The Farrell Law Firm, P.C.
Virtual wheel interface for mobile terminal and character input method using the same
A virtual wheel interface structure of a mobile terminal having a wheel input unit and a character input. A virtual keypad in a wheel shape is displayed on a display unit adjacent to the wheel input unit having a wheel, a selection, and navigation keys. The virtual wheel keypad includes a plurality of virtual keys disposed in the wheel rotation direction. A screen highlight and a cursor are displayed on the display unit. The screen highlight is located at a specific position on the virtual wheel keypad to select a virtual key, and the cursor indicates a character input position. If the wheel key rotates, the virtual wheel keypad rotates correspondingly and the screen highlight is located at a specific virtual key. A character allocated to the virtual key in the screen highlight is input by pressing the selection key or a navigation key, or by rotating the wheel key.
Samsung Electronics Co., Ltd.
G G
G06F G06F
inventional inventional
Won-Joo Hyang
Park Choi