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. 12, 1987
Filed:
Aug. 16, 1982
Applicant:
Inventor:
J Carl Cooper, Sunnyvale, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
358145 ; 358142 ; 358143 ;
Abstract
The apparatus and method for receiving one or more audio frequency signals transmitted on a television video signal includes a decoder comprised of a pulse separator to recover modulated pulses from said video signal and a demodulator to demodulate said modulated pulses from said separator to recover said audio signal. Also included is an encoding apparatus and method for encoding modulated pulses responsive to audio signals on a video signal.
Cooper, J. (1987). Apparatus and method for receiving audio signals transmitted as part of (U.S. Patent No. 4665431). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4665431
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile