Design and Implementation of Smartphone Edition based on Embedded Linux

The paper describes the design and implementation of Qplus Smartphone Edition based on embedded Linux. Existing Smartphone platforms entailed royalty expenses and had customization difficulties due to the closure of their source codes. The Qplus Smartphone Edition requires no royalty because it is based on the embedded Linux. And, it supports key navigation functionality such as moving between folders or running applications with key-only operations. It also provides more user friendly environment through screen interfaces and indicators similar to those of the cellular phones.