NL7502198A - Inrichting voor het detecteren van binnen- dringende objecten. - Google Patents
Inrichting voor het detecteren van binnen- dringende objecten.Info
- Publication number
- NL7502198A NL7502198A NL7502198A NL7502198A NL7502198A NL 7502198 A NL7502198 A NL 7502198A NL 7502198 A NL7502198 A NL 7502198A NL 7502198 A NL7502198 A NL 7502198A NL 7502198 A NL7502198 A NL 7502198A
- Authority
- NL
- Netherlands
- Prior art keywords
- detecting internal
- internal objects
- objects
- detecting
- internal
- 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
- 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)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar Systems Or Details Thereof (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 |
---|---|---|---|
US05/455,260 US3942178A (en) | 1974-03-27 | 1974-03-27 | Intrusion detection system |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7502198A true NL7502198A (nl) | 1975-09-30 |
Family
ID=23808086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7502198A NL7502198A (nl) | 1974-03-27 | 1975-02-25 | Inrichting voor het detecteren van binnen- dringende objecten. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3942178A (nl) |
JP (1) | JPS50129200A (nl) |
CA (1) | CA1044353A (nl) |
DE (1) | DE2508796A1 (nl) |
FR (1) | FR2266234B1 (nl) |
GB (1) | GB1509682A (nl) |
IT (1) | IT1029877B (nl) |
NL (1) | NL7502198A (nl) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4035798A (en) * | 1974-03-27 | 1977-07-12 | Pittway Corporation | Ultrasonic intrusion detection system |
US4114146A (en) * | 1975-09-13 | 1978-09-12 | Matsushita Electric Works, Ltd. | Ultrasonic wave watching device of moving object detecting type |
US4195289A (en) * | 1975-12-03 | 1980-03-25 | I.E.I. Proprietary Limited | Microwave intrusion or movement detectors |
US4107659A (en) * | 1976-05-05 | 1978-08-15 | Fred M. Dellorfano, Jr. | Intrusion alarm system with improved air turbulence compensation |
US4143650A (en) * | 1976-10-06 | 1979-03-13 | Hoffmann-La Roche Inc. | Directional doppler ultrasound systems for biosignal acquisition and method of using the same |
JPS5563774A (en) * | 1978-11-08 | 1980-05-14 | Matsushita Electric Works Ltd | Detector for moving body |
US4360905A (en) * | 1979-04-16 | 1982-11-23 | Pittway Corporation | Intrusion alarm system for use with two-wire-cable |
DE2950626A1 (de) * | 1979-12-15 | 1981-06-19 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Dopplerradar-messverfahren und vorrichtung zur durchfuehrung dieses verfahrens |
US4961039A (en) * | 1987-04-03 | 1990-10-02 | Matsushita Electric Works, Ltd. | Moving object detecting device |
GB9107476D0 (en) * | 1991-04-09 | 1991-05-22 | Peek Traffic Ltd | Improvements in vehicle detection systems |
US6492933B1 (en) | 1999-09-02 | 2002-12-10 | Mcewan Technologies, Llc | SSB pulse Doppler sensor and active reflector system |
US7295831B2 (en) * | 2003-08-12 | 2007-11-13 | 3E Technologies International, Inc. | Method and system for wireless intrusion detection prevention and security management |
US7636048B2 (en) * | 2004-09-07 | 2009-12-22 | Ralen Research Centrum, S.R.O. | Electronic unit, especially for detecting living organisms |
US20080077015A1 (en) * | 2006-05-17 | 2008-03-27 | Olga Boric-Lubecke | Determining presence and/or physiological motion of one or more subjects with multiple receiver Doppler radar systems |
US8576664B2 (en) * | 2006-11-20 | 2013-11-05 | Panasonic Corporation | Moving object detection system |
US7656750B2 (en) * | 2008-02-26 | 2010-02-02 | Semiconductor Components Industries, Llc | Echo detection |
EP2444820B1 (en) * | 2009-06-18 | 2018-09-05 | Panasonic Intellectual Property Management Co., Ltd. | Moving object detection device |
US8223067B2 (en) * | 2009-11-02 | 2012-07-17 | Invention Planet, LLC | Noise-canceling down-converting detector |
US8085185B2 (en) * | 2009-11-02 | 2011-12-27 | Invention Planet, LLC | Method of down converting high-frequency signals |
JP5821419B2 (ja) * | 2011-08-30 | 2015-11-24 | 富士通株式会社 | 移動物体検出装置、移動物体検出方法及び移動物体検出用コンピュータプログラム |
US10006987B2 (en) | 2014-10-08 | 2018-06-26 | Nxp Usa, Inc. | Radar device utilizing phase shift |
US9841499B2 (en) * | 2014-10-09 | 2017-12-12 | Honeywell International Inc. | Intrusion detector and method for improved sensitivity |
KR20160057127A (ko) * | 2014-11-13 | 2016-05-23 | 삼성전자주식회사 | 디스플레이장치 및 그 제어방법 |
US10120064B2 (en) | 2015-03-19 | 2018-11-06 | Nxp Usa, Inc. | Radar system and method with saturation detection and reset |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3696417A (en) * | 1970-07-02 | 1972-10-03 | Panametrics | Signal processor |
US3665443A (en) * | 1970-09-03 | 1972-05-23 | Aerospace Res | Ultrasonic intrusion alarm |
US3706989A (en) * | 1970-10-28 | 1972-12-19 | Us Air Force | Digital motion compensation system for radar platforms |
US3760400A (en) * | 1972-02-10 | 1973-09-18 | Aerospace Res | Intrusion detection system employing quadrature sampling |
US3796989A (en) * | 1972-06-01 | 1974-03-12 | Westinghouse Electric Corp | Direction sensitive doppler processor |
US3781773A (en) * | 1972-06-01 | 1973-12-25 | Westinghouse Electric Corp | Direction sensitive doppler processor |
US3846778A (en) * | 1973-06-21 | 1974-11-05 | Aerospace Res | Combined ultrasonic and electromagnetic intrusion alarm system |
-
1974
- 1974-03-27 US US05/455,260 patent/US3942178A/en not_active Expired - Lifetime
-
1975
- 1975-01-27 CA CA218,708A patent/CA1044353A/en not_active Expired
- 1975-02-21 JP JP50021091A patent/JPS50129200A/ja active Pending
- 1975-02-25 NL NL7502198A patent/NL7502198A/nl not_active Application Discontinuation
- 1975-02-27 IT IT48363/75A patent/IT1029877B/it active
- 1975-02-28 DE DE19752508796 patent/DE2508796A1/de not_active Ceased
- 1975-03-11 FR FR7507528A patent/FR2266234B1/fr not_active Expired
- 1975-03-21 GB GB11997/75A patent/GB1509682A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2266234B1 (nl) | 1980-03-14 |
JPS50129200A (nl) | 1975-10-13 |
US3942178A (en) | 1976-03-02 |
CA1044353A (en) | 1978-12-12 |
GB1509682A (en) | 1978-05-04 |
DE2508796A1 (de) | 1975-10-09 |
IT1029877B (it) | 1979-03-20 |
FR2266234A1 (nl) | 1975-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |