function?varargout?=?smith（varargin）
%?SMITH?MATLAB?code?for?smith.fig
%??????SMITH?by?itself?creates?a?new?SMITH?or?raises?the?existing
%??????singleton*.
%
%??????H?=?SMITH?returns?the?handle?to?a?new?SMITH?or?the?handle?to
%??????the?existing?singleton*.
%
%??????SMITH（‘CALLBACK‘hobjecteventDatahandles...）?calls?the?local
%??????function?named?CALLBACK?in?SMITH.M?with?the?given?input?arguments.
%
%??????SMITH（‘Property‘‘Value‘...）?creates?a?new?SMITH?or?raises?the
%??????existing?singleton*.??Starting?from?the?left?property?value?pairs?are
%??????applied?to?the?GUI?before?smith_OpeningFcn?gets?called.??An
%??????unrecognized?property?name?or?invalid?value?makes?property?application
%??????stop.??All?inputs?are?passed?to?smith_OpeningFcn?via?varargin.
%
%??????*See?GUI?Options?on?GUIDE‘s?Tools?menu.??Choose?“GUI?allows?only?one
%??????instance?to?run?（singleton）“.
%
%?See?also:?GUIDE?GUIDATA?GUIHANDLES

%?Edit?the?above?text?to?modify?the?response?to?help?smith

%?Last?Modified?by?GUIDE?v2.5?15-Jun-2015?19:19:37

%?Begin?initialization?code?-?DO?NOT?EDIT
gui_Singleton?=?1;
gui_State?=?struct（‘gui_Name‘???????mfilename?...
???????????????????‘gui_Singleton‘??gui_Singleton?...
???????????????????‘gui_OpeningFcn‘?@smith_OpeningFcn?...
???????????????????‘gui_OutputFcn‘??@smith_OutputFcn?...
???????????????????‘gui_LayoutFcn‘??[]??...
???????????????????‘gui_Callback‘???[]）;
if?nargin?&&?ischar（varargin{1}）
????gui_State.gui_Callback?=?str2func（varargin{1}）;
end

if?nargout
????[varargout{1:nargout}]?=?gui_mainfcn（gui_State?varargin{:}）;
else
????gui_mainfcn（gui_State?varargin{:}）;
end
%?End?initialization?code?-?DO?NOT?EDIT


%?---?Executes?just?before?smith?is?made?visible.
function?smith_OpeningFcn（hobject?eventdata?handles?varargin）
%?This?function?has?no?output?args?see?OutputFcn.
%?hobject????handle?to?figure
%?eventdata??reserved?-?to?be?defined?in?a?future?version?of?MATLAB
%?handles????structure?with?handles?and?user?data?（see?GUIDATA）
%?varargin???command?line?arguments?to?smith?（see?VARARGIN）

%?Choose?default?command?line?output?for?smith
handles.output?=?hobject;
smith1;
%?Update?handles?structure
guidata（hobject?handles）;
%畫圓函數(shù)
function?[xy]=getcircle（centerr）
t=0:0.1:2*pi;
x=r*cos（t）+center（1）;
y=r*sin（t）+center（2）;

%?UIWAIT?makes?smith?wait?for?user?response?（see?UIRESUME）
%?uiwait（handles.figure1）;

%畫靜態(tài)smith圓圖函數(shù)
function?smith1
clear?all;
title（‘Smith阻抗（導(dǎo)納）圓圖‘）;
axis?equal;
axis（[-1.11.1-1.11.1]）;
axis（‘off‘）;
grid?off
X=[0.1?0.2?0.3?0.4?0.5?0.6?0.7?0.8?0.9?1?1.2?1.4?1.6?1.8?2?3?4?5];
R=[0.1?0.2?0.3?0.4?0.5?0.6?0.7?0.8?0.9?1?1.2?1.4?1.6?1.8?2?3?4?5];
alpha=2*pi*（0:0.005:1）;
chart_color=‘k‘;
%chart_color=[0.5?0.5?0.5];
%繪制X=0的特殊電抗圖
patch（cos（alpha）sin（alpha）‘-‘‘edgecolor‘chart_color‘facecolor‘get（gca‘color‘））;
hold?on;
plot（[-1?1][0?0]‘color‘chart_color）;
%繪制等電阻圓
for?rr=R
xc=rr/（1+rr）;
rd=1-xc;
plot（xc+rd*cos（alpha）rd*sin（alpha）‘color‘chart_color）;
end
%繪制等電抗圓
for?xx=X
xc=1;????%?圓心x的

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件?????????187??2015-07-07?15:37??smith圓圖程序\readme.txt
?????文件????????9306??2015-06-16?15:55??smith圓圖程序\smith.fig
?????文件???????19169??2015-06-20?20:05??smith圓圖程序\smith.m
?????目錄???????????0??2015-07-07?15:36??smith圓圖程序\