ES2131077T3 - Sistemas y procedimientos de difusion por radiofrecuencia utilizando dos satelites geosincronos de bajo costo. - Google Patents

Sistemas y procedimientos de difusion por radiofrecuencia utilizando dos satelites geosincronos de bajo costo.

Info

Publication number
ES2131077T3
ES2131077T3 ES92925009T ES92925009T ES2131077T3 ES 2131077 T3 ES2131077 T3 ES 2131077T3 ES 92925009 T ES92925009 T ES 92925009T ES 92925009 T ES92925009 T ES 92925009T ES 2131077 T3 ES2131077 T3 ES 2131077T3
Authority
ES
Spain
Prior art keywords
radio frequency
procedures
low cost
geosynchronous satellites
diffusion systems
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
ES92925009T
Other languages
English (en)
Inventor
Robert D Briskman
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.)
Sirius XM Radio Inc
Original Assignee
Sirius XM Radio 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 Sirius XM Radio Inc filed Critical Sirius XM Radio Inc
Application granted granted Critical
Publication of ES2131077T3 publication Critical patent/ES2131077T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/90—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for satellite broadcast receiving
    • 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

Abstract

SE SUMINISTRA UN SISTEMA PARA EMISIONES DE AUDIO DE ALTA CALIDAD POR RADIOFRECUENCIA PARA RECEPTORES MOVILES EN O CERCA DE LA SUPERFICIE DE LA TIERRA MEDIANTE LA TRANSMISION SUBSTANCIALMENTE SIMULTANEA DE LA MISMA SEÑAL DESDE DOS SATELITES GEOSINCRONOS, ESPECIALMENTE SEPARADOS (NUMERO 1 Y NUMERO 2) SOBRE LA ORBITA GEOSINCRONA QUE ELIMINA VIRTUALMENTE EL DESVANECIMIENTO MULTIPLE Y LA ATENUACION DE LA VEGETACION Y POR LO TANTO SE PERMITA LA UTILIZACION DE UN SEGMENTO DE ESPACIO DE BAJO COSTO.
ES92925009T 1992-04-10 1992-06-18 Sistemas y procedimientos de difusion por radiofrecuencia utilizando dos satelites geosincronos de bajo costo. Expired - Lifetime ES2131077T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/866,910 US5278863A (en) 1992-04-10 1992-04-10 Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites

Publications (1)

Publication Number Publication Date
ES2131077T3 true ES2131077T3 (es) 1999-07-16

Family

ID=25348706

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92925009T Expired - Lifetime ES2131077T3 (es) 1992-04-10 1992-06-18 Sistemas y procedimientos de difusion por radiofrecuencia utilizando dos satelites geosincronos de bajo costo.

Country Status (10)

