DE1905532B2 - Schaltung zur synchronisierung der takt und oder traeger frequenz bei der impulsbuendelweisen uebertragung von digi talen signalen ueber nachrichten satelliten zwischen meh reren bodenstationen mittels zeitmultiplex - Google Patents
Schaltung zur synchronisierung der takt und oder traeger frequenz bei der impulsbuendelweisen uebertragung von digi talen signalen ueber nachrichten satelliten zwischen meh reren bodenstationen mittels zeitmultiplexInfo
- Publication number
- DE1905532B2 DE1905532B2 DE19691905532 DE1905532A DE1905532B2 DE 1905532 B2 DE1905532 B2 DE 1905532B2 DE 19691905532 DE19691905532 DE 19691905532 DE 1905532 A DE1905532 A DE 1905532A DE 1905532 B2 DE1905532 B2 DE 1905532B2
- Authority
- DE
- Germany
- Prior art keywords
- synchronization
- pulse
- take
- circuit
- carrier frequency
- 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.)
- Pending
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691905532 DE1905532B2 (de) | 1968-10-16 | 1969-02-05 | Schaltung zur synchronisierung der takt und oder traeger frequenz bei der impulsbuendelweisen uebertragung von digi talen signalen ueber nachrichten satelliten zwischen meh reren bodenstationen mittels zeitmultiplex |
US864818A US3646444A (en) | 1968-10-16 | 1969-10-08 | Method and apparatus for synchronizing the transmission of digital signals between ground stations via a communications satellite |
CA064796A CA927025A (en) | 1968-10-16 | 1969-10-14 | Method and apparatus for synchronizing the transmission or digital signals between ground stations via a communications satellite |
FR6935319A FR2023319A1 (de) | 1968-10-16 | 1969-10-15 | |
GB50909/69A GB1292325A (en) | 1968-10-16 | 1969-10-16 | Method and circuit arrangement for the transmission by time division multiple acces of digital signals between a plurality of earth stations via a repeater station provided in space by a communication satellite |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681803263 DE1803263A1 (de) | 1968-10-16 | 1968-10-16 | Verfahren und Schaltungsanordnung zur Synchronisierung der Takt- und/oder Traegerfrequenz bei der UEbertragung von digitalen Signalen ueber Nachrichtensatelliten zwischen mehreren Bodenstationen mittels Vielfachzugriffs im Zeitmultiplex |
DE19691905532 DE1905532B2 (de) | 1968-10-16 | 1969-02-05 | Schaltung zur synchronisierung der takt und oder traeger frequenz bei der impulsbuendelweisen uebertragung von digi talen signalen ueber nachrichten satelliten zwischen meh reren bodenstationen mittels zeitmultiplex |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1905532A1 DE1905532A1 (de) | 1970-09-17 |
DE1905532B2 true DE1905532B2 (de) | 1971-06-03 |
Family
ID=25756269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19691905532 Pending DE1905532B2 (de) | 1968-10-16 | 1969-02-05 | Schaltung zur synchronisierung der takt und oder traeger frequenz bei der impulsbuendelweisen uebertragung von digi talen signalen ueber nachrichten satelliten zwischen meh reren bodenstationen mittels zeitmultiplex |
Country Status (5)
Country | Link |
---|---|
US (1) | US3646444A (de) |
CA (1) | CA927025A (de) |
DE (1) | DE1905532B2 (de) |
FR (1) | FR2023319A1 (de) |
GB (1) | GB1292325A (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1264395B (de) * | 1965-11-29 | 1968-03-28 | Karl Kammer | Vorrichtung zum Heften mittels Heftklammern |
US3835253A (en) * | 1972-07-10 | 1974-09-10 | Rca Corp | Television communication system with time delay compensation |
DE2450727C1 (de) * | 1974-10-25 | 1979-11-29 | Siemens Ag | Anordnung zur Informationsuebertragung |
JPS5197316A (en) * | 1975-02-24 | 1976-08-26 | Eiseitsushinniokeru shuhasudokihoshiki | |
US4117661A (en) * | 1975-03-10 | 1978-10-03 | Bryant Jr Ellis H | Precision automatic local time decoding apparatus |
US4061974A (en) * | 1976-06-21 | 1977-12-06 | Nasa | Ultra stable frequency distribution system |
US4117405A (en) * | 1976-11-02 | 1978-09-26 | Louis Martinez | Narrow-band radio communication system |
US4231114A (en) * | 1978-02-27 | 1980-10-28 | Motorola, Inc. | Synchronizing means for a two-way communication system |
DE3239256A1 (de) * | 1982-10-23 | 1984-04-26 | Signode Corp., Glenview, Ill. | Heftgeraet |
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 |
US4667865A (en) * | 1984-08-10 | 1987-05-26 | Black & Decker, Inc. | Staple magazine for multiple width staples |
US4732309A (en) * | 1984-08-10 | 1988-03-22 | Black & Decker, Inc. | Staple magazine |
LU86102A1 (fr) * | 1985-09-30 | 1986-03-11 | World Patents Improvements Cy | Appareil de fixation |
US4724992A (en) * | 1985-11-07 | 1988-02-16 | Olympic Company, Ltd. | Electric tacker |
US5239671A (en) * | 1990-11-13 | 1993-08-24 | Pagemart, Inc. | Simulcast satellite paging system with provision for signal interruption |
US5526383A (en) * | 1992-08-14 | 1996-06-11 | Fujitsu Limited | Network control system for controlling relative errors between network nodes |
US5666366A (en) * | 1996-05-24 | 1997-09-09 | National Semiconductor Corporation | Inter-base synchronization technique for a TDMA communication system |
DE19651708A1 (de) * | 1996-12-12 | 1998-06-25 | Altvater Air Data Systems Gmbh | Netz zum Übertragen von Datenpaketen und Verfahren zum Betreiben des Netzes |
DE19914355A1 (de) * | 1999-03-30 | 2000-10-05 | Wolfgang Schaefer | Verfahren zur Synchronisation von Entfernten Uhren über Satellit an eine Zentrale Uhr |
AU2003237265A1 (en) | 2002-05-29 | 2003-12-19 | Thomson Licensing S.A. | Method and apparatus for enabling transmission of a wireless return channel signal in a satellite communications system |
-
1969
- 1969-02-05 DE DE19691905532 patent/DE1905532B2/de active Pending
- 1969-10-08 US US864818A patent/US3646444A/en not_active Expired - Lifetime
- 1969-10-14 CA CA064796A patent/CA927025A/en not_active Expired
- 1969-10-15 FR FR6935319A patent/FR2023319A1/fr not_active Withdrawn
- 1969-10-16 GB GB50909/69A patent/GB1292325A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2023319A1 (de) | 1970-08-21 |
CA927025A (en) | 1973-05-22 |
DE1905532A1 (de) | 1970-09-17 |
GB1292325A (en) | 1972-10-11 |
US3646444A (en) | 1972-02-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
E77 | Valid patent as to the heymanns-index 1977 |