NO800306L - Fremgangsmaate og anordning for detektering og tolkning av et noedsignal. - Google Patents

Fremgangsmaate og anordning for detektering og tolkning av et noedsignal.

Info

Publication number
NO800306L
NO800306L NO800306A NO800306A NO800306L NO 800306 L NO800306 L NO 800306L NO 800306 A NO800306 A NO 800306A NO 800306 A NO800306 A NO 800306A NO 800306 L NO800306 L NO 800306L
Authority
NO
Norway
Prior art keywords
interpretation
procedure
detection
emergency signal
emergency
Prior art date
Application number
NO800306A
Other languages
English (en)
Other versions
NO153200B (no
NO153200C (no
Inventor
Roger Rogard
Original Assignee
Org Europeene De Rech
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
Priority claimed from BE193301A external-priority patent/BE873970A/xx
Application filed by Org Europeene De Rech filed Critical Org Europeene De Rech
Publication of NO800306L publication Critical patent/NO800306L/no
Publication of NO153200B publication Critical patent/NO153200B/no
Publication of NO153200C publication Critical patent/NO153200C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/016—Personal emergency signalling and security systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/03—Constructional details, e.g. casings, housings
    • H04B1/034—Portable transmitters
NO800306A 1979-02-06 1980-02-05 Fremgangsmaate og anordning for deteksjon og fortolkning av et noedsignal. NO153200C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE193301A BE873970A (fr) 1979-02-06 1979-02-06 Systeme de telecommunications de detresse par satellite

Publications (3)

Publication Number Publication Date
NO800306L true NO800306L (no) 1980-08-07
NO153200B NO153200B (no) 1985-10-21
NO153200C NO153200C (no) 1986-01-29

Family

ID=3843181

Family Applications (1)

Application Number Title Priority Date Filing Date
NO800306A NO153200C (no) 1979-02-06 1980-02-05 Fremgangsmaate og anordning for deteksjon og fortolkning av et noedsignal.

Country Status (8)

Country Link
US (1) US4352199A (no)
EP (1) EP0023511B1 (no)
JP (1) JPS56500276A (no)
CA (1) CA1131317A (no)
DE (1) DE3070138D1 (no)
DK (1) DK152636C (no)
NO (1) NO153200C (no)
WO (1) WO1980001631A1 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547778A (en) * 1981-06-09 1985-10-15 Texas Instruments Incorporated Method and apparatus for automatic distress call signal transmission

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430143A (en) * 1965-03-15 1969-02-25 Gen Dynamics Corp Communications system wherein information is represented by the phase difference between adjacent tones
US3432755A (en) * 1966-10-03 1969-03-11 Joe Moreno Distress signalling device for submarine and aircraft
US3581208A (en) * 1968-12-16 1971-05-25 William Buehrle Jr Emergency warning and identification apparatus for two-way radio communication system
US3668526A (en) * 1969-09-12 1972-06-06 Jerome S Raskin Communication system having means for causing a distress signal
FR2113907B1 (no) * 1970-11-12 1974-07-19 Int Standard Electric Corp
US3723876A (en) * 1971-06-21 1973-03-27 G Seaborn Emergency distress signaling system
JPS4948663B2 (no) * 1972-06-07 1974-12-23
US3914692A (en) * 1973-08-29 1975-10-21 Jr George C Seaborn Emergency communication system
BE873970A (fr) * 1979-02-06 1979-05-29 Organisation Europ De Rech S S Systeme de telecommunications de detresse par satellite

Also Published As

Publication number Publication date
DK152636C (da) 1988-08-15
JPS56500276A (no) 1981-03-05
CA1131317A (fr) 1982-09-07
DK421780A (da) 1980-10-06
NO153200B (no) 1985-10-21
WO1980001631A1 (en) 1980-08-07
EP0023511B1 (fr) 1985-02-13
US4352199A (en) 1982-09-28
DE3070138D1 (en) 1985-03-28
DK152636B (da) 1988-03-28
EP0023511A1 (fr) 1981-02-11
NO153200C (no) 1986-01-29

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