DE60118691D1 - Erhaltung der Ende-zu-Ende-Synchronisation einer Fernmeldeverbindung - Google Patents
Erhaltung der Ende-zu-Ende-Synchronisation einer FernmeldeverbindungInfo
- Publication number
- DE60118691D1 DE60118691D1 DE60118691T DE60118691T DE60118691D1 DE 60118691 D1 DE60118691 D1 DE 60118691D1 DE 60118691 T DE60118691 T DE 60118691T DE 60118691 T DE60118691 T DE 60118691T DE 60118691 D1 DE60118691 D1 DE 60118691D1
- Authority
- DE
- Germany
- Prior art keywords
- frames
- frame
- telecommunications connection
- extra
- reproduction delay
- 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
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)
- Time-Division Multiplex Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20002608A FI20002608A (fi) | 2000-11-28 | 2000-11-28 | Päästä-päähän -tahdistksen ylläpitäminen tietoliikeneyhteydellä |
FI20002608 | 2000-11-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60118691D1 true DE60118691D1 (de) | 2006-05-24 |
DE60118691T2 DE60118691T2 (de) | 2007-04-12 |
Family
ID=8559597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60118691T Expired - Lifetime DE60118691T2 (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) | FI20002608A (de) |
Families Citing this family (33)
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 |
JP2006518959A (ja) * | 2003-02-10 | 2006-08-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 暗号化されたビデオ情報の生成 |
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 |
CN100525498C (zh) * | 2004-03-24 | 2009-08-05 | 摩托罗拉公司 | 用于加密呼叫的方法和设备 |
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 |
KR100768509B1 (ko) * | 2005-03-10 | 2007-10-18 | 한국전자통신연구원 | 무선 휴대 인터넷 시스템의 암호화 및 복호화 장치, 그리고그 방법 |
FR2898229B1 (fr) * | 2006-03-06 | 2008-05-30 | Eads Secure Networks Soc Par A | Synchronisation cryptographique entrelacee |
US8572382B2 (en) * | 2006-05-15 | 2013-10-29 | 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 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0786881B1 (de) * | 1996-01-29 | 2003-03-05 | International Business Machines Corporation | 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 |
DE60016347T2 (de) * | 1999-09-22 | 2005-12-01 | Ntt Docomo Inc. | Gateway und Datenübertragungsverfahren zur Verzögerungsjitterreduktion |
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 |
-
2000
- 2000-11-28 FI FI20002608A patent/FI20002608A/fi unknown
-
2001
- 2001-11-07 AT AT01000598T patent/ATE323353T1/de not_active IP Right Cessation
- 2001-11-07 DE DE60118691T patent/DE60118691T2/de not_active Expired - Lifetime
- 2001-11-07 ES ES01000598T patent/ES2261276T3/es not_active Expired - Lifetime
- 2001-11-07 EP EP01000598A patent/EP1209845B1/de not_active Expired - Lifetime
- 2001-11-27 US US09/993,947 patent/US7369662B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE323353T1 (de) | 2006-04-15 |
EP1209845A2 (de) | 2002-05-29 |
DE60118691T2 (de) | 2007-04-12 |
EP1209845B1 (de) | 2006-04-12 |
EP1209845A3 (de) | 2003-05-07 |
US7369662B2 (en) | 2008-05-06 |
FI20002608A0 (fi) | 2000-11-28 |
FI20002608A (fi) | 2002-05-29 |
US20020066013A1 (en) | 2002-05-30 |
ES2261276T3 (es) | 2006-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |