Patents for H04W 84 - Network topologies (50,427)
01/1998
01/13/1998US5708975 Method for reacting to disturbance in a mobile communication system
01/13/1998US5708971 Two-way paging system and apparatus
01/08/1998WO1998000992A2 Improvements in or relating to a method and apparatus for determining symbol timing in a wireless communications system, also using a reusable control channel, and reducing power
01/08/1998WO1998000990A2 Local mobility telephony system
01/08/1998WO1998000983A2 Method and apparatus for using duality and also a system for communicating digital information
01/08/1998CA2259654A1 Method and apparatus for using duality and also a system for communicating digital information
01/08/1998CA2259647A1 Improvements in or relating to a method and apparatus for determining symbol timing in a wireless communications system, also using a reusable control channel, and reducing power
01/07/1998EP0817514A2 Cellular radio system
01/07/1998EP0815697A1 Distributed radio telecommunications system
01/07/1998EP0815693A1 Communicating billing identification information for call delivery
01/07/1998EP0815692A2 A two-way paging system and apparatus
01/07/1998EP0815666A1 Method and apparatus for providing reminder messages in a communication system
01/07/1998EP0815654A1 Messaging system and method having roaming capability
01/07/1998EP0691058B1 Self-diagnostic system for cellular-transceiver systems
01/07/1998CN1169807A Data transmission method
01/02/1998DE19625367A1 Emergency call signalling method in trunked radio network
01/02/1998DE19625161A1 Verfahren zum Steuern des Aufbaus und der Nutzung von Übertragungswegen (Bearer) zwischen Funksende-/Funkempfangseinrichtungen in drahtlosen Telekommunikationssystemen, insbesondere in einem als lokale Nachrichtenübertragungsschleife in einem ISDN-System eingebundenen DECT-spezifischen RLL-WLL-System A method of controlling the structure and use of transmission lines (bearer) between radio transmitting / radio receiving devices in wireless telecommunication systems, especially in an included as a local message transmission loop in an ISDN system DECT-specific RLL WLL system
12/1997
12/31/1997WO1997050273A1 Process for controlling the establishment and operation of paths of transmission (bearers) in a wireless telecommunication system, in particular in a dect-specific rll/wll-system bound into an isdn-system as a local information transmission loop
12/31/1997WO1997050267A2 Method and apparatus for efficient system access in a dispatch system
12/31/1997WO1997050266A2 Method and apparatus for monitoring link activity to prevent system deadlock in a dispatch system
12/31/1997WO1997050262A2 System and method for interfacing a standard telephony device to a wireless communication system
12/31/1997WO1997050196A1 Radio calling system
12/31/1997WO1997046033A3 Method and system for transmitting messages in an answer-back paging system
12/31/1997WO1997044967A3 A dynamic radio backbone transmission system
12/31/1997WO1997044965A3 Process, device and terminal for expanding a unidirectional paging network to form a quasi-bidirectional paging network
12/31/1997CN1169233A System and method for selectively accepting telephone calls without establishing voice communications
12/30/1997US5703933 Method and arrangement for establishing a connection in a telecommunications system
12/30/1997US5703930 Personal mobile communication system with call bridging
12/30/1997US5703881 Multi-subscriber unit for radio communication system and method
12/30/1997US5703874 Broadband CDMA overlay system and method
12/29/1997EP0813774A1 A system and method of flexible fleet administration in a dispatching communication system
12/29/1997EP0813773A1 A subscriber unit for use in a multiple access communication system
12/29/1997EP0813771A1 A subscriber unit for use in a multiple access communication system
12/28/1997CA2209196A1 Cellular radio system
12/24/1997WO1997049257A1 An apparatus for and a method of testing and maintaining a communication device in a communication system
12/24/1997WO1997049195A1 Method for transmitting a pilot signal, and a cellular radio system
12/24/1997WO1997039535A3 Bandwidth management system for a remote repeater network
12/24/1997CN1168756A A radio telecommunication system
12/24/1997CN1168755A RF site communications link
12/24/1997CN1168613A Digital cordless telephone system
12/23/1997US5701580 Information providing systems and portable electronic devices
12/23/1997US5701328 Chirped spread spectrum positioning system
12/21/1997CA2187978A1 System and method for interfacing a standard telephony device to a wireless communication system
12/18/1997WO1997048248A2 Method and apparatus for accelerated response to a resource allocation request in dispatch trunked radio system
12/18/1997WO1997048080A2 Pager providing for origination of message communication
12/18/1997WO1997042777A3 Call set-up for fixed wireless communications system
12/18/1997DE19721127A1 Unidirectional paging network expansion method
