Benjamin, Ralp

Smart base stations for "dumb" time-division duplex terminals

Users of mobile IT systems are calling for ever higher data rates, but such mobile radios are subject to multipath fading and intersymbol interference, often calling for complex equalizers at both ends of each link. Where the links are of short range, they often use time-division duplex. This article demonstrates how this option permits much of the complexity of channel matching and equalization to be transferred from post-processing at the many sparsely used mobile terminals to a few intensively used preprocessors at the base station or central hub


EQUALIZERS
FADING CHANNELS
INTERFERENCE SUPPRESSION
INTERSYMBOL INTERFERENCE
LAND MOBILE RADIO
MATCHED FILTER
MOBILE RADIO SYSTEMS
MULTIPATH CHANNELS
TELECOMMUNICATION TERMINALS
TIME-DIVISION MULTIPLEXING

H004.7 COMM