FI104592B - Synkronoinnin ylläpito tietoliikenneverkossa - Google Patents
Synkronoinnin ylläpito tietoliikenneverkossa Download PDFInfo
- Publication number
- FI104592B FI104592B FI962910A FI962910A FI104592B FI 104592 B FI104592 B FI 104592B FI 962910 A FI962910 A FI 962910A FI 962910 A FI962910 A FI 962910A FI 104592 B FI104592 B FI 104592B
- Authority
- FI
- Finland
- Prior art keywords
- network
- synchronization signal
- signal
- master
- base station
- Prior art date
Links
- 238000012423 maintenance Methods 0.000 title description 4
- 238000012544 monitoring process Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 description 23
- 101150080339 BTS1 gene Proteins 0.000 description 20
- 230000001413 cellular effect Effects 0.000 description 9
- BQXJLKVZTDDERJ-UHFFFAOYSA-N (Z)-butanethial oxide Chemical compound CCCC=S=O BQXJLKVZTDDERJ-UHFFFAOYSA-N 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
- H04J3/0641—Change of the master or reference, e.g. take-over or failure of the master
-
- 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
- H04J2203/0028—Local loop
- H04J2203/0039—Topology
- H04J2203/0042—Ring
-
- 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
- H04J2203/0057—Operations, administration and maintenance [OAM]
- H04J2203/006—Fault tolerance and recovery
-
- 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
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
- H04J3/0647—Synchronisation among TDM nodes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI962910A FI104592B (fi) | 1996-07-19 | 1996-07-19 | Synkronoinnin ylläpito tietoliikenneverkossa |
| AU33467/97A AU3346797A (en) | 1996-07-19 | 1997-07-03 | Master-slave synchronisation |
| CN 97197625 CN1228894A (zh) | 1996-07-19 | 1997-07-03 | 主从同步 |
| PCT/FI1997/000432 WO1998004064A1 (en) | 1996-07-19 | 1997-07-03 | Master-slave synchronisation |
| EP97929329A EP0917779A1 (en) | 1996-07-19 | 1997-07-03 | Master-slave synchronisation |
| US09/233,650 US6134234A (en) | 1996-07-19 | 1999-01-19 | Master-slave synchronization |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI962910A FI104592B (fi) | 1996-07-19 | 1996-07-19 | Synkronoinnin ylläpito tietoliikenneverkossa |
| FI962910 | 1996-07-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI962910A0 FI962910A0 (fi) | 1996-07-19 |
| FI962910A FI962910A (fi) | 1998-01-20 |
| FI104592B true FI104592B (fi) | 2000-02-29 |
Family
ID=8546415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI962910A FI104592B (fi) | 1996-07-19 | 1996-07-19 | Synkronoinnin ylläpito tietoliikenneverkossa |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0917779A1 (zh) |
| CN (1) | CN1228894A (zh) |
| AU (1) | AU3346797A (zh) |
| FI (1) | FI104592B (zh) |
| WO (1) | WO1998004064A1 (zh) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19832440A1 (de) * | 1998-07-18 | 2000-01-20 | Alcatel Sa | Synchronisationsverfahren, primärer Referenztaktgenerator und Netzelement für ein synchrones digitales Nachrichtenübertragungsnetz |
| JP3460118B2 (ja) * | 1998-08-26 | 2003-10-27 | 富士通株式会社 | 同期網システムのクロック管理方法及び伝送装置 |
| AU1153399A (en) * | 1998-10-13 | 2000-05-01 | Nokia Telecommunications Oy | Node control unit of an access node in a synchronous telecommunication system and method for controlling switchover of clock supply in a telecommunication system |
| JP2002538688A (ja) * | 1999-02-26 | 2002-11-12 | テレフオンアクチーボラゲット エル エム エリクソン（パブル） | セルラー電気通信ネットワークの共通チャネル信号を使用する時間管理 |
| FI20001298L (fi) | 2000-05-30 | 2001-12-01 | Nokia Networks Oy | Kehyslähetysten synkronointi tietoliikenneverkossa |
| US7483448B2 (en) * | 2004-03-10 | 2009-01-27 | Alcatel-Lucent Usa Inc. | Method and system for the clock synchronization of network terminals |
| CN1870492B (zh) * | 2005-05-25 | 2016-04-20 | 游天童 | 无线局域网或自由网中实现时间框架精细同步的方法 |
| CN100450230C (zh) * | 2005-12-02 | 2009-01-07 | 华为技术有限公司 | 一种射频远端模块中时钟恢复方法和装置 |
| CN101330374B (zh) * | 2007-06-18 | 2012-11-14 | 大唐移动通信设备有限公司 | 传输网中的时钟同步方法、系统和从时钟侧实体 |
| CN101631013B (zh) * | 2008-07-17 | 2013-03-06 | 大唐移动通信设备有限公司 | 接入网时钟同步的方法、设备及系统 |
| EP2865115A1 (en) * | 2012-06-20 | 2015-04-29 | Nokia Solutions and Networks Oy | Synchronization in computer network |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3120910B2 (ja) * | 1992-10-12 | 2000-12-25 | 松下電器産業株式会社 | ループ型ｌａｎにおける網同期設定方法 |
| FI93287C (fi) * | 1993-03-16 | 1995-03-10 | Nokia Telecommunications Oy | Menetelmä toisiinsa kytkettyjen SDH- ja PDH-tietoliikenneverkkojen synkronoimiseksi |
| JP3104490B2 (ja) * | 1993-10-07 | 2000-10-30 | 松下電器産業株式会社 | 二重化ループｌａｎの従属同期制御方法 |
| JPH088950A (ja) * | 1994-06-16 | 1996-01-12 | Toyo Commun Equip Co Ltd | クロック従属同期方式伝送路の障害救済方法 |
| FI98583C (fi) * | 1995-06-28 | 1997-07-10 | Nokia Telecommunications Oy | Varmennetun väylän toteutus tietoliikenneverkossa |
-
1996
- 1996-07-19 FI FI962910A patent/FI104592B/fi active
-
1997
- 1997-07-03 EP EP97929329A patent/EP0917779A1/en not_active Withdrawn
- 1997-07-03 AU AU33467/97A patent/AU3346797A/en not_active Abandoned
- 1997-07-03 CN CN 97197625 patent/CN1228894A/zh active Pending
- 1997-07-03 WO PCT/FI1997/000432 patent/WO1998004064A1/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1228894A (zh) | 1999-09-15 |
| FI962910A0 (fi) | 1996-07-19 |
| FI962910A (fi) | 1998-01-20 |
| AU3346797A (en) | 1998-02-10 |
| WO1998004064A1 (en) | 1998-01-29 |
| EP0917779A1 (en) | 1999-05-26 |
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