Country Link
US (2) US5278863A (es)
EP (1) EP0610438B1 (es)
JP (1) JP3078323B2 (es)
AU (1) AU659703B2 (es)
BR (1) BR9205776A (es)
CA (1) CA2103815C (es)
DE (1) DE69229179T2 (es)
ES (1) ES2131077T3 (es)
MX (1) MX9206003A (es)
WO (1) WO1993021717A1 (es)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278863A (en) * 1992-04-10 1994-01-11 Cd Radio Incorporated Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites
US5485485A (en) * 1992-04-10 1996-01-16 Cd Radio Inc. Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites and hemispherical coverage antennas
US5404375A (en) * 1993-08-23 1995-04-04 Westinghouse Electric Corp. Process and apparatus for satellite data communication
US6400926B1 (en) * 1994-06-22 2002-06-04 Ericsson Ge Mobile Communications Inc. Radiocommunication system using geostationary and non-geostationary satellites
US5592471A (en) * 1995-04-21 1997-01-07 Cd Radio Inc. Mobile radio receivers using time diversity to avoid service outages in multichannel broadcast transmission systems
FR2737627B1 (fr) * 1995-08-02 1997-10-03 Europ Agence Spatiale Systeme de transmission de signaux radioelectriques via un satellite de communication geostationnaire, notamment pour des communications avec des terminaux mobiles portables
US6223019B1 (en) 1996-03-14 2001-04-24 Sirius Satellite Radio Inc. Efficient high latitude service area satellite mobile broadcasting systems
US5867530A (en) * 1996-06-14 1999-02-02 Trw Inc. Method and apparatus for accomodating signal blockage in satellite mobile radio systems
US5949796A (en) 1996-06-19 1999-09-07 Kumar; Derek D. In-band on-channel digital broadcasting method and system
US5864579A (en) * 1996-07-25 1999-01-26 Cd Radio Inc. Digital radio satellite and terrestrial ubiquitous broadcasting system using spread spectrum modulation
US6023616A (en) * 1998-03-10 2000-02-08 Cd Radio Inc. Satellite broadcast receiver system
US6560461B1 (en) * 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
US5907582A (en) * 1997-08-11 1999-05-25 Orbital Sciences Corporation System for turbo-coded satellite digital audio broadcasting
US7006788B1 (en) 1997-12-11 2006-02-28 Dyncorp Information Systems Llc Method and system for preventing sun transit outages in point-to-multipoint satellite systems
US6944139B1 (en) 1998-03-27 2005-09-13 Worldspace Management Corporation Digital broadcast system using satellite direct broadcast and terrestrial repeater
ZA983650B (en) * 1998-04-10 1998-11-24 Worldspace Management Corp Digital broadcast system using satellite direct broadcast system and terresterial repeater system
US6728202B1 (en) 1998-12-24 2004-04-27 Agere Systems Inc. Code division multiplex satellite broadcasting system
US6876623B1 (en) 1998-12-02 2005-04-05 Agere Systems Inc. Tuning scheme for code division multiplex broadcasting system
ES2185244T3 (es) 1998-12-03 2003-04-16 Fraunhofer Ges Forschung Aparato y procedimiento para transmitir informacion y aparato y procedimiento para recibir informacion.
US6785553B2 (en) 1998-12-10 2004-08-31 The Directv Group, Inc. Position location of multiple transponding platforms and users using two-way ranging as a calibration reference for GPS
US6337980B1 (en) * 1999-03-18 2002-01-08 Hughes Electronics Corporation Multiple satellite mobile communications method and apparatus for hand-held terminals
US7215954B1 (en) 1999-03-18 2007-05-08 The Directv Group, Inc. Resource allocation method for multi-platform communication system
US6990314B1 (en) 1999-03-18 2006-01-24 The Directv Group, Inc. Multi-node point-to-point satellite communication system employing multiple geo satellites
US6920309B1 (en) 1999-03-18 2005-07-19 The Directv Group, Inc. User positioning technique for multi-platform communication system
US6501941B1 (en) 1999-03-23 2002-12-31 Hughes Electronics Corporation Method for identifying growth limits of handheld services for mobile satellite communications
US6606307B1 (en) * 1999-03-23 2003-08-12 Hughes Electronics Corporation Techniques for utilization of bandwidth space assets
US6154452A (en) * 1999-05-26 2000-11-28 Xm Satellite Radio Inc. Method and apparatus for continuous cross-channel interleaving
US6229824B1 (en) 1999-05-26 2001-05-08 Xm Satellite Radio Inc. Method and apparatus for concatenated convolutional endcoding and interleaving
US7058086B2 (en) * 1999-05-26 2006-06-06 Xm Satellite Radio Inc. Method and apparatus for concatenated convolutional encoding and interleaving
US6549774B1 (en) 1999-11-04 2003-04-15 Xm Satellite Radio Inc. Digital audio service satellite receiver having switchable operating modes for stationary or mobile use
US6347216B1 (en) 1999-11-04 2002-02-12 Xm Satellite Radio Inc. Method and system for providing geographic specific services in a satellite communications network
US6442385B1 (en) 1999-11-04 2002-08-27 Xm Satellite Radio, Inc. Method and apparatus for selectively operating satellites in tundra orbits to reduce receiver buffering requirements for time diversity signals
US6564003B2 (en) * 1999-11-04 2003-05-13 Xm Satellite Radio Inc. Method and apparatus for composite data stream storage and playback
JP3696026B2 (ja) * 2000-02-09 2005-09-14 三洋電機株式会社 ディジタル衛星通信装置
US6956814B1 (en) 2000-02-29 2005-10-18 Worldspace Corporation Method and apparatus for mobile platform reception and synchronization in direct digital satellite broadcast system
US6785551B1 (en) 2000-04-07 2004-08-31 Ford Motor Company Method of providing dynamic regionally relevant data to a mobile environment
US6963548B1 (en) 2000-04-17 2005-11-08 The Directv Group, Inc. Coherent synchronization of code division multiple access signals
US6388615B1 (en) * 2000-06-06 2002-05-14 Hughes Electronics Corporation Micro cell architecture for mobile user tracking communication system
US6941138B1 (en) 2000-09-05 2005-09-06 The Directv Group, Inc. Concurrent communications between a user terminal and multiple stratospheric transponder platforms
US6763242B1 (en) 2000-09-14 2004-07-13 The Directv Group, Inc. Resource assignment system and method for determining the same
US7046718B1 (en) 2000-09-25 2006-05-16 The Directv Group, Inc. Coherent phase synchronous code division multiple access communications from multiple transponder platforms
US20020073437A1 (en) * 2000-12-12 2002-06-13 Hughes Electronics Corporation Television distribution system using multiple links
US6891813B2 (en) 2000-12-12 2005-05-10 The Directv Group, Inc. Dynamic cell CDMA code assignment system and method
US7103317B2 (en) * 2000-12-12 2006-09-05 The Directv Group, Inc. Communication system using multiple link terminals for aircraft
US7181162B2 (en) 2000-12-12 2007-02-20 The Directv Group, Inc. Communication system using multiple link terminals
US6952580B2 (en) 2000-12-12 2005-10-04 The Directv Group, Inc. Multiple link internet protocol mobile communications system and method therefor
US7400857B2 (en) * 2000-12-12 2008-07-15 The Directv Group, Inc. Communication system using multiple link terminals
US6970565B1 (en) 2000-12-22 2005-11-29 Xm Satellite Radio Inc. Apparatus for and method of securely downloading and installing a program patch in a processing device
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
US7809403B2 (en) * 2001-01-19 2010-10-05 The Directv Group, Inc. Stratospheric platforms communication system using adaptive antennas
US6559797B1 (en) 2001-02-05 2003-05-06 Hughes Electronics Corporation Overlapping subarray patch antenna system
US7068733B2 (en) * 2001-02-05 2006-06-27 The Directv Group, Inc. Sampling technique for digital beam former
US7493143B2 (en) * 2001-05-07 2009-02-17 Qualcomm Incorporated Method and system for utilizing polarization reuse in wireless communications
US6851651B2 (en) * 2002-02-15 2005-02-08 Lockheed Martin Corporation Constellation of spacecraft, and broadcasting method using said constellation
ATE458358T1 (de) * 2002-12-11 2010-03-15 R F Magic Inc Kreuzvermittlung mit bandumsetzung
JP3999685B2 (ja) * 2003-02-26 2007-10-31 株式会社ケンウッド 衛星デジタルラジオ放送受信機
US7499696B2 (en) * 2003-11-26 2009-03-03 Delphi Technologies, Inc. Method to optimize hierarchical modulation for a diversity system
WO2007037657A2 (en) * 2005-09-30 2007-04-05 Lg Electronics Inc. A method for transmitting and receiving data using a plurality of carriers
WO2008086416A2 (en) * 2007-01-09 2008-07-17 Viasat, Inc. Scalable satellite deployment
US20080279300A1 (en) * 2007-05-10 2008-11-13 Walker Glenn A System and method of transmitting and receiving satellite digital radio signals over an odd number of frequency slots
US20150158602A1 (en) * 2013-12-11 2015-06-11 Tawsat Limited Inclined orbit satellite systems
CN107615689B (zh) 2015-04-09 2020-04-14 艾比奎蒂数字公司 自动检测数字无线电广播信号中的信号质量的系统和方法
US10673521B1 (en) * 2019-03-28 2020-06-02 Lockheed Martin Corporation Resilient virtual ground multiple access
US11662183B1 (en) 2022-09-13 2023-05-30 Guardiansat, Llc Systems and methods for automomous protection of satellites from hostile orbital attackers

