Digital TV is on its way. Do you know what you need to do? Are you prepared? Find your answers here.
Your traditional television is known as an analog (analogue) television. It works by encoding the picture and sound information as an analog signal. The picture on an analog television is drawn on the screen one entire frame at a time. The analog signals are transmitted continuously even if there is no new information to send.
A digital television receives information as a digital signal. This is an entirely new technology and will eventually replace the analog television system.
The digital signals are transmitted using computer code, which consist entirely of ones and zeroes. This is a difficult concept to perceive but it works. Digital signals are much more efficient, result in less interference and therefore it provides a better quality picture and sound than analog.
Another significant feature of digital television is that is uses a significantly smaller channel bandwidth. This means there is more space for other digital channels which will allow other non-television services such as pay-multimedia services, multicasting (more than one program on...