12/17/1997EP0813347A2 Method and apparatus for screening a call in a wireless system
12/17/1997CN1168214A Radio system for cordless subscriber line interface
12/16/1997US5699354 In a digitally trunked radio frequency communications system
12/16/1997US5699353 Extended trunked RF communications systems networking
12/16/1997US5699053 Person paging method
12/11/1997WO1997047149A2 Method and apparatus of preserving power of a remote unit in a dispatch system
12/11/1997WO1997047112A2 Apparatus and method for reservation-based wireless-packet switched (atm) local area network
12/11/1997WO1997047095A1 System and method for providing useful information for a moving object
12/10/1997EP0812085A1 Mobile radio data communication system
12/10/1997EP0811277A1 Joint demodulation using spatial maximum likelihood
12/10/1997EP0530199B1 A method for automatically executing system reconfigurations
12/10/1997CN1167560A Radio system for cordless subscriber line interface
12/09/1997US5697058 Call set-up in a transmission trunking radio system
12/09/1997US5697053 Method of power control and cell site selection
12/09/1997US5696766 Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system
12/04/1997WO1997046033A2 Method and system for transmitting messages in an answer-back paging system
12/04/1997WO1997046032A1 Apparatus for upgrading of a one-way message transmission system
12/04/1997WO1997045994A1 Telephone system
12/03/1997EP0809915A1 Maintaining a group call in a mobile communications system
12/03/1997EP0809897A1 Picking up of mobile stations from a direct mode channel
12/03/1997EP0809892A1 Spread spectrum telecommunication system
12/03/1997CN1166907A Telecommunication network
12/03/1997CN1166765A Communication device and communication system
12/03/1997CN1166764A Transmission controller for transmitters in base station for mobile telecommunication system
12/02/1997US5694453 Method and apparatus for processing telephone calls and delivering information about the calls to a pager
12/02/1997US5694428 Transmitting circuitry for serial transmission of encoded information
11/1997
11/27/1997WO1997044967A2 A dynamic radio backbone transmission system
11/27/1997WO1997044966A1 Method for coupling of telecommunication terminals to a radio network termination
11/27/1997WO1997044965A2 Process, device and terminal for expanding a unidirectional paging network to form a quasi-bidirectional paging network
11/27/1997DE19720232A1 Call connection construction for data transmission system
11/27/1997DE19620198A1 Verfahren zum Ankoppeln von Telekommunikationsendgeräten an ein hybrides Telekommunikationssystem, insbesondere ein RNT-spezifisches Telekommunikationssystem A method for coupling of telecommunication terminals to a hybrid telecommunications system, in particular a RNT-specific telecommunication system
11/27/1997CA2255608A1 Method for coupling telecommunications terminal end points to a hybrid telecommunications system, in particular an rnt-specific telecommunications system
11/26/1997CN1166259A Dynamic channel allocation for sectorized radio access units of a mobile communication system
11/26/1997CN1166118A Radio access system for telematique service
11/26/1997CN1166117A Portable public telephone system
11/25/1997US5691982 Method for transferring data transmitted from base stations to a paging area controller in a personal paging network
11/25/1997US5691981 Method and apparatus for providing roaming instructions to data communication receivers
11/25/1997US5691709 Communication transceiver providing unscheduled acknowledge back responses and method therefor
11/20/1997WO1997043736A1 Computer system linked by using information in data objects
11/20/1997WO1997035449A3 Fixed wireless terminals in network management method and apparatus
11/20/1997DE19709503A1 Key processing method for portable DECT device
11/19/1997EP0807364A1 Method and apparatus for paging a concentrated subscriber system for wireless local loop
11/19/1997EP0807360A1 Concentrated subscriber system for wireless local loop
11/19/1997EP0807359A1 Network identification information placement architecture for messaging system having roaming capability
11/19/1997EP0807339A1 Personal communications via low-orbiting moving and geostationary satellites
11/19/1997CN1165467A Terminal equipment
11/18/1997US5689807 Paging method and apparatus
11/18/1997US5689805 Communication system and method providing minimum message transmission delay
11/18/1997US5689801 Power monitoring system for a single site, split location trunked radio communication system
11/18/1997US5689557 Redial apparatus and methods for processing symbols input by a user before and during a telephone call
11/18/1997US5689547 Network directory methods and systems for a cellular radiotelephone
11/13/1997WO1997042781A1 Method, device and telecommunication system for providing a consistent set of services to a roaming user
11/13/1997WO1997042779A1 Communication control circuitry and method for a group of commonly-moving mobile transceiver units