In order to display a full-frame image in 3-d, you need an extremely high frame rate, so usually the TV must be capable of a 240-hz refresh rate.

为了展示3d全帧图像，就需要非常高的帧率，所以通常电视须具备240 - Hz的刷新频率。

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But PepsiCo also spent heavily on TV advertising, aiming the Pepsi Refresh Project at its traditional customer base.

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Hitachi's UltraVision UltraThin LED TVs include the W806 Smart 3D TV series in 48- and 55-inch screen sizes, offering 120Hz refresh rates for 3D content, built-in WiFi and IPTV connectivity.

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