A Single-Chip Remotely Powered Transceiver with an Embedded Temperature Sensor

被引:0
|
作者
Shan, Hengying [1 ]
Peterson, John, III [1 ]
Jou, Alice Yi-Szu [1 ]
Mohammadi, Saeed [1 ]
机构
[1] Purdue Univ, W Lafayette, IN 47907 USA
关键词
CMOS transceiver; Internet of things; RFID; wearable sensors; wireless power transmission;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A single-chip remotely-powered wireless transceiver with an embedded temperature sensor and a miniature antenna is implemented in the 950 MHz UHF frequency band using GlobalFoundries' 45 nm CMOS SOI technology. With antenna, temperature sensor, ADC, modulator and demodulator integrated on a single chip, the system consumes only 120 mu W of harvested power with an area of 0.7 mm x 0.8 mm, which makes it one of the smallest wireless temperature sensing transceiver. The uplink data rate is 312.5 kbps with a 10 MHz system clock generated using an on-chip digitally controlled oscillator. The temperature sensor is measured over a range of 20 degrees C to 100 degrees C with a sensing accuracy of +0.7 to -1 degrees C.
引用
收藏
页码:119 / 122
页数:4
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