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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Fukushima; Yoshihisa
Address:
Osaka, JP
No. of patents:
186
Patents:


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Patent Number Title Of Patent Date Issued
RE39163 Recording defect substitution method for a disc-shaped recording medium, and a recording and rep July 11, 2006
In a recording and reproducing apparatus for a disc-shaped recording medium, and a defect substitution method for a disc-shaped recording medium (8), whether reproduction of recorded data is good is determined by sector unit and not by product code unit, defective sector discriminati
RE38706 Recording defect substitution method of a disc-shaped recording medium, and a recording and repr February 22, 2005
In a recording and reproducing apparatus for a disc-shaped recording medium, and a defect substitution method for a disc-shaped recording medium (8), whether reproduction of recorded data is good is determined by sector unit and not by product code unit, defective sector discrimination
RE38611 Method for substituting defective recording of discoid recording medium and discoid recording me October 5, 2004
In a recording and reproducing apparatus for a disc-shaped recording medium, and a defect substitution method for a disc-shaped recording medium, whether reproduction of recorded data is good is determined by sector unit and not by product code unit, defective sector discrimination i
8250442 Recording method and reproduction method suitable for recording/reproduction of AV data, and rec August 21, 2012
In an information recording medium for recording and reproducing data thereon on a sector-by-sector basis, the recorded data being managed as at least one file by using a file structure, the file structure includes unused space management information for identifying a used region and an
8200064 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, June 12, 2012
An optical disk for recording stereoscopic videos and high-quality video signals and a system for reproducing the videos and signals from the optical disk are made compatible with the conventional video reproducing system. A reproducing device which is used for reproducing stereoscopic
8184961 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, May 22, 2012
An optical disk for recording stereoscopic videos and high-quality video signals and a system for reproducing the videos and signals from the optical disk are made compatible with the conventional video reproducing system. A reproducing device which is used for reproducing stereoscopic
8150240 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, April 3, 2012
An optical disk for recording stereoscopic videos and high-quality video signals and a system for reproducing the videos and signals from the optical disk are made compatible with the conventional video reproducing system. A reproducing device which is used for reproducing stereoscopic
8139929 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, March 20, 2012
An optical disk for recording stereoscopic videos and high-quality video signals and a system for reproducing the videos and signals from the optical disk are made compatible with the conventional video reproducing system. A reproducing device which is used for reproducing stereoscopic
8059935 Recording method and reproduction method suitable for recording/reproduction of AV data, and rec November 15, 2011
In an information recording medium for recording and reproducing data thereon on a sector-by-sector basis, the recorded data being managed as at least one file by using a file structure, the file structure includes unused space management information for identifying a used region and an
7952971 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder a May 31, 2011
The present invention relates to a method for recording an AV file using an information recording disk in which data is recorded/reproduced by sectors. The recording method includes the steps of determining whether or not input data is AV data; detecting a defective sector existing in an
7916607 Optical disc drive March 29, 2011
In a recordable data storage medium on which property data was recorded after having been modulated and on which data that is decodable by a cryptographic key to be generated from the property data was recorded, the property data was preferably modulated by a different method from th
7813236 Information recording medium, information recording method and information recording/reproductio October 12, 2010
An information recording medium including a plurality of sectors of the present invention includes: a first spare area including a spare sector for replacing a defective sector among the plurality of sectors; a defect management information area for managing the replacement of the defect
7747145 High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, June 29, 2010
An optical disk for recording stereoscopic videos and high-quality video signals and a system for reproducing the videos and signals from the optical disk are made compatible with the conventional video reproducing system. A reproducing device which is used for reproducing stereoscopic
7746755 Optical disc drive June 29, 2010
In a recordable data storage medium on which property data was recorded after having been modulated and on which data that is decodable by a cryptographic key to be generated from the property data was recorded, the property data was preferably modulated by a different method from th
7684299 Control apparatus, a control method and an information access apparatus March 23, 2010
A control apparatus is provided for controlling a drive apparatus to access a rewritable information recording medium using a first file system. The control apparatus includes a first determination means for determining whether or not a matter which is not permitted in a second file
7593622 Information recording medium, information recoding/reproduction system apparatus, and informatio September 22, 2009
An information recording medium of the present invention is an information recording medium in which data is recorded by using a data structure, the data structure including a file structure area and a data area. The data includes first AV data having a first attribute and second AV data
7509333 Information recording medium, information recording method, information recording apparatus, inf March 24, 2009
