代码搜索：功率谱
找到约 2,083 项符合「功率谱」的源代码
代码结果 2,083
www.eeworm.com/read/333609/12668899
m manvoice.m
clear;
[x,fs,NBITS]=wavread('voice.wav');
x=resample(x,8000,fs);figure(1);plot(x);title('重抽样后的信号');grid;
%figure(1);plot(x);grid;
figure(2);
specgram(x,512,8000,hamming(256),250); %窄带语谱图
titl
www.eeworm.com/read/207726/15263365
m f7_11.m
%读入EEG信号
load eeg.mat;
%sig=eeg(2,1:512)';
sig=eeg(1:512,:);
N=length(sig);
%采样频率
fs=312.5;
%时域波形
figure(1);
plot((1:N)/fs,sig,'LineWidth',2);
xlabel('时间 t/s');
ylabel('电压 A/uV');
%计算谱
www.eeworm.com/read/38039/1091201
mnu refcolscale.mnu
SPECTRUM 谱范围
#
Linear 线性
Set linear distribution for colors.
设置颜色为线形分布。
Logarithmic 对数
Set logarithmic distribution for colors.
设置颜色为对数分布。
Two#Colors 二种颜色
Two colors.
二种颜色。
www.eeworm.com/read/4835/42401
pdf 超大电流双极晶体管的魅力（下）——moto名管mj11032／33与改进型平衡功率放大器的制作.pdf
www.eeworm.com/read/381312/9098734
m main.m
clear;
close all;
w=1;
while w
set(0,'DefaultUicontrolFontsize',[20]);
k=menu('画图选择','密度图','功率图','退出程序');
if k==1;
c=midu(1);
elseif k==2;
c=gonglv(1);
elseif k==3;
c=1;
w=w-
www.eeworm.com/read/176268/9510071
m main.m
clear;
close all;
w=1;
while w
set(0,'DefaultUicontrolFontsize',[20]);
k=menu('画图选择','密度图','功率图','退出程序');
if k==1;
c=midu(1);
elseif k==2;
c=gonglv(1);
elseif k==3;
c=1;
w=w-
www.eeworm.com/read/352340/10562619
m wireless_walfish_ikegami_nlos_attenuation.m
%%%%%%%%%%%%%%%COST231-WI非视距传播模型%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%适用条件f=800-2000MHz;Hb=4-50m;Hm=1-3m;d=0.02-5km%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%发射功率f(MHz),收发天线距离(小区半径)d(km)%%%%%%%%%%%
www.eeworm.com/read/460938/7237304
c main.c
/*==================================================================
AV解码功率放大器
主控MCU： MX10FMAXDPC
显示芯片： PT16312
音量控制芯片： M62429
数字音频接收芯片： CS8415
AUDIO DAC: CS4360
www.eeworm.com/read/435548/7790650
m main.m
clear;
close all;
w=1;
while w
set(0,'DefaultUicontrolFontsize',[20]);
k=menu('画图选择','密度图','功率图','退出程序');
if k==1;
c=midu(1);
elseif k==2;
c=gonglv(1);
elseif k==3;
c=1;
w=w-
www.eeworm.com/read/399367/7866953
m apsk_xingzuo.m
clear all;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 系统参数设置 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
N=10240;
M=16;
K=4;
v=sqrt(-1);
alpha=2.75; %16APSK性能最优时内外半径比,r1为内半径
P=12; % 信号功率设定
jiao_d