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| Number | Title | Issue Date |
| 8149655 | Information recording medium, information recording apparatus and method, information reproducing apparatus and method, and computer program An information recording medium (100), provided with: a first recording layer (L0 layer) and a second recording layer (L1 layer) in each of which record information can be alternately recorded, at least one of the first recording layer and the s... | 04/03/2012 |
| 8149656 | Switch device, information processing device, and reproduction device A reproduction system 100 includes a rotating body on which a rotary operation is conducted by a user, a rotary movement detector 810 that detects the rotation of the rotating body and outputs a detection signal in accordance with a rotary condition th... | 04/03/2012 |
| 8144550 | Drive apparatus for performing a sequential recording and reproduction on a write-once recording medium, and method of reproducing same The drive apparatus of the present invention includes a recording/reproduction section and a drive control section. The drive control section determines a physical address indicating a location at which data can be recorded next in the determined track of a write-on... | 03/27/2012 |
| 8130600 | Drive device, optical head, and optical disk recording/reproducing device A spherical aberration correction mechanism 30 includes a lens holder 35 that holds a collimator lens 16, a main shaft 36a that supports the lens holder 35 in a linearly movable manner, a lead screw 34 supported in a ... | 03/06/2012 |
| 8094524 | Apparatus and method for recording and/or reproducing data to/from recording medium An apparatus and method for recording and/or reproducing data to/from a recording medium are disclosed. The recording medium includes at least one physical access control (PAC) cluster, the at least one PAC cluster including information for managing recording to and... | 01/10/2012 |
| 8081542 | Thermally-assisted recording (TAR) disk drive with patterned multilevel media and laser with power modulation A thermally-assisted recording (TAR) patterned-media magnetic recording disk drive has a perpendicular patterned-media disk with multilevel data islands and a laser capable of supplying multiple levels of output power to a near-field transducer (NFT). If there are o... | 12/20/2011 |
| 8072848 | Adaptation device for hard disk drive An adaptation device includes a lower casing member including a connection interface and forming a bottom slot in a front bottom, at least one retention flange on side walls, and pivot receiving holes in rear portions of the side walls. A retention board forms a con... | 12/06/2011 |
| 8045423 | Search method A search method of efficiently retrieving information is provided. A search light 21 is generated from a search condition (S1). The search light is irradiated onto a hologram 104a recorded in a hologram recording layer 104 (... | 10/25/2011 |
| 7990810 | Data reading module and method for reading optical disc Disclosed is a data reading module for reading an optical disc with data regions and undesired regions, wherein at least one of the undesired regions is located between the data regions. The data reading module includes: a decoder arranged to decode the optical disc... | 08/02/2011 |
| 7983118 | Record carrier and scanning device An optical record carrier (1) includes an area (2) for storing user information and an area (3) for storing control information. The control information is arranged in a block of frames of equal length. The block includes an identification of th... | 07/19/2011 |
| 7916582 | Optical recording medium, recording/reproducing apparatus and method, initialization method, and reinitialization method A recording/reproducing apparatus includes a writing/reading unit writing data to or reading data from an information recording medium having an access control area in which access control data is recorded, the access control data having common information set to al... | 03/29/2011 |
| 7911884 | Recording medium, and method and apparatus of controlling access to the recording medium A recording medium, and a method and apparatus of controlling an access to the recording medium are disclosed. Physical access control (PAC) information that is pre-recorded on a recording medium is extracted. Then, a PAC identification is extracted from the PAC inf... | 03/22/2011 |
| 7889603 | Recording medium, method of creating file of the recording medium, and method and apparatus for reproducing the same A recording medium, a method of creating a file of the recording medium, and a method and apparatus for reproducing the same are disclosed. In the recording medium including a plurality of recording layers, the method of creating a file of the recording medium inclu... | 02/15/2011 |
| 7885147 | Apparatus and method to store information in a holographic data storage medium A method to provide data storage services using one or more holographic data storage media disposed in a holographic data storage system operated by a data storage services provider, wherein the holographic data storage system comprises a light source, a spatial lig... | 02/08/2011 |
| 7848182 | Recording medium, access apparatus, access method, and program A recording medium is provided, which comprises at least one recording area. The at least one recording area is composed of at least one adjustment area and at least one positional information recording area. The at least one adjustment area is an area for adjustmen... | 12/07/2010 |
| 7848181 | Method and apparatus for optimizing optical disc navigators The present invention provides a method and apparatus for optimizing optical disc navigators. According to the present invention, the optical disc player sets the optimum optical disc navigator that can be realized as the optical disc navigator for playing the optic... | 12/07/2010 |
| 7821881 | Reproduction device, reproduction method, reproduction program, and recording medium With a reproduction-only disc having a large recording capacity, an interactive function having a higher degree of freedom than the related art can be easily accomplished. A virtual player model corresponding to a function of a player is created and described in Jav... | 10/26/2010 |
| 7755981 | Method and system for recording data by a plurality of laser beams on an optical disc The invention relates to a method and system for recording data by a plurality of laser beams (A, B) on an optical disc, said optical disc comprising segments which (1-51) are each identified by a synchronization pattern, said plurality of laser beams ... | 07/13/2010 |
| 7755980 | Copy protection of optical discs The more effective is the copy protection provided on a DVD, the greater is the likelihood that the copy protection will adversely interfere with legitimate uses of the disc. In a disc where the content is arranged in physical sectors, it is now proposed to provide ... | 07/13/2010 |
| 7755979 | Audio playback device An audio playback device is provided which can play back recorded audio data in an operational mode that is more convenient for the user. With a DVD-Audio disk 1 mounted, a navigation manager examines whether or not the DVD-Audio disk 1 includes an ASV... | 07/13/2010 |
