09-11-2012, 02:21 PM
Blu-ray Disc
Introduction
. Blu-ray Disc (official abbreviation BD) is an optical disc storage medium designed to supersede the DVD format. The disc diameter is 120 mm and disc thickness 1.2 mm plastic optical disc, the same size as DVDs and CDs. Blu-ray Discs contain 25 GB (23.31 GiB) per layer, with dual layer discs (50 GB) being the norm for feature-length video discs. Triple layer discs (100 GB) and quadruple layers (128 GB) are available for BD-XL Blu-ray re-writer drives.Currently movie production companies have not utilized the triple or quadruple layer discs; most consumer owned Blu-ray players will not be able to read the additional layers, while newer Blu-ray players may require a firmware update to play the triple and quadruple sized discs.
Advantages
• Superior Image Analysis:
• Greater Sound Quality:
• Blu-ray comes with certain features that DVD does not offer. More specifically it offers you that ability to enter the menu functions while watching the movie through a special pop-up menu. Moreover you can watch picture-in-picture.
Disadvantage Price:
It has a higher price due to its greater capabilities. Although this is going to drop as time goes by and more blu-ray players are manufactured and sold.
Applications
BDAV or BD-AV (Blu-ray Disc Audio/Visual) – a consumer-oriented Blu-ray video format used for audio/video recording (defined in 2002)
BDMV or BD-MV (Blu-ray Disc Movie)– a Blu-ray video format with menu support commonly used for movie releases.
Introduction
. Blu-ray Disc (official abbreviation BD) is an optical disc storage medium designed to supersede the DVD format. The disc diameter is 120 mm and disc thickness 1.2 mm plastic optical disc, the same size as DVDs and CDs. Blu-ray Discs contain 25 GB (23.31 GiB) per layer, with dual layer discs (50 GB) being the norm for feature-length video discs. Triple layer discs (100 GB) and quadruple layers (128 GB) are available for BD-XL Blu-ray re-writer drives.Currently movie production companies have not utilized the triple or quadruple layer discs; most consumer owned Blu-ray players will not be able to read the additional layers, while newer Blu-ray players may require a firmware update to play the triple and quadruple sized discs.
Advantages
• Superior Image Analysis:
• Greater Sound Quality:
• Blu-ray comes with certain features that DVD does not offer. More specifically it offers you that ability to enter the menu functions while watching the movie through a special pop-up menu. Moreover you can watch picture-in-picture.
Disadvantage Price:
It has a higher price due to its greater capabilities. Although this is going to drop as time goes by and more blu-ray players are manufactured and sold.
Applications
BDAV or BD-AV (Blu-ray Disc Audio/Visual) – a consumer-oriented Blu-ray video format used for audio/video recording (defined in 2002)
BDMV or BD-MV (Blu-ray Disc Movie)– a Blu-ray video format with menu support commonly used for movie releases.