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US20080212447 |
OPTICAL INFORMATION RECORDING MEDIUM, OPTICAL INFORMATION RECORDING METHOD, AND OPTICAL INFORMATION RECORDING APPARATUS
An information recording medium according to the present invention includes a plurality of recording layers, and a test area for determining a recording power of a laser light for each of the... |
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US20060193231 |
Optical multilayer disk, multiwavelength light source, and optical system using them
When a wavelength of a first laser beam with which a first recording medium including a first recording layer is recorded and reproduced is indicated as λ1 (nm), a wavelength of a second laser... |
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US20080316884 |
MULTI-LAYERED INFORMATION RECORDING MEDIUM, REPRODUCTION APPARATUS, RECORDING APPARATUS, REPRODUCTION METHOD, AND RECORDING METHOD
A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers,... |
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US20050213483 |
Recording disc and apparatus and method for reproducing recorded information
A recording disc and recorded information reproducing apparatus and method for immediately starting reproduction of information when a push-pull based tracking control is employed to reproduce... |
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US20080285410 |
MULTI-LAYERED INFORMATION RECORDING MEDIUM, REPRODUCTION APPARATUS, RECORDING APPARATUS, REPRODUCTION METHOD, AND RECORDING METHOD
A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers,... |
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US20080291793 |
MULTI-LAYERED INFORMATION RECORDING MEDIUM, REPRODUCTION APPARATUS, RECORDING APPARATUS, REPRODUCTION METHOD, AND RECORDING METHOD
A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers,... |
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US20050163032 |
Multilayer record carrier with shifted recording start and stop positions
The present invention relates to a multilayer record carrier, to a recording apparatus and to a method of recording on such a multilayer record carrier, and to a manufacturing method, wherein... |
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US20050058034 |
Information recording medium, method of recording information thereto, and information recording/reproducing apparatus
The present invention provides an information recording medium and an information recording method that can stably record and reproduce information to or from an information recording medium... |
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US20090116361 |
Recording Method, Recording and Reproducing Method, Reproducing Method, Recording Device, Recording and Reproducing Device, and Reproducing Device for Optical Information Recording and Reproducing Medium, and the Optical Information Recording and Reproducing Medium
Optical information recording and reproducing medium 10 has two recording layers of first and second recording layers 12 and 14, from a laser beam incident surface side. In each control area 21,... |
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US20090285063 |
DEFECT AREA MANAGEMENT
A multi-layer optical writable disc (D) comprises at least two layers (L1, L2, . . . ) and at least two defect management areas (DF1, DF2, . . . ). A first defect management area (DF1) is... |
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US20080219113 |
MULTI-LAYERED INFORMATION RECORDING MEDIUM, RECORDING APPARATUS, AND RECORDING METHOD
A multi-layered information recording medium including a plurality of recording layers, the multi-layered information recording medium comprising: a user data area for recording user data; and a... |
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US20080219125 |
MULTI-LAYERED INFORMATION RECORDING MEDIUM, RECORDING APPARATUS, AND RECORDING METHOD
A multi-layered information recording medium including a plurality of recording layers, the multi-layered information recording medium comprising: a user data area for recording user data; and a... |
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US20080056095 |
Multi-layered disc and multi-layered disc reproducing apparatus
A multi-layered disc (D1, D2, D3) is provided with a plurality of recording layers laminated with each other in a direction of a normal line of the recording layers, in each of which an... |
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US20110242956 |
MULTI-PURPOSE HIGH-DENSITY OPTICAL DISK
An optical recording medium includes a first half-disc and a second half-disc. The first half-disc includes a substrate and an information layer (including a reflective layer) formed on a first... |
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US20090034387 |
OPTICAL STORAGE MEDIUM AND PLAYER
An optical storage medium that allows the user to recognize a given disk as a hybrid one, no matter whether the disk is loaded into a single format player or a multi-format player, is provided.... |
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US20080219126 |
MULTI-LAYERED INFORMATION RECORDING MEDIUM, RECORDING APPARATUS, AND RECORDING METHOD
A multi-layered information recording medium including a plurality of recording layers, the multi-layered information recording medium comprising: a user data area for recording user data; and a... |
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US20050099929 |
Optical disk
An optical disk to which a laser ray irradiated from an optical pickup device equipped in an optical disk recording and replaying apparatus is incident, comprises two signal layers including a... |
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US20050185570 |
