 DVD
related information
DVD media
Many people think DVD media is DVD Video, actually DVD Vedio
is only one of them.
DVD media contains :
1. DVD-ROM
2. DVD-Video
3. DVD-Audio
4. DVD-R
5. DVD+RW / DVD-RW
DVD classification :
| By purpose |
| DVD-Video |
using MPEG-2 technology to
store high quality movie and sound |
| DVD-Audio |
giving the higher quality
and longer music |
| DVD-ROM |
giving the largerer capacity
and faster read speed than CD as media |
| By record format |
| DVD-ROM (Read-only)ˇGread repeatly
and not rewritable |
| DVD-R (Write-once)ˇGread repeatly
but only write once |
| DVD+RW/DVD-RW (Rewritable)ˇGwrite
and read repeatly |
According to this, the correct name of DVD should be
Digital Versatile Disc and what we called DVD-Video is
only part of it.
DVD format
| Name |
DVD-5 |
DVD-9 |
DVD-10 |
DVD-18 |
| Side & layer |
Single-sided
Single-layer |
Single-sided
Dual-layer |
Double-sided
Single-layer |
Double-sided
Dual-layer |
| Capacity |
4.7GB |
8.5GB |
9.4GB |
17GB |
| Movie length |
135min |
240min |
270min |
480min |
Except 12cm in diameter format, there is a mini DVD disc called
SingleDVD which is 8cm in diameter and also have sungle, dural
- layer design.
| Name |
DVD-1 |
DVD-2 |
DVD-3 |
DVD-4 |
| Side & layer |
Single-sided
Single-layer |
Single-sided
Dual-layer |
Double-sided
Single-layer |
Double-sided
Dual-layer |
| Capacity |
1.4GB |
2.7GB |
2.9GB |
5.3GB |
Ususally we count DVD capcity by GB, but actually it's different
from GB in PC which 1GB=1024MB; therefore, 1GB in DVD is 1,000,000,000bytes
(1000*1000*1000) and it is less than 1GB in PC which is 1,073,741,824bytes
(1024*1024*1024).
Linkls
1. Comparison with MP5120A
and other DVD recorder drives.
2. Test
report of DVD-ROM supports DVD+RW media burned by
ˇ@ MP5120
3.
Compatibility List DVD-Video Players
4.
Compatibility List DVD-ROM Drives
5. DVD+RW alliance
6. DVDplusRW.org
| 
Technical
article