搜索资源列表
MIMOMRC
- 研究相关瑞利衰落信道上MIMO系统中组合发射机选择合并(SC)/4t-收机最大比合并(MRC)的天线分集系统性能。使用矩生成函数方法,推导相关瑞利衰落信道上采用组合SC/MRC天线分集和相干检测的M 进制相移键控(MPSK),M进制正交幅度调制(MQAM),M 进制脉冲幅度调制(MPAM)等几种M 进制数字调制方式的误符号率精确表达式。数值计算结果阐明相关性和天线阵结构对采用组合SC/MRC天线分集的几种M 进制数字调制方式的平均误符号率性能的影响。-Research related to Ra
qpsk_mod
- QPSK调制实现,这是通信原理中很重要的一种调制方式!-QPSK modulation to achieve, this is a very important principle of communication as a modulation!
demod
- QPSK的解调实现,通信领域的人都知道QPSk是很重要的一种调制方式!-QPSK demodulation to achieve, communications QPSk know is very important to a modulation!
some_modulation_way
- 本人写的小程序,包含有QPSK、ASK、OOK、FSK、BPSK等几种调制方式-I wrote a small program, includes QPSK, ASK, OOK, FSK, BPSK modulation, such as several
Mpsk2_kdb
- 本程序 是M进制PSK调制方式的仿真程序,是最基本的学习MPSK的材料-This procedure is the M-band PSK modulation of the simulation program, is the most basic learning materials MPSK
MIMOOFDM
- 自适应MIMO-Wimax通信系统仿真程序,调制方式QPSK,QAM可选,信道条件符合802.16标准。是MIMO,OFDM初学者的必备入门资料-Adaptive MIMO-Wimax communication system simulation program, Modulation QPSK, QAM optional, channel conditions in line with the 802.16 standard. Is a MIMO, OFDM essential introd
DMTofxDSL
- 在所有这些xdsl技术当中,ADSL 是最具前景 及竞争力的一种,将在未来十几年甚至几十年内占主导地位。在系统中,常用的调制方式有QAM离散多音频DMT-Xdsl technology in which all of these, ADSL is the most prospects and a competitive edge, will in the next ten years or even decades dominated. In the system, are commonly
Detectionreceiver
- 本设计采用AT89S52为控制核心,以DDS芯片AD9850产生频率可以自动可调的正弦扫频信号,实现了全频范围和特定范围内自动搜索和手动搜索,并且鉴别外来信号的调制方式:调频、调幅、等幅。通过单片机自动显示外来信号频率并存储,达到侦察接收机的性能要求。-AT89S52 the design for the control of the core, have a DDS chip AD9850 automatically adjustable frequency swept sine signal
xinhao1
- 采用AVR单片机编写的正弦信号、方波信号、三角波信号发生器。使用PWM调制方式进行调制后再解调通过RC滤波器滤出信号。-AVR prepared using single-chip sinusoidal signal, square-wave signal, triangular wave signal generator. The use of PWM modulation modulation through the RC filter after the demodulation filt
200775041
- 用单片机C51语言编写,含有按键可控,调制方式可选,液晶LCD12864显示中心频率的发射机模块;-C51 language with single-chip, which contains key control, optional modulation, liquid crystal display center LCD12864 frequency transmitter module
200998301FSK
- 基于FPGA的利用FSK调制方式的无线传输系统中的短信息发送传输接收,对无线传输的学习有很大帮助!-FPGA-based FSK modulation used for wireless transmission system to send the short message transmission to receive, for wireless transmission of great help to learn!
2fsk
- 对信号实现2FSK调制,2FSK就是用数字信号去调制载波的频率(移频键控),是信息传输中使用得较早的一种调制方式。它的主要优点是:实现起来较容易;抗噪声与抗衰减的性能较好;在中低速数据传输中得到广泛的应用。-the performance of 2FSK based on verilog
FPGACPLDMSK
- 为了便于信号发射,提高信道利用率、发射功率效率以及改善通信质量,人们研制出各种通信信号的调制样式。尽管调制样式多种多样,但实质上调制不外乎用调制信号去控制载波的某一个(或几个)参数,使这个参数按照调制信号的规律而变化。调制信号可以分别“寄生”在已调信号的振幅、频率和相位中,相应的调制就是调幅、调频和调相这三大类熟知的调制方式。 MSK信号就是调频这一大类中的一种相位连续的移频键控。其主要特点是包络恒定,带外辐射小,实现较简单,可用于移动通信中的数字传输 -see up
fixed
- 基于Matlab模拟的ask,psk以及fsk调制方式-Matlab-based simulation ask, psk and fsk modulation
some_modulation_methods_fading_channel
- 代码包内的各个代码包括了原始信息经过BPSK,QPSK,OQPSK,16QAM等各种方式调制,经过衰落信道传输并在接收端解调,统计误码率的过程的整体实现-the matlab codes is an implementation of the original information transimission process using different modulation methods through fading channels,including ber calculation
stbc
- 2*1系统的空时分组编码,采用BPSK调制方式-2* a system of space-time block coding, using BPSK modulation
LDPC_simulation
- 这是一个LDPC 的matlab 仿真程序. 信道为AWGN. 调制方式为BPSK. 程序包里包含多种编码, 译码方式.-This is a box of LDPC simulation programs. The channel is AWGN channel and the modulation is BPSK. There are different encoding and decoding methods.
QAM_modu_and_demodu
- matlab程序,包括QPSK,16QAM,64QAM等多种调制方式的调制解调-modulation and demodulation of QPSK,16QAM and 64QAM etc.
MATLAB_digital_modulation
- 设定噪声为高斯白噪声,对2ASK、2FSK、2PSK、2DPSK等各种调制方式及相应的主要解调方式下(分相干与非相干)的误码率进行统计,并与理论值进行比较,以图形方式表示误码率与信噪比间的关系。 -Set the noise is Gaussian white noise, right 2ASK, 2FSK, 2PSK, 2DPSK a variety of modulation and corresponding demodulation mode, the main (sub-coher
askdigital
- AsK: 幅移键控ASK (Amplitude Shift Keying) ASK指的是振幅键控方式。这种调制方式是根据信号的不同,调节正弦波的幅度。 askdigital([1 0 1 1 0 0 1 0],2) 输入-AsK: Amplitude Shift Keying ASK (Amplitude Shift Keying) ASK refers to the amplitude shift keying method. This modulation is based o