GB2344726B - Radio communication system - Google Patents

Radio communication system

Info

Publication number
GB2344726B
GB2344726B GB9929053A GB9929053A GB2344726B GB 2344726 B GB2344726 B GB 2344726B GB 9929053 A GB9929053 A GB 9929053A GB 9929053 A GB9929053 A GB 9929053A GB 2344726 B GB2344726 B GB 2344726B
Authority
GB
United Kingdom
Prior art keywords
communication system
radio communication
radio
communication
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
GB9929053A
Other versions
GB2344726A (en
GB9929053D0 (en
Inventor
Alister John Bailey
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.)
Simoco International Ltd
Original Assignee
Simoco International 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 Simoco International Ltd filed Critical Simoco International Ltd
Publication of GB9929053D0 publication Critical patent/GB9929053D0/en
Publication of GB2344726A publication Critical patent/GB2344726A/en
Application granted granted Critical
Publication of GB2344726B publication Critical patent/GB2344726B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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 Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9929053A 1998-12-08 1999-12-08 Radio communication system Expired - Fee Related GB2344726B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9826986.3A GB9826986D0 (en) 1998-12-08 1998-12-08 Radio communication system

Publications (3)

Publication Number Publication Date
GB9929053D0 GB9929053D0 (en) 2000-02-02
GB2344726A GB2344726A (en) 2000-06-14
GB2344726B true GB2344726B (en) 2001-07-18

Family

ID=10843848

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9826986.3A Ceased GB9826986D0 (en) 1998-12-08 1998-12-08 Radio communication system
GB9929053A Expired - Fee Related GB2344726B (en) 1998-12-08 1999-12-08 Radio communication system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9826986.3A Ceased GB9826986D0 (en) 1998-12-08 1998-12-08 Radio communication system

Country Status (3)

Country Link
AU (1) AU1667700A (en)
GB (2) GB9826986D0 (en)
WO (1) WO2000035231A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6351653B1 (en) * 2000-06-15 2002-02-26 Motorola, Inc. Cellular telephone with simultaneous radio and cellular communications
US20030078066A1 (en) * 2001-10-23 2003-04-24 Mark Maggenti System and method for approximating half duplex wireless dispatch system
DE602004030055D1 (en) 2004-02-27 2010-12-23 Research In Motion Ltd Method and system for signaling transmission channel requirements for half duplex communication systems
US7933620B2 (en) 2004-02-27 2011-04-26 Research In Motion Limited Transmit channel request messaging for half-duplex voice communications systems
US7230930B2 (en) * 2004-03-23 2007-06-12 Motorola, Inc. Mode shifting communications system and method
GB2416273A (en) * 2004-07-14 2006-01-18 Motorola Inc Simultaneous call processing for two calls transmitting on the same communication channel
DE102005011177A1 (en) * 2005-03-09 2006-09-14 Vodafone Holding Gmbh Method and system for optimizing the capacity of a mobile radio network
CN101079720A (en) * 2006-05-26 2007-11-28 摩托罗拉公司 Method and system for launching telephone conference

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506837A (en) * 1993-02-11 1996-04-09 U.S. Philips Corporation Cellular radio communication system which is selectively convertible into a trunked radio communication system for group calls
WO1997050266A2 (en) * 1996-06-26 1997-12-31 Qualcomm Incorporated Method and apparatus for monitoring link activity to prevent system deadlock in a dispatch system
WO1999022466A1 (en) * 1997-10-27 1999-05-06 Motorola Inc. Method and apparatus for a talkgroup call in a wireless cdma system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506837A (en) * 1993-02-11 1996-04-09 U.S. Philips Corporation Cellular radio communication system which is selectively convertible into a trunked radio communication system for group calls
WO1997050266A2 (en) * 1996-06-26 1997-12-31 Qualcomm Incorporated Method and apparatus for monitoring link activity to prevent system deadlock in a dispatch system
WO1999022466A1 (en) * 1997-10-27 1999-05-06 Motorola Inc. Method and apparatus for a talkgroup call in a wireless cdma system

Also Published As

Publication number Publication date
GB9826986D0 (en) 1999-02-03
WO2000035231A1 (en) 2000-06-15
AU1667700A (en) 2000-06-26
GB2344726A (en) 2000-06-14
GB9929053D0 (en) 2000-02-02

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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)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20071208