| 摘要 |
PURPOSE: A mobile joystick is provided to form separately the joystick from a mobile phone, thereby inputting data by using the joystick without influence on the opening and closing of the mobile phone. CONSTITUTION: A mobile joystick includes function buttons and a communication port. The function buttons run s a game program for a mobile phone and enables the communication of the mobile phone. The communication port is connected to an earphone, a microphone, and the mobile phone which can be used during a game and a call. The communication port performs data communication.
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