TARGET ACQUISITION AND TRACKING SYSTEM
Assignee
Northrop
Filed as: NORTHROP GRUMMAN SYSTEMS CORPORATION
Filed
Aug 28, 1990
Granted
Aug 23, 1994
Location
LAPALMA CA US
Abstract
An automatic target acquisition and tracking system has been developed for a focal plane array seeker. The automatic target acquisition is achieved by three independent target acquisition algorithms, viz., the maximum likelihood classification, the video spatial clustering, and the target-to-interference ratio. Each algorithm operates asynchronously and provides independent target detection results. Target information is then combined hierarchically in a probabilistic fashion and prioritized. The highest priority target is handed off to a dual mode tracker consisting of a minimum absolute difference correlation tracker and a centroid tracker. The dual mode tracker subsequently provides a feedback signal to a proportional navigation system or other guidance/control system for directing the flight path of a munition.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Oct 25, 1991
Rescinded
Jan 24, 1994
Duration
2 years, 3 months
Inventor
- 1JAMES J. REIS
Record Details
- Patent number
- US 5341142
- Application
- 07576121
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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