| 摘要 |
PURPOSE: A cover for a back side of a mobile phone is provided to simply apply circuits, which are selected as an option, to the mobile phone. CONSTITUTION: A Bluetooth module(300) is located on an upper part of one side of a circuit unit in order to communicate the circuit unit with an internal circuit of a mobile phone with a contactless method. The Bluetooth module is mounted on the case main body. A battery module(400) is mounted on the case main body in order to be located on an upper part of another side of the circuit unit. The battery module is charged by receiving external power. A magnetic stripe reader unit(500) is mounted on the case main body in order to be located on a lower part of the circuit unit. The magnetic stripe reader unit is connected to the circuit unit and reads data of a magnetic card. |
