NO860444L - Fremgangsmaate og apparat for aa detektere lyder foraarsaket av glassbrekkasje. - Google Patents

Fremgangsmaate og apparat for aa detektere lyder foraarsaket av glassbrekkasje.

Info

Publication number
NO860444L
NO860444L NO860444A NO860444A NO860444L NO 860444 L NO860444 L NO 860444L NO 860444 A NO860444 A NO 860444A NO 860444 A NO860444 A NO 860444A NO 860444 L NO860444 L NO 860444L
Authority
NO
Norway
Prior art keywords
frequency
low
signal
sounds
band
Prior art date
Application number
NO860444A
Other languages
English (en)
Norwegian (no)
Inventor
John Davenport
Michael Andrew Tomlinson
Original Assignee
Automated Security Holdings
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 Automated Security Holdings filed Critical Automated Security Holdings
Publication of NO860444L publication Critical patent/NO860444L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/04—Frequency
    • G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/04—Mechanical actuation by breaking of glass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Golf Clubs (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
NO860444A 1985-02-08 1986-02-07 Fremgangsmaate og apparat for aa detektere lyder foraarsaket av glassbrekkasje. NO860444L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08503204A GB2171518B (en) 1985-02-08 1985-02-08 Glass break detector

Publications (1)

Publication Number Publication Date
NO860444L true NO860444L (no) 1986-08-11

Family

ID=10574128

Family Applications (1)

Application Number Title Priority Date Filing Date
NO860444A NO860444L (no) 1985-02-08 1986-02-07 Fremgangsmaate og apparat for aa detektere lyder foraarsaket av glassbrekkasje.

Country Status (5)

