JPH03110388U - - Google Patents
Info
- Publication number
- JPH03110388U JPH03110388U JP1898290U JP1898290U JPH03110388U JP H03110388 U JPH03110388 U JP H03110388U JP 1898290 U JP1898290 U JP 1898290U JP 1898290 U JP1898290 U JP 1898290U JP H03110388 U JPH03110388 U JP H03110388U
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- transducer
- output
- signal
- main body
- 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 description 2
- 230000001902 propagating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は従来の水中航走体の振動伝達経路の概念
を示す構成図である。
１……振動検出センサー、２……振動判定回路
、３……振動補償回路、５……機械振動、６……
音響信号、１０……送受波器。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a configuration diagram showing the concept of a vibration transmission path of a conventional underwater vehicle. 1... Vibration detection sensor, 2... Vibration determination circuit, 3... Vibration compensation circuit, 5... Mechanical vibration, 6...
Acoustic signal, 10... transducer.
Claims (1)
る振動検出用のセンサーと、このセンサーからの
信号中から使用周波数帯域の信号成分を分離し判
定する振動判定回路と、この振動判定回路の出力
レベルにより機械振動雑音レベルを決定して送受
波器本体の信号出力から振動雑音成分を減少させ
る振動補償回路とを備えることを特徴とする振動
雑音補償付水中航走体用送受波器。 ２ 前記振動補償回路において前記送受波器本体
の機械振動に対する振動雑音出力との関係があら
かじめ求めてあることを特徴とする請求項１記載
の振動雑音補償付水中航走体用送受波器。[Scope of Claim for Utility Model Registration] 1. A vibration detection sensor that detects mechanical vibration propagating from the exterior of the vehicle, and a vibration determination circuit that separates and determines signal components in the frequency band used from the signal from this sensor. and a vibration compensation circuit that determines a mechanical vibration noise level based on the output level of the vibration determination circuit and reduces vibration noise components from the signal output of the transducer main body. transducer for use. 2. The transducer for an underwater vehicle with vibration noise compensation according to claim 1, wherein in the vibration compensation circuit, a relationship between mechanical vibration of the transducer main body and vibration noise output is determined in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1898290U JPH03110388U (en) | 1990-02-26 | 1990-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1898290U JPH03110388U (en) | 1990-02-26 | 1990-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03110388U true JPH03110388U (en) | 1991-11-12 |
Family
ID=31522118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1898290U Pending JPH03110388U (en) | 1990-02-26 | 1990-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03110388U (en) |
-
1990
- 1990-02-26 JP JP1898290U patent/JPH03110388U/ja active Pending
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