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836969A (en) * 1971-10-26 1974-09-17 Rca Corp Geo-synchronous satellites in quasi-equatorial orbits
US4291409A (en) * 1978-06-20 1981-09-22 The Mitre Corporation Spread spectrum communications method and apparatus
US4291410A (en) * 1979-10-24 1981-09-22 Rockwell International Corporation Multipath diversity spread spectrum receiver
US4630058A (en) * 1982-02-26 1986-12-16 Rca Corporation Satellite communication system
US4660196A (en) * 1983-08-01 1987-04-21 Scientific Atlanta, Inc. Digital audio satellite transmission system
US4532635A (en) * 1983-08-19 1985-07-30 Rca Corporation System and method employing two hop spread spectrum signal transmissions between small earth stations via a satellite and a large earth station and structure and method for synchronizing such transmissions
DE3426851C1 (de) * 1984-07-20 1985-10-17 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Satelliten-Navigationssystem
US4720873A (en) * 1985-09-18 1988-01-19 Ricky R. Goodman Satellite audio broadcasting system
US4801940A (en) * 1985-10-30 1989-01-31 Capetronic (Bsr) Ltd. Satellite seeking system for earth-station antennas for TVRO systems
US4879711A (en) * 1986-08-14 1989-11-07 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
US4831619A (en) * 1986-08-14 1989-05-16 Hughes Aircraft Company Satellite communications system having multiple downlink beams powered by pooled transmitters
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
FR2628274B1 (fr) * 1988-03-02 1990-08-10 Centre Nat Etd Spatiales Systeme de communications avec des mobiles a l'aide de satellites
DE69019825T2 (de) * 1989-11-06 1995-12-21 Motorola Inc Satellitenübertragungssystem.
US5239670A (en) * 1989-11-30 1993-08-24 Motorola, Inc. Satellite based global paging system
US5017926A (en) * 1989-12-05 1991-05-21 Qualcomm, Inc. Dual satellite navigation system
US5126748A (en) * 1989-12-05 1992-06-30 Qualcomm Incorporated Dual satellite navigation system and method
US5073900A (en) * 1990-03-19 1991-12-17 Mallinckrodt Albert J Integrated cellular communications system
JP2873872B2 (ja) * 1990-09-06 1999-03-24 株式会社ソキア Ｇｐｓにおけるｃ／ａコード除去形周波数ダイバーシティ相関受信方式
US5283780A (en) * 1990-10-18 1994-02-01 Stanford Telecommunications, Inc. Digital audio broadcasting system
US5148452A (en) * 1990-12-31 1992-09-15 Motorola, Inc. Global positioning system digital receiver
US5175557A (en) * 1991-07-18 1992-12-29 Motorola, Inc. Two channel global positioning system receiver
US5153598A (en) * 1991-09-26 1992-10-06 Alves Jr Daniel F Global Positioning System telecommand link
US5278863A (en) * 1992-04-10 1994-01-11 Cd Radio Incorporated Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites

