US4085368A
(en)
|
1976-08-30 |
1978-04-18 |
Bell Telephone Laboratories, Incorporated |
Interference canceling method and apparatus
|
US4236161A
(en)
|
1978-09-18 |
1980-11-25 |
Bell Telephone Laboratories, Incorporated |
Array feed for offset satellite antenna
|
JPS5997239A
(ja)
|
1982-11-27 |
1984-06-05 |
Nec Corp |
非静止型通信衛星追尾方式
|
US5303286A
(en)
|
1991-03-29 |
1994-04-12 |
Space Systems/Loral, Inc. |
Wireless telephone/satellite roaming system
|
US4689625A
(en)
|
1984-11-06 |
1987-08-25 |
Martin Marietta Corporation |
Satellite communications system and method therefor
|
US4819227A
(en)
|
1986-08-14 |
1989-04-04 |
Hughes Aircraft Company |
Satellite communications system employing frequency reuse
|
US4823341A
(en)
|
1986-08-14 |
1989-04-18 |
Hughes Aircraft Company |
Satellite communications system having frequency addressable high gain downlink beams
|
AU5813090A
(en)
|
1989-04-25 |
1990-11-16 |
Geostar Corporation |
Communication system employing multiple relay satellites operating on common downlink frequency
|
US5206658A
(en)
|
1990-10-31 |
1993-04-27 |
Rockwell International Corporation |
Multiple beam antenna system
|
US5227802A
(en)
|
1991-12-23 |
1993-07-13 |
Motorola, Inc. |
Satellite system cell management
|
US5444449A
(en)
|
1993-12-15 |
1995-08-22 |
International Mobile Satellite Organization |
System and method for reducing interference between satellites
|
WO1996031016A1
(en)
|
1995-03-29 |
1996-10-03 |
International Mobile Satellite Organization |
Method and apparatus for limiting interference between satellite systems
|
US6236834B1
(en)
|
1993-12-15 |
2001-05-22 |
International Mobile Satellite Organization |
Method and apparatus for limiting interference between satellite systems
|
US5619503A
(en)
|
1994-01-11 |
1997-04-08 |
Ericsson Inc. |
Cellular/satellite communications system with improved frequency re-use
|
US6157811A
(en)
|
1994-01-11 |
2000-12-05 |
Ericsson Inc. |
Cellular/satellite communications system with improved frequency re-use
|
US6169910B1
(en)
|
1994-12-30 |
2001-01-02 |
Focused Energy Holding Inc. |
Focused narrow beam communication system
|
US5678174A
(en)
|
1995-04-24 |
1997-10-14 |
Motorola |
Communication system which predicts good opportunities for communication
|
US5584047A
(en)
*
|
1995-05-25 |
1996-12-10 |
Tuck; Edward F. |
Methods and apparatus for augmenting satellite broadcast system
|
US5592481A
(en)
|
1995-06-06 |
1997-01-07 |
Globalstar L.P. |
Multiple satellite repeater capacity loading with multiple spread spectrum gateway antennas
|
US5894590A
(en)
|
1995-07-31 |
1999-04-13 |
Motorola, Inc. |
Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof
|
AU6709396A
(en)
|
1995-08-11 |
1997-03-12 |
Ramot University Authority For Applied Research And Industrial Development Ltd. |
High altitude cellular communication system platform
|
US5732351A
(en)
|
1995-08-31 |
1998-03-24 |
Motorola, Inc. |
Communication system and method for single channel hand-offs
|
US5612701A
(en)
|
1995-09-18 |
1997-03-18 |
Motorola, Inc. |
Adaptive beam pointing method and apparatus for a communication system
|
GB2339099B
(en)
|
1995-10-24 |
2000-05-31 |
Inmarsat Ltd |
Satellite radiodetermination
|
US6324398B1
(en)
|
1996-02-26 |
2001-11-27 |
Lucent Technologies Inc. |
Wireless telecommunications system having airborne base station
|
US5974317A
(en)
|
1996-11-08 |
1999-10-26 |
Lucent Technologies, Inc. |
Cell-clustering arrangements and corresponding antenna patterns for wireless communication networks employing high-altitude aeronautical antenna platforms
