Designing the Next-Generation of Handheld Devices
A survey of the significant issues in the A survey of the significant issues in the development of system hardware and development of system hardware and system software for programmable system software for programmable handheld devices, based on 32 handheld devices, based on 32-bit CPUs and operating systems.
A survey of the significant issues in the A survey of the significant issues in the development of system hardware and development of system hardware and system software for programmable system software for programmable handheld devices, based on 32 handheld devices, based on 32-bit CPUs and operating systems.
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Hardware Platform - User Input<br />
Very dependent on user environment<br />
– Keypads, buttons, and touchpads imply larger<br />
device<br />
– Touchscreens allow smaller device, but can be<br />
fragile and noisy<br />
– Speech input allows small device, but ambient<br />
and audio subsystem noise are issues<br />
28
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