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:
Mar. 06, 2018

Filed:

Nov. 16, 2015
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Kazuhiko Yamada, Tokyo, JP;

Kiyoyasu Maruyama, Tokyo, JP;

Keiji Uemura, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/06 (2006.01); G06F 3/14 (2006.01); H04N 5/917 (2006.01);
U.S. Cl.
CPC ...
H04N 5/06 (2013.01); G06F 3/1446 (2013.01); H04N 5/917 (2013.01);
Abstract

A video information reproduction system includes first and second video information reproduction devices. A first synchronization signal processor of the video information reproduction device as a master device generates a phase synchronization signal including a first vertical synchronization signal and a first counter value and sends it to the second video information reproduction device. A second synchronization signal processor of the second video information reproduction device as a slave device compares the phase synchronization signal with a second vertical synchronization signal on the basis of a second video clock signal, and a second clock generator changes the frequency of a second decode reference clock signal on the basis of a result of the comparison.


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