DE60019992D1 - Anordnung und Verfahren für zellulare Kommunikation durch Satellit mit Steuerung des Strahlendiagrams der Antennen - Google Patents

Anordnung und Verfahren für zellulare Kommunikation durch Satellit mit Steuerung des Strahlendiagrams der Antennen

Info

Publication number
DE60019992D1
DE60019992D1 DE60019992T DE60019992T DE60019992D1 DE 60019992 D1 DE60019992 D1 DE 60019992D1 DE 60019992 T DE60019992 T DE 60019992T DE 60019992 T DE60019992 T DE 60019992T DE 60019992 D1 DE60019992 D1 DE 60019992D1
Authority
DE
Germany
Prior art keywords
antennas
satellite
arrangement
control
cellular communication
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 - Lifetime
Application number
DE60019992T
Other languages
English (en)
Other versions
DE60019992T2 (de
Inventor
Eldad Perahia
Donald C Wilcoxson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northrop Grumman Systems Corp
Original Assignee
Northrop Grumman Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Northrop Grumman Corp filed Critical Northrop Grumman Corp
Publication of DE60019992D1 publication Critical patent/DE60019992D1/de
Application granted granted Critical
Publication of DE60019992T2 publication Critical patent/DE60019992T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18515—Transmission equipment in satellites or space-based relays
DE60019992T 1999-02-22 2000-02-09 Anordnung und Verfahren für zellulare Kommunikation durch Satellit mit Steuerung des Strahlendiagrams der Antennen Expired - Lifetime DE60019992T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US255175 1999-02-22
US09/255,175 US6188896B1 (en) 1999-02-22 1999-02-22 Cellular satellite communication system and method for controlling antenna gain pattern therein

Publications (2)

Publication Number Publication Date
DE60019992D1 true DE60019992D1 (de) 2005-06-16
DE60019992T2 DE60019992T2 (de) 2006-02-23

Family

ID=22967176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60019992T Expired - Lifetime DE60019992T2 (de) 1999-02-22 2000-02-09 Anordnung und Verfahren für zellulare Kommunikation durch Satellit mit Steuerung des Strahlendiagrams der Antennen

Country Status (3)

Country Link
US (1) US6188896B1 (de)
EP (1) EP1032141B1 (de)
DE (1) DE60019992T2 (de)

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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
US6606076B2 (en) 2000-02-28 2003-08-12 The Ohio State University Reflective panel for wireless applications
US7024190B1 (en) * 2000-03-02 2006-04-04 Orbcomm Llc Method of random access communication using subbanding and variable length messages
US6388615B1 (en) * 2000-06-06 2002-05-14 Hughes Electronics Corporation Micro cell architecture for mobile user tracking communication system
US7200360B1 (en) 2000-06-15 2007-04-03 The Directv Group, Inc. Communication system as a secondary platform with frequency reuse
US6725013B1 (en) 2000-06-15 2004-04-20 Hughes Electronics Corporation Communication system having frequency reuse in non-blocking manner
US6859652B2 (en) 2000-08-02 2005-02-22 Mobile Satellite Ventures, Lp Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis
US6895217B1 (en) 2000-08-21 2005-05-17 The Directv Group, Inc. Stratospheric-based communication system for mobile users having adaptive interference rejection
US6868269B1 (en) 2000-08-28 2005-03-15 The Directv Group, Inc. Integrating coverage areas of multiple transponder platforms
US6763242B1 (en) 2000-09-14 2004-07-13 The Directv Group, Inc. Resource assignment system and method for determining the same
US7317916B1 (en) 2000-09-14 2008-01-08 The Directv Group, Inc. Stratospheric-based communication system for mobile users using additional phased array elements for interference rejection
US7720472B1 (en) 2000-09-14 2010-05-18 The Directv Group, Inc. Stratospheric-based communication system having interference cancellation
US7369847B1 (en) * 2000-09-14 2008-05-06 The Directv Group, Inc. Fixed cell communication system with reduced interference
US6388634B1 (en) 2000-10-31 2002-05-14 Hughes Electronics Corporation Multi-beam antenna communication system and method
US7792488B2 (en) 2000-12-04 2010-09-07 Atc Technologies, Llc Systems and methods for transmitting electromagnetic energy over a wireless channel having sufficiently weak measured signal strength
US6891813B2 (en) * 2000-12-12 2005-05-10 The Directv Group, Inc. Dynamic cell CDMA code assignment system and method
US7809403B2 (en) 2001-01-19 2010-10-05 The Directv Group, Inc. Stratospheric platforms communication system using adaptive antennas
US7187949B2 (en) * 2001-01-19 2007-03-06 The Directv Group, Inc. Multiple basestation communication system having adaptive antennas
US8396513B2 (en) * 2001-01-19 2013-03-12 The Directv Group, Inc. Communication system for mobile users using adaptive antenna
US7089037B2 (en) * 2003-01-15 2006-08-08 Nortel Networks Limited System and method for improving capacity gain while maintaining call performance in a wireless communications system
US20060240784A1 (en) * 2005-04-22 2006-10-26 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US8498669B2 (en) * 2005-06-16 2013-07-30 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US8280430B2 (en) * 2005-11-02 2012-10-02 Qualcomm Incorporated Antenna array calibration for multi-input multi-output wireless communication systems
US9118111B2 (en) * 2005-11-02 2015-08-25 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US8050628B2 (en) * 2007-07-17 2011-11-01 M.N.C. Microsat Networks (Cyprus) Limited Systems and methods for mitigating radio relay link interference in mobile satellite communications
WO2009015093A1 (en) * 2007-07-20 2009-01-29 Viasat, Inc. Capacity maximization for a unicast spot beam satellite system
US8193975B2 (en) * 2008-11-12 2012-06-05 Atc Technologies Iterative antenna beam forming systems/methods
FR2987194B1 (fr) * 2012-02-16 2014-03-07 Eutelsat Sa Procede de generation d'un diagramme d'emission ou de reception d'une antenne d'un satellite
EP2908224B1 (de) * 2012-10-15 2020-08-19 Sony Interactive Entertainment Inc. Steuerungsvorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4085368A (en) * 1976-08-30 1978-04-18 Bell Telephone Laboratories, Incorporated Interference canceling method and apparatus
US5134423A (en) 1990-11-26 1992-07-28 The United States Of America As Represented By The Secretary Of The Air Force Low sidelobe resistive reflector antenna
US5227802A (en) * 1991-12-23 1993-07-13 Motorola, Inc. Satellite system cell management
CA2101141C (en) 1992-09-17 1997-10-28 Parthasarathy Ramanujam Equalized offset fed shaped reflector antenna system and technique for equalizing same
US5546097A (en) 1992-12-22 1996-08-13 Hughes Aircraft Company Shaped dual reflector antenna system for generating a plurality of beam coverages
US5894590A (en) * 1995-07-31 1999-04-13 Motorola, Inc. Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof
US5754138A (en) * 1996-10-30 1998-05-19 Motorola, Inc. Method and intelligent digital beam forming system for interference mitigation
US5875180A (en) * 1997-02-06 1999-02-23 Globalstar L.P. Satellite telephone interference avoidance system

Also Published As

Publication number Publication date
EP1032141A2 (de) 2000-08-30
DE60019992T2 (de) 2006-02-23
US6188896B1 (en) 2001-02-13
EP1032141B1 (de) 2005-05-11
EP1032141A3 (de) 2003-03-19

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