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技术资料 时频调制，抗多径干扰，MATLAB源代码，实测可用
时频调制，抗多径干扰，MATLAB源代码，实测可用。-Time-frequency modulation, anti-multipath interference, MATLAB source code, measured available
通讯编程文档 The future satellite communication systems are re- quired to support the higher transmission data r
The future satellite communication systems are re-
quired to support the higher transmission data rate
for providing the multimedia services by employing
the e铿僣ient modulation method such as multi-level
QAM.
matlab例程 3 MATLAB functions for simulation of OFDM signal in Rayleigh fading channel. Including models for OF
3 MATLAB functions for simulation of OFDM signal in Rayleigh fading channel. Including models for OFDM frame generating, cyclic prefix, pramble, as well as model for Rayleigh channel, QAM modulation function and a example of test process.
微处理器开发 The PWM_1 project is a simple program for the STM32F103RBT6 using Keil MCBSTM32 Evaluation Board a
The PWM_1 project is a simple program for the STM32F103RBT6
using Keil MCBSTM32 Evaluation Board and demonstrating
the use of PWM (Pulse Width Modulation) with Timer TIM4.
matlab例程 BPSK_QPSK代码
BPSK_QPSK代码，详细绘制了BPSK, QPSK的波形。程序有一个主文件-modulation.m，通过此程序分别调用XXX_MOD/DEMOD.m
单片机编程 HT6221发码的接收原理及应用
HT6221发码的接收原理及应用
HT6221 是Holtek 公司生产的多功能编码芯片，采用PPM（Pulse Position Modulation）进行编码
通讯/手机编程 In this letter, the error performance of an ultra-wideband (UWB) system with a hybrid pulse amplitud
In this letter, the error performance of an ultra-wideband (UWB) system with a hybrid pulse amplitude and position modulation (PAPM) scheme over indoor lognormal fading channels is analyzed. In the PAPM UWB system, input data is modulated onto both the pulse amplitudes and pulse positions.
DSP编程 详细的OFDM设计过程
详细的OFDM设计过程，包括Matlab仿真、DSP源码及文档说明。
OFDM(正交频分复用)技术实际上是MCM(Multi-Carrier Modulation，多载波调制)的一种。