A 80-uW 2-Mb/s transceiver for human body channel binaural communication

Jhih Cing Sun*, Jou Ling Chen, Yi Hung Shen, Shiu Chain You, Shyh-Jye Jou, Tzu-Hsien Sang

*Corresponding author for this work

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

    5 Scopus citations

    Abstract

    We use a body channel and a low-power transceiver design to achieve binaural communication for hearing aids. The measured bandwidth of the body channel is 1 MHz to 7.5 MHz. The transmitter encodes and transmits data of 2-Mb/s and 1-V peak-to-peak square waveform to the electrodes connected to the body. The receiver includes an analog front end (AFE), an all-digital data recovery circuit and a decoder. This chip is implemented with a 65-nm CMOS process using 0.5-V supply in the digital transceiver and 1-V supply in the AFE. When working at 2 Mb/s, the power consumption is only 80 uW.

    Original languageEnglish
    Title of host publication2012 IEEE Biomedical Circuits and Systems Conference
    Subtitle of host publicationIntelligent Biomedical Electronics and Systems for Better Life and Better Environment, BioCAS 2012 - Conference Publications
    Pages96-99
    Number of pages4
    DOIs
    StatePublished - 1 Dec 2012
    Event2012 IEEE Biomedical Circuits and Systems Conference: Intelligent Biomedical Electronics and Systems for Better Life and Better Environment, BioCAS 2012 - Hsinchu, Taiwan
    Duration: 28 Nov 201230 Nov 2012

    Publication series

    Name2012 IEEE Biomedical Circuits and Systems Conference: Intelligent Biomedical Electronics and Systems for Better Life and Better Environment, BioCAS 2012 - Conference Publications

    Conference

    Conference2012 IEEE Biomedical Circuits and Systems Conference: Intelligent Biomedical Electronics and Systems for Better Life and Better Environment, BioCAS 2012
    Country/TerritoryTaiwan
    CityHsinchu
    Period28/11/1230/11/12

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