11-18 | Centre Nat Rech Scient | Élément memristif et mémoire électronique basée sur de tels éléments |
JP5636092B2 (ja) | 2011-04-14 | 2014-12-03 | パナソニック株式会社 | 不揮発性記憶素子およびその製造方法 |
US10566056B2 (en) | 2011-06-10 | 2020-02-18 | Unity Semiconductor Corporation | Global bit line pre-charge circuit that compensates for process, operating voltage, and temperature variations |
US8891276B2 (en) | 2011-06-10 | 2014-11-18 | Unity Semiconductor Corporation | Memory array with local bitlines and local-to-global bitline pass gates and gain stages |
US9117495B2 (en) | 2011-06-10 | 2015-08-25 | Unity Semiconductor Corporation | Global bit line pre-charge circuit that compensates for process, operating voltage, and temperature variations |
CN102931347A (zh) * | 2011-08-12 | 2013-02-13 | 中国科学院微电子研究所 | 一种阻变存储器及其制备方法 |
JP5687978B2 (ja) * | 2011-09-14 | 2015-03-25 | ルネサスエレクトロニクス株式会社 | 抵抗変化型不揮発記憶装置、半導体装置及び抵抗変化型不揮発記憶装置の動作方法 |
JP5351363B1 (ja) | 2011-10-24 | 2013-11-27 | パナソニック株式会社 | 不揮発性記憶素子および不揮発性記憶装置 |
CN103311433B (zh) * | 2012-03-07 | 2015-07-22 | 中国科学院微电子研究所 | 阻变存储器的制造方法 |
KR101401221B1 (ko) * | 2012-08-10 | 2014-05-28 | 성균관대학교산학협력단 | 결정질 산화막을 포함한 저항 메모리 소자 및 이의 제조 방법 |
CN102903845B (zh) * | 2012-09-10 | 2015-05-13 | 北京大学 | 一种阻变存储器及其制备方法 |
CN102916129B (zh) * | 2012-11-07 | 2014-09-10 | 天津理工大学 | 基于氧化钒/氧化锌叠层结构的阻变存储器及其制备方法 |
JP2014127566A (ja) * | 2012-12-26 | 2014-07-07 | Panasonic Corp | 不揮発性記憶装置の製造方法および不揮発性記憶装置 |
US9000407B2 (en) | 2013-05-28 | 2015-04-07 | Intermolecular, Inc. | ReRAM materials stack for low-operating-power and high-density applications |
CN103280405A (zh) * | 2013-05-28 | 2013-09-04 | 清华大学 | 超薄混合氧化层的堆叠结构的形成方法 |
US9548449B2 (en) * | 2013-06-25 | 2017-01-17 | Intel Corporation | Conductive oxide random access memory (CORAM) cell and method of fabricating same |
CN103400936B (zh) * | 2013-07-30 | 2015-11-18 | 桂林电子科技大学 | 一种n型半导体有机薄膜及肖特基特性自整流阻变存储器 |
CN104752609B (zh) * | 2013-12-26 | 2017-06-20 | 北京有色金属研究总院 | 一种阻变存储器及其制备方法 |
TWI548127B (zh) | 2014-09-19 | 2016-09-01 | 華邦電子股份有限公司 | 電阻式隨機存取記憶體 |
US20160181517A1 (en) * | 2014-12-23 | 2016-06-23 | Silicon Storage Technology, Inc. | Geometrically Enhanced Resistive Random Access Memory (RRAM) Cell And Method Of Forming Same |
CN108140409A (zh) * | 2015-06-05 | 2018-06-08 | 澳大利亚高级材料有限公司 | 用于电阻式随机存取存储器件的存储器结构和用于制造数据存储器件的方法 |
US9899450B2 (en) | 2015-09-15 | 2018-02-20 | The Regents Of The University Of California | Memristors and method for fabricating memristors |
CN114256416A (zh) * | 2016-09-29 | 2022-03-29 | 华邦电子股份有限公司 | 电阻式随机存取存储器、其制造方法及其操作方法 |
US9887351B1 (en) | 2016-09-30 | 2018-02-06 | International Business Machines Corporation | Multivalent oxide cap for analog switching resistive memory |
CN110676377A (zh) * | 2019-09-29 | 2020-01-10 | 西安理工大学 | 一种铈掺杂二氧化钛忆阻器薄膜的制备方法 |
CN110808291A (zh) * | 2019-10-25 | 2020-02-18 | 甘肃省科学院传感技术研究所 | 一种多功能器件 |
