Research/Patents/US 4962534
US 4962534

FREQUENCY-DIVERSITY RECEIVER SYSTEM

Assignee

Filed

Jan 4, 1967

Granted

Oct 9, 1990

Location

BLADENSBURG MD US

Abstract

A frequency diversity receiver system operating over a predetermined bandwidth comprising a first mixer receiving two identical information signals widely separated in frequency, a stepping oscillator with a predetermined number of steps controlling the output frequency of said mixer, two frequency channels at the output of said mixer, the first of said channels having a broad bandwidth filter and the second having a narrow bandwidth filter, a second mixer receiving simultaneously the output of said second filter and the output signal of a sweeping oscillator, said sweeping oscillator having a preselected sweep, means to synchronize said sweeping oscillator and said stepping oscillator, a multiplier simultaneously receiving the output signals from said first filter and said second mixer, a bank of parallel filters and associated detectors receiving the output signals from said multiplier, each of said filters of said bank having a predetermined bandwidth.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Nov 6, 1981

Rescinded

Nov 24, 1989

Duration

8 years

Inventor

  • 1RICHARD L. TAYLOR

Technology Domains

Click a domain to browse all patents in this category.

Back to patent indexSource: USPTO 35 USC §181 secrecy order records