Patents
Sitemap › H04 - Electric communication technique › H04W - Wireless communication networks › H04W 84 - Network topologies
Patents for H04W 84 - Network topologies (50,427)
06/1996
06/27/1996DE19513498C1 Electronic car key
06/25/1996US5530945 Infrastructure equipment in a wireless communication system serves different service providers
06/25/1996US5530916 Radio group call initiator identification storage and recall
06/25/1996US5530915 In a simulcast communication system
06/25/1996US5530914 Method for determining when a radio leaves a radio talk group
06/25/1996US5530913 Message delivery improvement for data communications system using single frequency reuse networks
06/25/1996US5530437 Method and apparatus for generating a simulcast response from a plurality of portable communication units
06/20/1996WO1996019065A2 Data transmission method
06/19/1996EP0717575A2 Radio communications system with remote base stations
06/18/1996US5528585 Modularly clustered radiotelephone system
06/13/1996WO1996018274A1 Communication system with mobile telephones and process for operating the same
06/13/1996DE19545767A1 Datenübertragungsverfahren Data transmission method
06/12/1996EP0716554A2 Coupling means for establishing a coupling between at least one telecommunication device and at least one transmitter/receiver device, and also a method for coupling at least one telecommunication device and at least one transmitter/receiver device
06/12/1996EP0716552A2 Information providing systems and portable electronic devices for use therewith
06/12/1996EP0715800A1 Method for allocating radio channels
06/12/1996EP0446318B1 Automatic equivalent temporary talkgroup assignment in a roaming trunking environment
06/12/1996CN1124559A Controlling a subscriber station on a direct mode channel
06/12/1996CN1124555A Call control in a telecommunication system
06/11/1996US5526402 Radio personal communications system and method for initiating communications between a base station and a cellular terminal
06/11/1996US5526401 Methods and apparatus for acknowledging a paging message via a cellular network control channel
06/11/1996US5526376 Intelligent repeater interface
06/11/1996CA2072719C 1 x n communication system for private branch exchange
06/06/1996WO1996017484A1 A radio telecommunication system
06/06/1996WO1996017483A1 Radiotelephone system for a limited group of users
06/06/1996WO1996017482A1 Telecommunication network
06/06/1996WO1996017453A2 A communication system, a private automatic branch exchange, and a line card
06/06/1996WO1996017448A1 Method for providing autonomous radio talk group configuration
06/06/1996CA2205595A1 Telecommunication network
06/06/1996CA2181833A1 Radiotelephone system for a limited group of users
06/05/1996CN1124075A A cellular/satellite communications system with improved frequency re-use
06/05/1996CN1123994A Moving communication system
06/04/1996US5524273 In a radio communications system
06/04/1996US5524045 Cordless telephone terminal controlling system
05/1996
05/30/1996WO1996016520A1 Wireless communication system with trunked signal voting
05/30/1996WO1996016519A1 Maintaining group data in a mobile communications system
05/30/1996WO1996016503A1 Wireless personal communication system
05/30/1996WO1996009732A3 A cordless telephony system, and a base station and a handset in such a system
05/30/1996DE4442410A1 Funksystem für eine geschlossene Benutzergruppe Radio system to a closed user group
05/29/1996CN1123507A Method and apparatus for providing increased access to a local communication network
05/28/1996US5521926 Method and apparatus for improved message reception at a fixed system receiver
05/23/1996WO1996015642A1 Dynamic channel allocation for sectorized radio access units of a mobile communication system
05/23/1996WO1996015641A1 Transmission power monitoring for a trunked radio system
05/23/1996WO1996015640A1 Single site, split location trunked radio communications system
05/23/1996WO1996015639A1 Establishing a group call in a mobile radio system
05/23/1996WO1996015638A1 Subscriber network element
05/23/1996DE4441262A1 Data exchange communications system
05/23/1996CA2205024A1 Subscriber network element
05/22/1996EP0712563A1 Method for call establishment
05/22/1996EP0712562A1 Method for reacting to disturbance in a mobile communication system
05/22/1996EP0712561A1 Local isdn radio transmission system
05/22/1996EP0712551A1 Universal mobile telecommunications system
