Design and Evaluation of a Photonic FFT Processor
β Scribed by Richard G. Rozier; Fouad E. Kiamilev; Ashok V. Krishnamoorthy
- Publisher
- Elsevier Science
- Year
- 1997
- Tongue
- English
- Weight
- 158 KB
- Volume
- 41
- Category
- Article
- ISSN
- 0743-7315
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β¦ Synopsis
We describe the design of a high-performance chipset for computing 1-D complex fast Fourier transforms (FFT). Our chip technology is based on flip-chip integration of submicrometer CMOS ICs with GaAs chips containing 2-D arrays of multiple-quantum wells (MQW) diode optical receivers and transmitters. Our system technology is based on free-space optical interconnection. Compared to an electronic implementation, the proposed design offers increased performance and a reduced chip count. Since our design uses direct, one-to-one interconnections between chips, it is compatible with a number of emerging three-dimensional freespace optoelectronic packaging technologies.
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