DE3070079D1 - Object detection installation - Google Patents
Object detection installationInfo
- Publication number
- DE3070079D1 DE3070079D1 DE8080303955T DE3070079T DE3070079D1 DE 3070079 D1 DE3070079 D1 DE 3070079D1 DE 8080303955 T DE8080303955 T DE 8080303955T DE 3070079 T DE3070079 T DE 3070079T DE 3070079 D1 DE3070079 D1 DE 3070079D1
- Authority
- DE
- Germany
- Prior art keywords
- object detection
- detection installation
- installation
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/952—Proximity switches using a magnetic detector using inductive coils
- H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
- H03K17/9542—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator
- H03K17/9547—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator with variable amplitude
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/9401—Calibration techniques
- H03K2217/94021—Calibration techniques with human activation, e.g. processes requiring or being triggered by human intervention, user-input of digital word or analog voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7940182A GB2065946B (en) | 1979-11-21 | 1979-11-21 | Vehicle detiction installation |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3070079D1 true DE3070079D1 (en) | 1985-03-21 |
Family
ID=10509324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080303955T Expired DE3070079D1 (en) | 1979-11-21 | 1980-11-06 | Object detection installation |
Country Status (5)
Country | Link |
---|---|
US (1) | US4358749A (de) |
EP (1) | EP0029673B1 (de) |
AU (1) | AU530084B2 (de) |
DE (1) | DE3070079D1 (de) |
GB (1) | GB2065946B (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2087564B (en) * | 1980-11-14 | 1984-06-13 | Redland Automation Ltd | Object detector |
GB2125598B (en) * | 1982-06-03 | 1986-01-15 | Microsense Systems Ltd | Induction loop vehicle detector |
US4568937A (en) * | 1982-06-03 | 1986-02-04 | Microsense Systems, Limited | Induction loop vehicle detector |
DE3221888A1 (de) * | 1982-06-09 | 1983-12-15 | Siemens AG, 1000 Berlin und 8000 München | Elektronisches, beruehrungslos arbeitendes schaltgeraet |
GB2138613B (en) * | 1983-03-16 | 1986-04-30 | Sarasota Automation | Inductive loop sensor |
DE3319431A1 (de) * | 1983-05-28 | 1984-11-29 | Robert Bosch Gmbh, 7000 Stuttgart | Detektor zur erfassung von daten eines bewegten objekts und verfahren zu deren auswertung |
GB8422277D0 (en) * | 1984-09-04 | 1984-10-10 | Bartlett D | Fixed frequency detector |
US4680717A (en) * | 1984-09-17 | 1987-07-14 | Indicator Controls Corporation | Microprocessor controlled loop detector system |
JPH0787332B2 (ja) * | 1986-07-18 | 1995-09-20 | 株式会社東芝 | フイルタ回路の時定数自動調整回路 |
GB8709465D0 (en) * | 1987-04-22 | 1987-05-28 | Watkiss Automation Ltd | Sensor |
FR2623914A1 (fr) * | 1987-11-26 | 1989-06-02 | Ribiere Guy | Dispositif electronique de detection d'un marqueur de produits, a la sortie d'un magasin |
BE1000782A6 (fr) * | 1988-03-02 | 1989-04-04 | Staar Sa | Dispositif detectant la presence d'un disque et eventuellement certaines de ses caracteristiques. |
GB8909187D0 (en) * | 1989-04-21 | 1989-06-07 | Wiggin A J | Programmable inductive loop detector |
ES2093110T3 (es) * | 1990-09-28 | 1996-12-16 | Philips Electronics Nv | Un metodo y un sistema para codificar señales analogicas. |
US7014355B2 (en) * | 1996-10-02 | 2006-03-21 | Innovapark Company Llc | Electronic parking meter system |
US6072408A (en) * | 1997-09-26 | 2000-06-06 | Baer; Chuck E. | Simulating the presence of a large motor vehicle in an inductive loop of a vehicular traffic signal light control system |
BR0107434A (pt) * | 2000-01-05 | 2002-10-08 | Inductive Signature Tech Inc | Método e aparelho para isolamento ativo em detectores de circuito completo indutivo |
US6456096B1 (en) * | 2000-05-08 | 2002-09-24 | Ut-Battelle, Llc | Monolithically compatible impedance measurement |
