JP2003332530A5 - - Google Patents

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Publication number
JP2003332530A5
JP2003332530A5 JP2003118298A JP2003118298A JP2003332530A5 JP 2003332530 A5 JP2003332530 A5 JP 2003332530A5 JP 2003118298 A JP2003118298 A JP 2003118298A JP 2003118298 A JP2003118298 A JP 2003118298A JP 2003332530 A5 JP2003332530 A5 JP 2003332530A5
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Prior art keywords
phase change
conductor
wiring layer
electronic memory
memory structure
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Ceased
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JP2003118298A
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JP2003332530A (ja
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Priority claimed from US10/142,494 external-priority patent/US6605821B1/en
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Claims (17)

  1. 電子メモリ構造であって、
    基板と、
    該基板の最も近くに形成される平坦な第1の導体と、
    該第1の導体に隣接して形成される配線層と、
    該配線層に隣接して形成される相変化材料素子と、
    該相変化材料素子に隣接して形成される平坦な第2の導体とを含み、
    前記配線層は、前記第1の導体から前記相変化材料素子まで延在する導電性配線構造を含み、該導電性配線構造は前記第1の導体に物理的に接続される第1の表面を有し、また前記導電性配線構造は前記相変化材料素子に取り付けられる第2の表面を有し、前記第2の表面の表面積は、前記第1の表面の表面積よりも小さい電子メモリ構造。
  2. 前記相変化材料素子は、前記配線層に物理的に接続され、相変化表面積を有する相変化表面を含み、前記相変化表面積のうちのマイノリティ領域が前記導電性配線構造に物理的に接続される請求項1に記載の電子メモリ構造。
  3. 前記導電性配線構造の前記第2の表面積のうちのマイノリティ領域が前記相変化表面積に物理的に接続される請求項1に記載の電子メモリ構造。
  4. 前記導電性配線構造の前記第1の表面のうちの全てが前記第1の導体に物理的に接続される請求項1に記載の電子メモリ構造。
  5. 前記配線層と前記第2の導体との間に共通して配置される複数の相変化素子をさらに含む請求項1に記載の電子メモリ構造。
  6. 前記相変化素子間に絶縁体材料をさらに含む請求項5に記載の電子メモリ構造。
  7. 前記絶縁体材料は誘電体である請求項6に記載の電子メモリ構造。
  8. 前記第1の導体および前記第2の導体は、ワード線およびビット線として指定される請求項1に記載の電子メモリ構造。
  9. 電子メモリ構造であって、
    基板と、
    該基板に隣接して形成される平坦な第1の導体と、
    該第1の導体に隣接して形成される配線層と、
    該配線層に隣接して形成される相変化材料素子と、
    該相変化材料素子に隣接して形成される平坦な第2の導体とを含み、
    前記配線層は、前記第1の導体から前記相変化材料素子まで延在する導電性配線構造を含み、該導電性配線構造は前記第1の導体に物理的に接続される第1の表面を有し、また前記導電性配線構造は前記相変化材料素子に取り付けられる第2の表面を有し、
    前記相変化材料素子は前記配線層に物理的に接続される相変化表面を含み、該相変化表面は相変化表面積を有し、前記相変化表面積のうちのマイノリティ領域が前記導電性配線構造に物理的に接続される電子メモリ構造。
  10. 前記配線層と前記第2の導体との間に共通して配置される複数の相変化素子をさらに含む請求項9に記載の電子メモリ構造。
  11. 前記相変化素子間に絶縁体材料をさらに含む請求項10に記載の電子メモリ構造。
  12. 前記絶縁体材料は誘電体である請求項11に記載の電子メモリ構造。
  13. 前記第1の導体および前記第2の導体は、ワード線およびビット線として指定される請求項9に記載の電子メモリ構造。
  14. 演算処理システムであって、
    処理ユニットと、
    該処理ユニットが情報を格納しアクセス可能なRAMメモリ構造と、を含み、
    該RAMメモリ構造は、
    基板と、
    該基板に隣接して形成される平坦な第1の導体と、
    該第1の導体に隣接して形成される配線層と、
    該配線層に隣接して形成される相変化材料素子と、を含み、
    前記配線層は、前記第1の導体から前記相変化材料素子まで延在する導電性配線構造を含み、該導電性配線層は前記第1の導体に物理的に接続される第1の表面を有し、また前記導電性配線構造は前記相変化材料素子に取り付けられる第2の表面を有し、前記第2の表面の表面積は、前記第1の表面の表面積よりも小さい、前記配線層と、
    前記相変化材料素子に隣接して形成される平坦な第2の導体と、
    を含む演算処理システム。
  15. 電子メモリ構造の形成方法であって、
    基板上に第1の導体を堆積するステップと、
    該第1の導体と前記基板の上に配線層絶縁体を堆積するステップと、
    前記第1の導体まで前記配線層絶縁体にトレンチをエッチングするステップと、
    前記トレンチの上に配線層導体を堆積するステップと、
    該配線層導体上に第2の配線層絶縁体を堆積するステップと、
    該第2の配線層絶縁体を研磨して前記配線層導体の一部を露出させるステップと、
    露出した一部の前記配線層導体の一部に相変化材料を堆積するステップと、
    前記相変化材料上に第2の導体を堆積するステップと、
    を含む電子メモリ構造を形成する方法。
  16. 複数の相変化材料素子を形成する前記相変化材料をエッチングするステップをさらに含む請求項15記載の電子メモリ構造を形成する方法。
  17. 前記相変化材料素子のそれぞれの表面は、前記トレンチの上に形成された前記配線層の縁部に物理的に接続されている請求項16記載の電子メモリ構造を形成する方法。
JP2003118298A 2002-05-10 2003-04-23 相変化材料の電子メモリ構造 Ceased JP2003332530A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/142,494 2002-05-10
US10/142,494 US6605821B1 (en) 2002-05-10 2002-05-10 Phase change material electronic memory structure and method for forming

Publications (2)

Publication Number Publication Date
JP2003332530A JP2003332530A (ja) 2003-11-21
