Matches 1 - 50 out of 254 1 2 3 4 5 6 >
Match Document Document Title
7626902 Method for reproducing data from a data area including a spare area for defect management allocated in reverse order from rearmost units of data area  
A recording medium having a spare area for defect management, and a method and apparatus for allocating and assigning the spare area. A plurality of zones are formed as one group without...
7626905 Method and device for protecting a slicer in reading signals on a defect disc  
A device for protecting a slicer in reading signals on a defect disc from disturbance and instability is provided. The device includes a defect detection unit, a slicer and a logic combination...
7623427 Surface inspection by amplitude modulated specular light detection  
An apparatus for detecting defects on a disk surface includes a light source that generates a light beam and a beamsplitter that splits the light beam into a first light beam portion and a second...
7617426 Verification method and apparatus  
A method for verifying whether a recording/reproducing apparatus properly produces disc management information and records the disc management information on a disc includes preparing a test disc;...
7613090 Apparatus and method for controlling tilt in optical disc device  
Embodiments of a method and apparatus for controlling tilt in an optical disc device such as a DVD recorder can select dynamic tilt control mode if the current operating mode of the device is...
7613975 Predictive diagnosis of a data read system  
A data read system comprising a read channel for processing a signal, and a diagnostic controller in communication with the read channel. The diagnostic controller is configured to measure at least...
7606128 Method for assigning spare area in optical recording medium  
An optical recording medium and a method and apparatus for assigning a spare area in a rewritable optical recording medium are provided. According to an embodiment, there is provided an apparatus...
7606125 Method of and drive for recording medium defect management, and defect managed recording medium  
A method of and drive for recording medium defect management, and a defect managed recording medium. The defect management method includes: writing first state information that specifies that an...
7602681 Write-once-type recording medium, recording appartus and method for write-once-type recording medium, and reproducing apparatus and method for write-once-type recording medium  
On a write-once-type recording medium 10 , there are provided: a definite defect management area 13 to definitely record therein defect management information; and a plurality of temporary...
7596062 Method of preventing optical recording media from being fractured and apparatus thereof  
Disclosed is a method of preventing optical recording media from being fractured and apparatus thereof, which enable to prevent an optical disc of an optical disc drive from being fractured due to...
7586820 Method of detecting sync signals  
A pattern of an input sync signal is compared with sub patterns in a first sync pattern. The sub patterns in the first sync pattern are equal to the patterns of true sync signals, respectively....
7586821 Data storage apparatus that either certifies a recording medium in the background or verifies data written in the recording medium  
A data storage apparatus, which can format a recording medium in the background, that verifies data written in a designated region of the recording medium if the designated region has not yet been...
7583574 Write-once recording medium preserving data-recording status, method of preserving data recording status of a write-once recording medium, medium including computer readable code for the same, and recording and/or reproducing apparatus therefor  
A write-once recording medium preserving a data recording status of the write-once recording medium, a method of preserving the data recording status of a write-once recording medium, a medium...
7583575 Method of managing defects for a write-once recording medium, reproducing and/or recording apparatus implementing the same, a corresponding write-once recording medium therefor, and medium including computer readable code controlling the implementation of the same  
A method of managing defects considering compatibility with a rewritable disc, a reproducing and/or recording apparatus implementing the same, a write-once recording medium therefore, and a medium...
7583576 Method and apparatus for managing disc defect using temporary DFL and temporary DDS including drive and disc information disc with temporary DFL and temporary DDS  
A write once disc includes a defect management area that is present in at least one of a lead-in area and a lead-out area; a temporary defect management area that is present in at least one of the...
7581134 Optical disk recorder  
In an optical disk recorder which records data in a recordable form in compliance with UDF, when writing of a data block constituting a user data file and a control data file is failed (NO in # 2...
7577065 Information recording device and method, and computer program  
An information recording apparatus is provided with: a recording device for recording information onto an information recording medium; a detrack detecting device for detecting occurrence of...
7577073 Defect area management  
A multi-layer optical writable disc (D) comprises at least two layers (L 1 , L 2 , . . . ) and at least two defect management areas (DF 1 , DF 2 , . . . ). A first defect management area (DF 1 ) is...
7573794 Data defect detection using soft decision result  
A defect detection device, apparatus, and method for detecting a defect of data recorded on a recording medium. The defect detection device includes a waveform state detection part generating...
7573795 Method of and apparatus for recording data on write-once disc, method of and apparatus for reproducing data from write-once disc, and write-once disc therefor  
A write-once disc includes: a plurality of update areas in which a predetermined kind of updated information is recorded; at least one main access information area in which main access information...
7570558 Disc playing method without interruption and system thereof  
A disc playing method and related system without interruption is disclosed. First, the data blocks on a disc (such as a DVD) is previewed without playing. Next, the error ratio of the data block is...
7570557 Method and apparatus for recording management information on a recording medium and the recording medium  
The write-once recording medium has a data structure for managing temporary defect management areas, TDMAs, of the recording medium, where each TDMA is for at least storing temporary defect...
7571077 Method for evaluating anti-contamination level on a surface of optical recording medium, the apparatus and the optical recording medium  
A method for evaluating an anti-contamination level on a surface of optical recording medium is disclosed. The method includes forming an artificial fingerprint on the surface by contacting a stamp...
7548501 Method of and apparatus for managing disc defects using temporary defect management information (TDFL) and temporary defect management information (TDDS), and disc having the TDFL and TDDS  
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a...
7539105 Data managing method for an optical disc drive writing user data into an optical disc having defects  
A data managing method for an optical disc drive writing user data into an optical disc having defects. The data managing method includes: determining whether to suspend a first buffering space...
