DE3856510T2 - Mehrstufige Vermittlungseinrichtung für Nachrichtenkanäle - Google Patents

Mehrstufige Vermittlungseinrichtung für Nachrichtenkanäle

Info

Publication number
DE3856510T2
DE3856510T2 DE3856510T DE3856510T DE3856510T2 DE 3856510 T2 DE3856510 T2 DE 3856510T2 DE 3856510 T DE3856510 T DE 3856510T DE 3856510 T DE3856510 T DE 3856510T DE 3856510 T2 DE3856510 T2 DE 3856510T2
Authority
DE
Germany
Prior art keywords
switching facility
news channels
multilevel switching
multilevel
news
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
DE3856510T
Other languages
English (en)
Other versions
DE3856510D1 (de
Inventor
Yosihito Sakurai
Kenichi Ohtsuki
Shinobu Gohara
Makoto Mori
Akira Horiki
Takao Kato
Hiroshi Kuwahara
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
Priority claimed from JP10251288A external-priority patent/JP2569118B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3856510D1 publication Critical patent/DE3856510D1/de
Publication of DE3856510T2 publication Critical patent/DE3856510T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L12/5602—Bandwidth control in ATM Networks, e.g. leaky bucket
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/10—Packet switching elements characterised by the switching fabric construction
    • H04L49/104—Asynchronous transfer mode [ATM] switching fabrics
    • H04L49/105—ATM switching elements
    • H04L49/108—ATM switching elements using shared central buffer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/15—Interconnection of switching modules
    • H04L49/1553—Interconnection of ATM switching modules, e.g. ATM switching fabrics
    • H04L49/1569—Clos switching fabrics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/25—Routing or path finding in a switch fabric
    • H04L49/256—Routing or path finding in ATM switching fabrics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/565—Sequence integrity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/5652—Cell construction, e.g. including header, packetisation, depacketisation, assembly, reassembly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5678—Traffic aspects, e.g. arbitration, load balancing, smoothing, buffer management
    • H04L2012/5681—Buffer or queue management
DE3856510T 1987-07-15 1988-07-14 Mehrstufige Vermittlungseinrichtung für Nachrichtenkanäle Expired - Fee Related DE3856510T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP17460387 1987-07-15
JP25366187 1987-10-09
JP28324987 1987-11-11
JP10251288A JP2569118B2 (ja) 1987-07-15 1988-04-27 スイッチングシステム及びその構成方法

Publications (2)

Publication Number Publication Date
DE3856510D1 DE3856510D1 (de) 2002-01-31
DE3856510T2 true DE3856510T2 (de) 2002-09-05

Family

ID=27469021

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3856510T Expired - Fee Related DE3856510T2 (de) 1987-07-15 1988-07-14 Mehrstufige Vermittlungseinrichtung für Nachrichtenkanäle
DE3856370T Expired - Lifetime DE3856370T2 (de) 1987-07-15 1988-07-14 Vermittlungssystem und Verfahren zur Konstruktion davon

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3856370T Expired - Lifetime DE3856370T2 (de) 1987-07-15 1988-07-14 Vermittlungssystem und Verfahren zur Konstruktion davon

Country Status (4)

Country Link
US (2) US4910731A (de)
EP (1) EP0299473B1 (de)
CA (1) CA1291806C (de)
DE (2) DE3856510T2 (de)

