Abstract: It is the main object of this invention to provide a ubiquitous and multi-functional low power handheld mobile personal computing device which will function as a computing device the size of a PDA with large 17 inches or larger projection screen supporting various wireless local or WAN broadband communication links for data communication means such as Internet browsing, email access, file transfer, downloading, gaming, streaming, and VoIP applications. It will also function as a Portable Media Player for video and audio playback applications displaying a large, high resolution focus free and resizable projection image on any flat surface. Additionally it will function as a Mobile phone providing all of the voice communication functionalities of 3G and 4G mobile telephony systems.