There is also a new FaceTime camera, which can stream video in 720p resolution and display it in a new widescreen format.

同样，新系列搭载了FaceTime摄像头，可以拍摄720P录像，并且可以用宽屏格式播放。

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This is not "digital television" — it is a normal composite video signal for analog television converted to a digital format for transmission and then converted back to analog for display.

这不是“数字电视”——模拟的组合视频信号变为数字信号以利传输，由变回到模拟信号用以在模拟电视机上显示图像。

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As a format conversion device between the video source and the display equipment the video signal processing chip (VSPC) plays an important role in video display.

视频信号处理芯片解决了视频输入源同目标显示设备之间的制式匹配问题，已成为各类显示设备中不可或缺的关键芯片。

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Display makers claim to make sure their sets can show video at the best possible resolution regardless of source and format, and that's where the question above comes into play.

ENGADGET: To 720p or not 720p? HDBlog raises the question.