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:
Oct. 01, 2019

Filed:

Jun. 28, 2017
Applicant:

Megachips Technology America Corporation, San Jose, CA (US);

Inventors:

Alan Kobayashi, Los Altos, CA (US);

Sujan Thomas, Pleasanton, CA (US);

Ramesh Dandapani, Cupertino, CA (US);

Johnny Garrett, Newark, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/08 (2006.01); G06F 1/04 (2006.01); G06F 21/10 (2013.01); G06F 7/58 (2006.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
G06F 1/08 (2013.01); G06F 1/04 (2013.01); G06F 7/588 (2013.01); G06F 21/10 (2013.01); G06F 21/60 (2013.01);
Abstract

A clock generator outputs a processor clock that serves as an operation reference for a processor for use in a content protection system. The clock generator includes a direct digital synthesis and a random number generator. The direct digital synthesizer includes a phase accumulator and outputs the processor clock. The phase accumulator accumulates a setup value in synchronization with a reference clock. The random number generator generates random numbers. The setup value changes based on the random numbers.


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