US7221289B2 (en) * | 2004-10-29 | 2007-05-22 | The Chamberlain Group, Inc. | System and method for operating a loop detector |
DE112006002827A5 (de) * | 2005-10-28 | 2008-09-25 | Ident Technology Ag | Verfahren und Schaltung zur Erfassung der Präsenz, Position und/oder Annäherung eines Objektes an wenigstens eine Elektrodeneinrichtung |
CA2756489C (en) | 2011-03-03 | 2023-09-26 | J.J. Mackay Canada Limited | Parking meter with contactless payment |
US8842023B2 (en) * | 2012-01-30 | 2014-09-23 | Reno A & E | Bicycle detector |
US9410823B2 (en) | 2012-07-13 | 2016-08-09 | Qualcomm Incorporated | Systems, methods, and apparatus for detection of metal objects in a predetermined space |
US9349288B2 (en) | 2014-07-28 | 2016-05-24 | Econolite Group, Inc. | Self-configuring traffic signal controller |
CA3176773A1 (en) | 2015-08-11 | 2017-02-11 | J.J. Mackay Canada Limited | Single space parking meter retrofit |
US11922756B2 (en) | 2019-01-30 | 2024-03-05 | J.J. Mackay Canada Limited | Parking meter having touchscreen display |
US11572709B2 (en) | 2019-05-31 | 2023-02-07 | Rockwell Automation Technologies, Inc. | Guard locking switch with three concurrent directions of approach |
US10789798B1 (en) | 2019-05-31 | 2020-09-29 | Rockwell Automation Technologies, Inc. | Diagnostic element for validation of bolt detection of a guard locking switch in a static state |
US10997486B1 (en) | 2020-02-06 | 2021-05-04 | Rockwell Automation Technologies, Inc. | RFID tag retention method within a metal plate |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3178685A (en) * | 1963-12-06 | 1965-04-13 | Gen Signal Corp | Presence detection system |
US3346856A (en) * | 1964-07-06 | 1967-10-10 | Gen Precision Systems Inc | Inductive loop vehicle detector |
US3373374A (en) * | 1966-06-01 | 1968-03-12 | Gen Precision Systems Inc | Self-tunable vehicle presence detector system |
US3397364A (en) * | 1967-05-24 | 1968-08-13 | Small Business Administ | Inductive loop metallic object detector |
US3587040A (en) * | 1968-08-12 | 1971-06-22 | Qonaar Corp | Vehicle detector |
US3685013A (en) * | 1970-08-14 | 1972-08-15 | Joseph L Brickner | Self-adjusting vehicle detector system |
US3875555A (en) * | 1973-05-29 | 1975-04-01 | Indicator Controls Corp | Vehicle detection system |
US3868626A (en) * | 1973-07-09 | 1975-02-25 | Gulf & Western Industries | Digital loop detector system |
US3875525A (en) * | 1973-09-24 | 1975-04-01 | Harmon Industries | Digital automatic oscillator tuning circuit |
US3863206A (en) * | 1974-03-12 | 1975-01-28 | Lee C Rabie | Digital Vehicle Detector |
US3943339A (en) * | 1974-04-29 | 1976-03-09 | Canoga Controls Corporation | Inductive loop detector system |
IT1013280B (it) * | 1974-05-28 | 1977-03-30 | Autostrade Concess Const | Sistema perfezionato per il control lo elettronico del traffico in tempo reale e per trasmissioni bidirezionali in codice e fonia fra centrale operativa e mezzi mobili |
-
1979
- 1979-11-21 GB GB7940182A patent/GB2065946B/en not_active Expired
-
1980
- 1980-10-29 AU AU63819/80A patent/AU530084B2/en not_active Ceased
- 1980-10-31 US US06/203,078 patent/US4358749A/en not_active Expired - Lifetime
- 1980-11-06 EP EP80303955A patent/EP0029673B1/de not_active Expired
- 1980-11-06 DE DE8080303955T patent/DE3070079D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2065946A (en) | 1981-07-01 |
EP0029673B1 (de) | 1985-01-30 |
AU530084B2 (en) | 1983-06-30 |
EP0029673A1 (de) | 1981-06-03 |
AU6381980A (en) | 1982-05-27 |
US4358749A (en) | 1982-11-09 |
GB2065946B (en) | 1983-08-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: PEEK TRAFFIC LTD., HENLEY-ON-THAMES, OXFORDSHIRE, |
|
8328 | Change in the person/name/address of the agent |
Free format text: BOEHMERT & BOEHMERT, 28209 BREMEN |
|
8339 | Ceased/non-payment of the annual fee |