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:
Jun. 14, 1983
Filed:
Aug. 11, 1981
Applicant:
Inventor:
Yukihiko Miyamoto, Tokyo, JP;
Assignee:
Trio Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03D / ; H04H / ;
U.S. Cl.
CPC ...
179 / ; 455144 ;
Abstract
An FM/AM stereo receiver for receiving an RF FM stereo signal by FM stereo broadcasting and an RF AM stereo signal of AM-PM or AM-FM system by AM stereo broadcasting. One limiter is used both as a limiter for limiting an IF FM stereo signal in an FM stereo receiving system and as a limiter for obtaining an IF PM or FM difference signal in an AM stereo receiving system. One FM demodulator is employed both as an FM demodulator for obtaining a composite signal in the FM stereo receiving system and as an IF demodulator for obtaining an IF PM difference signal or a difference signal in the AM stereo receiving system.