Matches 401 - 430 out of 430 < 1 2 3 4 5 6 7 8 9


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DE19728491A1 Capacity controlled operation method for mobile radio networks  
The method involves initiating the operation start of at least one temporarily operated fixed transceiver in dependence on threshold value measuring of the mobile radio network, or by a...
DE19720594C1 Instance number and symbolic name allocation method  
The method involves converting instance numbers and symbolic names in a mobile communication network. The network includes an operation and maintenance centre (OMC) and with a base station...
DE19806574A1 Character set size changing method for cellular telephone system  
The method involves recognising product size change, which is measured in the changed product. The size of the character set, linked to the product with changed size, is also measured. The size of...
DE19715216C1 Communications connection numbering method for mobile communications network  
The method involves numbering the communications connections of the mobile subscribers in a communications network (KN). This comprises at least the radio network arrangements (BS) for the...
DE19651334A1 Operating test device and method for performing an operation test for under test system  
The invention relates to an operational test device and a method of executing an operational test for a test system which can assume a number of operating states. A test case generator (TCG) is...
DE19651275A1 Communication system and method of testing a communication device  
The present invention concerns a communications system (KV) comprising a communications apparatus and a test apparatus (TV) for testing of the communications apparatus, as well as a method for...
DE19651244A1 Communication system and method of testing a communication device  
The present invention concerns a communications system comprising a communications apparatus (KV) and a test apparatus for testing of the communications apparatus, as well as a method for testing...
DE19708793C1 Traffic load generation method for mobile radio system testing  
The method involves using several mobile stations (M) which access a common bus (CAN) and communicate with a control computer (SR) in a parallel mode via the bus. The control computer monitors and...
DE19713441A1 Digital quadrature modulation signal parameter measuring apparatus  
The apparatus includes a converter (7) which receives the input digital quadrature modulation signal and outputs a complex baseband signal. A coarse estimation of the signal parameters is carried...
DE19608183A1 Method and apparatus for improving the utilization factor of telecommunications channels in locally concentrated, asynchronous, wireless Telekommunikatonssystemen  
To avoid complex synchronization for locally concentrated, asynchronous, wireless telecommunications systems, a free, not yet occupied FDMA frequency is occupied with priority in each...
DE19620164C1 Test device for mobile radio network call routing and call metering computation  
The test device includes a mobile subscriber's set (14) which is equipped with a wired communication interface (141), a multiplexer (12) for selective attention to a number of data modules, and a...
DE19647090A1 Measuring power loss through transmission signal leaking to adjacent channel  
The method involves measuring losses due to transmission signals leaking from a transmission channel to an adjacent channel. The transmission signal for the transmission channel is generated by a...
DE19632841A1 Mehrortfunksystem, base station and method of operating a radio system  
A decode and control unit 60 in a comparator 50 causes a switching circuit 70 to couple an output 75 to one or more of the traffic signals from base stations 10,20,30,40 in dependence on the...
DE19627215A1 Procedures for the establishment of a maintenance / repair system of a communication terminal using a radio system (pager system)  
In a maintenance/repair method for a communication terminal apparatus such as a facsimile system when a fault is identified in a part of the communication terminal apparatus, a previously...
DE19520418A1 Radio transmission protocol presentation arrangement for cordless telecommunication system  
The arrangement monitors and displays the transmission protocol between a base station (BS0) and at least one mobile unit (MT1,MT2,...,MTm). A mobile receiver (SMT) is provided for wireless...
DE19608498A1 Control interfacing method of radio communication system  
For operating an indication interface for controlling a radio system includes a number of radio system control tables are initially developed on the indicator interface of which each comprises a...
DE19614135A1 Device for checking insertion of I.C. card for vehicle  
The device consists of a reading installation (100) for automatic charging. It receives a memory card (401) and enters information into it, when the vehicle's engine is started. The installation...
DE19517393C1 Mobile communications system radio channel testing system  
The channel testing system uses a testing unit (TU) coupled to the mobile communications device (MTD) for providing test data (STDS), transmitted to the base station (BSD) via a useful information...
DE4447146A1 Data transmission method for mobile communications network  
The data transmission method is effected via respective modems (M1,..M3) contained in each of the network components (MSC,OMC,BC) and associated modem controls (MS1,..MS3), controlling the...
DE4442613A1 Mobile radio communications network quality monitoring system  
The system uses mobile measurement segments (QvM,QvH), with at least one network signal transmitter, a computer with external data storage units and a position measurement system, and stationary...
DE19508461A1 Communications connection detection system for mobile communications network  
The connection detection system uses a detection device (M,...), provided by a standard peripheral and/or a recording device (STR) for the transmitted information, inserted in the connection path...
DE4415565A1 Transmission of faulty messages caused e.g. by hard or soft ware failure  
The faulty messages (F) are supplied to a servicing and maintenance unit (OMCS, OMCB) of a servicing system (OMS). At least a part of the faulty messages is transmitted from the servicing etc....
DE4414500A1 Method for determining participants in a mobile radio network having an excessive traffic volume  
In a process for detecting excessive accounts that subscribers to a mobile radio network have to pay in other networks, the network transfer signalling traffic originating from the mobile radio...
DE4419040C1 Communication connection detection system for global satellite mobile communications network  
The connection detection system uses a detection device (M,...), provided by a standard peripheral and/or a recording device (STR) for the transmitted information, inserted in the connection path...
DE4330705A1 Mobile testing device  
A mobile testing device MSTS is proposed for testing fixed radio stations within a mobile radio system, in particular a GSM system. The mobile testing device contains transmission means and...
DE4324292C1 Method for determining a quantity characterising the quality of digital speech transmission  
In a method for determining a quantity characterising the quality of digital speech transmission, a bit error rate is determined at constant time intervals. The determined bit error rates are...
DE4213783C1 Radio communication network measuring data with fault detection - detects communication path failure to switch to alternate communication path configuration or radio frequency  
The network has a control station (1) communicating with a number of peripherals (3) via intermediate stations (2). The radio link between the intermediate station and the peripheral is...
DE4124617A1 Simulator for air control point of radio telephone - has signal paths from stationary station to mobile station, and vice=versa  
The control point is arranged between at least one fixed station (BS) and at least one mobile station (MS), with a signal path from the fixed to the mobile station. A second signal path extends...
DE4215422A1 RUECKFUEHRUNGSEINRICHTUNG FOR A DIAGNOSTIC SYSTEM BELOW FOR A DISTANT BASE STATION  
Radio system infrastructure equipment is provided which comprises base station transceiver equipment 20 for communication with a mobile transceiver and diagnostic transceiver equipment 35...
DE4003820A1 Wireless digital telephone system base station emulator - initiates synchronisation for assigning time slots to subscriber station within frame pattern of signal using positive edges  
The system uses a modified subscriber station to act as a simulated or emulated base station. This emulated base station essentially differs from the subscriber station only in being able to...

Matches 401 - 430 out of 430 < 1 2 3 4 5 6 7 8 9