JP2003332530A5 true JP2003332530A5 (ja) 2005-08-04

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US (1) US6605821B1 (ja)
EP (1) EP1369925A3 (ja)
JP (1) JP2003332530A (ja)
CN (1) CN1457058A (ja)

Families Citing this family (175)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6649928B2 (en) * 2000-12-13 2003-11-18 Intel Corporation Method to selectively remove one side of a conductive bottom electrode of a phase-change memory cell and structure obtained thereby
US6864503B2 (en) * 2002-08-09 2005-03-08 Macronix International Co., Ltd. Spacer chalcogenide memory method and device
US20050029504A1 (en) * 2003-08-04 2005-02-10 Karpov Ilya V. Reducing parasitic conductive paths in phase change memories
US7161167B2 (en) * 2003-08-04 2007-01-09 Intel Corporation Lateral phase change memory
KR100568109B1 (ko) * 2003-11-24 2006-04-05 삼성전자주식회사 상변화 기억 소자 및 그 형성 방법
KR100558548B1 (ko) * 2003-11-27 2006-03-10 삼성전자주식회사 상변화 메모리 소자에서의 라이트 드라이버 회로 및라이트 전류 인가방법
US7038231B2 (en) * 2004-04-30 2006-05-02 International Business Machines Corporation Non-planarized, self-aligned, non-volatile phase-change memory array and method of formation
KR101006515B1 (ko) 2004-06-30 2011-01-10 주식회사 하이닉스반도체 상변환 기억 소자 및 그 제조방법
US7365355B2 (en) * 2004-11-08 2008-04-29 Ovonyx, Inc. Programmable matrix array with phase-change material
US7608503B2 (en) 2004-11-22 2009-10-27 Macronix International Co., Ltd. Side wall active pin memory and manufacturing method
US7220983B2 (en) * 2004-12-09 2007-05-22 Macronix International Co., Ltd. Self-aligned small contact phase-change memory method and device
US7709334B2 (en) 2005-12-09 2010-05-04 Macronix International Co., Ltd. Stacked non-volatile memory device and methods for fabricating the same
JP5474272B2 (ja) * 2005-03-15 2014-04-16 ピーエスフォー ルクスコ エスエイアールエル メモリ装置及びその製造方法
DE602005018744D1 (de) * 2005-04-08 2010-02-25 St Microelectronics Srl Lateraler Phasenwechselspeicher
US7427770B2 (en) 2005-04-22 2008-09-23 Micron Technology, Inc. Memory array for increased bit density
US7696503B2 (en) 2005-06-17 2010-04-13 Macronix International Co., Ltd. Multi-level memory cell having phase change element and asymmetrical thermal boundary
US8237140B2 (en) * 2005-06-17 2012-08-07 Macronix International Co., Ltd. Self-aligned, embedded phase change RAM
US7598512B2 (en) * 2005-06-17 2009-10-06 Macronix International Co., Ltd. Thin film fuse phase change cell with thermal isolation layer and manufacturing method
US7238994B2 (en) * 2005-06-17 2007-07-03 Macronix International Co., Ltd. Thin film plate phase change ram circuit and manufacturing method
US7514367B2 (en) * 2005-06-17 2009-04-07 Macronix International Co., Ltd. Method for manufacturing a narrow structure on an integrated circuit
US7534647B2 (en) 2005-06-17 2009-05-19 Macronix International Co., Ltd. Damascene phase change RAM and manufacturing method
US7514288B2 (en) * 2005-06-17 2009-04-07 Macronix International Co., Ltd. Manufacturing methods for thin film fuse phase change ram
US7321130B2 (en) 2005-06-17 2008-01-22 Macronix International Co., Ltd. Thin film fuse phase change RAM and manufacturing method
US7778069B2 (en) 2005-10-17 2010-08-17 Renesas Technology Corp. Semiconductor device and its fabrication method
US7601995B2 (en) * 2005-10-27 2009-10-13 Infineon Technologies Ag Integrated circuit having resistive memory cells
US20070111429A1 (en) * 2005-11-14 2007-05-17 Macronix International Co., Ltd. Method of manufacturing a pipe shaped phase change memory
US7397060B2 (en) * 2005-11-14 2008-07-08 Macronix International Co., Ltd. Pipe shaped phase change memory
US7394088B2 (en) * 2005-11-15 2008-07-01 Macronix International Co., Ltd. Thermally contained/insulated phase change memory device and method (combined)
US7450411B2 (en) 2005-11-15 2008-11-11 Macronix International Co., Ltd. Phase change memory device and manufacturing method
US7786460B2 (en) * 2005-11-15 2010-08-31 Macronix International Co., Ltd. Phase change memory device and manufacturing method
US7635855B2 (en) 2005-11-15 2009-12-22 Macronix International Co., Ltd. I-shaped phase change memory cell
US7414258B2 (en) 2005-11-16 2008-08-19 Macronix International Co., Ltd. Spacer electrode small pin phase change memory RAM and manufacturing method
JP4628935B2 (ja) * 2005-11-19 2011-02-09 エルピーダメモリ株式会社 不揮発性半導体記憶装置
US7816661B2 (en) 2005-11-21 2010-10-19 Macronix International Co., Ltd. Air cell thermal isolation for a memory array formed of a programmable resistive material
US7449710B2 (en) 2005-11-21 2008-11-11 Macronix International Co., Ltd. Vacuum jacket for phase change memory element
US7829876B2 (en) * 2005-11-21 2010-11-09 Macronix International Co., Ltd. Vacuum cell thermal isolation for a phase change memory device
US7507986B2 (en) 2005-11-21 2009-03-24 Macronix International Co., Ltd. Thermal isolation for an active-sidewall phase change memory cell
US7479649B2 (en) 2005-11-21 2009-01-20 Macronix International Co., Ltd. Vacuum jacketed electrode for phase change memory element
US7688619B2 (en) 2005-11-28 2010-03-30 Macronix International Co., Ltd. Phase change memory cell and manufacturing method
US7459717B2 (en) * 2005-11-28 2008-12-02 Macronix International Co., Ltd. Phase change memory cell and manufacturing method
JP4847743B2 (ja) * 2005-11-28 2011-12-28 エルピーダメモリ株式会社 不揮発性メモリ素子
JP4017650B2 (ja) 2005-12-02 2007-12-05 シャープ株式会社 可変抵抗素子及びその製造方法
US7521364B2 (en) 2005-12-02 2009-04-21 Macronix Internation Co., Ltd. Surface topology improvement method for plug surface areas
JP4939324B2 (ja) * 2005-12-02 2012-05-23 シャープ株式会社 可変抵抗素子及びその製造方法
JP4061328B2 (ja) * 2005-12-02 2008-03-19 シャープ株式会社 可変抵抗素子及びその製造方法
US7605079B2 (en) * 2005-12-05 2009-10-20 Macronix International Co., Ltd. Manufacturing method for phase change RAM with electrode layer process
US7642539B2 (en) * 2005-12-13 2010-01-05 Macronix International Co., Ltd. Thin film fuse phase change cell with thermal isolation pad and manufacturing method
US7531825B2 (en) 2005-12-27 2009-05-12 Macronix International Co., Ltd. Method for forming self-aligned thermal isolation cell for a variable resistance memory array
US8062833B2 (en) * 2005-12-30 2011-11-22 Macronix International Co., Ltd. Chalcogenide layer etching method
US7595218B2 (en) * 2006-01-09 2009-09-29 Macronix International Co., Ltd. Programmable resistive RAM and manufacturing method
US7560337B2 (en) 2006-01-09 2009-07-14 Macronix International Co., Ltd. Programmable resistive RAM and manufacturing method
US7741636B2 (en) * 2006-01-09 2010-06-22 Macronix International Co., Ltd. Programmable resistive RAM and manufacturing method
US7825396B2 (en) * 2006-01-11 2010-11-02 Macronix International Co., Ltd. Self-align planerized bottom electrode phase change memory and manufacturing method
US7432206B2 (en) * 2006-01-24 2008-10-07 Macronix International Co., Ltd. Self-aligned manufacturing method, and manufacturing method for thin film fuse phase change ram
