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DE60040389D1 - Räumliche multiplexierung einer verzargungsverbindung in einem satelliten kommunikationssystem - Google Patents

Räumliche multiplexierung einer verzargungsverbindung in einem satelliten kommunikationssystem

Info

Publication number
DE60040389D1
DE60040389D1 DE60040389T DE60040389T DE60040389D1 DE 60040389 D1 DE60040389 D1 DE 60040389D1 DE 60040389 T DE60040389 T DE 60040389T DE 60040389 T DE60040389 T DE 60040389T DE 60040389 D1 DE60040389 D1 DE 60040389D1
Authority
DE
Germany
Prior art keywords
user
feeder
channels
beams
fdma
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
DE60040389T
Other languages
English (en)
Inventor
Leonard N Schiff
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE60040389D1 publication Critical patent/DE60040389D1/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
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • 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
    • H04B7/2041—Spot beam multiple access
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
DE60040389T 1999-06-25 2000-06-22 Räumliche multiplexierung einer verzargungsverbindung in einem satelliten kommunikationssystem Expired - Lifetime DE60040389D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/344,818 US6317420B1 (en) 1999-06-25 1999-06-25 Feeder link spatial multiplexing in a satellite communication system
PCT/US2000/017756 WO2001001606A1 (en) 1999-06-25 2000-06-22 Feeder link spatial multiplexing in a satellite communication system

Publications (1)

Publication Number Publication Date
DE60040389D1 true DE60040389D1 (de) 2008-11-13

Family

ID=23352182

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60040389T Expired - Lifetime DE60040389D1 (de) 1999-06-25 2000-06-22 Räumliche multiplexierung einer verzargungsverbindung in einem satelliten kommunikationssystem

Country Status (10)

Country Link
US (1) US6317420B1 (de)
EP (1) EP1192740B1 (de)
JP (1) JP2003503888A (de)
KR (1) KR100755217B1 (de)
CN (1) CN100399724C (de)
AT (1) ATE409990T1 (de)
AU (1) AU5641600A (de)
DE (1) DE60040389D1 (de)
HK (1) HK1046789B (de)
WO (1) WO2001001606A1 (de)

