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- digital quadrature modulate 数字正交调制
- The Method of Reconstructing Optional Spectrum Signal and Digital Quadrature Modulation Based on DDS 基于DDS的任意频谱信号重构与数字正交调制方法
- digital quadrature modulation 数字正交调制
- Based on digital quadrature sampling, a new RLC parameter measurement approach is introduced and the elementary implementation principle is analysed. 摘要提出了一种基于数字正交采样测量参数电阻R、电感L、电容C的新方法，分析了该方法的测量原理，并对其进行了计算机仿真。
- Based on digital quadrature sampling,a new RLC parameter measurement approach is introduced and the elementary implementation principle is analysed. 提出了一种基于数字正交采样测量参数电阻R、电感L、电容C的新方法,分析了该方法的测量原理,并对其进行了计算机仿真。
- The digital quadrature sampling theorem for bandpass signal is presented and the optimum design for the sampling system is also discussed in this paper. 该文证明了带通信号的数字正交采样定理,并讨论了这种采样系统的优化设计。
- As a key technology in digital quadrature demodulation system,the direct IF sampling filter with sharp cutting-off transition band can improve the performance of demodulation system. 中频采样是数字正交鉴相系统中的一项关键技术,具有锐截止特性的中频采样滤波器可以改善鉴相系统的性能。
- The coherent signal processing is universal adopted in the modem radars.The key on signal processing is how to achieve high resolution base band digital quadrature I/Q demodulation. 现代雷达普遍采用相参信号处理，而如何获得高精度基带数字正交I、Q检波是整个系统信号处理的关键。
- The purpose of quadrature modulation is to generate the SSB RF exciting pulse that avoids exciting it's mirror slice. 正交调制的目的是产生单边带RF激发脉冲，以避免激发镜像层面。
- Such filtering is often necessary because the quadrature modulator comprises a pair of mixers. 积分调制器由一对混频器组成，所以这些滤波器通常是必要的。
- digital quadrature transformation 数字正交变换
- It is clearly clarified the conceptions of quadrature modulation, quadrature exciting, quadrature receiving, and quadrature demodulation in the MRI system. 摘要阐明了MRI系统中所使用的正交调制、正交解调、正交激发和正交接收的概念。
- digital quadrature coherent detection 数字正交相干检波
- Bandpass Sampling Theorem and Digital Quadrature Coherent Detection 带通采样定理与中频采集数字正交检波
- Design of a Digital Quadrature Demodulator for Signal Analysis 一种用于信号分析的数字正交解调电路设计
- The Digital Quadrature Coherent Detector with the Polyphase Filter 多相滤波法实现的数字正交相干检波器
- Digital Quadrature Coherent Detector with Reduced Polyphase Filter 基于多相滤波简化结构的数字正交相干检波
- quadrature modulated chrominance signal 正交调制彩色信号
- quadrature modulated chrominancesignal 正交调制彩色信号
- double sideband quadrature modulation 双边带正交调制
