1994-12-01 - recent voice over data

Header Data

From: eric@remailer.net (Eric Hughes)
To: cypherpunks@toad.com
Message Hash: a4230f022e19b7bbae86c111217105c1ff27c5914f8c0804ec635c194685014d
Message ID: <199412012150.NAA13820@largo.remailer.net>
Reply To: <gate.691owc1w165w@dxm.ernet.in>
UTC Datetime: 1994-12-01 20:52:08 UTC
Raw Date: Thu, 1 Dec 94 12:52:08 PST

Raw message

From: eric@remailer.net (Eric Hughes)
Date: Thu, 1 Dec 94 12:52:08 PST
To: cypherpunks@toad.com
Subject: recent voice over data
In-Reply-To: <gate.691owc1w165w@dxm.ernet.in>
Message-ID: <199412012150.NAA13820@largo.remailer.net>
MIME-Version: 1.0
Content-Type: text/plain



   the great voice-over-data protocols and products introduced by
   Intel, Rockwell, ZyXEL and others at Comdex which will make
   Voice-PGP so much easier

As I understand these voice-over-data products, the voice goes over
analog, added to the modem signal.  The modem signal is interpreted,
and then reconstructed and subtracted from the incoming signal,
leaving voice.  Very clever, but insufficient for secure phones.

Eric





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