No Comments →
With all the new digital formats out there, it is of little surprise that there exists considerable confusion about EDTV and HDTV. First of all, EDTV stands for Enhanced Definition Television, while HDTV stands for High Definition Television. TVs equipped with either of these formats are capable of receiving and potraying images in a digital fashion - both of which are superior in visual quality to the standard TV (SDTV).
Which is better, EDTV, or HDTV?
This is a question that comes up quite often, and it really has a simple answer: HDTV is better. However, EDTV wasn’t really made to be a competitor for HDTV, but rather a transition technology that was better than standard, but not all
the way High Definition, as HDTV is. And although Enhanced Definition Television (EDTV) doesn’t quite offer the oustanding life-like quality attributed to High Definition Television (HDTV), its picture is actually closer to HDTV than regular television. HDTV has an impressive 720 progressive scanning (1280×720 pixels) or 1080 interlaced (1920×1090 pixels) lines. Thus, it easily meets the requirement of high definition broadcasts. EDTV, on the other hand, displays pictures at 480 progressive scan (640×480 pixels), which is the the highest resolution available on DVD. In fact, EDTV is considered optimized for the DVD format. However, this puts a severe limit on EDTV, which is simply not able to display higher resolution HD content.
Read the rest of this entry »
Bookmark or Share This Article:













No Comments →
The expansion of hdtv is High-definition television. The hdtv means television signals broadcast with a higher resolution than traditional formats like NTSC, S CAM, PAL. The hdtv is broadcasted digitally, except for early analog formats in Europe and Japan.
Historically, the term high-definition television was also used to refer to television standards developed in the 1930s to replace the early experimental systems, although, not so long afterwards, Philo T. Farnsworth, John Logie Baird and Vladimir Zworkin had each developed competing TV systems but resolution was not the issue that separated their substantially different technologies. It was patent interference lawsuits and deployment issues given the tumultuous financial climate of the late 20’s and 30’s. Most patents were expiring by the
HDTV HDTV Explained ...come with a tuner are commonly called "HDTV Ready." An HDTV without a tuner is worthless. It is possible to view HDTV on your pc, you can do this with ATi HDTV Wonder, it comes with its own antenna to ...
end of WW2 leaving the market wide open and no worldwide standard for television agreed upon. The world used analog PAL, NTSC, SECAM and other standards for over half a century.
Read the rest of this entry »
Bookmark or Share This Article:












