Second International Conference on Radio Spectrum Conservation Techniques, 6-8 September 1983 |
Contents
Planning vhf sound broadcast services in Band II with reference to the 1984 | 5 |
MICROWAVE SYSTEMS | 13 |
Field evaluation of a 140 Mbits digital radio system with a spectrum efficiency | 19 |
Copyright | |
15 other sections not shown
Common terms and phrases
achieved adaptive aerial amplifiers amplitude antenna areas attenuation bandwidth base station baseband BBC Research Department British Telecom broadcast carrier CCIR circuit co-channel communication components Copt Oak coverage demodulation Digital Radio distortion distribution diversity effects equaliser equipment error rate factor fade depth feedback feederlink field strength Figure filter frequency band function horizontal improvement increase input interfering intermodulation intersymbol interference land mobile lattice leaky feeder margin measurements method mitter mobile radio modulation notch number of channels operating output parameters path loss payload performance phase planning polarisation power control prediction QPSK quadrature radio link radio propagation radio spectrum radio systems range ratio Rayleigh fading received signal reduced relative delay repeater satellite selective fading shown signal level signal strength space spectrum efficiency techniques terrain transmission transmitter transmitter power users values