Re: Audio quality of CDR, any theory ????

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Article #1112

#1112

From: Bob Velkov
Date: Sat, 19 Dec 1998 00:00

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DPierce@world.std.com (Richard D Pierce) writes:

> In article <1C5AE5CA0F2F9ADC.A0C451A2A5364D00.E599AFEBD487605B@library-proxy.airnews.net>,
> Chung <kclee@hk.gin.net> wrote:
> >How the CD Transport could make sure the data is 100% corrected on
> >real time error correction.  Will it read again on error?  I don't
> >think so.
> >
> >So, this type of "error correction" could only provide
> >acceptable/reasonable approximated signal output.  I say it is not
> >error correction.  It is signal approximation only.
> >
> >May be Arny's suggestion, assisted by special software could make sure
> >error free.  But General CD reader could not.
> 
> Mr. Chung's conclusions and assertions are simply 100% wrong. Normal audio
> CD has very sophisticated real time error detection AND correction
> algorithms in place nd has since it was first introduced. He says it is
> not error correction, yet he has NO idea what he is tlking about. He
> mistakes error correction (which is in place on ALL reads from ALL CD's by
> EVERY CD player in existance) with error concealment (which is ONLY in
> place if ALL the error correction breaks down).

Very good said, yeah! 


-- 
Bob Velkov
Bob.Velkov@par.univie.ac.at

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From: Bob Velkov <bob@par.univie.ac.at>
Subject: Re: Audio quality of CDR, any theory ????
Date: 1998/12/19
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