DE69605980D1 - Niedrig fliegende Satelliten-Kommunikationsanordnung , Station un Endgerät dafür - Google Patents
Niedrig fliegende Satelliten-Kommunikationsanordnung , Station un Endgerät dafürInfo
- Publication number
- DE69605980D1 DE69605980D1 DE69605980T DE69605980T DE69605980D1 DE 69605980 D1 DE69605980 D1 DE 69605980D1 DE 69605980 T DE69605980 T DE 69605980T DE 69605980 T DE69605980 T DE 69605980T DE 69605980 D1 DE69605980 D1 DE 69605980D1
- Authority
- DE
- Germany
- Prior art keywords
- station
- low
- satellite communication
- communication arrangement
- terminal therefor
- 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 - Fee Related
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
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18539—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection
- H04B7/18541—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection for handover of resources
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9506931A FR2735302B1 (fr) | 1995-06-12 | 1995-06-12 | Systeme de communication par satellites a defilement, station et terminal y inclus |
US08/661,665 US6128488A (en) | 1995-06-12 | 1996-06-11 | Non-geostationary satellite communication systems, and station and terminal thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69605980D1 true DE69605980D1 (de) | 2000-02-10 |
DE69605980T2 DE69605980T2 (de) | 2000-08-03 |
Family
ID=26232021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69605980T Expired - Fee Related DE69605980T2 (de) | 1995-06-12 | 1996-06-10 | Niedrig fliegende Satelliten-Kommunikationsanordnung , Station un Endgerät dafür |
Country Status (5)
Country | Link |
---|---|
US (1) | US6128488A (de) |
EP (1) | EP0749218B1 (de) |
JP (1) | JPH098720A (de) |
DE (1) | DE69605980T2 (de) |
FR (1) | FR2735302B1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999029052A1 (de) * | 1997-11-28 | 1999-06-10 | Daimler-Benz Aerospace Ag | Verfahren zur nachrichtenübertragung zwischen einer erdgebundenen station und satelliten und anordnung zur durchführung eines solchen verfahrens |
US6661996B1 (en) * | 1998-07-14 | 2003-12-09 | Globalstar L.P. | Satellite communication system providing multi-gateway diversity to a mobile user terminal |
US6381289B1 (en) * | 1998-09-01 | 2002-04-30 | Ericsson Inc. | Demodulation method in high speed asynchronous time division multiplexed packet data transmission |
SE520787C2 (sv) * | 1998-10-23 | 2003-08-26 | Ericsson Telefon Ab L M | Satellitterminal |
FR2793631B1 (fr) * | 1999-05-10 | 2001-07-27 | Centre Nat Etd Spatiales | Terminal de communication bidirectionnel multmedia |
EP1071228B1 (de) * | 1999-07-20 | 2009-04-15 | Texas Instruments Inc. | Drahtloses Netzwerk mit Kalibrierung von steuerbaren Antennen über unabhängigen Kontrollpfad |
US6400927B1 (en) * | 1999-08-30 | 2002-06-04 | Motorola, Inc. | Method and apparatus for a mapping receiver |
GB2373971B (en) * | 1999-11-16 | 2003-10-01 | Comsat Corp | Distributed control architecture for mobile systems with overlapping service coverage regions |
JP3658277B2 (ja) * | 2000-04-28 | 2005-06-08 | 株式会社日立製作所 | 非静止衛星を使用する通信或いは放送の親側システムあるいは子側装置 |
US20050164664A1 (en) * | 2000-07-21 | 2005-07-28 | Difonzo Daniel F. | Dynamically reconfigurable wireless networks (DRWiN) and methods for operating such networks |
FR2817419A1 (fr) * | 2000-11-24 | 2002-05-31 | Cit Alcatel | Procede et systeme de telecommunication multimedia par satellites |
US6775533B2 (en) * | 2001-07-27 | 2004-08-10 | Nokia Corporation | Apparatus, and associated method, for transferring data between a first target entity and a second target entity of a mobile radio communication system |
