ATE183868T1 - Detektierungssystem - Google Patents

Detektierungssystem

Info

Publication number
ATE183868T1
ATE183868T1 AT93304740T AT93304740T ATE183868T1 AT E183868 T1 ATE183868 T1 AT E183868T1 AT 93304740 T AT93304740 T AT 93304740T AT 93304740 T AT93304740 T AT 93304740T AT E183868 T1 ATE183868 T1 AT E183868T1
Authority
AT
Austria
Prior art keywords
alarm devices
detection system
building
detectors
breaking
Prior art date
Application number
AT93304740T
Other languages
English (en)
Inventor
Dermot Mcardle
Richard Malcolm Lewis
Original Assignee
Protec Fire Detection Plc
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 Protec Fire Detection Plc filed Critical Protec Fire Detection Plc
Application granted granted Critical
Publication of ATE183868T1 publication Critical patent/ATE183868T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/005—Alarm systems in which substations are interrogated in succession by a central station with substations connected in series, e.g. cascade

Landscapes

  • Physics & Mathematics (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Eye Examination Apparatus (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Fire Alarms (AREA)
AT93304740T 1992-06-19 1993-06-17 Detektierungssystem ATE183868T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9213079A GB2268298B (en) 1992-06-19 1992-06-19 Detection system

Publications (1)

Publication Number Publication Date
ATE183868T1 true ATE183868T1 (de) 1999-09-15

Family

ID=10717413

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93304740T ATE183868T1 (de) 1992-06-19 1993-06-17 Detektierungssystem

Country Status (4)

Country Link
EP (1) EP0575175B1 (de)
AT (1) ATE183868T1 (de)
DE (1) DE69326104T2 (de)
GB (1) GB2268298B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006125230A1 (en) * 2005-05-20 2006-11-23 Roger Airey FIRE CALLPOlNT
EP2617020B1 (de) 2010-09-16 2016-11-02 Siemens Schweiz AG Adressierung einer mehrzahl von über eine melderleitung verbundenen brandmeldern, insbesondere in einem nuklearbereich, mittels einer multifrequenzkodierten digitalen melderadresse
GB201407973D0 (en) 2014-05-06 2014-06-18 Protec Fire Detection Plc Emergency illumination system and visual alarm device therefor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE639057A (de) * 1962-10-24
US3952298A (en) * 1975-04-17 1976-04-20 Spectradyne, Inc. Clock gated digital data encoding circuit
JPS5634256A (en) * 1979-08-29 1981-04-06 Fuji Electric Co Ltd Data transmission system
JPS58198994A (ja) * 1982-05-15 1983-11-19 Matsushita Electric Works Ltd 時分割多重遠隔制御システムの割込処理方式
FR2550901B1 (fr) * 1983-08-19 1986-08-08 Protecbat Detection Electro Fs Procede de transmission de messages entre un poste central et plusieurs postes eloignes
GB8431883D0 (en) * 1984-12-18 1985-01-30 Gent Ltd Transmission system
US4771440A (en) * 1986-12-03 1988-09-13 Cray Research, Inc. Data modulation interface
GB8711559D0 (en) * 1987-05-15 1987-06-17 Ssd Ltd Shaft encoders

Also Published As

Publication number Publication date
GB9213079D0 (en) 1992-08-05
EP0575175B1 (de) 1999-08-25
DE69326104T2 (de) 2000-03-02
GB2268298A (en) 1994-01-05
GB2268298B (en) 1996-05-29
DE69326104D1 (de) 1999-09-30
EP0575175A1 (de) 1993-12-22

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee