ATE368271T1 - Sicherheitsalarmsystem mit vereinfachter verdrahtung - Google Patents

Sicherheitsalarmsystem mit vereinfachter verdrahtung

Info

Publication number
ATE368271T1
ATE368271T1 AT03258197T AT03258197T ATE368271T1 AT E368271 T1 ATE368271 T1 AT E368271T1 AT 03258197 T AT03258197 T AT 03258197T AT 03258197 T AT03258197 T AT 03258197T AT E368271 T1 ATE368271 T1 AT E368271T1
Authority
AT
Austria
Prior art keywords
output device
alarm system
remote input
conductors
alarm
Prior art date
Application number
AT03258197T
Other languages
English (en)
Inventor
John Kam Ho Lee
Original Assignee
Leeds Electronic Eng Ltd
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 Leeds Electronic Eng Ltd filed Critical Leeds Electronic Eng Ltd
Application granted granted Critical
Publication of ATE368271T1 publication Critical patent/ATE368271T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Alarm Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Selective Calling Equipment (AREA)
  • Emergency Alarm Devices (AREA)
AT03258197T 2003-01-03 2003-12-23 Sicherheitsalarmsystem mit vereinfachter verdrahtung ATE368271T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0300097A GB2397156A (en) 2003-01-03 2003-01-03 Alarm system with reduced wiring

Publications (1)

Publication Number Publication Date
ATE368271T1 true ATE368271T1 (de) 2007-08-15

Family

ID=9950639

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03258197T ATE368271T1 (de) 2003-01-03 2003-12-23 Sicherheitsalarmsystem mit vereinfachter verdrahtung

Country Status (6)

Country Link
US (1) US6992579B2 (de)
EP (1) EP1435599B1 (de)
AT (1) ATE368271T1 (de)
DE (1) DE60315121T2 (de)
ES (1) ES2290406T3 (de)
GB (1) GB2397156A (de)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206449A (en) * 1977-07-27 1980-06-03 American District Telegraph Company Multiple sensor intrusion alarm system
US4360905A (en) * 1979-04-16 1982-11-23 Pittway Corporation Intrusion alarm system for use with two-wire-cable
JPS60117939A (ja) * 1983-11-30 1985-06-25 Matsushita Electric Works Ltd 情報伝送方式
JPS61229195A (ja) * 1985-04-03 1986-10-13 株式会社日本自動車部品総合研究所 信号伝送システム
DE3650652T2 (de) * 1986-03-31 1998-02-19 Matsushita Electric Works Ltd Feueralarmsystem
US4945344A (en) * 1986-11-24 1990-07-31 Farrell Jonathon E Fluid flow sensor having light reflective slider
US5138562A (en) * 1988-04-14 1992-08-11 Fike Corporation Environmental protection system useful for the fire detection and suppression
ATE145080T1 (de) * 1991-08-30 1996-11-15 Siemens Ag Verfahren zur übertragung binärer daten in einem gefahrenmeldesystem
WO1994018803A1 (en) * 1993-02-11 1994-08-18 National Digital Electronics, Inc. Telemetry and control system
US5670937A (en) * 1995-05-16 1997-09-23 General Signal Corporation Line monitor for two wire data transmission

Also Published As

Publication number Publication date
EP1435599B1 (de) 2007-07-25
EP1435599A3 (de) 2004-11-17
DE60315121D1 (de) 2007-09-06
EP1435599A2 (de) 2004-07-07
US6992579B2 (en) 2006-01-31
GB0300097D0 (en) 2003-02-05
GB2397156A (en) 2004-07-14
ES2290406T3 (es) 2008-02-16
US20040155769A1 (en) 2004-08-12
DE60315121T2 (de) 2008-04-30

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties