Since the advent of television in the Nineteenth Century has undergone several changes.GROWN FROM THE ELECTRONIC MECHANICS OF THE BLACK AND WHITE TO COLOR TO FINALLY GET TO DIGITAL. Dennis Carey The development of technology has marked major milestones in history. This time is no exception. Having a television with high definition images, with more channels and better sound quality is, in our country, just a couple of years. But what differentiates the conventional Digital Television, the way that encrypts your data. On Digital TV signals are encoded in binary form.The first country to digitize television was Japan, the process began in 1996 with a not very demanding standard. Then he chose a higher standard capable of transmitting high resolution television (HDTV) which allows 51 megabits (51 million bits) per second on a single transponder. That's why the station NHK made its first digital transmission in 2000.