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Match Document Document Title
8068399 Signal evaluation method and signal evaluation apparatus  
A signal evaluation method according to the present invention is a method for evaluating a read signal, retrieved from an information recording medium, based on a binarized signal generated from...
7990822 Sound recording/reproducing method and apparatus  
Recording/reproducing apparatus records attribute information on sound data of a music piece onto a recording medium, and creates a rule table associating the attribute information and DSP program...
7961575 Automatic DTS CD Versus CD-DA detection within a file system-based device  
A method of detection is described to be used in file system-based player devices to determine the type of compact disk that has been inserted into a player. The method automatically distinguishes...
7940627 Data recording device, data recording method, and computer program  
It is possible to manage an empty region in a disc partition while satisfying an inhibit matter of the ROM standard not recording a space bit map describer (SBD). The SBD is recorded upon disc...
7885161 Information recording apparatus, information reading apparatus and computer readable medium  
An information recording apparatus includes an information obtaining unit, a sign arrangement generating unit, a sign arrangement recording unit. The information obtaining unit obtains information...
7801000 Recording/reading method for an optical recording medium using an irradiating a laser beam  
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,...
7783170 Method and apparatus for recording digital data streams and management information  
An optical disc and a method and apparatus for recording digital data streams and management information on the disc, are provided. The method includes recording a digital data stream including at...
7746751 Recording medium, data recording device and method, data reproducing device and method, program, and recording medium  
The present invention enables audio data to be recorded or played back more easily. LPCM samples from an LPCM sample 301-1 of a first channel to an LPCM sample 304-1 of a fourth channel in audio...
7742376 Recording medium and method and apparatus for controlling the recording using sequence numbers of control information units  
A recording medium equipped with recording/reproducing control information, and a method and apparatus for controlling the recording medium using the control information are disclosed. The...
7561504 Data reproducing apparatus including subsignal generated from ID information  
Described herewith is an optical disk manufacturing apparatus for reading recorded digital data from an optical disk, comprising an encryption unit for encrypting entered digital data according to...
7546024 Recording medium, reproduction apparatus, recording method, program, and reproduction method  
A BD-ROM has recorded therein an AV Clip generated by multiplexing a video stream and a graphics stream. The graphics stream represents an interactive display to be overlayed with the video stream,...
7480231 Digital dubbing device  
A digital dubbing device that compresses and stores music data for each sound unit includes a music data counter that counts the number of samples of music data when the music data is to be...
7436741 Optical disc unit, optical disc recording method, and optical disc  
An optical disk in which data is interleaved and recorded in physically discontinuous interleaved units and a size of the interleaved unit is not less than a product of a maximum value of a jumping...
7397751 Optical disk apparatus, method of recording information, and information recording medium  
A recorded stream generator generates a data block stream in synchronism with the phase of a recording clock, from the input data. The recorded stream generator further generates, for each...
7382708 Data recording/reproducing device  
A data recording device comprises a block division unit dividing a sequence of user data blocks into first blocks and second blocks, a plurality of multi-level data generating units generating...
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...
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...
RE40312 Digital data transmitting method  
A transmitting method of digital data whereby information data can be reproduced at a high precision. In order to retain digital data in sectors comprising a plurality of sync frames and...
7355935 Method of recording physical address information on optical disc and optical disc having the same  
An optical disc and method of recording physical address information on the optical disc, the optical disc including a first recording area ranging from an innermost circumference to a...
7355950 Recording and/or reproducing apparatus, disk manufacturing apparatus, recording and/or reproducing method, disk manufacturing method, and information recording medium using recording and/or reproducing unit blocks having different sizes in different areas  
A recording and/or reproducing apparatus including a signal processing unit that performs signal processing of a first and a second address to distinguish a first area disposed in a data recordable...
7342864 Optical disk reproduction apparatus and optical disk reproduction method  
There are provided a wobble signal reading unit configured to read a signal corresponding to a wobble formed at a predetermined track from an optical disk on which address information is recorded...
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...
7298963 Time code generator and time code generating method, time code reader and time code reading method, and video recording and reproducing apparatus  
The present invention provides an apparatus for generating a time code compatible with 50P, 60P or 59.94P and having interchangeability with existing time codes. The apparatus includes: a...
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...
7196984 Optical disk medium and optical disk recording and reproducing apparatus  
A recording data string is composed of a plurality of synchronous frames each of which has synchronous data and coding data. Data items in the coding data contributed to creation of the same column...
7190653 Data recording/reproducing device  
A data recording device comprises a block division unit dividing a sequence of user data blocks into first blocks and second blocks, a plurality of multi-level data generating units generating...
