JPH0320789Y2 - - Google Patents
Info
- Publication number
- JPH0320789Y2 JPH0320789Y2 JP3377286U JP3377286U JPH0320789Y2 JP H0320789 Y2 JPH0320789 Y2 JP H0320789Y2 JP 3377286 U JP3377286 U JP 3377286U JP 3377286 U JP3377286 U JP 3377286U JP H0320789 Y2 JPH0320789 Y2 JP H0320789Y2
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- pulse
- distance
- reflected
- period
- 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 21
- 230000005540 biological transmission Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000005516 engineering process 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 |
---|---|---|---|
JP3377286U JPH0320789Y2 (bs) | 1986-03-07 | 1986-03-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3377286U JPH0320789Y2 (bs) | 1986-03-07 | 1986-03-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62145176U JPS62145176U (bs) | 1987-09-12 |
JPH0320789Y2 true JPH0320789Y2 (bs) | 1991-05-07 |
Family
ID=30841689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3377286U Expired JPH0320789Y2 (bs) | 1986-03-07 | 1986-03-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0320789Y2 (bs) |
-
1986
- 1986-03-07 JP JP3377286U patent/JPH0320789Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS62145176U (bs) | 1987-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6614719B1 (en) | Ultrasonic doppler effect speed measurement | |
JPS6070383A (ja) | 超音波式障害物検出装置 | |
JPH0320789Y2 (bs) | ||
JP2001133549A (ja) | 障害物判定方法 | |
JPH0943360A (ja) | 浸水検出方法 | |
JP2774186B2 (ja) | 超音波センサ | |
JPH0452697Y2 (bs) | ||
JPH06100651B2 (ja) | 超音波スイツチ | |
JP2953181B2 (ja) | 超音波センサ | |
JP2573403B2 (ja) | 超音波センサ | |
JPH03180794A (ja) | 超音波距離測定方法及び装置 | |
JPH0348498Y2 (bs) | ||
KR20000056486A (ko) | 물체감지장치 및 그 방법 | |
JPH0346584A (ja) | 超音波検知器 | |
JPH0364147U (bs) | ||
KR100356419B1 (ko) | 초음파 레벨측정장치 | |
JP2807120B2 (ja) | 超音波センサ | |
JP2000046945A (ja) | 超音波センサ装置 | |
JP2849417B2 (ja) | 超音波検知器 | |
JPS5974313U (ja) | 障害物検出装置 | |
SU1095039A1 (ru) | Устройство дл измерени скорости ультразвука в материалах | |
RU1792680C (ru) | Индикатор дл слепых | |
JPS6042981U (ja) | 超音波スイツチ | |
KR980003637A (ko) | 초음파 센서를 이용한 거리 측정 장치 및 방법 | |
JPS63283U (bs) |