US7220365B2 (en) * | 2001-08-13 | 2007-05-22 | New Qu Energy Ltd. | Devices using a medium having a high heat transfer rate |
US6811720B2 (en) * | 2001-08-13 | 2004-11-02 | New Qu Energy Ltd. | Medium having a high heat transfer rate |
US20030236177A1 (en) * | 2002-03-05 | 2003-12-25 | Wu Margaret May-Som | Novel lubricant blend composition |
US7113743B2 (en) * | 2003-09-11 | 2006-09-26 | Atc Technologies, Llc | Systems and methods for inter-system sharing of satellite communications frequencies within a common footprint |
EP2615749B1 (de) * | 2011-12-20 | 2017-12-06 | Thales Alenia Space Schweiz AG | Verfahren zur optischen datenübertragung aus der erdbeobachtung auf die erde und entsprechendens kommunikationssystem |
WO2015166383A2 (en) * | 2014-04-27 | 2015-11-05 | Novelsat Ltd. | Handover between satellites using a single modem |
US9408129B2 (en) * | 2014-06-17 | 2016-08-02 | Gogo Llc | Multiple modem communication system and method for a mobile platform |
US9888426B2 (en) * | 2015-05-01 | 2018-02-06 | Qualcomm Incorporated | Handoff for satellite communication |
US9681337B2 (en) * | 2015-08-05 | 2017-06-13 | Qualcomm Incorporated | Satellite-to-satellite handoff in satellite communications system |
US10674417B2 (en) | 2018-07-23 | 2020-06-02 | Hughes Network Systems, Llc | Hitless satellite-to-satellite handovers using a phased array antenna |
BR112021006648A2 (pt) * | 2018-10-08 | 2021-07-13 | Telefonaktiebolaget Lm Ericsson (Publ) | adaptação de procedimentos de camada phy para uma ran em movimento em redes não terrestres |
EP3866521A1 (de) * | 2020-02-17 | 2021-08-18 | Mitsubishi Electric R&D Centre Europe B.V. | Verringerung der übergabebedingten rach-anfragen in nicht-terrestrischen netzwerken |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3437317A1 (de) * | 1984-10-11 | 1986-04-24 | Deutsche Bundespost, vertreten durch den Präsidenten des Fernmeldetechnischen Zentralamtes, 6100 Darmstadt | Funkuebertragungsverfahren ueber erdsatelliten |
JP2822432B2 (ja) * | 1989-03-30 | 1998-11-11 | 日本電気株式会社 | 無線システムのチャネル選択方法 |
US5161248A (en) * | 1989-10-02 | 1992-11-03 | Motorola, Inc. | Method of predicting cell-to-cell hand-offs for a satellite cellular communications system |
US5101501A (en) * | 1989-11-07 | 1992-03-31 | Qualcomm Incorporated | Method and system for providing a soft handoff in communications in a cdma cellular telephone system |
JP3190660B2 (ja) * | 1990-06-13 | 2001-07-23 | ソニー株式会社 | メッセージ伝送システム |
FR2681995B1 (fr) * | 1991-10-01 | 1993-12-10 | Alcatel Espace | Procede de basculement du trafic dans un systeme de communications par satellites en orbite basse a destination de terminaux et systeme de communications mettant en óoeuvre un tel procede. |
CA2121349A1 (en) * | 1991-11-08 | 1993-05-13 | David Palmer Patterson | Beam compensation methods for satellite communication system |
-
1995
- 1995-06-12 FR FR9506931A patent/FR2735302B1/fr not_active Expired - Fee Related
-
1996
- 1996-06-10 EP EP96401241A patent/EP0749218B1/de not_active Expired - Lifetime
- 1996-06-10 DE DE69605980T patent/DE69605980T2/de not_active Expired - Fee Related
- 1996-06-11 US US08/661,665 patent/US6128488A/en not_active Expired - Fee Related
- 1996-06-12 JP JP15114996A patent/JPH098720A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2735302B1 (fr) | 1997-07-11 |
US6128488A (en) | 2000-10-03 |
DE69605980T2 (de) | 2000-08-03 |
JPH098720A (ja) | 1997-01-10 |
EP0749218B1 (de) | 2000-01-05 |
FR2735302A1 (fr) | 1996-12-13 |
EP0749218A1 (de) | 1996-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |