JPH0714940Y2 - 路面状況検出装置 - Google Patents
路面状況検出装置Info
- Publication number
- JPH0714940Y2 JPH0714940Y2 JP11431488U JP11431488U JPH0714940Y2 JP H0714940 Y2 JPH0714940 Y2 JP H0714940Y2 JP 11431488 U JP11431488 U JP 11431488U JP 11431488 U JP11431488 U JP 11431488U JP H0714940 Y2 JPH0714940 Y2 JP H0714940Y2
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- reception
- reflected wave
- circuit
- road surface
- 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
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11431488U JPH0714940Y2 (ja) | 1988-08-31 | 1988-08-31 | 路面状況検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11431488U JPH0714940Y2 (ja) | 1988-08-31 | 1988-08-31 | 路面状況検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0235087U JPH0235087U (en]) | 1990-03-06 |
JPH0714940Y2 true JPH0714940Y2 (ja) | 1995-04-10 |
Family
ID=31354945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11431488U Expired - Lifetime JPH0714940Y2 (ja) | 1988-08-31 | 1988-08-31 | 路面状況検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0714940Y2 (en]) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101716270B1 (ko) * | 2015-12-03 | 2017-03-14 | 한국과학기술원 | 전방 지면 상태 추정 장치 및 방법 |
-
1988
- 1988-08-31 JP JP11431488U patent/JPH0714940Y2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101716270B1 (ko) * | 2015-12-03 | 2017-03-14 | 한국과학기술원 | 전방 지면 상태 추정 장치 및 방법 |
Also Published As
Publication number | Publication date |
---|---|
JPH0235087U (en]) | 1990-03-06 |
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