Also Published As

Publication number Publication date
BR9205776A (pt) 1994-04-26
US5278863A (en) 1994-01-11
JPH06510647A (ja) 1994-11-24
CA2103815A1 (en) 1993-10-11
AU659703B2 (en) 1995-05-25
EP0610438A4 (en) 1994-05-10
JP3078323B2 (ja) 2000-08-21
EP0610438B1 (en) 1999-05-12
US5319673A (en) 1994-06-07
AU3122193A (en) 1993-11-18
WO1993021717A1 (en) 1993-10-28
EP0610438A1 (en) 1994-08-17
DE69229179D1 (de) 1999-06-17
DE69229179T2 (de) 2000-01-05
CA2103815C (en) 1995-03-14
MX9206003A (es) 1993-10-01

Similar Documents

Publication Publication Date Title
ES2131077T3 (es) Sistemas y procedimientos de difusion por radiofrecuencia utilizando dos satelites geosincronos de bajo costo.
KR970705034A (ko) CDMA 시스템에서의 로케이션 파인딩 방법 및 장치(Method and Apparatus for Location Finding in a CDMA System)
FI974421A (fi) Lineaarisen peittoalueen antennijärjestelmä CDMA-tietoliikennejärjestelmää varten
CA2023611A1 (en) Telemetry, Tracking and Control for Satellite Cellular Communication Systems
ATE89441T1 (de) Satelliten-kommunikationssystem fuer mobile benutzer.
ES2161706T3 (es) Diversidad para sistemas de espectro de difusion de secuencia directa.
BR9815645A (pt) Sistema para fornecer acesso global e portátil a internet utilizando satélite em órbita terrestre baixa e sistema de radiotransmissão direta de satélite
EP0304890A3 (en) Earth station capable of effectively using a frequency band of a satellite
KR960012792A (ko) 시.디.엠.에이(cdma)수신기, 다중반송신호에서의 반송신호감쇠방법과 장치, 시.디.엠.에이(cdma)통신 시스템
BR9809856A (pt) Processo para combinação de diversidade em um sistema de radiocomunicação, e, sistema para receber sinais de comunicação.
DE69029950T2 (de) Auf satellit basierendes globales rufsystem
BR9815691A (pt) Método e aparelho para localização de estação móvel dentro de um sistema de comunicação
BR0009766A (pt) Intercalador e desintercalador para uso em um sistema de comunicação de transmissão diversificada
EP0829980A3 (en) Optical communications system
AU2002231265A1 (en) A system and method for implementing a constellation of non-geostationary satellites that provdides simplified satellite tracking
CA2125969A1 (en) Spread-Spectrum Data Publishing System
SE9804526D0 (sv) Svarssätt och-anordning vid blockerad kommunikationsmiljö
NO960306L (no) Anordning ved mobil satelittkommunikasjon
AU5695796A (en) A reception method and a receiver
FR2678437B1 (fr) Antenne mixte pour reception de signaux emis simultanement par satellite et par stations terrestres, notamment pour la reception de signaux de radiodiffusion sonore numerique.
ES2143491T3 (es) Precodificacion de secuencias de signatura para sistemas cdma.
CA2315065A1 (en) Method and apparatus for determining characteristics of components of a communication channel under load
FI965163A (fi) Radioliikennejärjestelmä, joka käyttää geostationäärisiä ja ei-geostationäärisiä satelliitteja
CA2347548A1 (en) Dual receive ground terminal for use in communication systems utilizing multiple satellites
FI960875A0 (fi) Diversiteettivastaanottoa käyttävä tukiasemalaite

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 610438

Country of ref document: ES