GB1603347A - Ultrasonic intruder alarm systems - Google Patents
Ultrasonic intruder alarm systems Download PDFInfo
- Publication number
- GB1603347A GB1603347A GB20686/78A GB2068678A GB1603347A GB 1603347 A GB1603347 A GB 1603347A GB 20686/78 A GB20686/78 A GB 20686/78A GB 2068678 A GB2068678 A GB 2068678A GB 1603347 A GB1603347 A GB 1603347A
- Authority
- GB
- United Kingdom
- Prior art keywords
- output
- oscillator
- frequency
- phase detector
- transducer
- 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
Links
- 230000005855 radiation Effects 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000001419 dependent effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
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
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2722982A DE2722982C2 (de) | 1977-05-20 | 1977-05-20 | Schaltungsanordnung für eine nach dem Doppler-Prinzip arbeitende Ultraschall-Einbruchssicherungsanlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1603347A true GB1603347A (en) | 1981-11-25 |
Family
ID=6009541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB20686/78A Expired GB1603347A (en) | 1977-05-20 | 1978-05-19 | Ultrasonic intruder alarm systems |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4198618A (enExample) |
| JP (1) | JPS53144700A (enExample) |
| AT (1) | AT364626B (enExample) |
| CA (1) | CA1102440A (enExample) |
| CH (1) | CH624502A5 (enExample) |
| DE (1) | DE2722982C2 (enExample) |
| FR (1) | FR2391476A1 (enExample) |
| GB (1) | GB1603347A (enExample) |
| IT (1) | IT1095141B (enExample) |
| NL (1) | NL7805449A (enExample) |
| SE (1) | SE7805766L (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2818942C2 (de) | 1978-04-28 | 1986-03-27 | Zellweger Uster Ag, Uster | Verfahren zur Raumüberwachung und Vorrichtung zur Durchführung des Verfahrens |
| JPS59111074A (ja) * | 1982-12-16 | 1984-06-27 | Omron Tateisi Electronics Co | 移動物体感知装置 |
| US4580249A (en) * | 1984-11-26 | 1986-04-01 | Gte Government Systems Corporation | Apparatus for and method of doppler motion detection with standing wave drift compensation |
| US4661936A (en) * | 1984-11-26 | 1987-04-28 | Gte Government Systems Corporation | Apparatus for and method of doppler motion detection with standing wave drift compensation |
| DE3622827A1 (de) * | 1986-07-08 | 1988-01-21 | Hanns Rump | Ultraschall-impuls-echo-geraet mit kombinierter, alternierend und/oder paralell arbeitender echo- bzw. dopplereffekt-auswertung |
| US8639527B2 (en) | 2008-04-30 | 2014-01-28 | Ecolab Usa Inc. | Validated healthcare cleaning and sanitizing practices |
| CA2722489C (en) * | 2008-04-30 | 2018-05-22 | Ecolab Inc. | Validated healthcare cleaning and sanitizing practices |
| CN102388401A (zh) * | 2009-04-24 | 2012-03-21 | 埃科莱布美国股份有限公司 | 通过监视化学产品的使用来管理清洁进程 |
| US8395515B2 (en) * | 2009-06-12 | 2013-03-12 | Ecolab Usa Inc. | Hand hygiene compliance monitoring |
| USRE48951E1 (en) | 2015-08-05 | 2022-03-01 | Ecolab Usa Inc. | Hand hygiene compliance monitoring |
| US20140210620A1 (en) | 2013-01-25 | 2014-07-31 | Ultraclenz Llc | Wireless communication for dispenser beacons |
| TWI514193B (zh) * | 2014-12-25 | 2015-12-21 | Univ Nat Sun Yat Sen | 動作感測裝置 |
| BR112019018376B1 (pt) | 2017-03-07 | 2024-02-20 | Ecolab Usa Inc | Dispositivo, e, módulo de sinalização de dispensador |
| US10529219B2 (en) | 2017-11-10 | 2020-01-07 | Ecolab Usa Inc. | Hand hygiene compliance monitoring |
| WO2020132525A1 (en) | 2018-12-20 | 2020-06-25 | Ecolab Usa Inc. | Adaptive route, bi-directional network communication |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3202960A (en) * | 1962-03-28 | 1965-08-24 | Motorola Inc | Ultrasonic doppler speed measurement device |
