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:
Jul. 07, 2015

Filed:

Apr. 08, 2013
Applicant:

Realtek Semiconductor Corp., Hsinchu, TW;

Inventors:

Siu-Leong Yu, Zhubei, TW;

Shih-Chun Wei, Hsinchu, TW;

Chen Ma, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); H04N 9/12 (2006.01); H04N 21/218 (2011.01); H04N 21/242 (2011.01); H04N 21/414 (2011.01); H04N 21/43 (2011.01); H04N 21/81 (2011.01); G06F 3/14 (2006.01);
U.S. Cl.
CPC ...
H04N 9/12 (2013.01); H04N 21/21805 (2013.01); H04N 21/242 (2013.01); H04N 21/41407 (2013.01); H04N 21/4307 (2013.01); H04N 21/816 (2013.01); G06F 3/1438 (2013.01);
Abstract

A multi-screen video playback system includes: a video playback device having a main display to playback a target video; a portable communication device having a screen; and a multi-screen display controlling server configured to operably establish a device group relationship between the video playback device and the portable communication device, to transmit the target video to the video playback device via a network, and to transmit an auxiliary video to the portable communication device via the network. The multi-screen display controlling server receives a notice information generated by the video playback device while the video playback device playbacks the target video, and instructs the portable communication device to begin displaying the auxiliary video on the screen according to the notice information.


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