Abstract: A mark corresponding to recording data is formed on an optical disk by: encoding the recording data in accordance with a modulation code and generating encoded data; classifying the encoded data by a combination of at least two of a mark length of a mark, a space length of a preceding space, the mark length of a preceding mark, and the space length of a succeeding space; setting a correction amount for adjusting the position of the start edge and the end edge of a recording pulse based on an evaluation index of a decoding result, which is a result of decoding a reproduction signal of the encoded data, for each of the classification; and generating the recording pulse corresponding to the encoded data by using the correction amount corresponding to the classification of the run length of the encoded data.

Abstract: A generation method for a barcode is disclosed. The generation method for a barcode includes: obtaining a dotted line segment based on a barcode generated in a reference encoding mode and an intersection between the barcode and a straight line perpendicular to a black stripe in the barcode; and rotating the dotted line segment by 180 degrees by using either one of two endpoints of the dotted line segment as a center of a circle, to generate a semicircular barcode.

Abstract: A matrix processing apparatus having a three-dimensional slice access memory and an input-/output block. The slice access memory includes cells organized into cell slices, each slice storing an entire selected data matrix. The three-dimensional slice access memory is configured to allow read/write access to the entire data matrix at the same time. The input/output block is connected to the three-dimensional slice access memory and is configured to format data into a format acceptable to the three-dimensional slice access memory.

Abstract: A device for shielding a sub-wavelength-scale object from an electromagnetic wave incident on the device. The device includes a layer of dielectric material, a surface of which has a change of level forming a step. The step is in contact with a medium having a refractive index that is lower than a refractive index of the dielectric material. The sub-wavelength-scale object is located within the device in a quiet zone where an electromagnetic field intensity is below a threshold, the quiet zone extending above said surface, in a vicinity of the step, in a direction of incidence of said incident electromagnetic wave.

Abstract: A circuit interface includes a plurality of inputs, an internal controller, and a communication module. Each of the inputs may be configured to connect to a respective high voltage relay output of a pool and/or spa control (“PSC”) panel. The internal controller may be connected to the plurality of inputs, and together, the internal controller and the plurality of inputs can be configured to convert relay output signals into formatted data that includes an implementation protocol. The communication module can be configured to transmit the formatted data from the circuit interface. Conversions from the relay output signals to the formatted data can include specifying or configuring the formatted data to cause a device controller to operate devices corresponding to respective PSC panel relay outputs by directing individual low voltage supplies from a common low voltage source to the respective devices.

Abstract: An image processing apparatus includes a request processing part and a determination part. The request processing part processes a verification request for image data from a terminal. The determination part determines whether or not the image data for which verification has been requested is restricted image data whose duplication and storage have been restricted. The request processing part instructs an apparatus that stores the image data for which the verification has been requested to delete the image data for which the verification has been requested when the image data for which the verification has been requested is the restricted image data.

Abstract: A container for a beverage or foodstuff preparation machine, the container for containing beverage or foodstuff material and comprising a code encoding preparation information, the code comprising a reference portion and a data portion, the reference portion comprising an arrangement of at least two reference units defining a reference line r, the data portion comprising: a data unit arranged on an encoding line D which intersects the reference line r, the data unit arranged a distance d along the encoding line D from said intersection as a variable to at least partially encode a parameter of the preparation information, whereby the encoding line D is circular and is arranged with a tangent thereto orthogonal the reference line r at the intersection point; and a plurality of discrete positions arranged in operative proximity to the reference line r and distal the encoding line D, whereby said discrete positions either comprise or do not comprise a data unit as a variable to at least partially encode a paramet

Abstract: A method includes directing a probe beam to a target that includes an array of data portions in a data storage medium arranged so that a beam area of the probe beam extends across a plurality of adjacent data portions, the array including a data portion subset with each data portion of the subset responsive to the probe beam to produce a response illumination, receiving the response illumination at a detector, and determining data values corresponding to the plurality of adjacent data portions based on the received response illumination. Apparatus and systems are also disclosed.

