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US 5,552,893 AGranted
Distance measuring apparatus
AssigneeMitsubishi Denki Kabushiki Kaisha
InventorMasahira Akasu
Life of this patent
Estimating the term…
Abstract
A distance measuring apparatus comprises projection means, light receiving means, computation means and scanning means. The projection means projects plural laser beams in different directions. The light receiving means receives the light reflected from each of objects in respective beam directions. The computation means computes the distances to the objects on the basis of the reflected light. And the scanning means sequentially changes the projecting directions of said plural laser beams.
Claims6
A distance measuring apparatus comprising:
- projection means for projecting plural laser beams in different directions;
- light receiving means for receiving the light reflected from each of objects in respective beam directions;
- computation means for computing the distances to the objects on the basis of the reflected light;
- and
- scanning means for sequentially changing the projecting directions of said plural laser beams such that a scan having a resolution of field of view of 0.5 degrees or less is performed.
2 more elements
Dependencies are inferred from the claim text.