SE370833B - - Google Patents
Info
- Publication number
- SE370833B SE370833B SE7116220A SE1622071A SE370833B SE 370833 B SE370833 B SE 370833B SE 7116220 A SE7116220 A SE 7116220A SE 1622071 A SE1622071 A SE 1622071A SE 370833 B SE370833 B SE 370833B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/212—Time-division multiple access [TDMA]
- H04B7/2125—Synchronisation
- H04B7/2126—Synchronisation using a reference station
- H04B7/2128—Changing of the reference station
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3313370 | 1970-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE370833B true SE370833B (fr) | 1974-10-28 |
Family
ID=11236638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7116220A SE370833B (fr) | 1970-12-17 | 1971-12-17 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3761814A (fr) |
| AU (1) | AU455389B2 (fr) |
| BE (1) | BE774415A (fr) |
| CA (1) | CA970487A (fr) |
| CH (1) | CH541259A (fr) |
| DE (1) | DE2159384A1 (fr) |
| ES (1) | ES395091A1 (fr) |
| FR (1) | FR2111113A5 (fr) |
| GB (1) | GB1349658A (fr) |
| NL (1) | NL7117417A (fr) |
| SE (1) | SE370833B (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1037853B (it) * | 1974-05-21 | 1979-11-20 | Licentia Gmbh | Procedimento e disposizione dei circuiti per la sincronizzazione di quadri di impulsi nella trasmissione delle informazioni secondo il sistema multiplex a divisione di tempo attraverso satelliti di telecomunicazione |
| US4054753A (en) * | 1975-10-20 | 1977-10-18 | Digital Communications Corporation | Double sync burst TDMA system |
| FR2436535A1 (fr) * | 1978-09-15 | 1980-04-11 | Ibm France | Procede et systeme de synchronisation d'un reseau de communication a acces multiple par repartition dans le temps et utilisant un satellite ayant plusieurs antennes a faisceau directif sur des frequences differentes |
| US4397018A (en) * | 1979-10-17 | 1983-08-02 | Ibm Corporation | Baton passing method and apparatus for maintaining synchronization in a TDMA satellite communication system |
| CA1166366A (fr) * | 1979-10-17 | 1984-04-24 | John W. Fennel, Jr. | Methode et appareil de transfert pour maintenir la synchronisation dans un systeme de communication par satellite amrt |
| US4574379A (en) * | 1983-06-16 | 1986-03-04 | At&T Bell Laboratories | Synchronization technique for non-colocated TV signals in a TDMA satellite communication system |
| US4688216A (en) * | 1984-05-10 | 1987-08-18 | Nec Corporation | Station relief arrangement for use in relieving operation of a reference station in a TDMA network without reduction of frame availability |
| US4688217A (en) * | 1984-08-31 | 1987-08-18 | Nec Corporation | Method of implementing burst acquisition control in TDMA system |
| JPH0618337B2 (ja) * | 1988-02-23 | 1994-03-09 | 日本電気株式会社 | 衛星通信方式 |
| US6728535B2 (en) | 2001-05-02 | 2004-04-27 | The Boeing Company | Fail-over of forward link equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3683116A (en) * | 1969-07-16 | 1972-08-08 | Communications Satellite Corp | Terrestrial interface unit |
-
1971
- 1971-06-25 CH CH934171A patent/CH541259A/it not_active IP Right Cessation
- 1971-08-26 CA CA121,465A patent/CA970487A/en not_active Expired
- 1971-08-28 ES ES395091A patent/ES395091A1/es not_active Expired
- 1971-09-07 GB GB4163071A patent/GB1349658A/en not_active Expired
- 1971-10-07 FR FR7136129A patent/FR2111113A5/fr not_active Expired
- 1971-10-25 BE BE774415A patent/BE774415A/fr unknown
- 1971-11-30 DE DE19712159384 patent/DE2159384A1/de active Pending
- 1971-12-14 AU AU36835/71A patent/AU455389B2/en not_active Expired
- 1971-12-15 US US00208336A patent/US3761814A/en not_active Expired - Lifetime
- 1971-12-17 NL NL7117417A patent/NL7117417A/xx unknown
- 1971-12-17 SE SE7116220A patent/SE370833B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3761814A (en) | 1973-09-25 |
| CA970487A (en) | 1975-07-01 |
| NL7117417A (fr) | 1972-06-20 |
| BE774415A (fr) | 1972-02-14 |
| FR2111113A5 (fr) | 1972-06-02 |
| GB1349658A (en) | 1974-04-10 |
| ES395091A1 (es) | 1974-12-01 |
| DE2159384A1 (de) | 1972-07-13 |
| AU455389B2 (en) | 1974-11-21 |
| CH541259A (it) | 1973-08-31 |
| AU3683571A (en) | 1973-06-21 |