JPH0220054B2 - - Google Patents
Info
- Publication number
- JPH0220054B2 JPH0220054B2 JP57041402A JP4140282A JPH0220054B2 JP H0220054 B2 JPH0220054 B2 JP H0220054B2 JP 57041402 A JP57041402 A JP 57041402A JP 4140282 A JP4140282 A JP 4140282A JP H0220054 B2 JPH0220054 B2 JP H0220054B2
- Authority
- JP
- Japan
- Prior art keywords
- road surface
- ratio
- polarization component
- determined
- light
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
Landscapes
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4140282A JPS58158539A (ja) | 1982-03-15 | 1982-03-15 | 路面状態の判別方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4140282A JPS58158539A (ja) | 1982-03-15 | 1982-03-15 | 路面状態の判別方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58158539A JPS58158539A (ja) | 1983-09-20 |
| JPH0220054B2 true JPH0220054B2 (enrdf_load_stackoverflow) | 1990-05-08 |
Family
ID=12607373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4140282A Granted JPS58158539A (ja) | 1982-03-15 | 1982-03-15 | 路面状態の判別方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58158539A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05264441A (ja) * | 1992-03-19 | 1993-10-12 | Niigata Denki Kk | 路面ぬれ状態検出方法及びその装置 |
| JPH06109865A (ja) * | 1992-09-26 | 1994-04-22 | Niigata Denki Kk | 路面ぬれ状態検出方法及びその装置 |
| CN116559169B (zh) * | 2023-07-11 | 2023-10-10 | 中南大学 | 一种路面状态实时检测方法 |
-
1982
- 1982-03-15 JP JP4140282A patent/JPS58158539A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58158539A (ja) | 1983-09-20 |
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