Matches 51 - 100 out of 208 < 1 2 3 4 5 >
Match Document Document Title
7428195 Information reproduction apparatus and information reproduction method  
An information reproduction apparatus and method according to the present invention are provided so as to solve the problem that signal quality is degraded in a normal signal part when always...
7423941 Multi-layered information recording medium, reproduction apparatus, and recording apparatus, with defect list storing areas  
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, and...
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...
7406010 Data recording/reproducing method with robust error handling capability and data recording/reproducing apparatus thereof  
A data recording/reproducing method with robust error handling capability and a data recording/reproducing apparatus therefore, are provided. The data recording method includes: dividing data to be...
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 (...
7394735 Apparatus and method of updating filter tap coefficients of an equalizer  
An apparatus, a method, and a computer readable recording medium thereof to update filter tap coefficients of an equalizer include a defect signal detection unit and a coefficient updating unit....
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...
7385890 Write-once-type recording medium with temporary defect managment area, recording apparatus and method for the same, and reproducing apparatus and method for the same  
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...
7386770 Information reproduction apparatus for reproducing defect management information from defect management area sets, and an information recording apparatus for replacing defect management information  
An information storage medium according to an aspect of this invention comprises a rewritable area, the rewritable area comprises a user area to store user data, and a defect management area to...
7372789 Information recording and reproducing apparatus, and information recording and erasing method  
When data is recorded on an optical disc capable of recording information only once, such as a DVD-R and the like, encrypted data obtained by encrypting the recording data and a key for decrypting...
7372788 Method for managing defective area on write-once optical recording medium, and optical recording medium using the same  
A method for managing a defective area of a write-once optical recording medium, and an optical recording medium using the same, is provided. In an optical disc device for recording/reproducing...
7366066 Information recording method and apparatus, information reproducing method and apparatus, information recording medium, and program storage medium with overwrite protection features limiting the possible number of rewrites  
Congested rewriting in the same area is to be evaded to suppress the tendency towards occurrence of defective areas. When a stream 1 has been recorded, the last written address, representing the...
7362676 Method for defect management of an optical storage medium with a sorting process  
A method for recording a plurality of data sets onto an optical storage medium by utilizing a temporary storage device in an optical storage system includes storing a plurality of data sets...
7362675 Apparatus for recording data to and/or reproducing data from 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...
7355934 Optical disc of write once type, method, and apparatus for managing defect information on the optical disc  
An optical disc of write once type, a method and an apparatus of managing defect information on the optical disc of write once type, e.g., a BD-WO, are provided with a temporary defect management...
7330407 Method and apparatus for adaptively allocating a spare area in a recording medium, and a recording medium having a spare area allocated using the same  
A method and apparatus for allocating a spare area to a recording medium, and a recording medium thereof. The method includes recording data in a data area of the recording medium according to a...
7330409 Disc with temporary defect management area, and disc defect management method and apparatus therefor  
A write once disc with at least one record layer includes a temporary defect management area in which temporary defect information regarding only defect detected during a corresponding recording...
7327655 Write once disc, disc drive therefor, and method of managing disc defect considering compatibility with rewritable disc drive  
A write once disc, a disc drive therefor, and a method of managing disc defects on the write once disc using the disc drive in consideration of the compatibility of the write once disc with a...
7315496 Memory manage method for defect management of an optical disk  
A method for accessing data of an optical disk with a disk drive. The drive includes a memory; the optical disk has a plurality of data blocks for recording data and a plurality of spare blocks for...
7313062 Disc recording medium, recording method, disc drive device  
It is an object of the present invention to improve reliability of defect management. By providing a plurality of management data areas each including a defect management area typically in a...
7313066 Write once disc allowing management of data area, method of managing the data area, and method for reproducing data from write once disc  
A write once disc allowing management of a data area, a method of managing the data area of the write once disc, an apparatus recording data on the write once disc, an apparatus and method of...
7313059 Playback apparatus, method, and recording medium for defect period processing and post-defect period processing  
A playback apparatus for reproducing data recorded on a disk medium by using an optical pickup, the playback apparatus comprising: RF signal generating means, data signal generating means, defect...
7304921 Recording control device, recording control method, program and recording system  
To provide a recording control device able to control a data recording so as not to use a defective sector free from a sector test before a shipment thereof, which controls a data recording with...
7301871 Method and device for detecting the signal on a disc having a defect by utilizing an RF signal and its derivatives  
The device includes a servo control unit, a data path control unit, a defect detection unit, and a logic combination unit. The data path control unit further includes a preamplifier receiving data...
7301874 Apparatus and method for searching for writable area, apparatus and method for updating recording management information, integrated circuit, and write-once information recording medium  
An apparatus is provided for searching for a writable area of a write-once information recording medium, comprising a searching portion and a control portion. The searching portion searches for an...
