DE69123785D1 - Synchronisierung eines digitalen Signals mit einer elastischen Speicherung - Google Patents
Synchronisierung eines digitalen Signals mit einer elastischen SpeicherungInfo
- Publication number
- DE69123785D1 DE69123785D1 DE69123785T DE69123785T DE69123785D1 DE 69123785 D1 DE69123785 D1 DE 69123785D1 DE 69123785 T DE69123785 T DE 69123785T DE 69123785 T DE69123785 T DE 69123785T DE 69123785 D1 DE69123785 D1 DE 69123785D1
- Authority
- DE
- Germany
- Prior art keywords
- synchronization
- digital signal
- elastic storage
- elastic
- storage
- 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
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
-
- 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
- H04J3/0623—Synchronous multiplexing systems, e.g. synchronous digital hierarchy/synchronous optical network (SDH/SONET), synchronisation with a pointer process
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/530,774 US5119406A (en) | 1990-05-30 | 1990-05-30 | Digital signal synchronization employing single elastic store |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69123785D1 true DE69123785D1 (de) | 1997-02-06 |
DE69123785T2 DE69123785T2 (de) | 1997-04-17 |
Family
ID=24114909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69123785T Expired - Fee Related DE69123785T2 (de) | 1990-05-30 | 1991-05-21 | Synchronisierung eines digitalen Signals mit einer elastischen Speicherung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5119406A (de) |
EP (1) | EP0459686B1 (de) |
JP (1) | JP2563691B2 (de) |
KR (1) | KR0175662B1 (de) |
CA (1) | CA2036162C (de) |
DE (1) | DE69123785T2 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0648589B2 (ja) * | 1989-02-16 | 1994-06-22 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 情報記憶サブシステム用の非同期データ・チャネル |
DE4027967A1 (de) * | 1990-09-04 | 1992-03-05 | Philips Patentverwaltung | Stopfentscheidungsschaltung fuer eine anordnung zur bitratenanpassung |
JP2600496B2 (ja) * | 1990-12-20 | 1997-04-16 | 日本電気株式会社 | セル位相乗換回路 |
US5638411A (en) * | 1991-05-23 | 1997-06-10 | Mitsubishi Denki Kabushiki Kaisha | Stuff bit synchronization system |
US5268936A (en) * | 1991-07-08 | 1993-12-07 | 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 |
ES2046106B1 (es) * | 1992-02-18 | 1996-11-16 | Estandard Electrica S A | Metodo de realizacion de circuitos alineadores inmunes a los deslizamientos ocurridos en la memoria elastica de recepcion. |
JP2888022B2 (ja) * | 1992-04-02 | 1999-05-10 | 三菱電機株式会社 | 通信制御装置 |
US5717693A (en) * | 1992-05-21 | 1998-02-10 | Alcatel Network Systems, Inc. | Sonet payload pointer processing and architecture |
ES2121979T3 (es) * | 1992-05-27 | 1998-12-16 | Ericsson Telefon Ab L M | Procedimiento y dispositivo de escritura-lectura en una memoria. |
EP0578315A1 (de) * | 1992-07-09 | 1994-01-12 | Philips Patentverwaltung GmbH | Synchrones Übertragungssystem |
US5885489A (en) * | 1992-11-03 | 1999-03-23 | Eta Process Plant Limited | Packing elements |
CH686465A5 (de) * | 1993-01-26 | 1996-03-29 | Royale Consultants Ltd | Verfahren und Einrichtung zur bidirektionalen Informationsuebertragung (Full-Duplex). |
FI94812C (fi) * | 1993-05-18 | 1995-10-25 | Nokia Telecommunications Oy | Menetelmä ja laite tasauspäätöksen aikaansaamiseksi synkronisen digitaalisen tietoliikennejärjestelmän solmupisteessä |
US5457717A (en) * | 1993-11-29 | 1995-10-10 | Dsc Communications Corporation | Apparatus and method for eliminating mapping jitter |
US5548534A (en) * | 1994-07-08 | 1996-08-20 | Transwitch Corporation | Two stage clock dejitter circuit for regenerating an E4 telecommunications signal from the data component of an STS-3C signal |
KR0177733B1 (ko) * | 1994-08-26 | 1999-05-15 | 정장호 | 데이타 전송장치의 클럭동기 회로 |
JP3408652B2 (ja) * | 1995-02-03 | 2003-05-19 | 沖電気工業株式会社 | ビット位相同期回路 |
US5583894A (en) * | 1995-03-20 | 1996-12-10 | Vlsi Technology, Inc. | Slip buffer for synchronizing data transfer between two devices |
US5699391A (en) * | 1995-05-31 | 1997-12-16 | Dsc Communications Corporation | Digital desynchronizer |
US5761203A (en) * | 1996-04-04 | 1998-06-02 | Lucent Technologies Inc. | Synchronous and asynchronous recovery of signals in an ATM network |
GB2312353B (en) * | 1996-04-16 | 2000-12-06 | Gpt Ltd | Digital telecommunications transmision systems |
