Class 356/901 - Involving fiber optics or integrated optics (GO1B 9/02F)

Subclass of Class 356 - Optics: measuring and testing
No. of patents: 1
Last issue date: 01/03/2006

Number	Title	Issue Date
6983065	Method for extracting features from an image using oriented filters A method of analyzing machine vision images to identify low contrast features such as scratches or cracks on the polished ends of optical fibers. A bank of oriented filters having incremental angles of orientation are tuned to respond to the frequency characteristic...	01/03/2006

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