| Author |
Message |
Moof
Joined: 21 Nov 2003
Posts: 154
Helped: 6
Location: Argentina
|
 28 Jan 2005 1:41 Filter problem |
|
|
|
|
I need to make a program to build a digital filter.
I have a table with amplitude and frecuency.
is there a matlab function or C function to build a filter with the caracteristics of the table?.
i try invfreqz (matlab function) but i dont have fase information.
Thank.
|
|
| Back to top |
|
 |
zhangyankun
Joined: 28 Jan 2005
Posts: 3
|
| 28 Jan 2005 3:31 Re: Filter problem |
|
|
|
|
| using matlab tools: filter design toolbox.
|
|
| Back to top |
|
|
claint
Joined: 21 May 2004
Posts: 99
Helped: 2
|
| 28 Jan 2005 9:45 Re: Filter problem |
|
|
|
|
use remez, or firls for fir filter or yulewalk for iir filter.
these function can satisfy your needs.
Good luck!
Claint
|
|
| Back to top |
|
|
andreas1982
Joined: 29 Oct 2004
Posts: 32
Helped: 1
|
| 28 Jan 2005 16:23 Re: Filter problem |
|
|
|
|
Read the book of Opphenaim...Discrete Time Signal. Is is very good for filter.
Bye
|
|
| Back to top |
|
|