Abstract: According to one embodiment, a magnetic disk device includes a disk, a head configured to write data to the disk and read data from the disk, and a controller configured to write position information of the head when writing a first track of the disk and a second track partially overlapping with the first track in a first region of the first track at which read processing on the first track is started.

Abstract: A memory device includes a plurality of memory cells, a weak address storage block suitable for storing a weak address of a weak cell of which data retention time is shorter than a reference time, among the plurality of memory cells, a refresh counter suitable for generating a counting address, and an address selection block suitable for outputting a refresh address by selecting one of the counting address and the weak address, wherein, in selecting the counting address, the address selection block selects the weak address for a predetermined period, when a value of at least one preset bit of the counting address is changed.

Abstract: An analytics tool of a journal-based multi-data-store database obtains respective rejection cause descriptors for a set of transactions rejected by the journal manager of the database due to read-write conflicts. A particular rejection cause descriptor indicates a query predicate used for a read set of a transaction request which was rejected by a journal manager of the database due to a read-write conflict between the read set and a previously-committed transaction. The analytics tool prepares a database contention analysis using the rejection cause descriptors, and transmits the analysis to a client.

Abstract: A reading method for reading contents information with a laser from an optical disc including a plurality of recording layers includes positioning a focus position of the laser at a first recording layer and reading a first part of the contents information recorded in the first recording layer. If a first link information recorded in the first recording layer is detected, judging whether a first condition is fulfilled or not. If the first condition is fulfilled, positioning the focus position of the laser at a second recording layer and reading a first link destination information recorded in the second recording layer. If the first condition is not fulfilled, reading a second part of the contents information recorded in the first recording layer.

Abstract: In an optical disc apparatus that records and reproduces data onto and from an optical disc in units of predetermined block, an information divider divides the data so as to reduce an amount of the data included in each of blocks when a recording state of the optical disc does not satisfy a predetermined criterion, and reproduces recording data in units of the block by adding sub-information including a value indicating the amount of the data included in each of the blocks. An error-correction encoder circuit encodes the recording data in a first error-correction code format, and a recorder converts encoded recording data into a recording signal, and records the recording signal onto the optical disc. A quality evaluator circuit produces an evaluation value indicating a recording quality based on a result of reproducing the recording signal recorded on the optical disc.

Abstract: According to one embodiment, a magnetic recording and reproducing device includes an output driver, a magnetic head, and a magnetic recording medium. The output driver outputs a recording signal corresponding to input information. The magnetic head includes a coil. A recording current includes the recording signal flows in the coil. Information corresponding to the input information is recorded in the magnetic recording medium. The input information includes first, second, and third information combinations. The first information combination includes first to fourth information. The second information combination includes fifth to eighth information. The third information combination includes ninth to twelfth information. The recording signal changes to an eleventh recording current to correspond to the eleventh information. The recording signal changes to a third recording current to correspond to the third information.

Abstract: A method is provided for judging whether a double-sided optical disc is placed reversely into an optical disc drive. The optical disc drive includes a first control module and a second control module. The first control module includes a first optical pickup head. The second control module includes a second optical pickup head. Firstly, the double-sided optical disc is loaded. Then, the first optical pickup head of the first control module emits a laser beam to a specified area of the double-sided optical disc and receives a reflected laser beam from the specified area. If the reflected laser beam generates an alternate brightness and darkness change, the double-sided optical disc is not placed reversely. If the reflected laser beam does not generate the alternate brightness and darkness change, the double-sided optical disc is placed reversely.

Abstract: An information recording method of the present disclosure is an information recording method for recording information on a write-once information recording medium, including one or more recording layers, each of the recording layers being spiral-shaped on which a land track and a groove track are alternately repeated as recording tracks, each of the recording tracks being divided into blocks, each of the blocks being a minimum unit in which recording is performed. The information recording method includes: recording the information on the information recording medium in a unit of each of the blocks; and controlling recording on the information recording medium. In the control step, switching is performed whether to perform recording in a block to be recorded in which the information is to be recorded next among the blocks based on recording conditions of the recording tracks adjacent on both sides of the block to be recorded.

Abstract: Embodiments of the present disclosure relate to copy protection. A request to copy a file from a requestor with one or more privileges sufficient to access the file may be received. The file may be determined to be subject to copy protection. In response to determining that the file is subject to copy protection, a notification of the copy attempt may be transmitted. Copy protection may then be applied to the file.

Abstract: An information recording method of the present disclosure is an information recording method for recording information on a write-once information recording medium, including one or more recording layers, each of the recording layers being spiral-shaped on which a land track and a groove track are alternately repeated as recording tracks, each of the recording tracks being divided into blocks, each of the blocks being a minimum unit in which recording is performed. The information recording method includes: recording the information on the information recording medium in a unit of each of the blocks; and controlling recording on the information recording medium. In the control step, switching is performed whether to perform recording in a block to be recorded in which the information is to be recorded next among the blocks based on recording conditions of the recording tracks adjacent on both sides of the block to be recorded.

Abstract: The present technology relates to an information processing device and method, a recording medium, and a program, which can improve a data transfer speed. In the recording medium, a recording area is divided into a plurality of simulated zones and a set of the plurality of simulated zones composes a simulated zone group. Then, an address is set to each area in the simulated zones so that the addresses are interleaved between the simulated zones composing the simulated zone group. By interleaving the addresses between the simulated zones in this manner, a local seek operation or a rotational delay can be reduced and the data transfer speed can be improved when recording or reproducing data to the recording medium in more than one channel at the same time. The present technology can be applied to an optical disk.

Abstract: A method of demodulating a signal packet includes steps of: determining whether a pulse width of each of pulses of one of bits of the signal packet is associated with bit 0 or bit 1; updating first counting data associated with a number of the pulses that define bit 0, and determining whether the first counting data is greater than a first threshold value; deciding that said one of the bits of the signal packet is a bit 0; updating second counting data associated with a number of the pulses that define bit 1, and determining whether the second counting data is greater than the second threshold value; deciding that said one of the bits of the signal packet is a bit 1.

Abstract: An information processing apparatus is provided that includes a playback unit to play back music data, an analysis unit to analyze a feature of a relevant image of the music data, an image correction unit to perform image correction with use of any of a plurality of correction types, a storage unit to store one or more than one image, a selection unit to select a correction type corresponding to the feature of the relevant image analyzed by the analysis unit from the plurality of correction types, a correction control unit to cause the image correction unit to perform image correction of an image stored in the storage unit with use of the correction type selected by the selection unit, and an output unit to output the image corrected by the image correction unit.

Abstract: A network storage system comprises data storage, one or more file system APIs, and a metadata handler. The data storage can comprise file data and associated metadata. The file system APIs can be configured to read and write file data and metadata to and from the data storage. The metadata handler can have a library of functions for handling the metadata. The library can include a metadata blob creation function and a metadata blob extraction function. The metadata blob creation function cooperates with the file system APIs to read source metadata associated with specified file data and creates and populates a metadata blob from which a substantial copy of the source metadata can be generated. The metadata blob extraction function receives at least a metadata blob, extracts information from the metadata blob, and cooperates with the file system APIs to generate destination metadata, a substantial copy of the source metadata.

Abstract: A write-once type information recording medium according to one aspect of the present disclosure includes at least one recording layer. In the information recording medium, the at least one recording layer has a spiral shape in which a land track and a groove track are alternately arranged as a recording track, the recording track is divided into blocks each of which being minimum unit in which recording is performed, and the information recording medium includes a management information area where management information is recorded and a user data area where user data is recorded. Each of the management information areas of both the land track and the groove track on each recording layer of the at least one recording layer is disposed at a same distance from the center of the information recording medium.

Abstract: In a multilayer optical disc having information layers conforming to a plurality of different optical disc standards, because the type of each information layer is not recorded in the other information layers, in read and write operations by a compatible optical disc device conforming to a plurality of optical disc standards, every time the information layer being accessed changes, it has been necessary to read the type of the information layer and select a method of generating a tracking error signal adapted to the type of information layer, so access has taken time. In order to solve the above problem, in the optical multilayer disc according to the present invention, having information layers conforming to a plurality of different optical disc standards, in an area in one of the information layers, information about the other information layers is recorded. The time required to access the other information layers can be reduced by using this information to select a tracking error signal generating method.

Abstract: Provided is an information processing apparatus communicable with a storage control device that causes a storage medium to store data. The information processing apparatus includes: a reading unit configured to read the data from the storage medium; a receiving unit configured to receive a completion notification from the storage control device in a case where the storage control device causes the storage medium to store the data; and a control unit configured to control the reading unit to change a state in which reading by the reading unit is limited into a state in which limitation of the reading is released, in a case where the receiving unit receives the completion notification. The reading unit reads the data from the storage medium under a condition where the control unit releases the limitation.

Abstract: According to an optical disc, a track, where data is recorded in predetermined block units, is formed by wobbling at a spatial period in accordance with a radial position, and the track is divided into zones in a radial direction. Data is recorded in each of the zones at a predetermined line density based on a ratio n/m of the number of bits of a bit pattern of recording data to one wavelength of wobbling. The optical disc includes a first area having one of the zones, a second area having one of the zones different from the one of the zones in the first area, and a line density of data different from a line density of data in the first area, and a BCA where a zone format identifier specifying a zone table defining a boundary position of each of the zones and the ratio n/m is recorded.

Abstract: A phase error detector includes an N counter configured to frequency-divide a first clock by N, and output a signal at predetermined timing, an M counter configured to frequency-divide a second clock by M, and output a signal at predetermined timing, a comparator configured to perform phase comparison between a phase when a value of the N counter is 0 and a phase when a value of the M counter is 0, and perform phase comparison between a phase when a value of the N counter is equal to a value obtained by dividing N into a substantially predetermined value and a phase when a value of the M counter is equal to a value obtained by dividing M into a substantially predetermined value and a synthetic circuit configured to generate a phase error, based on comparison results of the comparator.

Abstract: Provided is an image compression apparatus including a dividing unit that divides a bit width pixel value set in advance that indicates compressed image information into an invalid bit region and a valid bit region other than the invalid bit region that are replaced with a fixed value determined in advance, an image information conversion unit that makes a value of the valid bit region be a value of a bit corresponding to the pixel value and makes a value of the invalid bit region be the fixed value determined in advance and converts the compressed image information to conversion image information, and a compression unit that compresses the conversion image information.

Abstract: An optical disc medium includes a land and a groove at which information can be recorded. A predetermined number of address information units which record address information of the land or groove are provided in a circumferential direction of the optical disc medium. The address information unit of the land includes three or more address recording areas capable of recording address information. The address information is recorded on one area selected from among the three or more address recording areas. The address information unit of the land has address information which is recorded, in the same modulation, on the side of the inner adjacent groove and on the side of the outer adjacent groove. The one area to be selected from among the three or more address recording areas for recording the address information of the land is different among three address information units adjacently arranged in a radial direction.

Abstract: Provided is a CAV or a zone CAV. A groove which continuously wobbles is preliminary formed and information is recorded in the groove and a land adjacent to the groove, the groove has a first wobble part which is modulated by groove address information, a second wobble part which is modulated by address information of one adjacent land, and a third wobble part which is modulated by address information of the other adjacent land, a first section sandwiched between the second wobble parts of adjacent two grooves and a second section sandwiched between the third wobble parts of the adjacent two grooves are formed on the land, and one of phases of wobbles on both sides of the first section and phases of wobbles on both sides of the second section are substantially in-phase.

Abstract: Provided is a signal quality evaluation apparatus, including an error pattern detection unit to which binarized data obtained by performing a PRML decoding process on a reproduced signal of bit information by partial response equalization and maximum likelihood decoding is input, the error pattern detection unit configured to detect at least one specific error pattern that is a bit pattern that is longer than a constraint length of the PRML decoding process, a metric difference calculation unit configured to calculate a metric difference of the at least one specific error pattern that has been detected by the error pattern detection unit, and an index value generation unit configured to generate an index value of a reproduced signal quality by using a distribution of the metric difference obtained by the metric difference calculation unit.

Abstract: In organizing video data, an analysis can be performed to determine whether the video data meets specifications for organization on storage media. Potential breaks in the video data may be identified for organizing the video data on discrete physical portions of the storage media. A buffer space may be calculated based on an identified potential break for spacing the video data around the potential break to meet the data organization specifications.

Abstract: Disclosed is a method for manufacturing a flexible display device. The method includes: providing a substrate, the substrate having a first surface and the second surface opposite to each other; forming a first flexible substrate on the first surface of the substrate and forming the second flexible substrate on the second surface of the substrate in such a way that a force acting from the first flexible substrate to the substrate is equal to, but in opposite direction, a force acting from the second substrate to the substrate; forming a displaying component on a surface of the first flexible substrate that is distant from the substrate; and peeling the first flexible substrate on which the displaying component is formed off the substrate so as to form a flexible display device. The flexible display device manufactured with the method has an enhanced quality.

Abstract: The present disclosure generally relates to a PMR media for use in a HDD. The PMR media has an amorphous ferri-magnetic material layer disposed within the capping structure. The amorphous ferri-magnetic material layer reduces the noise. The amorphous ferri-magnetic material layer may be disposed between capping layer or on top of the capping layers. Additionally, the amorphous ferri-magnetic material layer may contain Tb.

Abstract: The invention relates to a method, an apparatus, and a recording medium for recording multimedia content, which allow a controlled access to the multimedia content. According to the invention, the recording medium for recording multimedia content has a content limitation indicator for indicating which multimedia content is allowed to be recorded on the recording medium, which specifies an age rating for the multimedia content. A recording apparatus compares the multimedia content to be recorded with the limitations specified by the content limitation indicator prior to recording the multimedia content on the recording medium.

Abstract: A media distribution system is provided in which a primary means of transport for digital media is through a device with housing shaped as an optical disc and insertable into various current and future optical disc drive devices. Media travels from different digital sources such as a personal media library and other networked resources to embedded memory on the optical disc shaped device via a capable personal computer or electronic device. This media is then able to be presented in the most appropriate format in a number of different types of current and legacy devices with optical drives such as CD audio devices and DVD players.

Abstract: A computer readable medium may have a data structure for managing reproduction of a data stream including a navigation area for storing navigation data associated with the data stream representing a portion of at least one reproduction path, the navigation data including data of minimum extent size and indication information, the indication information for indicating whether the data stream represents multiple reproduction paths or the data stream represents a single reproduction path. The navigation data may include path number information and an indicator associated with each reproduction path, the path number information for identifying path numbers respectively of the multiple reproduction paths, and the indicator for indicating a file associated with the associated one of the multiple reproduction paths.

Abstract: A machine readable information storage medium, a reproducing method and apparatus which reproduces data from the storage medium, and a recording method and apparatus for recording data on the storage medium. The information storage medium includes a control area which stores within a data structure information usable by the recording or reproducing apparatus to record or reproduce the data on or from the storage medium. The information stored within the data structure includes a version corresponding to a specification.

Abstract: An optical disc having a region with pre-recorded data and a recordable region, a method of fabricating the disc, a stamper for forming a disc master, and a recording device for use with the disc are disclosed. Data recorded in the recordable region may be used for activation of the disc, providing unique identification or enhancing program content on the disc.

Abstract: An optical disc having a region with pre-recorded data and a recordable region, a method of fabricating the disc, a stamper for forming a disc master, and a recording device for use with the disc are disclosed. Data recorded in the recordable region may be used for activation of the disc, providing unique identification or enhancing program content on the disc.

