In order to transition to digital television services, existing analog televisions
require additional equipment that can decode received digital data streams. Devices
of this sort are readily available, however they can become expensive as the feature
list expands. The present invention provides a low-cost digital television settop
or the like, with built-in digital decoding and analog signal pass-through capabilities.
The tuner within an analog television receives (i) passed through analog television
channels and (ii) digital channels that have been converted to analog signals and
placed on a predetermined analog television channel.