JPH0246910B2 - - Google Patents
Info
- Publication number
- JPH0246910B2 JPH0246910B2 JP60055035A JP5503585A JPH0246910B2 JP H0246910 B2 JPH0246910 B2 JP H0246910B2 JP 60055035 A JP60055035 A JP 60055035A JP 5503585 A JP5503585 A JP 5503585A JP H0246910 B2 JPH0246910 B2 JP H0246910B2
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- microphone
- sound
- obstacle
- sound pressure
- 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
- 238000001514 detection method Methods 0.000 claims description 22
- 238000010586 diagram Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 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 |
|---|---|---|---|
| JP60055035A JPS61213681A (ja) | 1985-03-19 | 1985-03-19 | 車両の障害物検知装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60055035A JPS61213681A (ja) | 1985-03-19 | 1985-03-19 | 車両の障害物検知装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61213681A JPS61213681A (ja) | 1986-09-22 |
| JPH0246910B2 true JPH0246910B2 (enrdf_load_stackoverflow) | 1990-10-17 |
Family
ID=12987399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60055035A Granted JPS61213681A (ja) | 1985-03-19 | 1985-03-19 | 車両の障害物検知装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61213681A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150051753A1 (en) * | 2012-03-29 | 2015-02-19 | Toyota Jidosha Kabushiki Kaisha | Driving assistance device |
-
1985
- 1985-03-19 JP JP60055035A patent/JPS61213681A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61213681A (ja) | 1986-09-22 |
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