Patent ID: 7392070

Claim:
An input apparatus for a mobile phone with a dial wheel, comprising: a wheel; a displacement detector electrically connected to the wheel; a first function key a second function key; a display; a loudspeaker; a wheel pressing detector; and a wheel controller including: (a) a counter electrically connected to the wheel pressing detector; (b) a memory electrically connected to the counter; (c) a display processor electrically connected to the display; (d) an audio processor electrically connected to the loudspeaker; (e) a controller unit electrically coupled to each of the first function key, the second function key, the memory, the display processor, the audio processor, and the displacement detector; and, (f) an operation processor electrically coupled to the counter and the controller unit, whereby the operation processor calculates a difference value between a first predetermined time and a second predetermined time counted by the counter, and then sends the difference value to the controller unit, wherein the wheel is used with the first function key and the second function key for executing input function of the mobile phone.