Weak current signal detection and reception of quasi-electrostatic field

Zhonghua Huang*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Body area communication is based on active quasi-electrostatic field which is modulated and coupled to human body to generate weak current on it. The receiver circuits detect the weak current signal to extract the information sent by the transmitter. In the paper, a current-voltage conversion circuit, a band pass filter, a precise full wave rectification circuit, and a modified UART transceiver module based on FPGA are designed and implemented for the detection and reception of the weak current signal. Results show that, these circuits can detect the weak current signal and implement the communication. These circuits can be used as analog front end in receiver unit of body area communication.

Original languageEnglish
Title of host publicationICEMI 2009 - Proceedings of 9th International Conference on Electronic Measurement and Instruments
Pages361-364
Number of pages4
DOIs
Publication statusPublished - 2009
Event9th International Conference on Electronic Measurement and Instruments, ICEMI 2009 - Beijing, China
Duration: 16 Aug 200919 Aug 2009

Publication series

NameICEMI 2009 - Proceedings of 9th International Conference on Electronic Measurement and Instruments

Conference

Conference9th International Conference on Electronic Measurement and Instruments, ICEMI 2009
Country/TerritoryChina
CityBeijing
Period16/08/0919/08/09

Keywords

  • Quasi-electrostatic field
  • Signal detection
  • Weak current

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