Presentation 2012-05-24
Timing Synchronization Scheme for OFDM Signal in General Purpose Processor Based Software Defined Radio Receiver
Yuki TANAKA, Mamiko INAMORI, Yukitoshi SANADA,
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Abstract(in English) Software defined radio (SDR) is a technology that allows a single terminal to support various kinds of wireless systems by changing its software to reconfigure the wireless terminal. As a SDR receiver platform, a GPP based platform has been developed recently. In the SDR receiver, timing synchronization of OFDM signal through matched filtering with short preambles consumes a significant amount of computational power in the GPP. In this letter, a new time synchronization scheme for the GPP based SDR platform is proposed. The proposed scheme reduces the amount of data transmission between the memory and the GPP. It is shown through the experiment that the proposed scheme reduces the number of cycles for timing synchronization by 1/5.
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Keyword(in English) Cognitive radio / Overlapped FFT / Spectrum Sensing
Paper # SR2012-3
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Committee SR
Conference Date 2012/5/17(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Timing Synchronization Scheme for OFDM Signal in General Purpose Processor Based Software Defined Radio Receiver
Sub Title (in English)
Keyword(1) Cognitive radio
Keyword(2) Overlapped FFT
Keyword(3) Spectrum Sensing
1st Author's Name Yuki TANAKA
1st Author's Affiliation Dept. of Electronics and Electrical Engineering, Keio University()
2nd Author's Name Mamiko INAMORI
2nd Author's Affiliation Dept. of Electronics and Electrical Engineering, Keio University
3rd Author's Name Yukitoshi SANADA
3rd Author's Affiliation Dept. of Electronics and Electrical Engineering, Keio University
Date 2012-05-24
Paper # SR2012-3
Volume (vol) vol.112
Number (no) 55
Page pp.pp.-
#Pages 5
Date of Issue