For the bands which have half band positions, an optimized scheme is put forward to select the band-pass sampling rates.
对于半整数带位的情况，文中给出了采样速率的选取及种类个数优化策略。
The non-ideal characteristic of intermediate frequency signal is unfavorable for band-pass sampling and affects the performance of quadrature transform.
研究用一种中频采样和数字信号正交变换理论实现脉冲多普勒雷达信号正交采样的新技术。
Aiming at data acquisition of radar echo signal with low SNR, IF band-pass sampling concept is proposed. High-speed acquisition card PCI_9820 is used to sample in real-time and store data.
针对低信噪比的雷达回波信号数据采集，文中给出了中频带通采样方案，并选用PC I_9820高速采集卡实时采集和存储数据。
Then, it discusses multi rate digital signal process (MRDSP) technology in SDR, emphasis is put on the analysis of band pass signal orthogonal sampling structure.
接着，探讨软件无线电中的多速率信号处理技术，重点分析软件无线电中的带通信号正交抽取结构；
Then, it discusses multi rate digital signal process (MRDSP) technology in SDR, emphasis is put on the analysis of band pass signal orthogonal sampling structure.
接着，探讨软件无线电中的多速率信号处理技术，重点分析软件无线电中的带通信号正交抽取结构；
应用推荐