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:
Nov. 24, 1998
Filed:
Nov. 25, 1996
Applicant:
Inventors:
Eugene Nikolay Ivanov, Wembley Downs, Western Australia 6019, AU;
Michael Edmund Tobar, Duncraig, Western Australia 6029, AU;
Richard Alec Woode, Shenton Park, Western Australia 6008, AU;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B / ; H03D / ;
U.S. Cl.
CPC ...
331 / ; 327-7 ; 329346 ; 331 96 ; 331105 ;
Abstract
A phase detector responsive to a first signal having a carrier frequency and a second signal close to the carrier frequency, including a carrier suppression circuit which produces a carrier suppressed signal from the first and second signals, and a mixer responsive to the carrier suppressed signal and the carrier frequency to produce an output signal corresponding to the phase difference between the first and second signals.