ATE192248T1 - Suchvorgang innerhalb einer datenbasis durch komprimierte präfixassoziation - Google Patents

Suchvorgang innerhalb einer datenbasis durch komprimierte präfixassoziation

Info

Publication number
ATE192248T1
ATE192248T1 AT90306281T AT90306281T ATE192248T1 AT E192248 T1 ATE192248 T1 AT E192248T1 AT 90306281 T AT90306281 T AT 90306281T AT 90306281 T AT90306281 T AT 90306281T AT E192248 T1 ATE192248 T1 AT E192248T1
Authority
AT
Austria
Prior art keywords
search
node
mode
nodes
segments
Prior art date
Application number
AT90306281T
Other languages
English (en)
Inventor
Iii Hugh M Wilkinson
George Varghese
Nigel T Poole
Original Assignee
Cabletron Systems Inc
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 Cabletron Systems Inc filed Critical Cabletron Systems Inc
Application granted granted Critical
Publication of ATE192248T1 publication Critical patent/ATE192248T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/54—Organization of routing tables
    • 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
    • G06F16/90344—Query processing by using string matching techniques
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/953—Organization of data
    • Y10S707/956—Hierarchical
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/953—Organization of data
    • Y10S707/959—Network
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99931—Database or file accessing
    • Y10S707/99933—Query processing, i.e. searching

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Computer And Data Communications (AREA)
  • Document Processing Apparatus (AREA)
AT90306281T 1989-07-12 1990-06-08 Suchvorgang innerhalb einer datenbasis durch komprimierte präfixassoziation ATE192248T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37871889A 1989-07-12 1989-07-12

Publications (1)

Publication Number Publication Date
ATE192248T1 true ATE192248T1 (de) 2000-05-15

Family

ID=23494282

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90306281T ATE192248T1 (de) 1989-07-12 1990-06-08 Suchvorgang innerhalb einer datenbasis durch komprimierte präfixassoziation

Country Status (7)

Country Link
US (2) US5781772A (de)
EP (1) EP0408188B1 (de)
JP (1) JPH03135668A (de)
AT (1) ATE192248T1 (de)
AU (2) AU620994B2 (de)
CA (1) CA2019730A1 (de)
DE (1) DE69033517T2 (de)

