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
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2591988U JPH01131182U (da) | 1988-03-01 | 1988-03-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2591988U JPH01131182U (da) | 1988-03-01 | 1988-03-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01131182U true JPH01131182U (da) | 1989-09-06 |
Family
ID=31247077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2591988U Pending JPH01131182U (da) | 1988-03-01 | 1988-03-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01131182U (da) |
-
1988
- 1988-03-01 JP JP2591988U patent/JPH01131182U/ja active Pending