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公开(公告)号:US20120217464A1
公开(公告)日:2012-08-30
申请号:US13404678
申请日:2012-02-24
申请人: Shigeki Kobayashi , Kazuhiko Yamamoto , Kenji Aoyama , Shigeto Oshino , Kei Watanabe , Shinichi Nakao , Satoshi Ishikawa , Takeshi Yamaguchi
发明人: Shigeki Kobayashi , Kazuhiko Yamamoto , Kenji Aoyama , Shigeto Oshino , Kei Watanabe , Shinichi Nakao , Satoshi Ishikawa , Takeshi Yamaguchi
IPC分类号: H01L45/00
CPC分类号: H01L27/2481 , H01L27/2409 , H01L45/04 , H01L45/12 , H01L45/1233 , H01L45/149
摘要: A nonvolatile storage device is formed by laminating a plurality of memory cell arrays, the memory cell array including a plurality of word lines, a plurality of bit lines, and memory cells. The memory cell includes a current rectifying device and a variable resistance device, the variable resistance device includes a lower electrode, an upper electrode, and a resistance change layer including a conductive nano material formed between the lower electrode and the upper electrode, one of the variable resistance devices provided adjacent to each other in the laminating direction has titanium oxide (TiOx) between the resistance change layer and the lower electrode serving as a cathode, the other of the variable resistance devices provided adjacent to each other in the laminating direction has titanium oxide (TiOx) between the resistance change layer and the upper electrode serving as a cathode.
摘要翻译: 通过层叠多个存储单元阵列形成非易失性存储装置,所述存储单元阵列包括多个字线,多个位线和存储单元。 存储单元包括电流整流装置和可变电阻装置,可变电阻装置包括下电极,上电极和包括形成在下电极和上电极之间的导电纳米材料的电阻变化层, 在层叠方向上彼此相邻设置的可变电阻装置在电阻变化层和作为阴极的下部电极之间具有钛氧化物(TiOx),另外在层叠方向上彼此相邻设置的可变电阻装置具有钛 电阻变化层和作为阴极的上部电极之间的氧化物(TiOx)。
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公开(公告)号:US20120205609A1
公开(公告)日:2012-08-16
申请号:US13235842
申请日:2011-09-19
申请人: Shigeto OSHINO , Kenji Aoyama , Kazuhiko Yamamoto , Shinichi Nakao , Kei Watanabe , Satoshi Ishikawa
发明人: Shigeto OSHINO , Kenji Aoyama , Kazuhiko Yamamoto , Shinichi Nakao , Kei Watanabe , Satoshi Ishikawa
IPC分类号: H01L45/00 , H01L21/8239 , B82Y99/00
CPC分类号: H01L27/101 , B82Y10/00 , B82Y30/00 , H01L27/2481 , H01L45/149 , H01L45/1608
摘要: According to one embodiment, a memory device includes a lower electrode layer, a nanomaterial assembly layer, a protective layer and an upper electrode layer. The nanomaterial assembly layer is provided on the lower electrode layer and includes a plurality of fine conductors assembled via a gap. The protective layer is provided on the nanomaterial assembly layer, is conductive, is in contact with the fine conductors, and includes an opening. The upper electrode layer is provided on the protective layer and is in contact with the protective layer.
摘要翻译: 根据一个实施例,存储器件包括下电极层,纳米材料组合层,保护层和上电极层。 纳米材料组装层设置在下电极层上,并且包括通过间隙组装的多个细导体。 保护层设置在纳米材料组装层上,导电,与细导体接触,并包括开口。 上电极层设置在保护层上并与保护层接触。
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公开(公告)号:US08895952B2
公开(公告)日:2014-11-25
申请号:US13404678
申请日:2012-02-24
申请人: Shigeki Kobayashi , Kazuhiko Yamamoto , Kenji Aoyama , Shigeto Oshino , Kei Watanabe , Shinichi Nakao , Satoshi Ishikawa , Takeshi Yamaguchi
发明人: Shigeki Kobayashi , Kazuhiko Yamamoto , Kenji Aoyama , Shigeto Oshino , Kei Watanabe , Shinichi Nakao , Satoshi Ishikawa , Takeshi Yamaguchi
CPC分类号: H01L27/2481 , H01L27/2409 , H01L45/04 , H01L45/12 , H01L45/1233 , H01L45/149
摘要: A nonvolatile storage device is formed by laminating a plurality of memory cell arrays, the memory cell array including a plurality of word lines, a plurality of bit lines, and memory cells. The memory cell includes a current rectifying device and a variable resistance device, the variable resistance device includes a lower electrode, an upper electrode, and a resistance change layer including a conductive nano material formed between the lower electrode and the upper electrode, one of the variable resistance devices provided adjacent to each other in the laminating direction has titanium oxide (TiOx) between the resistance change layer and the lower electrode serving as a cathode, the other of the variable resistance devices provided adjacent to each other in the laminating direction has titanium oxide (TiOx) between the resistance change layer and the upper electrode serving as a cathode.
