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   源码介绍

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基于comsol软件建模分析了射频器件的场分布，转换成了matlab代码

function out = model
%
% wilkinson_power_divider.m
%
% Model exported on Jun 10 2021, 17:03 by COMSOL 5.6.0.341.

import com.comsol.model.*
import com.comsol.model.util.*

model = ModelUtil.create('Model');

model.modelPath(['E:\comsol my data\' native2unicode(hex2dec({'5b' '98'}), 'unicode')  native2unicode(hex2dec({'7f' '51'}), 'unicode')  native2unicode(hex2dec({'68' '48'}), 'unicode')  native2unicode(hex2dec({'4f' '8b'}), 'unicode') '\' native2unicode(hex2dec({'91' 'c7'}), 'unicode')  native2unicode(hex2dec({'75' '28'}), 'unicode') 'SMA' native2unicode(hex2dec({'8f' 'de'}), 'unicode')  native2unicode(hex2dec({'63' 'a5'}), 'unicode')  native2unicode(hex2dec({'56' '68'}), 'unicode')  native2unicode(hex2dec({'8f' 'de'}), 'unicode')  native2unicode(hex2dec({'63' 'a5'}), 'unicode')  native2unicode(hex2dec({'76' '84'}), 'unicode') 'Wilkinson' native2unicode(hex2dec({'52' '9f'}), 'unicode')  native2unicode(hex2dec({'52' '06'}), 'unicode')  native2unicode(hex2dec({'56' '68'}), 'unicode') ]);

model.component.create('comp1', true);

model.component('comp1').geom.create('geom1', 3);

model.component('comp1').mesh.create('mesh1');

model.component('comp1').physics.create('emw', 'ElectromagneticWaves', 'geom1');

model.study.create('std1');
model.study('std1').create('freq', 'Frequency');
model.study('std1').feature('freq').set('solnum', 'auto');
model.study('std1').feature('freq').set('notsolnum', 'auto');
model.study('std1').feature('freq').set('ngen', '5');
model.study('std1').feature('freq').activate('emw', true);

model.component('comp1').geom('geom1').run;

model.study('std1').feature('freq').set('plist', 'range(2,0.1,4)');

model.param.set('r_ring', '8.5[mm]', 'Radius, microstrip line ring');
model.param.set('w_subs', '30[mm]', 'Width, substrate');
model.param.set('l_subs', '26[mm]', 'Length, substrate');
model.param.set('r_inner', '0.635[mm]', 'Radius, coax inner');
model.param.set('r_outer', '2.05[mm]', 'Radius, coax outer');
model.param.set('l_sma', '8[mm]', 'Length, SMA');
model.param.descr('w_subs', [native2unicode(hex2dec({'57' 'fa'}), 'unicode')  native2unicode(hex2dec({'72' '47'}), 'unicode')  native2unicode(hex2dec({'5b' 'bd'}), 'unicode')  native2unicode(hex2dec({'5e' 'a6'}), 'unicode') ]);
model.param.descr('l_subs', [native2unicode(hex2dec({'57' 'fa'}), 'unicode')  native2unicode(hex2dec({'72' '47'}), 'unicode')  native2unicode(hex2dec({'5b' 'bd'}), 'unicode')  native2unicode(hex2dec({'5e' 'a6'}), 'unicode') ]);
model.param.descr('l_subs', [native2unicode(hex2dec({'57' 'fa'}), 'unicode')  native2unicode(hex2dec({'72' '47'}), 'unicode')  native2unicode(hex2dec({'95' '7f'}), 'unicode')  native2unicode(hex2dec({'5e' 'a6'}), 'unicode') ]);
model.param.descr('l_sma', ['SMA' native2unicode(hex2dec({'95' '7f'}), 'unicode')  native2unicode(hex2dec({'5e' 'a6'}), 'unicode') ]);
model.param.descr('r_ring', [native2unicode(hex2dec({'5f' 'ae'}), 'unicode')  native2unicode(hex2dec({'5e' '26'}), 'unicode')  native2unicode(hex2dec({'7e' 'bf'}), 'unicode')  native2unicode(hex2dec({'73' 'af'}), 'unicode')  native2unicode(hex2dec({'53' '4a'}), 'unicode')  native2unicode(hex2dec({'5f' '84'}), 'unicode') ]);
model.param.descr('r_inner', [native2unicode(hex2dec({'63' 'a5'}), 'unicode')  native2unicode(hex2dec({'59' '34'}), 'unicode')  native2unicode(hex2dec({'51' '85'}), 'unicode')  native2unicode(hex2dec({'5f' '84'}), 'unicode') ]);
model.param.descr('r_outer', [native2unicode(hex2dec({'63' 'a5'}), 'unicode')  native2unicode(hex2dec({'59' '34'}), 'unicode')  native2unicode(hex2dec({'59' '16'}), 'unicode')  native2unicode(hex2dec({'5f' '84'}), 'unicode') ]);