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A DVD+R DL disc by Verbatim. DVD+R DL (DL stands for Double Layer) also called DVD+R9, is a derivative of the DVD+R format created by the DVD+RW Alliance. Its use was first demonstrated in October 2003. DVD+R DL discs employ two recordable dye layers, each capable of storing nearly the 4.7 GB capacity of a single-layer disc, almost doubling the ...
DVD-R DL (DL stands for Dual Layer [1]), also called DVD-R9, is a derivative of the DVD-R format standard. DVD-R DL discs hold 8.5 GB by utilizing two recordable dye layers, each capable of storing a little less than the 4.7 gigabyte (GB) of a single layer disc, almost doubling the total disc capacity. [2]
Some half-height DVD Multi Recorder drives released since 2007, such as the TSSTcorp SH-S203/TS-H653B (2007) have officially adapted support for writing speeds of up to 12× on DVD-R DL and 16× on DVD+R DL (on recordable media by selected vendors only), while more recent DVD writers such as the SH-224DB (2013) and Blu-ray writers such as the ...
The additional capacity comes at a cost: DVD±DLs have slower write speeds as compared to DVD±R. [64] DVD-R DL was developed for the DVD Forum by Pioneer Corporation; DVD+R DL was developed for the DVD+RW Alliance by Mitsubishi Kagaku Media (MKM) and Philips. [65]
More recently, DVD recorders from notable brands have dropped in price. Early units supported only DVD-RAM and DVD-R discs, but newer units can record to DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-R DL and DVD+R DL. Certain models include mechanical hard disk drive-based digital video recorders (DVRs) to improve ease of use.
Disc-At-Once (DAO) for CD-R media is a mode that masters the disc contents in one pass, rather than a track at a time as in Track At Once. DAO mode, unlike TAO mode, allows any amount of audio data (or no data at all) to be written in the "pre-gaps" between tracks.
Mt Fuji Commands for Multimedia Devices Version 8, 5.18.1.1 Three Recording Modes for DVD-R DL disc by the SFF Committee; Nero - First To Support Layer-Jump Recording (LJR) of dual-layer DVD-R media; CyberLink Partners with MediaTek to Deliver DVD-R Dual Layer Recording; Ulead Taking Advantage of the Increased Capacity of Dual and Double Layer ...
On a DVD, each track is called a title, because it is intended to hold a single movie title, or episode of a TV series. Extra content and bonus features on a DVD are also on separate tracks or titles. The sub-track index is called a chapter, like a chapter in a book.