JPH0452694Y2 - - Google Patents
Info
- Publication number
- JPH0452694Y2 JPH0452694Y2 JP14179985U JP14179985U JPH0452694Y2 JP H0452694 Y2 JPH0452694 Y2 JP H0452694Y2 JP 14179985 U JP14179985 U JP 14179985U JP 14179985 U JP14179985 U JP 14179985U JP H0452694 Y2 JPH0452694 Y2 JP H0452694Y2
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- signal
- circuit
- wave
- transmitter
- 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
- 230000005540 biological transmission Effects 0.000 description 19
- 238000005259 measurement Methods 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000009412 basement excavation Methods 0.000 description 9
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 230000010355 oscillation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000013535 sea water Substances 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 |
|---|---|---|---|
| JP14179985U JPH0452694Y2 (en]) | 1985-09-17 | 1985-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14179985U JPH0452694Y2 (en]) | 1985-09-17 | 1985-09-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6249774U JPS6249774U (en]) | 1987-03-27 |
| JPH0452694Y2 true JPH0452694Y2 (en]) | 1992-12-10 |
Family
ID=31049921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14179985U Expired JPH0452694Y2 (en]) | 1985-09-17 | 1985-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452694Y2 (en]) |
-
1985
- 1985-09-17 JP JP14179985U patent/JPH0452694Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6249774U (en]) | 1987-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH03146891A (ja) | 音響位置検出装置 | |
| US20040196184A1 (en) | Method and apparatus for determining the position and orientation of an object using a doppler shift of electromagnetic signals | |
| Figueroa et al. | A method for accurate detection of time of arrival: Analysis and design of an ultrasonic ranging system | |
| CN103969639B (zh) | 五波束探鱼仪的信号处理系统及其信号处理方法 | |
| KR101408089B1 (ko) | 초음파 센서 어레이를 이용한 3차원 위치측정 장치 및 그방법 | |
| CN105004413A (zh) | 用于水下目标定位的声传播路径综合速度测定方法与装置 | |
| CN103479396B (zh) | 血液流速检测装置 | |
| Tong et al. | A method for short or long range time-of-flight measurements using phase-detection with an analog circuit | |
| US5065624A (en) | Installations for measuring liquid depth | |
| JPH0452694Y2 (en]) | ||
| CN109341819A (zh) | 自修正超声波测量装置及其测量方法 | |
| RU153990U1 (ru) | Акустический анемометр | |
| RU206371U1 (ru) | Акустический анемометр | |
| RU169800U1 (ru) | Акустический анемометр | |
| RU160408U1 (ru) | Акустический анемометр | |
| JPS63266377A (ja) | 音波測量システム | |
| Liu et al. | Ultrasonic distance measuring system without blind area | |
| RU215717U1 (ru) | Акустический анемометр | |
| RU210598U1 (ru) | Акустический анемометр | |
| RU2052831C1 (ru) | Измеритель угловых координат цели для обзорного радиолокатора | |
| US20250138173A1 (en) | Ultrasonic sensing for measuring objects in spatial environments | |
| JPS6217675A (ja) | 移動位置測定装置 | |
| JPS6239336Y2 (en]) | ||
| JPS63266376A (ja) | 音波位置決めシステム | |
| CN110987286A (zh) | 一种低氧舱的超声波气压检测装置、方法及系统 |