Patents
Patents for H04W 24 - Supervisory, monitoring or testing arrangements (50,951)
10/1993
10/21/1993CA2093845A1 Channel compression and dynamic repartitioning for dual mode cellular radio
10/14/1993WO1993020524A1 Fault tolerant change distribution method in a distributed database system
10/14/1993DE4213783C1 Radio communication network measuring data with fault detection - detects communication path failure to switch to alternate communication path configuration or radio frequency
10/05/1993US5251249 Method of upgrading a cellular network
09/1993
09/29/1993EP0530199A4 A method and apparatus for automatically executing system reconfigurations
09/15/1993EP0560075A1 Mobile testing equipment for GSM radio telephones
09/14/1993US5245610 Digital radio mobile frequency supervision
09/06/1993WO1993018596A1 Apparatus and method for reducing power consumption in a mobile communications receiver
09/01/1993EP0558465A2 Arrangement in mobile telecommunication systems for providing for an improved hand-over function
08/1993
08/25/1993EP0556575A1 Person location system
08/22/1993CA2088734A1 Mobile test set for a mobile-radio system
08/19/1993WO1993016567A1 Method and apparatus for optimum channel assignment
08/19/1993WO1993016534A1 Frequency sharing in multiple radiotelephone systems
08/19/1993CA2127270A1 Method and apparatus for optimum channel assignment
08/18/1993CN1075389A Method and apparatus for optimum channel assignment
08/11/1993CN1075237A Frequency sharing in multiple readiotelephone systems
08/07/1993WO1993016532A1 Distributed supervisory control and data acquisition system
08/07/1993CA2129431A1 Distributed supervisory control and data acquisition system
08/05/1993WO1993015569A1 Automatic cellular telephone control system
08/04/1993EP0553152A1 System monitoring
07/1993
07/07/1993EP0550394A2 A mobile telecommunication system having an auxiliary routing arrangement
07/06/1993US5226045 Method and apparatus for autonomous selective routing during radio access in TDMA portable radio systems
06/1993
06/02/1993EP0544635A2 A method and arrangement for performance monitoring in a telecommunication network
05/1993
05/18/1993CA2025264C Method and system for testing mobile communication system
05/12/1993WO1993010601A1 Method and apparatus for reducing interference in a radio communication link of a cellular communication system
05/12/1993EP0540718A1 Reconfiguration of a cellular communications network
05/11/1993CA1317658C Individual subchannel loopback in the pcm interfaces of a digital telephone exchange with control of the outbound path
04/1993
04/15/1993WO1993007725A1 Method for radio channel allocation
04/14/1993EP0536544A2 Portable telephone system
04/13/1993US5203012 Method and apparatus for optimum channel assignment
04/07/1993EP0535838A2 Digital audio interface in a GSM device
03/1993
03/17/1993EP0531338A1 Radio test loop for a radio transceiver.
03/17/1993EP0531332A1 Radio test loop for a radio transceiver.
03/10/1993EP0530339A1 Method for identifying a supervising signal at a base station of a mobile telephone system.
03/10/1993EP0530199A1 A method for automatically executing system reconfigurations
02/1993
02/24/1993EP0504148A4 Two-way communication system
02/18/1993WO1993003584A1 A method and system for handling improper registrations
02/16/1993US5187808 Repeater site failure detector in communication system
01/1993
01/28/1993DE4124617A1 Simulator for air control point of radio telephone - has signal paths from stationary station to mobile station, and vice=versa
01/27/1993CN1068455A Base sute with remote calibration capability
01/07/1993WO1993000754A1 Base site with remote calibration capability
01/07/1993CA2109920A1 Base site with remote calibration capability
12/1992
12/08/1992US5170413 Control strategy for reuse system assignments and handoff
11/1992
11/26/1992WO1992021183A1 Digital radio mobile frequency supervision
11/26/1992WO1992021182A1 Reconfiguration of a cellular communications network
11/19/1992EP0513250A1 Base station for a radio system.
11/12/1992DE4215422A1 Rueckfuehrungseinrichtung fuer ein diagnose-untersystem fuer eine entfernte basisstation Rueckfuehrungseinrichtung for a diagnosis-under system for a remote base station
10/1992
10/21/1992EP0509072A1 A base station for a radio system.
