Patents
Sitemap › H04 - Electric communication technique › H04W - Wireless communication networks › H04W 84 - Network topologies
Patents for H04W 84 - Network topologies (50,427)
08/1995
08/22/1995US5444438 Method and apparatus for remote memory management in an acknowledge-back selective call communication system
08/22/1995CA2053597C Satellite communications system
08/17/1995WO1995022232A1 Receiver
08/16/1995EP0667725A2 Method for registrering direct mode mobile stations in a trunking communications system
08/16/1995EP0667092A1 Channel selection in a cellular communication system
08/16/1995EP0667078A1 Process for combining transmitter-receiver pairs of a cordless communications system to form a communicating unit.
08/16/1995EP0667077A1 Process for managing a multitude of mobile stations that are registered in a base station in a cordless communications system
08/15/1995US5442806 Preferred carrier selection method for selecting any available cellular carrier frequency when neither home nor preferred cellular carrier frequencies are available
08/15/1995US5442684 Method and arrangement of locating cordless units in wide area cordless telephone system
08/15/1995US5442634 Resource allocation to non-critical users
08/10/1995WO1995021508A1 Process for transmitting data in packets in a mobile radio system
08/09/1995EP0666010A1 Interactive nationwide data service communication system for stationary and mobile battery operated subscriber units
08/08/1995US5440759 Modular networking switch system for a distributive wide area transmission trunked communication system
08/08/1995US5440613 Architecture for a cellular wireless telecommunication system
08/03/1995WO1995020864A1 Arrangement in a telecommunications system
08/03/1995DE4402903A1 Verfahren zur paketweisen Datenübertragung in einem Mobilfunknetz A method for packet-wise data transmission in a cellular network
08/01/1995US5438608 Mobile radio communication system having base stations and radio terminals each having tenant identification data storage for storing tenant ID data
08/01/1995US5438326 Method and apparatus in a radio paging system for updating paging statistics from a paging base station
07/1995
07/27/1995WO1995020298A1 Method for transmitting tariff data to a subscriber unit
07/25/1995US5437059 Radio transmitting system having back-up radio receiver operable in response to failure of main feed line
07/20/1995WO1995019686A1 Monitoring of the operation of a subscriber unit
07/20/1995WO1995015064A3 Low-power frequency-hopped spread spectrum acknowledgement paging system
07/19/1995EP0663737A2 Mobile to mobile radio communicationssystem
07/18/1995US5434905 Digital cordless telephone set operated under burst synchronization
07/18/1995US5434856 Method for monitoring communication talkgroups
07/13/1995WO1995019078A1 A cellular/satellite communications system with improved frequency re-use
07/13/1995CA2157182A1 A cellular/satellite communications system with improved frequency re-use
07/05/1995EP0661895A1 Switching arrangement for handling wireless and wired terminals
07/04/1995US5430759 Low-power frequency-hopped spread spectrum reverse paging system
06/1995
06/28/1995EP0660624A1 Wide area paging system having automatic service area log-in
06/28/1995EP0659327A1 Best server selection in layered cellular radio systems
06/27/1995US5428823 Method for a communication unit to access and utilize information from an allocator
06/27/1995US5428818 Method and apparatus for reducing interference in a radio communication link of a cellular communication system
06/27/1995US5428668 Radio personal communications system and method for allocating frequencies for communications between a cellular terminal and a base station
06/27/1995US5428666 Automatic number assignment module selection for mobile telephone
06/21/1995EP0658294A1 Pcm link fault detection and lost block handling
06/21/1995EP0398934B1 Acknowledge back pager with frequency control apparatus
06/21/1995CN1104008A Cellular system having reduced co-channel interference
06/21/1995CA2138204A1 Wide area paging system having automatic service area log-in
06/14/1995EP0364447B1 Improved signalling method for establishing trunked communication
06/14/1995EP0360803B1 Portable communications receiver with separate information presentation means
06/13/1995US5425031 Mobile radio communication system
06/13/1995US5425030 On-site system frequency sharing with trunking system
06/13/1995US5424864 Microcellular mobile communication system
06/08/1995WO1995015666A1 Method for controlling a subscriber station in a radio system
06/08/1995WO1995015664A1 A wireless local loop operation
06/08/1995DE4442431A1 Funkrufsystem Paging system
06/08/1995DE4428843A1 Fernmeldesystem zur Übertragung von analogen oder digitalen Nachrichten Telecommunications system for transmission of analogue or digital communications
