Patents for H04W 84 - Network topologies (50,427) |
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05/13/1993 | WO1993009629A1 Method and apparatus for reserving a communication path in a telepoint communications system |
05/12/1993 | WO1993010601A1 Method and apparatus for reducing interference in a radio communication link of a cellular communication system |
05/11/1993 | US5210746 Communication system network having communication system fallback operation |
05/04/1993 | US5208851 Method for controlling allocation of a communication link |
05/01/1993 | WO1991008621A1 Satellite based global paging system |
04/28/1993 | EP0538635A2 Microcellular mobile communication system |
04/28/1993 | EP0538406A1 Paging system |
04/27/1993 | US5206863 Processor-to-processor communications protocol for a public service trunking system |
04/27/1993 | CA1316986C Method and arrangement for channel monitor and control |
04/15/1993 | WO1993007723A1 Method for realising a group call in a digital radio network |
04/15/1993 | WO1993007704A1 Cordless telephone system with inbound calling |
04/15/1993 | WO1993007691A1 A radio frequency local area network |
04/15/1993 | WO1993007685A1 Call control method for a radio system |
04/15/1993 | CA2120520A1 A radio frequency local area network |
04/14/1993 | EP0536864A2 Method and system network for providing an area with limited bandwidth bi-directional burst personal telecommunications |
04/14/1993 | EP0536544A2 Portable telephone system |
04/14/1993 | EP0536539A2 Paging network for transmission of subscriber related paging signals and method for use |
04/13/1993 | US5203017 Method and apparatus for establishing wireless communication with multiple customer stations |
04/13/1993 | US5203011 Method and apparatus for establishing voice and tone signalling communication in a trunked system |
04/13/1993 | US5202912 Method and apparatus for providing telepoint to telepoint calling between pager equipped handsets |
04/13/1993 | CA2005638C Communication system with squelch control |
04/09/1993 | CA2080041A1 Method and system network for providing an area with limited bandwidth bi-directional burst personal telecommunications |
04/06/1993 | US5200954 Communication link between multisite RF trunked network and an intelligent dispatcher console |
04/01/1993 | WO1993006669A1 Digital telephone, cable tv system and local exchange bypass network |
04/01/1993 | CA2118911A1 Digital telephone, cable tv system and local exchange bypass network |
03/31/1993 | EP0534716A2 Cellular mobile telephone exchange system |
03/24/1993 | EP0533510A2 Cordless key telephone system with multiple tenant facility |
03/24/1993 | EP0533509A2 Cordless key telephone system for repeating attempts to alert stations located in interference-affected zones |
03/24/1993 | EP0532726A1 Switching arrangement for public switched telephone and public radio mobile networks |
03/23/1993 | CA1314939C Dynamic regrouping for trunked radio systems |
03/18/1993 | WO1993005604A1 Method and apparatus for providing telepoint to telepoint calling between pager equipped handsets |
03/18/1993 | WO1993005586A1 Radio-paging-link-system with only one radio channel |
03/16/1993 | US5195183 Data communication system with communicating and recharging docking apparatus for hand-held data terminal |
03/16/1993 | US5195127 Radio telephone system and its control method |
03/10/1993 | EP0530199A1 A method for automatically executing system reconfigurations |
03/09/1993 | US5193101 On-site system frequency sharing with trunking systems using spread spectrum |
03/03/1993 | EP0529359A2 Private branch exchange with integrated mobile application |
03/03/1993 | CN1069609A Selective call receiver procided with backup device received information |
03/03/1993 | CN1069607A Digital communication network using radio links |
03/02/1993 | US5191607 Ring tone muting with disable |
02/24/1993 | EP0528522A2 Digital communication network using radio links |
02/24/1993 | EP0504148A4 Two-way communication system |
02/24/1993 | EP0476127A4 Integrated cellular communications system |
02/24/1993 | EP0474675A4 Method of establishing communication between independent communication systems |
02/23/1993 | US5189670 Data packet transmission system accommodating different substation response times |
02/23/1993 | US5189413 Scanning receiver with manual override of frequency scanning routine |
02/23/1993 | US5189411 Radio signal data transmission synchronization |
02/23/1993 | CA1313899C Method of and apparatus for acknowledging and answering a paging signal |
02/18/1993 | WO1993003553A1 Single channel remote site trunking |
