ATE87385T1 - Sicherheitssystem mit funkelektrischer uebertragung. - Google Patents

Sicherheitssystem mit funkelektrischer uebertragung.

Info

Publication number
ATE87385T1
ATE87385T1 AT89402891T AT89402891T ATE87385T1 AT E87385 T1 ATE87385 T1 AT E87385T1 AT 89402891 T AT89402891 T AT 89402891T AT 89402891 T AT89402891 T AT 89402891T AT E87385 T1 ATE87385 T1 AT E87385T1
Authority
AT
Austria
Prior art keywords
alarm
security system
electrical transmission
signals
radio electrical
Prior art date
Application number
AT89402891T
Other languages
German (de)
English (en)
Inventor
Jacques Duboys
Gerard Akenine
Original Assignee
Cerberus Guinard
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 Cerberus Guinard filed Critical Cerberus Guinard
Application granted granted Critical
Publication of ATE87385T1 publication Critical patent/ATE87385T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/16—Security signalling or alarm systems, e.g. redundant 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Alarm Systems (AREA)
  • Transceivers (AREA)
  • Helmets And Other Head Coverings (AREA)
  • Fire Alarms (AREA)
AT89402891T 1988-10-25 1989-10-19 Sicherheitssystem mit funkelektrischer uebertragung. ATE87385T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8813920A FR2638267B1 (fr) 1988-10-25 1988-10-25 Systeme de securite a transmission radioelectrique
EP89402891A EP0366527B1 (fr) 1988-10-25 1989-10-19 Système de sécurité à transmission radioélectrique

Publications (1)

Publication Number Publication Date
ATE87385T1 true ATE87385T1 (de) 1993-04-15

Family

ID=9371248

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89402891T ATE87385T1 (de) 1988-10-25 1989-10-19 Sicherheitssystem mit funkelektrischer uebertragung.

Country Status (4)

Country Link
EP (1) EP0366527B1 (fr)
AT (1) ATE87385T1 (fr)
DE (1) DE68905567T2 (fr)
FR (1) FR2638267B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848231A (en) * 1970-12-31 1974-11-12 Baldwin Electronics Inc Alarm system utilizing pulse position modulation and dual conductor sensor
US3909722A (en) * 1973-06-22 1975-09-30 Jbh Electronic Systems Inc Variable frequency communication system
US4575712A (en) * 1984-02-27 1986-03-11 Pittway Corporation Communication system
US4665385A (en) * 1985-02-05 1987-05-12 Henderson Claude L Hazardous condition monitoring system

Also Published As

Publication number Publication date
FR2638267B1 (fr) 1990-12-21
FR2638267A1 (fr) 1990-04-27
DE68905567D1 (de) 1993-04-29
EP0366527A1 (fr) 1990-05-02
EP0366527B1 (fr) 1993-03-24
DE68905567T2 (de) 1993-08-26

Similar Documents

Publication Publication Date Title
DE3070379D1 (en) Alarm transmission system
ES2020690A6 (es) Antena formada por conductores dobles y sistema electronico de vigilancia de articulos correspondientes.
DK0505489T3 (da) Satellitbaseret bekræftelses-bagud søgesystem
EP0834846A3 (fr) Système de signalisation de risques sans fils et procédé
WO1991009323A3 (fr) Dispositif de detection
TW235392B (fr)
FR2537367B1 (fr) Procede et dispositif de telesurveillance sans interruption de trafic des equipements d'une liaison de transmission numerique
EP0310932A3 (fr) Barrière lumineuse à réflecteur
ES2024922A6 (es) Sistema de transmisin para vehiculos ferroviarios.
KR920704249A (ko) 수송수단 사이의 충돌을 방지하기 위한 전자장치
ATE87385T1 (de) Sicherheitssystem mit funkelektrischer uebertragung.
WO1996033582A3 (fr) Systeme de transmission avec detection de tonalite amelioree
DE58905863D1 (de) Rundfunkempfänger.
CA2000582A1 (fr) Dispositif de transmission optique
EP0735381A3 (fr) Méthode et système de communication pour transmission des données entre deux stations
FR2626699B1 (fr) Dispositif de transmission et de reception de signaux de telecommande
EP0376574A3 (fr) Système d'affranchissement
SE9302900D0 (sv) Sensor for detecting aircraft
JPS5488019A (en) Transmitting device of non-contact signal
JPS57161924A (en) Data gathering system
JPS5337311A (en) Information transmission system
JPS57155861A (en) Line monitoring system
JPS5787264A (en) Line monitoring system for high-level transmission control procedure
FR2753024B1 (fr) Dispositif et procede de reception d'un signal amrf constitue de frequences porteuses emises par au moins deux terminaux, et systeme de transmission correspondant
JPS56159760A (en) Intercomputer coupler