File:Comb filter response ff pos.svg
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Original file (SVG file, nominally 512 × 512 pixels, file size: 2 KB)
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Summary
| Description |
English: Magnitude response of feedforward comb filter for three positive values of α and K=1. |
| Date | |
| Source | Own work |
| Author | Krishnavedala |
| SVG development |  |
Maxima source code
The graph can also be generated using the following script.
H(w,a,K) := abs(1 + a * exp(-%i*w*K));
load(draw);
draw2d( terminal=svg,dimensions=[748,367],
grid=true,user_preamble="set mxtics; set mytics",
xtics_axis=false,ytics_axis=false,ip_grid=[20,20],
xtics={["0",0], ["{/Sympol p}",%pi],["2{/Symbol p}",2*%pi],["3{/Symbol p}",3*%pi],["4{/Symbol p}",4*%pi],
["5{/Symbol p}",5*%pi],["6{/Symbol p}",6*%pi],["7{/Symbol p}",7*%pi],["8{/Symbol p}",8*%pi],
["9{/Symbol p}",9*%pi],["10{/Symbol p}",10*%pi]},
color=black,xlabel="{/Symbol w} (rad/s)",ylabel="{/=20 |}H ( e^{j{/Symbol w}}){/=20 |}",
xaxis_type=solid,yaxis_type=solid,line_width=1.5,yrange=[0,2.5],
axis_bottom=true,axis_top=false,axis_right=false,axis_left=true,
key="{/Symbol a} = 1",color=blue,explicit((H(w,1,1)),w,0,10*%pi),
key="{/Symbol a} = 0.75",color=red,explicit((H(w,0.75,1)),w,0,10*%pi),
key="{/Symbol a} = 0.5",color=magenta,explicit((H(w,0.5,1)),w,0,10*%pi)
);
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:06, 18 April 2015 | | 512 × 512 (2 KB) | Krishnavedala | further simplified and fixed legend |
| 19:06, 18 April 2015 |  | 512 × 512 (4 KB) | Krishnavedala | simplified drawing | |
| 00:15, 25 May 2011 |  | 600 × 480 (45 KB) | Krishnavedala | manually inserted the unicode characters. | |
| 23:01, 24 May 2011 |  | 600 × 480 (46 KB) | Krishnavedala | finally realized that unicode HAS to be used in the program itself. | |
| 21:34, 24 May 2011 |  | 748 × 367 (46 KB) | Krishnavedala |
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