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. 22, 2014

Filed:

Jan. 12, 2009
Applicants:

Natarajan Vijayarangan, Andhra Pradesh, IN;

Rao Chalamala Srinivasa, Andhra Pradesh, IN;

Inventors:

Natarajan Vijayarangan, Andhra Pradesh, IN;

Rao Chalamala Srinivasa, Andhra Pradesh, IN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/58 (2006.01);
U.S. Cl.
CPC ...
G06F 7/582 (2013.01); G06F 7/584 (2013.01);
Abstract

A deterministic random number generator includes a number series generator adapted to generate an infinite Pi series, a summation generator adapted to generate a partial sum of said infinite Pi series, a computer adapted to compute a finite sequence from said partial sum of infinite Pi series, a shuffler adapted to shuffle said computed finite sequence to obtain a shuffled sequence, a masker adapted to mask said shuffled sequence to obtain a masked sequence, a non-linear function processor adapted to process said masked sequence to obtain a non-linear processed sequence, and a linear feedback shift register adapted to receive and shift bits of said non-linear processed sequence in a pre-determined manner to obtain a deterministic random number and a method for generating a deterministic random number for cryptography and watermarking.


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