JP5429644B2 - 相変化メモリ構造 - Google Patents

相変化メモリ構造 Download PDF

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Publication number
JP5429644B2
JP5429644B2 JP2010526985A JP2010526985A JP5429644B2 JP 5429644 B2 JP5429644 B2 JP 5429644B2 JP 2010526985 A JP2010526985 A JP 2010526985A JP 2010526985 A JP2010526985 A JP 2010526985A JP 5429644 B2 JP5429644 B2 JP 5429644B2
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Japan
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phase change
electrode
layer
memory cell
change memory
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JP2010526985A
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Japanese (ja)
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JP2010541246A5 (enExample
JP2010541246A (ja
Inventor
ムラリダール、ラマチャンドラン
ピー． マーチャント、タッシャー
エイ． ラオ、ラジェッシュ
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NXP USA Inc
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NXP USA Inc
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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
    • H10N70/011—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
    • 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
    • H10N70/231—Multistable switching devices, e.g. memristors based on solid-state phase change, e.g. between amorphous and crystalline phases, Ovshinsky effect
    • 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
    • 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
    • H10N70/841—Electrodes
    • H10N70/8413—Electrodes adapted for resistive heating
    • 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
    • H10N70/841—Electrodes
    • H10N70/8418—Electrodes adapted for focusing electric field or current, e.g. tip-shaped
    • 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
    • H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
    • H10N70/8825—Selenides, e.g. GeSe
    • 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
    • H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
    • H10N70/8828—Tellurides, e.g. GeSbTe
    • 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
    • H10N70/884—Switching materials based on at least one element of group IIIA, IVA or VA, e.g. elemental or compound semiconductors

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Semiconductor Memories (AREA)
JP2010526985A 2007-09-28 2008-08-08 相変化メモリ構造 Active JP5429644B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/864,246 2007-09-28
US11/864,246 US7811851B2 (en) 2007-09-28 2007-09-28 Phase change memory structures
PCT/US2008/072547 WO2009045635A2 (en) 2007-09-28 2008-08-08 Phase change memory structures

Publications (3)

Publication Number Publication Date
JP2010541246A JP2010541246A (ja) 2010-12-24
JP2010541246A5 JP2010541246A5 (enExample) 2011-09-22
JP5429644B2 true JP5429644B2 (ja) 2014-02-26

Family

ID=40507136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010526985A Active JP5429644B2 (ja) 2007-09-28 2008-08-08 相変化メモリ構造

Country Status (4)

Country Link
US (2) US7811851B2 (enExample)
JP (1) JP5429644B2 (enExample)
TW (1) TWI487156B (enExample)
WO (1) WO2009045635A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06102990B2 (ja) 1990-06-29 1994-12-14 ゼネラル・エレクトリック・カンパニイ バイパス弁装置

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KR101343362B1 (ko) * 2007-12-20 2013-12-20 삼성전자주식회사 메모리 유닛의 제조 방법, 이에 따라 제조된 메모리 유닛,메모리 장치의 제조 방법 및 이에 따라 제조된 메모리 장치
US8043888B2 (en) * 2008-01-18 2011-10-25 Freescale Semiconductor, Inc. Phase change memory cell with heater and method therefor
US8563355B2 (en) * 2008-01-18 2013-10-22 Freescale Semiconductor, Inc. Method of making a phase change memory cell having a silicide heater in conjunction with a FinFET
US8233317B2 (en) * 2009-11-16 2012-07-31 International Business Machines Corporation Phase change memory device suitable for high temperature operation
US8637847B2 (en) * 2011-12-09 2014-01-28 Micron Technology, Inc. Memory cells having a plurality of heaters
CN103296202B (zh) * 2012-03-02 2015-04-29 中芯国际集成电路制造(上海)有限公司 相变存储器及其制作方法
CN103378288B (zh) * 2012-04-28 2015-01-21 中芯国际集成电路制造(上海)有限公司 相变存储器的形成方法
US8951892B2 (en) 2012-06-29 2015-02-10 Freescale Semiconductor, Inc. Applications for nanopillar structures
US10937961B2 (en) 2018-11-06 2021-03-02 International Business Machines Corporation Structure and method to form bi-layer composite phase-change-memory cell
US20240237560A1 (en) * 2023-01-06 2024-07-11 Taiwan Semiconductor Manufacturing Company, Ltd. Phase-change memory device with tapered thermal transfer layer

