DE60028652D1 - Hybride Raum/Boden-Strahlformung - Google Patents

Hybride Raum/Boden-Strahlformung

Info

Publication number
DE60028652D1
DE60028652D1 DE60028652T DE60028652T DE60028652D1 DE 60028652 D1 DE60028652 D1 DE 60028652D1 DE 60028652 T DE60028652 T DE 60028652T DE 60028652 T DE60028652 T DE 60028652T DE 60028652 D1 DE60028652 D1 DE 60028652D1
Authority
DE
Germany
Prior art keywords
beam shaping
ground beam
hybrid space
hybrid
space
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
DE60028652T
Other languages
English (en)
Other versions
DE60028652T2 (de
Inventor
Victor S Reinhardt
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.)
DirecTV Group Inc
Original Assignee
Hughes Electronics 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 Hughes Electronics Corp filed Critical Hughes Electronics Corp
Publication of DE60028652D1 publication Critical patent/DE60028652D1/de
Application granted granted Critical
Publication of DE60028652T2 publication Critical patent/DE60028652T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H01Q1/288—Satellite antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/40—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with phasing matrix
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
DE60028652T 1999-05-04 2000-05-02 Hybride Raum/Boden-Strahlformung Expired - Lifetime DE60028652T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US305269 1999-05-04
US09/305,269 US6571081B1 (en) 1999-05-04 1999-05-04 Hybridized space/ground beam forming

Publications (2)

Publication Number Publication Date
DE60028652D1 true DE60028652D1 (de) 2006-07-27
DE60028652T2 DE60028652T2 (de) 2007-05-16

Family

ID=23180115

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60028652T Expired - Lifetime DE60028652T2 (de) 1999-05-04 2000-05-02 Hybride Raum/Boden-Strahlformung

Country Status (4)

Country Link
US (1) US6571081B1 (de)
EP (1) EP1050926B1 (de)
DE (1) DE60028652T2 (de)
IL (1) IL135916A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961589B2 (en) * 2001-09-28 2011-06-14 Intel Corporation System and related methods for introducing sub-carrier diversity in a wideband communication system
US6782248B2 (en) * 2002-01-11 2004-08-24 Northrop Grumman Corporation Frequency scalable, low self-generated noise frequency source
US20030134635A1 (en) * 2002-01-11 2003-07-17 Lane Daniel R. Intermediate frequency transponded payload implementation
KR100575906B1 (ko) * 2002-10-25 2006-05-02 미츠비시 후소 트럭 앤드 버스 코포레이션 핸드 패턴 스위치 장치
US7155193B2 (en) * 2004-03-22 2006-12-26 Sierra Monolithics, Inc. Multi-channel filtering system for transceiver architectures
US20070152869A1 (en) * 2005-12-30 2007-07-05 Woodington Walter G Multichannel processing of signals in a radar system
US20080056189A1 (en) * 2006-08-29 2008-03-06 Wildblue Communications, Inc. Network-Access Satellite Communication System
EP1965511A1 (de) * 2007-02-28 2008-09-03 Eutelsat SA Multiplexierung der Aufwärtsfrequenzen
US7792070B1 (en) * 2007-04-13 2010-09-07 Douglas Burr Multi-beam satellite network to maximize bandwidth utilization
FR2950762B1 (fr) * 2009-09-28 2011-10-21 Astrium Sas Systeme de telecommunications par satellite multifaisceaux et procede de formation de faisceaux
US9236934B1 (en) 2009-10-16 2016-01-12 Viasat, Inc. Satellite system architecture for coverage areas of disparate demand
US9413067B2 (en) 2013-03-12 2016-08-09 Huawei Technologies Co., Ltd. Simple 2D phase-mode enabled beam-steering means
US10270524B2 (en) 2014-04-15 2019-04-23 Space Systems/Loral, Llc Broadband satellite payload architecture
US9848370B1 (en) * 2015-03-16 2017-12-19 Rkf Engineering Solutions Llc Satellite beamforming
MY183129A (en) * 2015-04-10 2021-02-15 Viasat Inc End-to-end beamforming systems and satellites
US10355774B2 (en) 2015-04-10 2019-07-16 Viasat, Inc. End-to-end beamforming system
US10581501B2 (en) * 2016-06-16 2020-03-03 Telefonaktiebolaget Lm Ericsson (Publ) Flexible analog architecture for sectorization

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931802A (en) * 1988-03-11 1990-06-05 Communications Satellite Corporation Multiple spot-beam systems for satellite communications
US5220320A (en) * 1988-03-11 1993-06-15 Comsat Switch matrix including both B switching elements and crossbar switch matrices
US4901085A (en) 1988-09-23 1990-02-13 Spar Aerospace Limited Divided LLBFN/HMPA transmitted architecture
US5132694A (en) 1989-06-29 1992-07-21 Ball Corporation Multiple-beam array antenna
EP0446610A1 (de) 1990-03-07 1991-09-18 Hughes Aircraft Company Vergrösserte phasengesteuerte Gruppenantenne mit digitalem Strahlformungsnetzwerk
US5736959A (en) * 1991-10-28 1998-04-07 Teledesic Corporation Earth-fixed cell beam management for satellite communication system using dielectic lens-focused scanning beam antennas
US5422647A (en) * 1993-05-07 1995-06-06 Space Systems/Loral, Inc. Mobile communication satellite payload
US5539730A (en) * 1994-01-11 1996-07-23 Ericsson Ge Mobile Communications Inc. TDMA/FDMA/CDMA hybrid radio access methods
US5943324A (en) * 1994-01-11 1999-08-24 Ericsson, Inc. Methods and apparatus for mobile station to mobile station communications in a mobile satellite communication system
US5589834A (en) * 1994-04-22 1996-12-31 Stanford Telecommunications, Inc. Cost effective geosynchronous mobile satellite communication system
JPH0837482A (ja) 1994-07-21 1996-02-06 Mitsubishi Electric Corp 通信装置
US5835487A (en) * 1995-12-08 1998-11-10 Worldspace International Network, Inc. Satellite direct radio broadcast system
US5784030A (en) * 1996-06-06 1998-07-21 Hughes Electronics Corporation Calibration method for satellite communications payloads using hybrid matrices
US5903549A (en) 1997-02-21 1999-05-11 Hughes Electronics Corporation Ground based beam forming utilizing synchronized code division multiplexing

Also Published As

Publication number Publication date
EP1050926B1 (de) 2006-06-14
IL135916A (en) 2004-02-08
DE60028652T2 (de) 2007-05-16
IL135916A0 (en) 2001-05-20
EP1050926A2 (de) 2000-11-08
EP1050926A3 (de) 2002-07-31
US6571081B1 (en) 2003-05-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: WITTE, WELLER & PARTNER, 70178 STUTTGART