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.)
LOIRE ELECTRONIQUE
Original Assignee
LOIRE ELECTRONIQUE
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 LOIRE ELECTRONIQUEfiledCriticalLOIRE ELECTRONIQUE
Priority to FR8503905ApriorityCriticalpatent/FR2578993B1/en
Priority to EP86400520Aprioritypatent/EP0197815A1/en
Priority to ES553019Aprioritypatent/ES8702687A1/en
Publication of FR2578993A1publicationCriticalpatent/FR2578993A1/en
Application grantedgrantedCritical
Publication of FR2578993B1publicationCriticalpatent/FR2578993B1/en
G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
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
G08B25/009—Signalling of the alarm condition to a substation whose identity is signalled to a central station, e.g. relaying alarm signals in order to extend communication range
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
G08B25/06—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 power transmission lines
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Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Alarm Systems (AREA)
Emergency Alarm Devices (AREA)
FR8503905A1985-03-151985-03-15 METHOD FOR ENSURING THE MONITORING OF PEOPLE AND / OR GOODS AND SYSTEM FOR IMPLEMENTING THE METHODExpiredFR2578993B1 (en)
PRESENCE DETECTION SYSTEM INCLUDING ELECTRONIC DEVICES TRANSMITTERS-RECEIVERS, INTERCOMMUNICATING ACTUATORS THROUGH CONVEYED WAVES AND EQUIPPED WITH CONNECTION THROUGH BUILT-IN PLUG