
Students Guide to Information
Technology
be read from the disc and processed by the computer before they
can be displayed on the screen. The Philips machine has two video
processors, which means that it can display simultaneously two
different signals from the disc, e.g. text and real pictures. So it can
be used in much the same way as interactive video, at a fraction of
the (hardware) price.
Two competing multimedia compact disc systems that have also
reached the market are Intel's Digital Video Interactive (DVI)
system and Commodore's CDTV (Commodore Dynamic Total
Vision). At the moment, Philips CD-I seems to be technically
superior, but