GB2307139A - ATM network clock - Google Patents

ATM network clock Download PDF

Info

Publication number
GB2307139A
GB2307139A GB9620460A GB9620460A GB2307139A GB 2307139 A GB2307139 A GB 2307139A GB 9620460 A GB9620460 A GB 9620460A GB 9620460 A GB9620460 A GB 9620460A GB 2307139 A GB2307139 A GB 2307139A
Authority
GB
United Kingdom
Prior art keywords
rate
destination
arrangement
cells
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.)
Withdrawn
Application number
GB9620460A
Other languages
English (en)
Other versions
GB9620460D0 (en
Inventor
Jozef Z Babiarz
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.)
Microsemi Semiconductor ULC
Original Assignee
Mitel 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 Mitel Corp filed Critical Mitel Corp
Publication of GB9620460D0 publication Critical patent/GB9620460D0/en
Publication of GB2307139A publication Critical patent/GB2307139A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • 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
    • H04L2012/5614—User Network Interface
    • H04L2012/5616—Terminal equipment, e.g. codecs, synch.
    • 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
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5674—Synchronisation, timing recovery or alignment

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB9620460A 1995-10-10 1996-10-01 ATM network clock Withdrawn GB2307139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2160172 CA2160172A1 (fr) 1995-10-10 1995-10-10 Restitution de signaux d'horloge de bout en bout pour les reseaux mta

Publications (2)

Publication Number Publication Date
GB9620460D0 GB9620460D0 (en) 1996-11-20
GB2307139A true GB2307139A (en) 1997-05-14

Family

ID=4156730

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9620460A Withdrawn GB2307139A (en) 1995-10-10 1996-10-01 ATM network clock

Country Status (4)

Country Link
CA (1) CA2160172A1 (fr)
DE (1) DE19641112A1 (fr)
GB (1) GB2307139A (fr)
SE (1) SE9603692D0 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0905916A2 (fr) * 1997-08-30 1999-03-31 Continental Aktiengesellschaft Procedé et système pour transmission des données
WO1999034638A1 (fr) * 1997-12-23 1999-07-08 Nokia Networks Oy Procede et dispositif de generation d'horloge pour une transmission asynchrone
WO2000048422A1 (fr) * 1999-02-09 2000-08-17 Nokia Networks Oy Procede et appareil de synchronisation de dispositifs dans des sous-systemes de station de base mta utilisant des connexions de canaux virtuels speciales
EP1152573A2 (fr) * 2000-04-21 2001-11-07 Hewlett-Packard Company, A Delaware Corporation Dispositif et procedée pour empêcher un depassement de capacité positif et negatif à travers un canal asynchron
GB2391138A (en) * 2002-07-19 2004-01-28 Infineon Technologies Ag Asynchronous/packet transmission where receiver clock is set to average data reception rate
FR2858730A1 (fr) * 2003-07-21 2005-02-11 Zarlink Semiconductor Inc Procede pour ameliorer la resolution de mesures de temps et l'alignement dans des reseaux de transmission par paquets au moyen d'une modulation temporelle
US20130083809A1 (en) * 2011-09-02 2013-04-04 Thales Communications system for transmission of signals between terminal equipment connected to intermediate equipment connected to an ethernet network

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10228574B4 (de) 2002-06-26 2004-06-17 Infineon Technologies Ag Verfahren zum Übertragen eines digitalen Datenstroms und Datenstromempfänger zum Empfangen des digitalen Datenstroms
DE10257679A1 (de) * 2002-12-10 2004-07-15 Siemens Ag Verfahren und Kommunikationsanordnung zum Übermitteln von eine individuelle Taktfrequenz aufweisenden Informationen über ein paketorientiertes Kommunikationsnetz
DE10331060A1 (de) * 2003-07-09 2005-02-10 Siemens Ag Anordnung und Verfahren zur Synchronisation von paketorientiert verbundenen Kommunkationskomponenten
DE102008046914A1 (de) * 2008-09-12 2010-03-18 Deutsche Thomson Ohg Verfahren zur Synchronisierung eines Empfängers und eines Senders in einem Kommunikationssystem sowie Sendestation und Empfangsstation adaptiert zur Verwendung in dem erfindungsgemäßen Verfahren
FR2937488B1 (fr) * 2008-10-22 2010-11-19 Canon Kk Dispositif et procede d'adaptation de rythme, produit programme d'ordinateur et moyen de stockage correspondants

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0607672A2 (fr) * 1993-01-11 1994-07-27 AT&T Corp. Dispositif de synchronisation de charge utile à ATM
EP0718995A1 (fr) * 1994-12-20 1996-06-26 International Business Machines Corporation Appareil et méthode pour synchroniser des signaux d'horloge pour des liaisons numériques
GB2301985A (en) * 1995-06-05 1996-12-18 Gen Datacomm Adv Res Controlling the flow of ATM cells in an ATM network

