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. 30, 2006
Filed:
Feb. 17, 2004
Applicants:
Norihisa Ina, San Diego, CA (US);
Hiromichi Sano, San Diego, CA (US);
Inventors:
Norihisa Ina, San Diego, CA (US);
Hiromichi Sano, San Diego, CA (US);
Assignees:
Sony Corporation, Tokyo, JP;
Sony Electronics Inc., Park Ridge, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a terrestrial mode of a TV having analog and digital capability, the RF gain is controlled using the TV's IF tuner output. In a digital cable mode the RF gain is controlled using the output of the TV's IF SAW filter, and in an analog cable mode the RF gain is controlled using the output of an analog demodulator.