DE69315170D1 - Multiport Speicher - Google Patents

Multiport Speicher

Info

Publication number
DE69315170D1
DE69315170D1 DE69315170T DE69315170T DE69315170D1 DE 69315170 D1 DE69315170 D1 DE 69315170D1 DE 69315170 T DE69315170 T DE 69315170T DE 69315170 T DE69315170 T DE 69315170T DE 69315170 D1 DE69315170 D1 DE 69315170D1
Authority
DE
Germany
Prior art keywords
multiport memory
multiport
memory
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
DE69315170T
Other languages
English (en)
Other versions
DE69315170T2 (de
Inventor
Naoki Matsumoto
Tatsuo Ikawa
Shigeo Oshima
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.)
Toshiba Corp
Toshiba Electronic Device Solutions Corp
Original Assignee
Toshiba Corp
Toshiba Microelectronics Corp
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 Toshiba Corp, Toshiba Microelectronics Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69315170D1 publication Critical patent/DE69315170D1/de
Publication of DE69315170T2 publication Critical patent/DE69315170T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital 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
    • G11C11/4063Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/409Read-write [R-W] circuits 
    • G11C11/4096Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches 
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1075Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers for multiport memories each having random access ports and serial ports, e.g. video RAM
DE69315170T 1992-09-22 1993-09-21 Multiport Speicher Expired - Fee Related DE69315170T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4252620A JP2664843B2 (ja) 1992-09-22 1992-09-22 マルチポートメモリ

Publications (2)

Publication Number Publication Date
DE69315170D1 true DE69315170D1 (de) 1997-12-18
DE69315170T2 DE69315170T2 (de) 1998-04-02

Family

ID=17239897

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69315170T Expired - Fee Related DE69315170T2 (de) 1992-09-22 1993-09-21 Multiport Speicher

Country Status (5)

Country Link
US (1) US5377157A (de)
EP (1) EP0591752B1 (de)
JP (1) JP2664843B2 (de)
KR (1) KR970000871B1 (de)
DE (1) DE69315170T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960006274B1 (ko) * 1993-11-17 1996-05-13 삼성전자주식회사 듀얼포트 메모리 장치
US5629901A (en) * 1995-12-05 1997-05-13 International Business Machines Corporation Multi write port register
US5708613A (en) * 1996-07-22 1998-01-13 International Business Machines Corporation High performance redundancy in an integrated memory system
US7092310B2 (en) 2003-12-19 2006-08-15 International Business Machines Corporation Memory array with multiple read ports

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5358736A (en) * 1976-11-08 1978-05-26 Toshiba Corp Input/output control system for mos dynamic random access memory
JPH0816882B2 (ja) * 1985-06-17 1996-02-21 株式会社日立製作所 半導体記憶装置
US4710902A (en) * 1985-10-04 1987-12-01 Motorola, Inc. Technique restore for a dynamic random access memory
JPH07111822B2 (ja) * 1986-03-07 1995-11-29 株式会社日立製作所 半導体記憶装置
JP3061060B2 (ja) * 1989-09-05 2000-07-10 株式会社東芝 マルチポートメモリ
JP2664810B2 (ja) * 1991-03-07 1997-10-22 株式会社東芝 メモリセルアレイ分割型半導体記憶装置
JP2928654B2 (ja) * 1991-04-10 1999-08-03 株式会社東芝 マルチポートdram

Also Published As

Publication number Publication date
JP2664843B2 (ja) 1997-10-22
EP0591752A2 (de) 1994-04-13
DE69315170T2 (de) 1998-04-02
KR940007886A (ko) 1994-04-28
US5377157A (en) 1994-12-27
EP0591752B1 (de) 1997-11-12
EP0591752A3 (en) 1994-09-14
KR970000871B1 (ko) 1997-01-20
JPH06103756A (ja) 1994-04-15

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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