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GB9421138D0 (en) * 1994-10-20 1994-12-07 Hitachi Europ Ltd Memory device
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US6917532B2 (en) * 2002-06-21 2005-07-12 Hewlett-Packard Development Company, L.P. Memory storage device with segmented column line array
US7149155B2 (en) * 2002-09-20 2006-12-12 Hewlett-Packard Development Company, L.P. Channeled dielectric re-recordable data storage medium
ATE354866T1 (de) * 2002-12-19 2007-03-15 Koninkl Philips Electronics Nv Elektrische vorrichtung mit phasenwechselmaterial und parallelheizung
KR100486306B1 (ko) * 2003-02-24 2005-04-29 삼성전자주식회사 셀프 히터 구조를 가지는 상변화 메모리 소자
US20040197947A1 (en) * 2003-04-07 2004-10-07 Fricke Peter J. Memory-cell filament electrodes and methods
US20060006472A1 (en) * 2003-06-03 2006-01-12 Hai Jiang Phase change memory with extra-small resistors
JP2005051122A (ja) * 2003-07-30 2005-02-24 Renesas Technology Corp 半導体記憶装置およびその製造方法
US7086167B2 (en) * 2004-04-16 2006-08-08 Empire Level Mfg. Corp. Overmolded vial for use with a level
US20060034116A1 (en) * 2004-08-13 2006-02-16 Lam Chung H Cross point array cell with series connected semiconductor diode and phase change storage media
EP1797604A1 (en) * 2004-09-27 2007-06-20 Koninklijke Philips Electronics N.V. Electric device with nanowires comprising a phase change material
KR100687709B1 (ko) * 2004-11-04 2007-02-27 한국전자통신연구원 멀티비트형 상변화 메모리 소자 및 그 구동 방법
US7465951B2 (en) * 2005-01-19 2008-12-16 Sandisk Corporation Write-once nonvolatile phase change memory array
KR100682937B1 (ko) * 2005-02-17 2007-02-15 삼성전자주식회사 상전이 메모리 소자 및 제조방법
US7488967B2 (en) * 2005-04-06 2009-02-10 International Business Machines Corporation Structure for confining the switching current in phase memory (PCM) cells
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KR100723839B1 (ko) 2005-09-01 2007-05-31 한국전자통신연구원 관통전극 구조를 포함하는 상변화 메모리 소자 및 그제조방법
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US7626190B2 (en) * 2006-06-02 2009-12-01 Infineon Technologies Ag Memory device, in particular phase change random access memory device with transistor, and method for fabricating a memory device
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US8426967B2 (en) * 2007-01-05 2013-04-23 International Business Machines Corporation Scaled-down phase change memory cell in recessed heater
US8008643B2 (en) * 2007-02-21 2011-08-30 Macronix International Co., Ltd. Phase change memory cell with heater and method for fabricating the same
US7705424B2 (en) * 2007-05-15 2010-04-27 Taiwan Semiconductor Manufacturing Company, Ltd. Phase change memory
US7545668B2 (en) * 2007-06-22 2009-06-09 Qimonda North America Corp. Mushroom phase change memory having a multilayer electrode
US7687794B2 (en) * 2007-07-23 2010-03-30 Taiwan Semiconductor Manufacturing Co., Ltd. Method and structure for uniform contact area between heater and phase change material in PCRAM device
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06102990B2 (ja) 1990-06-29 1994-12-14 ゼネラル・エレクトリック・カンパニイ バイパス弁装置

Also Published As

Publication number Publication date
TWI487156B (zh) 2015-06-01
US20090085024A1 (en) 2009-04-02
WO2009045635A2 (en) 2009-04-09
JP2010541246A (ja) 2010-12-24
TW200929632A (en) 2009-07-01
WO2009045635A3 (en) 2009-05-22
US8097873B2 (en) 2012-01-17
US20110001113A1 (en) 2011-01-06
US7811851B2 (en) 2010-10-12

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