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7391691 |
Method for facilitating copyright protection in digital media and digital media made thereby
In one embodiment, a disc has a substrate; a data layer on the substrate; an anomaly-feature in the data layer disc capable of generating a read anomaly having a predictable anomaly profile; and...
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7385902 |
Optical disc apparatus
An optical disc apparatus includes a pause circuit for pausing data encoders upon receiving a pause signal so that a write operation may be paused without writing dummy data, thereby maintaining...
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7379502 |
Method of converting digital data
Disclosed is a method of digital data conversion. The method includes binding input digital data into unit blocks constituted by a plurality of bytes, modulation-coding each byte of the input data...
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7376066 |
Information recording method and an information recording apparatus
An information recording method and an information recording apparatus are disclosed, wherein x-bit long binary data are converted into m multi-level data of n levels (x is an integer equal to or...
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7376061 |
Reproducing apparatus, reproducing method, and contents recording method
In the reproducing apparatus of the present invention, only such audio data which is recorded on a first recording area among audio data recorded on a recording medium is reproduced, linked to...
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7376056 |
Method and apparatus for reading address information from an optical disc medium
A method for reading address information from an optical disc with a wobbled track groove includes the steps of: obtaining a sine wave address signal, a first address signal representing a first...
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7369477 |
Information recording medium, information recording apparatus, and information reproducing apparatus
A information recording medium on which stream information including images or sound and management information of the stream information are digitally recorded includes a first recording region in...
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7369475 |
Optical disc, information playback apparatus, information playback method, and information recording method
An optical disc according to one aspect of this invention has a first field to record first version information, and a second field to record second version information obtained by updating the...
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7359304 |
Method for recording wobble signals on an optical disc and optical disc on which the wobble signals are recorded
After pre-coding bit data of address information to be recorded on an optical disc on the basis of at least 4 wobble units, wobble data pre-coded on at least 4 wobble units is modulated by a BPSK...
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7355956 |
Data formatting method for recording optical information using dummy data, and optical disk
A method of recording data optically to an optical disk having a plurality of sectors, in which each sector has a region to be recorded with data, the data is recorded in units of blocks, and the...
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7355936 |
Disc recording medium, disc drive apparatus, and reproduction method
First data representing user data and third data use the same error correction codes. The first data has a first error correction block structure and the third data has a second error correction...
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7352675 |
Information recording method, information recording medium and information recording apparatus
An information recording method using an optical recording medium including the steps of forming a plurality of recording pulses to irradiate the optical recording medium and recording information...
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7352674 |
Apparatus and method for encoding wobble signal to be recorded on optical disc, and apparatus and method for decoding wobble signal read from optical disc
Herein disclosed are an apparatus and method for encoding a wobble signal to be recorded on an optical disc, and an apparatus and method for decoding a wobble signal read from the optical disc. The...
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7349297 |
Method and apparatus for acquiring an index mark
A method and apparatus for reading an index mark pattern. The pattern may be formed on an optical disc medium. The optical disc medium may include a set of data arranged in a data field, and an...
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7345979 |
Storage medium storing copy protection data in burst cutting area using the on-off keying modulation method
In order to protect copyrighted data on a disk, a method and apparatus for generating a burst cutting area (BCA) on a disk to prevent unauthorized copy, and an information storage medium having a...
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7345978 |
Method for in-sector data management in frame addressing
A method for determining the address of a frame inside a data sector of an optical recording medium ( 17 ), the sector comprising a plurality of frames, each frame being preceded by a...
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7345959 |
Method of data storage in optical storage media under multiple specifications
A method of data storage in an optical storage media under multiple specifications. When a data is provided to store in a data area of the optical storage media under Mount Rainier (M 3 )...
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7342871 |
High density optical disc and method for reproducing and recording data thereof
A high-density optical disc such as a high density-digital versatile disc (HD-DVD) or Blu-ray disc, and a method for reproducing or recording data of the high-density optical disc. The high-density...
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7339878 |
Method and apparatus for recording optical information including dummy data, and optical disk having such data recorded thereon
A method of recording data optically to an optical disk having a plurality of sectors, in which each sector has a region to be recorded with data, the data is recorded in units of blocks, and the...
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7339869 |
Optical disk and optical method
An optical disk according to the present invention is the optical disk on which secret information on unique information given to a specific optical disk manufacturer or a specific optical disk and...
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7333415 |
Information recording medium having first data which has been displaced according to second data, and information reproducing apparatus and method
On a disc master DS, a record mark is formed at a displaced position to which the record mark is displaced, in a direction crossing the reading direction thereof, according to a wobble signal. The...
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7333411 |
Optical recording method and optical recording device
The present invention is directed to an optical disc recording apparatus adapted for recording data onto a recodable/reproducible optical disc, which comprises a system controller ( 10 ) for...
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7330417 |
Storage device having superset format, method and system for use therewith
A storage device comprising a storage medium having a plurality of sectors and a superset format. Each sector includes a header, a data section and a trailer, the data section sized to contain a...
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7330411 |
Optical information storing device, data processing circuit and information storage medium
The present invention aims at providing an inexpensive optical information storing device that produces reduced cross talk. An optical information storing device has a cyclic data output circuit ...
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7330410 |
Information recording method and apparatus, information processing apparatus, information recording system and computer-readable storage medium using dummy data
An information recording method records information in an information recording medium by acquiring driving power supply information related to a driving power supply of an information recording...
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7327660 |
Optical disc and physical address format
An optical disc medium comprises a track groove, along which main information is recorded. The track groove is divided into a plurality of blocks. The plurality of blocks each include a plurality...
