DE69326104D1 - Detektierungssystem - Google Patents

Detektierungssystem

Info

Publication number
DE69326104D1
DE69326104D1 DE69326104T DE69326104T DE69326104D1 DE 69326104 D1 DE69326104 D1 DE 69326104D1 DE 69326104 T DE69326104 T DE 69326104T DE 69326104 T DE69326104 T DE 69326104T DE 69326104 D1 DE69326104 D1 DE 69326104D1
Authority
DE
Germany
Prior art keywords
alarm devices
detection system
building
detectors
breaking
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69326104T
Other languages
English (en)
Other versions
DE69326104T2 (de
Inventor
Dermot Mcardle
Richard Malcolm Lewis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Protec Fire Detection PLC
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 DE69326104D1 publication Critical patent/DE69326104D1/de
Publication of DE69326104T2 publication Critical patent/DE69326104T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/38Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40Transmitting circuits; Receiving circuits
    • H04L25/49Transmitting 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
    • H04L25/4902Pulse width modulation; Pulse position modulation
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/005Alarm systems in which substations are interrogated in succession by a central station with substations connected in series, e.g. cascade
DE69326104T 1992-06-19 1993-06-17 Detektierungssystem Expired - Fee Related DE69326104T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69326104D1 true DE69326104D1 (de) 1999-09-30
DE69326104T2 DE69326104T2 (de) 2000-03-02

Family

ID=10717413

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69326104T Expired - Fee Related DE69326104T2 (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
WO2012035092A1 (de) 2010-09-16 2012-03-22 Siemens Aktiengesellschaft 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
NL299540A (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
GB2268298B (en) 1996-05-29
DE69326104T2 (de) 2000-03-02
GB2268298A (en) 1994-01-05
EP0575175A1 (de) 1993-12-22
ATE183868T1 (de) 1999-09-15
EP0575175B1 (de) 1999-08-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee