KEYPAD BATTERY PACK, MOBILE TERMINAL AVAILABLE FOR DIFFERENT KEYPAD BATTERY PACKS, AND METHOD OF CHANGING KEYPAD OF MOBILE TERMINAL BY REPLACING BATTERY PACK WITH A DIFFERENT ONE

摘要

A keypad battery pack, a mobile terminal containing the keypad battery pack, and a method for exchanging the keypad of a mobile terminal are provided to allow different keypad battery packs to be exchanged alternatively. A keypad battery pack comprises a first surface and a second surface and is provided with a keypad formed on the first surface, and a battery terminal formed on the second surface. Preferably the keypad has a 3x4 key arrangement or a 5x4 key arrangement and/or is provided with a search key. Preferably the keypad battery pack is provided further with a key scan controller which is electrically connected with the keypad and the battery terminal to recognize the input of a specific key.