IT1207048B - Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva. - Google Patents

Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva.

Info

Publication number
IT1207048B
IT1207048B IT8423438A IT2343884A IT1207048B IT 1207048 B IT1207048 B IT 1207048B IT 8423438 A IT8423438 A IT 8423438A IT 2343884 A IT2343884 A IT 2343884A IT 1207048 B IT1207048 B IT 1207048B
Authority
IT
Italy
Prior art keywords
satellite
transmission capacity
earth
telecommunications system
system via
Prior art date
Application number
IT8423438A
Other languages
English (en)
Other versions
IT8423438A0 (it
Inventor
Sebastiano Tirro'
Arduino Patacchini
Original Assignee
Consiglio Nazionale Ricerche
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 Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Publication of IT8423438A0 publication Critical patent/IT8423438A0/it
Priority to IT8423438A priority Critical patent/IT1207048B/it
Priority to DK484185A priority patent/DK484185A/da
Priority to PT81386A priority patent/PT81386B/pt
Priority to CA000494095A priority patent/CA1269185A/en
Priority to DE8585830274T priority patent/DE3575250D1/de
Priority to AT85830274T priority patent/ATE49329T1/de
Priority to ES548384A priority patent/ES8705174A1/es
Priority to EP85830274A priority patent/EP0180557B1/en
Priority to JP60243000A priority patent/JPS61161038A/ja
Priority to AU49295/85A priority patent/AU581472B2/en
Priority to IE2673/85A priority patent/IE57146B1/en
Priority to GR852657A priority patent/GR852657B/el
Priority to US06/794,650 priority patent/US4722083A/en
Application granted granted Critical
Publication of IT1207048B publication Critical patent/IT1207048B/it

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
    • H04B7/204—Multiple access
    • H04B7/2045—SS-FDMA, FDMA satellite switching
IT8423438A 1984-11-02 1984-11-02 Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva. IT1207048B (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT8423438A IT1207048B (it) 1984-11-02 1984-11-02 Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva.
DK484185A DK484185A (da) 1984-11-02 1985-10-22 Et satellit telekommunikationssystem omfattende multistraaledaekning og dynamisk styret allokering af satellittransmissionsevnen
PT81386A PT81386B (pt) 1984-11-02 1985-10-28 Sistema de telecomunicacoes por satelite apresentando cobertura por feixes multiplos e atribuicao dinamicamente controlada da capacidade de transmissao do satelite
CA000494095A CA1269185A (en) 1984-11-02 1985-10-29 Satellite telecommunications system featuring multi- beam coverage and dynamically controlled allocation of the satellite transmission capacity
ES548384A ES8705174A1 (es) 1984-11-02 1985-10-30 Un sistema de comunicaciones por satelite
AT85830274T ATE49329T1 (de) 1984-11-02 1985-10-30 Satellitennachrichtensystem mit einem von vielen strahlen abgedeckten bereich und dynamisch gesteuerter zuteilung der satellitenuebertragungskapazitaet.
DE8585830274T DE3575250D1 (de) 1984-11-02 1985-10-30 Satellitennachrichtensystem mit einem von vielen strahlen abgedeckten bereich und dynamisch gesteuerter zuteilung der satellitenuebertragungskapazitaet.
EP85830274A EP0180557B1 (en) 1984-11-02 1985-10-30 A satellite telecommunication system featuring multi-beam coverage and dynamically controlled allocation of the satellite transmission capacity
JP60243000A JPS61161038A (ja) 1984-11-02 1985-10-31 多重ビ−ムでカバ−され衛星通信能力の割当てがダイナミツクに制御される衛星通信方式
AU49295/85A AU581472B2 (en) 1984-11-02 1985-11-01 A satellite telecommunications system featuring multi-beam coverage and dynamically controlled allocation of the satellite transmission capacity
IE2673/85A IE57146B1 (en) 1984-11-02 1985-11-01 A satellite telecommunication system featuring multi-beam coverage and dynamically controlled allocation of the satellite transmission capacity
GR852657A GR852657B (it) 1984-11-02 1985-11-04
US06/794,650 US4722083A (en) 1984-11-02 1985-11-04 Satellite telecommunications system featuring multi-beam coverage and dynamically controlled allocation of the satellite transmission capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8423438A IT1207048B (it) 1984-11-02 1984-11-02 Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva.

Publications (2)

Publication Number Publication Date
IT8423438A0 IT8423438A0 (it) 1984-11-02
IT1207048B true IT1207048B (it) 1989-05-17

Family

ID=11207080

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8423438A IT1207048B (it) 1984-11-02 1984-11-02 Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva.

