PLANAR END-FIRE ARRAY
Assignee
Filed
Jan 22, 1969
Granted
Oct 23, 1990
Location
Abstract
A planar end-fire acoustic transducer array is composed of a planar matrixf individual elements. In order to give this array an end-fire characteristic, predetermined elements are provided with outputs which are phase-inverted with respect to the outputs of the other elements of the array, the sum of the gains of these predetermined elements being made equal to the sum of the gains of the other elements.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Mar 3, 1982
Rescinded
May 30, 1990
Duration
8 years, 3 months
Record Details
- Patent number
- US 4965776
- Application
- 00479577
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
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