CN110620128A - 一种阻变存储器件及其写入方法、擦除方法和读取方法 - Google Patents
一种阻变存储器件及其写入方法、擦除方法和读取方法 Download PDFInfo
- Publication number
- CN110620128A CN110620128A CN201910810514.6A CN201910810514A CN110620128A CN 110620128 A CN110620128 A CN 110620128A CN 201910810514 A CN201910810514 A CN 201910810514A CN 110620128 A CN110620128 A CN 110620128A
- Authority
- CN
- China
- Prior art keywords
- metal
- memory device
- electrode
- resistive
- layers
- Prior art date
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 136
- 239000002184 metal Substances 0.000 claims abstract description 136
- 230000005669 field effect Effects 0.000 claims abstract description 21
- 230000015654 memory Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 29
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 14
- 229910052721 tungsten Inorganic materials 0.000 claims description 14
- 239000010937 tungsten Substances 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 5
- 229910001936 tantalum oxide Inorganic materials 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 claims description 4
- 229910003087 TiOx Inorganic materials 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052593 corundum Inorganic materials 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 3
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000013473 artificial intelligence Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
Classifications
-
- 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
- G11C13/0021—Auxiliary circuits
- G11C13/004—Reading or sensing circuits or methods
-
- 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
- G11C13/0021—Auxiliary circuits
- G11C13/0069—Writing or programming circuits or methods
-
- 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
- G11C13/0021—Auxiliary circuits
- G11C13/0097—Erasing, e.g. resetting, circuits or methods
-
- 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
-
- 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
- H10B63/80—Arrangements comprising multiple bistable or multi-stable switching components of the same type on a plane parallel to the substrate, e.g. cross-point arrays
-
- 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
Landscapes
- Semiconductor Memories (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910810514.6A CN110620128A (zh) | 2019-08-29 | 2019-08-29 | 一种阻变存储器件及其写入方法、擦除方法和读取方法 |
Applications Claiming Priority (1)
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CN201910810514.6A CN110620128A (zh) | 2019-08-29 | 2019-08-29 | 一种阻变存储器件及其写入方法、擦除方法和读取方法 |
Publications (1)
Publication Number | Publication Date |
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CN110620128A true CN110620128A (zh) | 2019-12-27 |
Family
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Family Applications (1)
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CN201910810514.6A Pending CN110620128A (zh) | 2019-08-29 | 2019-08-29 | 一种阻变存储器件及其写入方法、擦除方法和读取方法 |
Country Status (1)
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CN (1) | CN110620128A (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090027955A1 (en) * | 2007-07-26 | 2009-01-29 | Samsung Electronics Co., Ltd. | Non-volatile memory devices including stacked nand-type resistive memory cell strings and methods of fabricating the same |
CN102067234A (zh) * | 2009-04-27 | 2011-05-18 | 松下电器产业株式会社 | 电阻变化型非易失性存储元件的写入方法和电阻变化型非易失性存储装置 |
CN102709308A (zh) * | 2012-06-21 | 2012-10-03 | 复旦大学 | 一种集成阻变存储器的mos晶体管结构及其制造方法 |
CN102881824A (zh) * | 2012-09-25 | 2013-01-16 | 北京大学 | 阻变存储器及其制备方法 |
CN104318956A (zh) * | 2014-09-30 | 2015-01-28 | 山东华芯半导体有限公司 | 一种阻变随机存储器存储阵列编程方法及装置 |
CN107527646A (zh) * | 2016-06-17 | 2017-12-29 | 阿尔特拉公司 | 并联配置的电阻存储器元件 |
-
2019
- 2019-08-29 CN CN201910810514.6A patent/CN110620128A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090027955A1 (en) * | 2007-07-26 | 2009-01-29 | Samsung Electronics Co., Ltd. | Non-volatile memory devices including stacked nand-type resistive memory cell strings and methods of fabricating the same |
CN102067234A (zh) * | 2009-04-27 | 2011-05-18 | 松下电器产业株式会社 | 电阻变化型非易失性存储元件的写入方法和电阻变化型非易失性存储装置 |
CN102709308A (zh) * | 2012-06-21 | 2012-10-03 | 复旦大学 | 一种集成阻变存储器的mos晶体管结构及其制造方法 |
CN102881824A (zh) * | 2012-09-25 | 2013-01-16 | 北京大学 | 阻变存储器及其制备方法 |
CN104318956A (zh) * | 2014-09-30 | 2015-01-28 | 山东华芯半导体有限公司 | 一种阻变随机存储器存储阵列编程方法及装置 |
CN107527646A (zh) * | 2016-06-17 | 2017-12-29 | 阿尔特拉公司 | 并联配置的电阻存储器元件 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Xiao Han Inventor after: Wang Zongwei Inventor after: Cai Yimao Inventor after: Liu Yihua Inventor after: Huang Ru Inventor before: Xiao Han Inventor before: Wang Zongwei Inventor before: Cai Yimao Inventor before: Liu Yihua |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200826 Address after: Room 101, building 1, block C, Qianjiang Century Park, ningwei street, Xiaoshan District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Weiming Information Technology Co.,Ltd. Applicant after: Institute of Information Technology, Zhejiang Peking University Address before: Room 288-1, 857 Xinbei Road, Ningwei Town, Xiaoshan District, Hangzhou City, Zhejiang Province Applicant before: Institute of Information Technology, Zhejiang Peking University Applicant before: Hangzhou Weiming Information Technology Co.,Ltd. |
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RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191227 |