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US5740156A (en) * 1986-09-16 1998-04-14 Hitachi, Ltd. Packet switching system having self-routing switches
US5043979A (en) 1986-09-16 1991-08-27 Hitachi, Ltd. Time-division channel arrangement
US6005867A (en) * 1986-09-16 1999-12-21 Hitachi, Ltd. Time-division channel arrangement
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US5365519A (en) 1991-03-05 1994-11-15 Hitachi, Ltd. ATM switch1ng system connectable to I/O links having different transmission rates
JP2865692B2 (ja) * 1989-02-22 1999-03-08 株式会社日立製作所 スイッチングシステム及びその構成方法
JP2880271B2 (ja) * 1990-08-17 1999-04-05 株式会社日立製作所 帯域制御方法および回路
US6330240B1 (en) 1987-04-24 2001-12-11 Hitachi, Ltd. ATM cell switching system
USRE36751E (en) * 1987-07-15 2000-06-27 Hitachi, Ltd. ATM switching system connectable to I/O links having different transmission rates
USRE36716E (en) * 1987-07-15 2000-05-30 Hitachi, Ltd. Switching system for switching cells having error detection apparatus
FR2635243B1 (fr) * 1988-08-05 1994-01-14 Lmt Radio Professionnelle Commutateur de paquets pour un transfert de donnees en mode asynchrone dans un reseau de transmission numerique
EP0363053B1 (de) * 1988-10-06 1998-01-14 Gpt Limited Asynchrone Zeitvielfachvermittlungsanordnung und Verfahren zum Betrieb der Anordnung
US5214642A (en) * 1989-02-21 1993-05-25 Hitachi, Ltd. ATM switching system and adaptation processing apparatus
US5237566A (en) * 1989-03-30 1993-08-17 Ungermann-Bass, Inc. Network hub for maintaining node bandwidth in a single-node network
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JPH04505542A (ja) * 1990-03-02 1992-09-24 アスコム　テック　エージー Ａｔｍノードの共通記憶装置用制御ユニット
NL9000765A (nl) * 1990-04-02 1991-11-01 Apt Nederland Digitale schakelmodule voor datapakketten voor het toewijzen van lege pakketten aan kruispuntschakelaar.
FR2660818B1 (fr) * 1990-04-06 1992-06-19 France Telecom Relais-commutateur de trames pour reseau numerique asynchrone.
FR2666472B1 (fr) * 1990-08-31 1992-10-16 Alcatel Nv Systeme de memorisation temporaire d'information comprenant une memoire tampon enregistrant des donnees en blocs de donnees de longueur fixe ou variable.
GB9019340D0 (en) * 1990-09-05 1990-10-17 Plessey Telecomm An asynchronous transfer mode switching arrangement providing broadcast transmission
JPH04176232A (ja) * 1990-11-09 1992-06-23 Hitachi Ltd パケット通信方式およびパケット通信装置
JP2968593B2 (ja) * 1991-01-08 1999-10-25 株式会社東芝 ヘッダ変換テーブルおよび前処理部
US5291486A (en) * 1991-08-19 1994-03-01 Sony Corporation Data multiplexing apparatus and multiplexed data demultiplexing apparatus
DE69129851T2 (de) * 1991-09-13 1999-03-25 Ibm Konfigurierbare gigabit/s Vermittlunganpassungseinrichtung
US5398245A (en) * 1991-10-04 1995-03-14 Bay Networks, Inc. Packet processing method and apparatus
JP2671699B2 (ja) * 1991-11-15 1997-10-29 三菱電機株式会社 セル交換装置
US5398235A (en) * 1991-11-15 1995-03-14 Mitsubishi Denki Kabushiki Kaisha Cell exchanging apparatus
SE469618B (sv) * 1991-12-16 1993-08-02 Ellemtel Utvecklings Ab Multiplexor vid en digital vaeljare
DE69429200T2 (de) * 1993-02-15 2002-07-18 Mitsubishi Electric Corp Datenwarteschlangenvorrichtung und ATM-Zellenvermittlung beruhend auf Schieben und Suchen
JP3095314B2 (ja) * 1993-08-31 2000-10-03 株式会社日立製作所 パス切替方式
JPH07202901A (ja) * 1993-12-28 1995-08-04 Mitsubishi Electric Corp Ａｔｍスイッチ
JPH07210450A (ja) * 1994-01-11 1995-08-11 Fujitsu Ltd メモリ管理方法及びそのための装置
CA2143495A1 (en) * 1994-03-21 1995-09-22 Rasoul M. Oskouy Method and apparatus for reordering incoming interleaved asynchronous transfer mode cells
US6374313B1 (en) * 1994-09-30 2002-04-16 Cirrus Logic, Inc. FIFO and method of operating same which inhibits output transitions when the last cell is read or when the FIFO is erased
JP2770786B2 (ja) * 1995-06-05 1998-07-02 日本電気株式会社 構造化データの多重ａｔｍ／ｓｔｍ変換装置
US6072798A (en) * 1995-11-01 2000-06-06 Whittaker Corporation Network access communication switch
US5703875A (en) * 1996-04-10 1997-12-30 Hughes Electronics Integrated control and data message network
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JPH10262063A (ja) * 1997-03-19 1998-09-29 Fujitsu Ltd セルスイッチング方法及びセル交換システム
US6016315A (en) * 1997-04-30 2000-01-18 Vlsi Technology, Inc. Virtual contiguous FIFO for combining multiple data packets into a single contiguous stream
US6259693B1 (en) * 1997-08-28 2001-07-10 Ascend Communications, Inc. Cell combination to utilize available switch bandwidth
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JP3563257B2 (ja) * 1998-02-20 2004-09-08 Ｎｅｃエレクトロニクス株式会社 Ａｔｍスイッチ回路
SE518865C2 (sv) 1998-12-22 2002-12-03 Switchcore Ab Anordning och metod för omvandling av data i seriellt format till parallellt format och vice versa
JP2000253072A (ja) 1999-03-03 2000-09-14 Hitachi Ltd 交換システム及び交換制御方法
JP3731385B2 (ja) 1999-06-09 2006-01-05 株式会社日立製作所 パケット交換装置
US6996813B1 (en) 2000-10-31 2006-02-07 Sun Microsystems, Inc. Frameworks for loading and execution of object-based programs
US6901591B1 (en) 2000-10-31 2005-05-31 Sun Microsystems, Inc. Frameworks for invoking methods in virtual machines
US6978456B1 (en) 2000-10-31 2005-12-20 Sun Microsystems, Inc. Methods and apparatus for numeric constant value inlining in virtual machines
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Also Published As

Publication number Publication date
EP0299473B1 (de) 1999-10-20
DE3856370D1 (de) 1999-11-25
EP0299473A3 (de) 1991-04-03
DE3856370T2 (de) 2000-06-21
USRE34305E (en) 1993-07-06
CA1291806C (en) 1991-11-05
DE3856510D1 (de) 2002-01-31
EP0299473A2 (de) 1989-01-18
US4910731A (en) 1990-03-20

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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