The analysis and solution to DC shift of if receiver are also mentioned.
本文还对零中频接收机的直流漂移问题及其解决方案进行了分析。
This subject has completed the research and development of a digital IF receiver based on PCI bus, associating with the proj.
本课题结合项目要求，设计实现了一种基于PCI总线结构的数字中频接收机。
In this paper, the conception of SWR is introduced, and the structure of digital IF receiver system is discussed including its core technology.
本文介绍了软件无线电的概念，探讨了数字中频接收机系统结构及其采用的关键技术。
This paper is the study of OFDM SNR estimation algorithm system, using DSP chips and IF receiver platform composed by AD6640 and AD6620 to apply it in actual OFDM transmission system.
本文研究的是OFDM系统中的信噪比估计算法．并利用DSP芯片．通过AD6640和AD6620组成中频接收平台，将其应用到实际的OFDM传输系统中。
This method provides the reference for testing and debugging IF receiver, and ends the condition that only performance determination and simple checking can be executed in TT&C modulation.
该方法对检验中频接收机的工作性能及调试有着指导意义，结束了遥测解调性能只能定性、粗略检查的现状，为主战设备选取提供了理论依据。
In digital IF receiver based on IF sampling technology, one important issue of system design is how to realize wide instantaneous dynamic range, when the available digits of AD converter is limited.
在基于中频采样技术的数字中频接收机中，怎样在AD变换器位数受限的情况下实现较大的系统瞬时动态范围是系统设计中的一个重要问题。
In digital IF receiver based on IF sampling technology, one important issue of system design is how to realize wide instantaneous dynamic range, when the available digits of AD converter is limited.
在基于中频采样技术的数字中频接收机中，怎样在AD变换器位数受限的情况下实现较大的系统瞬时动态范围是系统设计中的一个重要问题。
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