Patent ID: 8099128
Filing Date: 2012-01-17
Classification: H04M

Abstract:
1. A portable electronic device comprising: a front surface; two parallel side surfaces being substantially perpendicular to the front surface; a keypad, the keypad including a first keypad segment and a second keypad segment, the first keypad segment disposed on the front surface, the second keypad segment disposed on one of the two side surfaces and including four shortcut keys linearly arranged on the side surface; a memory system comprising a video game application and an audio file associated with the video game application, the audio file comprising a collection of trigger signals and a collection of notations where each trigger signal is associated with a corresponding notation; an audio effect system comprising: a control module configured for reading a notation from the audio file, which corresponds to the generated trigger signal and instructing the audio player to play a corresponding music sound associated with the read notation; wherein operating the first keypad segment controls the audio effect system to play sound beats, and operating the four shortcut keys controls the audio effect system to play corresponding music.