With the development of broadband and camera technology, High-definition video or HD video is becoming a matter of concern for more and more people. If you search the keywords "HD video" on Google or Yahoo Answer, there will be many questions about "HD video camera", "HD video download", "HD video converter" etc. In this situation, I concluded to list and answer the common questions about HD video in this article.
What is HD Video ?
HD video stands for High-definition video, refers to any video system of higher resolution than standard-definition (SD) video, and most commonly involves display resolutions of 1280×720 pixels (720p) or 1920×1080 pixels (1080i/1080p).

PS: Some HD video download url:
WMV HD Content Showcase
What is the best HD video converter ?
This is one of the questions the net-friends asked frequently. As for me, I think that there is no best, the most important is the suitable. After I fell for HD video, I all through used Video converter to Convert HD video (.TS, .M2TS, .TP, .TRP, .MKV ) Between HD and Standard Video in Windows.
Below are 4 features of this video conversion tool I have my eyes on.
Launch Video Converter, Click the button "Add..." to load HD video.
In addition, you can preview your loaded HD video on the right and snatch at wonderful pictures with the button "snapshot". Looking like the following illustration:


As shown above, video converter provides two real time preview windows, so you can get the best video effects by contrast. The main edit function are listed in detail as follow:
Video converter supports almost all the popular video format like AVI, MPEG/MPG,WMV, MP4, FLV, 3GP, ASF, MOV, M4V, MPG, VOB, XviD, MKV, M2TS, TS, TRP, etc. So you can convert your HD video(.TS, .M2TS, .TP, .TRP, .MKV) to PSP, iPod, iPhone, Archos, mobile phone, Zune, etc.

Set the saving path by button "Browse" and click "Convert" to convert HD video. The speed is fast.
PS: Many people complain that the standard video quality is not clean. Then what can we do to resolve this issue? The answer is Converting various standard video to HD video (HD AVI, HD ASF, HD MOV, HD MPEG, HD MOV, HD MP4, HD WMV) with video converter, cause it support HD video as output format: