调制技术（Modulation）是现代通信系统的核心，通过改变载波信号的幅度、频率或相位来传输信息。广泛应用于无线通信、广播、雷达和卫星通信等领域，是提高信号传输效率和抗干扰能力的关键。本页面汇集了207个精选资源，涵盖AM、FM、PM等多种调制方式，深入解析其原理与实现方法，助力电子工程师掌握这一...
Digital Modulation Techniques are those echniques through which we convert digital signals into analog signal which can ...
Abstract：Noise frequency modulation(FM)jamming。which belongs to blanket jamming。is already become the main form ofnoise...
The software is capable to simulate space time code [1] for QPSK modulation using different number of state. Examples of...
脉冲宽度调制（PWM）是英文“Pulse Width Modulation”的缩写，简称脉宽调制。它是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用于测量，通信，功率控制与变换等许多领域。一种模拟控制方式，根据相应...
Mapper for QAM 2,4 and 6 bits, taking streams and mapping 2 symbols for Modulation...
Modify the modulation example (COMMDOC_MOD) so that it uses a Gray-coded signal constellation....
Modify the modulation example (COMMDOC_MOD) so that it uses a Gray-coded signal constellation....