NO753134L - - Google Patents
Info
- Publication number
- NO753134L NO753134L NO753134A NO753134A NO753134L NO 753134 L NO753134 L NO 753134L NO 753134 A NO753134 A NO 753134A NO 753134 A NO753134 A NO 753134A NO 753134 L NO753134 L NO 753134L
- Authority
- NO
- Norway
- Prior art keywords
- frequency
- roadway
- slbyfe
- vehicle
- signal
- Prior art date
Links
- 230000008859 change Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 6
- 239000003550 marker Substances 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 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
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
- Near-Field Transmission Systems (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB40367/74A GB1505081A (en) | 1974-09-17 | 1974-09-17 | System for the identification of a road vehicle travelling along a predetermined route |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO753134L true NO753134L (ja) | 1976-03-18 |
Family
ID=10414523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO753134A NO753134L (ja) | 1974-09-17 | 1975-09-15 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3996555A (ja) |
| JP (1) | JPS5160886A (ja) |
| AU (1) | AU497524B2 (ja) |
| BE (1) | BE833474A (ja) |
| DE (1) | DE2541480A1 (ja) |
| DK (1) | DK413275A (ja) |
| ES (1) | ES440956A1 (ja) |
| FR (1) | FR2285267A1 (ja) |
| GB (1) | GB1505081A (ja) |
| NL (1) | NL7510950A (ja) |
| NO (1) | NO753134L (ja) |
| SE (1) | SE7510335L (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206453A (en) * | 1976-05-24 | 1980-06-03 | Williamson Robert D | Method and apparatus for electronic surveillance |
| US4212002A (en) * | 1976-05-24 | 1980-07-08 | Williamson Robert D | Method and apparatus for selective electronic surveillance |
| US4087802A (en) * | 1976-05-24 | 1978-05-02 | Williamson Robert D | Method and apparatus for electronic surveillance of precisely defined control zone |
| DE2631543A1 (de) * | 1976-07-14 | 1978-01-19 | Blaupunkt Werke Gmbh | Zielfuehrungssystem fuer kraftfahrzeuge |
| US4529982A (en) * | 1982-06-03 | 1985-07-16 | Flintab Ab | Vehicle locating system |
| US5257290A (en) * | 1984-03-06 | 1993-10-26 | Comsource Systems Corporation | Transmission line termination of guide-communications wire for guided vehicles |
| US5245335A (en) * | 1984-03-06 | 1993-09-14 | Comsource Systems Corp. | Transceiver system for communication over wire laid along the path of guided/vehicles |
| GB8421715D0 (en) * | 1984-08-28 | 1984-10-03 | Buttemer D A | Loop detector |
| 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 |
| JPH01253678A (ja) * | 1988-04-01 | 1989-10-09 | Yamatake Honeywell Co Ltd | 磁気信号伝送装置 |
| DE19507721C2 (de) * | 1995-03-07 | 1997-10-02 | Aeg Identifikationssys Gmbh | Transponderanordnung für elektromagnetische Abfragesysteme |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1209482A (en) * | 1967-02-15 | 1970-10-21 | Mini Of Transp | System for the identification of vehicles travelling along a predetermined route |
| US3859624A (en) * | 1972-09-05 | 1975-01-07 | Thomas A Kriofsky | Inductively coupled transmitter-responder arrangement |
-
1974
- 1974-09-17 GB GB40367/74A patent/GB1505081A/en not_active Expired
-
1975
- 1975-09-09 US US05/611,740 patent/US3996555A/en not_active Expired - Lifetime
- 1975-09-15 ES ES440956A patent/ES440956A1/es not_active Expired
- 1975-09-15 NO NO753134A patent/NO753134L/no unknown
- 1975-09-16 DK DK413275A patent/DK413275A/da unknown
- 1975-09-16 SE SE7510335A patent/SE7510335L/xx unknown
- 1975-09-16 BE BE160091A patent/BE833474A/xx unknown
- 1975-09-16 AU AU84867/75A patent/AU497524B2/en not_active Expired
- 1975-09-17 NL NL7510950A patent/NL7510950A/xx unknown
- 1975-09-17 JP JP50112506A patent/JPS5160886A/ja active Pending
- 1975-09-17 DE DE19752541480 patent/DE2541480A1/de active Pending
- 1975-09-17 FR FR7528509A patent/FR2285267A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AU497524B2 (en) | 1978-12-14 |
| FR2285267B3 (ja) | 1978-05-05 |
| DK413275A (da) | 1976-03-18 |
| SE7510335L (sv) | 1976-03-18 |
| AU8486775A (en) | 1977-03-24 |
| US3996555A (en) | 1976-12-07 |
| NL7510950A (nl) | 1976-03-19 |
| BE833474A (fr) | 1976-01-16 |
| ES440956A1 (es) | 1977-06-16 |
| GB1505081A (en) | 1978-03-22 |
| JPS5160886A (ja) | 1976-05-27 |
| DE2541480A1 (de) | 1976-04-08 |
| FR2285267A1 (fr) | 1976-04-16 |
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