CMMB移动数字电视调谐器中频率综合器的研究与设计的中期报告.docx

CMMB移动数字电视调谐器中频率综合器的研究与设计的中期报告 摘要： 本文主要介绍了CMMB移动数字电视调谐器中频率综合器的研究与设计的中期报告。首先，介绍了CMMB移动数字电视的发展背景和现状。接着，分析了CMMB移动数字电视调谐器的工作原理和中频频率的选取原则，并介绍了中频频率综合器的设计方法。然后，详细介绍了中频频率综合器的各个模块的设计及其参数的确定，并给出了仿真结果。最后，对整个设计过程进行了总结，并给出了今后的工作计划。 关键词：CMMB移动数字电视；调谐器；中频频率；综合器；设计 Abstract： This paper mainly introduces the midterm report of the research and design of the intermediate frequency synthesis in CMMB mobile digital TV tuner. Firstly, the development background and current situation of CMMB mobile digital TV are introduced. Then, the working principle of CMMB mobile digital TV tuner and the selection principle of intermediate frequency are analyzed, and the design method of intermediate frequency synthesis is introduced. Next, the design of each module of the intermediate frequency synthesizer and the determination of its parameters are described in detail, and simulation results are given. Finally, the whole design process is summarized, and the future work plan is given. Keywords: CMMB mobile digital TV; tuner; intermediate frequency; synthesizer; designCMMB移动数字电视调谐器中频率综合器的研究与设计的中期报告 摘要： 本文主要介绍了CMMB移动数字电视调谐器中频率综合器的研究与设计的中期报告。首先，介绍了CMMB移动数字电视的发展背景和现状。接着，分析了CMMB移动数字电视调谐器的工作原理和中频频率的选取原则，并介绍了中频频率综合器的设计方法。然后，详细介绍了中频频率综合器的各个模块的设计及其参数的确定，并给出了仿真结果。最后，对整个设计过程进行了总结，并给出了今后的工作计划。 关键词：CMMB移动数字电视；调谐器；中频频率；综合器；设计 Abstract： This paper mainly introduces the midterm report of the research and design of the intermediate frequency synthesis in CMMB mobile digital TV tuner. Firstly, the development background and current situation of CMMB mobile digital TV are introduced. Then, the working principle of CMMB mobile digital TV tuner and the selection principle of intermediate frequency are analyzed, and the design method of intermediate frequency synthesis is introduced. Next, the design of each module of the intermediate frequency synthesizer and the determination of its parameters are described in detail, and simulation results are given. Finally, the whole design process is summarized, and the future wor