New type handset with built-in USB interface flash memory

Abstract

The invention relates to a new mobile phone which is embedded with USB interface quick flash memory, it embeds standard USB interface, quick flash memory and quick flash memory control chip, the mobile phone can read and write personal data through USB interface or channel; the mobile phone can use digital certification to accomplish the sign operation and electron business; it also has intelligent charging function.

Description

technical field [0001] The invention is a novel mobile phone, more specifically, a mobile phone with a USB (Universal Serial Bus) interface and a flash memory. Background technique [0002] USB is the Universal Serial Bus (Universal Serial Bus), and the USB interface is the Universal Serial Bus interface. It is a serial bus system that supports plug-and-play functions and hot-swappable functions. In 1994, Compaq, Jointly launched by IBM, Intel and Microsoft, the USB interface has become a widely used standard interface for computers and other computing devices. [0003] Flash memory, the English name is Flash Memory or Flash Disk, a new storage technology that has been introduced in recent years. It has good security, can be erased and written more than 1 million times, has large capacity, small size, and much higher reliability than disks. It is an alternative Disk removable storage media. [0004] People generally have important data or files in their daily work or study...

AI Technical Summary

Problems solved by technology

[0004] People generally have important data or files in their daily work or study, which need to be transferred or exchanged between different locations. However, as a personal communication tool, mobile phones now have increasingly diverse functions and gradually incorporate other functions, such as PDA, MP3, FM radio, etc., but do not provide users with mobile storage function, a popular and practical function that allows users to freely access important data

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