Interframe prediction is key to video compression and can effectively eliminate the time redundancy of video coding, reduce coding rate and enhance coding efficiency.

帧间预测是视频压缩的关键技术之一，能有效消除视频编码中的时间冗余，降低编码码率，提高编码效率。

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Video objects segmentation from video sequence is the key of implementing content-based compression coding method.

从视频序列中分割出视频对象是实现基于内容压缩编码方法的关键。

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Bit-rate control is a key topic in the constant bit - rate video compression coding system.

码率控制是恒定码率视频压缩编码系统的一个关键研究课题。

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New compression formats like HEVC (high efficiency video coding) may be the key to enabling Ultra HD and making room for the explosion of mobile devices.

FORBES: Why Isn't TV Everywhere?

The delivery of UltraHD TV requires a more efficient compression codec made possible by the use of the new High Efficiency Video Coding (HEVC) standard.

ENGADGET: Broadcom's new ARM-based chip boosts Ultra HD TV into living rooms of the future