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Interference mitigation still confusing

Published Sunday, April 01, 2007

The best-known example today of wireless interference concerns Sprint Nextel's problems with public-safety users, which spawned a massive reconfiguration of 800 MHz airwaves. But interference is a growing problem both inside and outside the network for all operators, as systems compete for a finite amount of spectrum. Everything from background noise — such as microwave ovens — to the electronic noise caused by base stations themselves contributes to poor voice signals, slower data speeds and latency problems. Network operators have used filters in base stations or constructed more towers to address interference. But receivers have become broader and ...

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