GR3017397T3 - Ultrasonic surveillance system for intruder detection. - Google Patents
Ultrasonic surveillance system for intruder detection.Info
- Publication number
- GR3017397T3 GR3017397T3 GR950402525T GR950402525T GR3017397T3 GR 3017397 T3 GR3017397 T3 GR 3017397T3 GR 950402525 T GR950402525 T GR 950402525T GR 950402525 T GR950402525 T GR 950402525T GR 3017397 T3 GR3017397 T3 GR 3017397T3
- Authority
- GR
- Greece
- Prior art keywords
- ultrasonic
- determined
- alpha
- surveillance system
- distance
- Prior art date
Links
Classifications
-
- 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)
- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP90104681A EP0446385B1 (de) | 1990-03-12 | 1990-03-12 | Ultraschall-Überwachungssystem für eine Einbruchmeldeanlage |
Publications (1)
Publication Number | Publication Date |
---|---|
GR3017397T3 true GR3017397T3 (en) | 1995-12-31 |
Family
ID=8203743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR950402525T GR3017397T3 (en) | 1990-03-12 | 1995-09-13 | Ultrasonic surveillance system for intruder detection. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0446385B1 (el) |
AT (1) | ATE127603T1 (el) |
DE (1) | DE59009633D1 (el) |
DK (1) | DK0446385T3 (el) |
ES (1) | ES2075857T3 (el) |
GR (1) | GR3017397T3 (el) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4306425C1 (de) * | 1993-03-02 | 1994-05-19 | Zettler Gmbh | Melder für Bewegungsvorgänge |
DE4306719A1 (en) * | 1993-03-04 | 1993-09-16 | Kloch Heilmann Hermann | Self=learning alarm system for object monitoring - contains filtered image sensor and ultrasonic sensor used in combination |
CN101441496B (zh) * | 2007-11-22 | 2010-12-08 | 英业达股份有限公司 | 便携式计算机装置及其防盗的方法 |
ITMO20120157A1 (it) * | 2012-06-18 | 2013-12-19 | Microlog S R L | Sistema e metodo per il monitoraggio di flussi di persone |
EP3043192A1 (de) * | 2015-01-08 | 2016-07-13 | Delphi International Operations Luxembourg S.à r.l. | Ultraschallüberwachungsvorrichtung und -verfahren zur Bestimmung der Bewegungsrichtung und/oder der Bewegungsgeschwindigkeit eines Objekts |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1791060C3 (de) * | 1968-09-05 | 1975-08-14 | Alois Zettler Elektrotechnische Fabrik Gmbh, 8000 Muenchen | Elektroakustische Anlage |
US4114146A (en) * | 1975-09-13 | 1978-09-12 | Matsushita Electric Works, Ltd. | Ultrasonic wave watching device of moving object detecting type |
GB1580406A (en) * | 1977-04-22 | 1980-12-03 | Eurolec Group Ltd | Ultrasonic detection system |
DE3805439A1 (de) * | 1988-02-22 | 1989-09-07 | Dotronic Mikroprozessortechnik | Verfahren zur ueberwachung eines raumes gegen unbefugten eintritt mittels ultraschall |
-
1990
- 1990-03-12 ES ES90104681T patent/ES2075857T3/es not_active Expired - Lifetime
- 1990-03-12 EP EP90104681A patent/EP0446385B1/de not_active Expired - Lifetime
- 1990-03-12 DK DK90104681.3T patent/DK0446385T3/da active
- 1990-03-12 AT AT90104681T patent/ATE127603T1/de not_active IP Right Cessation
- 1990-03-12 DE DE59009633T patent/DE59009633D1/de not_active Expired - Fee Related
-
1995
- 1995-09-13 GR GR950402525T patent/GR3017397T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
EP0446385B1 (de) | 1995-09-06 |
ATE127603T1 (de) | 1995-09-15 |
DK0446385T3 (da) | 1996-01-15 |
DE59009633D1 (de) | 1995-10-12 |
ES2075857T3 (es) | 1995-10-16 |
EP0446385A1 (de) | 1991-09-18 |
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