US7456421B2 (en) * 2006-01-30 2008-11-25 Macronix International Co., Ltd. Vertical side wall active pin structures in a phase change memory and manufacturing methods
US7956358B2 (en) * 2006-02-07 2011-06-07 Macronix International Co., Ltd. I-shaped phase change memory cell with thermal isolation
US7910907B2 (en) 2006-03-15 2011-03-22 Macronix International Co., Ltd. Manufacturing method for pipe-shaped electrode phase change memory
US7554144B2 (en) 2006-04-17 2009-06-30 Macronix International Co., Ltd. Memory device and manufacturing method
US7928421B2 (en) 2006-04-21 2011-04-19 Macronix International Co., Ltd. Phase change memory cell with vacuum spacer
US8129706B2 (en) * 2006-05-05 2012-03-06 Macronix International Co., Ltd. Structures and methods of a bistable resistive random access memory
US7608848B2 (en) * 2006-05-09 2009-10-27 Macronix International Co., Ltd. Bridge resistance random access memory device with a singular contact structure
US7423300B2 (en) 2006-05-24 2008-09-09 Macronix International Co., Ltd. Single-mask phase change memory element
US7732800B2 (en) * 2006-05-30 2010-06-08 Macronix International Co., Ltd. Resistor random access memory cell with L-shaped electrode
US7820997B2 (en) * 2006-05-30 2010-10-26 Macronix International Co., Ltd. Resistor random access memory cell with reduced active area and reduced contact areas
US7696506B2 (en) 2006-06-27 2010-04-13 Macronix International Co., Ltd. Memory cell with memory material insulation and manufacturing method
US7785920B2 (en) 2006-07-12 2010-08-31 Macronix International Co., Ltd. Method for making a pillar-type phase change memory element
US7442603B2 (en) * 2006-08-16 2008-10-28 Macronix International Co., Ltd. Self-aligned structure and method for confining a melting point in a resistor random access memory
US7560723B2 (en) * 2006-08-29 2009-07-14 Micron Technology, Inc. Enhanced memory density resistance variable memory cells, arrays, devices and systems including the same, and methods of fabrication
US7772581B2 (en) 2006-09-11 2010-08-10 Macronix International Co., Ltd. Memory device having wide area phase change element and small electrode contact area
US7504653B2 (en) 2006-10-04 2009-03-17 Macronix International Co., Ltd. Memory cell device with circumferentially-extending memory element
US7510929B2 (en) * 2006-10-18 2009-03-31 Macronix International Co., Ltd. Method for making memory cell device
US7388771B2 (en) * 2006-10-24 2008-06-17 Macronix International Co., Ltd. Methods of operating a bistable resistance random access memory with multiple memory layers and multilevel memory states
US20080094885A1 (en) * 2006-10-24 2008-04-24 Macronix International Co., Ltd. Bistable Resistance Random Access Memory Structures with Multiple Memory Layers and Multilevel Memory States
US7527985B2 (en) * 2006-10-24 2009-05-05 Macronix International Co., Ltd. Method for manufacturing a resistor random access memory with reduced active area and reduced contact areas
US7863655B2 (en) 2006-10-24 2011-01-04 Macronix International Co., Ltd. Phase change memory cells with dual access devices
US8067762B2 (en) * 2006-11-16 2011-11-29 Macronix International Co., Ltd. Resistance random access memory structure for enhanced retention
US7476587B2 (en) * 2006-12-06 2009-01-13 Macronix International Co., Ltd. Method for making a self-converged memory material element for memory cell
US7473576B2 (en) * 2006-12-06 2009-01-06 Macronix International Co., Ltd. Method for making a self-converged void and bottom electrode for memory cell
US7682868B2 (en) 2006-12-06 2010-03-23 Macronix International Co., Ltd. Method for making a keyhole opening during the manufacture of a memory cell
US7697316B2 (en) * 2006-12-07 2010-04-13 Macronix International Co., Ltd. Multi-level cell resistance random access memory with metal oxides
US7903447B2 (en) * 2006-12-13 2011-03-08 Macronix International Co., Ltd. Method, apparatus and computer program product for read before programming process on programmable resistive memory cell
US8344347B2 (en) 2006-12-15 2013-01-01 Macronix International Co., Ltd. Multi-layer electrode structure
US7718989B2 (en) 2006-12-28 2010-05-18 Macronix International Co., Ltd. Resistor random access memory cell device
US7515461B2 (en) * 2007-01-05 2009-04-07 Macronix International Co., Ltd. Current compliant sensing architecture for multilevel phase change memory
US7440315B2 (en) 2007-01-09 2008-10-21 Macronix International Co., Ltd. Method, apparatus and computer program product for stepped reset programming process on programmable resistive memory cell
US7433226B2 (en) 2007-01-09 2008-10-07 Macronix International Co., Ltd. Method, apparatus and computer program product for read before programming process on multiple programmable resistive memory cell
US7663135B2 (en) 2007-01-31 2010-02-16 Macronix International Co., Ltd. Memory cell having a side electrode contact
US7535756B2 (en) 2007-01-31 2009-05-19 Macronix International Co., Ltd. Method to tighten set distribution for PCRAM
US7619311B2 (en) 2007-02-02 2009-11-17 Macronix International Co., Ltd. Memory cell device with coplanar electrode surface and method
US7701759B2 (en) 2007-02-05 2010-04-20 Macronix International Co., Ltd. Memory cell device and programming methods
US7483292B2 (en) * 2007-02-07 2009-01-27 Macronix International Co., Ltd. Memory cell with separate read and program paths
US7463512B2 (en) 2007-02-08 2008-12-09 Macronix International Co., Ltd. Memory element with reduced-current phase change element
US8138028B2 (en) 2007-02-12 2012-03-20 Macronix International Co., Ltd Method for manufacturing a phase change memory device with pillar bottom electrode
US7884343B2 (en) * 2007-02-14 2011-02-08 Macronix International Co., Ltd. Phase change memory cell with filled sidewall memory element and method for fabricating the same
US7619237B2 (en) * 2007-02-21 2009-11-17 Macronix International Co., Ltd. Programmable resistive memory cell with self-forming gap
US8008643B2 (en) * 2007-02-21 2011-08-30 Macronix International Co., Ltd. Phase change memory cell with heater and method for fabricating the same
US7956344B2 (en) * 2007-02-27 2011-06-07 Macronix International Co., Ltd. Memory cell with memory element contacting ring-shaped upper end of bottom electrode
US7786461B2 (en) 2007-04-03 2010-08-31 Macronix International Co., Ltd. Memory structure with reduced-size memory element between memory material portions
US8610098B2 (en) 2007-04-06 2013-12-17 Macronix International Co., Ltd. Phase change memory bridge cell with diode isolation device
US7755076B2 (en) * 2007-04-17 2010-07-13 Macronix International Co., Ltd. 4F2 self align side wall active phase change memory
US7569844B2 (en) * 2007-04-17 2009-08-04 Macronix International Co., Ltd. Memory cell sidewall contacting side electrode
US7483316B2 (en) * 2007-04-24 2009-01-27 Macronix International Co., Ltd. Method and apparatus for refreshing programmable resistive memory
US7888719B2 (en) * 2007-05-23 2011-02-15 Taiwan Semiconductor Manufacturing Co., Ltd. Semiconductor memory structures
TWI336128B (en) * 2007-05-31 2011-01-11 Ind Tech Res Inst Phase change memory devices and fabrication methods thereof
US8410607B2 (en) * 2007-06-15 2013-04-02 Taiwan Semiconductor Manufacturing Co., Ltd. Semiconductor memory structures
US7663134B2 (en) * 2007-07-10 2010-02-16 Taiwan Semiconductor Manufacturing Company, Ltd. Memory array with a selector connected to multiple resistive cells
US8513637B2 (en) 2007-07-13 2013-08-20 Macronix International Co., Ltd. 4F2 self align fin bottom electrodes FET drive phase change memory
US7777215B2 (en) 2007-07-20 2010-08-17 Macronix International Co., Ltd. Resistive memory structure with buffer layer
US7884342B2 (en) 2007-07-31 2011-02-08 Macronix International Co., Ltd. Phase change memory bridge cell
US7729161B2 (en) * 2007-08-02 2010-06-01 Macronix International Co., Ltd. Phase change memory with dual word lines and source lines and method of operating same
US9018615B2 (en) * 2007-08-03 2015-04-28 Macronix International Co., Ltd. Resistor random access memory structure having a defined small area of electrical contact
TWI346372B (en) * 2007-09-12 2011-08-01 Nanya Technology Corp Phase change memory array and fabrications thereof
US8178386B2 (en) 2007-09-14 2012-05-15 Macronix International Co., Ltd. Phase change memory cell array with self-converged bottom electrode and method for manufacturing
US7642125B2 (en) 2007-09-14 2010-01-05 Macronix International Co., Ltd. Phase change memory cell in via array with self-aligned, self-converged bottom electrode and method for manufacturing
US7551473B2 (en) 2007-10-12 2009-06-23 Macronix International Co., Ltd. Programmable resistive memory with diode structure
US7919766B2 (en) 2007-10-22 2011-04-05 Macronix International Co., Ltd. Method for making self aligning pillar memory cell device
US7804083B2 (en) 2007-11-14 2010-09-28 Macronix International Co., Ltd. Phase change memory cell including a thermal protect bottom electrode and manufacturing methods
US7646631B2 (en) 2007-12-07 2010-01-12 Macronix International Co., Ltd. Phase change memory cell having interface structures with essentially equal thermal impedances and manufacturing methods
US7639527B2 (en) 2008-01-07 2009-12-29 Macronix International Co., Ltd. Phase change memory dynamic resistance test and manufacturing methods
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
US7879643B2 (en) 2008-01-18 2011-02-01 Macronix International Co., Ltd. Memory cell with memory element contacting an inverted T-shaped bottom electrode
US7879645B2 (en) 2008-01-28 2011-02-01 Macronix International Co., Ltd. Fill-in etching free pore device
US8158965B2 (en) 2008-02-05 2012-04-17 Macronix International Co., Ltd. Heating center PCRAM structure and methods for making
JP5364280B2 (ja) * 2008-03-07 2013-12-11 株式会社東芝 不揮発性記憶装置及びその製造方法
US8084842B2 (en) 2008-03-25 2011-12-27 Macronix International Co., Ltd. Thermally stabilized electrode structure
US8030634B2 (en) 2008-03-31 2011-10-04 Macronix International Co., Ltd. Memory array with diode driver and method for fabricating the same
JP5305711B2 (ja) * 2008-03-31 2013-10-02 株式会社東芝 不揮発性記憶装置及びその製造方法
US7825398B2 (en) 2008-04-07 2010-11-02 Macronix International Co., Ltd. Memory cell having improved mechanical stability
US7791057B2 (en) 2008-04-22 2010-09-07 Macronix International Co., Ltd. Memory cell having a buried phase change region and method for fabricating the same
