DE69018542D1 - Steuersystem für Hauptspeicher. - Google Patents

Steuersystem für Hauptspeicher.

Info

Publication number
DE69018542D1
DE69018542D1 DE69018542T DE69018542T DE69018542D1 DE 69018542 D1 DE69018542 D1 DE 69018542D1 DE 69018542 T DE69018542 T DE 69018542T DE 69018542 T DE69018542 T DE 69018542T DE 69018542 D1 DE69018542 D1 DE 69018542D1
Authority
DE
Germany
Prior art keywords
control system
main memory
memory
main
control
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.)
Expired - Fee Related
Application number
DE69018542T
Other languages
English (en)
Other versions
DE69018542T2 (de
Inventor
Takashi Hirosawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Application granted granted Critical
Publication of DE69018542D1 publication Critical patent/DE69018542D1/de
Publication of DE69018542T2 publication Critical patent/DE69018542T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/4072—Circuits for initialization, powering up or down, clearing memory or presetting
    • 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
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406—Management or control of the refreshing or charge-regeneration cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Dram (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
DE69018542T 1989-09-01 1990-08-31 Steuersystem für Hauptspeicher. Expired - Fee Related DE69018542T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1224522A JPH0390942A (ja) 1989-09-01 1989-09-01 主記憶装置の制御方式

Publications (2)

Publication Number Publication Date
DE69018542D1 true DE69018542D1 (de) 1995-05-18
DE69018542T2 DE69018542T2 (de) 1996-01-25

Family

ID=16815118

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69018542T Expired - Fee Related DE69018542T2 (de) 1989-09-01 1990-08-31 Steuersystem für Hauptspeicher.

Country Status (5)

Country Link
US (1) US5235691A (de)
EP (1) EP0415433B1 (de)
JP (1) JPH0390942A (de)
CA (1) CA2024433C (de)
DE (1) DE69018542T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2972501B2 (ja) * 1993-09-20 1999-11-08 富士通株式会社 Ｉ／ｏサブシステム及びｉ／ｏサブシステムにおける排他制御方法
DE4447853C2 (de) * 1993-09-20 2003-04-17 Fujitsu Ltd E/A-Hilfssystem und Datenspeicherverfahren in einem E/A-Hilfssystem
JP3532350B2 (ja) * 1996-06-20 2004-05-31 株式会社ルネサステクノロジ データトレース装置
KR100560665B1 (ko) * 2003-07-02 2006-03-16 삼성전자주식회사 독출 방지 기능을 갖는 반도체 메모리 장치
JP4661169B2 (ja) * 2003-11-14 2011-03-30 ヤマハ株式会社 ディジタルシグナルプロセッサ
JP2015076110A (ja) 2013-10-08 2015-04-20 マイクロン テクノロジー， インク． 半導体装置及びこれを備えるデータ処理システム
US9805802B2 (en) 2015-09-14 2017-10-31 Samsung Electronics Co., Ltd. Memory device, memory module, and memory system
US9804793B2 (en) * 2016-03-04 2017-10-31 Intel Corporation Techniques for a write zero operation
CN110825312B (zh) * 2018-08-10 2023-06-23 昆仑芯(北京)科技有限公司 数据处理装置、人工智能芯片及电子设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006468A (en) * 1973-08-06 1977-02-01 Honeywell Information Systems, Inc. Dynamic memory initializing apparatus
JPS54121627A (en) * 1978-03-15 1979-09-20 Toshiba Corp Memory unit control system
US4236207A (en) * 1978-10-25 1980-11-25 Digital Equipment Corporation Memory initialization circuit
US4754425A (en) * 1985-10-18 1988-06-28 Gte Communication Systems Corporation Dynamic random access memory refresh circuit selectively adapted to different clock frequencies
US4796232A (en) * 1987-10-20 1989-01-03 Contel Corporation Dual port memory controller
GB8801472D0 (en) * 1988-01-22 1988-02-24 Int Computers Ltd Dynamic random-access memory

Also Published As

Publication number Publication date
JPH0390942A (ja) 1991-04-16
EP0415433A3 (en) 1991-11-06
US5235691A (en) 1993-08-10
DE69018542T2 (de) 1996-01-25
EP0415433A2 (de) 1991-03-06
EP0415433B1 (de) 1995-04-12
CA2024433A1 (en) 1991-03-02
CA2024433C (en) 1994-02-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee