ATE323353T1 - Erhaltung der ende-zu-ende-synchronisation einer fernmeldeverbindung - Google Patents

Erhaltung der ende-zu-ende-synchronisation einer fernmeldeverbindung

Info

Publication number
ATE323353T1
ATE323353T1 AT01000598T AT01000598T ATE323353T1 AT E323353 T1 ATE323353 T1 AT E323353T1 AT 01000598 T AT01000598 T AT 01000598T AT 01000598 T AT01000598 T AT 01000598T AT E323353 T1 ATE323353 T1 AT E323353T1
Authority
AT
Austria
Prior art keywords
frames
frame
extra
reproduction delay
received
Prior art date
Application number
AT01000598T
Other languages
English (en)
Inventor
Rasmus Relander
Raimo Kantola
Original Assignee
Eads Secure Networks Oy
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 Eads Secure Networks Oy filed Critical Eads Secure Networks Oy
Application granted granted Critical
Publication of ATE323353T1 publication Critical patent/ATE323353T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/009—Closed loop measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/08—Trunked mobile radio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Telephonic Communication Services (AREA)
AT01000598T 2000-11-28 2001-11-07 Erhaltung der ende-zu-ende-synchronisation einer fernmeldeverbindung ATE323353T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20002608A FI20002608A7 (fi) 2000-11-28 2000-11-28 Päästä-päähän -tahdistuksen ylläpitäminen tietoliikenneyhteydellä

Publications (1)

Publication Number Publication Date
ATE323353T1 true ATE323353T1 (de) 2006-04-15

Family

ID=8559597

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01000598T ATE323353T1 (de) 2000-11-28 2001-11-07 Erhaltung der ende-zu-ende-synchronisation einer fernmeldeverbindung

Country Status (6)

Country Link
US (1) US7369662B2 (de)
EP (1) EP1209845B1 (de)
AT (1) ATE323353T1 (de)
DE (1) DE60118691T2 (de)
ES (1) ES2261276T3 (de)
FI (1) FI20002608A7 (de)

