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Chapter 4
For mobile phones there are numerous critical Linux components which are not available
through the open de
veloper community. By far the most important component is the
telephony software responsible for call management and data communication. In addition
Linux distributions have not been optimized for mobile devices to address issues such as
power management, real-time performance, and start up time.
Also a handset applications suite has to be developed that includes PIM applications,
media management, and phone settings. Middleware, such as device management and
fi rmware over the air, Java, and graphics engines ...