DE69330492T2 - Desynchronisierer und verfahren zur unterdrückung des zeigerzitterns in einen desynchronisierer - Google Patents

Desynchronisierer und verfahren zur unterdrückung des zeigerzitterns in einen desynchronisierer

Info

Publication number
DE69330492T2
DE69330492T2 DE69330492T DE69330492T DE69330492T2 DE 69330492 T2 DE69330492 T2 DE 69330492T2 DE 69330492 T DE69330492 T DE 69330492T DE 69330492 T DE69330492 T DE 69330492T DE 69330492 T2 DE69330492 T2 DE 69330492T2
Authority
DE
Germany
Prior art keywords
desynchronizer
pointer
shaking
suppressing
pointer shaking
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
DE69330492T
Other languages
English (en)
Other versions
DE69330492D1 (de
Inventor
Reino Urala
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.)
Nokia Oyj
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of DE69330492D1 publication Critical patent/DE69330492D1/de
Application granted granted Critical
Publication of DE69330492T2 publication Critical patent/DE69330492T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/07—Synchronising arrangements using pulse stuffing for systems with different or fluctuating information rates or bit rates
    • H04J3/076—Bit and byte stuffing, e.g. SDH/PDH desynchronisers, bit-leaking
    • 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
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE69330492T 1992-02-14 1993-02-12 Desynchronisierer und verfahren zur unterdrückung des zeigerzitterns in einen desynchronisierer Expired - Fee Related DE69330492T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI920644A FI95636C (fi) 1992-02-14 1992-02-14 Desynkronisaattori ja menetelmä osoitinvärinän vaimentamiseksi desynkronisaattorissa
PCT/FI1993/000046 WO1993016536A1 (en) 1992-02-14 1993-02-12 Desynchronizer and method for suppressing pointer jitter in a desynchronizer

Publications (2)

Publication Number Publication Date
DE69330492D1 DE69330492D1 (de) 2001-08-30
DE69330492T2 true DE69330492T2 (de) 2001-12-13

Family

ID=8534634

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69330492T Expired - Fee Related DE69330492T2 (de) 1992-02-14 1993-02-12 Desynchronisierer und verfahren zur unterdrückung des zeigerzitterns in einen desynchronisierer

Country Status (7)