An information recording medium comprises a data recording area. A lead-in area and a volume space are allocated in the data recording area in advance. The volume space is constructed so as to allow a logical zone for recording at least a volume-file structure and an over-run protection
7437390 Information recording medium, information recording method, information recording apparatus, inf October 14, 2008
An information recording medium comprises a data recording area. A lead-in area and a volume space are allocated in the data recording area in advance. The volume space is constructed so as to allow a logical zone for recording at least a volume-file structure and an over-run protection
7406013 Optical disc drive July 29, 2008
In a recordable data storage medium on which property data was recorded after having been modulated and on which data that is decodable by a cryptographic key to be generated from the property data was recorded, the property data was preferably modulated by a different method from th
7400725 Information recording medium for recording a scrambled part of content information, and method a July 15, 2008
An information recording medium, such as an optical disk or the like, is provided for recording at least copyrighted content information and cipher key information. A part of the content information is scrambled and recorded in the information recording medium, and the scrambled and
7398352 Recording method and recording apparatus that limits number of rewrites to the same storage area July 8, 2008
A recording method is provided for recording data into an information recording medium, in which the number of data rewrites into the same area is limited. The recording method comprises the steps of (a) performing a search for unallocated areas in an information recording area and r
7283728 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder a October 16, 2007
The present invention relates to a method for recording an AV file using an information recording disk in which data is recorded/reproduced by sectors. The recording method includes the steps of determining whether or not input data is AV data; detecting a defective sector existing in an
7269613 Information recording medium, information recording method, information recording apparatus, inf September 11, 2007
An information recording medium comprises a data recording area. A lead-in area and a volume space are allocated in the data recording area in advance. The volume space is constructed so as to allow a logical zone for recording at least a volume-file structure and an over-run protection
7206268 Information recording medium information recording method and information recording/reproduction April 17, 2007
An information recording medium including a plurality of sectors of the present invention includes: a first spare area including a spare sector for replacing a defective sector among the plurality of sectors; a defect management information area for managing the replacement of the defect
7200085 Recordable data storage medium including property data April 3, 2007
In a recordable data storage medium on which property data was recorded after having been modulated and on which data that is decodable by a cryptographic key to be generated from the property data was recorded, the property data was preferably modulated by a different method from th
7194194 Method and an apparatus for reproducing bitstream having non-sequential system clock data seamle March 20, 2007
A system stream contiguous reproduction apparatus to which are input one or more system streams interleaving at least moving picture data and audio data, and system stream connection information includes a system clock STC generator for producing the system clock that is used as the
7188221 Information recording medium, information recording method, information recording apparatus, inf March 6, 2007
According to a recording method for a conventional rewritable disc, the latest data is recorded by rewriting data in an identical area. In the case of a disc of which the number of times of data rewrite is limited, this causes a problem that a defect block is easily generated. The pr
7155591 Verifying the integrity of a media key block by storing validation data in the validation area o December 26, 2006
A method for verifying the integrity of a media key block (MKB) by storing validation data in a validation area of a medium, such as a DVD-R or a DVD-RW. In one embodiment, validation data comprises a hash function on a media key block. In another embodiment, validation data comprises th
7155566 Information recording medium, information recording method, information recording apparatus, inf December 26, 2006
According to a recording method for a conventional rewritable disc, the latest data is recorded by rewriting data in an identical area. In the case of a disc of which the number of times of data rewrite is limited, this causes a problem that a defect block is easily generated. The pr
7149177 Information recording medium, information recording apparatus, information recording method, inf December 12, 2006
An information recording medium includes a plurality of modulated data areas for recording a plurality of modulated codes; and a plurality of SYNC code areas for recording a plurality of SYNC codes. Data other than the plurality of modulated codes is recorded in at least one of the p
7130840 Information recording medium, information recording method, information recording apparatus, inf October 31, 2006
An information recording medium comprises a data recording area. A lead-in area and a volume space are allocated in the data recording area in advance. The volume space is constructed so as to allow a logical zone for recording at least a volume-file structure and an over-run protection
7076623 Information update count managing method, information update count managing apparatus, contents July 11, 2006
The present invention provides an information update count managing method, including: a write step of writing pieces of information in a predetermined order in an information storage area including at least one WORD of a non-volatile memory, wherein information can be written to the
7072256 Information recording medium, information recording method and information reproduction method July 4, 2006
An information recording medium comprises a user area, and a spare area including a replacement area, wherein the replacement area may be used instead of a defective area in the user area. The user area and the spare area include a plurality of sectors. Each of the plurality of sectors
7062626 Information recording medium, information recording method, information recording apparatus, inf June 13, 2006