| US3631849A (en) * | 1969-12-05 | 1972-01-04 | Medical Dev Corp | Phase-lock doppler system for monitoring blood vessel movement |
| AU8033275A (en) * | 1974-04-23 | 1976-10-21 | Cabili Electronics Pty. Ltd | False alarm inhibitor |
| JPS5333402B2 (enExample) * | 1974-07-05 | 1978-09-13 | ||
| US4114146A (en) * | 1975-09-13 | 1978-09-12 | Matsushita Electric Works, Ltd. | Ultrasonic wave watching device of moving object detecting type |
-
1977
- 1977-05-20 DE DE2722982A patent/DE2722982C2/de not_active Expired
- 1977-11-24 CH CH1438477A patent/CH624502A5/de not_active IP Right Cessation
-
1978
- 1978-04-13 US US05/895,949 patent/US4198618A/en not_active Expired - Lifetime
- 1978-05-11 FR FR7813989A patent/FR2391476A1/fr active Pending
- 1978-05-11 IT IT23264/78A patent/IT1095141B/it active
- 1978-05-18 AT AT0361278A patent/AT364626B/de not_active IP Right Cessation
- 1978-05-18 JP JP5947078A patent/JPS53144700A/ja active Pending
- 1978-05-19 NL NL7805449A patent/NL7805449A/xx not_active Application Discontinuation
- 1978-05-19 SE SE7805766A patent/SE7805766L/xx unknown
- 1978-05-19 GB GB20686/78A patent/GB1603347A/en not_active Expired
- 1978-05-19 CA CA303,755A patent/CA1102440A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA361278A (de) | 1981-03-15 |
| SE7805766L (sv) | 1978-11-21 |
| DE2722982C2 (de) | 1979-04-26 |
| CA1102440A (en) | 1981-06-02 |
| AT364626B (de) | 1981-11-10 |
| NL7805449A (nl) | 1978-11-22 |
| US4198618A (en) | 1980-04-15 |
| CH624502A5 (enExample) | 1981-07-31 |
| FR2391476A1 (fr) | 1978-12-15 |
| IT1095141B (it) | 1985-08-10 |
| IT7823264A0 (it) | 1978-05-11 |
| DE2722982B1 (de) | 1978-09-07 |
| JPS53144700A (en) | 1978-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1603347A (en) | Ultrasonic intruder alarm systems | |
| US4382291A (en) | Surveillance system in which a reflected signal pattern is compared to a reference pattern | |
| US4335383A (en) | Method and apparatus for digitally determining the speed of a target vehicle while the radar platform vehicle is in motion | |
| US3727216A (en) | Electromagnetic and ultrasonic doppler correlation intrusion alarm system | |
| GB1573847A (en) | Intruder detection systems | |
| EP0095300A2 (en) | Vehicle mounted Doppler radar system | |
| GB1563018A (en) | Ultrasonic monitoring device for detecting a moving object | |
| US2429513A (en) | Gain-control arrangement | |
| EP0194243A2 (en) | Device for detecting objects, particularly such in motion | |
| US2517549A (en) | Pulse radar system for detecting moving objects | |
| GB1592510A (en) | Intruder detection systems | |
| US3643257A (en) | Doppler radar automatic signal detection apparatus | |
| US5134720A (en) | Signal locating apparatus | |
| US2862203A (en) | Arrangement in a radar station | |
| US4368460A (en) | Dual mode moving target sensor | |
| NL9001414A (nl) | Radarapparaat met storingsindicator en ontvanginrichting met storingsindicator. | |
| US4717917A (en) | Alien radar suppression circuit | |
| GB2120491A (en) | Improvements in and relating to signal transmitting and receiving arrangements | |
| US4617678A (en) | Apparatus for detecting and recovering binary data from an input signal | |
| EP0052532B1 (en) | Squelch system for use in a multiple carrier am communications systems receiver | |
| US3813669A (en) | Frequency filter circuit apparatus | |
| US3248729A (en) | Monitoring system for distance measuring equipment | |
| US3680098A (en) | Large dynamic range coherent radar processor | |
| US3365718A (en) | Device for disturbance suppression in a radar equipment | |
| HU216857B (hu) | Radarszondás felügyeleti elrendezés |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |