本学位论文的工作在超高频射频识别(UHFRFID)系统的理论研究和设计 实践领域进行，包括了长距离无源后向散射UHFRFID阅读器射频前端的研制、脚B(超宽带)RFID系统源脉冲波形的优化设计、UHFRFID阅读器小型化天线的研制和UHFRFID标签天线的优化设计四个方面的研究内容。 -The dissertation work in the UHF radio frequency identification (UHFRFID) system of theoretical resear

Passive UHF RFID tag consists of a microchip attached to an antenna. Proper impedance match between the antenna and the chip is crucial in RFID tag design. It directly influences RFID tag performance characteristics such as the read range. It i