Land mark, land mark detecting apparatus, land mark...

Details Land mark, land mark detecting apparatus, land mark... Land mark, land mark detecting apparatus, land mark...

2004-10-12

2008-07-22

Mehta, Bhavesh M. (Department: 2624)

Image analysis

Image transformation or preprocessing

Walsh, hough, or hadamard transform

C382S153000, C382S291000, C382S107000

Reexamination Certificate

active

07403669

ABSTRACT:
The present invention provides a land mark detecting apparatus simultaneously used with a land mark comprising plural mark primitives. The land mark detecting apparatus comprises a set of cameras and a land mark detector which includes an image signal interface unit, a pre-processing unit, a straight line detector to and a mark specifying unit.

REFERENCES:
patent: 6615108 (2003-09-01), Peless et al.
patent: 6721444 (2004-04-01), Gu et al.
patent: 6789737 (2004-09-01), Tien
patent: 11-085981 (1999-03-01), None
Ayusawa T. et al. “Detection and Data Acquisition of a Scattered Object Using Marks and a Barcode”; Proceedings of 14thannual meeting of Robotics Society of Japan, pp. 175-176 (1996).
Aoyagi S. et al. “Recognition and Handling of Tableware by Using a Robot Based on RECS Concept”; Journal of The Institute of Electrical Engineers of Japan, vol. 120-C, No. 5, pp. 615-624 (2000).

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