06/08/1995CA2153249A1 Method and apparatus for wireless local loop operation
06/07/1995EP0656732A1 A method and a network for transmitting local and global radio calls
06/07/1995EP0656168A1 Method for call establishment
06/07/1995EP0656167A1 Method for call establishment
06/06/1995US5423069 Method of allocating carrier frequencies for transmission within a transmission network, in particular in tactical network
06/06/1995US5423061 Method for providing dispatch services to communication groups and multiple communication groups
06/06/1995US5423056 Adaptive cellular paging system
06/06/1995US5423055 Trunked communication system with automatic repeater talk-around
06/06/1995US5422816 Portable personal navigation tracking system
06/01/1995WO1995015064A2 Low-power frequency-hopped spread spectrum acknowledgement paging system
06/01/1995WO1995014936A1 Direction finding and mobile location system for trunked mobile radio systems
06/01/1995WO1995014935A1 Multi-path resistant frequency-hopped spread spectrum mobile location system
05/1995
05/31/1995EP0655871A1 Method and apparatus for management of automatically initiated communication
05/31/1995EP0655180A1 Digital simulcast transmission system
05/31/1995EP0466843B1 Satellite communications system
05/31/1995CA2131349A1 Connection of mobile devices to heterogenous networks
05/30/1995US5421030 Communications system and method for bi-directional communications between an upstream control facility and downstream user terminals
05/30/1995US5420909 Method for allocating telephone and communication resources
05/30/1995US5420577 Method for providing communication between a distribution panel and console interface units
05/30/1995US5420574 Channel allocation mechanism
05/27/1995CA2134395A1 Method and apparatus for management of automatically initiated communication
05/26/1995WO1995014275A1 Portable apparatus for providing multiple integrated communication media
05/24/1995EP0654202A1 A method and apparatus of dynamically adjusting a maximum number of users on a physical channel
05/23/1995US5418840 Device and method for telephone interconnections for a communications network with independent stations
05/23/1995US5418838 Communications system, switching exchange and line card
05/18/1995WO1995009511A3 Radiotelephone system for groups of remote subscribers
05/17/1995EP0653894A2 A public multiplexed mobile telephone system for masstransit applications
05/17/1995EP0653140A1 Subscriber services arrangement for mobile telecommunications system providing pabx access
05/17/1995EP0653138A1 A selective call system
05/17/1995EP0606396A4 A radio frequency local area network.
05/17/1995EP0358659B1 Subscriber unit for a trunked voice/data communication system
05/16/1995US5416827 Paging system with registration mode which interrupts the pager's standard operating protocol and is energized with a higher duty cycle
05/16/1995US5416770 Method and apparatus for establishing dispatch audio communication in a communication system
05/16/1995CA2039767C Radio communication apparatus
05/11/1995WO1995012957A1 Radio personal communications system
05/11/1995WO1995012956A1 A method for controlling a subscriber station in a mobile radio system
05/10/1995EP0398926B1 Frequency division multiplexed acknowledge back paging system
05/09/1995US5414750 Automated seamless cellular telephone network
05/04/1995WO1995012256A1 Method and apparatus for automatically controlling the routing of messages in a selective signaling system
05/03/1995EP0651586A2 Procedure for performing operations of supervision, maintenance and control in fixed cellular networks and means for carrying this out
05/03/1995EP0464142B1 Paging terminal apparatus with user selectable page forwarding capability and methodology therefor
05/02/1995US5412760 Circuit arrangment for switched networks consisting of exchanges, preferably telephone networks
04/1995
04/30/1995CA2134621A1 Procedure for performing operations of supervision, maintenance and control in fixed cellular networks and means for carrying this out
04/25/1995US5410752 Hybrid data communications system and method employing multiple sub-networks
04/20/1995WO1995010925A1 Distributed telecommunications switching system
04/13/1995WO1995010162A1 Apparatus for identifying a transmitter in a radio communication system
04/13/1995WO1995010152A1 Method and apparatus for supporting at least two communication services in a communication system
04/13/1995DE4334631A1 Mobile, linear radio network
04/12/1995CN1101490A Call control in a digital tdma radio system
04/06/1995WO1995009512A1 Radio system and a subscriber terminal for a radio system
04/06/1995WO1995009511A2 Radiotelephone system for groups of remote subscribers
04/06/1995WO1995009495A1 Selective diversity system
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