公开(公告)号：US10514726B2

公开(公告)日：2019-12-24

申请号：US16344903

申请日：2017-03-31

Applicant: JRD Communication Inc.

Inventor： Siqin Feng ,  Zhihua Wu ,  Xiulu Jin ,  Linfang Li ,  Wenfei Wu

IPC: G06F1/16 ,  G06F1/18 ,  G06F1/3234 ,  H04R1/02 ,  H04R5/04 ,  H04R3/00 ,  H04R17/00 ,  H04R5/02 ,  H04R1/28

Abstract: A mobile terminal that sends out sound via a multifunctional battery cover and a method thereof. The mobile terminal includes a processing module that identifies a battery cover including a piezoelectric ceramic speaker based on an ID signal output by the battery cover and outputs an audio signal to the piezoelectric ceramic speaker.