JPH0235300U - - Google Patents
Info
- Publication number
- JPH0235300U JPH0235300U JP11431288U JP11431288U JPH0235300U JP H0235300 U JPH0235300 U JP H0235300U JP 11431288 U JP11431288 U JP 11431288U JP 11431288 U JP11431288 U JP 11431288U JP H0235300 U JPH0235300 U JP H0235300U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic waves
- microphones
- vehicle
- microphone
- calculation means
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11431288U JPH0235300U (da) | 1988-08-31 | 1988-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11431288U JPH0235300U (da) | 1988-08-31 | 1988-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0235300U true JPH0235300U (da) | 1990-03-07 |
Family
ID=31354941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11431288U Pending JPH0235300U (da) | 1988-08-31 | 1988-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0235300U (da) |
-
1988
- 1988-08-31 JP JP11431288U patent/JPH0235300U/ja active Pending