Fast broadband connections are increasing important for businesses and home users alike. Service providers are having to consider innovative ways of satisfying their customers’ expectations. Although the deployment of fibre may be economic in areas of high population density, other regions still have to rely on existing telephone lines for broadband. Dynamic spectrum management provides a way of increasing the speed of broadband over copper wires.

PTT has just released an updated version of its online “DSL systems” course which now covers this important subject.