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Related to DVD-RW: DVD+R
DVD-RWDigital Versatile Disc - Rewriteable
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Supported Media for Stand-alone Operation: DVD+R, DVD-R, DVD+R DL (Double Layer), DVD+RW, DVD-RW -- DVD Recording Mode: DVD+VR, DVD-VR -- Supported Video Format: MPEG2 -- Automatic Chaptering: 5, 10 or 15 minutes -- Synchronized Recording: * Complete control of DV-based camcorders * Auto-start/stop recording with analog camcorders -- Recording Times: * HQ (single layer: 1 hour, double layer: 2 hours) * SP (single layer: 2 hours, double layer: 4 hours) * SLP (single layer: 6 hours, double layer: 12 hours) -- Supported Sound Format: Dolby Digital (AC3) -- Inputs: * DV (i.
DVD-RW and DVD+RW can be rewritten about 1000 times.
Currently, erasable optical storage is too slow to be used as a computer's main storage facility, but as the speed improves and the cost comes down, CD-RW and DVD-RW devices are becoming a popular alternative to tape systems as a backup method.
Actual DVD-RW products are expected to reach the market no later than the second quarter of 1999, and will use DVD-RW media capable of holding 4.
Using data writing software bundled with the drive, the DVR-A05 also offers two-minute quick formatting for DVD-RW data discs and allows finished DVD-RW discs to be "unfinalized" for writing additional data files.
The new plus-minus drives traverse the record-and-play formats of both DVD-RW and DVD+RW.
The competing DVD-RW format disc can only be recorded once per session, which means when using a DVD-RW drive, one has to erase the entire contents of a disc and re-record all the data at one time in order to add a single photo or video clip to the disc.
Recording method (CD): Disc at Once, Track at Once, Session at Once, Packet Writing(DVD): Random Access Write (DVD+RW/DVD-RW/CD-RW), Sequential Write (DVD+R/+RW, DVD-R/-RW/CD-R/RW) Compatible disc format: DVD-ROM, DVD-Video, DVD+RW, DVD+R, DVD-RW, DVD-R, CD-ROM, CD-DA, Video CD, Photo CD (multi-session), CD TEXT, CD Extra, and others
The DVD-R and DVD-RW formats use CLV technology, the mode used for the various CD formats and DVD-Video.
To write data and then erase or change that data on the same disc, DVD-RAM, DVD-RW, and DVD+RW are available.