1. Comb-Assisted Real-Time Discrete Fourier Transform Processor
- Author
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Bill P.-P. Kuo, Vahid Ataie, Eduardo Temprana, Huan Hu, Nikola Alic, Stojan Radic, and Daniel J. Esman
- Subjects
Discrete-time Fourier transform ,Computer science ,Bluestein's FFT algorithm ,Fast Fourier transform ,Analog-to-digital converter ,Hardware_PERFORMANCEANDRELIABILITY ,02 engineering and technology ,Discrete Hartley transform ,Discrete Fourier transform ,law.invention ,Discrete Fourier transform (general) ,symbols.namesake ,020210 optoelectronics & photonics ,Cyclotomic fast Fourier transform ,law ,0202 electrical engineering, electronic engineering, information engineering ,Electronic engineering ,Hardware_REGISTER-TRANSFER-LEVELIMPLEMENTATION ,Signal processing ,DFT matrix ,Short-time Fourier transform ,Fractional Fourier transform ,Fourier transform ,Discrete sine transform ,Pulse compression ,Discrete frequency domain ,symbols ,Harmonic wavelet transform - Abstract
We present a high-speed flexible photonic-assisted Discrete Fourier Transform (DFT) processor based on a dual, phase-locked optical parametric combs. A 25-point DFT at 500 Million-DFT-point per second throughput is achieved relying on slow, 20 MS/s Analog to Digital Converter (ADC).
- Published
- 2017
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