Patent ID: 7064720
Filing Date: 2006-06-20
Classification: H01Q,H04R

Abstract:
1. An earphone antenna, comprising: an earphone unit including an earphone, an earphone cable for supplying audio signals to the earphone, and a first pin jack connector portion on one end of the earphone cable, the earphone cable functioning as an antenna wire; a shielded cable including a coaxial core, an insulation-coated signal wire for audio signals, and a ground wire, the coaxial core having a center conductor for transmitting high frequency signals surrounded by an insulator and further surrounded by a shield wire; a multi-pole connector arranged on one end of the shielded cable and adapted to electrically connect the shielded cable to an electronic apparatus; and a connection block for connecting the other end of the shielded cable to the earphone unit, the connection block including a circuit device for separating audio signals and high frequency signals, and a second pin jack connector portion for removably receiving the first pin jack connector portion to removably connect the earphone unit to the connection block.