Accession Number : ADD003154
Title : Infrared Imaging Device.
Descriptive Note : Patent application,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C
Personal Author(s) : Woodworth,William H
Report Date : 15 Jul 1976
Pagination or Media Count : 22
Abstract : The patent application relates to a pyroelectric infrared camera system which employs chopping plus image-difference processing. A pyroelectric vidicon is scanned at some frame rate and chopped at one-half that rate, generating frames having alternating scene polarity. Each frame is stored in a video disc recorder, the following frames subtracted therefrom and the resultant signal displayed (after inverting the polarity of alternating frames).
Descriptors : *Infrared images, *Image processing, *Patent applications, Infrared vidicons, Infrared optical systems
Subject Categories : Infrared Detection and Detectors
Distribution Statement : APPROVED FOR PUBLIC RELEASE