CN1497705A - 制造自对准交叉点存储阵列的方法 - Google Patents
制造自对准交叉点存储阵列的方法 Download PDFInfo
- Publication number
- CN1497705A CN1497705A CNA03159896XA CN03159896A CN1497705A CN 1497705 A CN1497705 A CN 1497705A CN A03159896X A CNA03159896X A CN A03159896XA CN 03159896 A CN03159896 A CN 03159896A CN 1497705 A CN1497705 A CN 1497705A
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- China
- Prior art keywords
- layer
- deposition
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- bottom electrode
- barrier metal
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- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 33
- 238000003860 storage Methods 0.000 title description 10
- 238000000151 deposition Methods 0.000 claims abstract description 49
- 229910052751 metal Inorganic materials 0.000 claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 32
- 230000004888 barrier function Effects 0.000 claims abstract description 31
- 238000005530 etching Methods 0.000 claims abstract description 30
- 150000002500 ions Chemical class 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000008021 deposition Effects 0.000 claims description 42
- 239000007772 electrode material Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 13
- 229940090044 injection Drugs 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 229910052697 platinum Inorganic materials 0.000 claims description 9
- -1 phosphonium ion Chemical class 0.000 claims description 8
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 7
- 229920005591 polysilicon Polymers 0.000 claims description 7
- 229910052741 iridium Inorganic materials 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 238000001465 metallisation Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 3
- 238000002360 preparation method Methods 0.000 claims 3
- 238000000059 patterning Methods 0.000 abstract 3
- 239000003795 chemical substances by application Substances 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 241001212149 Cathetus Species 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000002955 isolation Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 229910021521 yttrium barium copper oxide Inorganic materials 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000407 epitaxy Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000004549 pulsed laser deposition Methods 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5685—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using storage elements comprising metal oxide memory material, e.g. perovskites
-
- 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
- G11C13/0002—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
- G11C13/0007—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 comprising metal oxide memory material, e.g. perovskites
-
- 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
- H10B63/10—Phase change RAM [PCRAM, PRAM] devices
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
- G11C2213/30—Resistive cell, memory material aspects
- G11C2213/31—Material having complex metal oxide, e.g. perovskite structure
-
- 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
- G11C2213/77—Array wherein the memory element being directly connected to the bit lines and word lines without any access device being used
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Computer Hardware Design (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/262,222 US6746910B2 (en) | 2002-09-30 | 2002-09-30 | Method of fabricating self-aligned cross-point memory array |
US10/262,222 | 2002-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1497705A true CN1497705A (zh) | 2004-05-19 |
CN100511643C CN100511643C (zh) | 2009-07-08 |
Family
ID=31977956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB03159896XA Expired - Fee Related CN100511643C (zh) | 2002-09-30 | 2003-09-27 | 制造自对准交叉点存储阵列的方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6746910B2 (zh) |
EP (1) | EP1403920B1 (zh) |
JP (1) | JP4363628B2 (zh) |
