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.

Date of Patent:
Dec. 04, 2012

Filed:

Nov. 27, 2007
Applicant:

Hirotaka Oku, Osaka, JP;

Inventor:

Hirotaka Oku, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

When a format of a video signal or an audio signal received by a receiver of a video/audio signal input/output device is switched by a channel selecting operation by a user, a format determiner determines an output format. An output format communicator transmits format information indicating the output format to a video/audio reproduction device through a communicator. After a converter switches the output format, the communicator transmits the video signal and the audio signal to the video/audio reproduction device. When a communicator of the video/audio reproduction device receives the format information, a format switcher switches reproduction setting of a display based on the format information. After that, when the communicator receives the video signal and the audio signal, the display reproduces video and audio.


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