DE69637046D1 - Synchronisierung in einem digitalen übertragungsnetz - Google Patents
Synchronisierung in einem digitalen übertragungsnetzInfo
- Publication number
- DE69637046D1 DE69637046D1 DE69637046T DE69637046T DE69637046D1 DE 69637046 D1 DE69637046 D1 DE 69637046D1 DE 69637046 T DE69637046 T DE 69637046T DE 69637046 T DE69637046 T DE 69637046T DE 69637046 D1 DE69637046 D1 DE 69637046D1
- Authority
- DE
- Germany
- Prior art keywords
- synchronization
- transmission network
- digital transmission
- digital
- network
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
-
- 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
- H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1694—Allocation of channels in TDM/TDMA networks, e.g. distributed multiplexers
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95304531 | 1995-06-27 | ||
EP95304531 | 1995-06-27 | ||
PCT/GB1996/001556 WO1997001896A1 (en) | 1995-06-27 | 1996-06-27 | Synchronisation in digital communications networks |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69637046D1 true DE69637046D1 (de) | 2007-06-06 |
DE69637046T2 DE69637046T2 (de) | 2007-12-27 |
Family
ID=8221239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69637046T Expired - Lifetime DE69637046T2 (de) | 1995-06-27 | 1996-06-27 | Synchronisierung in einem digitalen übertragungsnetz |
Country Status (11)
Country | Link |
---|---|
US (1) | US6262997B1 (de) |
EP (2) | EP0835566B1 (de) |
JP (1) | JPH11508736A (de) |
KR (1) | KR19990028569A (de) |
CN (1) | CN1086878C (de) |
CA (1) | CA2224605C (de) |
DE (1) | DE69637046T2 (de) |
MX (1) | MX9800030A (de) |
NO (1) | NO976082L (de) |
NZ (1) | NZ311127A (de) |
WO (1) | WO1997001896A1 (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6654958B1 (en) * | 1997-12-16 | 2003-11-25 | Koninklijke Philips Electronics N.V. | Reference signal generator for return path aligning |
JPH11331228A (ja) * | 1998-05-08 | 1999-11-30 | Toshiba Corp | データ通信システム及びデータ通信方法 |
GB2349315B (en) * | 1999-04-16 | 2003-06-04 | Fujitsu Ltd | Delay adjustment unit and method, optical network unit, and communication system |
US7103907B1 (en) | 1999-05-11 | 2006-09-05 | Tellabs Bedford, Inc. | RF return optical transmission |
US6460182B1 (en) * | 1999-05-11 | 2002-10-01 | Marconi Communications, Inc. | Optical communication system for transmitting RF signals downstream and bidirectional telephony signals which also include RF control signals upstream |
US20020063924A1 (en) * | 2000-03-02 | 2002-05-30 | Kimbrough Mahlon D. | Fiber to the home (FTTH) multimedia access system with reflection PON |
US6912060B1 (en) * | 2000-07-05 | 2005-06-28 | Lexmark International, Inc. | Photoprinter control of peripheral devices |
US6470032B2 (en) * | 2001-03-20 | 2002-10-22 | Alloptic, Inc. | System and method for synchronizing telecom-related clocks in ethernet-based passive optical access network |
KR100421151B1 (ko) | 2002-01-17 | 2004-03-04 | 삼성전자주식회사 | 기가비트 이더넷 수동 광 가입자 망 시스템에서의 동작구현방법 및 그 이더넷 프레임 구조 |
EP1359689A1 (de) * | 2002-05-02 | 2003-11-05 | Thomson Licensing S.A. | Interaktiver Netzwerkadaper für ein CATV Netzwerk |
US20050175035A1 (en) * | 2004-02-06 | 2005-08-11 | Kevin Neely | Method and system for providing DOCSIS service over a passive optical network |
US7103073B2 (en) * | 2004-02-19 | 2006-09-05 | Advanced Fibre Communications, Inc. | Optical line termination, passive optical network, and method and apparatus for performance monitoring |
CN1859051B (zh) | 2005-11-04 | 2011-01-05 | 华为技术有限公司 | 一种传送时分复用业务的方法和系统 |
KR100842120B1 (ko) * | 2006-03-14 | 2008-07-01 | 한국항공대학교산학협력단 | Ofdma 시스템에서 공통 레인징 부호를 이용해 레인징부호를 검출하기 위한 송신 및 수신 장치와, 레인징 부호검출 방법 |
EP2002576A2 (de) * | 2006-04-05 | 2008-12-17 | Tellabs Petaluma, Inc. | Erkennung und minimierung der auswirkungen von fehlern eines optischen netzwerks |
US20070237188A1 (en) * | 2006-04-05 | 2007-10-11 | Miguel Joseph D | Method and apparatus for ONT ranging with improved noise immunity |
US7881607B2 (en) | 2006-04-05 | 2011-02-01 | Tellabs Petaluma, Inc. | Methods and apparatus for identifying a passive optical network failure |
US8095002B2 (en) | 2006-04-05 | 2012-01-10 | Tellabs Pataluma, Inc. | Method and apparatus for diagnosing problems on a time division multiple network access (TDMA) optical distribution network (ODN) |
