FI921824A - Synkronisering av SDH-signaler - Google Patents
Synkronisering av SDH-signaler Download PDFInfo
- Publication number
- FI921824A FI921824A FI921824A FI921824A FI921824A FI 921824 A FI921824 A FI 921824A FI 921824 A FI921824 A FI 921824A FI 921824 A FI921824 A FI 921824A FI 921824 A FI921824 A FI 921824A
- Authority
- FI
- Finland
- Prior art keywords
- synchronization
- sdh signals
- sdh
- signals
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/30—Peripheral units, e.g. input or output ports
- H04L49/3081—ATM peripheral units, e.g. policing, insertion or extraction
-
- 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
-
- 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
- H04J3/1605—Fixed allocated frame structures
- H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
-
- 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
- H04L2012/5672—Multiplexing, e.g. coding, scrambling
- H04L2012/5674—Synchronisation, timing recovery or alignment
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Time-Division Multiplex Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI921824A FI95981C (sv) | 1992-04-23 | 1992-04-23 | Synkronisering av SDH-signaler |
AU39555/93A AU3955593A (en) | 1992-04-23 | 1993-04-23 | Synchronization of SDH signals |
EP93908980A EP0637414B1 (en) | 1992-04-23 | 1993-04-23 | Synchronization of sdh signals |
PCT/FI1993/000173 WO1993022856A1 (en) | 1992-04-23 | 1993-04-23 | Synchronization of sdh signals |
DK93908980T DK0637414T3 (da) | 1992-04-23 | 1993-04-23 | Synkronisering af SDH-signaler |
DE69328968T DE69328968T2 (de) | 1992-04-23 | 1993-04-23 | Synchronisierung von sdh signalen |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI921824A FI95981C (sv) | 1992-04-23 | 1992-04-23 | Synkronisering av SDH-signaler |
FI921824 | 1992-04-23 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI921824A0 FI921824A0 (sv) | 1992-04-23 |
FI921824A true FI921824A (sv) | 1993-10-24 |
FI95981B FI95981B (sv) | 1995-12-29 |
FI95981C FI95981C (sv) | 1996-04-10 |
Family
ID=8535172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI921824A FI95981C (sv) | 1992-04-23 | 1992-04-23 | Synkronisering av SDH-signaler |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0637414B1 (sv) |
AU (1) | AU3955593A (sv) |
DE (1) | DE69328968T2 (sv) |
DK (1) | DK0637414T3 (sv) |
FI (1) | FI95981C (sv) |
WO (1) | WO1993022856A1 (sv) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6728492B1 (en) * | 2000-12-01 | 2004-04-27 | Alcatel | 40 Gbit/s SONET framer with multiple clock-crossing capability |
CN100455034C (zh) * | 2002-02-09 | 2009-01-21 | 中兴通讯股份有限公司 | 基于光同步数字传送体系分插复用设备的交叉级联系统 |
CN1905426B (zh) * | 2005-07-28 | 2010-07-14 | 中兴通讯股份有限公司 | 一种sdh系统光板下支路时隙时分优化配置方法 |
CN101179351B (zh) * | 2006-11-07 | 2012-05-09 | 中兴通讯股份有限公司 | 同步数字体系设备空时分交叉时隙资源的动态分配方法 |
CN101026426B (zh) * | 2007-01-16 | 2011-07-13 | 烽火通信科技股份有限公司 | 一种支路接口装置以及保护槽位灵活配置的方法 |
CN101141213B (zh) * | 2007-02-12 | 2011-05-25 | 中兴通讯股份有限公司 | 多时分模块的时隙优化配置方法 |
CN101924959B (zh) * | 2009-06-11 | 2013-06-12 | 中兴通讯股份有限公司 | 一种光同步数字体系网络中的业务调整方法及装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4012762A1 (de) * | 1990-04-21 | 1991-10-24 | Standard Elektrik Lorenz Ag | Verfahren zur synchronisation eines nach einer digitalen synchronen hierarchie rahmenstrukturierten systemes |
GB9012436D0 (en) * | 1990-06-04 | 1990-07-25 | Plessey Telecomm | Sdh rejustification |
JP2723699B2 (ja) * | 1991-07-31 | 1998-03-09 | 日本電気株式会社 | Tu−3ポインター付替処理方式 |
-
1992
- 1992-04-23 FI FI921824A patent/FI95981C/sv active
-
1993
- 1993-04-23 DK DK93908980T patent/DK0637414T3/da active
- 1993-04-23 DE DE69328968T patent/DE69328968T2/de not_active Expired - Lifetime
- 1993-04-23 WO PCT/FI1993/000173 patent/WO1993022856A1/en active IP Right Grant
- 1993-04-23 AU AU39555/93A patent/AU3955593A/en not_active Abandoned
- 1993-04-23 EP EP93908980A patent/EP0637414B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0637414A1 (en) | 1995-02-08 |
FI921824A0 (sv) | 1992-04-23 |
WO1993022856A1 (en) | 1993-11-11 |
DE69328968D1 (de) | 2000-08-10 |
FI95981C (sv) | 1996-04-10 |
DK0637414T3 (da) | 2000-10-16 |
FI95981B (sv) | 1995-12-29 |
EP0637414B1 (en) | 2000-07-05 |
AU3955593A (en) | 1993-11-29 |
DE69328968T2 (de) | 2000-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HC | Name/ company changed in application |
Owner name: NOKIA TELECOMMUNICATIONS OY |
|
BB | Publication of examined application |