KR (1) | KR100763928B1 (zh) |
CN (1) | CN100511643C (zh) |
DE (1) | DE60329357D1 (zh) |
TW (1) | TWI242261B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100452473C (zh) * | 2005-07-14 | 2009-01-14 | 中国科学院微电子研究所 | 采用氧化硅填充-回刻的交叉阵列结构有机器件制备方法 |
CN100495683C (zh) * | 2007-06-04 | 2009-06-03 | 中国科学院物理研究所 | 一种制作电阻随机存储单元阵列的方法 |
CN105304126A (zh) * | 2014-07-28 | 2016-02-03 | 财团法人交大思源基金会 | 记忆体阵列电路 |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6753561B1 (en) * | 2002-08-02 | 2004-06-22 | Unity Semiconductor Corporation | Cross point memory array using multiple thin films |
US6875651B2 (en) * | 2003-01-23 | 2005-04-05 | Sharp Laboratories Of America, Inc. | Dual-trench isolated crosspoint memory array and method for fabricating same |
US6962648B2 (en) * | 2003-09-15 | 2005-11-08 | Global Silicon Net Corp. | Back-biased face target sputtering |
JP2005244145A (ja) * | 2004-01-28 | 2005-09-08 | Sharp Corp | 半導体記憶装置及びその製造方法 |
JP2005243808A (ja) * | 2004-02-25 | 2005-09-08 | Sharp Corp | 半導体素子の製造方法 |
US20060019497A1 (en) * | 2004-07-22 | 2006-01-26 | Zhizhang Chen | Reduced feature-size memory devices and methods for fabricating the same |
JP4827074B2 (ja) * | 2004-07-22 | 2011-11-30 | シャープ株式会社 | 高密度soiクロスポイントメモリアレイおよびそれを製造するための方法 |
US7339813B2 (en) * | 2004-09-30 | 2008-03-04 | Sharp Laboratories Of America, Inc. | Complementary output resistive memory cell |
US7425504B2 (en) * | 2004-10-15 | 2008-09-16 | 4D-S Pty Ltd. | Systems and methods for plasma etching |
US20060081466A1 (en) * | 2004-10-15 | 2006-04-20 | Makoto Nagashima | High uniformity 1-D multiple magnet magnetron source |
US20060081467A1 (en) * | 2004-10-15 | 2006-04-20 | Makoto Nagashima | Systems and methods for magnetron deposition |
KR100593750B1 (ko) * | 2004-11-10 | 2006-06-28 | 삼성전자주식회사 | 이성분계 금속 산화막을 데이터 저장 물질막으로 채택하는교차점 비휘발성 기억소자 및 그 제조방법 |
JP4880894B2 (ja) * | 2004-11-17 | 2012-02-22 | シャープ株式会社 | 半導体記憶装置の構造及びその製造方法 |
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 |
KR100719346B1 (ko) | 2005-04-19 | 2007-05-17 | 삼성전자주식회사 | 저항 메모리 셀, 그 형성 방법 및 이를 이용한 저항 메모리배열 |
US7323349B2 (en) * | 2005-05-02 | 2008-01-29 | Sharp Laboratories Of America, Inc. | Self-aligned cross point resistor memory array |
US7375000B2 (en) * | 2005-08-22 | 2008-05-20 | International Business Machines Corporation | Discrete on-chip SOI resistors |
US20070084716A1 (en) * | 2005-10-16 | 2007-04-19 | Makoto Nagashima | Back-biased face target sputtering based high density non-volatile data storage |
US20070084717A1 (en) * | 2005-10-16 | 2007-04-19 | Makoto Nagashima | Back-biased face target sputtering based high density non-volatile caching data storage |
US20070205096A1 (en) * | 2006-03-06 | 2007-09-06 | Makoto Nagashima | Magnetron based wafer processing |
WO2007102341A1 (ja) | 2006-03-09 | 2007-09-13 | Matsushita Electric Industrial Co., Ltd. | 抵抗変化型素子、半導体装置、およびその製造方法 |
US8395199B2 (en) | 2006-03-25 | 2013-03-12 | 4D-S Pty Ltd. | Systems and methods for fabricating self-aligned memory cell |
US8454810B2 (en) | 2006-07-14 | 2013-06-04 | 4D-S Pty Ltd. | Dual hexagonal shaped plasma source |
US7932548B2 (en) | 2006-07-14 | 2011-04-26 | 4D-S Pty Ltd. | Systems and methods for fabricating self-aligned memory cell |
US20080011603A1 (en) * | 2006-07-14 | 2008-01-17 | Makoto Nagashima | Ultra high vacuum deposition of PCMO material |
US8308915B2 (en) | 2006-09-14 | 2012-11-13 | 4D-S Pty Ltd. | Systems and methods for magnetron deposition |
US7629247B2 (en) * | 2007-04-12 | 2009-12-08 | Sandisk 3D Llc | Method of fabricating a self-aligning damascene memory structure |
US20100163836A1 (en) * | 2008-12-31 | 2010-07-01 | Shepard Daniel R | Low-volume phase-change material memory cell |
JP5329987B2 (ja) * | 2009-01-09 | 2013-10-30 | 株式会社東芝 | 半導体記憶装置及びその製造方法 |
US8071457B2 (en) | 2010-01-07 | 2011-12-06 | Globalfoundries Inc. | Low capacitance precision resistor |
US8574954B2 (en) | 2010-08-31 | 2013-11-05 | Micron Technology, Inc. | Phase change memory structures and methods |
