A L1-band dual-mode RF receiver for GPS and Galileo in 0.18μm CMOS

Jun Gi Jo, Jong Ho Lee, Do Jin Park, Young Gun Pu, Sung Cheol Shin, Kang Yoon Lee, Seong Eon Park, Seok Joong Lee, Changsik Yoo

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

9 Scopus citations

Abstract

A dual-mode RF receiver with low-IF architecture has been developed for L1-band GPS and Galileo in a 0.18μm CMOS process. The channel selecting bandpass filter centered at 4.092MHz has programmable bandwidth (2MHz, 4MHZ, and 6MHz), which allows the reception of GPS and Galileo signals. A fractional-N phase locked loop generates local oscillator, allowing multiple reference clock frequencies. The noise figure of the receiver is 4.5dB while consuming 41.4mW from a 1.8V supply. The image signal is rejected by more than 34dB.

Original languageEnglish
Title of host publicationProceedings of the 2008 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2008
Pages21-24
Number of pages4
DOIs
StatePublished - 2008
Externally publishedYes
Event2008 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2008 - Atlanta, GA, United States
Duration: 15 Jun 200817 Jun 2008

Publication series

NameDigest of Papers - IEEE Radio Frequency Integrated Circuits Symposium
ISSN (Print)1529-2517

Conference

Conference2008 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2008
Country/TerritoryUnited States
CityAtlanta, GA
Period15/06/0817/06/08

Keywords

  • CMOS
  • Frequency synthesizer
  • Galileo
  • GPS
  • RF receiver

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