IT238433Y1 - Impianto senza fili di segnalazione/allarme, con trasmissione deisegnali codificati a radiofrequenza - Google Patents

Impianto senza fili di segnalazione/allarme, con trasmissione deisegnali codificati a radiofrequenza

Info

Publication number
IT238433Y1
IT238433Y1 ITRE970058U IT238433Y1 IT 238433 Y1 IT238433 Y1 IT 238433Y1 IT RE970058 U ITRE970058 U IT RE970058U IT 238433 Y1 IT238433 Y1 IT 238433Y1
Authority
IT
Italy
Prior art keywords
radiofrequency
signaling
coded signals
signals transmission
alarm wires
Prior art date
Application number
Other languages
English (en)
Inventor
Giuseppe Simonazzi
Original Assignee
Meta System Spa
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 Meta System Spa filed Critical Meta System Spa
Priority to ITRE970058 priority Critical patent/IT238433Y1/it
Publication of ITRE970058V0 publication Critical patent/ITRE970058V0/it
Priority to EP98121617A priority patent/EP0919972A3/en
Publication of ITRE970058U1 publication Critical patent/ITRE970058U1/it
Application granted granted Critical
Publication of IT238433Y1 publication Critical patent/IT238433Y1/it

Links

Classifications

    • 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 Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Transmitters (AREA)
ITRE970058 1997-11-26 1997-11-26 Impianto senza fili di segnalazione/allarme, con trasmissione deisegnali codificati a radiofrequenza IT238433Y1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITRE970058 IT238433Y1 (it) 1997-11-26 1997-11-26 Impianto senza fili di segnalazione/allarme, con trasmissione deisegnali codificati a radiofrequenza
EP98121617A EP0919972A3 (en) 1997-11-26 1998-11-12 Wireless alarm system with radiofrequency transmission of coded signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITRE970058 IT238433Y1 (it) 1997-11-26 1997-11-26 Impianto senza fili di segnalazione/allarme, con trasmissione deisegnali codificati a radiofrequenza

Publications (3)

Publication Number Publication Date
ITRE970058V0 ITRE970058V0 (it) 1997-11-26
ITRE970058U1 ITRE970058U1 (it) 1999-05-26
IT238433Y1 true IT238433Y1 (it) 2000-11-13

Family

ID=11399093

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRE970058 IT238433Y1 (it) 1997-11-26 1997-11-26 Impianto senza fili di segnalazione/allarme, con trasmissione deisegnali codificati a radiofrequenza

Country Status (2)

Country Link
EP (1) EP0919972A3 (it)
IT (1) IT238433Y1 (it)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581606A (en) * 1982-08-30 1986-04-08 Isotec Industries Limited Central monitor for home security system
US5004999A (en) * 1989-12-21 1991-04-02 Honeywell, Inc. Extended RF range alarm system
FR2691274B1 (fr) * 1992-05-13 1996-08-02 Seb Sa Capteur, centre de surveillance et reseau domotique de surveillance.
US5543778A (en) * 1993-04-19 1996-08-06 Code-Alarm, Inc. Security system

Also Published As

Publication number Publication date
EP0919972A2 (en) 1999-06-02
ITRE970058U1 (it) 1999-05-26
EP0919972A3 (en) 1999-12-01
ITRE970058V0 (it) 1997-11-26

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Legal Events

Date Code Title Description
0001 Granted