ADAPTIVE BEAMFORMER WITH BEAM MAINLOBE MAINTENANCE.
Assignee
Lockheed/Skunk Works
Filed as: LOCKHEED MARTIN CORPORATION
Filed
Aug 12, 1970
Granted
Dec 26, 2000
Location
Bethesda MD (defense contractors)
Abstract
An adaptive beamformer and signal processor for sonar and other signal receptor arrays, in which beamforming is accomplished by correlation feedback loops providing matched weighting across the array. To constrain the adaptive beamformer thus comprised against cancellation of useful signals from a particular angular region, which normally is the beam mainlobe or boresight region, one or more spatial notch filters are interposed within the correlation feedback loops for preventing signal suppression within such angular region.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Aug 3, 1982
Rescinded
Jan 21, 1998
Duration
15 years, 5 months
Inventor
- 1FRANK R. DICKEY
Sensitive facility: Bethesda MD (defense contractors)
Record Details
- Patent number
- US 6166689
- Application
- 05063113
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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