A new method for sampling the lowpass equivalent of a bandpasssignal is proposed in this paper.
本文提出一种新的带通信号采样方法，实现对带通信号的“等效”低通信号采样。
2
A new quadrature sampling technique for arbitrary bandpasssignal within baseband sampling rate is presented.
提出了一种在基带采样率内对任意带通信号的正交采样技术。
3
For bandpasssignal under digital quadrature sampling, there is spectrum shifting. Although the sampling frequency satisfies the sampling theorem, it may cause spectrum aliasing.