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4995726 | Fujita et al. | Feb 1991 | |
5061071 | Fujita et al. | Oct 1991 | |
5493395 | Otsuka | Feb 1996 | |
5526118 | Miyagawa et al. | Jun 1996 |
Number | Date | Country |
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WO9324805 | Dec 1993 | WOX |
Entry |
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Dresel et al., "Three Dimensional Sensing of Rough Surfaces By Coherence Radar", App. Opt., vol. 3, No. 7, Mar. 1, 1992. |