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Class 342/162 - Digital


Subclass of Class 342 - Communications: directive radio wave systems and devices (e.g., radar, radio navigation)
Definition: Subject matter including means to process the returned radar
No. of patents: 242
Last issue date: 05/01/2012


            7  
NumberTitleIssue Date
3967283Large area motion sensor
An intrusion detector operating with electromagnetic sensors to detect intruder motion within large, defined areas is disclosed. The system provides an acceptably low false alarm rate by means of range discrimination whereby moving objects outside the pro... 		06/29/1976
3962704Moving target indicator clutter tracker
An improved MTI (Moving Target Indicator) cancelling system that provides cancellation in the first canceller stage of clutter at a first frequency and cancellation in a second or subsequent canceller stage of clutter such as weather or chaff with a subst... 		06/08/1976
            7  
 
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