A fully integrated low-power high-coexistence 2.4-GHz zigbee transceiver for biomedical and healthcare 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, Joon Min Gil, Kwangseok Han, Yong Won Kwon, Inho Song

Research output: Contribution to journalArticlepeer-review

34 Scopus citations

Abstract

A fully integrated low-power high-coexistence 2.4-GHz ZigBee transceiver implemented in 90-nm CMOS technology is demonstrated. The two-point direct-modulation with a fractional-N synthesizer is adopted in the transmitter architecture. The transmitter can provide high output power of + 9 dBm and excellent error vector magnitude of 5.1%. The direct conversion is used in receiver for simplicity and-97-dBm minimum receiver sensitivity is achieved. Current consumptions for a TX at + 9-dBm output power and for an RX are 28.4 and 15.4 mA, respectively. Excellent coexistence is presented through wireless local area network interferer rejection performance.

Original languageEnglish
Article number6870473
Pages (from-to)1879-1889
Number of pages11
JournalIEEE Transactions on Microwave Theory and Techniques
Volume62
Issue number9
DOIs
StatePublished - Sep 2014

Keywords

  • Biomedical
  • CMOS
  • coexistence
  • healthcare
  • IEEE 802.11
  • IEEE 802.15.4
  • interference
  • transceiver
  • wireless local area network (WLAN)
  • ZigBee

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