Country Link
US (1) US4668941A (da)
AU (1) AU578514B2 (da)
DK (1) DK39986A (da)
GB (1) GB2171518B (da)
NO (1) NO860444L (da)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810998A (en) * 1986-10-02 1989-03-07 Hwang Shih Ming Interruption demonstrating and multi-phase burglar detecting alarm
US4952931A (en) * 1987-01-27 1990-08-28 Serageldin Ahmedelhadi Y Signal adaptive processor
DE3729019A1 (de) * 1987-08-31 1989-03-16 Messerschmitt Boelkow Blohm Einrichtung zur ausloesung einer sicherheitsvorrichtung
US4837558A (en) * 1987-10-13 1989-06-06 Sentrol, Inc. Glass break detector
US4929925A (en) * 1988-02-24 1990-05-29 Bodine David B Alarm system
US4935952A (en) * 1988-07-13 1990-06-19 B-Warned, Inc. Alarm-responsive apparatus and method
US4853677A (en) * 1988-07-20 1989-08-01 Yarbrough Alfred E Portable intrusion alarm
GB8819487D0 (en) * 1988-08-16 1988-09-21 Pennwalt Piezo Film Ltd Sensing breakage of glass
GB8925308D0 (en) * 1989-11-09 1989-12-28 Taylor Michael R Sound detection devices and systems
US5109216A (en) * 1990-07-18 1992-04-28 Burnett Oil Co., Inc. Portable intrusion alarm
DE9116653U1 (de) * 1990-09-28 1993-08-12 Siemens AG, 80333 München Überwachungsschaltung zur Überwachung der Scheiben eines Raumes mit Ultraschall
US5107249A (en) * 1990-10-16 1992-04-21 C & K Systems, Co. Intrusion detection system having improved immunity to false alarm
DE4036617A1 (de) * 1990-11-16 1992-05-21 Harald Steinbrucker Einbruchmelder
US5117220A (en) * 1991-02-11 1992-05-26 Pittway Corporation Glass breakage detector
GB2258073A (en) * 1991-06-27 1993-01-27 Property Check Marketing Ltd Intruder detector
SE9103386L (sv) * 1991-11-15 1993-05-16 Lennart Hedlund Glaskrossdetektering
US5192931B1 (en) * 1992-02-11 1999-09-28 Slc Technologies Inc Dual channel glass break detector
US5341122A (en) * 1992-06-22 1994-08-23 C & K Systems, Inc. Pressure actuated glass break simulator
CA2113026A1 (en) * 1993-01-28 1994-07-29 Paul Michael Hoseit Methods and apparatus for intrusion detection having improved immunity to false alarms
WO1995001621A1 (en) * 1993-06-30 1995-01-12 Sentrol, Inc. Glass break detector having reduced susceptibility to false alarms
IL107834A (en) * 1993-12-01 1997-08-14 Visonic Ltd Glass breakage detector
CA2117053C (en) * 1994-03-04 2000-07-25 Dennis Cecic Detection of glass breakage
US5438317A (en) * 1994-04-08 1995-08-01 Detection Systems, Inc. Glass break detection with noise riding feature
US5450061A (en) * 1994-04-08 1995-09-12 Detection Systems, Inc. Glass break detection using temporal sequence of selected frequency characteristics
US5471195A (en) * 1994-05-16 1995-11-28 C & K Systems, Inc. Direction-sensing acoustic glass break detecting system
US5543783A (en) * 1994-05-20 1996-08-06 Caddx-Caddi Controls, Inc. Glass break detector and a method therefor
JP3298318B2 (ja) * 1994-07-18 2002-07-02 株式会社デンソー ガラス割れ検出装置
US5640142A (en) * 1995-02-01 1997-06-17 Pittway Corporation Alarm system testing circuit
US5917410A (en) * 1995-03-03 1999-06-29 Digital Security Controls Ltd. Glass break sensor
WO1997008896A1 (en) * 1995-08-23 1997-03-06 Scientific-Atlanta, Inc. Open area security system
US5608377A (en) * 1995-10-20 1997-03-04 Visonic Ltd. Acoustic anti-tampering detector
WO2000068906A1 (en) 1999-05-07 2000-11-16 C & K Systems, Inc. Glass-break detector and method of alarm discrimination
US7323979B2 (en) * 2004-05-25 2008-01-29 Honeywell International, Inc. Dual technology glass breakage detector
US7680283B2 (en) * 2005-02-07 2010-03-16 Honeywell International Inc. Method and system for detecting a predetermined sound event such as the sound of breaking glass
US7812855B2 (en) * 2005-02-18 2010-10-12 Honeywell International Inc. Glassbreak noise detector and video positioning locator
GB0511307D0 (en) * 2005-06-03 2005-07-13 South Manchester University Ho A method for generating output data
WO2010133718A1 (es) * 2009-05-20 2010-11-25 Investigación Y Desarrollo En Seguridad, S. L. Dispositivo de detección contra intrusiones
CN104204743B (zh) 2011-11-16 2017-04-12 泰科消防及安全有限公司 运动检测系统和方法
US9349269B2 (en) 2014-01-06 2016-05-24 Tyco Fire & Security Gmbh Glass breakage detection system and method of configuration thereof
US9384641B2 (en) 2014-09-30 2016-07-05 Tyco Fire & Security Gmbh Glass breakage detection system and method
US9530293B2 (en) 2014-09-30 2016-12-27 Tyco Fire & Security Gmbh Wireless acoustic glass breakage detectors
US10089851B1 (en) * 2017-03-28 2018-10-02 Nortek Security & Control Llc Glass break detector
US10346132B2 (en) * 2017-10-06 2019-07-09 Moj.Io Inc. Acceleration-based window glass break detection
CA3191864A1 (en) * 2020-08-21 2022-02-24 Agc Glass Europe Glazing with a reusable vibration sensor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52116274A (en) * 1976-03-25 1977-09-29 Matsushita Electric Ind Co Ltd Glass plate breakage inspecting apparatus
CH594943A5 (da) * 1976-09-09 1978-01-31 Spirig Ernst
US4091660A (en) * 1977-03-16 1978-05-30 Matsushita Electric Industrial Co., Ltd. Apparatus for detecting the breaking of a glass plate
US4134109A (en) * 1977-05-16 1979-01-09 Omni Spectra, Inc. Alarm system responsive to the breaking of glass
CH614795A5 (en) * 1977-05-17 1979-12-14 Securiton Ag Device for monitoring armoured rooms, in particular strongrooms, and for producing an alarm signal if a break-in attempt is made
GB1577941A (en) * 1977-08-19 1980-10-29 Rca Corp Glass break defectors
US4196423A (en) * 1978-08-09 1980-04-01 The United States Of America As Represented By The United States Department Of Energy Acoustic emission intrusion detector
US4307387A (en) * 1979-02-23 1981-12-22 Elliott Brothers (London) Limited Vibration-responsive intruder alarm system
DE3221997A1 (de) * 1982-06-11 1983-12-15 Securiton AG, 3052 Zollikofen, Bern Vorrichtung zum ueberwachen von gepanzerten raeumen, insbesondere von tresoren und kassenschraenken, und zum erzeugen eines alarmsignales, wenn ein einbruchversuch unternommen wird

Also Published As

Publication number Publication date
AU5281686A (en) 1986-08-14
US4668941A (en) 1987-05-26
AU578514B2 (en) 1988-10-27
DK39986D0 (da) 1986-01-28
DK39986A (da) 1986-08-09
GB2171518B (en) 1988-09-01
GB2171518A (en) 1986-08-28

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