For the conventional modulation and demodulation of Minimum Frequency Shift Keying (MSK), the new models for modu - lation and demodulation on digital MSK based on VHDL are developed.
针对传统的最小频移键控(MSK)的调制解调方式，提出一种基于甚高速硬件描述语言(VHDL)的数字式MSK调制解调模型。
This paper introduces the realizations of 2fsk modulation and demodulation algorithm with the DSP and discusses the digital filter that is used in the demodulation algorithm in detail.
详细介绍了用DSP实现2fsk调制解调的算法，并就解调中所应用的数字滤波器做了具体分析。
The interface circuit of ST7536 and power line finishes the modulation and demodulation of digital signal.
ST7536实现系统与电力线的接口，完成数字信号的调制与解调；
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。
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。
It was introduced that the hardware structure and working principle of ASIC Z87200 of direct-sequence digital-pulse modulation and demodulation, which was produced by ZLOG TELECOM.
介绍了ZLOG电信公司生产的Z872 0 0直接系列数字脉冲调制解调芯片的硬件结构及其工作原理。
In the digital mobile communication, with the effect of modulation, transmission channels and demodulation, the received signal ineluctably has some distortion.
在移动通信系统中，信号经过调制发射、信道传输和接收解调的过程中，不可避免的会引入一些干扰，使得有用信号受到影响。
Paper focuses on the use of all-digital technology design GMSK modem for a more extensive use of GMSK modulation and demodulation technology.
论文重点研究利用全数字化技术设计gmsk调制解调器，以便更广泛地使用gmsk调制解调技术。
Therefore, the study of all-digital QPSK modulation and demodulation based on FPGA has important significance.
因此，基于FPGA的全数字QPSK调制解调的研究具有重要的意义。
The digital part is responsible for combining digital signal processor DSP with ADC to realize frequency spectrum remove, which is to realize the function of modulation and demodulation.
数字部分为数字信号处理器DS P结合adc实现信号的频谱搬移，达到调制解调功能。
The digital part is responsible for combining digital signal processor DSP with ADC to realize frequency spectrum remove, which is to realize the function of modulation and demodulation.
数字部分为数字信号处理器DS P结合adc实现信号的频谱搬移，达到调制解调功能。
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