PISTON ERROR SENSOR FOR PHASED OPTICAL ARRAYS
Assignee
UNITED TECHNOLOGIES CORPORATION
Filed
Apr 22, 1983
Granted
Nov 8, 1994
Location
WEST PALM BEACH FL US
Abstract
The piston error problem in a multi-laser optical system having a plurality of parallel component beams is solved by a control loop that responds to a path length difference signal generated by the interference of two of the component beams to adjust one of a set of adjustable component mirrors to reduce the path length difference.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Nov 29, 1984
Rescinded
Apr 15, 1994
Duration
9 years, 4 months
Inventor
- 1DAVID ANAFI
Record Details
- Patent number
- US 5362956
- Application
- 06487775
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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