FR2720164B1 - Dispositif de détection de mouvement de type ultrasonore Doppler. - Google Patents
Dispositif de détection de mouvement de type ultrasonore Doppler.Info
- Publication number
- FR2720164B1 FR2720164B1 FR9406095A FR9406095A FR2720164B1 FR 2720164 B1 FR2720164 B1 FR 2720164B1 FR 9406095 A FR9406095 A FR 9406095A FR 9406095 A FR9406095 A FR 9406095A FR 2720164 B1 FR2720164 B1 FR 2720164B1
- Authority
- FR
- France
- Prior art keywords
- detection device
- motion detection
- type motion
- ultrasonic doppler
- doppler type
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S15/523—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
-
- 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
- G08B13/1627—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means using Doppler shift detection circuits
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9406095A FR2720164B1 (fr) | 1994-05-17 | 1994-05-17 | Dispositif de détection de mouvement de type ultrasonore Doppler. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9406095A FR2720164B1 (fr) | 1994-05-17 | 1994-05-17 | Dispositif de détection de mouvement de type ultrasonore Doppler. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2720164A1 FR2720164A1 (fr) | 1995-11-24 |
FR2720164B1 true FR2720164B1 (fr) | 1996-06-21 |
Family
ID=9463333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9406095A Expired - Fee Related FR2720164B1 (fr) | 1994-05-17 | 1994-05-17 | Dispositif de détection de mouvement de type ultrasonore Doppler. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2720164B1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT374325B (de) * | 1980-04-18 | 1984-04-10 | Siemens Ag Oesterreich | Einrichtung zur erzeugung zweier zu ueberlagernder elektrischer schwingungen unterschiedlicher frequenzen, insbesondere zur erzeugung von codezeichen fuer mehrfrequenzcodewahl |
DE3122963C2 (de) * | 1981-06-10 | 1985-08-08 | Krone Gmbh, 1000 Berlin | Meßeinrichtung zum selbsttätigen Messen von Geschwindigkeit und Weg eines beweglichen Körpers |
JPS60130204A (ja) * | 1983-12-17 | 1985-07-11 | Toshiba Corp | 掛算回路 |
JPH0199543A (ja) * | 1987-10-14 | 1989-04-18 | Matsushita Electric Ind Co Ltd | 超音波プローブ |
-
1994
- 1994-05-17 FR FR9406095A patent/FR2720164B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2720164A1 (fr) | 1995-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |