HK1009352A1 - Siren detector - Google Patents

Siren detector

Info

Publication number
HK1009352A1
HK1009352A1 HK98109887A HK98109887A HK1009352A1 HK 1009352 A1 HK1009352 A1 HK 1009352A1 HK 98109887 A HK98109887 A HK 98109887A HK 98109887 A HK98109887 A HK 98109887A HK 1009352 A1 HK1009352 A1 HK 1009352A1
Authority
HK
Hong Kong
Prior art keywords
siren detector
siren
detector
Prior art date
Application number
HK98109887A
Inventor
Peter Robert Henders Mcconnell
Patricia Kavanaugh
Original Assignee
Sonic Systems Corp
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 Sonic Systems Corp filed Critical Sonic Systems Corp
Publication of HK1009352A1 publication Critical patent/HK1009352A1/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/087—Override of traffic control, e.g. by signal transmitted by an emergency vehicle

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Traffic Control Systems (AREA)
HK98109887A 1994-03-04 1998-08-13 Siren detector HK1009352A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CA1994/000119 WO1995024028A1 (en) 1994-03-04 1994-03-04 Siren detector

Publications (1)

Publication Number Publication Date
HK1009352A1 true HK1009352A1 (en) 1999-05-28

Family

ID=4173012

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98109887A HK1009352A1 (en) 1994-03-04 1998-08-13 Siren detector

Country Status (7)

Country Link
EP (1) EP0748494B1 (en)
JP (1) JPH09512902A (en)
CA (1) CA2183868C (en)
DE (1) DE69411195T2 (en)
HK (1) HK1009352A1 (en)
NZ (1) NZ262083A (en)
WO (1) WO1995024028A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6133849A (en) * 1996-02-20 2000-10-17 Unity Wireless Systems Corporation Control signal coding and detection in the audible and inaudible ranges
WO2009021902A1 (en) * 2007-08-16 2009-02-19 Siemens Aktiengesellschaft Method and device for prioritizing special-purpose vehicles at a traffic light-controlled intersection
CN102867424B (en) * 2012-09-26 2014-07-30 杭州鼎鹏交通科技有限公司 Area coordinating traffic control method
WO2019158963A1 (en) * 2018-02-13 2019-08-22 Premel Sa Electronic device for event detection for traffic regulation, and corresponding method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027243B (en) * 1978-07-27 1982-10-13 Marconi Co Ltd Priority vehicle control of traffic signalling system
US4864297A (en) * 1987-10-14 1989-09-05 Tekedge Development Corp. Siren detector
US4806931A (en) * 1988-01-25 1989-02-21 Richard W. Clark Sound pattern discrimination system
US4956866A (en) * 1989-06-30 1990-09-11 Sy/Lert System Ltd. Emergency signal warning system

Also Published As

Publication number Publication date
EP0748494B1 (en) 1998-06-17
WO1995024028A1 (en) 1995-09-08
DE69411195T2 (en) 1999-02-04
CA2183868C (en) 2002-01-15
DE69411195D1 (en) 1998-07-23
JPH09512902A (en) 1997-12-22
CA2183868A1 (en) 1995-09-08
EP0748494A1 (en) 1996-12-18
AU681380B2 (en) 1997-08-28
AU6152694A (en) 1995-09-18
NZ262083A (en) 1998-05-27

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20040304

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)