ES2070719B1 - NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES. - Google Patents

NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES.

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Publication number
ES2070719B1
ES2070719B1 ES9300561A ES9300561A ES2070719B1 ES 2070719 B1 ES2070719 B1 ES 2070719B1 ES 9300561 A ES9300561 A ES 9300561A ES 9300561 A ES9300561 A ES 9300561A ES 2070719 B1 ES2070719 B1 ES 2070719B1
Authority
ES
Spain
Prior art keywords
pseudo
generation
record
displacement
random
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
ES9300561A
Other languages
Spanish (es)
Other versions
ES2070719R (en
ES2070719A2 (en
Inventor
Sabater Amparo Fuster
La Guia Martinez Dolores De
Espigares Jesus Negrillo
Vitini Fausto Montoya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Consejo Superior de Investigaciones Cientificas CSIC
Original Assignee
Consejo Superior de Investigaciones Cientificas CSIC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Consejo Superior de Investigaciones Cientificas CSIC filed Critical Consejo Superior de Investigaciones Cientificas CSIC
Priority to ES9300561A priority Critical patent/ES2070719B1/en
Publication of ES2070719A2 publication Critical patent/ES2070719A2/en
Publication of ES2070719R publication Critical patent/ES2070719R/es
Application granted granted Critical
Publication of ES2070719B1 publication Critical patent/ES2070719B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

ESTRUCTURA NO LINEAL PARA LA GENERACION DE SECUENCIAS PSEUDOALEATORIAS. ESTA BASADA EN UNA ROTACION MULTIPLE DEL CONTENIDO DE DIVERSAS ETAPAS DE UN REGISTRO DE DESPLAZAMIENTO. LA ESTRUCTURA DESARROLLADA PERMITE, A PARTIR DE UN REGISTRO DE DESPLAZAMIENTO DE L = N + 2N ETAPAS Y UNA UNICA SECUENCIA GENERADA, OBTENER 2N SECUENCIAS DISTINTAS DE PERIODO Y COMPLEJIDAD MAXIMOS CON UNA DISTRIBUCION ESTADISTICA PSEUDOALEATORIA. LA ESTRUCTURA NO LINEAL DESCRITA PUEDE UTILIZARSE POR SI SOLA COMO GENERADOR DE SECUENCIA PSEUDOALEATORIA, COMO PARTE INTEGRANTE DE OTROS GENERADORES MAS COMPLEJOS O COMO SUSTITUTIVO DEL REGISTRO DE DESPLAZAMIENTO AL PRODUCIR SECUENCIAS DE LAS MISMAS CARACTERISTICAS QUE ESTE PERO CON UNA COMPLEJIDAD MUY SUPERIOR. SU IMPLEMENTACION ES SENCILLA CON ELEMENTOS SIMPLES DE ELECTRONICA DIGITAL Y SU USO RESULTA ACONSEJADO EN SISTEMAS DE CIFRADO Y CUALQUIER OTRO QUE REQUIERA DE VALORES PSEUDOALEATORIOS.NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES. IT IS BASED ON A MULTIPLE ROTATION OF THE CONTENT OF DIFFERENT STAGES OF A DISPLACEMENT RECORD. THE DEVELOPED STRUCTURE ALLOWS, FROM A DISPLACEMENT RECORD OF L = N + 2N STAGES AND A SINGLE GENERATED SEQUENCE, TO OBTAIN 2N DIFFERENT SEQUENCES OF PERIOD AND PSEUDO-RANDOMISTIC DISTRIBUTION. THE DESCRIBED NON-LINEAR STRUCTURE CAN BE USED ON ITSELF AS A PSEUDO-RANDOM SEQUENCE GENERATOR, AS AN INTEGRAL PART OF OTHER MORE COMPLEX GENERATORS OR AS A SUBSTITUTE FOR THE RECORD OF DISPLACEMENT BY PRODUCING SUCH SUPERIOR CHARACTERISTICS. ITS IMPLEMENTATION IS SIMPLE WITH SIMPLE ELEMENTS OF DIGITAL ELECTRONICS AND ITS USE IS ADVISED IN ENCRYPTION SYSTEMS AND ANY OTHER THAT REQUIRES PSEUDO-RANDOM VALUES.

ES9300561A 1993-03-17 1993-03-17 NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES. Expired - Fee Related ES2070719B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9300561A ES2070719B1 (en) 1993-03-17 1993-03-17 NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9300561A ES2070719B1 (en) 1993-03-17 1993-03-17 NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES.

Publications (3)

Publication Number Publication Date
ES2070719A2 ES2070719A2 (en) 1995-06-01
ES2070719R ES2070719R (en) 1997-03-01
ES2070719B1 true ES2070719B1 (en) 1997-10-16

Family

ID=8281165

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9300561A Expired - Fee Related ES2070719B1 (en) 1993-03-17 1993-03-17 NONLINEAR STRUCTURE FOR THE GENERATION OF PSEUDO-RANDOM SEQUENCES.

Country Status (1)

Country Link
ES (1) ES2070719B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2008319A6 (en) * 1987-11-10 1989-07-16 Consejo Superior Investigacion Non-linear generator of pseudoaleatory binary sequences. (Machine-translation by Google Translate, not legally binding)
US5031129A (en) * 1989-05-12 1991-07-09 Alcatel Na Network Systems Corp. Parallel pseudo-random generator for emulating a serial pseudo-random generator and method for carrying out same
US5043988A (en) * 1989-08-25 1991-08-27 Mcnc Method and apparatus for high precision weighted random pattern generation

Also Published As

Publication number Publication date
ES2070719R (en) 1997-03-01
ES2070719A2 (en) 1995-06-01

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