A fully-integrated low-power high-coexistence 2.4-GHz ZigBee transceiver for biomedicai applications

Joonho Gil, Ji Hoon Kim, Chun Suk Kim, Chulhyun Park, Jungsu Park, Hyejin Park, Hyeji Lee, Sung Jae Lee, Young Ho Jang, Minsuk Koo, Yong Won Kwon, Inho Song

Research output: Contribution to conferencePaperpeer-review

2 Scopus citations

Abstract

The ZigBee technology based on IEEE 802.15.4 is widespread use of biomedical applications providing wireless networks. A fully integrated low-power 2.4GHz ZigBee transceiver implemented in CMOS technology is demonstrated. It has RF and analog front-ends, a frequency synthesizer, and digital modulator and demodulator compliant to IEEE 802.15.4. The direct-modulation using fractional-N synthesizer is adopted as transmitter architecture. The transmitter provides high output power of +9dBm and excellent EVM of 5.1%. The direct conversion architecture uses in receiver. Receiver sensitivity is -97dBm. Current consumption for continuous TX transmission at +9dBm output power is 28.2mA and for continuous RX reception is 16mA. Excellence coexistence performance is presented by studying WLAN interferer rejection.

Conference

Conference2013 IEEE MTT-S International Microwave Workshop Series on RF and Wireless Tecbhnologies for Biomedical and Healthcare Applications, IMWS-BIO 2013
Country/TerritorySingapore
CitySingapore
Period9/12/1311/12/13

Keywords

  • 802.11
  • 802.15.4
  • Biomedical
  • CMOS
  • Coexistence
  • Interference
  • Transceiver
  • WLAN
  • Zigbee

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