Families Citing this family (169)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU620994B2 (en) * 1989-07-12 1992-02-27 Digital Equipment Corporation Compressed prefix matching database searching
US5519858A (en) * 1992-01-10 1996-05-21 Digital Equipment Corporation Address recognition engine with look-up database for storing network information
US5787430A (en) * 1994-06-30 1998-07-28 International Business Machines Corporation Variable length data sequence backtracking a trie structure
US5794221A (en) * 1995-07-07 1998-08-11 Egendorf; Andrew Internet billing method
FI102424B (fi) 1997-03-14 1998-11-30 Nokia Telecommunications Oy Menetelmä muistin toteuttamiseksi
US6115716A (en) * 1997-03-14 2000-09-05 Nokia Telecommunications Oy Method for implementing an associative memory based on a digital trie structure
FI102426B1 (fi) 1997-03-14 1998-11-30 Nokia Telecommunications Oy Menetelmä muistin toteuttamiseksi
US6011795A (en) * 1997-03-20 2000-01-04 Washington University Method and apparatus for fast hierarchical address lookup using controlled expansion of prefixes
US6512766B2 (en) 1997-08-22 2003-01-28 Cisco Systems, Inc. Enhanced internet packet routing lookup
US6212183B1 (en) 1997-08-22 2001-04-03 Cisco Technology, Inc. Multiple parallel packet routing lookup
US6018524A (en) * 1997-09-09 2000-01-25 Washington University Scalable high speed IP routing lookups
US6223172B1 (en) * 1997-10-31 2001-04-24 Nortel Networks Limited Address routing using address-sensitive mask decimation scheme
JPH11203332A (ja) * 1998-01-19 1999-07-30 Nec Corp 経路圧縮方式
US6675173B1 (en) 1998-01-22 2004-01-06 Ori Software Development Ltd. Database apparatus
US6341130B1 (en) * 1998-02-09 2002-01-22 Lucent Technologies, Inc. Packet classification method and apparatus employing two fields
US6430527B1 (en) * 1998-05-06 2002-08-06 Avici Systems Prefix search circuitry and method
US6449256B1 (en) 1998-05-07 2002-09-10 Washington University Fast level four switching using crossproducting
US6067574A (en) * 1998-05-18 2000-05-23 Lucent Technologies Inc High speed routing using compressed tree process
FR2779301B1 (fr) * 1998-05-26 2000-07-21 Thomson Multimedia Sa Procede d'identification d'appareils dans un reseau de communication et appareil de mise en oeuvre
NO983175L (no) * 1998-07-10 2000-01-11 Fast Search & Transfer Asa Soekesystem for gjenfinning av data
US6212184B1 (en) * 1998-07-15 2001-04-03 Washington University Fast scaleable methods and devices for layer four switching
US6308219B1 (en) * 1998-07-31 2001-10-23 Cisco Technology, Inc. Routing table lookup implemented using M-trie having nodes duplicated in multiple memory banks
IT1305140B1 (it) * 1998-10-27 2001-04-10 Cselt Centro Studi Lab Telecom Memoria per la ricerca di informazioni mediante analisi di prefissi inparticolare per la realizzazione di tabelle di instradamento in nodi
US6304878B1 (en) * 1998-11-23 2001-10-16 Microsoft Corporation Method and system for improved enumeration of tries
US6298321B1 (en) 1998-11-23 2001-10-02 Microsoft Corporation Trie compression using substates and utilizing pointers to replace or merge identical, reordered states
US6567408B1 (en) * 1999-02-01 2003-05-20 Redback Networks Inc. Methods and apparatus for packet classification with multi-level data structure
US6963924B1 (en) * 1999-02-01 2005-11-08 Nen-Fu Huang IP routing lookup scheme and system for multi-gigabit switching routers
US6202062B1 (en) * 1999-02-26 2001-03-13 Ac Properties B.V. System, method and article of manufacture for creating a filtered information summary based on multiple profiles of each single user
US6192051B1 (en) * 1999-02-26 2001-02-20 Redstone Communications, Inc. Network router search engine using compressed tree forwarding table
GB9912129D0 (en) * 1999-05-26 1999-07-28 3Com Corp Communication device with forwarding database having having a trie search facility
US6587466B1 (en) * 1999-05-27 2003-07-01 International Business Machines Corporation Search tree for policy based packet classification in communication networks
FI991261A (fi) 1999-06-02 2000-12-03 Nokia Networks Oy Trie-rakenteeseen perustuva funktionaalinen muisti
FI991262A (fi) * 1999-06-02 2000-12-03 Nokia Networks Oy Digitaaliseen trie-rakenteeseen perustuva muisti
US7058517B1 (en) 1999-06-25 2006-06-06 Genaissance Pharmaceuticals, Inc. Methods for obtaining and using haplotype data
US6493698B1 (en) * 1999-07-26 2002-12-10 Intel Corporation String search scheme in a distributed architecture
US6560610B1 (en) 1999-08-10 2003-05-06 Washington University Data structure using a tree bitmap and method for rapid classification of data in a database