|
US5896558A
(en)
|
1996-12-19 |
1999-04-20 |
Globalstar L.P. |
Interactive fixed and mobile satellite network
|
US6151308A
(en)
|
1996-12-30 |
2000-11-21 |
Motorola, Inc. |
Elevated communication hub and method of operation therefor
|
US5949766A
(en)
|
1996-12-30 |
1999-09-07 |
Motorola, Inc. |
Ground device for communicating with an elevated communication hub and method of operation thereof
|
US5875180A
(en)
|
1997-02-06 |
1999-02-23 |
Globalstar L.P. |
Satellite telephone interference avoidance system
|
US5974324A
(en)
|
1997-02-10 |
1999-10-26 |
Ericsson Inc. |
Adaptive frequency reuse plan
|
US5903549A
(en)
|
1997-02-21 |
1999-05-11 |
Hughes Electronics Corporation |
Ground based beam forming utilizing synchronized code division multiplexing
|
US5946603A
(en)
|
1997-04-25 |
1999-08-31 |
Motorola, Inc. |
Method and apparatus to respond to a blockage environment in a communication system
|
US6333924B1
(en)
|
1997-05-02 |
2001-12-25 |
Uscx |
High latitude geostationary satellite system
|
US5790070A
(en)
|
1997-05-05 |
1998-08-04 |
Motorola, Inc. |
Network and method for controlling steerable beams
|
US6167263A
(en)
*
|
1997-05-16 |
2000-12-26 |
Spherecore, Inc. |
Aerial communications network including a plurality of aerial platforms
|
US6002935A
(en)
|
1997-05-22 |
1999-12-14 |
At&T Corp |
Wireless communications cellular architecture for improving communications resource allocation
|
US5990928A
(en)
|
1997-05-30 |
1999-11-23 |
Rockwell International Corporation |
Method and apparatus for receiving broadcast entertainment transmissions at a moving receiver station
|
US6125261A
(en)
|
1997-06-02 |
2000-09-26 |
Hughes Electronics Corporation |
Method and system for communicating high rate data in a satellite-based communications network
|
US6019318A
(en)
|
1997-06-16 |
2000-02-01 |
Hugehs Electronics Corporation |
Coordinatable system of inclined geosynchronous satellite orbits
|
US6178328B1
(en)
|
1998-06-11 |
2001-01-23 |
Nortel Networks Corporation |
Method and system for solving cellular communications frequency planning problem
|
US6138012A
(en)
|
1997-08-04 |
2000-10-24 |
Motorola, Inc. |
Method and apparatus for reducing signal blocking in a satellite communication system
|
US6105060A
(en)
|
1997-09-05 |
2000-08-15 |
Worldspace, Inc. |
System for providing global portable internet access using low earth orbit satellite and satellite direct radio broadcast system
|
WO1999013598A1
(en)
|
1997-09-08 |
1999-03-18 |
Angel Technologies Corporation |
Wireless communication using atmospheric platform
|
US6047186A
(en)
|
1997-10-06 |
2000-04-04 |
Nortel Networks Corporation |
Method and system for solving cellular communications frequency planning problem
|
US6215776B1
(en)
|
1997-10-08 |
2001-04-10 |
Lockheed Martin Missiles & Space Company |
Satellite communication system
|
US5966371A
(en)
|
1997-10-17 |
1999-10-12 |
At&T Corp. |
Method and system for reducing interbeam interference and multipath fading in bent-pipe satellite communications systems
|
US6434384B1
(en)
|
1997-10-17 |
2002-08-13 |
The Boeing Company |
Non-uniform multi-beam satellite communications system and method
|
US6061562A
(en)
|
1997-10-30 |
2000-05-09 |
Raytheon Company |
Wireless communication using an airborne switching node
|
US6317412B1
(en)
|
1997-12-12 |
2001-11-13 |
Stanford Telecommunications, Inc. |
Increased capacity in an OCDMA system for frequency isolation
|
US6173178B1
(en)
|
1997-12-16 |
2001-01-09 |
Trw Inc. |
Satellite beam pattern for non-uniform population distribution
