When the DVB Project began its work in 1993, the development of standards for the cable and satellite markets was
prioritised. Fewer technical problems and a more simple regulatory climate meant that services based on these standards
could be launched quite quickly. Indeed, the industry saw solutions for digital satellite and cable broadcasting as a higher
priority that those for DTT. The development of a system for DTT would present more challenges, being required to cope
with a variety of noise and bandwidth environments and multipath interference. As with all DVB specifications a set of
Commercial Requirements was drawn up to define how such a system should perform, and DVB-T was desinged to meet
these requirements.