subject: Defining Television Moments With Hdtv [print this page] Tv technologies as we all know it today has evolved tremendously from its inception within the late 1800s. Inspired by the success of the inventions of Bell and Edison in bridging wide distances, scientists became more and more intrigued by the chance of 'distance vision' or the capacity to simultaneously see someone in yet another part from the world moving and talking while one is in another location.
With their relentless efforts, it wasn't long before American scientist Charles Jenkins and Scotsman John Baird had been able to put on air in England and also the U.S their 1st television programming of silhouettes and stick figures. This was followed by numerous major breakthroughs which eventually led for the development of tv technologies as we all know it these days.
*1927 - Bell Laboratories transmitted the 1st live picture with voice broadcast. *1939 - RCA unveiled its first line of tv set receivers in its World's Fair. *1943 - The National Television Standards Committee (NTSC) technological specifications for black and white Tv were established. *1957 - Robert Adler invented the 1st practical remote control called the 'Space Commander'. Nowadays it has gone into a new level evolving as a universal remote like the logitech harmony 550 and several others. *1960s - Color television programming was launched. *1962 - Tv signal via satellite was launched for the first time *1970s to 1980s - The highly efficient fiber optic cable was introduced significantly improving delivery of tv programming and paving the way for the entry of digital television technology. *1990 - Closed-caption tv set was created for that hearing-impaired. *1994 - High Definition Television (Hdtv) requirements had been established along with a plan for the eventual phasing out of analog tv and also the conversion for the digital format *1998 - The first Hdtv sets were sold inside the market.
What is Hdtv?
High Definition Tv or Hdtv is a electronic broadcast standard that insures the viewer the ultimate in viewing top quality and sound. It's a single of eighteen voluntary specifications for digital television set by the Advanced Television Specifications Committee (ATSC), which provides suggestions on the levels of quality to be implemented for sound and video encoding and transmission. Of these 18 requirements, which are all superior to the analog technologies commonly employed in tv today, Hdtv holds the highest rank. The Hdtv broadcast format, as a result, is the most superior. However, purchasing an HDTV-ready Tv set does not mean that one automatically gets to appreciate the benefits of this technologies. To be in a position to take pleasure in Hdtv, one should also be viewing a program that has been digitally prepared. In some instances, one needs a set-top converter to convert the broadcasts from analog to digital.
Whatever it is, one can't escape the reality that the digital age is upon us and, whether or not we are prepared, it will just be a matter of time prior to the analog broadcasts we have grown so used to is phased out and digital Tv becomes the standard.
For an avowed Television addict who knows nothing about digital Tv, the likelihood is challenging. The need to realize DTV and High definition tv consequently is now.
