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Article #641Re: YES Virginia, 24 kbit/s can sound good (with HE-AAC codec)
From: David
Date: Wed, 03 Oct 2007 03:50
Date: Wed, 03 Oct 2007 03:50
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2475 bytes
On Tue, 02 Oct 2007 19:29:31 -0700, jhardis <jhardis@tcs.wap.org> wrote: >On Oct 2, 10:11 am, David <rick...@knac.com> wrote: >> >3) "HD Radio" uses a codec known as HDC (a.k.a. "HD Codec"). While >> >iBiquity has acknowledged that it uses SBR, they have pointedly >> >declined to discuss whether or not it has any other similarity to HE- >> >AAC. I doubt that you could cite an authoritative source, but if you >> >could I would love to know about it. >> >> The players (companies) are the same as the ones who implement >> AAC+SBR, e.g. Fraunhaufer and Coding Technologies and Neural, aren't >> they. > >Of the three companies you mention, Coding Technologies is the one >that has an AAC+SBR implementation (under the tradename aacPlus). > >But you miss the point. You are relying on inferences and guesswork >for something that -- whether a correct guess or an incorrect guess -- >ought to be public information, but isn't. This is of great concern >to me because of its consequences. > >For more information, please see: >http://fjallfoss.fcc.gov/prod/ecfs/retrieve.cgi?native_or_pdf=pdf&id_document=6519550109 >and the hyperlinked footnotes within. > > - Jonathan You make it sound like I give a rat's ass. I have Sirius and it sounds great.
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X-Google-Thread: fb1f8,7668c770a84b69d7 X-Google-Thread: 10a749,7668c770a84b69d7 X-Google-Thread: 114aac,7668c770a84b69d7 X-Google-Thread: f7d8a,7668c770a84b69d7 X-Google-Attributes: gidfb1f8,gid10a749,gid114aac,gidf7d8a,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news2.google.com!news2.google.com!newsfeed.stanford.edu!sn-xt-sjc-03!sn-xt-sjc-09!sn-post-sjc-01!supernews.com!corp.supernews.com!not-for-mail From: David <rickets@knac.com> Newsgroups: rec.audio.tech,rec.audio.car,rec.radio.shortwave,ba.broadcast Subject: Re: YES Virginia, 24 kbit/s can sound good (with HE-AAC codec) Date: Tue, 02 Oct 2007 19:50:49 -0800 Organization: None Message-ID: <pb46g3h446j9m4m3nansl16e8co5e61jkd@4ax.com> Reply-To: rickets@knac.com References: <1191186704.893211.271260@50g2000hsm.googlegroups.com> <1191211152.760411.219960@d55g2000hsg.googlegroups.com> <cak4g31in9fs2kv8nhgilq5bact5q8be4k@4ax.com> <1191378571.076334.135890@y42g2000hsy.googlegroups.com> X-Newsreader: Forte Free Agent 1.93/32.576 English (American) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@supernews.com Lines: 29