JP7438901B2 - スイッチング回路および記憶装置 - Google Patents
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
- G11C16/12—Programming voltage switching circuits
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/06—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons
- G06N3/063—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
- G06N3/065—Analogue means
-
- 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
- G11C11/54—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using elements simulating biological cells, e.g. neuron
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/06—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons
- G06N3/063—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
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- 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
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- 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
- G11C13/0004—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 amorphous/crystalline phase transition cells
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- 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
- G11C13/003—Cell access
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/12—Bit line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, equalising circuits, for bit lines
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/08—Word line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, for word lines
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
- H10B61/10—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having two electrodes, e.g. diodes or MIM elements
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- 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
- H10B63/20—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices comprising selection components having two electrodes, e.g. diodes
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- 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
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- 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
- G11C2213/76—Array using an access device for each cell which being not a transistor and not a diode
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- Semiconductor Memories (AREA)
- Semiconductor Integrated Circuits (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Description
スイッチング回路の回路構成例について以下に説明する。図1は、スイッチング回路の回路構成例を説明するための回路図である。スイッチング回路は、第1のキャパシタC1と第1の抵抗R1と第1のセレクタS1とを含む第1の回路SC1と、第2のキャパシタC2と第2の抵抗R2と第2のセレクタS2とを含む第2の回路SC2と、を具備する。
図5は、ニューロン回路を用いた記憶装置の構成例を説明するための模式図である。記憶装置は、複数のニューロン回路100と、複数のニューロン回路100の上方に設けられたメモリセルアレイ(クロスバーアレイともいう)と、を具備する。
Claims (6)
- 第1のキャパシタと、前記第1のキャパシタに直列に接続された第1の抵抗と、前記第1のキャパシタおよび前記第1の抵抗の上方に設けられるとともに前記第1のキャパシタに並列に接続された第1のセレクタと、を含む第1の回路と、
第2のキャパシタと、前記第2のキャパシタに直列に接続された第2の抵抗と、前記第2のキャパシタおよび前記第2の抵抗の上方に設けられるとともに前記第2のキャパシタに並列に接続された第2のセレクタと、を含み、前記第2の抵抗を介して前記第1の回路に接続された第2の回路と、
を具備し、
前記第1および第2のキャパシタは、
半導体基板に設けられた第1および第2の下部電極と、
前記第1および第2の下部電極の上に設けられた誘電体層と、
前記誘電体層の上に設けられ、前記誘電体層とともに前記第1および第2の抵抗を構成する抵抗層と、
前記抵抗層の上であって且つ前記誘電体層および前記抵抗層を挟んで前記第1の下部電極の反対側に設けられ、前記第1の下部電極とともに前記第1のキャパシタを構成する第1の上部電極と、
前記抵抗層の上であって且つ前記誘電体層および前記抵抗層を挟んで前記第2の下部電極の反対側に設けられ、前記第2の下部電極とともに前記第2のキャパシタを構成する第2の上部電極と、を有する、スイッチング回路。 - 前記第1および第2のセレクタのそれぞれは、
第1の電極と、
第2の電極と、
前記第1および第2の電極の間に設けられ、硫黄、セレンおよびテルルからなる群より選ばれる少なくとも一つのカルコゲン元素を含有するスイッチング層と、
を有する、請求項1に記載のスイッチング回路。 - 前記抵抗層は、ポリシリコンを含む、請求項1または請求項2に記載のスイッチング回路。
- 前記誘電体層は、酸化ハフニウム、ケイ酸ハフニウム、ケイ酸ジルコニウム、酸化ジルコニウム、チタン酸ストロンチウム、およびチタン酸バリウムストロンチウムからなる群より選ばれる少なくとも一つの材料を含む、請求項1ないし請求項3のいずれか一項に記載のスイッチング回路。
- メモリセルと、
前記メモリセルに接続されたワード線と、
前記メモリセルに接続されたビット線と、
前記ワード線または前記ビット線に接続され、請求項1ないし請求項4のいずれか一項に記載のスイッチング回路を含むニューロン回路と、
を具備する、記憶装置。 - 前記メモリセルは、抵抗変化メモリ、相変化メモリ、磁気抵抗メモリ、またはスピン注入磁化反転型磁気メモリのメモリ層を有する、請求項5に記載の記憶装置。
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JP2020152882A JP7438901B2 (ja) | 2020-09-11 | 2020-09-11 | スイッチング回路および記憶装置 |
TW110130110A TWI783629B (zh) | 2020-09-11 | 2021-08-16 | 交換電路及記憶裝置 |
CN202111003792.4A CN114171093A (zh) | 2020-09-11 | 2021-08-30 | 开关电路及存储装置 |
US17/461,093 US20220083849A1 (en) | 2020-09-11 | 2021-08-30 | Switching circuit and storage device |
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JP2020152882A JP7438901B2 (ja) | 2020-09-11 | 2020-09-11 | スイッチング回路および記憶装置 |
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JP7438901B2 true JP7438901B2 (ja) | 2024-02-27 |
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US20130099187A1 (en) | 2011-10-25 | 2013-04-25 | Matthew D. Pickett | Multilayer structure based on a negative differential resistance material |
JP2014033041A (ja) | 2012-08-02 | 2014-02-20 | Tokyo Electron Ltd | スイッチ素子およびそれを用いたクロスバー型メモリアレイ |
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US7778063B2 (en) * | 2006-11-08 | 2010-08-17 | Symetrix Corporation | Non-volatile resistance switching memories and methods of making same |
DE102017005884A1 (de) * | 2016-07-07 | 2018-01-11 | Merck Patent Gmbh | Elektronisches Schaltelement |
JP6765686B2 (ja) * | 2016-11-30 | 2020-10-07 | 国立研究開発法人科学技術振興機構 | ニューロン回路、システムおよびスイッチ回路 |
US10600961B2 (en) * | 2017-07-27 | 2020-03-24 | Hrl Laboratories, Llc | Scalable and low-voltage electroforming-free nanoscale vanadium dioxide threshold switch devices and relaxation oscillators with current controlled negative differential resistance |
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- 2020-09-11 JP JP2020152882A patent/JP7438901B2/ja active Active
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2021
- 2021-08-16 TW TW110130110A patent/TWI783629B/zh active
- 2021-08-30 US US17/461,093 patent/US20220083849A1/en active Pending
- 2021-08-30 CN CN202111003792.4A patent/CN114171093A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130099187A1 (en) | 2011-10-25 | 2013-04-25 | Matthew D. Pickett | Multilayer structure based on a negative differential resistance material |
JP2014033041A (ja) | 2012-08-02 | 2014-02-20 | Tokyo Electron Ltd | スイッチ素子およびそれを用いたクロスバー型メモリアレイ |
US20140214738A1 (en) | 2013-01-29 | 2014-07-31 | Hewlett-Packard Development Company, L.P. | Neuristor-based reservoir computing devices |
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