DE69320157T2 - Atm zellsynchronisation - Google Patents

Atm zellsynchronisation

Info

Publication number
DE69320157T2
DE69320157T2 DE69320157T DE69320157T DE69320157T2 DE 69320157 T2 DE69320157 T2 DE 69320157T2 DE 69320157 T DE69320157 T DE 69320157T DE 69320157 T DE69320157 T DE 69320157T DE 69320157 T2 DE69320157 T2 DE 69320157T2
Authority
DE
Germany
Prior art keywords
atm cell
cell synchronization
synchronization
atm
cell
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
DE69320157T
Other languages
English (en)
Other versions
DE69320157D1 (de
Inventor
Peter Leslie Higginson
Anthony Neil Berent
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.)
Compaq Computer Holding Ltd
Enterasys Networks Inc
Original Assignee
Digital Equipment International Ltd
Digital Equipment 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 Digital Equipment International Ltd, Digital Equipment Corp filed Critical Digital Equipment International Ltd
Publication of DE69320157D1 publication Critical patent/DE69320157D1/de
Application granted granted Critical
Publication of DE69320157T2 publication Critical patent/DE69320157T2/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
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/048—Speed or phase control by synchronisation signals using the properties of error detecting or error correcting codes, e.g. parity as synchronisation signal
    • 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
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5673—Coding or scrambling
    • 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
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5674—Synchronisation, timing recovery or alignment
DE69320157T 1992-06-23 1993-06-21 Atm zellsynchronisation Expired - Fee Related DE69320157T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929213273A GB9213273D0 (en) 1992-06-23 1992-06-23 Efficient atm cell synchronization
PCT/US1993/005921 WO1994000940A1 (en) 1992-06-23 1993-06-21 Atm cell synchronization

Publications (2)

Publication Number Publication Date
DE69320157D1 DE69320157D1 (de) 1998-09-10
DE69320157T2 true DE69320157T2 (de) 1999-04-22

Family

ID=10717562

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320157T Expired - Fee Related DE69320157T2 (de) 1992-06-23 1993-06-21 Atm zellsynchronisation

Country Status (5)

Country Link
US (1) US5610951A (de)
EP (1) EP0601178B1 (de)
DE (1) DE69320157T2 (de)
GB (1) GB9213273D0 (de)
WO (1) WO1994000940A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9213272D0 (en) * 1992-06-23 1992-08-05 Digital Equipment Int Check sequence preservation
SE501884C2 (sv) * 1993-10-12 1995-06-12 Ellemtel Utvecklings Ab Synkroniserande kretsarrangemang fastställer gräns mellan konsekutiva paket
US6289037B1 (en) 1997-02-24 2001-09-11 At&T Wireless Services Inc. Out of channel cyclic redundancy code method for a discrete multitone spread spectrum communications system
JP2967748B2 (ja) * 1997-03-05 1999-10-25 日本電気株式会社 Ａｔｍセル同期回路
US6643281B1 (en) 1998-03-05 2003-11-04 At&T Wireless Services, Inc. Synchronization preamble method for OFDM waveforms in a communications system
US6611538B1 (en) * 1999-05-27 2003-08-26 3Com Corporation Data transmission synchronization system
US6587988B1 (en) * 1999-12-22 2003-07-01 Intel Corporation Dynamic parity inversion for I/O interconnects
FR2827452B1 (fr) * 2001-07-16 2003-12-05 Nortel Networks Ltd Procede de communication de flux atm, et relais pour la mise en oeuvre du procede
US7590055B2 (en) * 2004-02-09 2009-09-15 Alcatel Lucent High availability broadband connections through switching from wireline to diverse wireless network
US7860918B1 (en) 2006-06-01 2010-12-28 Avaya Inc. Hierarchical fair scheduling algorithm in a distributed measurement system
US7876690B1 (en) 2007-09-26 2011-01-25 Avaya Inc. Distributed measurement system configurator tool

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016548A (en) * 1975-04-11 1977-04-05 Sperry Rand Corporation Communication multiplexer module
US3982074A (en) * 1975-04-21 1976-09-21 International Telephone And Telegraph Corporation Automatic channel assignment circuit
FR2535135B1 (fr) * 1982-10-21 1988-03-25 Servel Michel Systeme de synchronisation de multiplex numeriques de paquets
JPH071885B2 (ja) * 1986-10-09 1995-01-11 日本電気株式会社 ワ−ド同期器
US4922438A (en) * 1986-12-11 1990-05-01 Siemens Aktiengesellschaft Method and apparatus for reading packet-oriented data signals into and out of a buffer
JP2667868B2 (ja) * 1988-04-06 1997-10-27 株式会社日立製作所 セル・スイッチング・システム
US4962498A (en) * 1989-06-23 1990-10-09 At & T Bell Laboratories Multi-length packet format including check sequence(s)
JPH03102939A (ja) * 1989-09-14 1991-04-30 Toshiba Corp セル同期方式
JPH03220836A (ja) * 1990-01-25 1991-09-30 Nec Corp 非同期伝送モード交換装置
JP2816223B2 (ja) * 1990-03-02 1998-10-27 株式会社日立製作所 セル同期回路
JPH04211547A (ja) * 1990-03-20 1992-08-03 Fujitsu Ltd 同期回路
US5054020A (en) * 1990-04-11 1991-10-01 Digital Access Corporation Apparatus for high speed data communication with asynchronous/synchronous and synchronous/asynchronous data conversion
KR920009679B1 (ko) * 1990-06-27 1992-10-22 재단법인 한국전자통신연구소 스위칭 메모리를 갖는 고속 atm 셀 동기 교환장치
US5251215A (en) * 1992-01-13 1993-10-05 At&T Bell Laboratories Modifying check codes in data packet transmission

Also Published As

Publication number Publication date
GB9213273D0 (en) 1992-08-05
US5610951A (en) 1997-03-11
DE69320157D1 (de) 1998-09-10
EP0601178B1 (de) 1998-08-05
EP0601178A1 (de) 1994-06-15
WO1994000940A1 (en) 1994-01-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER, 80538 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: ENTERASYS NETWORKS,INC.(N.D.GES.D.STAATES DELAWARE

Owner name: DIGITAL EQUIPMENT INTERNATIONAL LTD., FREIBURG/FRI

8339 Ceased/non-payment of the annual fee