| http://www.w3.org/ns/prov#value | - or recording information including secret information and method and apparatus for reproduction thereofUS7616546 *Feb 27, 2003Nov 10, 2009Koninklijke Philips Electronics N.V.Reading and writing of information blocksUS7663990 *Feb 23, 2005Feb 16, 2010Samsung Electronics Co., Ltd.Optical recording medium having access control area and method for recording or reproducing thereofUS7957237 *Jan 23, 200
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