This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TI FFT 库算相位时,值是不是直接调用atan,没有对相位的象限作处理?

就是说,TI FFT 角度值只算去 -PI/2 到 PI/2这个范围的值,至于角度在几象限,则需要我们自己根据实部虚部去判断?