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Development of a Crosstalk Suppression Algorithm for KID Readout

The GroundBIRD telescope aims to detect B-mode polarization of the cosmic microwave background radiation using the kinetic inductance detector array as a polarimeter. For the readout of the signal from detector array, we have developed a frequency division multiplexing readout system based on a digi...

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Bibliographic Details
Published in:Journal of low temperature physics 2018-11, Vol.193 (3-4), p.525-532
Main Authors: Lee, Kyungmin, Ishitsuka, H., Oguri, S., Suzuki, J., Tajima, O., Tomita, N., Won, Eunil, Yoshida, M.
Format: Article
Language:English
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Summary:The GroundBIRD telescope aims to detect B-mode polarization of the cosmic microwave background radiation using the kinetic inductance detector array as a polarimeter. For the readout of the signal from detector array, we have developed a frequency division multiplexing readout system based on a digital down converter method. These techniques in general have the leakage problems caused by the crosstalks. The window function was applied in the field programmable gate arrays to mitigate the effect of these problems and tested it in algorithm level.
ISSN:0022-2291
1573-7357
DOI:10.1007/s10909-018-1934-z