DE2817135B2 - Magnetblasenspeicher-Gerät - Google Patents

Magnetblasenspeicher-Gerät

Info

Publication number
DE2817135B2
DE2817135B2 DE2817135A DE2817135A DE2817135B2 DE 2817135 B2 DE2817135 B2 DE 2817135B2 DE 2817135 A DE2817135 A DE 2817135A DE 2817135 A DE2817135 A DE 2817135A DE 2817135 B2 DE2817135 B2 DE 2817135B2
Authority
DE
Germany
Prior art keywords
chip
data
command
signal
address
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.)
Granted
Application number
DE2817135A
Other languages
German (de)
English (en)
Other versions
DE2817135C3 (enExample
DE2817135A1 (de
Inventor
Norio Higashiyamato Amano
Kazuo Furukawa
Takeshi Masuda
Masakatu Tokio Nunotani
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.)
Hitachi Ltd Nippon Telegraph And Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone 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 Hitachi Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Publication of DE2817135A1 publication Critical patent/DE2817135A1/de
Publication of DE2817135B2 publication Critical patent/DE2817135B2/de
Application granted granted Critical
Publication of DE2817135C3 publication Critical patent/DE2817135C3/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0875—Organisation of a plurality of magnetic shift registers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
    • G06F13/161—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement
    • G06F13/1626—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement by reordering requests
    • G06F13/1631—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement by reordering requests through address comparison
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
    • G06F13/1642—Handling requests for interconnection or transfer for access to memory bus based on arbitration with request queuing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE2817135A 1977-04-20 1978-04-19 Magnetblasenspeicher-Gerät Granted DE2817135B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4444477A JPS53129923A (en) 1977-04-20 1977-04-20 Control system for input/output device

Publications (3)

Publication Number Publication Date
DE2817135A1 DE2817135A1 (de) 1979-03-15
DE2817135B2 true DE2817135B2 (de) 1980-05-14
DE2817135C3 DE2817135C3 (enExample) 1981-01-22

Family

ID=12691652

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2817135A Granted DE2817135B2 (de) 1977-04-20 1978-04-19 Magnetblasenspeicher-Gerät

Country Status (5)

Country Link
US (1) US4183090A (enExample)
JP (1) JPS53129923A (enExample)
DE (1) DE2817135B2 (enExample)
GB (1) GB1601892A (enExample)
SE (1) SE421360B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468729A (en) * 1981-06-29 1984-08-28 Sperry Corporation Automatic memory module address assignment system for available memory modules
US4470128A (en) * 1981-09-29 1984-09-04 International Business Machines Corporation Control arrangement for magnetic bubble memories
US4583166A (en) * 1982-10-08 1986-04-15 International Business Machines Corporation Roll mode for cached data storage
US5860022A (en) * 1994-07-26 1999-01-12 Hitachi, Ltd. Computer system and method of issuing input/output commands therefrom
KR100533682B1 (ko) * 2003-12-26 2005-12-05 삼성전자주식회사 플래시 메모리의 데이터 관리 장치 및 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS511575B2 (enExample) * 1972-04-07 1976-01-19
US3737881A (en) * 1972-04-13 1973-06-05 Ibm Implementation of the least recently used (lru) algorithm using magnetic bubble domains
US3967263A (en) * 1974-05-14 1976-06-29 International Business Machines Corporation Text editing system
US3971005A (en) * 1975-01-17 1976-07-20 Gte Laboratories Incorporated Dual access magnetic domain memory
US3986016A (en) * 1975-02-10 1976-10-12 Texas Instruments Incorporated Single chip magnetic bubble processor
US4064556A (en) * 1975-06-23 1977-12-20 Sperry Rand Corporation Packed loop memory with data manipulation capabilities

Also Published As

Publication number Publication date
US4183090A (en) 1980-01-08
SE7804448L (sv) 1978-10-21
DE2817135C3 (enExample) 1981-01-22
DE2817135A1 (de) 1979-03-15
JPS53129923A (en) 1978-11-13
SE421360B (sv) 1981-12-14
GB1601892A (en) 1981-11-04

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8327 Change in the person/name/address of the patent owner

Owner name: HITACHI, LTD. NIPPON TELEGRAPH AND TELEPHONE CORP.

8328 Change in the person/name/address of the agent

Free format text: BEETZ SEN., R., DIPL.-ING. BEETZ JUN., R., DIPL.-ING. DR.-ING. TIMPE, W., DR.-ING. SIEGFRIED, J., DIPL.-ING. SCHMITT-FUMIAN, W., PRIVATDOZENT, DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee