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Abstract:
将模拟器件偏差、增益偏差、偏置偏差、量化噪声等现实误差引入到混合滤波器组ADC系统中.导致整个系统的性能与理想情况下相比有较大幅下降.为了解决上述问题,采用中心频带法进行改进.理论计算和系统仿真表明,该方法能有效地抑制系统性能的下降,可以降低混叠误差50 dB以上,降低失真误差2个数量级,提升系统信噪比40 dB.
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Source :
北京工业大学学报
ISSN: 0254-0037
Year: 2009
Issue: 12
Volume: 35
Page: 1597-1602
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 4
Chinese Cited Count:
30 Days PV: 5
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