<p>Aspects of the disclosure provide an apparatus. The apparatus includes a collimator configured to have a plurality of positions, and a controller configured to control the collimator to move to a predetermined position associated with a data layer of an optical storage medium to collimate a light beam. The collimated light beam is then focused onto the data layer of the optical storage medium.</p>
申请公布号
WO2013012494(A1)
申请公布日期
2013.01.24
申请号
WO2012US42208
申请日期
2012.06.13
申请人
MARVELL WORLD TRADE, LTD.;OBERG, MATS;KEIRN, ZACHARY