Aug 1, 2007 1:00 AM, By Thomas Rucktenwald
Two main concepts embody conditional access technology: entitlement and encryption. The entitlement is an authorization; the encryption is a digital scrambling of the content.
Aug 1, 2007 1:00 AM, by Chriss Scherer, editor
While the HD Radio rollout still qualifies as being in its early phase, the technology itself was first demonstrated as a proof of concept in the early 1990's.
Aug 1, 2007 1:00 AM, By Chriss Scherer, editor
The HD Radio "Discover It!" campaign appears to be creating awareness of HD Radio, but it seems to be missing the mark when it comes to consumer interest.
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