Country Link
US (1) US5604773A (de)
EP (1) EP0626117B1 (de)
JP (1) JP3305320B2 (de)
AU (1) AU3500793A (de)
DE (1) DE69330492T2 (de)
FI (1) FI95636C (de)
WO (1) WO1993016536A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709904B1 (fr) * 1993-09-10 1995-10-13 Cit Alcatel Dispositif de lissage de sauts de phase susceptibles d'affecter un signal de rythme, et application au filtrage de la gigue de déjustification d'un train numérique.
FR2709897B1 (fr) * 1993-09-10 1995-10-20 Cit Alcatel Dispositif de filtrage de gigue de déjustification positive d'un train numérique et application au filtrage de gigue de déjustification positive et positive-négative d'un train numérique.
FR2709898B3 (fr) * 1993-09-10 1995-10-13 Cit Alcatel Dispositif de filtrage de gigue de déjustification positive d'un train numérique et application au filtrage de gigue de déjustification positive et positive-négative d'un train numérique.
ES2102938B1 (es) * 1994-03-28 1998-04-16 Alcatel Standard Electrica Sistema de reduccion de fluctuaciones de fase en demultiplexores digitales.
DE4437136A1 (de) * 1994-10-18 1996-04-25 Philips Patentverwaltung Übertragungssystem mit einem Regelkreis
GB9509216D0 (en) * 1995-05-05 1995-06-28 Plessey Telecomm Retiming arrangement for SDH data transmission system
JP2817676B2 (ja) * 1995-07-31 1998-10-30 日本電気株式会社 Ｐｌｌ周波数シンセサイザ
US6064706A (en) * 1996-05-01 2000-05-16 Alcatel Usa, Inc. Apparatus and method of desynchronizing synchronously mapped asynchronous data
US5912880A (en) * 1996-11-07 1999-06-15 Northern Telecom, Limited System and method for ATM CBR timing recovery
FI965072A (fi) 1996-12-17 1998-08-13 Nokia Telecommunications Oy Menetelmä tasaustapahtumien aiheuttamien transienttien vaimentamiseksi desynkronisaattorissa
US6055285A (en) * 1997-11-17 2000-04-25 Qlogic Corporation Synchronization circuit for transferring pointer between two asynchronous circuits
US6246738B1 (en) 1998-11-19 2001-06-12 Pmc-Sierra Ltd. Phase modulated reduction of clock wander in synchronous wide area networks
US6629251B1 (en) * 1999-10-20 2003-09-30 Applied Micro Circuits Corporation Elastic store circuit with vernier clock delay
KR100360995B1 (ko) * 2000-03-03 2002-11-23 닛본 덴기 가부시끼가이샤 위상 동기 루프 회로 및 위상 동기 루프 회로에서의주파수 변조 방법
US6819732B1 (en) * 2000-08-22 2004-11-16 Creative Technology Ltd. Asynchronous sample rate estimation using reciprocal frequency error minimization
US20020172310A1 (en) * 2001-05-18 2002-11-21 Manop Thamsirianunt Jitter attenuator fifo overflow-underflow protection using digital-phase locked loop's bandwidth adaptation
US7062004B1 (en) * 2001-06-06 2006-06-13 Silicon Image, Inc. Method and apparatus for adaptive control of PLL loop bandwidth
ATE306154T1 (de) * 2002-02-28 2005-10-15 Cit Alcatel Plesiochroner demultiplexer
KR100810346B1 (ko) * 2002-05-25 2008-03-07 삼성전자주식회사 이동통신 단말기의 256-탭 정합필터링 장치 및 방법
US7286568B2 (en) * 2002-09-03 2007-10-23 Intel Corporation Techniques to generate a clock signal
US7443888B2 (en) * 2003-10-02 2008-10-28 Ciena Corporation Transparent sub-wavelength network
US7873133B2 (en) * 2005-06-30 2011-01-18 Infinera Corporation Recovery of client clock without jitter
US7701255B2 (en) * 2007-11-06 2010-04-20 Elastix Corporation Variability-aware scheme for asynchronous circuit initialization
US7978080B2 (en) * 2007-11-06 2011-07-12 Bleckmann Frederick A Pliable material loop tag

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4095053A (en) * 1977-09-01 1978-06-13 Bell Telephone Laboratories, Incorporated Quasi-pulse stuffing synchronization
CN85100049B (zh) * 1985-04-01 1987-11-25 清华大学 模型法码速调整方法及调整装置
CA1262173A (en) * 1986-05-29 1989-10-03 James Angus Mceachern Synchronization of asynchronous data signals
US4996698A (en) * 1989-10-23 1991-02-26 Rockwell International Corporation Clock signal resynchronizing apparatus
DE4014800C2 (de) * 1990-05-09 1994-06-01 Ant Nachrichtentech Verfahren zur Ermittlung des mittleren Füllstandes eines elastischen Speichers und Anordnung zur Durchführung des Verfahrens
JP2777929B2 (ja) * 1990-07-04 1998-07-23 富士通株式会社 非同期信号抽出回路
US5052025A (en) * 1990-08-24 1991-09-24 At&T Bell Laboratories Synchronous digital signal to asynchronous digital signal desynchronizer
US5268935A (en) * 1991-12-20 1993-12-07 At&T Bell Laboratories Synchronous digital signal to asynchronous digital signal desynchronizer
US5457717A (en) * 1993-11-29 1995-10-10 Dsc Communications Corporation Apparatus and method for eliminating mapping jitter

Also Published As

Publication number Publication date
JPH07503818A (ja) 1995-04-20
EP0626117B1 (de) 2001-07-25
WO1993016536A1 (en) 1993-08-19
JP3305320B2 (ja) 2002-07-22
FI95636C (fi) 1996-02-26
FI920644A (fi) 1993-08-15
AU3500793A (en) 1993-09-03
EP0626117A1 (de) 1994-11-30
FI920644A0 (fi) 1992-02-14
US5604773A (en) 1997-02-18
DE69330492D1 (de) 2001-08-30
FI95636B (fi) 1995-11-15

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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