FI20002608A - Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä - Google Patents

Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä Download PDF

Info

Publication number
FI20002608A
FI20002608A FI20002608A FI20002608A FI20002608A FI 20002608 A FI20002608 A FI 20002608A FI 20002608 A FI20002608 A FI 20002608A FI 20002608 A FI20002608 A FI 20002608A FI 20002608 A FI20002608 A FI 20002608A
Authority
FI
Finland
Prior art keywords
frames
frame
telecommunications connection
terminal
extra
Prior art date
Application number
FI20002608A
Other languages
English (en)
Swedish (sv)
Other versions
FI20002608A0 (fi
Inventor
Rasmus Relander
Raimo Kantola
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Priority to FI20002608A priority Critical patent/FI20002608A/fi
Publication of FI20002608A0 publication Critical patent/FI20002608A0/fi
Priority to AT01000598T priority patent/ATE323353T1/de
Priority to ES01000598T priority patent/ES2261276T3/es
Priority to DE60118691T priority patent/DE60118691T2/de
Priority to EP01000598A priority patent/EP1209845B1/en
Priority to US09/993,947 priority patent/US7369662B2/en
Publication of FI20002608A publication Critical patent/FI20002608A/fi

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)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (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)
FI20002608A 2000-11-28 2000-11-28 Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä FI20002608A (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI20002608A FI20002608A (fi) 2000-11-28 2000-11-28 Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä
AT01000598T ATE323353T1 (de) 2000-11-28 2001-11-07 Erhaltung der ende-zu-ende-synchronisation einer fernmeldeverbindung
ES01000598T ES2261276T3 (es) 2000-11-28 2001-11-07 Mantenimiento de la sincronizacion de extremo-a-extremo en una conexion de telecomunicaciones.
DE60118691T DE60118691T2 (de) 2000-11-28 2001-11-07 Erhaltung der Ende-zu-Ende-Synchronisation einer Fernmeldeverbindung
EP01000598A EP1209845B1 (en) 2000-11-28 2001-11-07 maintaining end-to end synchronization on a telecommuncations connection
US09/993,947 US7369662B2 (en) 2000-11-28 2001-11-27 Maintaining end-to-end synchronization on a telecommunications connection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20002608A FI20002608A (fi) 2000-11-28 2000-11-28 Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä

Publications (2)

Publication Number Publication Date
FI20002608A0 FI20002608A0 (fi) 2000-11-28
FI20002608A true FI20002608A (fi) 2002-05-29

Family

ID=8559597

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20002608A FI20002608A (fi) 2000-11-28 2000-11-28 Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä

Country Status (6)

Country Link
US (1) US7369662B2 (fi)
EP (1) EP1209845B1 (fi)
AT (1) ATE323353T1 (fi)
DE (1) DE60118691T2 (fi)
ES (1) ES2261276T3 (fi)
FI (1) FI20002608A (fi)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289606B2 (en) * 2001-10-01 2007-10-30 Sandeep Sibal Mode-swapping in multi-modal telephonic applications
FI20025018A (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
DE602004015946D1 (de) * 2003-02-10 2008-10-02 Koninkl Philips Electronics Nv Erzeugung verschlüsselter videoinformationen
FI20030429A0 (fi) * 2003-03-24 2003-03-24 Nokia Corp Ryhmäliikennöinti matkaviestinverkossa
WO2004086672A1 (ja) * 2003-03-25 2004-10-07 National Institute Of Information And Communications Technology, Incorporated Administrative Agency 暗号化および復号のための装置、方法、プログラム並びに記録媒体
GB2402025B (en) * 2003-05-19 2006-01-18 Motorola, Inc Processor,method,transmitter and terminal for use in communications
GB2402024B (en) * 2003-05-19 2005-07-13 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
AU2003258736A1 (en) * 2003-08-08 2005-02-25 Teltronic S.A.U. System for tetra synchronisation with an adjacent zone
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
CN101473622B (zh) * 2006-05-15 2013-11-06 意大利电信股份公司 用于数据网络上的通信的带外鉴别方法和系统
US20080037440A1 (en) * 2006-06-29 2008-02-14 Politowicz Timothy J Detecting voice over internet protocol traffic
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
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 (en) * 2007-12-20 2011-11-16 Electronics and Telecommunications Research Institute Encryption communication apparatus and method for controlling transfer period of key resynchronization information
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 (en) * 2013-03-15 2019-12-11 Michelle Effros Method and apparatus for improving communication performance through network coding
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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0786881B1 (en) * 1996-01-29 2003-03-05 International Business Machines Corporation Method and system for synchronisation of encryption/decryption keys in a data communications network using marker packets
US6091709A (en) 1997-11-25 2000-07-18 International Business Machines Corporation Quality of service management for packet switched networks
EP0921666A3 (en) * 1997-12-02 1999-07-14 Nortel Networks Corporation Speech reception via a packet transmission facility
US6658027B1 (en) * 1999-08-16 2003-12-02 Nortel Networks Limited Jitter buffer management
EP1087579B1 (en) * 1999-09-22 2004-12-01 NTT DoCoMo, Inc. Gateway for reducing delay jitter and method for data transfer therein
FI20002607A (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
US20020066013A1 (en) 2002-05-30
DE60118691D1 (de) 2006-05-24
EP1209845A3 (en) 2003-05-07
EP1209845B1 (en) 2006-04-12
ES2261276T3 (es) 2006-11-16
US7369662B2 (en) 2008-05-06
FI20002608A0 (fi) 2000-11-28
EP1209845A2 (en) 2002-05-29
ATE323353T1 (de) 2006-04-15
DE60118691T2 (de) 2007-04-12

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