3) RF direct digitalization
射频直接数字化
1.
The paper presents a scheme of design and implementation of short wave narrow band(receiver s) RF front end based on RF direct digitalization,laying emphasis on the design and realization of RF AGC and electrically tuned filter which are the key technology of the scheme.
提出了一种基于射频直接数字化的短波窄带接收机射频前端的设计实现方案,并且着重讨论了作为此方案关键技术的射频AGC及电调谐滤波器的具体设计方案和实现过程。
5) common digitized RF configuration
共用数字化射频配置
6) digital IF
中频数字化
1.
Digital IF Scheme for TETRA Base Station by Apparatus of Analog Devices Corp.;
基于AD公司器件的TETRA基站中频数字化实现方案
2.
A scheme of signal processing for navigation DME/P based on digital IF is proposed,the principle and the function of each processing cell are described,the realization and the simulation results are also provided.
简要叙述了导航精密测距的基本原理,提出了基于中频数字化的导航精密测距信号处理方案,介绍了各个处理单元的原理及功能并给出了实现方法和仿真结果。
补充资料：射频
射频
物理学术语。介于声波和红外线之间的波的频率。用于MR研究的射频常在兆赫兹(MHz)范围内。磁共振成像中，必须使用射频脉冲选择性激励特定层面的质子，以产生MR信号。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条