DE2714219C2 - - Google Patents
Info
- Publication number
- DE2714219C2 DE2714219C2 DE2714219A DE2714219A DE2714219C2 DE 2714219 C2 DE2714219 C2 DE 2714219C2 DE 2714219 A DE2714219 A DE 2714219A DE 2714219 A DE2714219 A DE 2714219A DE 2714219 C2 DE2714219 C2 DE 2714219C2
- Authority
- DE
- Germany
- Prior art keywords
- output
- input
- address
- phase
- controlled oscillator
- 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
Links
- 238000012935 Averaging Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012549 training 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
- H04J3/0676—Mutual
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop
-
- 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)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Time-Division Multiplex Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7604797A SE398698B (sv) | 1976-04-27 | 1976-04-27 | Anordning for fassynkronisering av en formedlingsstation i ett digitalt telekommunikationsnet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2714219A1 DE2714219A1 (de) | 1977-11-17 |
| DE2714219C2 true DE2714219C2 (US06633600-20031014-M00021.png) | 1987-08-20 |
Family
ID=20327696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772714219 Granted DE2714219A1 (de) | 1976-04-27 | 1977-03-30 | Digitales nachrichtenvermittlungsnetzwerk |
Country Status (28)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1074199B (it) * | 1976-12-23 | 1985-04-17 | Italiana Telecomunicazioni Ora | Memoria elastica per la soppressione del disturbo di fase (jitter)nei sistemi di trasmissione per segnali digitali |
| SE7714965L (sv) * | 1977-12-30 | 1979-07-01 | Ericsson Telefon Ab L M | Anordning for att uppretthalla synkronism i ett digitalt telekommunikationsnet |
| FR2484104A1 (fr) * | 1980-06-06 | 1981-12-11 | Chomette Andre | Boucle d'asservissement a microprocesseur |
| SE430456B (sv) * | 1982-03-10 | 1983-11-14 | Ericsson Telefon Ab L M | Sett och anordning for att fassynkronisera en formedlingstation i ett digitalt telekommunikationsnet |
| SE433282B (sv) * | 1982-09-20 | 1984-05-14 | Ellemtel Utvecklings Ab | Synkroniseringssystem |
| CA1279909C (en) * | 1986-12-15 | 1991-02-05 | Scott Marshall | Apparatus and method for synchronizing a communication system |
| US6392578B1 (en) * | 2000-04-20 | 2002-05-21 | Analog Devices, Inc. | Digital-to-analog converter and a method for facilitating outputting of an analog output of predetermined value from the digital-to-analog converter in response to a digital input code |
| FI121771B (fi) * | 2009-01-16 | 2011-03-31 | Tellabs Oy | Menetelmä ja järjestely kellosignaalin säätämiseksi |
| FI123505B (fi) * | 2011-03-14 | 2013-06-14 | Tellabs Oy | Menetelmä ja laite kellosignaalilähteen ohjaamiseksi |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3311739A (en) * | 1963-01-10 | 1967-03-28 | Ibm | Accumulative multiplier |
| US3504126A (en) * | 1967-05-22 | 1970-03-31 | Bell Telephone Labor Inc | Network synchronization in a time division switching system |
| US3579109A (en) * | 1969-04-02 | 1971-05-18 | Gen Dynamics Corp | Automatic equalizer for digital data transmission systems |
| BE789775A (fr) * | 1971-10-06 | 1973-04-06 | Siemens Ag | Dispositif de synchronisation mutuelle des oscillateurs de cadence de centraux d'un systeme de telecommunications pcm a multiplexage dans le temps |
| US4025720A (en) * | 1975-05-30 | 1977-05-24 | Gte Automatic Electric Laboratories Incorporated | Digital bit rate converter |
-
1976
- 1976-04-27 SE SE7604797A patent/SE398698B/xx not_active IP Right Cessation
-
1977
- 1977-03-26 IN IN452/CAL/77A patent/IN147874B/en unknown
- 1977-03-28 US US05/782,043 patent/US4075428A/en not_active Expired - Lifetime
- 1977-03-30 DE DE19772714219 patent/DE2714219A1/de active Granted
- 1977-04-01 FI FI771016A patent/FI61257C/sv not_active IP Right Cessation
- 1977-04-04 AU AU23947/77A patent/AU500785B2/en not_active Expired
- 1977-04-12 HU HU77EI739A patent/HU176230B/hu unknown
- 1977-04-15 CH CH468477A patent/CH616540A5/de not_active IP Right Cessation
- 1977-04-16 EG EG219/77A patent/EG12839A/xx active
- 1977-04-20 CA CA276,507A patent/CA1101512A/en not_active Expired
- 1977-04-21 FR FR7712026A patent/FR2350012A1/fr active Granted
- 1977-04-21 GB GB16694/77A patent/GB1526637A/en not_active Expired
- 1977-04-25 PL PL1977197630A patent/PL115304B1/pl unknown
- 1977-04-25 AR AR267342A patent/AR210303A1/es active
- 1977-04-25 DD DD7700198590A patent/DD130980A5/xx unknown
- 1977-04-25 MX MX168886A patent/MX144361A/es unknown
- 1977-04-25 YU YU1077/77A patent/YU39800B/xx unknown
- 1977-04-26 CS CS772748A patent/CS226167B2/cs unknown
- 1977-04-26 DK DK182377A patent/DK150436C/da not_active IP Right Cessation
- 1977-04-26 BR BR7702620A patent/BR7702620A/pt unknown
- 1977-04-26 NO NO771452A patent/NO143413C/no unknown
- 1977-04-26 JP JP52048337A patent/JPS6010468B2/ja not_active Expired
- 1977-04-26 BE BE177005A patent/BE853944A/xx not_active IP Right Cessation
- 1977-04-26 SU SU772474805A patent/SU659111A3/ru active
- 1977-04-26 ES ES458184A patent/ES458184A1/es not_active Expired
- 1977-04-27 NL NLAANVRAGE7704612,A patent/NL188442C/xx not_active IP Right Cessation
- 1977-04-27 IT IT22851/77A patent/IT1075507B/it active
-
1980
- 1980-12-30 MY MY25/80A patent/MY8000025A/xx unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |