For the UHF reader, I would suggest using super-easy reader chip like Impinj RS500 (just connect power, antenna, UART and you have a UHF reader):
http://www.impinj.com/Indy_RS500_RFID_Reader_SiP_Solution.aspx
For the UHF reader, I would suggest using super-easy reader chip like Impinj RS500 (just connect power, antenna, UART and you have a UHF reader):
http://www.impinj.com/Indy_RS500_RFID_Reader_SiP_Solution.aspx