JPH0453588Y2 - - Google Patents
Info
- Publication number
- JPH0453588Y2 JPH0453588Y2 JP3038886U JP3038886U JPH0453588Y2 JP H0453588 Y2 JPH0453588 Y2 JP H0453588Y2 JP 3038886 U JP3038886 U JP 3038886U JP 3038886 U JP3038886 U JP 3038886U JP H0453588 Y2 JPH0453588 Y2 JP H0453588Y2
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- ultrasonic
- traffic signal
- signal control
- semi
- 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
- 238000001514 detection method Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3038886U JPH0453588Y2 (it) | 1986-03-03 | 1986-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3038886U JPH0453588Y2 (it) | 1986-03-03 | 1986-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62141776U JPS62141776U (it) | 1987-09-07 |
| JPH0453588Y2 true JPH0453588Y2 (it) | 1992-12-16 |
Family
ID=30835146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3038886U Expired JPH0453588Y2 (it) | 1986-03-03 | 1986-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453588Y2 (it) |
-
1986
- 1986-03-03 JP JP3038886U patent/JPH0453588Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62141776U (it) | 1987-09-07 |
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