US8077505B2 (en) 2008-05-07 2011-12-13 Macronix International Co., Ltd. Bipolar switching of phase change device
US7701750B2 (en) 2008-05-08 2010-04-20 Macronix International Co., Ltd. Phase change device having two or more substantial amorphous regions in high resistance state
US8415651B2 (en) 2008-06-12 2013-04-09 Macronix International Co., Ltd. Phase change memory cell having top and bottom sidewall contacts
US8134857B2 (en) 2008-06-27 2012-03-13 Macronix International Co., Ltd. Methods for high speed reading operation of phase change memory and device employing same
US7932506B2 (en) 2008-07-22 2011-04-26 Macronix International Co., Ltd. Fully self-aligned pore-type memory cell having diode access device
US7903457B2 (en) 2008-08-19 2011-03-08 Macronix International Co., Ltd. Multiple phase change materials in an integrated circuit for system on a chip application
US7719913B2 (en) 2008-09-12 2010-05-18 Macronix International Co., Ltd. Sensing circuit for PCRAM applications
US8324605B2 (en) 2008-10-02 2012-12-04 Macronix International Co., Ltd. Dielectric mesh isolated phase change structure for phase change memory
US7897954B2 (en) 2008-10-10 2011-03-01 Macronix International Co., Ltd. Dielectric-sandwiched pillar memory device
US8036014B2 (en) * 2008-11-06 2011-10-11 Macronix International Co., Ltd. Phase change memory program method without over-reset
US8907316B2 (en) 2008-11-07 2014-12-09 Macronix International Co., Ltd. Memory cell access device having a pn-junction with polycrystalline and single crystal semiconductor regions
US8664689B2 (en) 2008-11-07 2014-03-04 Macronix International Co., Ltd. Memory cell access device having a pn-junction with polycrystalline plug and single-crystal semiconductor regions
US7869270B2 (en) 2008-12-29 2011-01-11 Macronix International Co., Ltd. Set algorithm for phase change memory cell
US8089137B2 (en) 2009-01-07 2012-01-03 Macronix International Co., Ltd. Integrated circuit memory with single crystal silicon on silicide driver and manufacturing method
US8107283B2 (en) 2009-01-12 2012-01-31 Macronix International Co., Ltd. Method for setting PCRAM devices
US8030635B2 (en) 2009-01-13 2011-10-04 Macronix International Co., Ltd. Polysilicon plug bipolar transistor for phase change memory
US8064247B2 (en) 2009-01-14 2011-11-22 Macronix International Co., Ltd. Rewritable memory device based on segregation/re-absorption
US8933536B2 (en) 2009-01-22 2015-01-13 Macronix International Co., Ltd. Polysilicon pillar bipolar transistor with self-aligned memory element
US8084760B2 (en) 2009-04-20 2011-12-27 Macronix International Co., Ltd. Ring-shaped electrode and manufacturing method for same
US8173987B2 (en) 2009-04-27 2012-05-08 Macronix International Co., Ltd. Integrated circuit 3D phase change memory array and manufacturing method
US8097871B2 (en) 2009-04-30 2012-01-17 Macronix International Co., Ltd. Low operational current phase change memory structures
US7933139B2 (en) 2009-05-15 2011-04-26 Macronix International Co., Ltd. One-transistor, one-resistor, one-capacitor phase change memory
US7968876B2 (en) 2009-05-22 2011-06-28 Macronix International Co., Ltd. Phase change memory cell having vertical channel access transistor
US8350316B2 (en) 2009-05-22 2013-01-08 Macronix International Co., Ltd. Phase change memory cells having vertical channel access transistor and memory plane
