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Arise, you have nothing to lose but your barbed wire fences!

1998-04-27 - Re: Position escrow

Header Data

From: Phil Karn <karn@homer.ka9q.ampr.org>
To: JonWienk@ix.netcom.com
Message Hash: 2cb1fd086537b635a041bd8f199beeed9bd70a2b23b785bdf9222131f018e057
Message ID: <m0yS81f-004OHCC@homer.ka9q.ampr.org>
Reply To: <199804212208.PAA22084@servo.qualcomm.com>
UTC Datetime: 1998-04-27 08:25:35 UTC
Raw Date: Mon, 27 Apr 1998 16:25:35 +0800

Raw message

From: Phil Karn <karn@homer.ka9q.ampr.org>
Date: Mon, 27 Apr 1998 16:25:35 +0800
To: JonWienk@ix.netcom.com
Subject: Re: Position escrow
In-Reply-To: <199804212208.PAA22084@servo.qualcomm.com>
Message-ID: <m0yS81f-004OHCC@homer.ka9q.ampr.org>
MIME-Version: 1.0
Content-Type: text



>Regardless of the type of phone, the cell stations can be designed to do
>time-of-arrival comparisons on the signal transmitted from the phone and
>calculate a reasonably accurate position.  If you don't want your location
>known, don't transmit.

Ultimately, this is true. But there's still a practical difference
between having to do it with a labor-intensive manual process like
"foxhunting" and making it automatic and routine on a large scale.

Phil

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