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ISSCC 2014Session 24 · INTEGRATED BIOMEDICAL SYSTEMSMedical & Bio

A Miniaturized 64-Channel 225µW Wireless Electrocorticographic Neural Sensor

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📋 论文概要

该论文提出了一种微型化、低功耗的64通道无线皮层脑电图(ECoG)神经传感器,旨在改善神经植入物的长期使用稳定性。通过无线传输和低功耗设计,解决了传统穿透电极阵列引起的组织疤痕和信号退化问题。

💡 主要创新点

重要性
发表年份
ISSCC 2014

🏷 关键词

脑机接口无线神经传感器皮层脑电图

📄 原文摘要

Simone Gambini2, Toni Bjorninen3, Aaron Koralek1, Jose M. Carmena1, Michel M. Maharbiz1, Elad Alon1, Jan M. Rabaey1 University of California, Berkeley, CA, University of Melbourne, Parkville, Australia, 3 Tampere University of Technology, Tampere, Finland 1 2 Substantial improvements in neural-implant longevity are needed to transition brain-machine interface (BMI) systems from research labs to clinical practice. While action potential (AP) recording through penetrating electrode arrays offers the highest spatial resolution, it comes at the price of tissue scarring, resulting in signal degradation over the course of several months [1]. Electrocorticography (ECoG) is an electrophysiological technique where electrical potentials are recorded from the surface of the cerebral cortex, reducing cortical scarring. However, today’s clinical ECoG implants are large, have low spatial resolution (0.4 to 1cm) and offer only wired operation.

👥 作者与机构

Rikky Muller1,2, Hanh-Phuc Le1, Wen Li1, Peter Ledochowitsch1,

分类:Medical & Bio · 年份:ISSCC 2014