GB2447117B - Communications systems - Google Patents

Communications systems

Info

Publication number
GB2447117B
GB2447117B GB0802703A GB0802703A GB2447117B GB 2447117 B GB2447117 B GB 2447117B GB 0802703 A GB0802703 A GB 0802703A GB 0802703 A GB0802703 A GB 0802703A GB 2447117 B GB2447117 B GB 2447117B
Authority
GB
United Kingdom
Prior art keywords
communications systems
communications
systems
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.)
Active
Application number
GB0802703A
Other versions
GB0802703D0 (en
GB2447117A (en
Inventor
Clive Rodmell
Martin John Avery
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.)
Sepura Ltd
Original Assignee
Sepura Ltd
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 Sepura Ltd filed Critical Sepura Ltd
Publication of GB0802703D0 publication Critical patent/GB0802703D0/en
Publication of GB2447117A publication Critical patent/GB2447117A/en
Application granted granted Critical
Publication of GB2447117B publication Critical patent/GB2447117B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04Q7/28—
    • H04W76/02—
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2203/00—Aspects of automatic or semi-automatic exchanges
    • H04M2203/20—Aspects of automatic or semi-automatic exchanges related to features of supplementary services
    • H04M2203/2022—Path replacement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB0802703A 2007-02-13 2008-02-13 Communications systems Active GB2447117B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0702770.9A GB0702770D0 (en) 2007-02-13 2007-02-13 Communication systems

Publications (3)

Publication Number Publication Date
GB0802703D0 GB0802703D0 (en) 2008-03-19
GB2447117A GB2447117A (en) 2008-09-03
GB2447117B true GB2447117B (en) 2009-04-01

Family

ID=37899237

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0702770.9A Ceased GB0702770D0 (en) 2007-02-13 2007-02-13 Communication systems
GB0802703A Active GB2447117B (en) 2007-02-13 2008-02-13 Communications systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0702770.9A Ceased GB0702770D0 (en) 2007-02-13 2007-02-13 Communication systems

Country Status (3)

Country Link
EP (1) EP2123067A1 (en)
GB (2) GB0702770D0 (en)
WO (1) WO2008099171A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9854460B2 (en) 2013-01-28 2017-12-26 Institute For Information Industry Transmitting direct mode communication apparatus, receiving direct mode communication apparatus and communication path switching method thereof
EP3024156A1 (en) * 2014-11-19 2016-05-25 Motorola Solutions, Inc. Method, device and system for transmitting short data during an active TDMA call

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995032589A2 (en) * 1994-05-19 1995-11-30 Nokia Telecommunications Oy Establishment of a call in a mobile communication system
GB2368494A (en) * 2000-10-23 2002-05-01 Motorola Israel Ltd Setting up a direct mode call in a mobile communication system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2408894B (en) * 2003-12-04 2006-04-12 Motorola Inc Communication units, wireless communication system and method of communication therein

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995032589A2 (en) * 1994-05-19 1995-11-30 Nokia Telecommunications Oy Establishment of a call in a mobile communication system
GB2368494A (en) * 2000-10-23 2002-05-01 Motorola Israel Ltd Setting up a direct mode call in a mobile communication system

Also Published As

Publication number Publication date
GB0802703D0 (en) 2008-03-19
GB2447117A (en) 2008-09-03
EP2123067A1 (en) 2009-11-25
WO2008099171A1 (en) 2008-08-21
GB0702770D0 (en) 2007-03-21

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20200206 AND 20200212