摘要翻译: 通过层叠多个存储单元阵列形成非易失性存储装置,所述存储单元阵列包括多个字线,多个位线和存储单元。 存储单元包括电流整流装置和可变电阻装置,可变电阻装置包括下电极,上电极和包括形成在下电极和上电极之间的导电纳米材料的电阻变化层, 在层叠方向上彼此相邻设置的可变电阻装置在电阻变化层和作为阴极的下部电极之间具有钛氧化物(TiOx),另外在层叠方向上彼此相邻设置的可变电阻装置具有钛 电阻变化层和作为阴极的上部电极之间的氧化物(TiOx)。
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公开(公告)号:US20120056145A1
公开(公告)日:2012-03-08
申请号:US13018765
申请日:2011-02-01
CPC分类号: H01L45/16 , B82Y10/00 , H01L27/2409 , H01L27/2481 , H01L45/04 , H01L45/1233 , H01L45/1246 , H01L45/149 , H01L45/1608 , H01L45/1675
摘要: According to one embodiment, a nonvolatile memory device includes a selection element layer and a nanomaterial aggregate layer. The selection element layer includes silicon. The nanomaterial aggregate layer is stacked on the selection element layer. The nanomaterial aggregate layer includes a plurality of micro conductive bodies and fine particles dispersed in a plurality of gaps between the micro conductive bodies. At least a surface of the fine particle is made of an insulating material other than silicon oxide.
摘要翻译: 根据一个实施例,非易失性存储器件包括选择元件层和纳米材料聚集层。 选择元件层包括硅。 纳米材料聚集层层叠在选择元件层上。 纳米材料聚集体层包括分散在微导电体之间的多个间隙中的多个微导电体和微粒。 至少微细颗粒的表面由氧化硅以外的绝缘材料制成。
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公开(公告)号:US08507888B2
公开(公告)日:2013-08-13
申请号:US13018765
申请日:2011-02-01
IPC分类号: H01L45/00
CPC分类号: H01L45/16 , B82Y10/00 , H01L27/2409 , H01L27/2481 , H01L45/04 , H01L45/1233 , H01L45/1246 , H01L45/149 , H01L45/1608 , H01L45/1675
摘要: According to one embodiment, a nonvolatile memory device includes a selection element layer and a nanomaterial aggregate layer. The selection element layer includes silicon. The nanomaterial aggregate layer is stacked on the selection element layer. The nanomaterial aggregate layer includes a plurality of micro conductive bodies and fine particles dispersed in a plurality of gaps between the micro conductive bodies. At least a surface of the fine particle is made of an insulating material other than silicon oxide.
摘要翻译: 根据一个实施例,非易失性存储器件包括选择元件层和纳米材料聚集层。 选择元件层包括硅。 纳米材料聚集层层叠在选择元件层上。 纳米材料聚集体层包括分散在微导电体之间的多个间隙中的多个微导电体和微粒。 至少微细颗粒的表面由氧化硅以外的绝缘材料制成。
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公开(公告)号:US20120104352A1
公开(公告)日:2012-05-03
申请号:US13052426
申请日:2011-03-21
CPC分类号: H01L45/1675 , B82Y10/00 , B82Y40/00 , H01L27/101 , H01L27/2409 , H01L27/2463 , H01L45/04 , H01L45/1233 , H01L45/149
摘要: According to one embodiment, a memory device includes a nanomaterial assembly layer, a first electrode layer and a second electrode layer. The nanomaterial assembly layer is formed of an assembly of a plurality of micro conductors via gaps between the micro conductors. The first electrode layer is provided on the nanomaterial assembly layer. The second electrode layer is provided on the first electrode layer.
摘要翻译: 根据一个实施例,存储器件包括纳米材料组装层,第一电极层和第二电极层。 纳米材料组装层通过微导体之间的间隙由多个微导体的组件形成。 第一电极层设置在纳米材料组装层上。 第二电极层设置在第一电极层上。
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公开(公告)号:US08686384B2
公开(公告)日:2014-04-01
申请号:US13052426
申请日:2011-03-21
IPC分类号: H01L21/00
CPC分类号: H01L45/1675 , B82Y10/00 , B82Y40/00 , H01L27/101 , H01L27/2409 , H01L27/2463 , H01L45/04 , H01L45/1233 , H01L45/149
摘要: According to one embodiment, a memory device includes a nanomaterial assembly layer, a first electrode layer and a second electrode layer. The nanomaterial assembly layer is formed of an assembly of a plurality of micro conductors via gaps between the micro conductors. The first electrode layer is provided on the nanomaterial assembly layer. The second electrode layer is provided on the first electrode layer.
