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Thejammingofspreadspectrumcommunicationssystemandt
- 西电毕业论文,文章详细的阐述了直扩原理并且进行了仿真。扩展频谱技术有多种基本实现方式,本文主要介绍的是直接序列 扩频技术,特别针对二进制的 PSK调制解调技术,直接序列扩频系统的抗干 扰能力分析与直接序列扩频系统的同步方法,并进行了相关仿真分析。-Spread spectrum communications has many basic manners of implementation, this paper main introduces the dir
ModeAndDemode
- 数字信号ASK、FSK、PSK调制解调算法-Digital signal modulation and demodulation algorithms
modulation_simulation
- 此仿真中,包括模拟的调幅,调频,调相系统以及数字的ASK,FSK,PSK等调制系统。可以进行常见通信调制系统的仿真-This simulation, including analog AM, FM, phase modulation systems, and digital ASK, FSK, PSK and other modulation systems. Modulation can be common communication system simulation
Code
- 设计一个正弦信号发生器,使用凌阳公司的16位单片机SPCE061A作为中央控制器,结合DDS芯片AD9850,产生0~15MHz频率可调的正弦信号,正弦信号频率设定值可断电保存;使用宽频放大技术,在50Ω负载电阻上使1K~10MHz范围内的正弦信号输出电压幅度VP-P=6V±1V;产生载波频率可设定的FM和AM信号;调制信号为1KHz的正弦波,调制信号的产生采用DDS技术,由CPLD和Flash ROM加上DAC进行直接数字合成;二进制基带序列码由CPLD产生,在100KHz固定载波频率下进行数
modeum(ask-fsk-)simulaition
- 用MATLAB仿真ask,psk,fsk等调制解调方法的代码,已经运行过了没问题-Modem (ask, psk, fsk) simulation Simulation with MATLAB ask, psk, fsk modulation and demodulation method such as the code
shuzitiao
- 数字调制程序fsk psk dpsk各种调制的源程序 升余弦信号等-Fsk psk dpsk digital modulation process of the source of various modulation cosine signals
features
- 各种调制方式调制识别用,区分ask,psk,fsk-Modulation recognition using
ASK-OOK-FSK-BPSK
- 二相相移键控(BPSK)是用二进制基带信号(0、1)对载波进行二相调制。BPSK是最简单的PSK形式,相移大小为 180°,又可称为2-PSK。在群点聚集的地方,其实都不是非常有关系,在该图像中,群点分布在水平轴上的0°和180°上。由于BPSK使用严重的失真致使解调器作出错误的判断,所以该调制方式是所有PSK中最强的。但它只能以1bit/symbol调制而不适合高数据率应用情况。 -bpsk modulation
fsk_ask_psk
- 运用matlab实现fsk、psk、msk调制-Using matlab to achieve fsk, psk, msk modulation
QPSK_OQPSK
- 使用数值仿真和电路实验的方法,对Q PSK ( quadrature phase shift key ing)和OQ PSK ( off2 set quadrature phase shift keying)调制信号通过功率放大器后的频谱扩散问题进行了探讨。-Numerical simulation and circuit experiment using the method of Q PSK (quadrature phase shift key ing) and OQ PSK (off
AD9954
- AD9954驱动程序,主控为CPU为STM32,包括单一模式,线性扫面模式,RAM模式,可以产生AM,FM,ASK,PSK,FSK调制信号-AD9954 driver, master for CPU is STM32, including single mode, linear sweep surface model, RAM model, can generate AM, FM, ASK, PSK, FSK modulation signal
zhengxian
- 实现了ASK,PSK,FSK调制信号产生的数字信号源-To achieve the ASK, PSK, FSK modulation signal generated by digital signal source
sigmodulation
- 各种数字调制信号的产生,包括QAM,FSK,PSK,MATLAB程序-All kinds of digital modulation signal generation, including QAM, FSK, PSK, MATLAB program
butongxinzaobi
- 各种数字调制的误码率分析如fsk、psk、ask等的误码率仿真图形。-The bit error rate of digital modulation analysis such as fsk, psk, ask, etc. BER simulation graphics.
Modulation___Techniques
- Modulation tech. algorithms like ASK,BPSK,PSK,FSK and their C codes
display_signal
- 基于matlab-GUI制作的数字通信信号的调制仿真,包括时域、功率谱显示,仿真的调制方式有:ASK、FSK、PSK、QPSK、OQPSK、1/4piQPSK、8PSK、MSK,比较直观易懂,可供需要的同胞参考-this process mainly simulate varity of digital signal modulation,such as ASK、FSK、PSK、QPSK、OQPSK、1/4piQPSK、8PSK、MSK
PSK_AWGN
- modulation psk canal awgn
Digital_Communication
- 生成多种调制方式信号的matlab仿真例程,2ASK,2PSK,2FSK,2DPSK-Generate a variety of modulation mode signal of matlab simulation routines, 2 ASK, 2 PSK, 2 FSK, 2 DPSK
mod.c
- 用C 写的 ASK, FSK, PSK, QAM 数字调制技术模拟,画出了调制后的信号,GUI 界面操作-a simulation about ASK, FSK, PSK AND QAM modulation, GUI interface is used for operation.
Modulations_M-aires
- performance of the modulation ASK,FSK,PSK-performance of the modulation ASK,FSK,PSK.....