Changes in the electrical pattern of the brain indicate that the stimulus is getting through to the infant's central nervous system and eliciting some form of response.
脑电模式的变化表明，刺激正通过婴儿的中枢神经系统，并引发某种反应形式。
2
IntendiX works by watching out for a brainwave pattern known as P300 ERP (event-related potential), which appears around 300 milliseconds after a stimulus such as the appearance of a bright light.