IT1091098B - Captatore elettromagnetico sensibile ad una modifica di un campo magnetico e sua applicazione alla circolazione stradale - Google Patents
Captatore elettromagnetico sensibile ad una modifica di un campo magnetico e sua applicazione alla circolazione stradaleInfo
- Publication number
- IT1091098B IT1091098B IT51853/77A IT5185377A IT1091098B IT 1091098 B IT1091098 B IT 1091098B IT 51853/77 A IT51853/77 A IT 51853/77A IT 5185377 A IT5185377 A IT 5185377A IT 1091098 B IT1091098 B IT 1091098B
- Authority
- IT
- Italy
- Prior art keywords
- captator
- electromagnetic
- sensitive
- modification
- application
- Prior art date
Links
- 230000004048 modification Effects 0.000 title 1
- 238000012986 modification Methods 0.000 title 1
Classifications
-
- 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
-
- 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
- G01V3/104—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 using several coupled or uncoupled coils
- G01V3/105—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 using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Traffic Control Systems (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7634916A FR2371675A1 (fr) | 1976-11-19 | 1976-11-19 | Capteur electromagnetique sensible a une modification d'un champ magnetique et son application a la circulation routiere |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1091098B true IT1091098B (it) | 1985-06-26 |
Family
ID=9180107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT51853/77A IT1091098B (it) | 1976-11-19 | 1977-11-18 | Captatore elettromagnetico sensibile ad una modifica di un campo magnetico e sua applicazione alla circolazione stradale |
Country Status (14)
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0062396A3 (en) * | 1981-03-26 | 1983-06-22 | Environmental Products Corporation | Aluminium can detector |
GB2158240B (en) * | 1984-04-26 | 1988-01-27 | Standard Telephones Cables Ltd | A null-balanced proximity sensor |
US4968979A (en) * | 1985-04-19 | 1990-11-06 | Omron Tateisi Electronics Co. | Vehicle detecting system |
JPS61245299A (ja) * | 1985-04-22 | 1986-10-31 | オムロン株式会社 | 路車間通信機能付き車両感知器 |
JP2587746B2 (ja) * | 1992-02-28 | 1997-03-05 | 株式会社本田電子技研 | 車両検知器 |
US5426363A (en) * | 1993-04-26 | 1995-06-20 | Kabushiki Kaisha Honda Denshi Giken | Object detecting device |
US5877705A (en) * | 1997-04-22 | 1999-03-02 | Nu-Metrics, Inc. | Method and apparatus for analyzing traffic and a sensor therefor |
US6166660A (en) * | 1999-09-15 | 2000-12-26 | Grenier; Frank | Driveway alarm system |
JP2003099125A (ja) * | 2001-09-26 | 2003-04-04 | Matsushita Electric Ind Co Ltd | 電磁波マーカと電磁波マーカシステム |
US7102244B2 (en) * | 2002-10-03 | 2006-09-05 | Hunter Jr John P | Vehicle actuated road imbedded magneto generator |
WO2004083897A1 (ja) * | 2003-02-19 | 2004-09-30 | Sumitomo Electric Industries, Ltd. | 車両検知システム |
DE102010004584A1 (de) | 2009-12-30 | 2011-07-07 | Ebinger, Klaus, 51149 | Detektorsonde |
JP6273095B2 (ja) * | 2013-03-29 | 2018-01-31 | 大阪瓦斯株式会社 | 埋設管探知装置の受信器 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3222637A (en) * | 1962-09-12 | 1965-12-07 | Rca Corp | Detection apparatus |
FR1391839A (fr) * | 1964-01-15 | 1965-03-12 | Silec Liaisons Elec | Procédé et dispositif pour déceler le passage d'un mobile |
JPS4122507Y1 (US06534493-20030318-C00166.png) * | 1964-06-24 | 1966-11-10 | ||
US3825889A (en) * | 1971-03-18 | 1974-07-23 | Canoga Controls Corp | Vehicle detection system |
FR2170865B1 (US06534493-20030318-C00166.png) * | 1972-02-04 | 1974-12-13 | Trt Telecom Radio Electr | |
US3906436A (en) * | 1973-02-08 | 1975-09-16 | Sumitomo Electric Industries | Detection system for the location of moving objects |
US3818430A (en) * | 1973-04-30 | 1974-06-18 | United Aircraft Corp | Traffic detector using balun transformer phase detector |
US3911389A (en) * | 1974-03-21 | 1975-10-07 | Us Transport | Magnetic gradient vehicle detector |
FR2327556A1 (fr) * | 1975-10-07 | 1977-05-06 | Thomson Csf | Capteur electromagnetique sensible a une modification d'un champ magnetique et son application a la circulation routiere |
-
1976
- 1976-11-19 FR FR7634916A patent/FR2371675A1/fr active Granted
-
1977
- 1977-11-15 SE SE7712896A patent/SE7712896L/xx unknown
- 1977-11-17 AU AU30732/77A patent/AU512755B2/en not_active Expired
- 1977-11-17 BE BE182710A patent/BE860936A/xx not_active IP Right Cessation
- 1977-11-17 GB GB47993/77A patent/GB1595437A/en not_active Expired
- 1977-11-17 LU LU78537A patent/LU78537A1/xx unknown
- 1977-11-18 CH CH1413477A patent/CH625889A5/fr not_active IP Right Cessation
- 1977-11-18 DK DK512377A patent/DK512377A/da unknown
- 1977-11-18 US US05/852,726 patent/US4232285A/en not_active Expired - Lifetime
- 1977-11-18 ES ES464263A patent/ES464263A1/es not_active Expired
- 1977-11-18 NL NL7712722A patent/NL7712722A/xx not_active Application Discontinuation
- 1977-11-18 JP JP52138818A patent/JPS5836754B2/ja not_active Expired
- 1977-11-18 IT IT51853/77A patent/IT1091098B/it active
- 1977-11-18 DE DE19772751676 patent/DE2751676A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2371675A1 (fr) | 1978-06-16 |
SE7712896L (sv) | 1978-05-20 |
DK512377A (da) | 1978-05-20 |
JPS5836754B2 (ja) | 1983-08-11 |
ES464263A1 (es) | 1978-07-01 |
AU3073277A (en) | 1979-05-24 |
LU78537A1 (US06534493-20030318-C00166.png) | 1978-03-20 |
DE2751676A1 (de) | 1978-05-24 |
CH625889A5 (US06534493-20030318-C00166.png) | 1981-10-15 |
GB1595437A (en) | 1981-08-12 |
AU512755B2 (en) | 1980-10-23 |
JPS5367460A (en) | 1978-06-15 |
US4232285A (en) | 1980-11-04 |
BE860936A (fr) | 1978-03-16 |
FR2371675B1 (US06534493-20030318-C00166.png) | 1982-12-31 |
NL7712722A (nl) | 1978-05-23 |
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