7539100 Optical recording medium, method of managing defective area thereof, recording method thereof, and recording/reproducing apparatus thereof  
The present invention provides a method of managing a defective area of an optical disc recordable at high speed, recording/reproducing method thereof, and recording/reproducing apparatus thereof,...
7539101 Method for detecting defect signals on a disc  
The present invention provides a method for detecting disk defects of a blank optical disk in a recording and reproducing system when a data-recording operation is performed. In the embodiment, an...
7525886 Method and apparatus for managing disc defect using temporary DFL and temporary DDS including drive and disc information disc with temporary DFL and temporary DDS  
A write once disc includes a defect management area that is present in at least one of a lead-in area and a lead-out area; a temporary defect management area that is present in at least one of the...
7522501 Recording, reproducing and product for management of data having a temporary defect management area containing at least one pointer  
The data structure on the recording medium includes a temporary defect management area storing a data block. The data block includes sequential recording information and a temporary definition...
7508740 Information recording method, information recording apparatus, information recording program and recording medium storing information recording program  
An information recording apparatus and method can prevent an information recording medium having a plurality of recording layers from being incompatible with a reproduction-only information...
7505385 Method of detecting optical disc error information  
A method of detecting optical disc error information on an optical disc, for applying in an optical disc drive, the method comprising: first, detecting whether the optical disc is blank, if not,...
7502292 Apparatus for recording data on and/or reproducing data from optical disc  
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...
7499385 Write-once recording medium preserving data-recording status, method of preserving data-recording status of a write-once recording medium, medium including computer readable code for the same, and recording and/or reproducing apparatus therefor  
A write-once recording medium preserving a data recording status of the write-once recording medium, a method of preserving the data recording status of a write-once recording medium, a medium...
7499383 Write-once optical disc and method for managing spare area thereof  
Disclosed is a write-once optical disc and method for managing a spare area thereof, the write-once optical disc possibly having a temporary defect management area within one or more spare areas....
7496805 Write once type recording medium, recording device and recording method for write once type recording medium, and reproduction device and reproduction method for write once type recording medium  
A plurality of defect management areas ( 14 A, 14 B, 14 C) are arranged on a write once type recording medium ( 10 ). Spare areas ( 12, 13 ) are divided into a plurality of partial spare areas (...
7492678 Apparatus and method for stabilizing operation of disc driver in section for setting mode conversion  
An apparatus which stabilizes an operation of a disc driver in a mode conversion setting section includes a pickup which reads information from a disc that is inserted into the disc driver, a...
7463562 Method of recording temporary defect list on write-once recording medium, method of reproducing the temporary defect list, recording and/or reproducing apparatus, and the write-once recording medium  
A method of recording a temporary defect list on a write-once recording medium, a method of reproducing the temporary defect list, an apparatus for recording and/or reproducing the temporary defect...
7463564 Method of and apparatus for managing disc defects in disc, and disc on which defects are managed  
A method of and apparatus for managing disc defects in a disc using a temporary defect management area in the disc, and the disc, where the method includes recording in a data area user data; and...
7463563 Deficiency detecting apparatus for optical disk  
The present invention provides a deficiency detecting apparatus that can accurately detect dusts and deficiencies on an optical disk even when an emitting power of a laser light source changes. The...
7460450 Information recording medium, recording device and recording method for information recording medium, reproduction device and reproduction method for information recording medium, computer program for recording or reproduction, and data structure containing control signal  
An information recording medium ( 100 ) is provided with: a user data area ( 108 ) for recording therein record data; a plurality of temporary defect management areas ( 104, 105 ) for temporarily...
7447951 Information storage medium, method of managing replacement information, recording/reproducing apparatus, and host apparatus  
An information storage medium, a replacement information management method, a recording/reproducing apparatus, and a host apparatus are provided. The information storage medium includes: a defect...
7440374 Recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method  
The present invention enhances the usability of a write-once recording medium having a plurality of recording layers. The write-once recording medium has a plurality of recording layers each...
7440373 Optical disk drive detecting disk surface deviation  
An optical disk drive capable of detecting a surface deviation of a disk during a very short period includes an analog-to-digital converter (ADC) converting a focus error signal output from a...
7428670 Apparatus for managing disc defects using temporary defect management information and temporary defect management information, and disc having the temporary defect management information and temporary defect management information  
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a...
7420909 Write once recording medium, recording device and recording method for write one recording medium, and reproduction device and reproduction method for write once recording medium  
A temporary defect management area 14 is placed between a control information recording area 12 and a data area 11 . Before a recording medium 10 is finalized, defect management information...
7409599 Method of verifying defect management area information of optical disc upon initialization without certification and test apparatus for performing the same  
A method of verifying defect management area (DMA) information of an optical disc upon initialization without certification, and a test apparatus for performing the same. The method includes...
7406011 Recording medium and methods of and device for recording information on the recording medium  
The invention relates to a recording medium ( 2 ), particularly an optical recording disk, which comprises at least one record track ( 3 ) having a physical volume ( 32 ) with addressable blocks (...
7395462 Defect estimation apparatus and related method  
A weighted defect estimating apparatus and a related method for determining a defect estimation value are disclosed. The weighted defect detecting apparatus includes: a defect detecting unit for...
7391688 Method for managing defective area of optical recording medium  
A storage medium and method for managing a defective area of the storage medium are provided. The method includes (A) identifying a defective area found during recording or reproducing of data; (B)...
7391690 Apparatus to record data on a write once disc  
A write once disc allowing management of a data area, includes a lead-in zone, a data area, and a lead-out zone. The write once disc includes a predetermined area storing area allocation...
Matches 1 - 50 out of 254 1 2 3 4 5 6 >