KR20210077319A (ko) * | 2019-12-17 | 2021-06-25 | 에스케이하이닉스 주식회사 | 전자 장치 및 그 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5923056A (en) | 1996-10-10 | 1999-07-13 | Lucent Technologies Inc. | Electronic components with doped metal oxide dielectric materials and a process for making electronic components with doped metal oxide dielectric materials |
US6362499B1 (en) | 1996-10-25 | 2002-03-26 | Texas Instruments Incorporated | Ferroelectric transistors using thin film semiconductor gate electrodes |
US6849891B1 (en) | 2003-12-08 | 2005-02-01 | Sharp Laboratories Of America, Inc. | RRAM memory cell electrodes |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5003428A (en) * | 1989-07-17 | 1991-03-26 | National Semiconductor Corporation | Electrodes for ceramic oxide capacitors |
KR100389032B1 (ko) * | 2000-11-21 | 2003-06-25 | 삼성전자주식회사 | 강유전체 메모리 장치 및 그의 제조 방법 |
KR100773537B1 (ko) * | 2003-06-03 | 2007-11-07 | 삼성전자주식회사 | 한 개의 스위칭 소자와 한 개의 저항체를 포함하는비휘발성 메모리 장치 및 그 제조 방법 |
JP2005123361A (ja) * | 2003-10-16 | 2005-05-12 | Sony Corp | 抵抗変化型不揮発性メモリおよびその製造方法ならびに抵抗変化層の形成方法 |
US8314420B2 (en) * | 2004-03-12 | 2012-11-20 | Hewlett-Packard Development Company, L.P. | Semiconductor device with multiple component oxide channel |
KR101051704B1 (ko) * | 2004-04-28 | 2011-07-25 | 삼성전자주식회사 | 저항 구배를 지닌 다층막을 이용한 메모리 소자 |
US7060586B2 (en) * | 2004-04-30 | 2006-06-13 | Sharp Laboratories Of America, Inc. | PCMO thin film with resistance random access memory (RRAM) characteristics |
KR100590592B1 (ko) * | 2004-08-20 | 2006-06-19 | 삼성전자주식회사 | 누설 전류를 감소시킨 유전체층을 포함하는 캐패시터 및그 제조 방법 |
-
2006
- 2006-02-27 KR KR1020060018879A patent/KR100718155B1/ko active IP Right Grant
- 2006-10-25 CN CN2006101374426A patent/CN101030623B/zh active Active
-
2007
- 2007-01-19 US US11/655,193 patent/US7417271B2/en active Active
- 2007-02-26 JP JP2007045884A patent/JP4938493B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5923056A (en) | 1996-10-10 | 1999-07-13 | Lucent Technologies Inc. | Electronic components with doped metal oxide dielectric materials and a process for making electronic components with doped metal oxide dielectric materials |
US6362499B1 (en) | 1996-10-25 | 2002-03-26 | Texas Instruments Incorporated | Ferroelectric transistors using thin film semiconductor gate electrodes |
US6849891B1 (en) | 2003-12-08 | 2005-02-01 | Sharp Laboratories Of America, Inc. | RRAM memory cell electrodes |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100983175B1 (ko) * | 2008-07-03 | 2010-09-20 | 광주과학기술원 | 산화물막과 고체 전해질막을 구비하는 저항 변화 메모리소자, 및 이의 동작방법 |
US8772750B2 (en) | 2010-08-31 | 2014-07-08 | Samsung Electronics Co., Ltd. | Non-volatile memory elements and memory devices including the same |
WO2014101773A1 (en) * | 2012-12-25 | 2014-07-03 | Tsinghua University | Method for forming resistive random access memory cell |
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