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. 2020 Dec 17;14:611130. doi: 10.3389/fnins.2020.611130

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Copyright © 2020 Fontanillo Lopez, Li and Zhang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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IntendiX spelling system. Reprinted from Intendix, The Brain Computer Interface Goes Commercial, by Singularity Hub (2010), https://singularityhub.com/2010/03/07/intendix-the-brain-computer-interface-goes-commercial-video/. Copyright 2010, by g.tec medical engineering GmbH.