05/21/1996US5519761 Airborne radiotelephone communications system
05/21/1996US5519718 Remote unit for use with remote pager
05/21/1996US5519691 Arrangement for and method of providing radio frequency access to a switching system
05/17/1996WO1996014717A1 Low cost acknowledge-back system for a pager using existing infrastructure
05/17/1996WO1996014716A1 Selective call system
05/15/1996CN1122557A Dual fixed/mobile communications system
05/14/1996US5517690 Adaptive cellular paging system with selectively activated cells
05/09/1996WO1996013948A1 Fixed subscriber loop radio communications apparatus and system
05/09/1996WO1996013911A1 Methods of demand-based adaptive channel reuse for telecommunication systems
05/08/1996EP0711089A2 Energy saving protocol for a communication system
05/08/1996EP0710417A1 Data messaging in a communications network
05/08/1996CN1122179A Communication method commonly using mobile communication terminal and communication system controller used therefor
05/08/1996CN1122092A A virtual cellular network and a communication method thereof
05/08/1996CN1122091A Communication system interconnecting telephone line and signgle-frequency simultaneous transmission/reception radio system
05/07/1996US5515509 Method and apparatus for implementing self-organization in a wireless local area network
05/07/1996US5515378 Spatial division multiple access wireless communication systems
05/07/1996CA2055459C Trunking method and apparatus for establishing communication in a two-way mobile radio system
05/02/1996WO1996013133A1 Process and device for operating a subscriber's instrument on a digital pbx
05/02/1996WO1996013116A1 Mobile telephone call handover and impersonation
05/02/1996DE4438072A1 Timing device for time determination and information transfer
05/02/1996DE4437378A1 Verfahren und Einrichtung zum Betrieb einer Teilnehmereinrichtung an einer digitalen Nebenstellenanlage Method and apparatus for operating a subscriber device to a digital PBX
05/01/1996EP0709983A1 Allocation method and apparatus for reusing network resources in a wireless communication system
04/1996
04/30/1996US5513381 Method for placing a communication group call in a multiple site trunked system
04/30/1996US5513248 Cordless telephone micro-cellular system
04/30/1996US5513241 Low cost acknowledge-back system for a pager using existing infrastructure
04/30/1996US5512885 Control of data communication in networks with closed user groups
04/30/1996US5512884 User requested communication resource allocation
04/25/1996WO1996012378A1 Systems and methods for selectively accepting telephone calls without establishing voice communications
04/25/1996WO1996012376A1 Establishing an expanded group call in a mobile communication system
04/24/1996CN1121299A Radio communication apparatus having a plurality of identification codes
04/23/1996US5511232 Method for providing autonomous radio talk group configuration
04/18/1996WO1996011557A1 Mobile telecommunications system
04/18/1996WO1996011555A1 Rf site communications link
04/18/1996WO1996011554A1 Establishing a telecommunications connection in a mobile communication system
04/18/1996CA2202365A1 Rf site communications link
04/17/1996EP0707429A1 Electronic exchange system for portable stations
04/16/1996US5508688 Selective pager receiver
04/11/1996WO1996010869A1 Method for providing caller interrupt in a time division multiplexed wireless communication system
04/11/1996WO1996010834A1 Multi-beam satellite-based messaging system
04/11/1996CA2201382A1 Multi-beam satellite-based messaging system
04/10/1996EP0706296A2 System for automatically completing calls to mobile telephone subscribers
04/09/1996US5507034 Channel selection in a cellular communication system
04/09/1996US5506887 Personal communications service using wireline/wireless integration
04/09/1996US5506886 In a paging system
04/09/1996US5506869 Methods and apparatus for estimating carrier-to-interference ratios at cellular radio base stations
04/09/1996US5506837 Cellular radio communication system which is selectively convertible into a trunked radio communication system for group calls
04/04/1996WO1996010306A1 Robust frequency management and acquisition in a wireless local area network that uses frequency-hopping radios
04/03/1996EP0704140A1 Telecommunications system
04/03/1996CN1119901A A method for assigning speech items in group calls
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