Patents
Patents for H04W 4 - Services or facilities specially adapted for wireless communication networks (113,132)
05/1994
05/26/1994WO1994011959A1 An apparatus and method for detecting potentially fraudulent telecommunication activity
05/26/1994CA2442424A1 Mobile two-way communication system
05/25/1994EP0573594A4 Cordless telephone system having remote message centers
05/24/1994US5315636 Personal telecommunications system
05/18/1994EP0597638A1 Radio telecommunication systems and methods
05/17/1994US5313653 Method for a communication unit to maintain a data base of system services
05/17/1994US5313515 Call completion system with message writing indication upon registration of mobile with basestation
05/11/1994WO1994010814A1 Method of managing supplementary service procedures in gsm/vlr towards hlr
05/11/1994WO1994010813A1 Receiving subscriber data from hlr in gsm msc/vlr
05/11/1994CA2126853A1 Receiving subscriber data from hlr in gsm msc/vlr
05/11/1994CA2126852A1 Method of managing supplementary service procedures in gsm/vlr towards hlr
05/01/1994CA2104188A1 Wireless personalized communications system
04/1994
04/28/1994WO1994009599A1 Method for transmitting short messages in a radio system
04/27/1994WO1994010791A1 Method of delivering paging messages using voice mail
04/26/1994US5307399 Paging system that allows caller/subscriber interconnection
04/20/1994EP0592493A1 Personal communication system providing supplemental information mode
04/19/1994US5305467 Local area network for flexible digital communications within and between RF base stations
04/14/1994WO1994008403A1 Selective call receiver capable of requesting information from a communication system and method therefor
04/12/1994US5303297 Dynamic pricing method and apparatus for communication systems
04/06/1994CN1085036A Personal number communications system
04/05/1994US5301223 Cellular telephone system with remote programming, voice responsive registration and real time billing
03/1994
03/31/1994WO1994007338A1 A method for starting a short message transmission
03/30/1994EP0589757A1 Telecommunications installation with secured downloading of prepayment means and method for the download
03/29/1994US5299132 Vehicle locating and communicating method and apparatus using cellular telephone network
03/22/1994US5297189 Wireless telephone service subscription data user access method
03/22/1994US5297183 Speech recognition system for electronic switches in a cellular telephone or personal communication network
03/17/1994WO1994006236A2 Personal number communications system
03/16/1994EP0586655A1 Communication system with call charge information stored in handset
03/15/1994US5295180 Cellular telephone zone system
03/03/1994WO1994005126A1 Mobile telephone system
03/03/1994WO1994005124A1 Short message processing in a mobile exchange
03/02/1994EP0584904A2 A system and method for radio disconnect and channel access for digitised speech trunked radio systems
03/01/1994US5291543 Cellular telephone real time account administration system
02/1994
02/16/1994EP0583018A2 Transmission trunked radio system with independent resource assignment
02/16/1994EP0583017A2 Transmission trunked radio system with voice buffering and off-line dialling
02/16/1994CN1082271A Intelligent repeater for trunked communications
02/15/1994US5287551 Radio communication apparatus and method for voice channel busy call back
02/15/1994US5287354 Data protocol and monitoring system for RF trunking multisite switch global serial channel
02/09/1994CN1081802A Mobile cordless telephone systems
02/08/1994CA2022796C Mobile telephone system having message recording mode of operation during failures
02/02/1994CN1081548A Communications system with call charge information stored in handset
01/1994
01/26/1994EP0579725A1 User features for next generation cordless telephone networks
01/20/1994WO1994001976A1 Mobile cordless telephone systems
01/19/1994EP0578701A1 Article sorting system
01/06/1994WO1994000920A1 Intelligent repeater for trunked communications
01/05/1994EP0576552A1 Mobile telephone, system and method
01/04/1994USRE34496 Apparatus and method for a cellular freeway emergency telephone service
12/1993
12/28/1993US5274802 Method for restoring lost databases by comparing existing database and generic database, and generating cellular switch commands to update the generic database