US7249149B1 (en) * 1999-08-10 2007-07-24 Washington University Tree bitmap data structures and their use in performing lookup operations
US6675169B1 (en) 1999-09-07 2004-01-06 Microsoft Corporation Method and system for attaching information to words of a trie
US6907424B1 (en) 1999-09-10 2005-06-14 Requisite Technology, Inc. Sequential subset catalog search engine
US6697799B1 (en) * 1999-09-10 2004-02-24 Requisite Technology, Inc. Automated classification of items using cascade searches
US6324534B1 (en) * 1999-09-10 2001-11-27 Requisite Technology, Inc. Sequential subset catalog search engine
ATE382220T1 (de) * 1999-10-12 2008-01-15 Alcatel Lucent Vorrichtung und verfahren zur komprimierung von mehrfahrnachrichten-zieladressen
US6741591B1 (en) * 1999-11-03 2004-05-25 Cisco Technology, Inc. Search engine interface system and method
US6876991B1 (en) 1999-11-08 2005-04-05 Collaborative Decision Platforms, Llc. System, method and computer program product for a collaborative decision platform
WO2001037134A1 (en) * 1999-11-16 2001-05-25 Searchcraft Corporation Method for searching from a plurality of data sources
AU2133701A (en) * 1999-12-10 2001-06-18 Mosaid Technologies Incorporated Method and apparatus for longest match address lookup
US6711153B1 (en) 1999-12-13 2004-03-23 Ascend Communications, Inc. Route lookup engine
US7200408B1 (en) * 1999-12-15 2007-04-03 Lucent Technologies Inc. Selective blocking in a communication network
US6990070B1 (en) 1999-12-17 2006-01-24 Nortel Networks Limited Method and apparatus for adjusting packet transmission volume from a source
US6614789B1 (en) 1999-12-29 2003-09-02 Nasser Yazdani Method of and apparatus for matching strings of different lengths
US6993025B1 (en) * 1999-12-30 2006-01-31 Nortel Networks Limited Method and apparatus for encoding a plurality of pre-defined codes into a search key and for locating a longest matching pre-defined code
US20030093613A1 (en) * 2000-01-14 2003-05-15 David Sherman Compressed ternary mask system and method
FR2804811B1 (fr) * 2000-02-07 2002-05-10 Rene Duranton Procede et dispositif pour l'attribution automatique d'adresses a une pluralite de modules interconnectes par reseau de communication a topologie complexe
US6907032B2 (en) * 2000-03-06 2005-06-14 Goremote Internet Communications, Inc. Method for selecting terminating gateways for an internet telephone call using a tree search
US6947931B1 (en) 2000-04-06 2005-09-20 International Business Machines Corporation Longest prefix match (LPM) algorithm implementation for a network processor
US7139743B2 (en) * 2000-04-07 2006-11-21 Washington University Associative database scanning and information retrieval using FPGA devices
US6711558B1 (en) 2000-04-07 2004-03-23 Washington University Associative database scanning and information retrieval
US8095508B2 (en) * 2000-04-07 2012-01-10 Washington University Intelligent data storage and processing using FPGA devices
US6625599B1 (en) 2000-05-18 2003-09-23 Rajendra Kumar Bera Method and apparatus for data searching and computer-readable medium for supplying program instructions
TW494322B (en) * 2000-05-29 2002-07-11 Ibm Prefix search method and data structure using compressed search tables
US7966421B2 (en) * 2000-06-21 2011-06-21 SAtech Group, A.B. Limited Liability Company Method and apparatus for logically expanding the length of a search key
US6931326B1 (en) 2000-06-26 2005-08-16 Genaissance Pharmaceuticals, Inc. Methods for obtaining and using haplotype data
US6697363B1 (en) * 2000-06-28 2004-02-24 Alcatel Canada Inc. Method and apparatus for longest matching prefix determination in a communication network
JP2002026973A (ja) * 2000-07-12 2002-01-25 Nec Corp 経路検索システム及びその方法並びにそれに使用するルータ装置
US6725326B1 (en) 2000-08-15 2004-04-20 Cisco Technology, Inc. Techniques for efficient memory management for longest prefix match problems
US6556991B1 (en) * 2000-09-01 2003-04-29 E-Centives, Inc. Item name normalization
US6944162B1 (en) * 2000-10-03 2005-09-13 Alcatel Tuple-based lookup scheme for packet switching node
US6792423B1 (en) 2000-11-28 2004-09-14 International Business Machines Corporation Hybrid longest prefix match and fixed match searches
US7031320B2 (en) * 2000-12-22 2006-04-18 Samsung Electronics Co., Ltd. Apparatus and method for performing high-speed IP route lookup and managing routing/forwarding tables
US6708168B2 (en) * 2000-12-29 2004-03-16 Nortel Networks Limited Method and apparatus for searching a data stream for character patterns