10/03/1992CA2064646A1 Automatic number assignment module selection for mobile telephone
10/01/1992WO1992017005A1 Method for identifying a supervising signal at a base station of a mobile telephone system
09/1992
09/23/1992EP0504148A1 Two-way communication system
09/22/1992US5150361 Battery powered communication device
09/09/1992EP0502542A2 Mobile communication system
09/08/1992US5146486 Cellular network data transmission system
08/1992
08/23/1992WO1992015164A1 Variable bandwidth cdma radio system
08/18/1992CA1306501C Monitoring system for radio communication apparatus
08/05/1992EP0496810A1 Method and device in a digital communication network.
07/1992
07/28/1992US5134643 Method and system for testing mobile communication systems
07/07/1992US5128959 Variable bandwidth CDMA radio system
06/1992
06/23/1992US5125021 Cellular network data transmission system
06/16/1992US5123111 Cellular radiotelephone system, a method of protecting the data base of a visitor location register against saturation
05/1992
05/14/1992WO1992008299A1 A base station for a radio system
04/1992
04/30/1992WO1992007429A1 System monitoring
04/28/1992CA1299781C Reuse groups for scan monitoring in digital cellular systems
04/07/1992US5103445 Method of adapting a mobile radio communication system to traffic and performance requirements
03/1992
03/18/1992EP0474838A1 Base station transceiver diagnostics equipment.
03/17/1992US5097499 Autonomous registration overload control for cellular mobile radio systems
03/10/1992US5095500 Cellular radiotelephone diagnostic system
03/03/1992US5093927 Two-way communication system
02/1992
02/26/1992EP0472349A2 Autonomous registration overload control for cellular mobile radio systems
02/04/1992US5086506 Radio trunking fault detection system with power output monitoring and on-air monitoring
01/1992
01/29/1992EP0468790A2 Portable transceiver and electronic serial number transfer system therefor
01/29/1992EP0468569A2 A method of operating a communications system, a communications system and a secondary station for use in the system
12/1991
12/12/1991WO1991019366A1 Radio test loop for a radio transceiver
12/12/1991WO1991019365A1 Radio test loop for a radio transceiver
12/11/1991EP0460486A1 Method of centralized maintainance for a cordless telephone network
12/01/1991CA2043291A1 Centralized maintenance process for a wireless telephone network
10/1991
10/29/1991US5062069 Id.rom emulator for mca wireless apparatus
10/17/1991WO1991015904A1 Base station transceiver diagnostics equipment
10/15/1991US5058199 Inter-truncked radio systems bridge protocol
10/08/1991US5055851 Vehicle location system
10/01/1991CA2050898A1 Base station transceiver diagnostics equipment
09/1991
09/06/1991WO1991014278A1 A method and apparatus for automatically executing system reconfigurations
08/1991
08/22/1991WO1991012675A1 Base station for a radio system
08/14/1991DE4003820A1 Wireless digital telephone system base station emulator - initiates synchronisation for assigning time slots to subscriber station within frame pattern of signal using positive edges
07/1991
07/24/1991EP0438098A1 Method of protection against saturation of the visitor location register in a cellular radio telephone system
07/20/1991CA2034562A1 Method for protecting a cellular radiotelephone system against the saturation of the database of a visitor localisation recorder
07/09/1991US5031204 Interactive diagnostic system for cellular telephones
06/1991
06/25/1991US5027427 Monitoring system for radio communication apparatus
06/25/1991US5027383 Supervised, interactive alarm reporting system
06/12/1991EP0431956A2 Cellular radiotelephone diagnostic system
06/11/1991US5023900 Electromagnetic
05/1991
05/28/1991US5020144 Radio component replacement/programming device
05/02/1991WO1991006156A1 Two-way communication system
04/1991
04/20/1991WO1991006162A1 Method and device in a digital communication network
04/03/1991EP0420508A2 Logic controlled adjustment and compensation of signal levels and deviations in a radio telephone
03/1991
03/27/1991EP0418853A2 Method and system for testing mobile communication system
03/07/1991WO1991003111A1 A method of adapting a mobile radio communication system to traffic and performance requirements
03/06/1991EP0415898A1 A method of adapting a mobile radio communication system to traffic and performance requirements
03/05/1991US4998289 Signal integrity control technique for an RF communication system