Country Status (13)

Country Link
US (1) US4722083A (it)
EP (1) EP0180557B1 (it)
JP (1) JPS61161038A (it)
AT (1) ATE49329T1 (it)
AU (1) AU581472B2 (it)
CA (1) CA1269185A (it)
DE (1) DE3575250D1 (it)
DK (1) DK484185A (it)
ES (1) ES8705174A1 (it)
GR (1) GR852657B (it)
IE (1) IE57146B1 (it)
IT (1) IT1207048B (it)
PT (1) PT81386B (it)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL91529A0 (en) * 1988-10-28 1990-04-29 Motorola Inc Satellite cellular telephone and data communication system
US4949395A (en) * 1989-07-07 1990-08-14 Telefonaktiebolaget L M Ericsson Method and arrangement for dynamically allocating time slots to connections in a digital mobile radio system
US5187805A (en) * 1989-10-02 1993-02-16 Motorola, Inc. Telemetry, tracking and control for satellite cellular communication systems
US5287541A (en) * 1989-11-03 1994-02-15 Motorola, Inc. Global satellite communication system with geographic protocol conversion
US6157621A (en) * 1991-10-28 2000-12-05 Teledesic Llc Satellite communication system
US5452290A (en) * 1992-10-26 1995-09-19 Motorola, Inc. Look ahead channel switching transceiver
US5448621A (en) * 1993-08-02 1995-09-05 Motorola, Inc. Dynamic reallocation of spectral capacity in cellular communication systems
US5625624A (en) * 1993-10-21 1997-04-29 Hughes Aircraft Company High data rate satellite communication system
US5430729A (en) * 1994-04-04 1995-07-04 Motorola, Inc. Method and apparatus for adaptive directed route randomization and distribution in a richly connected communication network
US5956620A (en) * 1997-01-17 1999-09-21 Com Dev Limited Analog processor for digital satellites
US6175719B1 (en) * 1997-06-25 2001-01-16 Hughes Electronics Corporation Multi-spot-beam satellite system with broadcast and surge capacity capability
DE19728061C2 (de) * 1997-07-01 2002-10-24 Deutsche Telekom Ag Verfahren zur Steuerung der Nutzung von Satelliten-Übertragungskapazität zum Ersetzen gestörter Datenleitungen in terrestrischen Netzen und Schaltungsanordnung zur Durchführung des Verfahrens
US6047162A (en) * 1997-09-25 2000-04-04 Com Dev Limited Regional programming in a direct broadcast satellite
FR2787261B1 (fr) * 1998-12-11 2003-06-13 Matra Marconi Space France Systeme de telecommunication et satellite multi-faisceaux utilisable dans un tel satellite
US6895217B1 (en) 2000-08-21 2005-05-17 The Directv Group, Inc. Stratospheric-based communication system for mobile users having adaptive interference rejection
US6941138B1 (en) 2000-09-05 2005-09-06 The Directv Group, Inc. Concurrent communications between a user terminal and multiple stratospheric transponder platforms
US6771029B2 (en) * 2001-03-28 2004-08-03 International Rectifier Corporation Digital dimming fluorescent ballast
US7257371B1 (en) 2003-11-26 2007-08-14 Idirect Incorporated Method, apparatus, and system for using a synchronous burst time plan in a communication network
US7215652B1 (en) 2003-11-26 2007-05-08 Idirect Incorporated Method, apparatus, and system for calculating and making a synchronous burst time plan in a communication network
US7359344B1 (en) 2003-11-26 2008-04-15 Idirect Incorporated Method, apparatus, and system for feathering data in a communication network
US7394780B1 (en) 2003-11-26 2008-07-01 Idirect Incorporated Method, apparatus, and system for downstream recovery in a communication network
US7274908B1 (en) 2003-11-26 2007-09-25 Idirect Incorporated Method, apparatus, and system for demand assignment in a communication network
US9275690B2 (en) 2012-05-30 2016-03-01 Tahoe Rf Semiconductor, Inc. Power management in an electronic system through reducing energy usage of a battery and/or controlling an output power of an amplifier thereof
US9509351B2 (en) 2012-07-27 2016-11-29 Tahoe Rf Semiconductor, Inc. Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver
US9780449B2 (en) 2013-03-15 2017-10-03 Integrated Device Technology, Inc. Phase shift based improved reference input frequency signal injection into a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation to reduce a phase-steering requirement during beamforming
US9716315B2 (en) 2013-03-15 2017-07-25 Gigpeak, Inc. Automatic high-resolution adaptive beam-steering
US9184498B2 (en) 2013-03-15 2015-11-10 Gigoptix, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through fine control of a tunable frequency of a tank circuit of a VCO thereof
US9531070B2 (en) 2013-03-15 2016-12-27 Christopher T. Schiller Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through accommodating differential coupling between VCOs thereof
US9666942B2 (en) 2013-03-15 2017-05-30 Gigpeak, Inc. Adaptive transmit array for beam-steering
US9722310B2 (en) 2013-03-15 2017-08-01 Gigpeak, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through frequency multiplication
US9837714B2 (en) 2013-03-15 2017-12-05 Integrated Device Technology, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through a circular configuration thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT338877B (de) * 1969-07-23 1977-09-26 Sits Soc It Telecom Siemens Fernmeldesystem mit einer anzahl von zweirichtungskanalen, von denen jeweils einer nur wahrend der dauer der verbindung zwischen wenigstens zwei sende-empfangs-geraten belegt ist
US3789142A (en) * 1971-03-26 1974-01-29 Communications Satellite Corp Frame synchronization technique for satellite on-board switching systems
JPS5323647B1 (it) * 1971-03-27 1978-07-15
US3731281A (en) * 1971-06-28 1973-05-01 Bell Telephone Labor Inc Recirculating store circuit for time-division switch processor
US3928804A (en) * 1973-03-30 1975-12-23 Communications Satellite Corp Zone sharing transponder concept
US4322845A (en) * 1979-09-28 1982-03-30 Ibm Corporation Demand assignment technique for TDMA satellite communication network
US4398291A (en) * 1980-06-23 1983-08-09 Nippon Electric Co., Ltd. Satellite communication system for switching formats with reference to super-frame time slots
IT1130545B (it) * 1980-12-03 1986-06-18 Cselt Centro Studi Lab Telecom Procedimento e sistema per l accesso ad un satellite per telecomunicazioni con communtazione a bordo
US4504946A (en) * 1982-06-11 1985-03-12 Rca Corporation Time division multiple access communication systems
US4491947A (en) * 1983-05-31 1985-01-01 At&T Bell Laboratories Technique for dynamic scheduling of integrated circuit- and packet-switching in a multi-beam SS/TDMA system

