A Music Service Project With Copyright On Wireless Internet Based On Windows Mobile System And Its Realization

This thesis is based on copyright of Digital Music over the wireless network. Relevant Techniques are Windows Mobile,the Smartphone operating system, which are very popular and digital right management which will develop will wireless network value-added services. In the thesis,we will introduce the development,problems and respective core context of the these fields above. The key part of this discussion describes the design and implement of the digital music player with copyright based DRM under the Windows Mobile OS in detail.This thesis implement mobile music system which can search and download on-line digital songs with copyright,keep an up-to-date show of song lists,manage all downloaded songs through classified song list,play on-line songs and off-line songs and display lyrics synchronously. The main works of this paper are as following: firstly,we make a study of key technologies and architecture of ACCESS Media DRM, put forward the steps to set up this digital music system, and then design a technical framework for digital music player with DRM based on a windows mobile 5.0;the third parts is to make Detailed Design for functions;The last part is to implement digital music player with DRM by Windows Mobile 5.0 SDK and then gives a test of this system's quality.The digital music system can be tested over wireless network between DRM server and Dopod phones. The experimental result is good for practical uses.