DE3381064D1 - Pufferspeicher mit einem swappingschaltkreis. - Google Patents

Pufferspeicher mit einem swappingschaltkreis.

Info

Publication number
DE3381064D1
DE3381064D1 DE8383104225T DE3381064T DE3381064D1 DE 3381064 D1 DE3381064 D1 DE 3381064D1 DE 8383104225 T DE8383104225 T DE 8383104225T DE 3381064 T DE3381064 T DE 3381064T DE 3381064 D1 DE3381064 D1 DE 3381064D1
Authority
DE
Germany
Prior art keywords
buffer memory
swapping circuit
swapping
circuit
buffer
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 - Lifetime
Application number
DE8383104225T
Other languages
English (en)
Inventor
Tsuguo Shimizu
Kenichi Wada
Yooichi Shintani
Akira Yamaoka
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
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3381064D1 publication Critical patent/DE3381064D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/12—Replacement control
    • G06F12/121—Replacement control using replacement algorithms
    • G06F12/128—Replacement control using replacement algorithms adapted to multidimensional cache systems, e.g. set-associative, multicache, multiset or multilevel

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE8383104225T 1982-04-30 1983-04-29 Pufferspeicher mit einem swappingschaltkreis. Expired - Lifetime DE3381064D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57071211A JPS58189890A (ja) 1982-04-30 1982-04-30 階層記憶装置

Publications (1)

Publication Number Publication Date
DE3381064D1 true DE3381064D1 (de) 1990-02-08

Family

ID=13454114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383104225T Expired - Lifetime DE3381064D1 (de) 1982-04-30 1983-04-29 Pufferspeicher mit einem swappingschaltkreis.

Country Status (5)

Country Link
US (1) US4608671A (de)
EP (1) EP0093428B1 (de)
JP (1) JPS58189890A (de)
CA (1) CA1202426A (de)
DE (1) DE3381064D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740923A (en) * 1985-11-19 1988-04-26 Hitachi, Ltd Memory circuit and method of controlling the same
CA1293565C (en) * 1986-04-28 1991-12-24 Norio Ebihara Semiconductor memory
CA1299768C (en) * 1987-03-04 1992-04-28 Ikuo Yamada Memory access control system
JP2545416B2 (ja) * 1987-11-21 1996-10-16 株式会社日立製作所 半導体メモリ
US5268319A (en) * 1988-06-08 1993-12-07 Eliyahou Harari Highly compact EPROM and flash EEPROM devices
EP0935255A2 (de) 1989-04-13 1999-08-11 SanDisk Corporation EEprom-System mit Blocklöschung
US5467460A (en) * 1990-02-14 1995-11-14 Intel Corporation M&A for minimizing data transfer to main memory from a writeback cache during a cache miss
US6230233B1 (en) * 1991-09-13 2001-05-08 Sandisk Corporation Wear leveling techniques for flash EEPROM systems
US5390308A (en) * 1992-04-15 1995-02-14 Rambus, Inc. Method and apparatus for address mapping of dynamic random access memory
ATE372578T1 (de) * 2002-10-28 2007-09-15 Sandisk Corp Automatischer abnutzungsausgleich in einem nicht- flüchtigen speichersystem

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541529A (en) * 1969-09-22 1970-11-17 Ibm Replacement system
US4168541A (en) * 1978-09-25 1979-09-18 Sperry Rand Corporation Paired least recently used block replacement system
JPS5619575A (en) * 1979-07-25 1981-02-24 Fujitsu Ltd Data processing system having hierarchy memory
US4303993A (en) * 1979-10-10 1981-12-01 Honeywell Information Systems Inc. Memory present apparatus

Also Published As

Publication number Publication date
CA1202426A (en) 1986-03-25
JPS58189890A (ja) 1983-11-05
US4608671A (en) 1986-08-26
EP0093428A2 (de) 1983-11-09
EP0093428A3 (en) 1986-10-01
EP0093428B1 (de) 1990-01-03

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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