Patent ID: 7697712
Filing Date: 2010-04-13
Classification: H01Q,H04B,H04M

Abstract:
1. A speaker device installed at an earpiece, for improving an antenna property in a wireless portable terminal, comprising: a housing; a magnet installed in the housing; a diaphragm provided a predetermined distance from the magnet, the diaphragm including a coil formed in a spiral and disposed on a surface of the diaphragm facing away from the magnet and at a position corresponding to the position of the magnet; and a cover located over the diaphragm and in engagement with the housing, thereby forming a module; and at least one inductor for preventing the speaker device from resonating in a radio frequency (RF) band, the at least one inductor being located at a feeding portion of the coil, and being formed or installed on the diaphragm.