DE69835842D1 - Verfahren und Vorrichtung zur Erzeugung eines Schlüsselstroms - Google Patents

Verfahren und Vorrichtung zur Erzeugung eines Schlüsselstroms

Info

Publication number
DE69835842D1
DE69835842D1 DE69835842T DE69835842T DE69835842D1 DE 69835842 D1 DE69835842 D1 DE 69835842D1 DE 69835842 T DE69835842 T DE 69835842T DE 69835842 T DE69835842 T DE 69835842T DE 69835842 D1 DE69835842 D1 DE 69835842D1
Authority
DE
Germany
Prior art keywords
register
combined
output
clock signal
cipher stream
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 - Lifetime
Application number
DE69835842T
Other languages
English (en)
Other versions
DE69835842T2 (de
Inventor
Faith M Ozluturk
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.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology Corp
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 InterDigital Technology Corp filed Critical InterDigital Technology Corp
Application granted granted Critical
Publication of DE69835842D1 publication Critical patent/DE69835842D1/de
Publication of DE69835842T2 publication Critical patent/DE69835842T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/84—Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor
DE69835842T 1997-10-10 1998-05-21 Verfahren und Vorrichtung zur Erzeugung eines Schlüsselstroms Expired - Lifetime DE69835842T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US949027 1997-10-10
US08/949,027 US6009135A (en) 1997-10-10 1997-10-10 Method and apparatus for generating a stream cipher

Publications (2)

Publication Number Publication Date
DE69835842D1 true DE69835842D1 (de) 2006-10-19
DE69835842T2 DE69835842T2 (de) 2007-01-04

Family

ID=25488495

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69835842T Expired - Lifetime DE69835842T2 (de) 1997-10-10 1998-05-21 Verfahren und Vorrichtung zur Erzeugung eines Schlüsselstroms
DE69825171T Expired - Lifetime DE69825171T2 (de) 1997-10-10 1998-05-21 Verfahren und vorrichtung zur erzeugung eines bitstromverschlüsselungsschlüssels

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69825171T Expired - Lifetime DE69825171T2 (de) 1997-10-10 1998-05-21 Verfahren und vorrichtung zur erzeugung eines bitstromverschlüsselungsschlüssels

Country Status (10)

Country Link
US (5) US6009135A (de)
EP (2) EP1021887B1 (de)
JP (2) JP2001520482A (de)
AT (2) ATE271734T1 (de)
CA (2) CA2474856C (de)
DE (2) DE69835842T2 (de)
DK (1) DK1021887T3 (de)
ES (2) ES2224400T3 (de)
HK (2) HK1029685A1 (de)
WO (1) WO1999020019A1 (de)

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US6647054B1 (en) * 1999-12-29 2003-11-11 Koninklijke Philips Electronics N.V. Multiple mask arrangement for jumping in pseudo-noise sequences
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US20070191991A1 (en) * 2000-06-05 2007-08-16 Aqua Conserve, Inc. Irrigation Controller Communication System
US6981010B1 (en) 2000-08-02 2005-12-27 Board Of Regents Of The University Of Nebraska System and method for generating psuedo-noise sequences
DE10062924A1 (de) * 2000-12-16 2002-09-12 Atmel Germany Gmbh Kontaktloses Datenübertragungssystem
CA2330166A1 (en) * 2000-12-29 2002-06-29 Nortel Networks Limited Data encryption using stateless confusion generators
DE10110049A1 (de) * 2001-03-02 2002-09-05 Bosch Gmbh Robert Verfahren und Vorrichtung zur Datenverschlüsselung bei der Programmierung von Steuergeräten
US7003109B2 (en) * 2001-04-19 2006-02-21 City University Of Hong Kong Compact crypto-engine for random number and stream cipher generation
GB0123302D0 (en) * 2001-09-28 2001-11-21 Hw Comm Ltd Cipher apparatus
US7826613B2 (en) * 2002-08-19 2010-11-02 Qualcomm Incorporated Stream cipher cryptographic system and method
DE602004014109D1 (de) * 2003-03-03 2008-07-10 Matsushita Electric Ind Co Ltd Verfahren und vorrichtungen zur verringerung von diskreten leistungsspektraldichtekomponenten von in breitband-kommunikationssystemen übertragenen signalen
US7502468B2 (en) * 2003-09-02 2009-03-10 Ncipher Corporation Ltd. Method and system for generating a cryptographically random number stream
US20070110229A1 (en) * 2004-02-25 2007-05-17 Ternarylogic, Llc Ternary and Multi-Value Digital Signal Scramblers, Descramblers and Sequence of Generators
US7505589B2 (en) * 2003-09-09 2009-03-17 Temarylogic, Llc Ternary and higher multi-value digital scramblers/descramblers
US8577026B2 (en) 2010-12-29 2013-11-05 Ternarylogic Llc Methods and apparatus in alternate finite field based coders and decoders
US20110064214A1 (en) * 2003-09-09 2011-03-17 Ternarylogic Llc Methods and Apparatus in Alternate Finite Field Based Coders and Decoders
DE10347455B4 (de) * 2003-10-13 2010-08-26 Infineon Technologies Ag Pseudozufallszahlengenerator für einen Stream Cipher
US8364977B2 (en) * 2004-02-25 2013-01-29 Ternarylogic Llc Methods and systems for processing of n-state symbols with XOR and EQUALITY binary functions
DE102004042756B3 (de) * 2004-09-03 2005-12-01 Siemens Ag Verfahren und Anordnung zur Erzeugung von Pseudozufallszahlen
US7725779B2 (en) * 2005-01-25 2010-05-25 Ternarylogic Llc Multi-valued scrambling and descrambling of digital data on optical disks and other storage media
DE102006028944B3 (de) * 2006-06-23 2007-09-13 Infineon Technologies Ag Schaltungsanordnung und Verfahren zum Initialisieren eines Zufallsgenerators
US8443020B2 (en) * 2005-09-09 2013-05-14 Mitsubishi Electric Corporation Pseudo random number generator
US7835524B2 (en) * 2006-02-08 2010-11-16 Panasonic Corporation Encrypting of communications using a transmitting/receiving apparatus via key information based on a multi-level code signal and a pseudo-random number sequence for modulation with an information signal
US7734044B2 (en) * 2006-02-23 2010-06-08 Texas Instruments Incorporated Method and apparatus for synchronous stream cipher encryption with reserved codes
FR2899352B1 (fr) 2006-03-29 2008-06-20 Eads Secure Networks Soc Par A Generateur de nombres aleatoires
JP4870495B2 (ja) * 2006-08-04 2012-02-08 パナソニック株式会社 データ送信装置
US8345873B2 (en) * 2007-04-04 2013-01-01 Ternarylogic Llc Methods and systems for N-state signal processing with binary devices
EP2260376B1 (de) * 2008-03-04 2011-11-16 SanDisk IL Ltd Digitaler zufallszahlenerzeuger auf basis digital gesteuerter oszillatoren
US8848914B2 (en) * 2008-11-18 2014-09-30 Qualcomm Incorporated Spectrum authorization and related communications methods and apparatus
CA2664620A1 (en) * 2009-05-07 2009-07-20 Avalon Microelectronics, Inc. Pseudo-random bit sequence generator
US8718278B2 (en) * 2011-01-20 2014-05-06 International Business Machines Corporation Method and system for encryption of a datastream
JP2013127547A (ja) * 2011-12-19 2013-06-27 Kddi Corp クロック制御型ストリーム暗号の暗号化装置、クロック制御型ストリーム暗号の復号化装置、クロック制御型ストリーム暗号の暗号化方法、クロック制御型ストリーム暗号の復号化方法およびプログラム
US10708043B2 (en) 2013-03-07 2020-07-07 David Mayer Hutchinson One pad communications
KR101881143B1 (ko) * 2016-09-26 2018-07-24 동서대학교산학협력단 무선통신 비트 오류 최소화를 위한 클럭조절형 랜덤 암호 발생기

