Development of mobile application for equalization of digital audio system

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Development of Mobile Application for
Equalization of Digital Audio System
Ovchinnikova Anastasia
8T21
December 15
2015

2. National research Tomsk polytechnic university

The structure of presentation
Introduction
Related Works
Band Pass Filter
Graphic Equalizer
Conclusions and Future Work
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3.

National research
Tomsk polytechnic university
Introduction
Digital audio is technology
that can be used to record,
store, generate, manipulate,
and reproduce sound using
audio signals encoded in
digital form.
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4.

National research
Tomsk polytechnic university
Related Works
Figure 1. Crossover Diagram
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5.

National research
Tomsk polytechnic university
Related Works
Figure 2. Sample of Graphic Equalizer
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National research
Tomsk polytechnic university
Band Pass Filter
Figure 3. Band Pass Filter on PC
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7.

National research
Tomsk polytechnic university
Band Pass Filter
Figure 4. Band Pass Filter on Android
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National research
Tomsk polytechnic university
Graphic Equalizer
Figure 5. Graphic Equalizer on PC
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9.

National research
Tomsk polytechnic university
Graphic Equalizer
Figure 6. Graphic Equalizer on Android
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10.

National research
Tomsk polytechnic university
Conclusions and Future Work
A digital audio system for
concert in opera theater or
concert hall must be
installed a lot of speaker
units. They are connected
by networks each other. If
the size of opera theater for
playing the concert is big
then many speaker units
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are needed.

11.

Thank you for your attention!
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