David Honig (honig@sprynet.com)
Tue, 27 Apr 1999 10:43:24 -0700
At 04:24 PM 4/27/99 +0100, Mj Dascombe wrote:
>How about a simple diode based circuit which includes several analogue
>variable capacitors and resistors to bias the data. When the key had been
>generated the device, or simply its settings could be destoryed?
>
>Mj
Check the patent search engines. Much has been done.
The following archive was created by hippie-mail 7.98617-22 on Thu May 27 1999 - 23:44:23