Inventor
ELLERBROEK BRENT L
US5 patents
Patents
5 patentsUS5128530AJul 7, 1992
Piston error estimation method for segmented aperture optical systems while observing arbitrary unknown extended scenes
HUGHES AIRCRAFT CO33 citations90
US5350911ASep 27, 1994
Wavefront error estimation derived from observation of arbitrary unknown extended scenes
HUGHES AIRCRAFT CO30 citations89
US4471447ASep 11, 1984
Method for aligning an optical system utilizing focal plane image intensity data
HUGHES AIRCRAFT CO21 citations80
US4690555ASep 1, 1987
Solid-state wavefront slope determination
HUGHES AIRCRAFT CO21 citations79
US4705400ANov 10, 1987
Shearing phase difference sensor
HUGHES AIRCRAFT CO7 citations71