|
EP0967739A1
(de)
*
|
1998-06-24 |
1999-12-29 |
ICO Services Ltd. |
Zelleigenschaftsmessung in Idle Modus und Übertragung zum Zentral bei Rufbegin
|
FR2782214B1
(fr)
|
1998-08-06 |
2006-11-10 |
Alsthom Cge Alkatel |
Procede d'allocation de liens entre un ensemble de zones et un ensemble de satellites
|
US6205320B1
(en)
|
1998-09-04 |
2001-03-20 |
Richard Coleman |
System for satellite to airship to gateway/customer premise equipment, and airship to airship, high data rate relay
|
US6088341A
(en)
|
1998-09-28 |
2000-07-11 |
Teledesic Llc |
Method for reducing co-channel of cross-polarization interference in a satellite data communication system by offsetting channel frequencies
|
US6311068B1
(en)
|
1998-10-19 |
2001-10-30 |
At&T Corp. |
Method and apparatus for a high-capacity cellular network by improved sectorization and interleaved channel assignment
|
US6257526B1
(en)
|
1998-11-09 |
2001-07-10 |
Hughes Electronics Corporation |
Satellite system and method of deploying same
|
US6337980B1
(en)
|
1999-03-18 |
2002-01-08 |
Hughes Electronics Corporation |
Multiple satellite mobile communications method and apparatus for hand-held terminals
|
US6208626B1
(en)
|
1998-12-24 |
2001-03-27 |
Charles R. Brewer |
Real-time satellite communication system using separate control and data transmission paths
|
US6678520B1
(en)
|
1999-01-07 |
2004-01-13 |
Hughes Electronics Corporation |
Method and apparatus for providing wideband services using medium and low earth orbit satellites
|
US6327523B2
(en)
|
1999-01-21 |
2001-12-04 |
Hughes Electronics Corporation |
Overhead system of inclined eccentric geosynchronous orbitting satellites
|
US6188896B1
(en)
|
1999-02-22 |
2001-02-13 |
Trw Inc. |
Cellular satellite communication system and method for controlling antenna gain pattern therein
|
US6317420B1
(en)
|
1999-06-25 |
2001-11-13 |
Qualcomm Inc. |
Feeder link spatial multiplexing in a satellite communication system
|
US6622006B1
(en)
*
|
2000-02-02 |
2003-09-16 |
Hughes Electronics Corporation |
System and method for detecting a link outage
|
SE514816C2
(sv)
|
2000-03-02 |
2001-04-30 |
Sandvik Ab |
Duplext rostfritt stål
|
US7027769B1
(en)
|
2000-03-31 |
2006-04-11 |
The Directv Group, Inc. |
GEO stationary communications system with minimal delay
|
US6963548B1
(en)
|
2000-04-17 |
2005-11-08 |
The Directv Group, Inc. |
Coherent synchronization of code division multiple access signals
|
DE60127758T2
(de)
|
2000-05-22 |
2007-12-27 |
Hughes Electronics Corp., El Segundo |
Drahtloses Kommunikationssystem mit mehreren Plattformen für verschiedene Benutzerarten
|
WO2001091310A2
(en)
|
2000-05-22 |
2001-11-29 |
Hughes Electronics Corporation |
Multi-node point-to-point satellite communication system employing multiple geo satellites
|
EP1232579B1
(de)
|
2000-05-30 |
2007-02-21 |
Hughes Electronics Corporation |
Drahtloses kommunikationssystem mit mehreren knoten, das mehrere sendeplattenformen aufweist
|
US6388615B1
(en)
|
2000-06-06 |
2002-05-14 |
Hughes Electronics Corporation |
Micro cell architecture for mobile user tracking communication system
|
US6725013B1
(en)
*
|
2000-06-15 |
2004-04-20 |
Hughes Electronics Corporation |
Communication system having frequency reuse in non-blocking manner
|
US6892068B2
(en)
|
2000-08-02 |
2005-05-10 |
Mobile Satellite Ventures, Lp |
Coordinated satellite-terrestrial frequency reuse
|
US6567052B1
(en)
|
2000-11-21 |
2003-05-20 |
Hughes Electronics Corporation |
Stratospheric platform system architecture with adjustment of antenna boresight angles
|