The double-density compact disc (DDCD) is an optical disc technology developed by Sony and Philips using the same 780 nm laser wavelength as a compact disc...

CD-ROM (/ˌsiːdiːˈrɒm/, compact disc read-only memory) is a type of read-only memory consisting of a pre-pressed optical compact disc that contains data computers...

CD-Interactive LaserDisc GD-ROM Phase-change Dual Double Density Compact Disc (DDCD) Magneto-optical disc MiniDisc (MD) MD Data Write Once Read Many (WORM) In...

Compact Disc Digital Audio (CDDA or CD-DA), also known as Digital Audio Compact Disc or simply as Audio CD, is the standard format for audio compact discs...

Read-Only Compact Disc Systems. Double Density CD Read-Only. Royal Philips Electronics and Sony Corporation (2001). 1.3GB Recordable Compact Disc Systems...

The compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony to store and play digital audio recordings...

Sony and Philips Electronics and intended to be the successor to the compact disc (CD) format. The SACD format allows multiple audio channels (i.e. surround...

CD player is an electronic device that plays audio compact discs, which are a digital optical disc data storage format. CD players were first sold to...

disc read-only memory) is a proprietary optical disc format developed as a collaboration between Sega and Yamaha for the Dreamcast. A double-density format...

given physical disc density. FM and MFM encoding are commonly referred to as "single density" and "double density", although the discs and drives are...

computer files. DVDs offer significantly higher storage capacity than compact discs (CD) while having the same dimensions. A standard single-layer DVD can...

by IUPAC Purple Book, one of the Rainbow Books, defining the double-density compact disc standard This disambiguation page lists articles associated with...

Video High Density (VHD) was an analog video disc format storing up to 60 minutes per side, predominantly marketed by JVC in Japan. In contrast to the...

DVD") is a DVD disc with a reduced diameter of 8 centimetres (3.15 in). It has been most commonly used in camcorders due to its compact size. The most...

Super Video CD (Super Video Compact Disc or SVCD) is a digital format for storing video on standard compact discs. SVCD was intended as a successor to...

introduction of the compact disc, Kees Schouhamer Immink and Joseph Braat presented the first experiments with erasable magneto-optical compact discs during the...

writers since they physically burn the data onto on the discs. Compact discs, DVDs, and Blu-ray discs are common types of optical media which can be read...

known as Compact Disc Digital Video) is a home video format and the first format for distributing films on standard 120 mm (4.7 in) optical discs. The format...

used over time, the most common examples are optical disks like the compact disc (CD) and DVD. Reading and writing methods have also varied over time...

similar to CD-R and CD-RW for a compact disc (CD). Disc capacities are 25 GB for single-layer discs, 50 GB for double-layer discs, 100 GB ("XL") for triple-layer...

temperature sensing Dopant Doppler cooling limit Double-clad fiber Double-density compact disc Double-slit experiment Dual polarization interferometry...

version of the movie. DualDisc and DVDplus are two variants of the double-sided DVD format where one side is a compact disc. However, these formats failed...

contains a compact object such as a white dwarf, neutron star or black hole, gas from the other (donor) star can accrete onto the compact object. This...

when new formats such as the compact cassette were mass-marketed. By the 1980s, digital media, in the form of the compact disc, had gained a larger market...

density to continue. Optical discs store data in small pits in a plastic surface that is then covered with a thin layer of reflective metal. Compact discs...

but compact disc (CD) technology had superseded the Compact Cassette in the vast majority of music markets throughout the world by this time. Compact cassettes...

metadata). RISC OS brought in E and F format for double-density discs and high-density discs/hard disc drives respectively. These formats support file...

changes allow more pits to be written in the same physical disc area, giving higher data density. The smaller focus is possible with a shorter wavelength...

transfer the file to the recipient. Eventually the falling prices of compact disc optical media and, later, flash storage, along with notorious hardware...

Ultra Density Optical (UDO) is an optical disc format designed for high-density storage of high-definition video and data. The format was introduced by...