The spectrum can be split so that 20 per cent of the overall bandwidth can transmit data, which potentially amounts to a 2Mbps connection. Digizone, a pure digital channel owned by UBC company Unique Interactive, is an example of what could be...
The electronics to operate in 'cocktail party' mode and filter out the desired signal by using the equivalent of a wireless sieve at the receiver are now available. The interference problem was gross as the nearest transmitter to your receiver...
It’s all too easy for callers to get lost in a maze of queues, some of which can literally be dead ends and impossible to escape from unless you hang up the receiver. The ‘Golden Rule of Five’ - with five being the maximum number of options...
He also showed off broadcasting streaming radio over the covert channel. The concept goes back at least 15 years, but the Avaya security researcher has actually created useful tools for people who want to send covert messages over DNS.
Even so, this approach is still somewhat at odds with the converged service concept as the mobile operator still only deals with the mobile incarnation of a service, with the original service provider dealing with its fixed equivalent.
From the end of September to March 2006, 400 O2 customers will be given a Nokia 7710 handset that has an embedded receiver which picks up modified television signals from one of Arqiva's masts, and a large screen in the same format as widescreen...
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