Patent ID: 8044289
Filing Date: 2011-10-25
Classification: G10H

Abstract:
1. A portable electronic device comprising: a music playing capability for playing music from electronic storage or from a communication channel or from user input; a grouping capability for allowing said device to synchronize itself with at least one other device; and a group playing capability, associated with said grouping capability and said music playing capability, for playing group music by allowing said device to play music from said communication channel together with music from said user input in synchronized manner, wherein the group playing capability sets the portable electronic device as one of a master device and a slave device, starts the group music at a start time included in a first time stamped start packet when the portable electronic device is set as the slave device, determines the start time according to a time required for the first time stamped start packet to reach a slave device when the portable electronic device is set as the master device, and the first time stamped start packet is received from a master device among the at least one other device.