Notebook computer and mobile phone expansion device

Abstract

The invention discloses a notebook computer and mobile phone expansion device, which comprises a shell and an expander. The interior of the shell is movably connected with a keyboard, and the rear side of the shell is rotatably connected with a display. The invention relates to the technical field of smart phones. According to the smart phone expansion device, a smart phone is connected with an expander through a USB-Typc wire, and the expander is connected with the smart phone through a USB-Typc wire. A user can insert an earphone into the earphone interface on the expander to receive audio.A Typc earphone interface and a 3.5 mm earphone interface can be selected for use. The keyboard is connected with the display through a connecting wire. A user can input characters into the smart phone by using the keyboard. In addition, screen operation can be conducted on the smart phone through the mouse, the typewriting efficiency of the smart phone in the using process can be effectively improved through the external display screen, the external loudspeaker module, the external keyboard and the external mouse, the experience is good when large-length characters are edited or multimedia playing is conducted, and eye fatigue is effectively relieved.

Description

technical field [0001] The invention relates to the technical field of smart phones, in particular to a notebook and a mobile phone expansion device. Background technique [0002] With the improvement of the performance of smart phones and the popularization of 4G networks, the era of mobile Internet has arrived in an all-round way. The time of users is increasingly tilted towards the smart phone, which gradually erodes the time spent on traditional computers. Although many needs of users on mobile phones can be met Such as shopping, watching videos, games, etc., but there are still some needs that require large screens and keyboard and mouse operations, and mobile phones cannot support them well, such as editing documents, editing forms, replying emails, etc. related to office work. In these fields, Traditional computers still have a place. [0003] The computing power of mainstream high-end mobile phones currently on the market is fully capable of handling light-weight of...

AI Technical Summary

Problems solved by technology

[0005] Aiming at the deficiencies of the prior art, the present invention provides a notebook and mobile phone expansion device, which solves the problems of low touch-screen typing efficiency and high error rate that occur during the use of existing smart phones, which cannot be compared with keyboard and mouse operations, and The screen size of the smart phone is small, whether it is editing a large text or playing multimedia, the experience is not good, which will aggravate eye fatigue. In addition, intensive mobile office or entertainment will consume a lot of power and shorten the battery life of the mobile phone.

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