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20100067336 | DEVICE AND METHOD FOR REPRODUCING INFORMATION AND COMPUTER PROGRAM - An information reproducing device reproduces information in an information recording medium provided with, in addition to a first recording layer readable by a first laser beam, at least one of a second recording layer readable by a second laser beam, and a third recording layer readable by a third laser beam. The information reproducing device includes an optical pickup element applying a laser beam and receiving its reflection; a first judging element first determining whether the first recording layer exists, based on an output from the optical pickup element; a second judging element secondly determining on either of the recording layers is set by a user as a prioritized reproducing layer to be reproduced first; a reproducing element reproducing recorded information; and a control element controlling the reproducing element to reproduce the recorded information, based on outputs from the first judgment element, second judgment, and optical pickup elements. | 03-18-2010 |
20100115026 | CONTENT DISTRIBUTION SYSTEM AND METHOD, AND SERVER DEVICE, AND CLIENT DEVICE - A content distribution system ( | 05-06-2010 |
Patent application number | Description | Published |
20090022029 | Information recording medium, apparatus and method for recording information, and computer program - Disclosed is an information recording medium ( | 01-22-2009 |
20090028531 | INFORMATION RECORDING APPARATUS AND METHOD, COMPUTER PROGRAM, AND INFORMATION RECORDING MEDIUM - An information recording apparatus ( | 01-29-2009 |
20090040914 | INFORMATION RECORDING MEDIUM, INFORMATION RECORDING APPARATUS AND METHOD, AND COMPUTER PROGRAM - An optical disk ( | 02-12-2009 |
20090129250 | INFORMATION RECORDING APPARATUS AND METHOD AND COMPUTER PROGRAM - An information recording apparatus ( | 05-21-2009 |
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20090279402 | INFORMATION RECORDING MEDIUM, INFORMATION RECORDING APPARATUS AND METHOD, AND COMPUTER PROGRAM - An information recording apparatus is for recording user data and recording management data onto an information recording medium being provided with: a first recording layer; and a second recording layer, each of the first recording layer and the second recording layer having a user data area to record therein at least the user data and a recording management area to record therein at least the recording management data for managing recording of the user data, the information recording apparatus is provided with: a recording device for dividing the recording management area into a plurality of recording management segments and for recording the recording management data into at least one of the plurality of recording management segments; and a first controlling device for controlling the recording device to dispose each of the plurality of recording management segments in a single recording layer. | 11-12-2009 |
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20120155244 | INFORMATION RECORDING APPARATUS, INFORMATION RECORDING METHOD, AND INFORMATION RECORDING/PROCESSING PROGRAM - An information recording apparatus recording disc structure definition information defining a structure of an optical disc, in management areas of the optical disc including a data area and the management areas positioned on inner and outer periphery sides of the data area, includes: a memory which stores disc structure definition information of a new version including an invalid mark which cannot be interpreted as the disc structure definition information by an information reproducing apparatus and an information recording/reproducing apparatus being non-adaptive; and a recording control element for, when the disc structure definition information of the new version is recorded in the management areas, controlling recording of the disc structure definition information of the new version so the invalid mark is positioned at a position in the management areas in which all or part of disc structure definition information of an old version without the invalid mark needs to be recorded. | 06-21-2012 |