modulation theory meaning in Chinese
调制理论
Examples
- A introduction to communication systems and modulation theories , the course also provide many communication applications include cd , gif / jpeg / mpeg , cellular phones , cable modems , etc
对于通讯系统与调变理论有完整的理解，并介绍通讯技术与各种环境的应用。 - Firstly , ale system ' s base content is introduced , then an analysis of ale system ' s structure and design is put forward , and then 8cpfsk modulation theory and error control technique are discussed
本文首先介绍了ale协议的基本内容，分析了ale系统的结构和设计思路，然后对8cpfsk信号的调制解调技术、差错控制技术进行了理论研究。 - Firstly , the low frequency vibration of benfield frame is analyzed and tested . the nature and reason of the vibration of benfield frame are analyzed . a modulation theory is suggested and displayed to explain the low frequency vibration reason of benfield frame
文章首先分析和测试了苯菲尔框架的低频振动，分析了苯菲尔框架大幅低频振动的性质和原因，提出了造成框架振动的低频调制理论。 - This paper focuses on the analysis of sigma delta modulation theories such as mathematics models , noise shaping characteristics , etc . combined with traditional pll fractional - n synthesizers structures , a project of sigma delta modulator is proposed , and the algorithmic analysis is implemented by fpga
本文在阐述-调制理论,分析其数学模型,噪声整形特性基础上,结合传统小数分频合成器,提出了-调制小数分频锁相环频率合成器实现方案,及其在fpga里的调制器算法。 - Several topics on coding and modulation theories of uav communication were discussed in this thesis . by analyzing features of uav communication , difference on three aspect between uav and satellite / civil mobile communication were pointed out , i . e . rapidity of the channel state parameters changing when low - altitude flying , wide range of the signal to noise ratio ( snr ) in receiver , and demand on transmission delay
无人机通信与卫星通信、移动通信有相似之处，也有明显不同，主要是：无人机低空飞行时信道参数变化剧烈，通信中接收机信噪比变化范围大，要求传输时延短。