微型投影作为便携式多媒体播放器的一个附加功能，可满足人们日益增强的对大屏高清视频的需求，其应用前景相当广阔。
As an additional feature of Portable Multimedia Player, Micro-projection can satisfy the growing demand of large screen and high definition video, its application prospects must be very good.
本文重点研究在便携式多媒体播放器中增加两大特色功能——嵌入式网络收音机和微型投影，增加产品的附加价值。
This paper aims to study how to add two features - Embedded Internet Radio and Micro-projection for the Portable Multimedia Player to achieve the increase in added value of products.
特别是MPEG音、视频数据压缩标准的推出，各种便携式多媒体播放器相继问世，已成为消费电子产品新的增长点。
In particular, the set up of the MEPG Audio, MPEG Video compress standard, make several of portable media player comes out, have been a new selling point of the commercial electronic products.
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