CA2009161A1 - Station terrienne pouvant communiquer sans recours a une station de controle - Google Patents
Station terrienne pouvant communiquer sans recours a une station de controleInfo
- Publication number
- CA2009161A1 CA2009161A1 CA2009161A CA2009161A CA2009161A1 CA 2009161 A1 CA2009161 A1 CA 2009161A1 CA 2009161 A CA2009161 A CA 2009161A CA 2009161 A CA2009161 A CA 2009161A CA 2009161 A1 CA2009161 A1 CA 2009161A1
- Authority
- CA
- Canada
- Prior art keywords
- data signal
- transmission data
- address
- transmission
- earth station
- 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
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
- H04B7/155—Ground-based stations
-
- 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]
- H04B7/2121—Channels assignment to the different stations
- H04B7/2123—Variable assignment, e.g. demand assignment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24871/1989 | 1989-02-03 | ||
JP2487189 | 1989-02-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2009161A1 true CA2009161A1 (fr) | 1990-08-03 |
CA2009161C CA2009161C (fr) | 1994-09-06 |
Family
ID=12150271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002009161A Expired - Lifetime CA2009161C (fr) | 1989-02-03 | 1990-02-02 | Station terrienne pouvant communiquer sans recours a une station de controle |
Country Status (6)
Country | Link |
---|---|
US (2) | US5274626A (fr) |
JP (1) | JPH0817345B2 (fr) |
KR (1) | KR930002769B1 (fr) |
AU (1) | AU624899B2 (fr) |
CA (1) | CA2009161C (fr) |
DE (1) | DE4003380C2 (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5053782A (en) * | 1989-12-13 | 1991-10-01 | Gilat Communication Systems Ltd. | Commercial satellite communications system |
EP0582754A1 (fr) * | 1992-08-11 | 1994-02-16 | Alcatel Bell-Sdt S.A. | Système de communication mobile avec des moyens de modulation numériques linéaires |
JPH0738611B2 (ja) * | 1993-01-05 | 1995-04-26 | 日本電気株式会社 | 衛星通信システム |
JPH06284085A (ja) * | 1993-03-25 | 1994-10-07 | Toshiba Corp | ディジタル無線通信装置 |
US5557617A (en) * | 1995-02-24 | 1996-09-17 | Harris Corporation | Frequency division switching using RF buss |
US5907541A (en) * | 1997-09-17 | 1999-05-25 | Lockheed Martin Corp. | Architecture for an integrated mobile and fixed telecommunications system including a spacecraft |
JP3080920B2 (ja) | 1998-02-20 | 2000-08-28 | 埼玉日本電気株式会社 | 衛星移動通信システムにおける送信予約方法 |
JP2001308771A (ja) * | 2000-04-26 | 2001-11-02 | Mitsubishi Electric Corp | 衛星チャネル割当方法および衛星通信システムならびに衛星通信用地球局 |
US7024234B2 (en) * | 2002-09-20 | 2006-04-04 | Lyle Aaron Margulies | Method and apparatus for monitoring the autonomic nervous system |
US7613160B2 (en) * | 2002-12-24 | 2009-11-03 | Intel Corporation | Method and apparatus to establish communication with wireless communication networks |
EP1627476B1 (fr) * | 2003-05-27 | 2015-10-21 | TELEFONAKTIEBOLAGET LM ERICSSON (publ) | Planificateur et procede de planification de donnees destinees a la communication entre une station de noeud et plusieurs terminaux radio |
JP5955627B2 (ja) * | 2012-05-02 | 2016-07-20 | シャープ株式会社 | 無線通信装置、無線通信方法、処理装置、プログラム |
FR3033469B1 (fr) * | 2015-03-02 | 2018-05-18 | Thales | Procede et systeme de transmission multi-utilisateur 4d-tdma |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3778715A (en) * | 1971-08-11 | 1973-12-11 | Communications Satellite Corp | Tdma satellite communications system with rapid automatic re-entry following brief outages of earth station equipment |
US4135156A (en) * | 1974-06-20 | 1979-01-16 | Sanders Associates, Inc. | Satellite communications system incorporating ground relay station through which messages between terminal stations are routed |
GB1565490A (en) * | 1977-10-13 | 1980-04-23 | Ibm | Communication network |
NL7806618A (nl) * | 1978-06-20 | 1979-12-27 | Philips Nv | Satellietcommunicatiestelsel voor spraak en telegrafie. |
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 |
US4320504A (en) * | 1980-03-07 | 1982-03-16 | Ibm Corporation | Mechanism for synchronization of data ports in TDMA communication |
USRE32905F1 (en) * | 1980-10-20 | 1992-11-10 | Satellite communications system and apparatus | |
AT391234B (de) * | 1981-09-08 | 1990-09-10 | Center Nachrichtentechnische A | Drahtloser telefonapparat |
US4574378A (en) * | 1982-06-14 | 1986-03-04 | Nec Corporation | Multiple access system and method |
US4599720A (en) * | 1982-07-06 | 1986-07-08 | International Business Machines Corporation | Satellite communications system |
US4594706A (en) * | 1983-04-22 | 1986-06-10 | Nec Corporation | Packet communication systems |
US4639937A (en) * | 1983-12-07 | 1987-01-27 | Harris Corporation | HF avalanche relay communication technique |
US4630267A (en) * | 1983-12-23 | 1986-12-16 | International Business Machines Corporation | Programmable timing and synchronization circuit for a TDMA communications controller |
CA1220830A (fr) * | 1984-12-28 | 1987-04-21 | David S. Drynan | Transmission de numeros d'ordre d'information dans un systeme de transmission de donnees par paquet |
US4813036A (en) * | 1985-11-27 | 1989-03-14 | National Exchange, Inc. | Fully interconnected spot beam satellite communication system |
CA1261080A (fr) * | 1985-12-30 | 1989-09-26 | Shunichiro Tejima | Systeme de communication par satellite a acces multiple aleatoire et a reservation de tranches de temps |
JPH07123314B2 (ja) * | 1986-05-09 | 1995-12-25 | 日本電気株式会社 | 無線通信装置 |
DE3644175A1 (de) * | 1986-12-23 | 1988-07-14 | Messerschmitt Boelkow Blohm | Verfahren zur uebertragung von daten mit satelliten |
DE3881063T2 (de) * | 1987-01-16 | 1993-12-23 | Nec Corp | TDMA-System und Methode geschickt zur individuellen Kontrolle der elektrischen Stärke von Data-bursts. |
DE3706240A1 (de) * | 1987-02-26 | 1988-09-08 | Ant Nachrichtentech | Verfahren und funkrufsystem zum selektiven uebermitteln von rufen an mobile teilnehmer |
JPH0681113B2 (ja) * | 1987-09-21 | 1994-10-12 | 日本電気株式会社 | 時分割多重無線通信システム |
US5012469A (en) * | 1988-07-29 | 1991-04-30 | Karamvir Sardana | Adaptive hybrid multiple access protocols |
US5003534A (en) * | 1988-08-26 | 1991-03-26 | Scientific Atlanta | Link utilization control mechanism for demand assignment satellite communications network |
-
1990
- 1990-02-01 JP JP2020384A patent/JPH0817345B2/ja not_active Expired - Lifetime
- 1990-02-02 US US07/474,500 patent/US5274626A/en not_active Expired - Lifetime
- 1990-02-02 CA CA002009161A patent/CA2009161C/fr not_active Expired - Lifetime
- 1990-02-03 KR KR1019900001381A patent/KR930002769B1/ko not_active IP Right Cessation
- 1990-02-05 AU AU49143/90A patent/AU624899B2/en not_active Expired
- 1990-02-05 DE DE4003380A patent/DE4003380C2/de not_active Expired - Lifetime
-
1992
- 1992-05-04 US US07/878,200 patent/US5299188A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR900013732A (ko) | 1990-09-06 |
AU4914390A (en) | 1990-08-09 |
AU624899B2 (en) | 1992-06-25 |
US5299188A (en) | 1994-03-29 |
DE4003380C2 (de) | 1994-04-21 |
KR930002769B1 (ko) | 1993-04-10 |
DE4003380A1 (de) | 1990-08-09 |
JPH0817345B2 (ja) | 1996-02-21 |
US5274626A (en) | 1993-12-28 |
JPH02298127A (ja) | 1990-12-10 |
CA2009161C (fr) | 1994-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |