im getting an error message please help

2018 2 13
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更新时间：2018 2 13
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[A,B,C,D]=butter(10,[395 405]/750);
d = designfilt('bandpassiir','FilterOrder',4,...
'HalfPowerFrequency1',395,'HalfPowerFrequency2',405 ...
'SampleRate',1500);
sos=ss2sos(A,B,C,D);
fvt=fvtool(sos,'Fs',1500);
legend(fvt,'butter','designfilt')
i am getting this error message
'SampleRate',1500);
↑
Error: Unexpected MATLAB expression.

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 采纳的回答

Birdman
Birdman 2018-2-13

0 个投票

Include a comma:
d = designfilt('bandpassiir','FilterOrder',4,...
'HalfPowerFrequency1',395,'HalfPowerFrequency2',405, ...
'SampleRate',1500);

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