EP1860804B1 (de) * | 2006-05-23 | 2012-09-12 | Alcatel Lucent | Vorbehandelungsverfahren zur Gewinnregelung eines Verstärkers, optisches Zugangsnetz, Zentralstation und Endstation |
US8355315B2 (en) * | 2006-11-27 | 2013-01-15 | Cisco Technology, Inc. | Failure protection for P2MP tunnel tail-end node |
US8279749B2 (en) * | 2006-11-27 | 2012-10-02 | Cisco Technology, Inc. | Failure protection for P2MP tunnel head-end node |
CN100596363C (zh) * | 2007-05-31 | 2010-03-31 | 北京泛亚创知科技发展有限公司 | 一种信标无线个域网中中心节点与设备节点间的测距方法 |
JP4820791B2 (ja) * | 2007-09-21 | 2011-11-24 | 株式会社日立製作所 | パッシブ光ネットワークシステムおよびレンジング方法 |
CN101783975B (zh) * | 2009-01-16 | 2013-06-12 | 华为技术有限公司 | 通信网络中的测距方法、装置及系统 |
US11039229B2 (en) * | 2017-08-29 | 2021-06-15 | Cable Television Laboratories, Inc. | Systems and methods for coherent optics ranging and sensing |
CN109977567B (zh) * | 2019-03-29 | 2023-02-10 | 重庆邮电大学 | 基于同异步分析的一体化装备网络弹性建模方法 |
US11368225B2 (en) | 2019-11-18 | 2022-06-21 | General Electric Company | Satellite relay communication systems |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8727846D0 (en) | 1987-11-27 | 1987-12-31 | British Telecomm | Optical communications network |
WO1988009093A1 (en) | 1987-05-06 | 1988-11-17 | British Telecommunications Public Limited Company | Control of optical systems |
GB2240008B (en) * | 1990-01-11 | 1993-12-22 | Stc Plc | Telecommunications systems |
DE4022027A1 (de) * | 1990-07-11 | 1992-01-16 | Siemens Ag | Optisches datennetz hoher betriebssicherheit |
US5299044A (en) * | 1992-08-24 | 1994-03-29 | At&T Bell Laboratories | Ranging method for use in TDMA systems on tree-and-branch optical networks |
GB2272610B (en) * | 1992-11-12 | 1996-10-09 | Northern Telecom Ltd | Telecommunications systems |
JPH06258545A (ja) * | 1993-03-09 | 1994-09-16 | Hitachi Ltd | 光分波装置 |
EP0616443A3 (de) | 1993-03-15 | 1994-10-26 | Koninkl Philips Electronics Nv | Telekommunikationssystem mit Abstandsmessung. |
EP0616444A3 (de) * | 1993-03-15 | 1994-10-19 | Koninkl Philips Electronics Nv | Telekommunikationssystem mit Abstandsmessung. |
DE69423546T2 (de) * | 1993-07-09 | 2000-09-21 | Koninkl Philips Electronics Nv | Telekommunikationsnetzwerk, Hauptstation und Nebenstation zum Gebrauch in solchem Netzwerk |
DE4417771A1 (de) * | 1994-05-20 | 1995-11-23 | Siemens Ag | Optisches TDM/TDMA-System mit erhöhtem Reichweitenbereich |
US5912998A (en) | 1994-11-22 | 1999-06-15 | British Telecommunications Public Limited Company | Optical network with repeater at a split-level of the network |
-
1996
- 1996-06-27 MX MX9800030A patent/MX9800030A/es unknown
- 1996-06-27 DE DE69637046T patent/DE69637046T2/de not_active Expired - Lifetime
- 1996-06-27 CN CN96195101A patent/CN1086878C/zh not_active Expired - Fee Related
- 1996-06-27 WO PCT/GB1996/001556 patent/WO1997001896A1/en active IP Right Grant
- 1996-06-27 EP EP96921003A patent/EP0835566B1/de not_active Expired - Lifetime
- 1996-06-27 JP JP9504254A patent/JPH11508736A/ja active Pending
- 1996-06-27 KR KR1019970709889A patent/KR19990028569A/ko not_active Application Discontinuation
- 1996-06-27 EP EP06075133A patent/EP1648105A3/de not_active Withdrawn
- 1996-06-27 NZ NZ311127A patent/NZ311127A/xx unknown
- 1996-06-27 CA CA002224605A patent/CA2224605C/en not_active Expired - Fee Related
- 1996-06-27 US US08/981,586 patent/US6262997B1/en not_active Expired - Lifetime
-
1997
- 1997-12-23 NO NO976082A patent/NO976082L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE69637046T2 (de) | 2007-12-27 |
AU6237096A (en) | 1997-01-30 |
CA2224605C (en) | 2002-10-22 |
NZ311127A (en) | 2000-01-28 |
EP0835566A1 (de) | 1998-04-15 |
KR19990028569A (ko) | 1999-04-15 |
NO976082L (no) | 1998-02-23 |
MX9800030A (es) | 1998-03-31 |
CA2224605A1 (en) | 1997-01-16 |
EP0835566B1 (de) | 2007-04-25 |
NO976082D0 (no) | 1997-12-23 |
CN1189267A (zh) | 1998-07-29 |
US6262997B1 (en) | 2001-07-17 |
JPH11508736A (ja) | 1999-07-27 |
AU711593B2 (en) | 1999-10-14 |
WO1997001896A1 (en) | 1997-01-16 |
EP1648105A3 (de) | 2006-08-09 |
CN1086878C (zh) | 2002-06-26 |
EP1648105A2 (de) | 2006-04-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |