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JSSC 2010第11期Other0.18μm

A System-on-Chip EPC Gen-2 Passive UHF RFID Tag With Embedded Temperature Sensor

一款符合EPC Gen-2标准的无源UHF RFID标签芯片,集成温度传感器和双路径时钟发生器
0.18μm CMOS工艺,1.1mm²芯片面积,-6dBm灵敏度,±0.8°C测温误差
无源RFID温度传感器EPC Gen-2双路径时钟抗工艺偏差
双路径时钟发生器支持高精度链路频率或超低功耗应用
采用时间读出方案实现低功耗温度传感
基于同一带隙基准的增益补偿技术降低工艺偏差导致的测温误差
Abstract
, Member , IEEE, Y unxiao Ling, Man Chiu Lee, Kwok Ping Ng, Bo Gao, Howard C. Luong , Senior Member , IEEE, Amine Bermak , Senior Member , IEEE, Mansun Chan, Senior Member , IEEE, Wing-Hung Ki , Member , IEEE, Chi-Ying Tsui , Associate Member , IEEE, and Matthew Y uen, Senior Member , IEEE Abstract—This paper presents a system-on-chip passive RFID tag with an embedded temperature sensor for the EPC Gen-2 pro- tocol in the 900-MHz UHF frequency band. A dual-path clock gen- erator is proposed to