12/28/1993US5274699 Method for providing caller identification to a call recipient
12/28/1993US5274630 Communication system network that includes a method for maintaining a system data database
12/23/1993WO1993026131A1 Method and arrangement for processing short messages in a cellular network
12/22/1993EP0574455A1 Radio capable of automatic system selection in emergency situations
12/15/1993EP0573594A1 Cordless telephone system having remote message centers
12/14/1993CA2034600C Method of processing cellular telephone call detail data for billing multi-line customers for cellular telephone services
12/01/1993CN1079090A A person paging method
11/1993
11/24/1993EP0571029A2 Mobile radio system with group call handover
11/23/1993US5265093 Hardware interface and protocol for a mobile radio transceiver
11/17/1993CN1078589A A method of supporting communication
11/10/1993EP0568824A2 System for marking zones in a cellular service area
11/10/1993CN1078339A Third party charge
11/09/1993US5261117 Method to allow a radio transceiver to automatically select from amongst multiple radio systems
10/1993
10/28/1993WO1993021721A1 Speech recognition system for electronic switches in a cellular telephone or personal communications network
10/09/1993CA2083791A1 Cellular telephone zone system
09/1993
09/29/1993WO1993020644A1 Communication system with call charge information stored in handset
09/28/1993US5249304 Access and control system for a digital queued repeater
09/16/1993WO1993018624A1 Paging system that allows caller/subscriber interconnection
09/16/1993WO1993018606A1 Personal communications service using wireline/wireless integration
09/16/1993CA2117640A1 Paging system that allows caller/subscriber interconnection
09/07/1993CA2062880A1 Paging system that allows caller/subscriber interconnection
09/02/1993WO1993017516A1 Third party charge
09/02/1993CA2130470A1 Third party charge
08/1993
08/31/1993US5241537 Conventional base station interface architecture for RF trunking multisite switch
08/24/1993US5239674 Method for transferring private data transmissions from a trunking communication system to a cellular communication
08/24/1993US5239538 Controller architecture for rf trunking distributed multisite switch
08/19/1993WO1993016564A1 A person paging method
08/19/1993CA2129544A1 A person paging method
08/18/1993WO1993016546A1 Method and system for supporting communication
08/18/1993EP0556012A2 Migration communication control device
08/18/1993EP0555441A1 Method for setting up a group call in a cellular radio system.
08/10/1993US5235633 Cellular telephone system that uses position of a mobile unit to make call management decisions
07/1993
07/31/1993CA2081008A1 Method for receiving a communication after initiating a ptt
07/14/1993EP0550618A1 Cordless telephone with internal debit and credit memory
07/13/1993US5227775 Method and arrangement for channel monitor and control
07/08/1993WO1993013618A1 Cellular telephone system that uses position of a mobile unit to make call management decisions
06/1993
06/24/1993WO1993012606A1 Real-time information system for cellular telephones
06/24/1993WO1993012597A1 Spread-spectrum data publishing system
06/22/1993US5222123 Registration and automatic call redirecting for cordless telephone systems
06/20/1993WO1993012583A1 Radio transceiver having fixed calling capacity
06/20/1993CA2103662A1 Radio transceiver having fixed calling capacity
06/16/1993EP0546467A2 Communication system
06/15/1993US5220593 Cellular radiotelephone credit card paystation method
06/01/1993US5216703 Piggy-back number and routing isolation for cellular telephone switches
05/1993
05/27/1993WO1993010618A1 Mobile telephone system for receiving and storing alpha-numeric information
05/26/1993EP0542963A1 Method for establishing an inbound call to the mobile telephone in a cellular mobile telephone network.
05/25/1993US5214789 Radio channel allocation based on location of mobile users
05/19/1993CN1020838C Access network for cordless telephone service
05/18/1993US5212832 Method and apparatus for operator messaging using voice channel signalling
05/18/1993US5212724 Processor-to-processor communications protocol for a public service trunking system
05/18/1993US5212722 Hands-free telephone having a handset volume attenuator for controlling speaker volume in a hands-free adaptor
05/18/1993US5212714 High speed data interface for land mobile communication system