The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 18, 1976
Filed:
Nov. 02, 1961
Donald J Adrian, Arlington, CA (US);
The United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Abstract
1. A microwave radio fuze system for a missile having means for discriminng between a target and chaff comprising in combination, a pair of oppositely polarized transmitting antennas operably connected to a frequency modulated oscillator by a first switch means, a receiving antenna polarized in the same direction as one of said transmitting antennas, mixing means operably associated with said receiving antenna for mixing a portion of a transmitted signal with a received echo signal, amplifier means adapted to amplify said mixing means output, a pair of envelope detectors operably connected to said amplifying means by a second switch means, a difference amplifier adapted to receive the output from said pair of envelope detectors whereby a firing signal is provided by said difference amplifier when the output of a certain one of said detectors exceeds the output of said other detector, and means for controlling said first and second switch means whereby said pair of transmitting antennas and said pair of detectors are synchronously controlled.