A Low-Power and Small Chip-area Multi-rate Human Body Communication DPFSK Transceiver for Wearable Devices
學年 108
學期 1
出版(發表)日期 2019-08-27
作品名稱 A Low-Power and Small Chip-area Multi-rate Human Body Communication DPFSK Transceiver for Wearable Devices
作品名稱(其他語言)
著者 Horng-Yuan Shih; Yu-Chuan Chang; Cheng-Wei Yang; Chieh-Chih Chen
單位
出版者
著錄名稱、卷期、頁數 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS—II: EXPRESS BRIEFS 67(7), p.1234-1238
摘要 A low-power and small chip-area multi-rate human body communication (HBC) discontinuous-phase FSK (DPFSK) transceiver applied for wearable devices is presented. The transceiver is implemented in UMC 0.18 μm CMOS process with a small chip area of only 0.46 mm 2 . DPFSK modulation is adopted to reduce the hardware complexity of the transceiver. In the receiver, a direct-conversion front-end is adopted to eliminate polarization voltage of the electrode-skin interface. A delay line (DL)-based variable phase shifter used in the demodulator of the receiver is proposed for accomplishing of multi-rate DPFSK demodulation. In the transmitter, a digital frequency interpolator is adopted for achieving multi-rate DPFSK transmission. At a data rate of 1 Mb/s, the receiver and the transmitter consume the power of 1.79 mW and 700 μW , respectively. Therefore, energy consumption per received and transmitted bit are 1.79 nJ/bit and 0.7 nJ/bit, respectively.
關鍵字 Frequency shift keying;Baseband;Receivers;Transceivers;Mixers;Limiting;Power harmonic filters
語言 en_US
ISSN 1549-7747
期刊性質 國外
收錄於 SCI EI
產學合作
通訊作者
審稿制度
國別 USA
公開徵稿
出版型式 ,電子版,紙本
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