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7315500 |
Recording medium storing link information and apparatus and method for linking data
An optical recording medium storing information for regarding data in the current sector as data in a linking loss area, and an apparatus and method providing linking data. The data link method...
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7313069 |
Optical recording medium and recording apparatus, the medium including a linking region between unit block regions
An optical recording medium having a track on which data has been previously recorded, comprising on the track a plurality of data block regions each of which includes main data of a block which is...
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7304922 |
Method and apparatus for producing a master disc on which digital data is recorded in synchronism with pre-recorded address data
A recording medium on which digital data is recorded in synchronism with pre-recorded address data. At least a portion of the address data is converted in accordance with a pre-set conversion rule.
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7301889 |
Optical disc
An optical disc having track grooves formed in a radial direction of the disc, and with the disc being divided into a plurality of zones, wherein track grooves are formatted into waved patterns,...
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7298684 |
Disk-like recording medium, disk recording apparatus and disk recording method, and disk playback apparatus and disk playback method
Disclosed is a disk-like recording medium, a disk recording apparatus and a disk recording method, and a disk playback apparatus and a disk playback method. Disk ID is recorded over a circle of a...
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7292511 |
Method for reproducing audio file
A method of reproducing an audio file includes: reading an extension information of the audio file, the extension information of the audio file being separated but associated with audio data of the...
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7283456 |
Reproduction-only recording medium
In a read-in area on the ROM disc, there are two control-data areas, and the Disc Information recorded in each control-data area comprises a error correction code (ECC (Error Correcting Code) block...
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7280742 |
Method for recording audio data on a rewritable recording medium and for adjusting data grouping criterion
The present invention relates to a method of writing audio data to a rewritable recording medium as grouping the written audio data into each Audio Object Unit (AOBU). This method changes AOBU...
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7272097 |
Method of detecting data structure of non-return-to-zero data in an optical storage device
A method of detecting a data structure of fourteen-bit data in an optical storage device includes connecting a first 8-bit register between an eight-to-fourteen modulator and a leading zero...
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7269104 |
Optical disc and method for recording data on and/or reproducing data from the same
An optical disc on which data is recorded and/or from which the data is reproduced, includes a recording area where the data is recorded in at least one physical cluster, a defective area, where a...
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RE39832 |
Optical recording disk capable of resynchronization in digital encoding and decoding
In carrying out PWM-recording on optical disks, RESYNC BYTES including a bit compensation part, RESYNC detection part, and bit synchronization part are periodically inserted in the recorded data...
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7263052 |
Method for generating a binary signal having a predetermined spectral shape
The invention relates to a method for generating a primary binary signal having a predetermined spectral shape in a predetermined frequency range, in particular having a notch in the power spectrum...
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7263051 |
Storing audio-centered information with a multi-level table-of contents (TOC) mechanism having redundant sub-TOCs
Audio-centered information is stored on a unitary medium by using a Table-of-Contents (TOC) mechanism that specifies an actual configuration of various audio items on the medium. In particular,...
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7248557 |
Robust header configuration and method for reading sector identifiers contained therein
For the purpose of providing sector-address information on optical disks, a robust header is realized by utilizing a very simple encoding method that allows asynchronous reading. In order to...
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7248555 |
Device and method for recording information enabling reduced response time of a recording device
A method and device for recording multiple information volumes on a record carrier, usually called multi-session recording, has a mapping unit ( 31 ) for opening a session by recording intro data...
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7239592 |
Method for indicating a sector on a data medium and data medium suited to this method
For indicating on a data medium ( 9 ) a sector referenced by a binary word ( 16 ) formed of a number M of first bytes each comprising a number L of bits, the method includes steps of etching onto...
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7239585 |
Information recording apparatus and method, information reproducing apparatus and method, information recording program and information reproducing program, recording medium and information recording medium
An information recording apparatus encodes distributed information, which is inputted via a network, in an encoding scheme for allowing decode by a plurality of types of players to obtain encoded...
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7236439 |
Optical disc medium and data recording method and apparatus
A molding and film forming apparatus 700 molds a disc substrate from a stamper 330 formed from an optical disc disc-master 320 and forms a coating film, for example, a reflective film onto...
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7230899 |
Rewritable type optical disc including recording marks over break portions of recording tracks, manufacturing method and manufacturing system therefor
A rewritable type optical disc includes recording tracks formed with break portions; and recording marks corresponding to predetermined data and formed on the recording tracks. The recording marks...
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7227824 |
Information reproducing apparatus, method of correcting reproducing program, and information recording medium
An information reproducing apparatus, in which a disk having correction data recorded thereon is placed, acquires region information indicative of a region corresponding to the correction data...
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7221637 |
Multi-level optical recording medium, multi-level recording method, and multi-level reproduction method
A multi-level optical recording medium according to the present invention is a multi-level optical recording medium ( 1 ) which is capable of recording record data according to multi-level...
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7221636 |
Data recording apparatus and associated method of imparting data to a recording medium by irradiating a reflectivity layer of the medium
A method is provided for recording medium having a substrate on which first data and second data are recorded as a protrusion/depression pattern and a reflective layer that is provided on a surface...
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7218594 |
Recording medium, and method of and device for recording information on a recording medium and reading information from a recording medium
The invention relates to recording of information, in particular a real-time audio and/or video signal, in a recording track ( 3 ) of a recording medium ( 2 ) divided into blocks ( 45 ). The...
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7215634 |
Multi-layer record carrier and method of manufacturing thereof and recording thereon, with reduced transmission differences in the upper layer
A multi-layer record carrier and method of manufacturing thereof and recording thereon, includes data written in units of blocks on tracks of at least two information layers. A first guard field is...
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