US8809829B2 (en) 2009-06-15 2014-08-19 Macronix International Co., Ltd. Phase change memory having stabilized microstructure and manufacturing method
US8406033B2 (en) 2009-06-22 2013-03-26 Macronix International Co., Ltd. Memory device and method for sensing and fixing margin cells
US8058095B2 (en) * 2009-06-23 2011-11-15 Micron Technology, Inc. Encapsulated phase change cell structures and methods
US8238149B2 (en) 2009-06-25 2012-08-07 Macronix International Co., Ltd. Methods and apparatus for reducing defect bits in phase change memory
US8363463B2 (en) 2009-06-25 2013-01-29 Macronix International Co., Ltd. Phase change memory having one or more non-constant doping profiles
US8198619B2 (en) 2009-07-15 2012-06-12 Macronix International Co., Ltd. Phase change memory cell structure
US8110822B2 (en) 2009-07-15 2012-02-07 Macronix International Co., Ltd. Thermal protect PCRAM structure and methods for making
US7894254B2 (en) 2009-07-15 2011-02-22 Macronix International Co., Ltd. Refresh circuitry for phase change memory
US8064248B2 (en) 2009-09-17 2011-11-22 Macronix International Co., Ltd. 2T2R-1T1R mix mode phase change memory array
US8178387B2 (en) 2009-10-23 2012-05-15 Macronix International Co., Ltd. Methods for reducing recrystallization time for a phase change material
US8729521B2 (en) 2010-05-12 2014-05-20 Macronix International Co., Ltd. Self aligned fin-type programmable memory cell
US8310864B2 (en) 2010-06-15 2012-11-13 Macronix International Co., Ltd. Self-aligned bit line under word line memory array
US8395935B2 (en) 2010-10-06 2013-03-12 Macronix International Co., Ltd. Cross-point self-aligned reduced cell size phase change memory
US8497705B2 (en) 2010-11-09 2013-07-30 Macronix International Co., Ltd. Phase change device for interconnection of programmable logic device
US8467238B2 (en) 2010-11-15 2013-06-18 Macronix International Co., Ltd. Dynamic pulse operation for phase change memory
US8987700B2 (en) 2011-12-02 2015-03-24 Macronix International Co., Ltd. Thermally confined electrode for programmable resistance memory
TWI549229B (zh) 2014-01-24 2016-09-11 旺宏電子股份有限公司 應用於系統單晶片之記憶體裝置內的多相變化材料
US9559113B2 (en) 2014-05-01 2017-01-31 Macronix International Co., Ltd. SSL/GSL gate oxide in 3D vertical channel NAND
US9159412B1 (en) 2014-07-15 2015-10-13 Macronix International Co., Ltd. Staggered write and verify for phase change memory
US9672906B2 (en) 2015-06-19 2017-06-06 Macronix International Co., Ltd. Phase change memory with inter-granular switching
CN107017341B (zh) * 2017-03-28 2020-09-25 华中科技大学 一种非对称环状微电极相变存储单元及器件

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6147395A (en) * 1996-10-02 2000-11-14 Micron Technology, Inc. Method for fabricating a small area of contact between electrodes
US5952671A (en) * 1997-05-09 1999-09-14 Micron Technology, Inc. Small electrode for a chalcogenide switching device and method for fabricating same
US6031287A (en) * 1997-06-18 2000-02-29 Micron Technology, Inc. Contact structure and memory element incorporating the same
US5933365A (en) 1997-06-19 1999-08-03 Energy Conversion Devices, Inc. Memory element with energy control mechanism
US5912839A (en) 1998-06-23 1999-06-15 Energy Conversion Devices, Inc. Universal memory element and method of programming same
WO2002009206A1 (en) * 2000-07-22 2002-01-31 Ovonyx, Inc. Electrically programmable memory element
US6567293B1 (en) * 2000-09-29 2003-05-20 Ovonyx, Inc. Single level metal memory cell using chalcogenide cladding

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