US6959303B2 (en) * 2001-01-17 2005-10-25 Arcot Systems, Inc. Efficient searching techniques
GB2389689B (en) * 2001-02-14 2005-06-08 Clearspeed Technology Ltd Clock distribution system
GB2407673B (en) * 2001-02-14 2005-08-24 Clearspeed Technology Plc Lookup engine
US6804677B2 (en) * 2001-02-26 2004-10-12 Ori Software Development Ltd. Encoding semi-structured data for efficient search and browsing
US20020143787A1 (en) * 2001-03-31 2002-10-03 Simon Knee Fast classless inter-domain routing (CIDR) lookups
US7043492B1 (en) 2001-07-05 2006-05-09 Requisite Technology, Inc. Automated classification of items using classification mappings
US6925503B2 (en) * 2001-07-27 2005-08-02 International Business Machines Corporation Method and system for performing a longest prefix match search
US8001594B2 (en) * 2001-07-30 2011-08-16 Ipass, Inc. Monitoring computer network security enforcement
US7069372B1 (en) 2001-07-30 2006-06-27 Cisco Technology, Inc. Processor having systolic array pipeline for processing data packets
US7418536B2 (en) * 2001-07-30 2008-08-26 Cisco Technology, Inc. Processor having systolic array pipeline for processing data packets
US7382787B1 (en) 2001-07-30 2008-06-03 Cisco Technology, Inc. Packet routing and switching device
US6985483B2 (en) * 2001-07-31 2006-01-10 North Carolina State University Methods and systems for fast packet forwarding
US7020657B2 (en) * 2001-09-27 2006-03-28 International Business Machines Corporation Scalable hardware scheduler time based calendar search algorithm
US6775737B1 (en) 2001-10-09 2004-08-10 Cisco Technology, Inc. Method and apparatus for allocating and using range identifiers as input values to content-addressable memories
US7716330B2 (en) 2001-10-19 2010-05-11 Global Velocity, Inc. System and method for controlling transmission of data packets over an information network
US7286534B2 (en) * 2001-11-02 2007-10-23 Infineon Technologies North America Corporation SRAM based cache for DRAM routing table lookups
US7298743B2 (en) * 2001-11-14 2007-11-20 Nokia Corporation Mobile router support for IPv6
KR100456671B1 (ko) * 2001-11-24 2004-11-10 주식회사 케이티 네트워크 라우터의 고속 패킷 전달을 위한 병렬 룩업 엔진및 그 방법
US6970971B1 (en) 2002-01-08 2005-11-29 Cisco Technology, Inc. Method and apparatus for mapping prefixes and values of a hierarchical space to other representations
US8151003B2 (en) * 2002-02-05 2012-04-03 International Business Machines Corporation System and method for routing data by a server
FR2835991B1 (fr) * 2002-02-12 2004-04-23 France Telecom Procede de configuration d'une memoire trie pour le traitement de paquets de donnees, et dispositif de traitement de paquets mettant en oeuvre un tel procede
US7287033B2 (en) * 2002-03-06 2007-10-23 Ori Software Development, Ltd. Efficient traversals over hierarchical data and indexing semistructured data
US7076544B2 (en) * 2002-04-08 2006-07-11 Microsoft Corporation Caching techniques for streaming media
US7093023B2 (en) * 2002-05-21 2006-08-15 Washington University Methods, systems, and devices using reprogrammable hardware for high-speed processing of streaming data to find a redefinable pattern and respond thereto
US7899067B2 (en) * 2002-05-31 2011-03-01 Cisco Technology, Inc. Method and apparatus for generating and using enhanced tree bitmap data structures in determining a longest prefix match
US7299317B1 (en) 2002-06-08 2007-11-20 Cisco Technology, Inc. Assigning prefixes to associative memory classes based on a value of a last bit of each prefix and their use including but not limited to locating a prefix and for maintaining a Patricia tree data structure
US7558775B1 (en) 2002-06-08 2009-07-07 Cisco Technology, Inc. Methods and apparatus for maintaining sets of ranges typically using an associative memory and for using these ranges to identify a matching range based on a query point or query range and to maintain sorted elements for use such as in providing priority queue operations
US7450438B1 (en) 2002-06-20 2008-11-11 Cisco Technology, Inc. Crossbar apparatus for a forwarding table memory in a router
US7710991B1 (en) 2002-06-20 2010-05-04 Cisco Technology, Inc. Scalable packet routing and switching device and method
US7525904B1 (en) 2002-06-20 2009-04-28 Cisco Technology, Inc. Redundant packet routing and switching device and method
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
US7602891B2 (en) 2002-08-13 2009-10-13 At&T Intellectual Property I, L.P. System and method for determining characteristics of international calls
US7110513B2 (en) 2002-08-13 2006-09-19 Sbc Properties, L.P. System and method for determining characteristics of international calls
