JP6151568B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP6151568B2 JP6151568B2 JP2013112441A JP2013112441A JP6151568B2 JP 6151568 B2 JP6151568 B2 JP 6151568B2 JP 2013112441 A JP2013112441 A JP 2013112441A JP 2013112441 A JP2013112441 A JP 2013112441A JP 6151568 B2 JP6151568 B2 JP 6151568B2
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- JP
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- Prior art keywords
- data
- storage unit
- circuit
- correction code
- error correction
- Prior art date
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- Expired - Fee Related
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-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C14/00—Digital stores characterised by arrangements of cells having volatile and non-volatile storage properties for back-up when the power is down
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3215—Monitoring of peripheral devices
- G06F1/3225—Monitoring of peripheral devices of memory devices
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/325—Power saving in peripheral device
- G06F1/3275—Power saving in memory, e.g. RAM, cache
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1048—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using arrangements adapted for a specific error detection or correction feature
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1441—Resetting or repowering
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
- G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
-
- 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
- G11C11/005—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor comprising combined but independently operative RAM-ROM, RAM-PROM, RAM-EPROM cells
-
- 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
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/165—Auxiliary circuits
- G11C11/1697—Power supply circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/143—Detection of memory cassette insertion or removal; Continuity checks of supply or ground lines; Detection of supply variations, interruptions or levels ; Switching between alternative supplies
- G11C5/144—Detection of predetermined disconnection or reduction of power supply, e.g. power down or power standby
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C2029/0411—Online error correction
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Power Sources (AREA)
Description
図1に示す図は、電源供給を停止してもデータの保持が可能な半導体装置のブロック図である。図1に示す半導体装置100は、データ処理回路101、データ退避時間制御回路102、パワーゲーティング制御回路103を有する。
本実施の形態では、実施の形態1で説明した半導体装置において、より具体的な構成を示し、その動作について詳述する。なお実施の形態1で示す構成と同じ構成については同じ符号を付し、重複する説明を省略し、上記実施の形態1での説明を援用するものとする。
本実施の形態では、上記実施の形態1及び実施の形態2で説明した揮発性記憶部及び不揮発性記憶部の構成について説明する。図5には、揮発性記憶部及び不揮発性記憶部のブロック図の一例を示す。
本実施の形態では、上記実施の形態3で説明したOSトランジスタ611と、nチャネル型トランジスタ613及びpチャネル型トランジスタ612と、を積層して設けた半導体装置の断面図の構成について図9に示し、説明する。
D_1 データ
Q_n 出力端子
Q_1 出力端子
T0 期間
T1 期間
T2 期間
T3 期間
100 半導体装置
101 データ処理回路
102 データ退避時間制御回路
103 パワーゲーティング制御回路
105 汎用レジスタ
106 誤り訂正符号用レジスタ
107 誤り訂正符号回路
108 揮発性記憶部
109 不揮発性記憶部
110 揮発性記憶部
111 不揮発性記憶部
112 スイッチ
201 誤り訂正符号計算回路
202 誤り訂正符号比較回路
203 訂正回路
211 エラー信号記憶回路
212 データ退避時間決定フラグ記憶回路
221 データ退避時間カウンター
321 下部素子層
322 配線層
323 上部素子層
333 基板
334 BOX層
335 SOI層
336 n型不純物領域
337 ゲート絶縁層
338 ゲート電極
339 p型不純物領域
340 絶縁層
341 配線
342 素子分離絶縁層
344 絶縁層
345 絶縁層
351 配線
352 配線
353 配線
361 ゲート絶縁層
362 酸化物半導体膜
363A ソース電極
363B ドレイン電極
364 絶縁層
365 バックゲート電極
501 単位記憶部
502 揮発性記憶部
503 不揮発性記憶部
511 制御回路
512 不揮発性記憶素子
513 制御回路
601 制御回路
602 可変抵抗記憶素子
603 制御回路
611 OSトランジスタ
612 pチャネル型トランジスタ
613 nチャネル型トランジスタ
614 nチャネル型トランジスタ
615 インバータ
621 制御回路
622 不揮発性記憶素子
623 制御回路
Claims (3)
- データ退避時間制御回路と、
パワーゲーティング制御回路と、
汎用レジスタ、誤り訂正符号用レジスタ、及び誤り訂正符号回路を有するデータ処理回路と、を有し、
前記汎用レジスタ及び前記誤り訂正符号用レジスタは、それぞれ揮発性記憶部及び不揮発性記憶部を有し、
前記データ退避時間制御回路は、前記誤り訂正符号用レジスタの不揮発性記憶部に記憶された誤り訂正符号を前記誤り訂正符号回路で検出して得られるエラーの有無に従って、前記パワーゲーティング制御回路より出力され、前記汎用レジスタの揮発性記憶部から不揮発性記憶部に記憶するデータを記憶するためのデータ退避時間を変更する回路である半導体装置。 - 請求項1において、
前記パワーゲーティング制御回路は、前記データ退避時間制御回路によって制御されるデータ退避時間カウンターを有し、
前記データ退避時間カウンターは、前記データ退避時間カウンターのカウント値に従って、前記データ処理回路への電源供給を制御する半導体装置。 - 請求項1または請求項2において、
前記不揮発性記憶部は、不揮発性記憶素子を有し、
