AT309113B - Assoziativspeicher - Google Patents

Assoziativspeicher

Info

Publication number
AT309113B
AT309113B AT1149270A AT1149270A AT309113B AT 309113 B AT309113 B AT 309113B AT 1149270 A AT1149270 A AT 1149270A AT 1149270 A AT1149270 A AT 1149270A AT 309113 B AT309113 B AT 309113B
Authority
AT
Austria
Prior art keywords
associative memory
associative
memory
Prior art date
Application number
AT1149270A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of AT309113B publication Critical patent/AT309113B/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/903—Querying
    • G06F16/90335—Query processing
    • G06F16/90339—Query processing by using parallel associative memories or content-addressable memories

Landscapes

  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Bus Control (AREA)
AT1149270A 1969-12-31 1970-12-21 Assoziativspeicher AT309113B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88943469A 1969-12-31 1969-12-31

Publications (1)

Publication Number Publication Date
AT309113B true AT309113B (de) 1973-08-10

Family

ID=25395083

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1149270A AT309113B (de) 1969-12-31 1970-12-21 Assoziativspeicher

Country Status (11)

Country Link
US (1) US3648254A (de)
JP (1) JPS4835846B1 (de)
AT (1) AT309113B (de)
BE (1) BE760238A (de)
CA (1) CA964372A (de)
CH (1) CH523574A (de)
ES (1) ES386910A1 (de)
FR (1) FR2072139B1 (de)
GB (1) GB1315529A (de)
IT (1) IT961024B (de)
NL (1) NL7018907A (de)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701980A (en) * 1970-08-03 1972-10-31 Gen Electric High density four-transistor mos content addressed memory
US3699545A (en) * 1971-02-24 1972-10-17 Northern Electric Co Adaptable associative memory system
US3786427A (en) * 1971-06-29 1974-01-15 Ibm Dynamic address translation reversed
US3761881A (en) * 1971-06-30 1973-09-25 Ibm Translation storage scheme for virtual memory system
FR2166725A5 (de) * 1972-01-05 1973-08-17 Inpact
JPS4953346A (de) * 1972-09-25 1974-05-23
GB1468753A (en) * 1974-05-09 1977-03-30 Honeywell Invormation Systems Associative memory
FR2330115A1 (fr) * 1975-05-06 1977-05-27 Honeywell Inf Systems Perfectionnements apportes aux memoires de donnees
JPS5295168U (de) * 1976-01-14 1977-07-16
US4099242A (en) * 1976-11-03 1978-07-04 Houston George B One-pass general associative search processor
US4099256A (en) * 1976-11-16 1978-07-04 Bell Telephone Laboratories, Incorporated Method and apparatus for establishing, reading, and rapidly clearing a translation table memory
US4158235A (en) * 1977-04-18 1979-06-12 Burroughs Corporation Multi port time-shared associative buffer storage pool
US4145737A (en) * 1977-04-19 1979-03-20 Semionics Associates Associative memory device with time shared comparators
US4144564A (en) * 1977-04-19 1979-03-13 Semionics Associates Associative memory
US4149262A (en) * 1977-04-19 1979-04-10 Semionics Associates Associative memory device with variable recognition criteria
US4296475A (en) * 1978-12-19 1981-10-20 U.S. Philips Corporation Word-organized, content-addressable memory
US4236227A (en) * 1979-01-02 1980-11-25 Honeywell Information Systems Inc. Data storage system
EP0035787B1 (de) * 1980-03-11 1984-10-17 Siemens Aktiengesellschaft Hybrid-Assoziativspeicher und dessen Anwendungen, insbesondere zum Sortieren von gespeicherten Daten
DE3009317C2 (de) * 1980-03-11 1981-11-26 SIEMENS AG AAAAA, 1000 Berlin und 8000 München Hybrid-Assoziativspeicher
US4376974A (en) * 1980-03-31 1983-03-15 Ncr Corporation Associative memory system
US4504907A (en) * 1980-06-23 1985-03-12 Sperry Corporation High speed data base search system
US4384325A (en) * 1980-06-23 1983-05-17 Sperry Corporation Apparatus and method for searching a data base using variable search criteria
JPS5855076A (ja) * 1981-09-29 1983-04-01 株式会社東芝 紙葉類の区分装置
US4488290A (en) * 1982-08-04 1984-12-11 M/A-Com Linkabit, Inc. Distributed digital exchange with improved switching system and input processor
US4799149A (en) * 1983-03-30 1989-01-17 Siemens Aktiengesellschaft Hybrid associative memory composed of a non-associative basic storage and an associative surface, as well as method for searching and sorting data stored in such a hybrid associative memory
US4618968A (en) * 1983-11-04 1986-10-21 Motorola, Inc. Output compare system and method automatically controlilng multiple outputs in a data processor
US4794559A (en) * 1984-07-05 1988-12-27 American Telephone And Telegraph Company, At&T Bell Laboratories Content addressable semiconductor memory arrays
US5317708A (en) * 1990-06-29 1994-05-31 Digital Equipment Corporation Apparatus and method for an improved content addressable memory
US5987564A (en) * 1996-10-17 1999-11-16 Kawasaki Steel Corporation Associative memory device
US5930790A (en) * 1997-09-25 1999-07-27 Xerox Corporation String-match array for substitutional compression
US6658002B1 (en) 1998-06-30 2003-12-02 Cisco Technology, Inc. Logical operation unit for packet processing
US6389506B1 (en) 1998-08-07 2002-05-14 Cisco Technology, Inc. Block mask ternary cam
US6542391B2 (en) * 2000-06-08 2003-04-01 Netlogic Microsystems, Inc. Content addressable memory with configurable class-based storage partition
US6374326B1 (en) * 1999-10-25 2002-04-16 Cisco Technology, Inc. Multiple bank CAM architecture and method for performing concurrent lookup operations
