其他传感器反应略为放缓的事件发生在节电模式。
The other sensors respond slightly slower to events that occur in save mode.
采用四段节电模式，不工作时自动进入节能模式。
Uses four section of electricity saving patterns, does not work when enters the energy conservation pattern automatically.
由于未传输视频数据时视频编码器呈 节电模式，因此可达到省电的功效。
Since the video coder is at energy-saving mode when not transmits video data, the invention can save energy.
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