SE9602823L - En metod, en apparat och ett nätverk för att återhämta klockan - Google Patents

En metod, en apparat och ett nätverk för att återhämta klockan

Info

Publication number
SE9602823L
SE9602823L SE9602823A SE9602823A SE9602823L SE 9602823 L SE9602823 L SE 9602823L SE 9602823 A SE9602823 A SE 9602823A SE 9602823 A SE9602823 A SE 9602823A SE 9602823 L SE9602823 L SE 9602823L
Authority
SE
Sweden
Prior art keywords
frequency
adjusted
network
arrival
inter
Prior art date
Application number
SE9602823A
Other languages
English (en)
Swedish (sv)
Other versions
SE9602823D0 (sv
Inventor
Sebastiano Lomuscio
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9602823A priority Critical patent/SE9602823L/
Publication of SE9602823D0 publication Critical patent/SE9602823D0/xx
Priority to AU35636/97A priority patent/AU3563697A/en
Priority to PCT/SE1997/001168 priority patent/WO1998004063A2/en
Publication of SE9602823L publication Critical patent/SE9602823L/

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/181—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a numerical count result being used for locking the loop, the counter counting during fixed time intervals
    • 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
    • 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
    • H04L2012/5614—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
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5674—Synchronisation, timing recovery or alignment
    • 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

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)
SE9602823A 1996-07-19 1996-07-19 En metod, en apparat och ett nätverk för att återhämta klockan SE9602823L (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9602823A SE9602823L (sv) 1996-07-19 1996-07-19 En metod, en apparat och ett nätverk för att återhämta klockan
AU35636/97A AU3563697A (en) 1996-07-19 1997-06-27 A method, an apparatus and a network for clock recovery
PCT/SE1997/001168 WO1998004063A2 (en) 1996-07-19 1997-06-27 A method and an apparatus for recovery of the clock of a constant bit-rate service

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9602823A SE9602823L (sv) 1996-07-19 1996-07-19 En metod, en apparat och ett nätverk för att återhämta klockan

Publications (2)

Publication Number Publication Date
SE9602823D0 SE9602823D0 (sv) 1996-07-19
SE9602823L true SE9602823L (sv) 1998-01-20

Family

ID=20403436

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9602823A SE9602823L (sv) 1996-07-19 1996-07-19 En metod, en apparat och ett nätverk för att återhämta klockan

Country Status (3)

Country Link
AU (1) AU3563697A ( )
SE (1) SE9602823L ( )
WO (1) WO1998004063A2 ( )

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1238489B1 (en) * 1999-12-13 2008-03-05 Broadcom Corporation Voice gateway with downstream voice synchronization
US7027424B1 (en) 2000-05-24 2006-04-11 Vtech Communications, Ltd. Method for avoiding interference in a digital communication system
GB2401764B (en) * 2001-01-03 2005-06-29 Vtech Communications Ltd System clock synchronisation using phase-locked loop
GB0100094D0 (en) 2001-01-03 2001-02-14 Vtech Communications Ltd System clock synchronisation using phased-lock loop
DE10232988B4 (de) * 2002-07-19 2007-11-22 Infineon Technologies Ag Verfahren und Vorrichtung zur getakteten Ausgabe asynchron empfangener Digitalsignale
WO2009010891A1 (en) * 2007-07-17 2009-01-22 Nxp B.V. A method and a device for data sample clock reconstruction
US8401007B2 (en) 2009-04-06 2013-03-19 Avaya Inc. Network synchronization over IP networks
US8238377B2 (en) 2009-04-06 2012-08-07 Avaya Inc. Network synchronization over IP networks
WO2010141514A2 (en) * 2009-06-01 2010-12-09 Bit Cauldron Corporation Method of stereoscopic synchronization of active shutter glasses
GB201002217D0 (en) 2010-02-10 2010-03-31 Zarlink Semiconductor Inc Clock recovery method over packet switched networks based on network quiet period detection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2682244B1 (fr) * 1991-10-04 1995-01-13 Cit Alcatel Dispositif de synchronisation pour equipement d'extremite d'un reseau de telecommunications numerique a transfert en mode asynchrone.
US5425061A (en) * 1993-06-07 1995-06-13 Texas Instruments Incorporated Method and apparatus for bit stream synchronization
JPH0766814A (ja) * 1993-08-24 1995-03-10 Anritsu Corp Ａｔｍクロック再生装置
NL9401525A (nl) * 1994-09-21 1996-05-01 Nederland Ptt Clock recovery voor ATM ontvanger.

Also Published As

Publication number Publication date
WO1998004063A2 (en) 1998-01-29
WO1998004063A3 (en) 1998-03-12
AU3563697A (en) 1998-02-10
SE9602823D0 (sv) 1996-07-19

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