Accession Number : ADD009655

Title :   Interference Cancelling System.

Descriptive Note : Patent Application,

Corporate Author : DEPARTMENT OF THE ARMY WASHINGTON DC

Personal Author(s) : Gutleber,Frank S

Report Date : 23 Jan 1980

Pagination or Media Count : 11

Abstract : The described system utilizes a pair of antenna beam patterns, one of which is adapted to provide the desired signal and all interfering signals, and the other of which is adapted to provide only the interfering signals. The patterns are then combined to produce substantially only the desired signal as the combined output. This application is a continuation of application Serial Number 114,547, filed 23 January 1980, which is a continuation of application Serial Number 970,017 filed 18 December 1978, both of Frank S. Gutleber entitled 'Interference Cancelling System.' The invention described herein may be manufactured and used by or for the Government for governmental purposes without the payment of any royalties thereon or therefor. (Author)

Descriptors :   *Patent applications, *Radiofrequency interference, *Cancellation, *Antenna radiation patterns, Tactical communications, Signal processing, Noise reduction, Antenna arrays, Inventions

Subject Categories : Radiofrequency Wave Propagation
      Radio Communications

Distribution Statement : APPROVED FOR PUBLIC RELEASE