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File:Comb filter response ff pos.svg

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Original file (SVG file, nominally 512 × 512 pixels, file size: 2 KB)

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
InfoField
 
The SVG code is valid.
 
This vector image was created with a text editor by Rubber Duck ().

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:
w:en:Creative Commons
attribution share alike
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
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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.

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depicts

24 May 2011

image/svg+xml

e45693817d7f6a5fd5bf49b79fa38190a260a72c

2,512 byte

512 pixel

512 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current21:06, 18 April 2015Thumbnail for version as of 21:06, 18 April 2015512 × 512 (2 KB)Krishnavedalafurther simplified and fixed legend
19:06, 18 April 2015Thumbnail for version as of 19:06, 18 April 2015512 × 512 (4 KB)Krishnavedalasimplified drawing
00:15, 25 May 2011Thumbnail for version as of 00:15, 25 May 2011600 × 480 (45 KB)Krishnavedalamanually inserted the unicode characters.
23:01, 24 May 2011Thumbnail for version as of 23:01, 24 May 2011600 × 480 (46 KB)Krishnavedalafinally realized that unicode HAS to be used in the program itself.
21:34, 24 May 2011Thumbnail for version as of 21:34, 24 May 2011748 × 367 (46 KB)Krishnavedala

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