REMOVABLE DEVICE IN INTEGRATED CASE FOR PORTABLE RECHARGEABLE POWER SUPPLY OF AUXILIARY FUNCTION AND OPTICAL ZOOM OF DIGITAL CAMERA FUNTION

摘要

PURPOSE: A removable device in an integrated case for portable rechargeable power supply of an auxiliary function and an optical zoom of a digital camera function is provided to implement the optical zoom function by conveniently mounting a rechargeable mobile auxiliary power supply function to a portable terminal according to the necessity. CONSTITUTION: A secondary battery(101) is attached and detached from a portable terminal, and the secondary battery is rechargeable. A charging control unit(102) controls the charging of the secondary battery, and a zoom lens control unit(104) controls an optical zoom lens module(103). In order to facilitate the attachment and detachment of the portable terminal, the portable terminal is inserted into a case(105). In order to charge the secondary battery, a 24 pin connector(106) and a USB connector(107) are included in a removable device.