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FI20025018A7 (fi) * 2002-04-23 2003-10-24 Nokia Corp Järjestelmä digitaalisessa langattomassa tiedonsiirtoverkossa päästä päähän -salauksen järjestämiseksi ja vastaava päätelaite
FR2843258B1 (fr) * 2002-07-30 2004-10-15 Eads Defence & Security Ntwk Procede de transmission de donnees chiffrees, procede de dechiffrement associe, dispositifs pour leur mise en oeuvre, et terminal mobile les incorporant.
KR100417125B1 (ko) * 2002-08-07 2004-02-05 주식회사 팬택앤큐리텔 무선통신 단말의 비화통신모드 자동 진입 방법
JP3821086B2 (ja) * 2002-11-01 2006-09-13 ソニー株式会社 ストリーミングシステム及びストリーミング方法、クライアント端末及びデータ復号方法、並びにプログラム
GB2396995B (en) * 2002-12-30 2005-03-16 Motorola Inc A cellular radio communication system and method for call restoration or handover
US7681227B2 (en) * 2003-02-10 2010-03-16 Ipg Electronics 503 Limited Generation of encrypted video information
FI20030429A0 (fi) * 2003-03-24 2003-03-24 Nokia Corp Ryhmäliikennöinti matkaviestinverkossa
KR100991222B1 (ko) * 2003-03-25 2010-11-01 도꾸리츠 교세이 호징 죠우호 쯔우신 겐큐 기코우 암호화 및 복호를 위한 장치, 방법 및 기록 매체
GB2402024B (en) * 2003-05-19 2005-07-13 Motorola Inc Processor,method,transmitter and terminal for use in communications
GB2402025B (en) * 2003-05-19 2006-01-18 Motorola, Inc Processor,method,transmitter and terminal for use in communications
US7698553B2 (en) * 2003-05-20 2010-04-13 Motorola, Inc. Method for utilizing multiple level encryption
WO2005015929A1 (es) * 2003-08-08 2005-02-17 Teltronic S.A.U. Sistema de sincronización tetra con zona adyacente
DE602005001167T2 (de) * 2004-03-24 2008-01-24 Motorola, Inc., Schaumburg Anrufverschlüsselung in einem TETRA Netz
GB2414145B (en) * 2004-05-11 2006-09-20 Motorola Inc Method and apparatus for decrypting a comunication
US7936881B2 (en) * 2004-08-31 2011-05-03 Nortel Networks Limited Method and system for transmitting signaling information over a data transport network
GB2418575B (en) * 2004-09-22 2007-01-24 Motorola Inc Receiver and method of receiving an encrypted communication
WO2006096035A1 (en) * 2005-03-10 2006-09-14 Electronics And Telecommunications Research Institute Encryption and decryption device in wireless portable internet system, and method thereof
FR2898229B1 (fr) * 2006-03-06 2008-05-30 Eads Secure Networks Soc Par A Synchronisation cryptographique entrelacee
WO2007131523A1 (en) * 2006-05-15 2007-11-22 Telecom Italia S.P.A. Out-of-band authentication method and system for communication over a data network
JP4954622B2 (ja) * 2006-06-29 2012-06-20 京セラ株式会社 受信装置および復号方法
US20080037440A1 (en) * 2006-06-29 2008-02-14 Politowicz Timothy J Detecting voice over internet protocol traffic
GB0703795D0 (en) * 2007-02-27 2007-04-04 Sepura Ltd Speech encoding and decoding in communications systems
US7912098B2 (en) * 2007-03-29 2011-03-22 Alcatel Lucent System, method, and device using a singly encapsulated bundle and a tagger for re-encapsulation
EP2073478B1 (de) * 2007-12-20 2011-11-16 Electronics and Telecommunications Research Institute Vorrichtung und Verfahren zur verschlüsselten Kommunikation mit Steuerung des Übertragungsintervalls der Schlüsselresynchronisationsinformationen
US8422679B2 (en) * 2008-10-17 2013-04-16 Motorola Solutions, Inc. Method and device for sending encryption parameters
US8897448B2 (en) * 2008-10-31 2014-11-25 Ciena Corporation Controlling session keys through in-band signaling
US8792643B1 (en) * 2012-02-16 2014-07-29 Google Inc. System and methodology for decrypting encrypted media
EP2972864B1 (de) * 2013-03-15 2019-12-11 Michelle Effros Verfahren und vorrichtung zur verbesserung der kommunikationsleistung durch netzwerkcodierung
US9942211B1 (en) * 2014-12-11 2018-04-10 Amazon Technologies, Inc. Efficient use of keystreams
US10382208B2 (en) * 2016-04-29 2019-08-13 Olympus Sky Technologies, S.A. Secure communications using organically derived synchronized processes
CN109714295B (zh) * 2017-10-25 2021-10-26 普天信息技术有限公司 一种语音加解密同步处理方法和装置
US10419408B1 (en) * 2018-09-24 2019-09-17 Karamba Security In-place authentication scheme for securing intra-vehicle communication

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DE69626486T2 (de) * 1996-01-29 2004-04-01 International Business Machines Corp. Verfahren und System zur Synchronisierung von Verschlüsselungs-/Entschlüsselungsschlüsseln in einem Datenkommunikationsnetz unter Verwendung von Markierungspaketen
US6091709A (en) * 1997-11-25 2000-07-18 International Business Machines Corporation Quality of service management for packet switched networks
EP0921666A3 (de) * 1997-12-02 1999-07-14 Nortel Networks Corporation Sprachempfang über eine Paketübertragungseinrichtung
US6658027B1 (en) * 1999-08-16 2003-12-02 Nortel Networks Limited Jitter buffer management
EP1087579B1 (de) * 1999-09-22 2004-12-01 NTT DoCoMo, Inc. Gateway und Datenübertragungsverfahren zur Verzögerungsjitterreduktion
FI20002607L (fi) * 2000-11-28 2002-05-29 Nokia Corp Päästä-päähän -tahdistuksen ylläpitäminen tietoliikenneyhteydellä
US7496086B2 (en) * 2002-04-30 2009-02-24 Alcatel-Lucent Usa Inc. Techniques for jitter buffer delay management

Also Published As

Publication number Publication date
US7369662B2 (en) 2008-05-06
DE60118691D1 (de) 2006-05-24
DE60118691T2 (de) 2007-04-12
ES2261276T3 (es) 2006-11-16
US20020066013A1 (en) 2002-05-30
EP1209845A3 (de) 2003-05-07
EP1209845B1 (de) 2006-04-12
FI20002608L (fi) 2002-05-29
FI20002608A7 (fi) 2002-05-29
FI20002608A0 (fi) 2000-11-28
EP1209845A2 (de) 2002-05-29

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