ClassID:

189575

G06F7/726 - CPC Classification

Classification description:

Methods or arrangements for processing data by operating upon the order or content of the data handled; Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic; Finite field arithmetic Inversion; Reciprocal calculation; Division of elements of a finite field

Recent Application in this class:
#1
20260154037
2026-06-04

CIRCUIT STRUCTURE ADAPTED TO SWITCH BETWEEN INVERSE SQUARE ROOT OPERATION AND RECIPROCAL OPERATION

#2
20230004349
2023-01-05

OPERATING METHOD OF FLOATING POINT OPERATION CIRCUIT AND INTEGRATED CIRCUIT INCLUDING FLOATING POINT OPERATION CIRCUIT

#3
20220276841
2022-09-01

COMMUNICATION DATA TEXT CONFUSION ENCRYPTION METHOD

#4
20210320796
2021-10-14

Efficient architecture and method for arithmetic computations in post-quantum cryptography

#5
20210314145
2021-10-07

Secure joining system, method, secure computing apparatus and program

#6
20200274710
2020-08-27

Finite-field division operator, elliptic curve cryptosystem having finite-field division operator and method for operating elliptic curve cryptosystem

#7
20170279600
2017-09-28

System and method for providing defence to a cryptographic device against side-channel attacks targeting the extended euclidean algorithm during decryption operations

#8
20170093571
2017-03-30

Double affine mapped S-box hardware accelerator

#9
20160299743
2016-10-13

Modulo calculation using polynomials

#10
20150256340
2015-09-10

Method of cryptographic processing of data on elliptic curves, corresponding electronic device and computer program product

#11
20150178503
2015-06-25

Optimized hardware architecture and method for ECC point doubling using jacobian coordinates over short weierstrass curves

#12
20150067011
2015-03-05

Finite field inverter

#13
20140169553
2014-06-19

Masking with shared random bits

#14
20140122900
2014-05-01

Searching over encrypted keywords in a database

#15
20130007086
2013-01-03

Method of optimizing combinational circuits

#16
20120275594
2012-11-01

Method and apparatus for performing elliptic curve scalar multiplication in a manner that counters power analysis attacks

#17
20110295921
2011-12-01

Hybrid greatest common divisor calculator for polynomials

#18
20110016167
2011-01-20

RANDOMIZED MODULAR POLYNOMIAL REDUCTION METHOD AND HARDWARE THEREFOR

#19
20100322412
2010-12-23

Method and processing circuit for dealing with galois field computation

#20
20100306299
2010-12-02

Circuits and methods for performing exponentiation and inversion of finite field elements

#21
20100202605
2010-08-12

Method of optimizing combinational circuits

#22
20100086126
2010-04-08

Encryption device using mask value to convert plain text into encrypted text

#23
20100082723
2010-04-01

Method, apparatus and media for performing GF(2) polynomial operations

#24
20100023572
2010-01-28

Randomized modular polynomial reduction method and hardware therefor

#25
20090248780
2009-10-01

Polynomial data processing operation

#26
20090083351
2009-03-26

Exponentiation calculation apparatus and exponentiation calculation method

#27
20090077144
2009-03-19

Method and apparatus for performing finite field calculations

#28
20090052657
2009-02-26

Method for scalar multiplication in elliptic curve groups over binary polynomial fields for side-channel attack-resistant cryptosystems

#29
20080219437
2008-09-11

Method and apparatus for performing elliptic curve scalar multiplication in a manner that counters power analysis attacks

#30
20080189346
2008-08-07

METHOD FOR REALIZING FINITE FIELD DIVIDER ARCHITECTURE

#31
20080022126
2008-01-24

Method to protect a cryptographic assembly by homographic masking

#32
20070271323
2007-11-22

Compound galois field engine and galois field divider and square root engine and method

#33
20070162530
2007-07-12

Modular reduction for a cryptographic process and corprocessor for carrying out said reduction

#34
20070016635
2007-01-18

Inversion calculations

#35
20060126828
2006-06-15

Inverse calculation circuit, inverse calculation method, and storage medium encoded with computer-readable computer program code

#36
20060120527
2006-06-08

Methods, circuits, and computer program products for processing masked data in an advanced encryption system

#37
20060117079
2006-06-01

Galois field computation

#38
20060093136
2006-05-04

Implementation of a switch-box using a subfield method

#39
20050283714
2005-12-22

Method and apparatus for multiplication in Galois field, apparatus for inversion in Galois field and apparatus for AES byte substitution operation