A 60µW 10Mb/s fully digital FSK demodulator for power-jitter efficient medical BAN

Author

Lee, Hyungwoo ; Roh, Taehwan ; Bae, Joonsung ; Yoo, Hoi-Jun

Author_Institution

Dept. of EE, KAIST, Daejeon, South Korea

fYear

2010

fDate

6-9 Dec. 2010

Firstpage

504

Lastpage

507

Abstract

A 60μW power-jitter efficient direct conversion FSK demodulator is implemented in 0.18μm CMOS technology for 10Mb/s data rate Medical BAN (MBAN) application. To be tolerable to FSK data demodulation with Modulation Index (MI) of 1 and in the presence of large amount of jitter, a Jitter Cancelation Buffer (JCB) is proposed so as to adjust data transition time to cancel jitter down. In addition, the size of JCB is also optimized to achieve maximum power-jitter efficiency of 60μW power dissipation and 0.1 Unit Interval (UI) jitter.

Keywords

CMOS integrated circuits; biomedical communication; biomedical electronics; body area networks; demodulation; frequency shift keying; jitter; medical computing; modulation; CMOS technology; fully digital FSK demodulator; jitter cancelation buffer; modulation index; power dissipation; power-jitter efficient direct conversion FSK demodulator; power-jitter efficient medical BAN; unit interval jitter; CMOS technology; Demodulation; Frequency shift keying; Jitter; Logic gates; Timing; FSK demodulator; direct conversion; low MI; low jitter; medical BAN; power efficient;

fLanguage

English

Publisher

ieee

Conference_Titel

Circuits and Systems (APCCAS), 2010 IEEE Asia Pacific Conference on

Conference_Location

Kuala Lumpur

Print_ISBN

978-1-4244-7454-7

Type

conf

DOI

10.1109/APCCAS.2010.5775061

Filename

5775061