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:
Sep. 03, 2024

Filed:

Feb. 22, 2021
Applicant:

Mellanox Technologies, Ltd., Yokneam, IL;

Inventors:

Adir Zevulun, Beer Sheva, IL;

Uria Basher, Ganei Tal, IL;

Nir Shmuel, Bet Shemesh, IL;

Ben Witulski, Tel Aviv, IL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/72 (2006.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
G06F 7/728 (2013.01); G06F 21/602 (2013.01);
Abstract

A Montgomery multiplication apparatus (MMA), for multiplying two multiplicands modulo a predefined number, includes a pre-compute circuit and a Montgomery multiplication circuit. The pre-compute circuit is configured to compute a Montgomery pre-compute value by performing a series of iterations. In a given iteration, the pre-compute circuit is configured to modify one or more intermediate values by performing bit-wise operations on the intermediate values calculated in a preceding iteration. The Montgomery multiplication circuit is configured to multiply the two multiplicands, modulo the predefined number, by performing a plurality of Montgomery reduction operations using the Montgomery pre-compute value computed by the pre-compute circuit.


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