CH610128A5 - Security alarm system with at least one transmitter which can be carried concealed by a person - Google Patents

Security alarm system with at least one transmitter which can be carried concealed by a person

Info

Publication number
CH610128A5
CH610128A5 CH89577A CH89577A CH610128A5 CH 610128 A5 CH610128 A5 CH 610128A5 CH 89577 A CH89577 A CH 89577A CH 89577 A CH89577 A CH 89577A CH 610128 A5 CH610128 A5 CH 610128A5
Authority
CH
Switzerland
Prior art keywords
transmitter
person
alarm system
security alarm
concealed
Prior art date
Application number
CH89577A
Inventor
Dieter Mani
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
Publication of CH610128A5 publication Critical patent/CH610128A5/en

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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Alarm Systems (AREA)
  • Transmitters (AREA)
CH89577A 1976-04-10 1977-01-25 Security alarm system with at least one transmitter which can be carried concealed by a person CH610128A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762615769 DE2615769A1 (en) 1976-04-10 1976-04-10 SECURITY ALARM SYSTEM FOR TRANSMISSION OF CODED SIGNALS, WITH A TRANSMITTER DISCOVERED BY A PERSONAL PORTABLE TRANSMITTER

Publications (1)

Publication Number Publication Date
CH610128A5 true CH610128A5 (en) 1979-03-30

Family

ID=5975049

Family Applications (1)

Application Number Title Priority Date Filing Date
CH89577A CH610128A5 (en) 1976-04-10 1977-01-25 Security alarm system with at least one transmitter which can be carried concealed by a person

Country Status (5)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58148526A (en) * 1982-02-26 1983-09-03 Mitsubishi Electric Corp Device for rescue signal
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 (en) 1977-10-27
FR2347831A1 (en) 1977-11-04
GB1527454A (en) 1978-10-04
IT1081342B (en) 1985-05-21

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Legal Events

Date Code Title Description
PL Patent ceased