Signal Science, Inc.

Time difference of arrival geolocation method, etc. Patent

US Patent for Time difference of arrival geolocation method, etc. Patent (Patent # 4,888,593 issued December 19, 1989) - Justia Patents Search A direction finding method and apparatus for a radio signal source, modulated by a digital information signal and existing in a heavy interference environment, is based on cyclic crosscorrelation. The direction finding technique exploits the second order periodicity of a transmitted signal having di...

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