发明名称 AN EXCITER AND DISPLAY DEVICE COMPRSING THE SAME
摘要 An exciter and a display device having the same are provided to improve an accuracy of vibration with no damage. A bobbin(240), which is linearly movable, is equipped in a yoke(210). At least one magnet(200,220') is included within the yoke and generates a magnetic field. Current is applied a voice coil(250) which is positioned in an outer circumference of the bobbin. In a state where a space between the yoke and the voice coil is maintained, the bobbin supports at least two dampers(280,280') to be linearly movable.
申请公布号 KR20090019176(A) 申请公布日期 2009.02.25
申请号 KR20070083422 申请日期 2007.08.20
申请人 LG ELECTRONICS INC. 发明人 BAK, JONG HA
分类号 H04R9/02 主分类号 H04R9/02
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