DE69732008D1 - Übergabe einer Verbindung in einer nicht-geostationären Satelliten-Konstellation - Google Patents
Übergabe einer Verbindung in einer nicht-geostationären Satelliten-KonstellationInfo
- Publication number
- DE69732008D1 DE69732008D1 DE69732008T DE69732008T DE69732008D1 DE 69732008 D1 DE69732008 D1 DE 69732008D1 DE 69732008 T DE69732008 T DE 69732008T DE 69732008 T DE69732008 T DE 69732008T DE 69732008 D1 DE69732008 D1 DE 69732008D1
- Authority
- DE
- Germany
- Prior art keywords
- passing
- connection
- geostationary satellite
- satellite constellation
- constellation
- 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
- H04B7/18558—Arrangements for managing communications, i.e. for setting up, maintaining or releasing a call between stations
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)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9612349 | 1996-10-08 | ||
FR9612349A FR2754408B1 (fr) | 1996-10-08 | 1996-10-08 | Transfert d'une communication dans une constellation de satellites non-geostationnaires |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69732008D1 true DE69732008D1 (de) | 2005-01-27 |
DE69732008T2 DE69732008T2 (de) | 2005-12-29 |
Family
ID=9496529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69732008T Expired - Fee Related DE69732008T2 (de) | 1996-10-08 | 1997-10-03 | Übergabe einer Verbindung in einer nicht-geostationären Satelliten-Konstellation |
Country Status (5)
Country | Link |
---|---|
US (1) | US5884164A (de) |
EP (1) | EP0836289B1 (de) |
JP (1) | JPH10126833A (de) |
DE (1) | DE69732008T2 (de) |
FR (1) | FR2754408B1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI105596B (fi) * | 1996-05-27 | 2000-09-15 | Nokia Networks Oy | Menetelmä matkaviestimen sijainnin selvittämiseksi |
FR2760155B1 (fr) * | 1997-02-26 | 1999-03-26 | France Telecom | Transfert d'une communication dans une constellation de satellites non-geostationnaires |
US6108538A (en) * | 1997-12-01 | 2000-08-22 | Motorola, Inc. | Method and apparatus for dynamically controlling hand-off thresholds in a satellite cellular communication system |
US6131026A (en) * | 1997-12-05 | 2000-10-10 | Telefonaktiebolaget L M Ericsson (Publ) | Release resource message transmission for unsupported calling service calls |
US6246874B1 (en) * | 1998-04-29 | 2001-06-12 | Hughes Electronics Corporation | Method and apparatus for predicting spot beam and satellite handover in a mobile satellite communication network |
WO2000025539A1 (fr) * | 1998-10-26 | 2000-05-04 | Mitsubishi Denki Kabushiki Kaisha | Selection d'une ligne de communication et dispositif de communication mobile |
JP2000315972A (ja) * | 1999-05-06 | 2000-11-14 | Nec Corp | 衛星通信システム及びそのハンドオーバ処理方法 |
US7054593B2 (en) | 2000-09-28 | 2006-05-30 | The Boeing Company | Return link design for PSD limited mobile satellite communication systems |
US6747960B2 (en) | 2001-12-21 | 2004-06-08 | The Boeing Company | Closed loop power control for TDMA links |
KR100862192B1 (ko) * | 2006-12-11 | 2008-10-09 | 한국전자통신연구원 | 무선 네트워크 시스템 및 그의 ip 핸드오프 처리 방법 |
WO2008072837A1 (en) * | 2006-12-11 | 2008-06-19 | Electronics And Telecommunications Research Institute | Mobile network system and method for processing ip handoff thereof |
US8189708B2 (en) * | 2008-08-08 | 2012-05-29 | The Boeing Company | System and method for accurate downlink power control of composite QPSK modulated signals |
JPWO2022123902A1 (de) * | 2020-12-09 | 2022-06-16 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5619551A (en) * | 1991-09-26 | 1997-04-08 | Nec Corporation | Cellular telephone exchange system which allows setting of connections between the base station transmitter-receivers and base station controllers base on movement of the mobile station |
US5390339A (en) * | 1991-10-23 | 1995-02-14 | Motorola Inc. | Method and apparatus for selecting a serving transceiver |
US5483664A (en) * | 1993-07-26 | 1996-01-09 | Motorola, Inc. | Cellular communications with scheduled handoffs |
US5642355A (en) * | 1995-09-29 | 1997-06-24 | Telefonaktiebolaget Lm Ericsson | Method of supporting extended range in a TDMA system |
-
1996
- 1996-10-08 FR FR9612349A patent/FR2754408B1/fr not_active Expired - Fee Related
-
1997
- 1997-10-03 DE DE69732008T patent/DE69732008T2/de not_active Expired - Fee Related
- 1997-10-03 EP EP97402328A patent/EP0836289B1/de not_active Expired - Lifetime
- 1997-10-07 US US08/946,385 patent/US5884164A/en not_active Expired - Fee Related
- 1997-10-08 JP JP9290560A patent/JPH10126833A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE69732008T2 (de) | 2005-12-29 |
US5884164A (en) | 1999-03-16 |
EP0836289A1 (de) | 1998-04-15 |
JPH10126833A (ja) | 1998-05-15 |
FR2754408B1 (fr) | 1998-11-13 |
FR2754408A1 (fr) | 1998-04-10 |
EP0836289B1 (de) | 2004-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: FRANCE TELECOM, PARIS, FR |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |