CC1125 的repeat mode的DSSS的扩频增益最大多少? 是不是10*log(32)=15dB. 这种模式的应用场景是怎样的?
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你好,
1.工程师测得编码增益在3-4dB范围内。未达到 6dB (10log4)(这将是理论极限)的原因是解调器中存在一些实现损失(速度,意味着需要的前导码位已被优先考虑)
2. CC112X supports DSSS repeat mode for applications requiring high sensitivity.