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:
Dec. 28, 1993
Filed:
Jul. 30, 1992
Applicant:
Inventor:
Osamu Sugiyama, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
380 13 ; 380 10 ; 380 20 ; 380 15 ;
Abstract
A tuning system for a television signal in which a TV receiver apparatus and a signal decipher apparatus are connected to each other to receive both of a scrambled TV signal and a non-scrambled signal. The system includes terminating the tuning operation when the signal decipher apparatus detects an identification signal representing the scrambled TV signal, and terminating the tuning operation when the identification signal is not detected by a synchronizing signal for the non-scrambled TV signal is detected.
Quick Actions:
Sugiyama, Osamu. (1993). Tuning system for television signal (U.S. Patent No. 5274706). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5274706
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