JPH01131182U - - Google Patents
Info
- Publication number
- JPH01131182U JPH01131182U JP2591988U JP2591988U JPH01131182U JP H01131182 U JPH01131182 U JP H01131182U JP 2591988 U JP2591988 U JP 2591988U JP 2591988 U JP2591988 U JP 2591988U JP H01131182 U JPH01131182 U JP H01131182U
- Authority
- JP
- Japan
- Prior art keywords
- transmitter
- received signal
- receiver
- ship noise
- sonar system
- 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
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Description
第１図は本考案の一実施例の構成を示す図、第
２図は第１図における可変減衰器の設定方法を説
明するための図、第３図および第４図はそれぞれ
従来例を示す図である。
９……自船雑音除去フイルタ回路、１２……可
変減衰器、１３……基準信号発生器。
Fig. 1 is a diagram showing the configuration of an embodiment of the present invention, Fig. 2 is a diagram for explaining the setting method of the variable attenuator in Fig. 1, and Figs. 3 and 4 each show a conventional example. It is a diagram. 9... Own ship noise removal filter circuit, 12... Variable attenuator, 13... Reference signal generator.
Claims (1)
を有するソーナーシステムにおいて、受信信号か
ら自船雑音を除去し目標信号だけを受信信号とし
て取出す自船雑音除去フイルタ回路を受信系に具
備してなることを特徴とするソーナーシステム。 In a sonar system having a transducer, a transmitter/receiver switch, a transmitter, and a receiver, the receiving system is equipped with an own ship noise removal filter circuit that removes own ship noise from the received signal and extracts only the target signal as the received signal. A sonar system characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2591988U JPH01131182U (en) | 1988-03-01 | 1988-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2591988U JPH01131182U (en) | 1988-03-01 | 1988-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01131182U true JPH01131182U (en) | 1989-09-06 |
Family
ID=31247077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2591988U Pending JPH01131182U (en) | 1988-03-01 | 1988-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01131182U (en) |
-
1988
- 1988-03-01 JP JP2591988U patent/JPH01131182U/ja active Pending
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