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A Bandpass Sigma-Delta for Software Low-Power and Low-Voltage Radio by Using PATH Technique
Ann Arbor, Michigan March 04-March 06
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/GLSV.1999.757409Ninth Great Lakes Symposium on VLSI
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Yiu (Simon) Wu, University of Washington
John Ling, University of Washington
Ward J. Helms, University of Washington
This paper proposes a PArallel Two patH (PATH) technique for oversampled bandpass analog-to-digital converter in low-power and low-voltage environment to relax the settling requirement and to increase signal-to-noise ratio. The design considerations for the implementation are evaluated and strategies overcome the possible problems. It is clocked at 2OMHz and digitized a 2OOKHz bandwidth signal centered at IOMHz with 87dB Signal-to-Noise Ratio (SNR) while suppressing the undesired mirror image signal at 40dB in 1.8-V supply voltage.
Citation:
Yiu (Simon) Wu, John Ling, Ward J. Helms, "A Bandpass Sigma-Delta for Software Low-Power and Low-Voltage Radio by Using PATH Technique," glsvlsi, pp.198, Ninth Great Lakes Symposium on VLSI, 1999
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