DE69221451D1 - Scrambler, Descrambler und Synchronisierer für ein Datenübertragungssystem - Google Patents

Scrambler, Descrambler und Synchronisierer für ein Datenübertragungssystem

Info

Publication number
DE69221451D1
DE69221451D1 DE69221451T DE69221451T DE69221451D1 DE 69221451 D1 DE69221451 D1 DE 69221451D1 DE 69221451 T DE69221451 T DE 69221451T DE 69221451 T DE69221451 T DE 69221451T DE 69221451 D1 DE69221451 D1 DE 69221451D1
Authority
DE
Germany
Prior art keywords
information
data
descrambler
scrambler
synchronizer
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
DE69221451T
Other languages
English (en)
Other versions
DE69221451T2 (de
Inventor
Jean Paul Boly
Lange Martin Klaas De
Loo Gerrit Jan Van
Gerrit Roelofsen
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.)
Koninklijke PTT Nederland NV
Original Assignee
Koninklijke PTT Nederland NV
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 Koninklijke PTT Nederland NV filed Critical Koninklijke PTT Nederland NV
Publication of DE69221451D1 publication Critical patent/DE69221451D1/de
Application granted granted Critical
Publication of DE69221451T2 publication Critical patent/DE69221451T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling

Landscapes

  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Error Detection And Correction (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69221451T 1991-12-20 1992-12-15 Scrambler, Descrambler und Synchronisierer für ein Datenübertragungssystem Expired - Fee Related DE69221451T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9102157A NL9102157A (nl) 1991-12-20 1991-12-20 Systeem voor het met een eerste codeerapparaat coderen van aangeboden data en voor het met een tweede codeerapparaat decoderen van gecodeerde data, en codeerapparaat voor toepassing in het systeem.

Publications (2)

Publication Number Publication Date
DE69221451D1 true DE69221451D1 (de) 1997-09-11
DE69221451T2 DE69221451T2 (de) 1998-01-29

Family

ID=19860079

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221451T Expired - Fee Related DE69221451T2 (de) 1991-12-20 1992-12-15 Scrambler, Descrambler und Synchronisierer für ein Datenübertragungssystem

Country Status (13)

Country Link
US (1) US5278906A (de)
EP (1) EP0549047B1 (de)
JP (1) JP2524297B2 (de)
AT (1) ATE156640T1 (de)
AU (1) AU659380B2 (de)
CA (1) CA2085426C (de)
DE (1) DE69221451T2 (de)
DK (1) DK0549047T3 (de)
ES (1) ES2106131T3 (de)
FI (1) FI925786A (de)
GR (1) GR3025284T3 (de)
NL (1) NL9102157A (de)
NO (1) NO306436B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9102157A (nl) 1991-12-20 1993-07-16 Nederland Ptt Systeem voor het met een eerste codeerapparaat coderen van aangeboden data en voor het met een tweede codeerapparaat decoderen van gecodeerde data, en codeerapparaat voor toepassing in het systeem.
US5606322A (en) * 1994-10-24 1997-02-25 Motorola, Inc. Divergent code generator and method
FR2742016B1 (fr) * 1995-11-30 1998-02-13 Sgs Thomson Microelectronics Circuit de suppression de dispersion dans une transmission de donnees
US6175940B1 (en) * 1998-12-03 2001-01-16 Trw Inc. In-flight programmable spacecraft error correction encoder
FI107487B (fi) * 1999-03-08 2001-08-15 Nokia Mobile Phones Ltd Datalähetyksen salausmenetelmä radiojärjestelmässä
GB0004178D0 (en) * 2000-02-22 2000-04-12 Nokia Networks Oy Integrity check in a communication system
DE10045463A1 (de) * 2000-09-11 2002-03-28 Ammar Alkassar Selbstsynchronisierende Stromchiffre zur Streckenverschlüsselung über einen fehlerbehafteten Übertragungskanal
US6996443B2 (en) * 2002-01-11 2006-02-07 Bae Systems Information And Electronic Systems Integration Inc. Reconfigurable digital processing system for space
US20040125239A1 (en) * 2002-12-26 2004-07-01 David Rahn Television tuner supporting channel hopping
DE102014221893A1 (de) * 2014-10-28 2016-04-28 Robert Bosch Gmbh Verfahren und Vorrichtung zum Erzeugen eines geheimen Schlüssels

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304962A (en) * 1965-08-25 1981-12-08 Bell Telephone Laboratories, Incorporated Data scrambler
US4663500A (en) * 1982-02-22 1987-05-05 Nec Corporation Cryptographic system
DE3312400A1 (de) * 1983-03-25 1984-09-27 Siemens AG, 1000 Berlin und 8000 München Verfahren zur uebertragung von binaersignalen mindestens zweier kanaele
DE3423400C2 (de) * 1984-06-25 1987-03-12 Peter 2000 Hamburg Szymansky Zahnbürste
EP0232043A3 (de) * 1986-02-07 1989-05-10 Nortel Networks Corporation Datensignalverwürfelung
ATE83106T1 (de) * 1986-06-09 1992-12-15 Securicrypto Ab Einrichtung zur verschluesselung und zur entschluesselung.
US4856063A (en) * 1988-01-27 1989-08-08 Technical Communication Corporation No-overhead synchronization for cryptographic systems
JPH03211935A (ja) * 1990-01-16 1991-09-17 Japan Radio Co Ltd 秘話装置
SE465797B (sv) * 1990-03-07 1991-10-28 Ericsson Telefon Ab L M Foerfarande att oeverfoera synkroniseringsinformation vid krypterad oeverfoering i ett mobilradiosystem
GB9020410D0 (en) * 1990-09-19 1990-10-31 Stc Plc Sequence synchronisation
NL9102157A (nl) 1991-12-20 1993-07-16 Nederland Ptt Systeem voor het met een eerste codeerapparaat coderen van aangeboden data en voor het met een tweede codeerapparaat decoderen van gecodeerde data, en codeerapparaat voor toepassing in het systeem.

Also Published As

Publication number Publication date
ES2106131T3 (es) 1997-11-01
FI925786A (fi) 1993-06-21
AU3027992A (en) 1993-06-24
DK0549047T3 (da) 1998-03-02
US5278906A (en) 1994-01-11
NO306436B1 (no) 1999-11-01
NO924914L (no) 1993-06-21
AU659380B2 (en) 1995-05-11
JP2524297B2 (ja) 1996-08-14
DE69221451T2 (de) 1998-01-29
EP0549047B1 (de) 1997-08-06
ATE156640T1 (de) 1997-08-15
CA2085426A1 (en) 1993-06-21
GR3025284T3 (en) 1998-02-27
FI925786A0 (fi) 1992-12-18
NO924914D0 (no) 1992-12-18
NL9102157A (nl) 1993-07-16
JPH05284154A (ja) 1993-10-29
EP0549047A1 (de) 1993-06-30
CA2085426C (en) 1998-04-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee