BBC Moneybox - contactless hiccups
Clive D.W. Feather
clive at davros.org
Mon May 20 15:40:13 BST 2013
Ian Mason said:
> There are several collision avoidance mechanisms for RFID cards.
Cambridgeshire Libraries has an automated checkout system that uses some
kind of RFID tags in the book. I've tried putting a stack of 6 books on the
reader and it found all of them.
Clive D.W. Feather | If you lie to the compiler,
Email: clive at davros.org | it will get its revenge.
Web: http://www.davros.org | - Henry Spencer
Mobile: +44 7973 377646
More information about the ukcrypto