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idiot
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加入日期: Jan 2002
文章: 1,214
C1 和 C2 要低的理由

I'll translate this to chinese tommorow as its getting late.

from

http://www.mscience.com/faq16.html

it says

引用:
Another practical justification arises from the deterioration of discs. New discs that pass BLER and BURST requirements but have E22 and E32 errors may initially be readable. These discs will soon become unusable when packaging, shipping, storage, and handling result in scratches, fingerprints, particulates, and other contamination of the readout surface. New discs that have zero E22 and E32 errors will have a much longer life under such conditions.


so basically a low c1/c2 means that the disc have more of its error correction headroom left for future damages to the disc such as scratches and fingerprints.
     
      
舊 2002-06-25, 11:03 AM #1
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