高速红外图像采集系统是红外信号处理与信息处理的基础。
High-speed infrared image acquisition system is the basis of the infrared signal processing and information-processing.
其他的室内定位系统尝试通过使用无线电，超声波或者红外信号来给用户定位。
Other indoor positioning systems try to find a user's position using radio, ultrasound or infrared signals.
利用天花板和墙面的自然反射性，传送的红外信号能够被一个屋子里的所有接收器接收到。
Using the natural reflectivity of ceilings and walls, a transmitted infra-red signal can be received by any number of receivers within a room.
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