7149171 Apparatus for writing data and method for generating DVD format data  
An apparatus for writing block data, which includes a plurality of sectors, to a recording medium. The apparatus includes a controller for generating the block data and writing the block data to...
7123558 Method of seamless ZCLV/PCAV recording for packet writing  
When recording to an optical disk under zoned constant linear velocity (ZCLV) or partial constant angular velocity (PCAV) control, a plurality of super link points are dynamically set in the packet...
7116624 Optical disc and physical address format  
An optical disc medium compares 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 of...
7102973 Media authentication using altered sector sizes  
Method and apparatus for authenticating a data storage medium (such as an optical disc including a compact disc, CD or a digital versatile disc, DVD) in which data are nominally stored in a...
7038991 Method and device for recording information in units  
A method and device for recording information in units on a partly recorded writable record carrier, e.g. an optical disc. The information is recorded in a track represented by series of marks of...
7016286 Digital signal modulation method, digital signal modulation apparatus, encoding method, encoding apparatus, storage medium, transmission apparatus and program  
First and second synchronous words having respective numbers of times of inversion different from each other in NRZI conversion are generated in a synchronous word generation portion, and first and...
6996048 Concentrically recording auxiliary information on non-data area of a disk-like recording medium  
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...
6917574 Data recording and reproducing apparatus and method for linking data using a decreased number of data linking blocks  
User data is recorded in a recording medium while being linked in units of a fixed length packet, and information indicative of this fact is written to the recording medium. At the time of reading...
6842522 Secure digital video disk and player  
A method for recoding data on an optical medium such as DVD. The method includes receiving main data from a data source, determining a plurality of data frame values in response to the main data,...
6836458 Recording apparatus for optical recording media  
A recording apparatus includes a gate signal generator for generating a gate signal in accordance with the data signal; a pre-pit signal generator for generating a pre-pit signal from a signal read...
6754149 Signal processing apparatus and signal processing method  
An encoder & decoder unit for encoding data to be recorded has a data-supply-start-signal-generating circuit for generating an ATTX signal requesting that an operation to supply the data to be...
6747935 Optical information recording and reproducing device  
There are times when an abnormal light emission occurs and damage the medium when updating the setting register of the pulse width or the laser driving current during recording operation in an...
6697314 Information reproducing apparatus for reproducing information from an information storage medium in which a storage area is divided into physical sectors  
There is disclosed an information reproducing apparatus and an information recording apparatus in which information transfer is possible by an information amount unit different from a sector unit,...
6608807 Generating a multilevel calibration sequence for precompensation  
A system and method are disclosed for generating a calibration sequence of multilevel symbols includes generating subsequences of digital values selected from a range of digital values using a...
6510113 Recording apparatus, recording method, and recording medium carrying computer program for recording a signal  
A recording apparatus, a recording method, and a recording medium, which allows a search operation based on a second segment information signal representing finely divided segments of a recording...
6490236 Method and apparatus for optical disk device  
In playing back data in an optical disk device, to perform high-speed data playback with a low number of playback retries even if an error occur when data is being read. In reading data composed of...
6477127 Recording/playback apparatus capable of carrying out linking on optical disk, and optical disk recorded with linked data  
A video disk recorder has a function for carrying out a linking on an optical disk and contains a predetermined data building-in circuit for supplying a predetermined fixed data as a playback data....
6392974 Playback method and apparatus for reading audio programs recorded on a record carrier  
A playback apparatus for reading a record carrier includes a drive unit for sending out audio sectors that were recorded on the record carrier, an ID extractor for extracting the ID codes of the...
6373794 Methods and apparatus for delayed block release in compact disc systems  
Disclosed is a disc drive system that includes a digital signal processor for processing information sectors read from a CD media. The digital signal processor is configured to parse the...
6373798 Recording device which can continuously record information data onto plurality of information media  
A recording device that can continuously record information data onto a plurality of information media without recording any particular information pertaining to continuous recording and without...
6345028 Method for direct recording and playback of multiple data tracks and signals  
A process for recording and playing audio, video and/or data signals simultaneously from a recording medium includes the steps of initially acquiring a plurality of audio, video and/or data...
6259660 Optical disk apparatus having error correction circuit  
A frame number correction signal generating circuit generates a control signal for correcting a frame number counter in the unit of two frames based on an out-of-sync. signal output from an...
6195325 Data recording apparatus and method  
For recording data into a disc-like recording medium without any lower linear density in data tracks in the lead out zone even in the CAV mode, a radial position on the recording medium of an n-th...
6191903 Recording medium, data transmission apparatus, data receiver, and optical disk unit  
This invention relates to a recording medium, data transmission apparatus, data receiver, and optical disk unit, and particularly applies to a system which transmits video data and other data or...
Matches 1 - 50 out of 140 1 2 3 >