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US6891813B2 (en) 2000-12-12 2005-05-10 The Directv Group, Inc. Dynamic cell CDMA code assignment system and method
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US8396513B2 (en) 2001-01-19 2013-03-12 The Directv Group, Inc. Communication system for mobile users using adaptive antenna
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US7149254B2 (en) * 2001-09-06 2006-12-12 Intel Corporation Transmit signal preprocessing based on transmit antennae correlations for multiple antennae systems
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CA2467822A1 (en) * 2001-11-20 2003-05-30 Qualcomm Incorporated Reverse link power controlled repeater
US7336719B2 (en) * 2001-11-28 2008-02-26 Intel Corporation System and method for transmit diversity base upon transmission channel delay spread
CN100399723C (zh) * 2002-02-01 2008-07-02 阿尔卡特公司 混合多点卫星广播系统中有效利用频率的系统和方法
US7012978B2 (en) * 2002-03-26 2006-03-14 Intel Corporation Robust multiple chain receiver
US20030235252A1 (en) * 2002-06-19 2003-12-25 Jose Tellado Method and system of biasing a timing phase estimate of data segments of a received signal
US7379758B2 (en) * 2002-07-23 2008-05-27 Qualcomm Incorporated Satellite communication system constituted with primary and back-up multi-beam satellites
US8358971B2 (en) 2002-07-23 2013-01-22 Qualcomm Incorporated Satellite-based programmable allocation of bandwidth for forward and return links
US6965755B1 (en) * 2002-11-08 2005-11-15 The Directv Group, Inc. Comprehensive network monitoring at broadcast satellite sites located outside of the broadcast service area
US7831263B2 (en) * 2002-11-08 2010-11-09 Qualcomm Incorporated Apparatus and method for determining the location of a repeater
US7715838B2 (en) * 2003-04-02 2010-05-11 The Boeing Company Aircraft based cellular system
US7653349B1 (en) 2003-06-18 2010-01-26 The Directv Group, Inc. Adaptive return link for two-way satellite communication systems
US7525934B2 (en) * 2003-09-24 2009-04-28 Qualcomm Incorporated Mixed reuse of feeder link and user link bandwidth
CA2562045A1 (en) * 2004-04-05 2005-11-03 Qualcomm Incorporated Repeater that reports detected neighbors
WO2005103753A1 (en) * 2004-04-05 2005-11-03 Qualcomm Incorporated Repeater with positioning capabilities
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US7778596B2 (en) * 2004-07-29 2010-08-17 Qualcomm Incorporated Airlink sensing watermarking repeater
GB0423394D0 (en) * 2004-10-21 2004-11-24 Eads Astrium Ltd Improvements in the flexibility of communications satellite payloads
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WO2006099501A1 (en) * 2005-03-15 2006-09-21 Atc Technologies, Llc Methods and systems providing adaptive feeder links for ground based beam forming and related systems and satellites
US20070155318A1 (en) * 2006-01-04 2007-07-05 Globalstar, Inc. Satellite communication system employing a combination of time slots and orthogonal codes
US9014619B2 (en) * 2006-05-30 2015-04-21 Atc Technologies, Llc Methods and systems for satellite communications employing ground-based beam forming with spatially distributed hybrid matrix amplifiers
WO2008108885A2 (en) 2006-09-26 2008-09-12 Viasat, Inc. Improved spot beam satellite systems
EP2868005A1 (de) * 2012-06-29 2015-05-06 Agence Spatiale Européenne System und verfahren zur mehrstrahligen satellitenkommunikation sowie satellitennutzlast zur durchführung solch eines verfahrens
FR3037748B1 (fr) * 2015-06-19 2017-06-16 Thales Sa Satellite de telecommunication multifaisceaux, systeme de telecommunication associe et procede de transfert intercellulaire
US9906245B2 (en) 2015-09-15 2018-02-27 Raytheon Company Point-to-point communications link
BR112019007888A2 (pt) * 2016-10-21 2019-07-02 Viasat Inc satélite, sistema de comunicações por satélite, e método para a formação de feixes
FR3062267B1 (fr) * 2017-01-20 2020-10-02 Airbus Defence & Space Sas Architecture de charge utile d’un satellite de telecommunications
US10673675B2 (en) 2017-07-12 2020-06-02 Qualcomm Incorporated Techniques and apparatuses for multiplexing schemes for millimeter wave downlink single carrier waveforms
JP7236370B2 (ja) * 2019-11-01 2023-03-09 Ｈａｐｓモバイル株式会社 Ｈａｐｓのマルチフィーダリンクにおけるスペクトル拡散パイロット信号を用いた伝搬路応答測定及び干渉キャンセリング
KR102839362B1 (ko) * 2023-09-04 2025-07-28 한국항공우주연구원 저궤도 지상안테나 rf 시스템, 및 저궤도 지상안테나 rf 시스템의 설계 방법

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Also Published As

Publication number Publication date
HK1046789B (zh) 2009-03-27
CN100399724C (zh) 2008-07-02
US6317420B1 (en) 2001-11-13
ATE409990T1 (de) 2008-10-15
EP1192740B1 (de) 2008-10-01
EP1192740A1 (de) 2002-04-03
AU5641600A (en) 2001-01-31
KR20020016848A (ko) 2002-03-06
KR100755217B1 (ko) 2007-09-04
JP2003503888A (ja) 2003-01-28
WO2001001606A1 (en) 2001-01-04
CN1370354A (zh) 2002-09-18
HK1046789A1 (zh) 2003-01-24

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Legal Events

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8364 No opposition during term of opposition