US7711844B2 (en) 2002-08-15 2010-05-04 Washington University Of St. Louis TCP-splitter: reliable packet monitoring methods and apparatus for high speed networks
US7117196B2 (en) * 2002-11-22 2006-10-03 International Business Machines Corporation Method and system for optimizing leaf comparisons from a tree search
US7099881B2 (en) * 2002-12-06 2006-08-29 Stmicroelectronics, Inc. Method for increasing average storage capacity in a bit-mapped tree-based storage engine by using remappable prefix representations and a run-length encoding scheme that defines multi-length fields to compactly store IP prefixes
US7162481B2 (en) 2002-12-06 2007-01-09 Stmicroelectronics, Inc. Method for increasing storage capacity in a multi-bit trie-based hardware storage engine by compressing the representation of single-length prefixes
US7782853B2 (en) * 2002-12-06 2010-08-24 Stmicroelectronics, Inc. Apparatus and method of using fully configurable memory, multi-stage pipeline logic and an embedded processor to implement multi-bit trie algorithmic network search engine
US7715392B2 (en) * 2002-12-12 2010-05-11 Stmicroelectronics, Inc. System and method for path compression optimization in a pipelined hardware bitmapped multi-bit trie algorithmic network search engine
US7536476B1 (en) 2002-12-20 2009-05-19 Cisco Technology, Inc. Method for performing tree based ACL lookups
US7453883B1 (en) * 2003-04-14 2008-11-18 Cisco Technology, Inc. Method for compressing route data in a router
US7415472B2 (en) 2003-05-13 2008-08-19 Cisco Technology, Inc. Comparison tree data structures of particular use in performing lookup operations
US7415463B2 (en) 2003-05-13 2008-08-19 Cisco Technology, Inc. Programming tree data structures and handling collisions while performing lookup operations
EP2528000B1 (de) 2003-05-23 2017-07-26 IP Reservoir, LLC Intelligente Datenspeicherung und -verarbeitung unter Verwendung von FPGA-Vorrichtungen
US10572824B2 (en) 2003-05-23 2020-02-25 Ip Reservoir, Llc System and method for low latency multi-functional pipeline with correlation logic and selectively activated/deactivated pipelined data processing engines
US7010548B2 (en) * 2003-06-27 2006-03-07 Emulex Design & Manufacturing Corporation Sparse and non-sparse data management method and system
US7702882B2 (en) 2003-09-10 2010-04-20 Samsung Electronics Co., Ltd. Apparatus and method for performing high-speed lookups in a routing table
WO2005052812A1 (fr) * 2003-10-28 2005-06-09 France Telecom Dispositif de memoire de type trie avec mecanisme de compression
US7634500B1 (en) 2003-11-03 2009-12-15 Netlogic Microsystems, Inc. Multiple string searching using content addressable memory
US7602785B2 (en) 2004-02-09 2009-10-13 Washington University Method and system for performing longest prefix matching for network address lookup using bloom filters
US7478109B1 (en) 2004-03-15 2009-01-13 Cisco Technology, Inc. Identification of a longest matching prefix based on a search of intervals corresponding to the prefixes
US7574742B2 (en) * 2004-11-15 2009-08-11 Industrial Technology Research Institute System and method of string matching for uniform data classification
US7359895B2 (en) * 2004-11-18 2008-04-15 Industrial Technology Research Institute Spiral string matching method
US20060112078A1 (en) * 2004-11-22 2006-05-25 Bellsouth Intellectual Property Corporation Information procurement
US7889712B2 (en) 2004-12-23 2011-02-15 Cisco Technology, Inc. Methods and apparatus for providing loop free routing tables
JP2008532177A (ja) * 2005-03-03 2008-08-14 ワシントン ユニヴァーシティー 生物学的配列類似検索を実行するための方法および装置
WO2006127596A2 (en) 2005-05-20 2006-11-30 Hillcrest Laboratories, Inc. Dynamic hyperlinking approach
US7430560B1 (en) * 2005-07-22 2008-09-30 X-Engines, Inc. Multi-level compressed lock-up tables formed by logical operations to compress selected index bits
US7921088B1 (en) 2005-07-22 2011-04-05 X-Engines, Inc. Logical operations encoded by a function table for compressing index bits in multi-level compressed look-up tables
US7353332B2 (en) 2005-10-11 2008-04-01 Integrated Device Technology, Inc. Switching circuit implementing variable string matching
US7551609B2 (en) * 2005-10-21 2009-06-23 Cisco Technology, Inc. Data structure for storing and accessing multiple independent sets of forwarding information
US7702629B2 (en) * 2005-12-02 2010-04-20 Exegy Incorporated Method and device for high performance regular expression pattern matching
US7756859B2 (en) * 2005-12-19 2010-07-13 Intentional Software Corporation Multi-segment string search
