%?2FSK2PSK4PSK16PSK16QAM的
%?信噪比（S/N）與誤碼率之間的關(guān)系對(duì)比圖
%?
%?雷霄驊
%?中國(guó)傳媒大學(xué)/數(shù)字電視技術(shù)
%?leixiaohua1020@126.com
%
%?本程序可以計(jì)算得到2FSK2PSK4PSK16PSK16QAM信噪比
%?與誤碼率之間的關(guān)系圖
%
%
clear;
close?all;
%白色背景
set（0‘defaultfigurecolor‘‘w‘）;
M2=2;?
M4=4;
M16=16;
k2=log2（M2）;
k4=log2（M4）;
k16=log2（M16）;


Fs?=?16;?
nsamp?=?17;?
freq_sep?=?8;
x?=?randint（100001）;
%mod
y_2fsk?=?fskmod（xM2freq_sepnsampFs）;
y_2psk?=?pskmod（xM2）;
x4?=?bi2de（reshape（xk4length（x）/k4）.‘‘left-msb‘）;
y_4psk?=?pskmod（x44）;
x16?=?bi2de（reshape（xk16length（x）/k16）.‘‘left-msb‘）;
y_16psk?=?pskmod（x1616）;
y_16qam?=?qammod（x1616）;

N=10;
for?j=1:N
????SNR=j;??
????%[]‘dB‘
????y_2fsk_noise?=?awgn（y_2fskSNR-10*log10（Fs）‘measured‘）;
????y_2psk_noise?=?awgn（y_2pskSNR‘measured‘）;
????y_4psk

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????2092??2015-01-25?19:29??ber_compare.m
?????文件????????1662??2015-02-03?14:25??ber_qam16.m
?????文件?????????748??2015-01-23?20:47??demodulate_sig.m
?????文件?????????269??2015-01-26?02:15??generate_noise.m
?????文件?????????152??2015-01-26?02:09??insert_value.m
?????文件????????1037??2015-02-02?04:58??modulate_sig.m
?????文件?????????515??2015-01-26?02:07??modulate_to_high.m
?????文件?????????140??2006-01-10?22:00??pick_sig.m
?????文件?????????343??2015-01-25?15:47??plot_2way.m
?????文件?????????338??2015-02-02?02:38??plot_2way_f_dft.m
?????文件?????????434??2015-02-02?03:06??plot_2way_f_dtft.m
?????文件?????????217??2015-01-25?16:17??plot_2way_stair.m
?????文件?????????214??2015-01-23?20:16??plot_astrology.m
?????文件????????4247??2015-02-02?03:17??plot_qam16.m
?????文件????????1951??2015-02-03?14:02??plot_qam16_ber.m
?????文件????????1945??2006-01-10?21:57??project.m
?????文件?????????355??2015-02-21?21:45??Readme.txt
?????文件?????????301??2015-01-26?02:08??rise_cos.m
?????文件?????????533??2015-02-02?01:41??sample_dft.m
?????文件?????????548??2015-02-02?02:44??sample_dtft.m
?????文件?????????173??2006-01-10?21:59??stem_2way.m