Hemmati, H.; Esproles, C.; Farr, W.; Liu, W.; Estabrook, P.; Gilbreath, G. C.; Rabinovich, W. S.
(Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2004., 2004-01)
An optical sensors web in a star pattern is formed and tested utilizing modulating retro-reflectors, where a multitude of senors was simulated by a retro-modulator on a mini-rover.