FR2645307B1 - Dispositif electronique de detection selective de personnes - Google Patents
Dispositif electronique de detection selective de personnesInfo
- Publication number
- FR2645307B1 FR2645307B1 FR8904573A FR8904573A FR2645307B1 FR 2645307 B1 FR2645307 B1 FR 2645307B1 FR 8904573 A FR8904573 A FR 8904573A FR 8904573 A FR8904573 A FR 8904573A FR 2645307 B1 FR2645307 B1 FR 2645307B1
- Authority
- FR
- France
- Prior art keywords
- persons
- electronic device
- selective detection
- selective
- detection
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/04—Systems determining presence of a target
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8904573A FR2645307B1 (fr) | 1989-04-04 | 1989-04-04 | Dispositif electronique de detection selective de personnes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8904573A FR2645307B1 (fr) | 1989-04-04 | 1989-04-04 | Dispositif electronique de detection selective de personnes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2645307A1 FR2645307A1 (fr) | 1990-10-05 |
FR2645307B1 true FR2645307B1 (fr) | 1994-09-09 |
Family
ID=9380474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8904573A Expired - Fee Related FR2645307B1 (fr) | 1989-04-04 | 1989-04-04 | Dispositif electronique de detection selective de personnes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2645307B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4241648C1 (de) * | 1992-12-04 | 1994-09-01 | Borus Spezialverfahren | Elektronisches Überwachungssystem |
DE9400950U1 (de) * | 1994-01-20 | 1995-08-24 | Selectronic Gesellschaft für Sicherheitstechnik und Sonderelektronik mbH, 14542 Werder | Vorrichtung zur Erfassung lebender Körper sowie deren Verwendung |
GB201514520D0 (en) | 2015-08-14 | 2015-09-30 | Novelda As | Coupled radar |
CN113611299B (zh) * | 2021-07-29 | 2024-07-05 | 珠海格力电器股份有限公司 | 语音设备唤醒方法、装置、电子设备及存储介质 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR698774A (fr) * | 1929-07-27 | 1931-02-05 | Philips Nv | Dispositif d'alarme |
FR979151A (fr) * | 1948-12-01 | 1951-04-23 | Dispositif détecteur de présence particulièrement applicable contre le vol et l'intrusion | |
US2656527A (en) * | 1950-07-24 | 1953-10-20 | John E Tillman | Signal deviation warning system |
CH370338A (fr) * | 1961-06-08 | 1963-06-30 | Acic Arnold Charpilloz Ets | Dispositif de surveillance d'un espace déterminé |
GB1186673A (en) * | 1966-04-22 | 1970-04-02 | Audac Audio Associates Ltd | Improvements in or relating to Systems for Detecting the Presence of Objects in a Monitored Area |
FR1478754A (fr) * | 1966-04-29 | 1967-04-28 | Avertisseur entièrement transistorisé, actionné par ondes électro-magnétiques | |
FR2063809A5 (fr) * | 1969-10-27 | 1971-07-09 | Darlet Jean | |
GB1474928A (en) * | 1974-11-15 | 1977-05-25 | Shorrock Dev Ltd | Intruder detection device |
-
1989
- 1989-04-04 FR FR8904573A patent/FR2645307B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2645307A1 (fr) | 1990-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |