block diagram of rfid reader

hi,
here i have an rfid blockdiagram for reader.. can anybody ecplain to me how does it work.. thanx..

yar, if u hv any circuit diag of rfid plz send me yar

i hv gone mad in searching about this rfid .........plz plz

thnx in advance...

Hello,

you have to understand the communication techniques used with RFID. For 125 kHz it may be according ISO/IEC 18000-2. See the protocol-spec. in attachment. It has been available from etsi.org if I remember right.

Regards,
Frank