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Abstract:
针对OFDM系统中FFT处理器的设计要求,选用4442混合基,按频率提取算法,设计128点高效FFT处理器.采用改进的基-4算法、乒乓RAM设计思想及流水线结构,使FFT处理器各个部分时序紧密配合,硬件和功耗得到优化.该ASIC采用SMIC CMOS 0.18 μm 1P5M工艺实现,结果满足时序和制造工艺要求,达到以下指标:工作频率66 MHz,芯片面积5.2075 mm2,功耗354.728 mW.
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微电子学
ISSN: 1004-3365
CN: 50-1090/TN
Year: 2010
Issue: 4
Volume: 40
Page: 583-587
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 3
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