SONAR BEAM SHAPING WITH AN ACOUSTIC BAFFLE
Assignee
Northrop
Filed as: NORTHROP GRUMMAN CORPORATION
Filed
Mar 15, 1977
Granted
Sep 7, 1993
Location
MD US
Abstract
A side-looking sonar transducer which has sound absorbing material extending forwardly of the active surface of the transducer elements to diminish the acoustic response over a predetermined zone for reducing the effect of erroneous reflection signals. The surface of the sound absorbing material has a series of sharp peaks and valleys.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Aug 25, 1982
Rescinded
Mar 31, 1993
Duration
10 years, 7 months
Inventor
- 1LARRY T. GINGERICH
Technology Domains
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Record Details
- Patent number
- US 5243567
- Application
- 05777865
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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