IL59468A - Apparatus for generating an exchange pulse train for use in a telecommunications system - Google Patents
Apparatus for generating an exchange pulse train for use in a telecommunications systemInfo
- Publication number
- IL59468A IL59468A IL59468A IL5946880A IL59468A IL 59468 A IL59468 A IL 59468A IL 59468 A IL59468 A IL 59468A IL 5946880 A IL5946880 A IL 5946880A IL 59468 A IL59468 A IL 59468A
- Authority
- IL
- Israel
- Prior art keywords
- pulse train
- generator
- exchange
- led
- exchange pulse
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
- H04J3/0688—Change of the master or reference, e.g. take-over or failure of the master
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Exchange Systems With Centralized Control (AREA)
- Mobile Radio Communication Systems (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792907608 DE2907608A1 (de) | 1979-02-27 | 1979-02-27 | Schaltungsanordnung zur takterzeugung in fernmeldeanlagen, insbesondere zeitmultiplex-digital-vermittlungsanlagen |
Publications (2)
Publication Number | Publication Date |
---|---|
IL59468A0 IL59468A0 (en) | 1980-05-30 |
IL59468A true IL59468A (en) | 1982-11-30 |
Family
ID=6064011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL59468A IL59468A (en) | 1979-02-27 | 1980-02-25 | Apparatus for generating an exchange pulse train for use in a telecommunications system |
Country Status (7)
Country | Link |
---|---|
US (1) | US4330854A (fr) |
EP (1) | EP0014945B1 (fr) |
JP (1) | JPS55117349A (fr) |
AT (1) | ATE3606T1 (fr) |
DE (2) | DE2907608A1 (fr) |
IL (1) | IL59468A (fr) |
ZA (1) | ZA801100B (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3207245A1 (de) * | 1982-02-25 | 1983-09-01 | Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin | Verfahren und schaltungsanordnung zur phasenrichtigen takterzeugung in digitalen kommunikationssystemen, z.b. fernsprechvermittlungsanlagen |
DE3227848A1 (de) * | 1982-07-26 | 1984-01-26 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur takterzeugung in fernmeldeanlagen, insbesondere zeitmultiplex-digital-vermittlungsanlagen |
DE3227849A1 (de) * | 1982-07-26 | 1984-01-26 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur takterzeugung in fernmeldeanlagen, insbesondere zeitmultiplex-digital-vermittlungsanlagen |
JPS5997245A (ja) * | 1982-11-26 | 1984-06-05 | Fujitsu Ltd | 二重化された時分割多元接続方式の通信装置における同期方式 |
JPS59106261U (ja) * | 1982-12-29 | 1984-07-17 | 日本電気株式会社 | トリガ−回路 |
US4583054A (en) * | 1984-11-13 | 1986-04-15 | Rca Corporation | Frequency time standard failure monitor |
US4860285A (en) * | 1987-10-21 | 1989-08-22 | Advanced Micro Devices, Inc. | Master/slave synchronizer |
ATE96956T1 (de) * | 1989-03-31 | 1993-11-15 | Siemens Ag | Verfahren zum synchronisieren der phase von taktsignalen zweier taktgeneratoren in kommunikationsnetzen. |
ATE130988T1 (de) * | 1989-09-27 | 1995-12-15 | Siemens Ag | Taktversorgung für multiplexsysteme. |
US5391996A (en) * | 1993-11-19 | 1995-02-21 | General Instrument Corporation Of Delaware | Techniques for generating two high frequency signals with a constant phase difference over a wide frequency band |
US5631933A (en) * | 1996-02-21 | 1997-05-20 | Hewlett-Packard Company | Phase-locked digital synthesizers |
US5748569A (en) * | 1996-12-19 | 1998-05-05 | Dsc Telecom L.P. | Apparatus and method for clock alignment and switching |
DE19947095A1 (de) * | 1999-09-30 | 2001-05-03 | Siemens Ag | Vorrichtung zur Synchronisierung des Rahmentaktes in Einheiten/Knoten datenübertragender Systeme |
US6297702B1 (en) * | 2000-01-10 | 2001-10-02 | Honeywell International Inc. | Phase lock loop system and method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3522455A (en) * | 1967-07-27 | 1970-08-04 | Bendix Corp | Method and means of synchronizing timing pulses of a three channel triplicated system |
SE347826B (fr) * | 1970-11-20 | 1972-08-14 | Ericsson Telefon Ab L M | |
US3803568A (en) * | 1973-04-06 | 1974-04-09 | Gte Automatic Electric Lab Inc | System clock for electronic communication systems |
NL7309770A (nl) * | 1973-07-13 | 1975-01-15 | Bell Telephone Mfg | Besturingsinrichting. |
US3974333A (en) * | 1975-09-24 | 1976-08-10 | Bell Telephone Laboratories, Incorporated | Adaptive synchronization system |
DE2636150C2 (de) * | 1976-08-11 | 1984-10-25 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und Anordnung zur phasengenauen Synchronisation von Grundgeneratoren |
DE2737713C2 (de) * | 1977-08-22 | 1983-09-29 | Siemens AG, 1000 Berlin und 8000 München | Zeitmultiplex-Digital-Vermittlungsanlage, insbesondere PCM-Fernsprechvermittlungsanlage, mit doppelt vorgesehenen Koppelfeldeinrichtungen |
-
1979
- 1979-02-27 DE DE19792907608 patent/DE2907608A1/de not_active Withdrawn
-
1980
- 1980-02-12 US US06/120,910 patent/US4330854A/en not_active Expired - Lifetime
- 1980-02-12 AT AT80100711T patent/ATE3606T1/de not_active IP Right Cessation
- 1980-02-12 DE DE8080100711T patent/DE3063404D1/de not_active Expired
- 1980-02-12 EP EP80100711A patent/EP0014945B1/fr not_active Expired
- 1980-02-25 IL IL59468A patent/IL59468A/xx unknown
- 1980-02-26 ZA ZA00801100A patent/ZA801100B/xx unknown
- 1980-02-27 JP JP2289180A patent/JPS55117349A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3063404D1 (en) | 1983-07-07 |
DE2907608A1 (de) | 1980-08-28 |
EP0014945B1 (fr) | 1983-05-25 |
JPS55117349A (en) | 1980-09-09 |
IL59468A0 (en) | 1980-05-30 |
ZA801100B (en) | 1981-03-25 |
US4330854A (en) | 1982-05-18 |
ATE3606T1 (de) | 1983-06-15 |
EP0014945A1 (fr) | 1980-09-03 |
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