According to a recording method for a conventional rewritable disc, the latest data is recorded by rewriting data in an identical area. In the case of a disc of which the number of times of data rewrite is limited, this causes a problem that a defect block is easily generated. The pr
7061850 Optical recording medium and recording method for the same June 13, 2006
A main information area 31 capable of recording an information signal and a subsidiary information area 32 for recording subsidiary information that is different from the information signal are divided in one principal plane direction of a substrate, and an information layer for reco
7050701 Information recording medium, information recording/reproducing method, and information recordin May 23, 2006
In the case of a conventional data structure of a disk on which data is recorded by a CD-R multisession method, a dedicated command is needed to read the latest file structure recorded during the last session by reading chainedly the first address of the subsequent session recorded in
7039297 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder a May 2, 2006
The present invention relates to a method for recording an AV file using an information recording disk in which data is recorded/reproduced by sectors. The recording method includes the steps of: determining whether or not input data is AV data; detecting a defective sector existing in a
7027373 Information recording medium, information recording method and information reproduction method April 11, 2006
An information recording medium comprises a user area, and a spare area including a replacement area, wherein the replacement area may be used instead of a defective area in the user area. The user area and the spare area include a plurality of sectors. Each of the plurality of sectors
7024534 Information recording medium, information recording method, information recording apparatus, inf April 4, 2006
According to a recording method for a conventional rewritable disc, the latest data is recorded by rewriting data in an identical area. In the case of a disc of which the number of times of data rewrite is limited, this causes a problem that a defect block is easily generated. The pr
7024103 Information recording medium and system controller April 4, 2006
An information recording medium for recording a real-time file containing real-time data in such a manner that the real-time data is continuously reproducible by a playback reference model, the real-time data including at least one of video data and audio data. The playback reference mod
7016597 Information recording medium and system controller March 21, 2006
An information recording medium for recording a real-time file containing real-time data in such a manner that the real-time data is continuously reproducible by a playback reference model, the real-time data including at least one of video data and audio data. The playback reference mod
7016276 Information recording medium information recording method and information recording/reproduction March 21, 2006
An information recording medium including a plurality of sectors of the present invention includes: a first spare area including a spare sector for replacing a defective sector among the plurality of sectors; a defect management information area for managing the replacement of the defect
6990289 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder a January 24, 2006
The present invention relates to a method for recording an AV file using an information recording disk in which data is recorded/reproduced by sectors. The recording method includes the steps of: determining whether or not input data is AV data; detecting a defective sector existing in a
6985427 Multi-layered optical disk and method of detecting a track January 10, 2006
A multi-layered optical disk comprising a plurality of recording layers accumulated in the thickness direction wherein a light beam is focused on one of tracks of one of the layers thereby to record and reproduce data, the optical disk being characterized in that recording layers each ha
6978084 Recording/reproduction method suitable for recording/reproducing AV data on/from disc, recorder December 20, 2005
The present invention relates to a method for recording an AV file using an information recording disk in which data is recorded/reproduced by sectors. The recording method includes the steps of: determining whether or not input data is AV data; detecting a defective sector existing in a
6958971 Method of retrieving information with layer identification data from a multi-layered optical dis October 25, 2005
A multi-layered optical disk comprising a plurality of recording layers accumulated in the thickness direction wherein a light bean is focused on one of tracks of one of the layers thereby to record and reproduce data, the optical disk being characterized in that recording layers each ha
6958965 Information recording disc and information reproducing system October 25, 2005
An information recording disc has a burst cutting area (BCA) for recording control information for a reproducing apparatus be removing a reflective layer of the disc in a striped shape and a data recording area for recording user data. The burst cutting area includes at least one BCA
6954584 Method and an apparatus reproducing bitstream having non-sequential system clock data seamlessly October 11, 2005
A system stream contiguous reproduction apparatus to which are input one or more system streams interleaving at least moving picture data and audio data, and system stream connection information includes a system clock STC generator for producing the system clock that is used as the syst
6912634 Verifying the integrity of a media key block by storing validation data in a validation area of June 28, 2005
A method for verifying the integrity of a media key block (MKB) by storing validation data in a validation area of a medium, such as a DVD-R or a DVD-RW. In one embodiment, validation data comprises a hash function on a media key block. In another embodiment, validation data comprises th
6909838 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder a June 21, 2005
The present invention relates to a method for recording an AV file using an information recording disk in which data is recorded/reproduced by sectors. The recording method includes the steps of: determining whether or not input data is AV data; detecting a defective sector existing in a
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