Note: this table of the original information, the user can delete.

注: 本表中的原有信息, 使用者可以删除.

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Spread spectrum communication uses much larger bandwidth than original information using pseudo noise ( PN ) sequences .

扩频通信采用伪随机 编码调制,使用比信息数据大得多的带宽.

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The original information for target identification is usually crude and can't be used to calculate directly.

目标识别的原始信息往往很粗糙难以直接用于计算.

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