US7954114B2 (en) 2006-01-26 2011-05-31 Exegy Incorporated Firmware socket module for FPGA-based pipeline processing
KR100687762B1 (ko) * 2006-03-07 2007-02-27 한국전자통신연구원 코드 해석 장치, 코드정보 제공 장치 및 이를 이용한 방법
SG136815A1 (en) * 2006-04-12 2007-11-29 Chong Beng Yap Mobile information providing and transaction system
US7636703B2 (en) * 2006-05-02 2009-12-22 Exegy Incorporated Method and apparatus for approximate pattern matching
US20070282816A1 (en) * 2006-06-05 2007-12-06 Shing-Jung Tsai Method and structure for string partial search
US7840482B2 (en) 2006-06-19 2010-11-23 Exegy Incorporated Method and system for high speed options pricing
US7921046B2 (en) 2006-06-19 2011-04-05 Exegy Incorporated High speed processing of financial information using FPGA devices
US20080086274A1 (en) * 2006-08-10 2008-04-10 Chamberlain Roger D Method and Apparatus for Protein Sequence Alignment Using FPGA Devices
US7783654B1 (en) 2006-09-19 2010-08-24 Netlogic Microsystems, Inc. Multiple string searching using content addressable memory
US8326819B2 (en) 2006-11-13 2012-12-04 Exegy Incorporated Method and system for high performance data metatagging and data indexing using coprocessors
US7660793B2 (en) 2006-11-13 2010-02-09 Exegy Incorporated Method and system for high performance integration, processing and searching of structured and unstructured data using coprocessors
US7827218B1 (en) 2006-11-18 2010-11-02 X-Engines, Inc. Deterministic lookup using hashed key in a multi-stride compressed trie structure
US7676444B1 (en) 2007-01-18 2010-03-09 Netlogic Microsystems, Inc. Iterative compare operations using next success size bitmap
US20090171936A1 (en) * 2007-12-28 2009-07-02 Sybase, Inc. System, Method, and Computer Program Product for Accelerating Like Conditions
US8374986B2 (en) 2008-05-15 2013-02-12 Exegy Incorporated Method and system for accelerated stream processing
US20120095893A1 (en) 2008-12-15 2012-04-19 Exegy Incorporated Method and apparatus for high-speed processing of financial market depth data
EP2264626B1 (de) * 2009-06-19 2021-02-24 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum speichereffizienten Suchen mindestens eines Anfragedatenelementes
JP5440691B2 (ja) * 2010-03-24 2014-03-12 日本電気株式会社 パケット転送システム、制御装置、転送装置、処理規則の作成方法およびプログラム
US8364700B2 (en) * 2010-05-21 2013-01-29 Vonage Network Llc Method and apparatus for rapid data access and distribution using structured identifiers
JP6045505B2 (ja) 2010-12-09 2016-12-14 アイピー レザボア, エルエルシー.IP Reservoir, LLC. 金融市場における注文を管理する方法および装置
US11436672B2 (en) 2012-03-27 2022-09-06 Exegy Incorporated Intelligent switch for processing financial market data
US9990393B2 (en) 2012-03-27 2018-06-05 Ip Reservoir, Llc Intelligent feed switch
US10121196B2 (en) 2012-03-27 2018-11-06 Ip Reservoir, Llc Offload processing of data packets containing financial market data
US10650452B2 (en) 2012-03-27 2020-05-12 Ip Reservoir, Llc Offload processing of data packets
US8825664B2 (en) 2012-08-17 2014-09-02 Splunk Inc. Indexing preview
US9633093B2 (en) 2012-10-23 2017-04-25 Ip Reservoir, Llc Method and apparatus for accelerated format translation of data in a delimited data format
US10102260B2 (en) 2012-10-23 2018-10-16 Ip Reservoir, Llc Method and apparatus for accelerated data translation using record layout detection
EP2912579B1 (de) 2012-10-23 2020-08-19 IP Reservoir, LLC Verfahren und vorrichtung zur beschleunigten formatübersetzung von daten in einem begrenzten datenformat
WO2015164639A1 (en) 2014-04-23 2015-10-29 Ip Reservoir, Llc Method and apparatus for accelerated data translation
US10798000B2 (en) * 2014-12-22 2020-10-06 Arista Networks, Inc. Method and apparatus of compressing network forwarding entry information
US9680749B2 (en) 2015-02-27 2017-06-13 Arista Networks, Inc. System and method of using an exact match table and longest prefix match table as a combined longest prefix match
US10942943B2 (en) 2015-10-29 2021-03-09 Ip Reservoir, Llc Dynamic field data translation to support high performance stream data processing
US10474396B2 (en) * 2016-10-25 2019-11-12 Sandisk Technologies Llc System and method for managing multiple file systems in a memory
WO2018119035A1 (en) 2016-12-22 2018-06-28 Ip Reservoir, Llc Pipelines for hardware-accelerated machine learning
US10091137B2 (en) * 2017-01-30 2018-10-02 Cavium, Inc. Apparatus and method for scalable and flexible wildcard matching in a network switch
US11240143B2 (en) * 2019-05-02 2022-02-01 Fungible, Inc. Embedded network packet data for use of alternative paths within a group of network devices

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676851A (en) * 1970-03-31 1972-07-11 Ibm Information retrieval system and method
US4384325A (en) * 1980-06-23 1983-05-17 Sperry Corporation Apparatus and method for searching a data base using variable search criteria
DE3069324D1 (en) * 1980-12-19 1984-10-31 Ibm Interactive data retrieval apparatus
US4468728A (en) * 1981-06-25 1984-08-28 At&T Bell Laboratories Data structure and search method for a data base management system
US4464650A (en) * 1981-08-10 1984-08-07 Sperry Corporation Apparatus and method for compressing data signals and restoring the compressed data signals
US4453217A (en) * 1982-01-04 1984-06-05 Bell Telephone Laboratories, Incorporated Directory lookup method and apparatus
US4464718A (en) * 1982-07-30 1984-08-07 International Business Machines Corporation Associative file processing method and apparatus
US4479196A (en) * 1982-11-15 1984-10-23 At&T Bell Laboratories Hyperedge entity-relationship data base systems
DE3377088D1 (en) * 1982-11-15 1988-07-21 Western Electric Co Data base locking
US4644496A (en) * 1983-01-11 1987-02-17 Iowa State University Research Foundation, Inc. Apparatus, methods, and systems for computer information transfer
US4606002A (en) * 1983-05-02 1986-08-12 Wang Laboratories, Inc. B-tree structured data base using sparse array bit maps to store inverted lists
US4677550A (en) * 1983-09-30 1987-06-30 Amalgamated Software Of North America, Inc. Method of compacting and searching a data index
US4621362A (en) * 1984-06-04 1986-11-04 International Business Machines Corp. Routing architecture for a multi-ring local area network
US4706081A (en) * 1984-12-14 1987-11-10 Vitalink Communications Corporation Method and apparatus for bridging local area networks
US4914571A (en) * 1987-06-15 1990-04-03 International Business Machines Corporation Locating resources in computer networks
US5008882A (en) * 1987-08-17 1991-04-16 California Institute Of Technology Method and apparatus for eliminating unsuccessful tries in a search tree
US4811337A (en) * 1988-01-15 1989-03-07 Vitalink Communications Corporation Distributed load sharing
US4823111A (en) * 1988-02-22 1989-04-18 The Mitre Corporation Landmark hierarchy method for routing signals in a communications network
US5001755A (en) * 1988-04-19 1991-03-19 Vindicator Corporation Security system network
US4906991A (en) * 1988-04-29 1990-03-06 Xerox Corporation Textual substitution data compression with finite length search windows
US4882699A (en) * 1988-09-19 1989-11-21 International Business Machines Corp. Communications network routing and management system
US5079767A (en) * 1988-09-27 1992-01-07 Digital Equipment Corporation Method of multicast message distribution
AU620994B2 (en) * 1989-07-12 1992-02-27 Digital Equipment Corporation Compressed prefix matching database searching
US5202986A (en) * 1989-09-28 1993-04-13 Bull Hn Information Systems Inc. Prefix search tree partial key branching
US5519858A (en) * 1992-01-10 1996-05-21 Digital Equipment Corporation Address recognition engine with look-up database for storing network information
US5497485A (en) * 1993-05-21 1996-03-05 Amalgamated Software Of North America, Inc. Method and apparatus for implementing Q-trees
JP3152868B2 (ja) * 1994-11-16 2001-04-03 富士通株式会社 検索装置および辞書／テキスト検索方法

