DEVICE AND SYSTEM THEREOF WHICH INSTANTLY ENABLES MUTUAL EXCHANGE OF INFORMATION (SUCH AS ELECTRONIC EXCHANGE OF BUSINESS CARD) BY BEING MOUNTED TO CELLULAR PHONE, ELECTRONIC NOTEBOOK, DIGITAL CAMERA, OR OTHER MOBILE DEVICES

摘要

PROBLEM TO BE SOLVED: To provide a device and system thereof which enables instant exchange of information of respective various mobile devices by instantly connecting the devices, and to particularly provide a device and system capable of realizing electronic exchange of business cards by use of a cellular phone etc. thanks to the instancy.

SOLUTION: A main device (information connector) and the system thereof which are capable of instantly performing a reliable optical communication (infrared, etc.) function by a special shape of a front surface are developed and mounted to the mobile devices such as cellular phones to enable the electronic exchange of business cards.

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