RFID reader and RFID system

摘要

Provided are a radio frequency identification (RFID) reader and a RFID system. Particularly, the RFID reader uses a listen before talk (LBT) mode to identify. A reader for RFID comprises a data path block receiving a tag data signal, a search path block receiving a channel search signal, and a path selection block selecting one of the data path block and the search path block.