Presentation 2013-07-18
A Temporal Analysis on FFT using GNU Radio for Spectrum Sensing
Yuki MIZUTANI, Manabu SATO, Yuusuke KAWAKITA, Haruhisa ICHIKAWA,
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Abstract(in English) Aiming to detect the center frequency of energy harvesting wireless sensor, we formulated the processing time of FFT analysis, and confirmed the validity of that formula by an experiment. Although energy harvesting wireless sensor operates with no battery by energy harvesting, its center frequency is not stable by reason of simplifying the circuit. To detect unstable center frequency with high accuracy, we think energy detection-based FFT analysis is an effective solution. We formulated the transaction time of FFT analysis using GNU Radio, and experimented to prove the validity of that formula. As a result, we found that the transaction time doesn't increase in proportion to FFT size, and also found sampling rate is dominant parameter.
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Keyword(in English) Energy Harvesting Wireless Sensor / GNU Radio / Spectrum Sensing / Energy Detection
Paper # NS2013-52,RCS2013-103,SR2013-41,ASN2013-70
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Conference Date 2013/7/10(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Temporal Analysis on FFT using GNU Radio for Spectrum Sensing
Sub Title (in English)
Keyword(1) Energy Harvesting Wireless Sensor
Keyword(2) GNU Radio
Keyword(3) Spectrum Sensing
Keyword(4) Energy Detection
1st Author's Name Yuki MIZUTANI
1st Author's Affiliation The University of Electro-Communications()
2nd Author's Name Manabu SATO
2nd Author's Affiliation The University of Electro-Communications
3rd Author's Name Yuusuke KAWAKITA
3rd Author's Affiliation The University of Electro-Communications
4th Author's Name Haruhisa ICHIKAWA
4th Author's Affiliation The University of Electro-Communications
Date 2013-07-18
Paper # NS2013-52,RCS2013-103,SR2013-41,ASN2013-70
Volume (vol) vol.113
Number (no) 131
Page pp.pp.-
#Pages 6
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