IT1081342B - Impianto dall arme di sicurezza per la trasmissione di segnali in codice con un trasmittitore che puo essere portatopda una persona in modo mascherato - Google Patents

Impianto dall arme di sicurezza per la trasmissione di segnali in codice con un trasmittitore che puo essere portatopda una persona in modo mascherato

Info

Publication number
IT1081342B
IT1081342B IT09403/77A IT940377A IT1081342B IT 1081342 B IT1081342 B IT 1081342B IT 09403/77 A IT09403/77 A IT 09403/77A IT 940377 A IT940377 A IT 940377A IT 1081342 B IT1081342 B IT 1081342B
Authority
IT
Italy
Prior art keywords
transmitter
person
transmission
carried out
coded signals
Prior art date
Application number
IT09403/77A
Other languages
English (en)
Original Assignee
Securiton Ag
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 Securiton Ag filed Critical Securiton Ag
Application granted granted Critical
Publication of IT1081342B publication Critical patent/IT1081342B/it

Links

Classifications

    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/0297—Robbery alarms, e.g. hold-up alarms, bag snatching alarms
    • 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
    • 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
    • H04B1/04—Circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Alarm Systems (AREA)
  • Transmitters (AREA)
IT09403/77A 1976-04-10 1977-04-08 Impianto dall arme di sicurezza per la trasmissione di segnali in codice con un trasmittitore che puo essere portatopda una persona in modo mascherato IT1081342B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762615769 DE2615769A1 (de) 1976-04-10 1976-04-10 Sicherheitsalarmanlage zum uebertragen von kodierten signalen, mit einem von einer person getarnt tragbaren sender

Publications (1)

Publication Number Publication Date
IT1081342B true IT1081342B (it) 1985-05-21

Family

ID=5975049

Family Applications (1)

Application Number Title Priority Date Filing Date
IT09403/77A IT1081342B (it) 1976-04-10 1977-04-08 Impianto dall arme di sicurezza per la trasmissione di segnali in codice con un trasmittitore che puo essere portatopda una persona in modo mascherato

Country Status (5)

Country Link
CH (1) CH610128A5 (it)
DE (1) DE2615769A1 (it)
FR (1) FR2347831A1 (it)
GB (1) GB1527454A (it)
IT (1) IT1081342B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58148526A (ja) * 1982-02-26 1983-09-03 Mitsubishi Electric Corp 救難用信号装置
CA2085722C (en) * 1992-01-08 1997-02-25 Samuel Rocco Paniccia Jr. Use of a vcxo in the base unit of a two-handset cordless telephone system

Also Published As

Publication number Publication date
DE2615769A1 (de) 1977-10-27
GB1527454A (en) 1978-10-04
CH610128A5 (en) 1979-03-30
FR2347831A1 (fr) 1977-11-04

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