DE69008672D1 - Selbstanpassender Ultraschall-Diebstahlschutz. - Google Patents

Selbstanpassender Ultraschall-Diebstahlschutz.

Info

Publication number
DE69008672D1
DE69008672D1 DE69008672T DE69008672T DE69008672D1 DE 69008672 D1 DE69008672 D1 DE 69008672D1 DE 69008672 T DE69008672 T DE 69008672T DE 69008672 T DE69008672 T DE 69008672T DE 69008672 D1 DE69008672 D1 DE 69008672D1
Authority
DE
Germany
Prior art keywords
adapting
ultrasound
self
theft protection
theft
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
DE69008672T
Other languages
English (en)
Other versions
DE69008672T2 (de
Inventor
Gilbert Hurst
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.)
Valeo Neiman SA
Original Assignee
Neiman SA
Valeo Neiman SA
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 Neiman SA, Valeo Neiman SA filed Critical Neiman SA
Publication of DE69008672D1 publication Critical patent/DE69008672D1/de
Application granted granted Critical
Publication of DE69008672T2 publication Critical patent/DE69008672T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
    • B60R25/1004—Alarm systems characterised by the type of sensor, e.g. current sensing means
    • B60R25/1009—Sonic sensors; Signal treatment therefor
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
    • G08B13/1618—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means
    • G08B13/1636—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means using pulse-type detection circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Burglar Alarm Systems (AREA)
DE1990608672 1989-11-14 1990-11-05 Selbstanpassender Ultraschall-Diebstahlschutz. Expired - Fee Related DE69008672T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8914940A FR2654399B1 (fr) 1989-11-14 1989-11-14 Antivol a ultrasons auto-adaptatif.

Publications (2)

Publication Number Publication Date
DE69008672D1 true DE69008672D1 (de) 1994-06-09
DE69008672T2 DE69008672T2 (de) 1994-08-25

Family

ID=9387395

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990608672 Expired - Fee Related DE69008672T2 (de) 1989-11-14 1990-11-05 Selbstanpassender Ultraschall-Diebstahlschutz.

Country Status (4)

Country Link
EP (1) EP0428432B1 (de)
DE (1) DE69008672T2 (de)
ES (1) ES2055886T3 (de)
FR (1) FR2654399B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508953C2 (sv) * 1996-02-29 1998-11-16 Volvo Ab Larmsystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2050022A (en) * 1979-05-02 1980-12-31 Moser M Intruder Alarm
GB2085626A (en) * 1980-08-11 1982-04-28 Davco Instrumentation & Securi Movement detector
US4639902A (en) * 1985-06-24 1987-01-27 The United States Of America As Represented By The Secretary Of The Navy Near ultrasonic pattern comparison intrusion detector

Also Published As

Publication number Publication date
FR2654399B1 (fr) 1995-04-21
EP0428432A1 (de) 1991-05-22
ES2055886T3 (es) 1994-09-01
EP0428432B1 (de) 1994-05-04
DE69008672T2 (de) 1994-08-25
FR2654399A1 (fr) 1991-05-17

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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