DK0529140T3 - - Google Patents

Info

Publication number
DK0529140T3
DK0529140T3 DK91114664.5T DK91114664T DK0529140T3 DK 0529140 T3 DK0529140 T3 DK 0529140T3 DK 91114664 T DK91114664 T DK 91114664T DK 0529140 T3 DK0529140 T3 DK 0529140T3
Authority
DK
Denmark
Prior art keywords
central station
signal
detector
comparator
threshold value
Prior art date
Application number
DK91114664.5T
Other languages
Danish (da)
English (en)
Inventor
Peer Dr-Ing Thilo
Klaus Kaiser
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of DK0529140T3 publication Critical patent/DK0529140T3/da

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
    • G08B25/04—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 a single signalling line, e.g. in a closed loop
    • 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
    • G08B25/018—Sensor coding by detecting magnitude of an electrical parameter, e.g. resistance

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Control Of Transmission Device (AREA)
  • Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Selective Calling Equipment (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
DK91114664.5T 1991-08-30 1991-08-30 DK0529140T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91114664A EP0529140B1 (de) 1991-08-30 1991-08-30 Verfahren zur Übertragung binärer Daten in einem Gefahrenmeldesystem

Publications (1)

Publication Number Publication Date
DK0529140T3 true DK0529140T3 (de) 1997-02-17

Family

ID=8207099

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91114664.5T DK0529140T3 (de) 1991-08-30 1991-08-30

Country Status (6)

Country Link
EP (1) EP0529140B1 (de)
AT (1) ATE145080T1 (de)
DE (1) DE59108333D1 (de)
DK (1) DK0529140T3 (de)
ES (1) ES2093663T3 (de)
GR (1) GR3021566T3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2397156A (en) * 2003-01-03 2004-07-14 Leeds Electronic Eng Ltd Alarm system with reduced wiring

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588828A (en) * 1967-08-02 1971-06-28 Dutton Hayward H Signaling system responsive to pulses within an amplitude range
DE2716506A1 (de) * 1977-04-14 1978-10-19 Dieter Eberhard Vorrichtung zur bestimmung des alarmausloeseortes in alarmanlagen
DE3043357C2 (de) * 1980-11-17 1985-01-17 Siemens AG, 1000 Berlin und 8000 München Verfahren und Vorrichtung zur Widerstandsmessung an einer Meldeleitung
JPS60117939A (ja) * 1983-11-30 1985-06-25 Matsushita Electric Works Ltd 情報伝送方式
DE3650652T2 (de) * 1986-03-31 1998-02-19 Matsushita Electric Works Ltd Feueralarmsystem

Also Published As

Publication number Publication date
EP0529140A1 (de) 1993-03-03
ATE145080T1 (de) 1996-11-15
EP0529140B1 (de) 1996-11-06
DE59108333D1 (de) 1996-12-12
GR3021566T3 (en) 1997-02-28
ES2093663T3 (es) 1997-01-01

Similar Documents

Publication Publication Date Title
CA2100307A1 (en) Ring Network Overhead Handling Method
AU3488289A (en) Method for generating an alarm indication signal (ais)
TW376651B (en) A digital signal system having a sync confidence counter
MXPA02007969A (es) Sistema de tv por cable u otro sistema de comunicacion similar.
CA2134813A1 (en) Film-to-video format detection for digital television
SE8904132D0 (sv) Spatialdiversitetssystem
GB1531316A (en) Radio central station alarm system
GB2290441B (en) Inter-unit digital signal transmitting method, digital signal transmitter and receiver equipment, digital signal transmitter, and digital signal receiver
US3860874A (en) Receiver for dfsk signals
CA2021295A1 (en) Polarity detector for subscriber lines
DK0529140T3 (de)
EP0798683A3 (de) Brandmeldeanlage
GB1301206A (en) A system of time-division multiplex transmission via communications satellites
US3390233A (en) Digital unambiguous control of circuit interrupter means
WO1998030011A3 (de) Verfahren zum überwachen eines objektes über ein digitales datennetz
GR3019763T3 (en) Binary data transmission method in an alarm signalling system
CA2417698C (en) Reception of protection commands in a remote tripping device
FR2234622A1 (en) Centralised radio alarm system - control in vehicle directs latter to peripherals signalling alarm
CA2063493A1 (en) External apparatus for monitoring a communication system
JPS54102805A (en) Fault detection system
US3355548A (en) Data transmitting system with data represented by combinations of different pulse and d. c. signals
CA1051346A (en) Direct connection digital transmission apparatus
SU882019A1 (ru) Устройство дл приема фазоманипулированных сигналов
CA2192100A1 (en) Detection of a Low Level Marshalling Sequence
FR2345771A1 (fr) Procede et dispositif d'alarme utilisant des signaux impulsionnels vehicules par une ligne preexistante