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0607672A2 (fr) * 1993-01-11 1994-07-27 AT&T Corp. Dispositif de synchronisation de charge utile à ATM
EP0718995A1 (fr) * 1994-12-20 1996-06-26 International Business Machines Corporation Appareil et méthode pour synchroniser des signaux d'horloge pour des liaisons numériques
GB2301985A (en) * 1995-06-05 1996-12-18 Gen Datacomm Adv Res Controlling the flow of ATM cells in an ATM network

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0905916A2 (fr) * 1997-08-30 1999-03-31 Continental Aktiengesellschaft Procedé et système pour transmission des données
EP0905916A3 (fr) * 1997-08-30 2003-10-22 Continental Aktiengesellschaft Procedé et système pour transmission des données
WO1999034638A1 (fr) * 1997-12-23 1999-07-08 Nokia Networks Oy Procede et dispositif de generation d'horloge pour une transmission asynchrone
US6876674B1 (en) 1997-12-23 2005-04-05 Nokia Corporation Clock generating method and apparatus for an asynchronous transmission
WO2000048422A1 (fr) * 1999-02-09 2000-08-17 Nokia Networks Oy Procede et appareil de synchronisation de dispositifs dans des sous-systemes de station de base mta utilisant des connexions de canaux virtuels speciales
EP1152573A3 (fr) * 2000-04-21 2004-07-21 Hewlett-Packard Company, A Delaware Corporation Dispositif et procedée pour empêcher un depassement de capacité positif et negatif à travers un canal asynchron
US6813275B1 (en) 2000-04-21 2004-11-02 Hewlett-Packard Development Company, L.P. Method and apparatus for preventing underflow and overflow across an asynchronous channel
EP1152573A2 (fr) * 2000-04-21 2001-11-07 Hewlett-Packard Company, A Delaware Corporation Dispositif et procedée pour empêcher un depassement de capacité positif et negatif à travers un canal asynchron
GB2391138A (en) * 2002-07-19 2004-01-28 Infineon Technologies Ag Asynchronous/packet transmission where receiver clock is set to average data reception rate
GB2391138B (en) * 2002-07-19 2004-09-15 Infineon Technologies Ag Method and device for the clocked output of asychronously received digital signals
FR2858730A1 (fr) * 2003-07-21 2005-02-11 Zarlink Semiconductor Inc Procede pour ameliorer la resolution de mesures de temps et l'alignement dans des reseaux de transmission par paquets au moyen d'une modulation temporelle
CN100338902C (zh) * 2003-07-21 2007-09-19 卓联半导体股份有限公司 分组网络中恢复定时信息的方法和设备
US7385990B2 (en) 2003-07-21 2008-06-10 Zarlink Semiconductor Inc. Method to improve the resolution of time measurements and alignment in packet networks by time modulation
US20130083809A1 (en) * 2011-09-02 2013-04-04 Thales Communications system for transmission of signals between terminal equipment connected to intermediate equipment connected to an ethernet network

Also Published As

Publication number Publication date
DE19641112A1 (de) 1997-04-17
CA2160172A1 (fr) 1997-04-11
GB9620460D0 (en) 1996-11-20
SE9603692D0 (sv) 1996-10-09

Similar Documents

Publication Publication Date Title
US6219339B1 (en) Method and apparatus for selectively discarding packets
US6879590B2 (en) Methods, apparatuses and systems facilitating aggregation of physical links into logical link
US6157653A (en) Method and apparatus for adaptive smoothing delay for packet voice applications
US5896427A (en) System and method for maintaining network synchronization utilizing digital phase comparison techniques with synchronous residual time stamps
US5260978A (en) Synchronous residual time stamp for timing recovery in a broadband network
US6108336A (en) AAL-5 SSCS for AAL-1 and AAL-2 in ATM networks
AU740680B2 (en) Short packet circuit emulation
US7492732B2 (en) Differential clock recovery in packet networks
US20020172229A1 (en) Method and apparatus for transporting a synchronous or plesiochronous signal over a packet network
WO1999038285A1 (fr) Circuit et procede d'extraction du signal d'horloge
AU647621B2 (en) Variable data rate channels for digital networks
GB2307139A (en) ATM network clock
US8315262B2 (en) Reverse timestamp method and network node for clock recovery
CA2271142C (fr) Systeme et procede servant a recuperer la synchronisation du debit binaire constant en mode de transfert asynchrone
US7376148B1 (en) Method and apparatus for improving voice quality in a packet based network
US6731640B1 (en) Frame synchronization over multiple networks
EP0934673A1 (fr) Systeme de communications numerique
US5859850A (en) Elastic store circuit for composite cells switched through an ATM network
EP0786885B1 (fr) Procédé de liaison en mode paquet
JP2851807B2 (ja) クロック設定方法、クロック設定装置およびデータ伝送システム
JP2002541690A (ja) 特別のバーチャル・チャネル接続を用いるａｔｍベースの基地局サブシステムのデバイスの同期方法及び装置
US8009679B2 (en) Communication system and method
JP2000354025A (ja) 非同期通信ネットワークを介した同期データストリームの伝送における制御スリップ
Stein et al. Taking an inside look at TDMoIP: a tutorial
EP1946498B1 (fr) Systeme et procede de communication

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)