Also Published As

Publication number Publication date
AU1125792A (en) 1992-05-07
DE69033517D1 (de) 2000-05-31
EP0408188A2 (de) 1991-01-16
AU620994B2 (en) 1992-02-27
AU5686390A (en) 1991-01-17
EP0408188B1 (de) 2000-04-26
DE69033517T2 (de) 2000-12-21
CA2019730A1 (en) 1991-01-12
AU644721B2 (en) 1993-12-16
US5781772A (en) 1998-07-14
EP0408188A3 (en) 1993-02-03
US6014659A (en) 2000-01-11
JPH03135668A (ja) 1991-06-10

Similar Documents

Publication Publication Date Title
ATE192248T1 (de) Suchvorgang innerhalb einer datenbasis durch komprimierte präfixassoziation
Burns Scheduling to minimize the weighted sum of completion times with secondary criteria
EP0813158A3 (de) System und Verfahren zur beschleunigten Auswertung der Abfragen von sehr grossen Textdatenbanken
DE69521811D1 (de) Verfahren zur vermeidung überflüssiger identifizierungen (verursacht durch antefakten in bildern von bakterienkolonien)
JPH02130673A (ja) データ検索方式
GB1498371A (en) Text transforming apparatus
JP2880710B2 (ja) 化学構造検査方式
Takeichi Name ldentification for Languages vvith Explicit Scope Control
DE3850596D1 (de) Näherungsschalter mit Schwingkreis.
JPS5533245A (en) Detection system for intersection of couple of strokes
AUTON et al. Some numerical methods for exponential analysis with connection to a general identification scheme for linear processes[Technical Report, 15 May 1978- 15 Feb. 1980]
Jain et al. Failure characteristics of multi-spindle multi-station complex machines
JP2560848B2 (ja) 翻訳システムにおける名標の参照解決方法
JP2610822B2 (ja) 最適化処理方法
JPH0370032A (ja) リンク時外部名情報処理方式
JPH03245233A (ja) 名標の検索方式
SU777675A1 (ru) Устройство дл опознавани шумовых сигналов
JPH06103307A (ja) 構造型データベースにおける検索高速化方法
JPS54155731A (en) Graphic collation system
KR960705281A (ko) 퍼지 데이타 처리 장치 및 방법(Fuzzy data processing device and method therefor)
JPH0214327A (ja) データ参照の高速解決方式
JPS63266543A (ja) 名標テ−ブル検索方式
Nelson Olmstead's runs test
Wheeler et al. When Should We Use Extra Detection Rules?
JPH02173886A (ja) 単語認識方式

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties