Orange Book et les DVD+R 8x/CD-RW 32x
Philips s'est décidé a mettre dans son Orange Book les spécifications des ...
Philips s'est décidé a mettre dans son Orange Book les spécifications des disques DVD+R 8x et CD-RW 32x :
Orange Book Part III: CD-RW, Volume 3: Ultra Speed, Version 1.1, dated July 2003 covers speeds up to 32x.
Compared to version 1.0 of this document, the main changes are:
- addition of the US32 disc type (specifying the speed 8x up to 32x) with a different subtype
- addition of optimum erase and write power indications in the ATIP frames for both US24 and US32 disc types.
- the 1T write strategy is no longer supported for US32 disc type.
This document has been released for duplication and distribution on July 21.
DVD+R Physical Specifications Version 1.2 dated july 2003 covers speeds up to 8x.
Compared to version 1.11 of this document, the main changes are:
- addition of 8x recording speed,
- restrictions to ensure a useable outer OPC area
- addition of a Write power window requirement
This document has been released for duplication and distribution on July 18.
Compared to version 1.0 of this document, the main changes are:
- addition of the US32 disc type (specifying the speed 8x up to 32x) with a different subtype
- addition of optimum erase and write power indications in the ATIP frames for both US24 and US32 disc types.
- the 1T write strategy is no longer supported for US32 disc type.
This document has been released for duplication and distribution on July 21.
Compared to version 1.11 of this document, the main changes are:
- addition of 8x recording speed,
- restrictions to ensure a useable outer OPC area
- addition of a Write power window requirement
This document has been released for duplication and distribution on July 18.
Source :
CDFreaks
Teuf
le 22 juillet 2003 à 08:48
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