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Improving small speakers' audio quality

Posted: 09 Aug 2010 ?? ?Print Version ?Bookmark and Share

Keywords:audio quality? small speaker audio? handset speaker?

Modern smart phones are slick and powerful machines. Their size varies between different models but generally speaking, state-of-the-art devices pack lots of features into an approximately 110mm x 60mm x 15mm package.

Once the display and the circuit boards are taken into consideration, not much room is left for the speakers. Now, think about a home theater and how much room a subwoofer takes. Most of you may think that these are two completely different applications and should not be even compared. This is true to a certain extent. In fact, while they are indeed wildly different applications, the content running on them is becoming more similar every day. Faster standards for mobile communications (3G, 3.5G and 4G) and their supporting networks have enabled audio and video download and playback on handsets. Customers expect that higher bandwidth comes with higher audio and video quality.

The problem is that improving audio is not easy. Handset manufacturers face various constraints, with two of the main ones being the size of the cellphone case and how compressed the audio file is. Let�s examine them.

View the PDF document for more information.





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