Posts Tagged ‘high-definition DVDs’
HD DVD players are defined as the high-definition DVDs, which has a better storage capacity when compared with the standard DVD. The player has the capacity to record and playback HD videos when compared with DVDs, where it can contain twenty standard videos. It has higher storage capacity of 15 GB where the standard format has the storage capacity of 4.7GB. Both the DVDs and it stores the data in the form of pits and the arrangement of the pits and tracks determines the recording quality.
HD DVD generally used the blue laser beam to read data from such minuscule pits and it has a diameter of 12cm and 1.2mm thickness. The various types of are the HD-DVD ROM, RW, R and RAM. The more efficient MPEG4 is used in the device rather than using MPEG2 which is the regular compression of DVDs. 720p to 1080i resolution is the output signals used in the HD-DVD which has HDMI.
Some of the various other factors that have to be concentrated are the drive speed, backward compatibility, Blu-ray combo players. It is not that, because of the introduction of high definition DVD players, the old model of DVD has gone obsolete. Where the high definition DVD formats are capable of increasing the resolution of the DVD. The other formats of this DVD is the Blu ray disk, which offers the same quality video files.
People are now opting for the new models, to enjoy better picture quality when compared with the standard model. High definition DVD with the drive speed of 1X is capable of sending video outputs with the rate of 36Mbits/s which completes writing the double layered disc in 90 minutes and 2X drive works faster with the data rate of 72Mbits. The drives are also used in the computers supporting all types of operating systems like Windows Vista, Linux, Mac and Windows XP.