Protective tape used for optical member, optical film with protective tape, and image viewing display with protective tape
A protective tape used for optical member includes a plastic film base, an adhesive layer formed on one side of the plastic film base, and a treated layer formed on an opposite side of the plastic... |
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US20070183278 |
OPTICAL DISC DRIVE, METHOD OF MOVING BEAM SPOT AND COMPUTER-EXECUTABLE PROGRAM IMPLEMENTABLE BY THE OPTICAL DISC DRIVE
An optical disc drive includes a light source, a lens, a focusing section, a spherical aberration corrector, a focus signal generator, a gain calculator and a processor. The focusing section forms... |
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US20090262623 |
OPTICAL MEDIA FORMAT
Apparatuses, products, devices and methods, of manufacture consistent with the invention include optically readable media with at least one mechanism, chemical, agent, and/or process for limiting... |
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US20050213467 |
Optical recording medium, and recording/reading method and recording/reading apparatus for optical recording medium
In an optical recording medium of a single-sided incident type having a plurality of recording layers, recording/reading conditions (for example, tracking polarity, recording pulse strategy,... |
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US20100177610 |
OPTICAL DISK DEVICE FOR MULTI-LAYER OPTICAL DISK AND MULTI-LAYER OPTICAL DISK
An optical disk device for writing data into a disk including a plurality of recording layers, wherein the disk includes a recording layer in which a track for recording the data is formed in a... |
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US20060262696 |
Method and device for recording information on a multilayer information carrier
The invention discloses a method and a device for recording information on a multi layer optical disc using a multi session format. The use of multi sessions allows for an efficient use of the... |
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US20050013235 |
Optical recording medium and production thereof
An optical recording medium includes a first information substrate selected from one including a first substrate and a read-only first recording layer containing a reflective film and having... |
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US20050237914 |
Optical recording medium
An optical recording medium comprising at least a land and a groove where information-recording/reproducing is carried out by a flying type optical head. The optical recording medium keep the... |
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US20070189147 |
Optical recording medium, evaluation method therefor, information reproduction method, and information recording method
Multilayered optical recording media having three or more recording layers used to require spacing between recording layers to be accurately controlled to cope with the effect of crosstalk... |
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US20070133370 |
INFORMATION STORAGE MEDIUM, RECORDING METHOD, AND RECORDING APPARATUS
A system lead-in area, data lead-in area, data area, and middle area are sequentially arranged from an inner circumference of layer 0. A system lead-out area, data lead-out area, data area, and... |
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US20060233095 |
Dual-layer phase-change information recording medium and recording method thereof
The present invention provides a dual-layer phase-change information recording medium in which the erase ratio in each layer is superior, the dynamic range is improved, and a multi-level recording... |
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US20050185542 |
Optical disc recording apparatus, optical disc reproducing apparatus, and multi-layered optical disc
Disclosed is an optical recording disc capable of limiting the redundancy of recorded information and reducing facility investments and manufacturing cost. The optical disc recording apparatus... |
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US20090016188 |
MULTI-LAYER INFORMATION RECORDING MEDIUM, INFORMATION RECORDING/REPRODUCING DEVICE AND MULTI-LAYER INFORMATION RECORDING MEDIUM MANUFACTURING METHOD
By assuring lower compatibility with information recording media already on the market or of known formats, information is recorded/reproduced on/from a multi-layer information recording medium of... |
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US20050036768 |
Information recording medium
It is to provide an information recording medium having a visual information recording layer which is a high sensitive visual information recording layer capable of recording at a relatively low... |
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US20050185548 |
Information access control for optical media
A drive refuses to transfer information from a first surface on an optical medium unless required information is present on a second surface of the medium. Optionally, information on the first... |
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US20090323493 |
MULTILAYER OPTICAL RECORDING MEDIUM, RECORDING DEVICE, AND RECORDING LASER POWER ADJUSTMENT METHOD
A multilayer optical recording medium includes three or more recording layers formed in a thickness direction. Trial writing areas provided in the respective recording layers to adjust the power... |
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US20080285396 |
Method and Apparatus of Formatting a Three Dimensional Optical Information Carrier
A method of formatting at least one optical information carrier is provided. The method is aimed at creating a plurality of formatting marks that are to be sequentially addressed when reading... |
