The video locating method comprises the following steps: a video device records the video of the ambient environment by a camera installed on the vehicle;

所 述视频定位方法包括：录像装置通过安装在车辆上的摄像头对周围环境进行录 像；

youdao

The system also comprises ambient light level sensing, video signal switching technology and power conversion circuitry.

该系统还包括环境光强度感觉、视频信号交换技术及能量转换电路。

youdao

Whereas the original prototype had a thin, flimsy shell, the Virta 2's gone downright rugged, ditching the iPhone chrome for a more durable gunmetal frame, and there's a full compliment of sensors (compass, accelerometer, ambient light and proximity) alongside quad-band radios, WiFi, Bluetooth and a pair of cameras for your video chat testing needs.

ENGADGET: Aava Mobile reveals Virta 2 smartphone development kit, we go hands-on