The design of bit decision algorithm is a key technique for the DS spread spectrum sequence to be received correctly.

码元判决算法的设计是扩频序列能被正确接收的关键技术之一。

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Then it introduces receiving signal as reliability evaluate or weighted coefficient of hard-decision, consequently presents weighted bit-flipping decoding algorithm based on check sum.

在此基础上引入接收信号作为可靠性评估，使评估值作为硬判决的加权系数，从而提出基于校验和的加权位翻转解码算法。

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