| 适用于低频率生理信号片上谱分析的低功耗数字芯片设计 |
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| 引用本文： | 聂泽东,张凤娟,李杰,王磊. 适用于低频率生理信号片上谱分析的低功耗数字芯片设计[J]. 半导体学报, 2012, 33(6): 065004-4 |
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| 作者姓名： | 聂泽东 张凤娟 李杰 王磊 |
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| 作者单位： | Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China;Graduate University of the Chinese Academy of Sciences, Beijing 100049, China;Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China;Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China;Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China |
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| 基金项目： | 国家自然科学基金;国家重点基础研究发展计划（973计划）;中国科学院百人计划项目;广东省引进创新科研团队计划资助; |
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| 摘 要： | 本文针对人体传感网络的应用定制设计了一款基于片上处理技术的低功耗的数字芯片。该数字芯片主要包括一个用于生物医学信号谱分析的可扩展FFT处理模块,一个授权的ARM7TDMI内核和其他外围IP模块。该FFT采用了一种新的混合结构,存储器优化,减少乘法器,高效率的地址产生技术来降低功耗。芯片经过流片,并实际测试后表明,性能方面能满足生物医学信号处理要求,功耗方面,在1.8v输入下,功耗仅0.69mW @ 1MHz,该芯片计算256点FFT的能量是基于ARM7嵌入式平台计算所耗功耗的0.9%,同时,与业界主流ASIC实现的FFT相比,也具有低功耗优势。
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| 关 键 词： | 频谱分析 生理信号 专用集成电路 低功耗 低频 ASIC芯片 ARM7TDMI 快速傅立叶变换 |
Low-power digital ASIC for on-chip spectral analysis of low-frequency physiological signals |
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| Nie Zedong,Zhang Fengjuan,Li Jie and Wang Lei. Low-power digital ASIC for on-chip spectral analysis of low-frequency physiological signals[J]. Chinese Journal of Semiconductors, 2012, 33(6): 065004-4 |
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| Authors: | Nie Zedong Zhang Fengjuan Li Jie Wang Lei |
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| Affiliation: | Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China;Graduate University of the Chinese Academy of Sciences, Beijing 100049, China;Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China;Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China;Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China |
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| Abstract: | |
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| Keywords: | low-power processing-on-node spectral analysis |
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