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JSSC 2022第4期RF & WirelessNeural Interface

A Light-Tolerant Wireless Neural Recording IC for Motor Prediction With Near-Inf

一种光耐受无线神经记录IC,用于运动预测,支持近红外光供电和数据遥测。
0.57 µW功耗,4.1噪声效率因子(NEF)
无线神经记录近红外光光耐受低功耗运动预测
光耐受设计,支持300 µW/mm²光照射
伪电阻无放大器,功耗0.57 µW
片上神经特征提取器和个体增益控制
Abstract
Miniaturized and wireless near-infrared (NIR)- based neural recorders with optical powering and data telemetry have been introduced as a promising approach for safe long-term monitoring with the smallest physical dimension among state- of-the-art standalone recorders. However, the main challenge for the NIR-based neural recording integrated circuits (ICs) is to maintain robust operation in the presence of light-induced parasitic short-circuit current from junction diodes. This is especially true