02/16/1993 | US5187805 Telemetry, tracking and control for satellite cellular communication systems |
02/16/1993 | US5187470 Paging system with local channel lists |
02/09/1993 | US5185604 Message indicating icon mechanism |
02/03/1993 | CN1068690A Manifold antenna structure for reducing reuse factors |
01/27/1993 | EP0524200A1 Circuit arrangement for telecommunication switching networks, preferably telephone switching networks, consisting of exchanges. |
01/26/1993 | CA1313246C Concentrator system with polling-response means for detecting failures to stop tariff charges on locally established intraoffice calls |
01/21/1993 | WO1993001689A1 Method for carrying out a location updating from a mobile cellular radiophone system to another cellular radiophone system |
01/13/1993 | EP0522295A2 Management connecting device for mobile radio telephone |
01/12/1993 | US5179721 Method for inter operation of a cellular communication system and a trunking communication system |
01/12/1993 | US5179720 Method and apparatus for extended coverage of a trunked radio communications system |
01/12/1993 | US5179374 Communication network prioritization system for mobile unit |
01/12/1993 | US5179373 Information network |
12/29/1992 | US5175866 Fail-soft architecture for public trunking system |
12/29/1992 | US5175727 Communication system network interconnecting a plurality of communication systems |
12/23/1992 | EP0462982A4 Paging system with improved acknowledge-back capabilities |
12/22/1992 | US5173933 Interface between mobile telecommunication stations and trunks that link to communication carriers |
12/15/1992 | CA1311526C High speed data interface for land mobile communication system |
12/10/1992 | WO1992022156A1 Spread spectrum wireless telephone system |
12/09/1992 | EP0516651A1 Method and system for establishing link with wireless telephone |
12/09/1992 | EP0231259B1 Nationwide radio paging system |
12/09/1992 | CN1019441B Method of and apparatus for acknowledging and partially answering paging signal |
12/08/1992 | US5170488 Method of switching speech path in radiotelephone system |
12/02/1992 | EP0515512A1 Trunking method and apparatus for establishing communication in a two-way mobile radio system |
12/02/1992 | EP0504151A4 Satellite signalling system having a signal beam with a variable beam area |
12/02/1992 | EP0464142A4 Paging terminal apparatus with user selectable page forwarding capability and methodology therefor |
12/01/1992 | US5168575 Demand driven wide-area radio system resource assignment method and apparatus |
12/01/1992 | US5168271 Paging and time keeping system with transmission of time slot identification used for synchronization |
11/26/1992 | WO1992021195A1 Dual mode transmitter and receiver |
11/26/1992 | WO1992017986A3 Switching arrangement for public switched telephone and public radio mobile networks |
11/24/1992 | US5166973 In a telephone system |
11/21/1992 | WO1992021215A1 Cell-type telephone system with extended cell |
11/21/1992 | CA2087542A1 Cell-type telephone system with extended cell |
11/14/1992 | CA2102914A1 Dual mode transmitter and receiver |
11/11/1992 | EP0512787A2 Automatic communications device disablement |
11/11/1992 | EP0512786A2 Integration of wireless paging in a communication system |
11/11/1992 | CA2063359A1 Automatic communications device disablement |
11/10/1992 | US5162790 Multiple transmitter paging system |
11/10/1992 | CA1310097C Channel changing system |
11/10/1992 | CA1310068C System for cooperatively reassigning duties in a multiple controller environment |
10/29/1992 | WO1992019059A1 Wireless coupling of devices to wired network |
10/28/1992 | EP0510630A2 Mobile radio communication system |
10/28/1992 | EP0446318A4 Automatic equivalent temporary talkgroup assignment in a roaming trunking environment |
10/27/1992 | US5159713 Watch pager and wrist antenna |
10/27/1992 | US5159701 Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system |
10/27/1992 | US5159695 Communication system to communication system communication system |
10/27/1992 | US5159625 Method of selecting the cellular system with which a cellular mobile radiotelephone communicates |
10/27/1992 | CA1309480C Packet-switched cellular telephone system |
10/27/1992 | CA1309465C Rf channel expansion in a trunked radio communications system |
10/21/1992 | EP0509510A2 Radio communication adapter connected to mobile station and mobile communication system using the radio communication adapter |
10/21/1992 | CN1018789B Communication system having packet structure field |
10/20/1992 | US5157660 Communication system including portable terminals and fixed terminals |