US9466793B2 (en) | 2010-10-29 | 2016-10-11 | Hewlett-Packard Development Company, L.P. | Memristors having at least one junction |
US8466031B2 (en) | 2011-05-27 | 2013-06-18 | Micron Technology, Inc. | Mixed valent oxide memory and method |
US10199472B2 (en) * | 2015-12-30 | 2019-02-05 | SK Hynix Inc. | Neuromorphic device including gating lines with different widths |
TWI723564B (zh) * | 2018-10-01 | 2021-04-01 | 美商橫杆股份有限公司 | 電阻式隨機存取記憶體和製作技術 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5751012A (en) * | 1995-06-07 | 1998-05-12 | Micron Technology, Inc. | Polysilicon pillar diode for use in a non-volatile memory cell |
US5696019A (en) * | 1996-06-24 | 1997-12-09 | Macronix International Co., Ltd. | Self-aligned trench isolation for memory array using sidewall spacers |
US6130835A (en) * | 1997-12-02 | 2000-10-10 | International Business Machines Corporation | Voltage biasing for magnetic RAM with magnetic tunnel memory cells |
US6204139B1 (en) | 1998-08-25 | 2001-03-20 | University Of Houston | Method for switching the properties of perovskite materials used in thin film resistors |
US6214662B1 (en) * | 2000-07-03 | 2001-04-10 | Taiwan Semiconductor Manufacturing Company | Forming self-align source line for memory array |
JP2002151660A (ja) * | 2000-11-14 | 2002-05-24 | Fujitsu Ltd | 磁気ランダム・アクセス・メモリ及びその磁気情報書き込み方法 |
US6646297B2 (en) * | 2000-12-26 | 2003-11-11 | Ovonyx, Inc. | Lower electrode isolation in a double-wide trench |
US6569745B2 (en) * | 2001-06-28 | 2003-05-27 | Sharp Laboratories Of America, Inc. | Shared bit line cross point memory array |
US6583003B1 (en) * | 2002-09-26 | 2003-06-24 | Sharp Laboratories Of America, Inc. | Method of fabricating 1T1R resistive memory array |
-
2002
- 2002-09-30 US US10/262,222 patent/US6746910B2/en not_active Expired - Lifetime
-
2003
- 2003-07-30 JP JP2003283239A patent/JP4363628B2/ja not_active Expired - Fee Related
- 2003-08-07 DE DE60329357T patent/DE60329357D1/de not_active Expired - Lifetime
- 2003-08-07 EP EP03254924A patent/EP1403920B1/en not_active Expired - Lifetime
- 2003-08-29 KR KR1020030060223A patent/KR100763928B1/ko not_active IP Right Cessation
- 2003-09-08 TW TW092124743A patent/TWI242261B/zh not_active IP Right Cessation
- 2003-09-27 CN CNB03159896XA patent/CN100511643C/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100452473C (zh) * | 2005-07-14 | 2009-01-14 | 中国科学院微电子研究所 | 采用氧化硅填充-回刻的交叉阵列结构有机器件制备方法 |
CN100495683C (zh) * | 2007-06-04 | 2009-06-03 | 中国科学院物理研究所 | 一种制作电阻随机存储单元阵列的方法 |
CN105304126A (zh) * | 2014-07-28 | 2016-02-03 | 财团法人交大思源基金会 | 记忆体阵列电路 |
CN105304126B (zh) * | 2014-07-28 | 2018-10-26 | 财团法人交大思源基金会 | 记忆体阵列电路 |
Also Published As
Publication number | Publication date |
---|---|
JP4363628B2 (ja) | 2009-11-11 |
US20040063274A1 (en) | 2004-04-01 |
TW200414436A (en) | 2004-08-01 |
KR20040028498A (ko) | 2004-04-03 |
EP1403920B1 (en) | 2009-09-23 |
CN100511643C (zh) | 2009-07-08 |
US6746910B2 (en) | 2004-06-08 |
TWI242261B (en) | 2005-10-21 |
DE60329357D1 (de) | 2009-11-05 |
KR100763928B1 (ko) | 2007-10-05 |
EP1403920A3 (en) | 2006-01-25 |
JP2004128486A (ja) | 2004-04-22 |
EP1403920A2 (en) | 2004-03-31 |
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ASS | Succession or assignment of patent right |
Owner name: ICAN TREFFERT INTELLECTUAL PROPERTY Free format text: FORMER OWNER: SHARP CORPORATION Effective date: 20130130 Owner name: ALLOGENE DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: ICAN TREFFERT INTELLECTUAL PROPERTY Effective date: 20130130 |
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Effective date of registration: 20130130 Address after: Delaware Patentee after: Allogeneic Development Co.,Ltd. Address before: Budapest Patentee before: Eicke Fout intellectual property Co. Effective date of registration: 20130130 Address after: Budapest Patentee after: Eicke Fout intellectual property Co. Address before: Osaka Japan Patentee before: Sharp Corp. |
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