SE409797B - Metod att utnyttja pilotsignaler i ett satellitkommunikationssystem samt anordning for genomforande av metoden - Google Patents

Metod att utnyttja pilotsignaler i ett satellitkommunikationssystem samt anordning for genomforande av metoden

Info

Publication number
SE409797B
SE409797B SE7413501A SE7413501A SE409797B SE 409797 B SE409797 B SE 409797B SE 7413501 A SE7413501 A SE 7413501A SE 7413501 A SE7413501 A SE 7413501A SE 409797 B SE409797 B SE 409797B
Authority
SE
Sweden
Prior art keywords
implementing
communication system
satellite communication
pilot signals
utilizing pilot
Prior art date
Application number
SE7413501A
Other languages
English (en)
Swedish (sv)
Other versions
SE7413501L (enExample
Inventor
Jr C J Wolejsza
Original Assignee
Televerkets Centralfoervalt
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 Televerkets Centralfoervalt filed Critical Televerkets Centralfoervalt
Publication of SE7413501L publication Critical patent/SE7413501L/xx
Publication of SE409797B publication Critical patent/SE409797B/xx

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
    • H04B7/208—Frequency-division multiple access [FDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
SE7413501A 1973-10-31 1974-10-28 Metod att utnyttja pilotsignaler i ett satellitkommunikationssystem samt anordning for genomforande av metoden SE409797B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/411,541 US3942115A (en) 1973-10-31 1973-10-31 Dual pilot redundant AFC system for satellite communications system

Publications (2)

Publication Number Publication Date
SE7413501L SE7413501L (enExample) 1975-05-02
SE409797B true SE409797B (sv) 1979-09-03

Family

ID=23629358

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7413501A SE409797B (sv) 1973-10-31 1974-10-28 Metod att utnyttja pilotsignaler i ett satellitkommunikationssystem samt anordning for genomforande av metoden

Country Status (8)

Country Link
US (1) US3942115A (enExample)
JP (1) JPS5654096B2 (enExample)
CA (1) CA1033416A (enExample)
DE (1) DE2450860C2 (enExample)
FR (1) FR2250242B1 (enExample)
GB (1) GB1444488A (enExample)
NL (1) NL7414177A (enExample)
SE (1) SE409797B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1583342A (en) * 1976-07-30 1981-01-28 Marconi Co Ltd Satellite communication systems
US4105973A (en) * 1976-10-15 1978-08-08 Bell Telephone Laboratories, Incorporated Multibeam, digitally modulated, time division, switched satellite communications system
JPS5732145A (en) * 1980-08-04 1982-02-20 Nec Corp Pilot control system
AU549343B2 (en) * 1981-06-08 1986-01-23 British Telecommunications Public Limited Company Phase locking
CA1196961A (en) * 1981-11-16 1985-11-19 Goro Oshima Earth station transmission power control system for keeping an eirp of down link signals constant irrespective of weather
JPS6033746A (ja) * 1983-08-04 1985-02-21 Nec Corp 衛星回線監視方式
US4638315A (en) * 1984-06-20 1987-01-20 Westinghouse Electric Corp. Rotor tip synthetic aperture radar
US4688257A (en) * 1984-07-17 1987-08-18 General Electric Company Secure wireless communication system utilizing locally synchronized noise signals
US4790009A (en) * 1984-10-29 1988-12-06 Victor Company Of Japan, Ltd. Scrambler system
JPH0244928A (ja) * 1988-08-05 1990-02-14 Nec Corp 衛星通信地球局送信電力制御方式
GB2229874B (en) * 1989-02-04 1992-09-16 Plessey Co Plc Improvements relating to communication systems
US5036523A (en) * 1989-10-03 1991-07-30 Geostar Corporation Automatic frequency control of satellite transmitted spread spectrum signals
US5390348A (en) * 1992-02-12 1995-02-14 Creative Digital Inc. System for tracking and correcting drift and dispersion in satellite transmission signals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3065420A (en) * 1960-09-15 1962-11-20 Cutler Hammer Inc Signal translation system with interconnected channels
US3418579A (en) * 1964-09-08 1968-12-24 Comm And Systems Inc Satellite communication synchronizing system

Also Published As

Publication number Publication date
FR2250242A1 (enExample) 1975-05-30
JPS5076911A (enExample) 1975-06-24
US3942115A (en) 1976-03-02
JPS5654096B2 (enExample) 1981-12-23
DE2450860A1 (de) 1975-05-15
DE2450860C2 (de) 1984-10-31
FR2250242B1 (enExample) 1978-04-14
NL7414177A (nl) 1975-05-02
SE7413501L (enExample) 1975-05-02
GB1444488A (enExample) 1976-07-28
CA1033416A (en) 1978-06-20

Similar Documents

Publication Publication Date Title
SE392661B (sv) Metod vid en anleggning for satellitkommunikation
SE400683B (sv) Metod vid en satellitkommunikationsanleggning for tidsuppdelad fleraccess
DK146868C (da) Navigationsanlaeg for et fartoej
CA922973A (en) Controls for a propulsion system
SE385243B (sv) Forfarande for att for registrering forbereda ett bandliknande registreringsmedium samt anordning for genomforande av forfarandet
ZA704475B (en) Developing systems
IT1063179B (it) Sistema a ingranaggio satellite
IT1074940B (it) Comando di percorso con l ausilio di sistemi elettronici per veicoli
SE392355B (sv) Metod for att forhindra utmatning av felaktiga data fran ett tangentbord samt anordning for tillempning av metoden
CA999244A (en) Method for deaerating a circuit for the transport of liquids
SE7513552L (sv) Metod och anordning for att styra satellitdroppar vid fergstraletryckning
SE386522B (sv) Metod for fergstraletryckning samt anordning for tillempning av metoden
IT8168488A0 (it) Aeromobile con propulsione a razzo e relativo sistema di governo
SE412736B (sv) Sett att manovrera ett flygplanssystem samt flygplanssystem for genomforande av settet
CA964346A (en) Acceleration enrichment circuitry for electronic fuel system
GB1557030A (en) Driverless vehicle turntable systems
BR7705413A (pt) Sistema de carregamento de navio
NO155233C (no) Anordning for avfoeling av manglende driftsevne av et antiskrensesystem paa et luftfartoey.
CA965171A (en) Method and control circuit for liquid level control systems
IL35809A0 (en) Aircraft time information system
FI773044A7 (fi) System foer maetning av vaetskeinnehaollet i en tank
SE388056B (sv) Sendnings-mottagningsforfarande vid ett dopplernavigationssystem jemte anordning for genomforande av forfarandet
AU2064970A (en) Liquid developer and method
SE385248B (sv) Sett att anropa ett flertal terminaler samt apparat for genomforande av settet
GB1556022A (en) Proportional servo system