GB2439613B - Processor, method and terminal for use in communications - Google Patents

Processor, method and terminal for use in communications

Info

Publication number
GB2439613B
GB2439613B GB0612967A GB0612967A GB2439613B GB 2439613 B GB2439613 B GB 2439613B GB 0612967 A GB0612967 A GB 0612967A GB 0612967 A GB0612967 A GB 0612967A GB 2439613 B GB2439613 B GB 2439613B
Authority
GB
United Kingdom
Prior art keywords
communications
processor
terminal
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
GB0612967A
Other versions
GB2439613A (en
GB0612967D0 (en
Inventor
Kristian Gronkjaer Pedersen
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Priority to GB0612967A priority Critical patent/GB2439613B/en
Publication of GB0612967D0 publication Critical patent/GB0612967D0/en
Priority to EP07840162A priority patent/EP2044782A4/en
Priority to PCT/US2007/068008 priority patent/WO2008019178A2/en
Publication of GB2439613A publication Critical patent/GB2439613A/en
Application granted granted Critical
Publication of GB2439613B publication Critical patent/GB2439613B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • 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
    • H04W56/00—Synchronisation arrangements
GB0612967A 2006-06-30 2006-06-30 Processor, method and terminal for use in communications Expired - Fee Related GB2439613B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0612967A GB2439613B (en) 2006-06-30 2006-06-30 Processor, method and terminal for use in communications
EP07840162A EP2044782A4 (en) 2006-06-30 2007-05-02 Processor, method and terminal for use in communications
PCT/US2007/068008 WO2008019178A2 (en) 2006-06-30 2007-05-02 Processor, method and terminal for use in communications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0612967A GB2439613B (en) 2006-06-30 2006-06-30 Processor, method and terminal for use in communications

Publications (3)

Publication Number Publication Date
GB0612967D0 GB0612967D0 (en) 2006-08-09
GB2439613A GB2439613A (en) 2008-01-02
GB2439613B true GB2439613B (en) 2008-08-27

Family

ID=36888349

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0612967A Expired - Fee Related GB2439613B (en) 2006-06-30 2006-06-30 Processor, method and terminal for use in communications

Country Status (3)

Country Link
EP (1) EP2044782A4 (en)
GB (1) GB2439613B (en)
WO (1) WO2008019178A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105577364B (en) 2011-10-27 2019-11-05 华为技术有限公司 A kind of encryption method, decryption method and relevant apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5185796A (en) * 1991-05-30 1993-02-09 Motorola, Inc. Encryption synchronization combined with encryption key identification
WO1997044933A1 (en) * 1996-05-17 1997-11-27 Motorola Inc. Decryption of retransmitted data in an encrypted communication system
GB2402024A (en) * 2003-05-19 2004-11-24 Motorola Inc Keystream synchronisation by associating a single synchronisation indicator with a plurality of encryption portions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011511A (en) * 1974-07-24 1977-03-08 The Singer Company Frequency-shift digital data link and digital frequency detection system
US4757536A (en) 1984-10-17 1988-07-12 General Electric Company Method and apparatus for transceiving cryptographically encoded digital data
GB2301734B (en) * 1995-05-31 1999-10-20 Motorola Ltd Communications system and method of operation
GB2377860B (en) * 2001-07-20 2003-07-30 Motorola Inc Wireless communication system wireless communication unit and method of synchronisation
EP1581380B1 (en) 2002-09-15 2007-03-07 Weber Technology AG Structural component consisting of fibre-reinforced thermoplastic
EP1416648A1 (en) * 2002-10-28 2004-05-06 Siemens Aktiengesellschaft Method for decentralized synchronization in a self-organizing radio communication system
EP1583380B1 (en) * 2004-03-24 2007-05-23 Motorola, Inc. Call encryption in a TETRA network

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5185796A (en) * 1991-05-30 1993-02-09 Motorola, Inc. Encryption synchronization combined with encryption key identification
WO1997044933A1 (en) * 1996-05-17 1997-11-27 Motorola Inc. Decryption of retransmitted data in an encrypted communication system
GB2402024A (en) * 2003-05-19 2004-11-24 Motorola Inc Keystream synchronisation by associating a single synchronisation indicator with a plurality of encryption portions

Also Published As

Publication number Publication date
EP2044782A4 (en) 2010-04-14
GB2439613A (en) 2008-01-02
WO2008019178A2 (en) 2008-02-14
EP2044782A2 (en) 2009-04-08
WO2008019178A3 (en) 2008-06-19
GB0612967D0 (en) 2006-08-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20200630