JPS63199070U - - Google Patents
Info
- Publication number
- JPS63199070U JPS63199070U JP9036187U JP9036187U JPS63199070U JP S63199070 U JPS63199070 U JP S63199070U JP 9036187 U JP9036187 U JP 9036187U JP 9036187 U JP9036187 U JP 9036187U JP S63199070 U JPS63199070 U JP S63199070U
- Authority
- JP
- Japan
- Prior art keywords
- output voltage
- receiver
- amplifier
- cable
- outputs
- 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
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図１，２は本考案の第１の実施例に係る速
度測定装置を説明するための図、第２図及び第３
図は従来の速度測定装置を説明するための図、第
４図は第１図の実装図、第５図は第４図の圧電型
受波器の特性図、第６図１，２は第１図中の微分
回路の説明図、第７図１，２は本考案の第２の実
施例に係る速度測定装置を説明するための図であ
る。
１１……水面、１２……浮標、１３……ケーブ
ル、１４……水中マイクロホン、１４ａ……圧電
型受波器、１４ｂ……回路部、２０……抵抗、２
１……増幅器、２２，３２……変調回路。
1 and 2 are diagrams for explaining the speed measuring device according to the first embodiment of the present invention, and FIGS.
The figure is a diagram for explaining a conventional speed measuring device, Figure 4 is an implementation diagram of Figure 1, Figure 5 is a characteristic diagram of the piezoelectric receiver of Figure 4, and Figures 1 and 2 are An explanatory diagram of the differential circuit in FIG. 1, and FIGS. 7 1 and 2 are diagrams for explaining a speed measuring device according to a second embodiment of the present invention. 11... Water surface, 12... Buoy, 13... Cable, 14... Underwater microphone, 14a... Piezoelectric receiver, 14b... Circuit section, 20... Resistor, 2
1...Amplifier, 22, 32...Modulation circuit.
Claims (1)
深度に応じた電圧を出力する圧電型受波器と、 この受波器のもつ容量との組合せで構成され前
記受波器の出力電圧に基づき前記受波器における
深度方向への移動速度に応じた電圧を出力する微
分回路と、 この微分回路の出力電圧を増幅する増幅器と、 この増幅器の出力電圧を伝送信号に変調して前
記ケーブルへ送出する変調回路とを備えたことを
特徴とする速度測定装置。[Claims for Utility Model Registration] A piezoelectric receiver that has a predetermined capacity and is suspended underwater via a cable and outputs a voltage according to the depth, and the capacity of this receiver. a differentiating circuit that outputs a voltage according to the moving speed in the depth direction in the wave receiver based on the output voltage of the wave receiver; an amplifier that amplifies the output voltage of the differentiator circuit; and transmitting the output voltage of the amplifier. A speed measurement device comprising: a modulation circuit that modulates the signal and sends it to the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9036187U JPS63199070U (en) | 1987-06-12 | 1987-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9036187U JPS63199070U (en) | 1987-06-12 | 1987-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63199070U true JPS63199070U (en) | 1988-12-21 |
Family
ID=30950150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9036187U Pending JPS63199070U (en) | 1987-06-12 | 1987-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63199070U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56114765A (en) * | 1980-02-16 | 1981-09-09 | Mitsui Eng & Shipbuild Co Ltd | Sinking-surfacing speed indicator for submarine |
-
1987
- 1987-06-12 JP JP9036187U patent/JPS63199070U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56114765A (en) * | 1980-02-16 | 1981-09-09 | Mitsui Eng & Shipbuild Co Ltd | Sinking-surfacing speed indicator for submarine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63199070U (en) | ||
| JPS626892U (en) | ||
| JPS6225888U (en) | ||
| JPS6130822U (en) | Underwater sensor | |
| JPS607065U (en) | Ultrasound diagnostic equipment | |
| JPS5936309U (en) | Stethoscope | |
| JPS612207U (en) | Ultrasonic tomography device | |
| JPS61137273U (en) | ||
| JPH0327351U (en) | ||
| JPH0457779U (en) | ||
| JPS58106721U (en) | Ultrasonic generator | |
| JPS6041872U (en) | Underwater position vibration buoy | |
| JPS63153183U (en) | ||
| JPS63283U (en) | ||
| JPH0351390U (en) | ||
| JPS6197736U (en) | ||
| JPS58117600U (en) | Collision prevention device | |
| JPS59185659U (en) | Ultrasound diagnostic equipment | |
| JPH03119760U (en) | ||
| JPH0436438U (en) | ||
| JPS60173087U (en) | Obstacle detection device | |
| JPS58165685U (en) | Noise removal device for underwater object detection equipment | |
| JPS6133580U (en) | Ultrasonic transmitter for underwater detection equipment | |
| JPS58186413U (en) | Ultrasonic ice thickness measuring device | |
| JPS58158364U (en) | Ultrasonic wind speed measuring device |