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US3963905A (en) * 1974-09-11 1976-06-15 Bell Telephone Laboratories, Incorporated Periodic sequence generators using ordinary arithmetic
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US4264781A (en) * 1979-04-16 1981-04-28 Ncr Corporation Apparatus for encoding and decoding data signals
US4663500A (en) * 1982-02-22 1987-05-05 Nec Corporation Cryptographic system
US5237615A (en) * 1982-05-20 1993-08-17 The United States Of America As Represented By The National Security Agency Multiple independent binary bit stream generator
US4601033A (en) * 1984-01-16 1986-07-15 Siemens Corporate Research & Suppport, Inc. Circuit testing apparatus employing signature analysis
CH668340A5 (de) * 1985-10-17 1988-12-15 Bbc Brown Boveri & Cie Generator zur erzeugung binaerer chiffriersequenzen.
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US4905262A (en) * 1988-07-28 1990-02-27 Tektronix, Inc. Synchronous programmable two-stage serial/parallel counter
US5148485A (en) * 1990-07-20 1992-09-15 Ericsson Ge Mobile Communications Holding, Inc. Encrypton system for digital cellular communications
US5091942A (en) * 1990-07-23 1992-02-25 Ericsson Ge Mobile Communications Holding, Inc. Authentication system for digital cellular communications
US5361302A (en) * 1991-02-28 1994-11-01 Motorola, Inc. Method for encryption sync compression in an encrypted radio telephone interconnect system
US5195136A (en) * 1991-09-30 1993-03-16 Motorola, Inc. Method and apparatus for data encryption or decryption
US5230020A (en) * 1991-10-16 1993-07-20 Motorola, Inc. Algorithm independent cryptographic key management
US5412665A (en) * 1992-01-10 1995-05-02 International Business Machines Corporation Parallel operation linear feedback shift register
SG48838A1 (en) * 1992-12-30 1998-05-18 Telstra Corp Ltd A method and apparatus for generating a cipher
US5365588A (en) * 1993-03-12 1994-11-15 Hughes Aircraft Company High speed encryption system and method
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Also Published As

Publication number Publication date
DE69835842T2 (de) 2007-01-04
HK1029685A1 (en) 2001-04-06
US20040208322A1 (en) 2004-10-21
US20030026323A1 (en) 2003-02-06
WO1999020019A1 (en) 1999-04-22
US6714614B2 (en) 2004-03-30
EP1458130A3 (de) 2005-03-02
ES2271730T3 (es) 2007-04-16
US6009135A (en) 1999-12-28
ES2224400T3 (es) 2005-03-01
US6944253B2 (en) 2005-09-13
JP2007151201A (ja) 2007-06-14
US6148053A (en) 2000-11-14
JP2001520482A (ja) 2001-10-30
ATE271734T1 (de) 2004-08-15
DE69825171T2 (de) 2005-08-04
CA2474856C (en) 2005-06-28
DK1021887T3 (da) 2004-11-22
US6430246B1 (en) 2002-08-06
CA2305264A1 (en) 1999-04-22
DE69825171D1 (de) 2004-08-26
CA2474856A1 (en) 1999-04-22
HK1068512A1 (en) 2005-04-22
EP1021887B1 (de) 2004-07-21
ATE339044T1 (de) 2006-09-15
EP1021887A1 (de) 2000-07-26
EP1458130B1 (de) 2006-09-06
CA2305264C (en) 2004-10-19
EP1458130A2 (de) 2004-09-15

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