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US20080068968 |
Optical recording medium and method of producing the same
An optical recording medium capable of suppressing film thickness irregularity of interlayer between a plurality of optical recording layers and effects of warps of a transfer substrate and... |
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US20080239919 |
DISC MEDIUM AND DISC DEVICE USING THE SAME
A multi-layer disc medium includes two or more reproducing or recording and reproducing layers. One or more layers have a layer information area portion formed by at least a part of a circular... |
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US20100061210 |
OPTICAL DISC AND RECORDING/REPRODUCING METHOD AND APPARATUS FOR THE OPTICAL DISC
An optical disc, and a recording/reproducing method and apparatus to record information on the optical disc. The optical disc includes an optical information storage layer, including a layer... |
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US20070025225 |
INFORMATION STORAGE MEDIUM, INFORMATION RECORDING/REPRODUCING APPARATUS AND INFORMATION RECORDING/REPRODUCING METHOD
An information storage medium on which characters, images, etc., can be optically formed with high visual distinguishability. In the information storage medium for allowing multilayer recording... |
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US20090086602 |
OPTICAL INFORMATION REPRODUCING METHOD, OPTICAL INFORMATION REPRODUCING APPARATUS AND OPTICAL INFORMATION RECORDING MEDIUM
Reproduction on an optical recording medium having plural information layers involves the problem of distortion occurring due to interlayer crosstalk and hence deterioration in the quality of a... |
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US20080265449 |
Optical Master Substrate with Mask Layer and Method to Manufacture High-Density Relief Structure
The invention relates to a master substrate, a method for making a high-density relief structure, and optical discs replicated with the high-density relief structure, the master substrate... |
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US20070253306 |
Information Recording Medium, Method for Manufacturing Such Information Recording Medium, Processor for Such Information Recording Medium and Preparation Method for Using Such Information Recording Meduim, Information Recording Device
An information recording medium such as an optical disk in which each individual recording portion includes laminated multiple recording layers, and usability information relating to usability of... |
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US20090016187 |
SECURE OPTICAL INFORMATION DISC HAVING A MINIMIZED METAL LAYER
A secure optical data disc comprising an electronic article surveillance tag embedded within a layered disc structure comprising first and second substrates is disclosed. The tag is placed within... |
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US20070195684 |
High-density multi-layer recording medium and an apparatus for writing to or reading from such a recording medium
In one embodiment, the recording medium includes a light incident surface and an opposite surface of the light incident surface, a substrate having a transparent layer, and a first recording layer... |
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US20100008202 |
OPTICAL INFORMATION RECORDING MEDIUM, RECORDING PARTICLE, METHOD FOR REPRODUCING OPTICAL INFORMATION, OPTICAL INFORMATION REPRODUCING APPARATUS, METHOD FOR RECORDING OPTICAL INFORMATION, AND OPTICAL INFORMATION RECORDING APPARATUS
An optical information recording apparatus includes a recording layer, wherein nanoparticles having diameters of 100 nm or less are disposed while being surrounded by a medium having a complex... |
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US20080267034 |
(Re) Writable Disk with Electrophoetic Ink Label
A storage medium for storing digital information is disclosed. The storage medium comprises a label comprising a light addressable electrophoretic ink layer. Further, a method for labeling a... |
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US20080151730 |
Optical recording and reading method, optical recording and reading apparatus, and optical recording medium
An optical recording and reading method capable of enhancing the design flexibility of recording layers of an optical recording medium and performing accurate optical recording and reading... |
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US20070189138 |
Information recording device and method, and computer program
An information recording device (1) includes: recording elements (501) for recording information on an information recording medium by recording layer light having adjustable recording power;... |
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US20110317535 |
Multilayered Optical Disk And Its Recording Method
A multilayered optical disk an information recording method and information reproducing method utilizing the disk includes three or more recordable or rewritable information recording layers,... |
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US20080056094 |
Information reproducing/recording device
The present invention aims to provide an information reproducing/recording device capable of enhancing the reliability of a focus jump. In the information reproducing/recording device in which the... |
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US20090067310 |
STORAGE MEDIUM, PREFERABLY FOR A CARRIER, AND READING DEVICE AND METHOD FOR READING THE STORAGE MEDIUM
The invention relates to a storage medium, preferably a carrier. The aim of the invention is to make manipulation of data information of the storage medium or of non-authorized copies of the... |