What are DVI, HDMI and HDCP?
DVI is Digital Visual Interface. This is an old standard for digital video input used initially for PC screen connections but also suitable for HDTV. PC owners may be familiar with the DVI cables used to connect their monitor. HDMI is the High Definition Multimedia Interface. It was introduced more recently with Digital TV in mind and has been called the SCART socket of HDTV. Unlike DVI it includes audio content as well as video. HDCP stands for High-bandwidth Digital-Content Protection. It is a standard used to encrypt digital signals to protect integrity. In practice it is used to prevent illegal pirating of HDTV while allowing recording and transmission for personal use. It is essential that your HDTV supports this standard because most HDTV broadcasts and recordings will be using it. If you connect your HDTV to a set-top box or HDTV DVD player without using a digital connection that supports HDTV, then the signal will be downgraded to standard definition. If you use HDMI you are sa