7289404 Write-once recording medium and defective area management method and apparatus for write-once recording medium  
A method of managing defects on a write-once optical recording medium having at least one recording layer is disclosed. The method of managing defects on the at least one recording layer comprises...
7283442 Method for choosing the defect detection mode of an optical storage device  
At least one detection area on an optical storage medium is allocated for data storage first, and then the detection area is set to a defect detection mode of either write detection or write...
7283441 Information recording and reproducing apparatus, disc apparatus and defect area replacement method  
An information recording and reproducing apparatus, a disc apparatus and a defect area replacement method are disclosed for accurately detecting a defect area for each small area of a recording...
7274639 Disk drive performing multi-level prioritization of entries in a suspect sector list to identify and relocate defective data sectors  
A disk drive is disclosed comprising a disk having a plurality of data tracks, wherein each data track comprises a plurality of data sectors, and a head is actuated over the disk. A suspect sector...
7274634 Information recording medium capable of defect management, information recording apparatus capable of defect management, and information playback apparatus for playing back information from defect-managed medium  
An information recording medium according to an aspect of this invention includes a data area (A 2 ) for recording user data and an address area (DMA address area) for recording address data that...
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...
7257068 Apparatus and method for reproducing replacement data recorded on a disc  
An apparatus and method are provided for reproducing replacement data recorded in a spare area of a disc, such as a DVD-RAM. The replacement data is temporarily stored in a memory provided in a...
7257057 Information recording apparatus and information recording method  
An information recording medium is provided that includes a data area for recording user data and a defect management area for recording a defect list for managing N number of defect areas existing...
7248547 Defect signal detecting apparatus for optical recording/reproducing apparatus and defect signal detecting method thereof  
A defect signal detecting apparatus for an optical recording/reproducing apparatus that includes a maximum value detecting unit for detecting a highest amplitude among signals input during a...
7242649 Synchronization circuit for optical disc apparatus and synchronization method for optical disc apparatus  
A synchronization circuit for an optical disc apparatus, which performs synchronization operation based on a playback signal of an optical disc, the circuit comprises a playback signal recovery...
7230893 Method of formatting optical recording medium  
A method of formatting a rewritable optical recording medium includes registering defective blocks in a primary defect lists (PDL) and performing a slipping replacement corresponding to the number...
7228376 Recording of information on recording medium having temporary space area  
An apparatus for recording information includes an information recording unit which records data on a recording medium having a user data area for recording of user requested data and having a...
7224650 Recording medium, its controller and controlling method  
A recording medium which has a high recording density and realizes a short search time is provided. The recording medium according to the present invention is a recording medium which comprises...
7212479 Apparatus and method of detecting defects on optical recording media  
An apparatus of detecting defects on an optical recording medium includes a defect signal generating circuit for generating a corresponding defect signal according to a surface defect of the...
7206268 Information recording medium information recording method and information recording/reproduction system  
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...
7203140 Storage apparatus, recording medium recording a storage medium destruction program, and storage medium destruction method  
A head mounted on various kinds of storage mediums such as a hard disc drive is moved along a storage face to destruct data on the storage medium. Therefore, the data on a storage medium is...
7184377 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...
7177249 Method and apparatus for real time recording/playback of data to/from an optical recording medium  
A method for real time recording and playback of data to and from an optical recording medium, and a method for managing a file thereof is disclosed. In the present invention, the host controls...
7151725 Method of immediately writing or reading files on a disc-like recording medium having control information on defect management stored in a predefined location  
A method of recording digital information signals on a removable rewritable disc like recording medium, the method including recording user data on a logical area of the disc and, prior to removal...
7149160 Recording and playing back device with error correction  
If the number of retries made before data is read successfully reaches or exceeds a predetermined number, the data is saved in spare sectors SS and then data sectors DS which originally stored the...
7149179 Optical disc having variable spare area rates and method for variably setting the rate of spare areas in the optical disc  
In a method for setting variable areas of an optical disc which variably sets spare area rates of a prescribed quantity provided for preparing a liably-occurring recording error due to a defect of...
7143309 Information storage apparatus that can relocate data to be stored in defective sectors  
An information storage apparatus includes a recording medium having a user region including user sectors, an alternative region having alternative sectors, and a preparatory region provided in the...
7133333 Recording medium for storing defect management information for recording real time data, defect managing method therefor, and real time data recording method  
A recording medium for storing defect management information to record real time data, a defect managing method therefor, and a method of recording real time data. The recording medium stores...
7123556 Multi-layered information recording medium with spare defect management areas  
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, and...
7116618 Defective sector determination device and optical disk drive  
To provide an optical disk drive having an enhanced replaying capability in case of an abnormality occurring in various kinds of synchronization of the optical disk drive or in replay of a...
Matches 51 - 100 out of 208 < 1 2 3 4 5 >