| http://www.w3.org/ns/prov#value | - gh speed sampling circuitUSRE39025 *Oct 13, 2000Mar 21, 2006Samsung Electronics Co., Ltd.Lens device including a light controlling mechanism and an optical pickup apparatus using a lens deviceEP0910079A1 *Oct 15, 1998Apr 21, 1999Mitsumi Electric Company Ltd.Optical disc drive and method of discriminating optical discs* Cited by examinerClassifications U.S. Classification250/201.5, G9B/11.054, G9B/
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