US6064706A (en) * | 1996-05-01 | 2000-05-16 | Alcatel Usa, Inc. | Apparatus and method of desynchronizing synchronously mapped asynchronous data |
JPH10210503A (ja) * | 1997-01-17 | 1998-08-07 | Sony Corp | 信号変換装置 |
US5990713A (en) * | 1998-02-05 | 1999-11-23 | Harris Corporation | Adjustable phase clock circuit using the same and related methods |
EP0935362A3 (de) * | 1998-02-06 | 2005-02-02 | Alcatel | Synchronisiereinrichtung für ein synchrones digitales Nachrichtenübertragungssystem und Verfahren zum Erzeugen eines synchronen Ausgangssignales |
EP1068765B1 (de) * | 1998-04-07 | 2008-05-07 | Nokia Siemens Networks Gmbh & Co. Kg | Verfahren und vorrichtung zur ankopplung einer atm-kommunikationsschicht an mehrere zeitmultiplex-kommunikationsanschlüsse |
US6289066B1 (en) * | 1998-06-11 | 2001-09-11 | Hewlett-Packard Company | Method and apparatus for recentering an elasticity FIFO when receiving 1000BASE-X traffic using minimal information |
US6501809B1 (en) * | 1999-03-19 | 2002-12-31 | Conexant Systems, Inc. | Producing smoothed clock and data signals from gapped clock and data signals |
JP3419345B2 (ja) * | 1999-05-28 | 2003-06-23 | 日本電気株式会社 | パルススタッフ同期方式における低次群信号のクロック再生方法および回路 |
US6956873B2 (en) * | 2001-05-21 | 2005-10-18 | General Instrument Corporation | Arrangement for deriving a local clock in a packet cable telephony modem |
US6882662B2 (en) * | 2001-06-07 | 2005-04-19 | Applied Micro Circuits Corporation | Pointer adjustment wander and jitter reduction apparatus for a desynchronizer |
KR100443014B1 (ko) * | 2001-12-24 | 2004-08-04 | 엘지전자 주식회사 | 듀얼포트램을 이용한 상이위상 클럭간 데이터 전송 장치 |
US7606269B1 (en) * | 2004-07-27 | 2009-10-20 | Intel Corporation | Method and apparatus for detecting and managing loss of alignment in a virtually concatenated group |
US8867682B2 (en) * | 2010-08-30 | 2014-10-21 | Exar Corporation | Dejitter (desynchronize) technique to smooth gapped clock with jitter/wander attenuation using all digital logic |
US8666011B1 (en) | 2011-04-20 | 2014-03-04 | Applied Micro Circuits Corporation | Jitter-attenuated clock using a gapped clock reference |
US8855258B1 (en) | 2011-04-20 | 2014-10-07 | Applied Micro Circuits Corporation | Transmitters and receivers using a jitter-attenuated clock derived from a gapped clock reference |
US9673963B1 (en) * | 2016-04-12 | 2017-06-06 | Keyssa Systems, Inc. | Multi-protocols and multi-data rates communications |
US10056890B2 (en) | 2016-06-24 | 2018-08-21 | Exar Corporation | Digital controlled oscillator based clock generator for multi-channel design |
US10063365B1 (en) | 2017-03-10 | 2018-08-28 | Keyssa Systems, Inc. | Re-timer network insertion |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1532444A (en) * | 1975-03-26 | 1978-11-15 | Micro Consultants Ltd | Synchronising data for digital storage systems |
US4347620A (en) * | 1980-09-16 | 1982-08-31 | Northern Telecom Limited | Method of and apparatus for regenerating a signal frequency in a digital signal transmission system |
JPS61281635A (ja) * | 1985-05-29 | 1986-12-12 | Kenwood Corp | 時分割多重信号分離方式 |
CA1262173A (en) * | 1986-05-29 | 1989-10-03 | James Angus Mceachern | Synchronization of asynchronous data signals |
US4928275A (en) * | 1989-05-26 | 1990-05-22 | Northern Telecom Limited | Synchronization of asynchronous data signals |
DE3942885A1 (de) * | 1989-12-23 | 1991-06-27 | Philips Patentverwaltung | Schaltungsanordnung zur bitratenanpassung |
-
1990
- 1990-05-30 US US07/530,774 patent/US5119406A/en not_active Expired - Lifetime
-
1991
- 1991-02-12 CA CA002036162A patent/CA2036162C/en not_active Expired - Fee Related
- 1991-05-21 DE DE69123785T patent/DE69123785T2/de not_active Expired - Fee Related
- 1991-05-21 EP EP91304591A patent/EP0459686B1/de not_active Expired - Lifetime
- 1991-05-21 JP JP3144144A patent/JP2563691B2/ja not_active Expired - Fee Related
- 1991-05-23 KR KR1019910008294A patent/KR0175662B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0459686A2 (de) | 1991-12-04 |
EP0459686B1 (de) | 1996-12-27 |
CA2036162A1 (en) | 1991-12-01 |
EP0459686A3 (en) | 1992-08-26 |
JP2563691B2 (ja) | 1996-12-11 |
KR910021068A (ko) | 1991-12-20 |
DE69123785T2 (de) | 1997-04-17 |
JPH04233348A (ja) | 1992-08-21 |
KR0175662B1 (ko) | 1999-05-15 |
CA2036162C (en) | 1995-02-21 |
US5119406A (en) | 1992-06-02 |
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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 |