前記不揮発性記憶素子は、酸化物半導体層を有するトランジスタを用いた電荷の保持により前記データまたは前記誤り訂正符号の保持を行う半導体装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013112441A JP6151568B2 (ja) | 2012-06-01 | 2013-05-29 | 半導体装置 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012125651 | 2012-06-01 | ||
| JP2012125651 | 2012-06-01 | ||
| JP2013112441A JP6151568B2 (ja) | 2012-06-01 | 2013-05-29 | 半導体装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2014006889A JP2014006889A (ja) | 2014-01-16 |
| JP2014006889A5 JP2014006889A5 (ja) | 2016-06-23 |
| JP6151568B2 true JP6151568B2 (ja) | 2017-06-21 |
Family
ID=49671834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013112441A Expired - Fee Related JP6151568B2 (ja) | 2012-06-01 | 2013-05-29 | 半導体装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US9058867B2 (ja) |
| JP (1) | JP6151568B2 (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6185311B2 (ja) * | 2012-07-20 | 2017-08-23 | 株式会社半導体エネルギー研究所 | 電源制御回路、及び信号処理回路 |
| TWI618058B (zh) | 2013-05-16 | 2018-03-11 | 半導體能源研究所股份有限公司 | 半導體裝置 |
| JP6681117B2 (ja) | 2015-03-13 | 2020-04-15 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| US9887010B2 (en) | 2016-01-21 | 2018-02-06 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device, memory device, and driving method thereof |
| US10223198B2 (en) * | 2016-02-18 | 2019-03-05 | Micron Technology, Inc. | Error rate reduction |
| US10120470B2 (en) | 2016-07-22 | 2018-11-06 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device, display device and electronic device |
| US10489253B2 (en) * | 2017-05-16 | 2019-11-26 | International Business Machines Corporation | On-demand GPR ECC error detection and scrubbing for a multi-slice microprocessor |
| KR102558422B1 (ko) * | 2018-11-07 | 2023-07-24 | 에스케이하이닉스 주식회사 | 파워 게이팅 시스템 |
| JP2022080162A (ja) * | 2020-11-17 | 2022-05-27 | ソニーセミコンダクタソリューションズ株式会社 | 半導体回路 |
| WO2025163443A1 (ja) * | 2024-01-31 | 2025-08-07 | 株式会社半導体エネルギー研究所 | 記憶装置 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61193591A (ja) * | 1985-02-22 | 1986-08-28 | Nec Corp | 主記憶装置の障害処理方式 |
| US5414861A (en) * | 1991-09-11 | 1995-05-09 | Fujitsu Limited | Data protection system using different levels of reserve power to maintain data in volatile memories for any period of time |
| US5535399A (en) * | 1993-09-30 | 1996-07-09 | Quantum Corporation | Solid state disk drive unit having on-board backup non-volatile memory |
| JPH08272701A (ja) * | 1995-03-30 | 1996-10-18 | Mitsubishi Electric Corp | メモリ装置 |
| JPH09288619A (ja) * | 1996-04-22 | 1997-11-04 | Mitsubishi Electric Corp | 主記憶装置 |
| JPH10260912A (ja) * | 1997-03-17 | 1998-09-29 | Mitsubishi Electric Corp | メモリカード |
| US6785191B2 (en) * | 2003-01-09 | 2004-08-31 | Micrel, Inc. | Robust power-on meter and method using a limited-write memory |
| US6810347B2 (en) * | 2003-01-09 | 2004-10-26 | Micrel, Inc. | Robust power-on meter and method |
| US7370260B2 (en) * | 2003-12-16 | 2008-05-06 | Freescale Semiconductor, Inc. | MRAM having error correction code circuitry and method therefor |
| JP4235919B2 (ja) * | 2006-10-06 | 2009-03-11 | コニカミノルタビジネステクノロジーズ株式会社 | 情報処理装置及びプログラム |
| US8301833B1 (en) * | 2007-06-01 | 2012-10-30 | Netlist, Inc. | Non-volatile memory module |
| US8325554B2 (en) * | 2008-07-10 | 2012-12-04 | Sanmina-Sci Corporation | Battery-less cache memory module with integrated backup |
| US8671258B2 (en) * | 2009-03-27 | 2014-03-11 | Lsi Corporation | Storage system logical block address de-allocation management |
| JP4956640B2 (ja) * | 2009-09-28 | 2012-06-20 | 株式会社東芝 | 磁気メモリ |
| US20120054524A1 (en) * | 2010-08-31 | 2012-03-01 | Infinidat Ltd. | Method and system for reducing power consumption of peripherals in an emergency shut-down |
| TWI562142B (en) | 2011-01-05 | 2016-12-11 | Semiconductor Energy Lab Co Ltd | Storage element, storage device, and signal processing circuit |
| US8902653B2 (en) * | 2011-08-12 | 2014-12-02 | Micron Technology, Inc. | Memory devices and configuration methods for a memory device |
-
2013
- 2013-05-23 US US13/900,578 patent/US9058867B2/en active Active
- 2013-05-29 JP JP2013112441A patent/JP6151568B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US20130326309A1 (en) | 2013-12-05 |
| JP2014006889A (ja) | 2014-01-16 |
| US9058867B2 (en) | 2015-06-16 |
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