发明授权
US08042947B1 Information system 有权
信息系统

Information system
摘要:
The invention relates to an information system comprising a signal detection device (1751) which detects signals reflected back by at least one eye having a retina; a visual field detection device which detects visible light in a visual field associated with the retina, without detecting a ghost image of the retina; an information device; and an output device which co-operates with the information device to provide information according to the detected light and in correlation with the detected signals.
信息查询
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