| 7729208 | Recording medium, and method and apparatus for reformatting the same A recording medium, and a method and apparatus for reformatting the recording medium are disclosed. The method for reformatting a recording medium includes the steps of: (a) reading a plurality of physical access control information of the recording medium in a plur... | 06/01/2010 |
| 7724613 | Apparatus and method to store information in a holographic data storage medium A method is disclosed to store information in a holographic data storage medium. The method supplies a holographic data storage medium and provides information. The method defines an Active storage portion for the holographic data storage medium and establishes a th... | 05/25/2010 |
| 7701809 | Computer-readable recording medium with physical access control (PAC) information thereon and apparatus and methods for forming, recording, and reproducing the computer-readable recording medium A method for recording information on a computer-readable medium and a computer-readable recording medium having a first area for storing a plurality of access control data in a recording unit, each of the access control data having a data structure to control writi... | 04/20/2010 |
| 7680002 | Information recording medium, information recording apparatus and method, information reproducing apparatus and method, information recording/reproducing apparatus and method, recording or reproduction control computer program, and data structure containing control signal An information recording medium includes an object data file for storing object data as a series of content information such as video information and audio information and play list information file for storing play list information defining a reproduction sequence ... | 03/16/2010 |
| 7656754 | Optical disk player An available term of use of the player is set in terms of the number of dates or a playing time. If it is determined by a lock-setting determining unit that the player is lock-set when an optical disk is loaded, the player is lock-released by a lock releasing unit. ... | 02/02/2010 |
| 7619949 | Apparatus, system, and method for a secondary optical memory in a removable media cartridge An apparatus, system, and method are disclosed for a data storage apparatus with a secondary optical memory. The data storage apparatus includes a data storage cartridge, a primary data storage medium in the data storage cartridge, and a secondary optical storage me... | 11/17/2009 |
| 7590032 | Recording medium, access apparatus, access method, and program A recording medium is provided, which comprises at least one recording area. The at least one recording area is composed of at least one adjustment area and at least one positional information recording area. The at least one adjustment area is an area for adjustmen... | 09/15/2009 |
| 7532548 | Method and apparatus for managing overwrite on an optical disc write once A method of managing overwrite on an optical disc write once, makes it possible to perform a physical overwrite on the optical disc write once and maintains the continuity of a user data area after performing the physical overwrite. The method includes replacement-r... | 05/12/2009 |
| 7496005 | Recording medium, and method and apparatus of controlling access to the recording medium A recording medium, and a method and apparatus of controlling an access to the recording medium are disclosed. Physical access control (PAC) information that is pre-recorded on a recording medium is extracted. Then, a PAC identification is extracted from the PAC inf... | 02/24/2009 |
| 7471594 | Information storage medium, recording and/or reproducing apparatus, and recording and/or reproducing method An information storage medium, a recording and/or reproducing apparatus and a recording and/or reproducing method area, the information storage medium including an access control area for recording access control data (ACD) having common information set so that even... | 12/30/2008 |
| 7460442 | Optical disk apparatus An optical disk apparatus for controlling two optical pickups in an optimized way in response to operation modes for rotating the optical disk. When receiving a request for seeking one optical pickup from a HOST, a CPU judges whether to move the other optical pickup... | 12/02/2008 |
| 7414944 | Information recording medium, method and apparatus for recording and reproducing information An information recording medium includes a lead-in area and a data area for storing contents information. The lead-in area includes a first lead-in information area and a second lead-in information area. The first lead-in information area corresponds to a first play... | 08/19/2008 |
| 7414945 | Information recording medium, method and apparatus for recording and reproducing information An information recording medium includes a lead-in area and a data area for storing contents information. The lead-in area includes a first lead-in information area and a second lead-in information area. The first lead-in information area corresponds to a first play... | 08/19/2008 |
| 7398391 | Content addressable information encapsulation, representation, and transfer Techniques for managing the storing of a digital asset by a first computer in a computer system that further comprises a second computer. The first computer receives a communication from the second computer including the digital asset, determines whether the digital... | 07/08/2008 |
| 7379396 | Rotary disk type storage device Embodiments of the present invention provide a portable rotary disk type storage device provided with a form factor allowing dimensions of an accommodation space in a longitudinal and a lateral direction to be reduced. In one embodiment, the storage device has a hea... | 05/27/2008 |
| 7372782 | Disc detecting method in a multi-disc optical storage apparatus The present invention relates to a disc detecting method in a multi-disc optical storage apparatus, which comprises receiving an electronic signal and determining whether to perform a complete disc detecting process or not when the multi-disc optical storage apparat... | 05/13/2008 |
| 7372795 | Recording apparatus and method for generating an index file for a content file Before each content file is recorded first to a recording medium, a flag indicating a recording state of a content file is generated corresponding to a physical area where an index file can be continuously recorded. An index file is generated which associates attrib... | 05/13/2008 |
| 7366887 | System and method for loading programs from HDD independent of operating system A method for booting into computer memory a non-operating system (O.S.) program from a hard disk drive (HDD) prior to booting into memory an O.S. from the HDD. The method includes establishing a table of contents (TOC) on the HDD that contains entries for special O.... | 04/29/2008 |
| 7362665 | Seek method of optical disks and optical storage device An optical disk includes a first area, a second area having time information undistinguishable from time information of the first area and a third area having unique time information. The third area is divided into a plurality of sub-areas. Peculiar zone numbers are... | 04/22/2008 |
| 7360145 | Information storage medium on which drive data is recorded, and method of recording information on the information storage medium An information storage medium includes a drive zone having a plurality of physical clusters or ECC blocks. When new drive data is recorded in the drive zone, the new drive data is recorded in a physical cluster or ECC block next to the physical cluster or ECC block ... | 04/15/2008 |
