| 摘要 |
An optical pickup actuator performing the triaxial driving operation includes an objective lens through which a laser beam is focused on an optical disk, a blade mounted with tracking coils and focusing coils and a plurality of tilting magnets, a yoke plate having inside and outside yokes mounted with tracking and focusing magnets and also having a tilting yoke being spaced-apart from the inside and outside yokes, a plurality of suspension wires disposed on both sides of the blade to be electrically coupled to the tracking coils and focusing coils, a wire holder having a plurality of coupling elements through which each portion of the suspension wires passes, a yoke receptacle disposed between the coupling elements of the yoke plate to receive the tilting yoke, and a printed circuit board mounted on the holder to be electrically coupled to the suspension wires, and a tilting coil mounted on the wire holder and disposed in the yoke receptacle to generate an electromagnetic force.
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