US6526474B1 (en) 1999-10-25 2003-02-25 Cisco Technology, Inc. Content addressable memory (CAM) with accesses to multiple CAM arrays used to generate result for various matching sizes
US7099304B2 (en) 2000-09-05 2006-08-29 Flexiworld Technologies, Inc. Apparatus, methods and systems for anonymous communication
US6606681B1 (en) 2001-02-23 2003-08-12 Cisco Systems, Inc. Optimized content addressable memory (CAM)
US6862281B1 (en) 2001-05-10 2005-03-01 Cisco Technology, Inc. L4 lookup implementation using efficient CAM organization
US7002965B1 (en) 2001-05-21 2006-02-21 Cisco Technology, Inc. Method and apparatus for using ternary and binary content-addressable memory stages to classify packets
US6766317B2 (en) 2001-07-18 2004-07-20 Alliance Semiconductor Range check cell and a method for the use thereof
US7260673B1 (en) 2001-07-20 2007-08-21 Cisco Technology, Inc. Method and apparatus for verifying the integrity of a content-addressable memory result
US6744652B2 (en) * 2001-08-22 2004-06-01 Netlogic Microsystems, Inc. Concurrent searching of different tables within a content addressable memory
US7065083B1 (en) 2001-10-04 2006-06-20 Cisco Technology, Inc. Method and apparatus for dynamically generating lookup words for content-addressable memories
US6993622B2 (en) * 2001-10-31 2006-01-31 Netlogic Microsystems, Inc. Bit level programming interface in a content addressable memory
US7210003B2 (en) * 2001-10-31 2007-04-24 Netlogic Microsystems, Inc. Comparand generation in a content addressable memory
US6715029B1 (en) 2002-01-07 2004-03-30 Cisco Technology, Inc. Method and apparatus for possibly decreasing the number of associative memory entries by supplementing an associative memory result with discriminator bits from an original set of information
US6961808B1 (en) 2002-01-08 2005-11-01 Cisco Technology, Inc. Method and apparatus for implementing and using multiple virtual portions of physical associative memories
US7237058B2 (en) * 2002-01-14 2007-06-26 Netlogic Microsystems, Inc. Input data selection for content addressable memory
US6871262B1 (en) 2002-02-14 2005-03-22 Cisco Technology, Inc. Method and apparatus for matching a string with multiple lookups using a single associative memory
US7114026B1 (en) 2002-06-17 2006-09-26 Sandeep Khanna CAM device having multiple index generators
US7082492B2 (en) * 2002-08-10 2006-07-25 Cisco Technology, Inc. Associative memory entries with force no-hit and priority indications of particular use in implementing policy maps in communication devices
US7349382B2 (en) * 2002-08-10 2008-03-25 Cisco Technology, Inc. Reverse path forwarding protection of packets using automated population of access control lists based on a forwarding information base
CA2494149C (en) * 2002-08-10 2010-05-25 Cisco Technology, Inc. Associative memory with enhanced capabilities
US7177978B2 (en) * 2002-08-10 2007-02-13 Cisco Technology, Inc. Generating and merging lookup results to apply multiple features
US7689485B2 (en) * 2002-08-10 2010-03-30 Cisco Technology, Inc. Generating accounting data based on access control list entries
US7441074B1 (en) 2002-08-10 2008-10-21 Cisco Technology, Inc. Methods and apparatus for distributing entries among lookup units and selectively enabling less than all of the lookup units when performing a lookup operation
US7065609B2 (en) * 2002-08-10 2006-06-20 Cisco Technology, Inc. Performing lookup operations using associative memories optionally including selectively determining which associative memory blocks to use in identifying a result and possibly propagating error indications
US7103708B2 (en) * 2002-08-10 2006-09-05 Cisco Technology, Inc. Performing lookup operations using associative memories optionally including modifying a search key in generating a lookup word and possibly forcing a no-hit indication in response to matching a particular entry
US7028136B1 (en) 2002-08-10 2006-04-11 Cisco Technology, Inc. Managing idle time and performing lookup operations to adapt to refresh requirements or operational rates of the particular associative memory or other devices used to implement the system
US7941605B1 (en) 2002-11-01 2011-05-10 Cisco Technology, Inc Methods and apparatus for generating a result based on a lookup result from a lookup operation using an associative memory and processing based on a discriminator portion of a lookup word
US6988106B2 (en) * 2003-07-09 2006-01-17 Cisco Technology, Inc. Strong and searching a hierarchy of items of particular use with IP security policies and security associations
US20060018142A1 (en) * 2003-08-11 2006-01-26 Varadarajan Srinivasan Concurrent searching of different tables within a content addressable memory
US7305519B1 (en) 2004-03-29 2007-12-04 Cisco Technology, Inc. Error protection for associative memory entries and lookup operations performed thereon
US7290083B2 (en) * 2004-06-29 2007-10-30 Cisco Technology, Inc. Error protection for lookup operations in content-addressable memory entries
US7350131B2 (en) * 2005-01-22 2008-03-25 Cisco Technology, Inc. Error protecting groups of data words
US7689889B2 (en) * 2006-08-24 2010-03-30 Cisco Technology, Inc. Content addressable memory entry coding for error detection and correction
US7593284B2 (en) * 2007-10-17 2009-09-22 Unity Semiconductor Corporation Memory emulation using resistivity-sensitive memory

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340514A (en) * 1964-10-21 1967-09-05 Bell Telephone Labor Inc Delay line assembler of data characters
GB1117361A (en) * 1965-04-05 1968-06-19 Ferranti Ltd Improvements relating to information storage devices
US3388383A (en) * 1965-07-13 1968-06-11 Honeywell Inc Information handling apparatus
US3441912A (en) * 1966-01-28 1969-04-29 Ibm Feedback current switch memory cell
US3425423A (en) * 1966-08-24 1969-02-04 Ross B Mckenzie Grain separator
US3479660A (en) * 1966-12-14 1969-11-18 Bell Telephone Labor Inc Parallel address magnetic domain wall memory
US3478325A (en) * 1967-01-16 1969-11-11 Ibm Delay line data transfer apparatus

Also Published As

Publication number Publication date
US3648254A (en) 1972-03-07
DE2062791A1 (de) 1971-07-15
NL7018907A (de) 1971-07-02
IT961024B (it) 1973-12-10
JPS4835846B1 (de) 1973-10-31
CA964372A (en) 1975-03-11
FR2072139A1 (de) 1971-09-24
BE760238A (fr) 1971-05-17
DE2062791B2 (de) 1972-09-28
CH523574A (de) 1972-05-31
GB1315529A (en) 1973-05-02
ES386910A1 (es) 1974-11-16
FR2072139B1 (de) 1976-02-06

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee