Just about every electrical and IT appliance radiates some energy and it is difficult to locate where interference originates. We have principally avoided interference by allocating specific frequencies of operations separated in the same way that...
However, it has failed to be the sales distribution channel that was envisioned by the major retail banks. Further, other channels such as interactive TV and mobiles have failed to catch on too. Although Datamonitor predicts the number of branches...
Cable joints, transformers, power meters, the on/off nature of electrical appliances and the topology of power grids create large load changes and multiple signal reflection points. This alone precludes transmission of high-speed data over...
The power generated from a single channel is extremely small - a 30 cm column of water will produce one-two microamps - but the researchers envisage millions of parallel channels being used to increase the power output to a level sufficient to...
Still despite all this complexity, interest in IPTV and internet video is booming. Simpson: IPTV is very similar to other television delivery services such as cable television and satellite, particularly because set-top boxes are used to deliver...
For them the internet offers worldwide distribution, a low-cost sales channel and even access to the untapped potential of creative suppliers if you follow the model through to web 2.0 and user-generated content.