VCDHD

Optical discs
General Optical disc Optical disc drive Optical disc authoring Authoring software Recording technologies Recording modes Packet writing
Optical media types Compact Disc (CD): CD-DA, CD-ROM, CD-R, CD-RW, 5.1 Music Disc, Super Audio CD (SACD), Photo CD, CD Video (CDV), Video CD (VCD), Super Video CD (SVCD), CD+G, CD-Text, CD-ROM XA, CD-i DVD: DVD-R, DVD+R, DVD-R DL, DVD+R DL, DVD-R DS, DVD+R DS, DVD-RW, DVD+RW, DVD-RAM, DVD-D, DVD-A, HVD, EcoDisc Blu-ray Disc (BD): BD-R & BD-RE Universal Media Disc (UMD) Enhanced Versatile Disc (EVD) Forward Versatile Disc (FVD) Holographic Versatile Disc (HVD) China Blue High-definition Disc (CBHD) HD DVD: HD DVD-R, HD DVD-RW, HD DVD-RAM High definition Versatile Multilayer Disc (HD VMD) VCDHD GD-ROM MiniDisc: MD, Hi-MD Laserdisc: LD, LD-ROM, LV-ROM Video Single Disc (VSD) Ultra Density Optical (UDO) Stacked Volumetric Optical Disk (SVOD) Five dimensional disc (5D DVD) Nintendo optical disc (NOD) Archival Disc
Standards SFF ATAPI/MMC Mount Rainier (packet writing) Mount Fuji (layer jump recording) Rainbow Books File systems ISO 9660 Joliet Romeo Rock Ridge / SUSP El Torito Apple ISO 9660 Extensions Universal Disk Format (UDF) ISO 13490
See also History of optical storage media High definition optical disc format war

DVHD disc showing its elasticity

VCDHD (Versatile Compact Disc High Density) is an optical disc standard, similar to CD or DVD. The technology for VCDHD was invented with in: Japan, the Netherlands and Poland. Since the name of the technology is similar to the arbitrarily inferior VCD, it's also marketed using the name DVHD (Disc Versatile High Density).

The capacity of a VCDHD is 4.7 GB, the same as an average single-layer DVD. According to the official site, the tests at Philips laboratories have proven the discs to be fully compatible with modern DVD players. With use of blue laser technology steadily becoming available now, the capacity may be increased by up to 15 GB.

The format's main advantages include:

a better resistance to scratching in comparison to DVDs
a thickness of 0.6 mm (compared to 1.2 mm of a DVD)
extreme elasticity and the resulting resistance to bending
low manufacturing and production costs and time (approximately 2 seconds for a VCDHD, compared to a DVD which is approximately three times that amount)
production defect levels are only about 1%
the format does not require a DVD license to manufacture
It works correctly on most DVD drives

Most popular in: Russia, Ukraine and Poland.

External links

Blu-ray and HD-DVD Alternative; VCDHD DailyTech
New optical disc joins the fray engadget

This article is issued from Wikipedia - version of the 4/3/2013. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.