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JSSC 2011第4期RF & Wireless90nm CMOSNeural Interface

A 130- W 64-Channel Neural Spike-Sorting DSP Chip V aibhav Karkare Student Membe

一款130μW 64通道神经尖峰排序DSP芯片,支持实时多通道无线神经信号处理。
130μW总功耗(64通道全开时功率密度30μW/mm²),数据率降低91.25%(11.71Mb/s→1.02Mb/s)
神经信号处理尖峰排序多通道ASIC低功耗设计实时DSP
64通道并行处理架构
基于MATLAB/Simulink的ASIC设计框架
可配置通道数(16/32/48/64)与动态功耗门控
Abstract
Spike sorting is an important processing ste pi n various neuroscienti fic and clinical studies. Energy-ef ficient spike-sorting ASICs are necessary to allow real-time processing of multi-channel, wireless neural recordings . Spike-sorting ASICs have to meet stringent power-density constraints and must provide significant data-rate reduction for wireless transmission. Most ex- isting designs either provide only spike de tection for multi-channel processing, or they provide detection and feature ext