给出了利用信号星座图的QAM信号调制方式识别技术。
The modulation recognition technique of QAM signal by the constellation diagram is given in this paper.
在军事领域，通信信号调制方式的识别是对敌方通信进行干扰或侦听的前提。
In military field, the modulations recognition of communication signals is the prerequisite of interference towards the enemy's communication.
通信信号调制方式的自动识别和调制参数的自动估计是非协作通信和软件无线电中的重要问题。
Automatic modulation recognition and modulation parameters estimation are key problems in non-cooperative communication systems and Software Defined Radio.
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