FR2725860A1 - Procede et systeme de synchronisation d'un reseau de telecommunication - Google Patents
Procede et systeme de synchronisation d'un reseau de telecommunication Download PDFInfo
- Publication number
- FR2725860A1 FR2725860A1 FR9412349A FR9412349A FR2725860A1 FR 2725860 A1 FR2725860 A1 FR 2725860A1 FR 9412349 A FR9412349 A FR 9412349A FR 9412349 A FR9412349 A FR 9412349A FR 2725860 A1 FR2725860 A1 FR 2725860A1
- Authority
- FR
- France
- Prior art keywords
- signal
- delay
- reference signal
- transmission
- digital multiplex
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- 230000005540 biological transmission Effects 0.000 claims abstract description 105
- 230000001360 synchronised effect Effects 0.000 claims abstract description 32
- 230000000737 periodic effect Effects 0.000 claims abstract description 23
- 230000002596 correlated effect Effects 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims description 21
- 230000037431 insertion Effects 0.000 claims description 21
- 239000003550 marker Substances 0.000 claims description 16
- 230000000875 corresponding effect Effects 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 8
- 230000002123 temporal effect Effects 0.000 claims description 7
- 230000003111 delayed effect Effects 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000012550 audit Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 14
- 230000001934 delay Effects 0.000 description 9
- 238000000605 extraction Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000033764 rhythmic process Effects 0.000 description 5
- 238000010200 validation analysis Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 230000009131 signaling function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9412349A FR2725860A1 (fr) | 1994-10-17 | 1994-10-17 | Procede et systeme de synchronisation d'un reseau de telecommunication |
| EP95935494A EP0787388A1 (fr) | 1994-10-17 | 1995-10-13 | Procede et systeme de synchronisation d'un reseau de telecommunication en onde commune |
| PCT/FR1995/001353 WO1996012360A1 (fr) | 1994-10-17 | 1995-10-13 | Procede et systeme de synchronisation d'un reseau de telecommunication en onde commune |
| ZA958763A ZA958763B (en) | 1994-10-17 | 1995-10-17 | Method and system for synchronizing a telecommunication network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9412349A FR2725860A1 (fr) | 1994-10-17 | 1994-10-17 | Procede et systeme de synchronisation d'un reseau de telecommunication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2725860A1 true FR2725860A1 (fr) | 1996-04-19 |
| FR2725860B1 FR2725860B1 (enrdf_load_stackoverflow) | 1997-02-14 |
Family
ID=9467914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9412349A Granted FR2725860A1 (fr) | 1994-10-17 | 1994-10-17 | Procede et systeme de synchronisation d'un reseau de telecommunication |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0787388A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2725860A1 (enrdf_load_stackoverflow) |
| WO (1) | WO1996012360A1 (enrdf_load_stackoverflow) |
| ZA (1) | ZA958763B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1278319A3 (de) * | 2001-07-18 | 2006-07-19 | Sven Mulka | Verfahren zur Überwachung der Synchronität von Sendern in einem Gleichwellennetz |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5842134A (en) * | 1995-09-28 | 1998-11-24 | Ericsson Inc. | Auto-alignment of clear voice and low speed digital data signals in a simulcast system |
| DE19617293A1 (de) | 1996-04-30 | 1997-11-20 | Bosch Gmbh Robert | Verfahren zum Aufbau eines Transportdatenstromes |
| FR2927747B1 (fr) | 2008-02-19 | 2010-03-19 | Tdf | Procede de diffusion d'un flux de donnees dans un reseau comprenant une pluralite d'emetteurs, produit programme d'ordinateur, tete de reseau et systeme correspondants. |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053983A (zh) * | 1990-02-08 | 1991-08-21 | 申云 | 用电视信号实现中波、短波、调频、电视共频源同步广播 |
| WO1993011614A1 (en) * | 1991-12-06 | 1993-06-10 | Motorola, Inc. | Technique for measuring channel delay |
| EP0551126A1 (en) * | 1992-01-10 | 1993-07-14 | Nec Corporation | Simulcast radio paging system |
| WO1993025013A1 (en) * | 1992-05-29 | 1993-12-09 | Motorola, Inc. | Method and apparatus for maintaining synchronization in a simulcast system |
-
1994
- 1994-10-17 FR FR9412349A patent/FR2725860A1/fr active Granted
-
1995
- 1995-10-13 EP EP95935494A patent/EP0787388A1/fr not_active Ceased
- 1995-10-13 WO PCT/FR1995/001353 patent/WO1996012360A1/fr not_active Application Discontinuation
- 1995-10-17 ZA ZA958763A patent/ZA958763B/xx unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053983A (zh) * | 1990-02-08 | 1991-08-21 | 申云 | 用电视信号实现中波、短波、调频、电视共频源同步广播 |
| WO1993011614A1 (en) * | 1991-12-06 | 1993-06-10 | Motorola, Inc. | Technique for measuring channel delay |
| EP0551126A1 (en) * | 1992-01-10 | 1993-07-14 | Nec Corporation | Simulcast radio paging system |
| WO1993025013A1 (en) * | 1992-05-29 | 1993-12-09 | Motorola, Inc. | Method and apparatus for maintaining synchronization in a simulcast system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1278319A3 (de) * | 2001-07-18 | 2006-07-19 | Sven Mulka | Verfahren zur Überwachung der Synchronität von Sendern in einem Gleichwellennetz |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0787388A1 (fr) | 1997-08-06 |
| FR2725860B1 (enrdf_load_stackoverflow) | 1997-02-14 |
| WO1996012360A1 (fr) | 1996-04-25 |
| ZA958763B (en) | 1996-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |
Effective date: 20140630 |