基于PXA250的GPS,T-DMB智能手机方案实现

Realization of GPS and T-DMB Smart Phone Based on PXA250

GPS,T-DMB功能现今已成为手机新功能应用的热点。从GPS技术、T-DMB技术和GSM等各功能模块的特点出发,介绍了一种低成本、多功能的智能手机的设计方案。在该手机方案设计上,充分利用PXA250的强大的处理能力,较简便地实现了GPS导航功能以及T-DMB电视接收功能,并阐述该款产品的硬件设计和软件设计实现。从优化软硬件设计的角度阐述如何以较低的成本来实现几项高端的手机功能。

Nowadays,GPS and T-DMB functions become more and more popular on cellular phone. This paper introduces a low-cost,multi-functional smart phone design based on the characteristics study of GPS, T-DMB and GSM solutions, makes full use of PXA250 powerful processing capability,the realization of a more simple GPS navigation functions,as well as T-DMB TV reception, and explains the product＇s hardware design and software design to achieve. In this paper, the innovation lies in the optimization of software and hardware design point of view on how to lower the cost to the achievement of several high-end mobile phone features.