IT1198559B - Dispositivo ricetrasmittente di segnali perfezionato,in specie per la rivelazione di intrusi - Google Patents
Dispositivo ricetrasmittente di segnali perfezionato,in specie per la rivelazione di intrusiInfo
- Publication number
- IT1198559B IT1198559B IT09399/83A IT939983A IT1198559B IT 1198559 B IT1198559 B IT 1198559B IT 09399/83 A IT09399/83 A IT 09399/83A IT 939983 A IT939983 A IT 939983A IT 1198559 B IT1198559 B IT 1198559B
- Authority
- IT
- Italy
- Prior art keywords
- intruders
- detection
- signal transceiver
- transceiver device
- device perfected
- Prior art date
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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
-
- 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
- G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8211486 | 1982-04-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8309399A0 IT8309399A0 (it) | 1983-04-20 |
IT1198559B true IT1198559B (it) | 1988-12-21 |
Family
ID=10529822
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1983A09399A IT8309399A1 (it) | 1982-04-21 | 1983-04-20 | Dispositivo ricetrasmittente di segnali perfezionato, in specie per la rivelazione di intrusi |
IT09399/83A IT1198559B (it) | 1982-04-21 | 1983-04-20 | Dispositivo ricetrasmittente di segnali perfezionato,in specie per la rivelazione di intrusi |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1983A09399A IT8309399A1 (it) | 1982-04-21 | 1983-04-20 | Dispositivo ricetrasmittente di segnali perfezionato, in specie per la rivelazione di intrusi |
Country Status (5)
Country | Link |
---|---|
US (1) | US4529972A (it) |
DE (1) | DE3313358A1 (it) |
FR (1) | FR2525775B1 (it) |
GB (1) | GB2120491B (it) |
IT (2) | IT8309399A1 (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4335773C2 (de) * | 1993-10-20 | 2000-07-27 | Mader Elektronik Und Telekommu | Bewegungsmelder |
US5612685A (en) * | 1996-03-20 | 1997-03-18 | Cobra Electronics Corp. | Combined motion detector/transmitter for a traffic information warning system |
DE19634562A1 (de) * | 1996-08-27 | 1998-03-12 | Bosch Gmbh Robert | Einrichtung zur Überwachung des Innenraumes eines Transportbehältnisses |
GB9702242D0 (en) * | 1997-02-04 | 1997-03-26 | Plessey Semiconductors Ltd | Alarm sensor and antenna arrangement |
DE19810253C2 (de) * | 1998-03-10 | 2001-03-22 | Eckart Hiss | Vorrichtung mit einem Mikrowellensensor |
DE19910324B4 (de) * | 1998-03-10 | 2006-11-30 | Hiss, Eckart, Dr. | Dopplereffekt-Mikrowellensensor mit Funktionsüberwachung |
JP2005283384A (ja) * | 2004-03-30 | 2005-10-13 | Optex Co Ltd | マイクロウエーブセンサ、およびマイクロウエーブセンサの相互干渉防止システム |
EP2214032A1 (en) * | 2009-01-30 | 2010-08-04 | Ford Global Technologies, LLC | A method and system for presence detection |
EP3837924B1 (en) * | 2018-08-14 | 2023-07-19 | Signify Holding B.V. | Microwave sensor device, and sensing methods, and lighting system using the sensor device |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL278585A (it) * | 1961-05-18 | |||
US3731307A (en) * | 1969-04-21 | 1973-05-01 | Minnesota Mining & Mfg | Electrical detecting means |
GB1348782A (en) * | 1970-03-20 | 1974-03-20 | Microwave & Electronic Syst | Target detection by doppler shift |
US4323897A (en) * | 1970-05-22 | 1982-04-06 | The United States Of America As Represented By The Secretary Of The Navy | Target detecting device with improved counter-countermeasures capability |
FR2129824B1 (it) * | 1971-03-15 | 1974-05-31 | Radiotechnique Compelec | |
JPS4859791A (it) * | 1971-11-24 | 1973-08-22 | ||
US3828336A (en) * | 1973-07-12 | 1974-08-06 | Dynamics Corp Massa Div | Intrusion alarm system with improved air turbulence compensation |
US4114146A (en) * | 1975-09-13 | 1978-09-12 | Matsushita Electric Works, Ltd. | Ultrasonic wave watching device of moving object detecting type |
US4107684A (en) * | 1977-05-02 | 1978-08-15 | E-Systems, Inc. | Phase locked detector |
-
1983
- 1983-04-07 GB GB08309419A patent/GB2120491B/en not_active Expired
- 1983-04-13 DE DE19833313358 patent/DE3313358A1/de not_active Withdrawn
- 1983-04-18 US US06/485,950 patent/US4529972A/en not_active Expired - Fee Related
- 1983-04-20 IT IT1983A09399A patent/IT8309399A1/it unknown
- 1983-04-20 IT IT09399/83A patent/IT1198559B/it active
- 1983-04-21 FR FR8306583A patent/FR2525775B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2120491B (en) | 1985-06-26 |
FR2525775A1 (fr) | 1983-10-28 |
FR2525775B1 (fr) | 1987-02-20 |
IT8309399A1 (it) | 1984-10-20 |
IT8309399A0 (it) | 1983-04-20 |
US4529972A (en) | 1985-07-16 |
GB2120491A (en) | 1983-11-30 |
DE3313358A1 (de) | 1983-12-01 |
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