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:
Feb. 24, 2015

Filed:

Apr. 08, 2013
Applicant:

Realtek Semiconductor Corp., Hsinchu, TW;

Inventors:

Siu-Leong Yu, Hsinchu County, TW;

Shih-Chun Wei, Hsinchu, TW;

Chen Ma, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/765 (2006.01); H04N 9/87 (2006.01); H04N 9/82 (2006.01); H04N 21/41 (2011.01); H04N 21/442 (2011.01);
U.S. Cl.
CPC ...
H04N 9/87 (2013.01); H04N 9/8227 (2013.01); H04N 21/4122 (2013.01); H04N 21/4126 (2013.01); H04N 21/44222 (2013.01);
Abstract

A multi-screen video playback system includes: a video playback device having a main display, a portable communication device having a screen, and a multi-screen display controlling server. The multi-screen display controlling server transmits a target video to the video playback device via a network so that the video playback device utilizes the main display to display the target video. While the main display displays the target video, if the multi-screen display controlling server received a selection message corresponding to a position of a partial region of the main display, the multi-screen display controlling server dynamically generates a scaled video corresponding to images displayed on the partial region and transmits the scaled video to the portable communication device via a network so that the portable communication device simultaneously displays the scaled video on the screen.


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