Also Published As

Publication number Publication date
PT81386B (pt) 1987-09-18
PT81386A (en) 1985-11-01
DK484185A (da) 1986-05-03
ES548384A0 (es) 1987-04-16
IE57146B1 (en) 1992-05-06
EP0180557A2 (en) 1986-05-07
CA1269185A (en) 1990-05-15
IT8423438A0 (it) 1984-11-02
US4722083A (en) 1988-01-26
ES8705174A1 (es) 1987-04-16
EP0180557A3 (en) 1986-06-25
IE852673L (en) 1986-05-02
ATE49329T1 (de) 1990-01-15
EP0180557B1 (en) 1990-01-03
AU4929585A (en) 1986-05-08
JPS61161038A (ja) 1986-07-21
GR852657B (it) 1986-02-11
AU581472B2 (en) 1989-02-23
DE3575250D1 (de) 1990-02-08
DK484185D0 (da) 1985-10-22

Similar Documents

Publication Publication Date Title
IT1207048B (it) Sistema per telecomunicazioni via satellite con copertura multifascio ed assegnazione a gestione dinamica della capacita'trasmissiva.
TW428385B (en) Communication satellite system with dynamic downlink resource allocation
CA2062525A1 (en) Mobile communication system
CA2247356A1 (en) Systems and methods for random access in time division multiple access satellite radiotelephone communications
WO1998017077A3 (en) Channel allocation method and radio system using a combination of tdma and cdma
JPS6471329A (en) Mobile body satellite communication system
JPS6473926A (en) Channel assignment method for mobile communication system
SE9200283D0 (sv) Dynamisk varierbar radiostation-dvr
EP0790714A3 (en) Handset signalling time slot assignment plan for satellite mobile communication
EP0347234A3 (en) Communication systems
CA2089289A1 (en) Uplink null intrusion rejection for satellite communications systems
GB1169443A (en) A Telephone or Telegraph Exchange System Utilizing a Relay Station.
SE9500170D0 (sv) System and method for load reduction in a mobile communication system and a mobile communication system
US4121158A (en) Radio system
DE3564647D1 (en) Communication system having dynamically assigned station set buttons
ES8604707A1 (es) Sistema de conmutacion de comunicaciones para habilitar datos e informacion controlada, entre una central de comunicacion y un circuito de nodo conmutador.
CA2143776A1 (en) Communication network with incoming calls directed through moving cells and method for operating same
JPS58146148A (ja) 複数ビ−ム幅マルチビ−ム衛星通信方式
US7835733B1 (en) Satellite telecommunication system
JPS6441334A (en) Satellite channel exchange connection control system
JPH01200733A (ja) 衛星通信方式
JPS58147248A (ja) 衛星通信方式
ES2005929A6 (es) Un dispositivo de conmutacion de datos.
JPS6455931A (en) Multi-direction multiplex communication system
KR0154001B1 (ko) 이동통신에 있어서 주파수혼선 개선방법