It is clearly clarified the conceptions of quadrature modulation, quadrature exciting, quadrature receiving, and quadrature demodulation in the MRI system.
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。
Modulation Demodulation algorithm is the core of software radio and affects the system performance directly.
调制解调算法在每一个软件无线电中发挥着核心的作用，并且直接影响到系统的性能。
On this paper, we introduce the key problem of the remote biomedical detection system, which is how to realize the modulation and demodulation of the signal and the anti-jamming measures.
文章介绍生物医学信号遥测系统的关键问题，即如何实现信号的调制、解调及抗干扰的一些措施。
After that, the article introduces the signal system as well as modulation and demodulation of Beidou satellite, next, explain the telegram form elaborately.
接着详细地介绍了北斗卫星的信号体制，对其调制解调方式作了深入地研究，对电文格式作了说明。
This paper discusses the theory and the realization approach of BOC modulation and demodulation in satellite navigation system, and focuses on the BOC code tracking technology.
讨论了卫星导航中BOC调制解调的原理和实现方法，并着重研究了接收机的码跟踪技术。
Based on the analyses of point to point millimeter wave communication system, we study and design the modulation and demodulation.
在分析毫米波点对点通信系统的基础上，研究和设计了其中的调制解调部分。
Both the modulation and demodulation techniques and the coding techniques have been involved in the system, and have been combined by TCM to improve the performance.
它涉及了调制解调技术、编解码技术两大关键技术，并采用TCM技术将两者结合起来，使得系统性能进一步提高。
Two Way Automatic communication System (TWACS) is a new valuable communication technology for distribution networks, which has special of modulation and demodulation.
双向工频通信技术(TWACS)是一种基于电力配电网络的新型通信技术，具有独特的调制解调机理。
The optical attenuation is used as optical modulator of demodulation system, which solves the problem of optical modulation.
将光衰减器用作解调系统的光调制器，解决了解调系统光信号的调制问题。
Then, the paper introduces the math module and achieving method of software modulation and demodulation of common digital modulating signals used in telecontrol & telemetry system.
接着介绍了遥控遥测常用的数字调制信号的软件调制解调的数学模型和实现方法。
Optical modulation and demodulation implementation scheme in mobile atmospheric laser communication system are designed.
论文设计了移动大气激光通信系统中的光信号调制解调的实现方案。
This paper describes the design and realization of the communication system OFDM modulation, demodulation of the digital circuit.
适合系统学习OFDM技术。本文设计并实现OFDM通信系统的调制、解调部分的数字电路。
Chapter 2 introduces the principle of the MSK modulation and demodulation system and gives the corresponding structure.
第二章介绍了MSK调制解调原理，给出调制和解调的结构。
A new approach to implement the 3dpsk signal modulation and demodulation system based on VHDL is presented.
对3dps K信号调制解调进行了研究，提出了一种用VHDL语言设计实现3dps K调制解调器的方案。
In this paper, according to the thinking of software radio, a PSK soft-modulation and soft-demodulation system based on audio-card and DSP is studied and implemented.
本文基于软件无线电的思想，研究并实现了以 多媒体计算机声卡和DSP为基本 硬件平台的PSK信号的软件调制解调。
The target of the communication system flat is modeling and calculating to modulation and demodulation of seven kinds of signals:AM, FM, SSB, 2ASK, 2FSK, 2PSK, 2QPSK.
通信仿真平台的任务是对调幅、调频、单边带、二进制振幅键控、二进制频移键控、二进制相移键控、正交相移键控等七种通信信号的调制和解调进行建模和计算。
Using ultraviolet fluorescent lamp as the light source, combining frequency modulation and demodulation technology can achieve a UV communication system with low date rates.
以紫外荧光灯为光源，结合调频和鉴频技术可实现低速率下的紫外通信。
The resource consumption of modulation system and demodulation system is given respectively.
同时分别给出调制和解调系统的的资源消耗费。
Researching the 2csk synchronization characterize based on changed Chua's circuit, and designing a hardware experimental system of 2csk signals for modulation and coherent demodulation.
研究了基于变型蔡氏电路的二进制混沌键控信号的同步特性，并设计一种二进制混沌键控信号调制与相关解调的硬件实验系统。
Researching the 2csk synchronization characterize based on changed Chua's circuit, and designing a hardware experimental system of 2csk signals for modulation and coherent demodulation.
研究了基于变型蔡氏电路的二进制混沌键控信号的同步特性，并设计一种二进制混沌键控信号调制与相关解调的硬件实验系统。
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