搜索资源列表
FPGA_DDS
- 基于FPGA+DDS的MSK数字调制源设计 通信中的DDS技术应用-FPGA + DDS MSK modulation source design communication of DDS technology
16QAMAHDL
- 16QAM调制器的AHDL语言设计与实现 很有参考增加值-16QAM modulation of AHDL Design and Implementation of great reference value
ruanjianwuxiandian
- 软件无线电中数字调制信号的自动识别,,,信号自动识别的可一-software radio digital modulation signal, the automatic recognition, and automatic signal recognition of a look
maphack120e5
- 系统具有强大功能,MSK调制解调的仿真,是我刚作出来的-system has powerful functions, MSK modulation and demodulation of the simulation is that I have just made to the
CDMA
- 这篇实验报告阐述了无线通信系统仿真的原理。主要完成两个任务,任务一是BPSK调制在AWGN信道和在rayleigh信道下的性能比较,任务二 CDMA扩频多用户系统。这篇报告介绍了相关原理,并且在附录上有matalb源代码及注释。-This report describes the experimental wireless communications system simulation theory. Completed two major tasks, First, the task BPS
DVB标准手册+核心数据介绍
- DVB Open Transmission Core (dvbotc) is an implementation of the DVB-T standard ETSI 300 744v1.05. It is based on opendvb, but has been heavily modied and re-written in the C language to be able to achieve the goal of Real Time encoding and modulatio
藍芽GFSK調變/解調分析之程式概念介紹
- 比较好的关于gfsk modulation 藍芽GFSK調變/解調分析之程式概念介紹
power_svpwm.pwm的调制技术matlab实现mdl文档
- pwm的调制技术matlab实现mdl文档可以直接参考,pwm modulation technique matlab implementation can directly refer to the document mdl
CMMB_standard.rar
- 广电总局CMMB手机电视标准: 1.广播信道帧结构、信道编码和调制 2.信道复用 ,SARFT CMMB mobile TV standard: 1. Broadcast channel frame structure, channel coding and modulation 2. Multiplexed channel
220.1.rar
- CMMB移动多媒体广播标准 第一部分:广播信道,帧结构,信道编码和调制,Mobile multimedia broadcasting part 1: framing structure, channel coding and modulation for broadcasting channel
mskviterbi
- 该程序实现的是MSK调制方式下,用维特比实现译码的功能-The program of the realization of the MSK modulation mode, is with victor than implement the function of the decoding
LDPC-modulation-skeme
- 具有不等错误调制方式的LDPC码的性能分析,包括误码率,功率谱等-failed to translate
2ASK.二进制幅度键控
- ASK(二进制幅度键控)是一种最简单的数字信号的载波传输,本文通过对数字信号的2ASK调制,解调在不同信噪比的情况下误码率分析,得出不同信噪比下的误码率。 通过对2ASK的仿真更好的理解了数字调制系统的组成以及各模块的功能。 ,ASK (binary amplitude shift keying) is a simple digital signal carrier transmission, this paper 2ASK digital signal modulation, demod
Spread Spectrum 07
- SPREAD SPECTRUM MODULATION TECHNIQUES -spread spectrum - those modulation methods that are producing a signal whose spectrum is more wider than of the data signal, the occupied frequency band being independent by the signal of data band. -The sig
digital_mod
- DIGITAL MODULATION SCHEMES
kuopin
- 扩频系统,首先随机产生01序列,然后通过扩频,脉冲成型,BPSK调制发送,接收端接收进行解扩解调-The wide frequency system, first stochastically has 01 sequences, then through the wide frequency, the pulse formation, the BPSK modulation transmission, the receiving end receive carries on the despre
dainlu
- 此开关稳压电源由AT89S52单片机作为控制核心。系统包括AD采样,PID控制,PWM输出,构成闭环系统。交流电源输入到整流模块,经整流滤波后输出平稳的直流电压。该直流电压直接输出至IGBT全桥变换器模块。高精度AD转换器将后端输出的电压电流信号由模拟信号量变为数字量供给单片机进行数字PlD运算,经过PID控制运算后,由控制模块输出PWM调制波形至IGBT栅极,构成一个闭环系统,控制电压稳定输出,从而实现开关稳压电源控制系统。此外,可由键盘输入欲得电压值,从LCD显示实际电压值,人机交互界面友好
DVB
- 通过分析8PSK 调制方式的载波恢复、定时恢复算法, 提出了一种适用于新一代数字卫星电视标准DVB S2 的全数字解调算法, 改进了相位频率检测( PFD) 算法以适合于8PSK 解调. 载波恢复采用频率检测( FD) 和相位频率 检测相结合的结构, 跟踪范围超过1 倍符号率. 采用Gardner TED 算法进行定时恢复.-By analyzing the 8PSK modulation carrier recovery, timing recovery algori
Nonlinear_Fiber_Optics_Chinese_edition
- 光纤是20世纪的重大发明之一,其导光性能臻于完美,很难想像还会有更好的替代者。本书是光学、光子学和光通信领域的重要译著,分原理篇和应用篇两部分。原理篇包括光传输方程、群速度色散、自相位调制、调制不稳定性和光孤子、偏振效应、交叉相位调制、受激散射和光参量过程等内容,科学归纳为非线性光纤光学,侧重于基本概念和原理。应用篇内容包括光纤光栅、光纤耦合器,各种光纤干涉仪、光纤放大器和光纤激光器,光脉冲压缩技术,以及有关光纤通信系统和孤子波系统中的传输问题,体现了非线性光纤光学在光波技术、光通信领域的应用。
channel_model
- GSM 物理层信道编码, 调制, 信道模拟, 同步搜索, 信道估计, 均衡解调, 信道译码-GSM -physical layer channel coding, modulation, channel modeling, synchronization search, channel estimation, balanced demodulator, channel decoder