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:
May. 29, 2018

Filed:

May. 17, 2016
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Yasuo Suzuki, Utsunomiya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); G09G 5/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/2092 (2013.01); G09G 5/006 (2013.01); G09G 2310/08 (2013.01); G09G 2370/08 (2013.01); G09G 2370/12 (2013.01);
Abstract

A substrate includes first and second image processing circuits performing image processing of an image displayed by a display apparatus, a clock signal generator generating a plurality of spread spectrum clocks, which area plurality of clock signals subjected to spread spectrum processing, and a transmitter transmitting a first spread spectrum clock, which is one of the plurality of spread spectrum clocks, to the first image processing circuit and a second spread spectrum clock, which is one of the plurality of spread spectrum clocks to the second image processing circuit. The clock signal generator includes a signal generator that generates a clock signal subjected to the spread spectrum processing and a signal divider that divides the clock signal into the plurality of spread spectrum clocks. The first and second image processing circuits synchronize with each other in accordance with the first and second spread spectrum clocks.


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