A BOK-Chirp Spread Spectrum Communication Scheme Based on Fractional Fourier Transform
Yixi Zhou
Abstract
Yixi Zhou
Abstract
Chirp signals have the best energy concentration in a special fractional Fourier domain. A BOK-Chirp spread spectrum communication scheme based on fractional Fourier transform( Frft) is proposed. The Chirp signals are modulated by binary orthogonal keying signals at the transmitting end,and they are detected through Frft at the receiving end. Simulation shows that the scheme has good performance in bit error rate.
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Chirp signals have the best energy concentration in a special fractional Fourier domain. A BOK-Chirp spread spectrum communication scheme based on fractional Fourier transform( Frft) is proposed. The Chirp signals are modulated by binary orthogonal keying signals at the transmitting end,and they are detected through Frft at the receiving end. Simulation shows that the scheme has good performance in bit error rate.
Key concepts: Chirp, Fractional Fourier transform, Chirp spread spectrum, Fourier transform, Energy (signal processing), Algorithm, Bit error rate, Mathematics