摘要翻译: 根据一个实施例,存储器件包括纳米材料组装层,第一电极层和第二电极层。 纳米材料组装层通过微导体之间的间隙由多个微导体的组件形成。 第一电极层设置在纳米材料组装层上。 第二电极层设置在第一电极层上。
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公开(公告)号:US20110306199A1
公开(公告)日:2011-12-15
申请号:US13075658
申请日:2011-03-30
申请人: Yasuhiro NOJIRI , Hiroyuki Fukumizu , Shinichi Nakao , Kei Watanabe , Kazuhiko Yamamoto , Ichiro Mizushima , Yoshio Ozawa
发明人: Yasuhiro NOJIRI , Hiroyuki Fukumizu , Shinichi Nakao , Kei Watanabe , Kazuhiko Yamamoto , Ichiro Mizushima , Yoshio Ozawa
IPC分类号: H01L21/768 , B82Y99/00
CPC分类号: H01L51/0591 , B82Y10/00 , B82Y40/00 , G11C13/0002 , G11C13/025 , G11C2213/71 , H01L27/2409 , H01L27/2481 , H01L45/04 , H01L45/149 , H01L45/1608
摘要: According to one embodiment, a method is disclosed for manufacturing a nonvolatile memory device. The nonvolatile memory device includes a memory cell connected to a first interconnect and a second interconnect. The method can include forming a first electrode film on the first interconnect. The method can include forming a layer including a plurality of carbon nanotubes dispersed inside an insulator on the first electrode film. At least one carbon nanotube of the plurality of carbon nanotubes is exposed from a surface of the insulator. The method can include forming a second electrode film on the layer. In addition, the method can include forming a second interconnect on the second electrode film.
摘要翻译: 根据一个实施例,公开了一种用于制造非易失性存储器件的方法。 非易失性存储器件包括连接到第一互连和第二互连的存储单元。 该方法可以包括在第一互连上形成第一电极膜。 该方法可以包括在第一电极膜上形成分散在绝缘体内的多个碳纳米管的层。 多个碳纳米管中的至少一个碳纳米管从绝缘体的表面露出。 该方法可以包括在该层上形成第二电极膜。 此外,该方法可以包括在第二电极膜上形成第二互连。
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公开(公告)号:US20120119179A1
公开(公告)日:2012-05-17
申请号:US13354380
申请日:2012-01-20
CPC分类号: B82Y10/00 , H01L27/1021 , H01L27/2409 , H01L27/2481 , H01L45/04 , H01L45/149 , H01L45/1608
摘要: According to one embodiment, a memory device includes a nanomaterial aggregate layer of a plurality of fine conductors aggregating via gaps and an insulating material disposed in the gaps.
摘要翻译: 根据一个实施例,存储器件包括通过间隙聚集的多个细小导体的纳米材料聚集体层和设置在间隙中的绝缘材料。
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公开(公告)号:US08455346B2
公开(公告)日:2013-06-04
申请号:US13075658
申请日:2011-03-30
申请人: Yasuhiro Nojiri , Hiroyuki Fukumizu , Shinichi Nakao , Kei Watanabe , Kazuhiko Yamamoto , Ichiro Mizushima , Yoshio Ozawa
发明人: Yasuhiro Nojiri , Hiroyuki Fukumizu , Shinichi Nakao , Kei Watanabe , Kazuhiko Yamamoto , Ichiro Mizushima , Yoshio Ozawa
IPC分类号: H01L21/4763 , G11C11/00
CPC分类号: H01L51/0591 , B82Y10/00 , B82Y40/00 , G11C13/0002 , G11C13/025 , G11C2213/71 , H01L27/2409 , H01L27/2481 , H01L45/04 , H01L45/149 , H01L45/1608
摘要: According to one embodiment, a method is disclosed for manufacturing a nonvolatile memory device. The nonvolatile memory device includes a memory cell connected to a first interconnect and a second interconnect. The method can include forming a first electrode film on the first interconnect. The method can include forming a layer including a plurality of carbon nanotubes dispersed inside an insulator on the first electrode film. At least one carbon nanotube of the plurality of carbon nanotubes is exposed from a surface of the insulator. The method can include forming a second electrode film on the layer. In addition, the method can include forming a second interconnect on the second electrode film.
摘要翻译: 根据一个实施例,公开了一种用于制造非易失性存储器件的方法。 非易失性存储器件包括连接到第一互连和第二互连的存储单元。 该方法可以包括在第一互连上形成第一电极膜。 该方法可以包括在第一电极膜上形成分散在绝缘体内的多个碳纳米管的层。 多个碳纳米管中的至少一个碳纳米管从绝缘体的表面露出。 该方法可以包括在该层上形成第二电极膜。 此外,该方法可以包括在第二电极膜上形成第二互连。
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