Changes between Version 30 and Version 31 of GEC16Agenda/WiMAX-Tutorial/Streamload/08


Ignore:
Timestamp:
07/22/13 21:50:23 (6 years ago)
Author:
Fraida Fund
Comment:

--

Legend:

Unmodified
Added
Removed
Modified
  • GEC16Agenda/WiMAX-Tutorial/Streamload/08

    v30 v31  
    3030
    3131
    32 He also uses the programmable attenuation on Sandbox 4 to create a situation where signal strength varies over the duration of the experiment. To do this, he adds some properties to the beginning of his experiment:
     32We can also use the programmable attenuation on Sandbox 4 to create a situation where signal strength varies over the duration of the experiment. To do this, we make some changes to the experiment script (the modified version is saved as '''wmxtutor-streamload2.rb''').
     33
     34We add some properties to the beginning of his experiment:
    3335
    3436{{{
     
    3739}}}
    3840
    39 and changes the sequence of events in the experiment to look like this:
     41and change the sequence of events in the experiment to look like this:
    4042
    4143{{{
     
    8688 * Plot table 'wmxstat_status' with 'oml_seq' on the x-axis, 'cinr' on the y-axis, and group by 'oml_sender_id'. This will show you the WiMAX link quality as measured at each node for the duration of the experiment.
    8789
     90The results may look something like this:
     91|| [[Image(wmxstat-sl-dynamic.png, 350)]][[BR]] WiMAX link status||[[Image(play-sl-dynamic.png,350)]][[BR]]Layers played, per segment ||
     92
    8893
    8994Note how the WiMAX link quality changes over the duration of the experiment. Also, note that the number of layers in the video playback changes with the link quality.