[Table of Contents]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]


On 08/11/04, Richard L. Hess wrote:
> At 07:53 AM 2004/11/08 -0500, you wrote:
>> I was referring to the uncorrectible error correction system in CD
>> players. Sorry if this was unclear from the context of my message.
>> Steven Smolian
> I'm not sure that we have the specific language in the CD standards,
> but in the video world there is a distinction between
>   error correction and
>   error concealment
> The former is a deterministic process that totally recovers the data
> as written in spite of the loss of some of the bits on the medium.
> The latter is merely an attempt to hide an uncorrectable error.
> The data world doesn't allow concealment so it has an extra level of
> correction.

Which is why it makes sense to save an audio file on both a data disk
and an audio disk.

Don Cox

[Subject index] [Index for current month] [Table of Contents]