Abstract: Provided is a CAV or a zone CAV. A groove which continuously wobbles is preliminary formed and information is recorded in the groove and a land adjacent to the groove, the groove has a first wobble part which is modulated by groove address information, a second wobble part which is modulated by address information of one adjacent land, and a third wobble part which is modulated by address information of the other adjacent land, a first section sandwiched between the second wobble parts of adjacent two grooves and a second section sandwiched between the third wobble parts of the adjacent two grooves are formed on the land, and one of phases of wobbles on both sides of the first section and phases of wobbles on both sides of the second section are substantially in-phase.

Abstract: The present technology relates to an optical recording medium for realizing an optical recording medium capable of high-capacity recording. A groove and a land are formed, the groove being concave and the land being convex when seen from a side of a laser light incident surface, both of the groove and the land being recording tracks where recording or reproduction of information is performed. According to this recording layer, a pitch between the groove and the land that are adjacent recording tracks is within a range of 250 nm to 200 nm. Moreover, recording or reproduction of information is performed with respect to the recording tracks by irradiation of laser light whose wavelength is 400 nm to 415 nm by an optical system whose NA is 0.85±0.1.

Abstract: A multi-layer recording medium is constituted by guide layer-equipped optical disks having a plurality of recording layers and guide layers are integrated by bonding said disks to one another so as to produce a double-sided disk, both sides of which may be used for recording. With regards to the lead-in areas for the guide layers of the guide layer-equipped optical disks for both sides, single-sided disks and double-sided disks are identified, and face-management information for identifying the side surfaces in the case of a double-sided disk is recorded in advance in said lead-in areas using wobbles or the like. As a result, the likelihood of the occurrence of defective products caused by the inability to read the face information can be reduced.

Abstract: When recording layers were provided on both the front and back sides of an optical disk in order to increase the recording capacity, whether the reproducing surface of the optical disk taken out of the cartridge was the front side or the back side could not be determined. This problem can be solved by adding to the BCA, in addition to disk identification information: type information indicating whether a recording surface is provided on one side or both sides; side information indicating whether the surface with which reproduction is being performed is side A or side B; recording layer quantity information indicating whether the disk has a single layer or a double layer; information indicating the areas other than the BCA and the directions in which data on the read-in, data zones, and read-out are recorded/reproduced; and information indicating the presence/absence of a disk cartridge.

Abstract: An information recording medium includes a plurality of wobbled tracks, in which a phase mismatch range of an adjacent wobble is a portion of a range of one track.

Abstract: A machine readable information storage medium, a reproducing method and apparatus which reproduces data from the storage medium, and a recording method and apparatus for recording data on the storage medium. The information storage medium includes a control area which stores within a data structure information usable by the recording or reproducing apparatus to record or reproduce the data on or from the storage medium. The information stored within the data structure includes a version corresponding to a specification, a revision number of recording speed, and an extended part version field.

Abstract: A machine readable information storage medium, a reproducing method and apparatus which reproduces data from the storage medium, and a recording method and apparatus for recording data on the storage medium. The information storage medium includes a control area which stores within a data structure information usable by the recording or reproducing apparatus to record or reproduce the data on or from the storage medium. The information stored within the data structure includes a version corresponding to a specification, a revision number of recording speed, and an extended part version field.

Abstract: A machine readable information storage medium, a reproducing method and apparatus which reproduces data from the storage medium, and a recording method and apparatus for recording data on the storage medium. The information storage medium includes a control area which stores within a data structure information usable by the recording or reproducing apparatus to record or reproduce the data on or from the storage medium. The information stored within the data structure includes a version corresponding to a specification, a revision number of recording speed, and an extended part version field.

Abstract: A machine readable information storage medium, a reproducing method and apparatus which reproduces data from the storage medium, and a recording method and apparatus for recording data on the storage medium. The information storage medium includes a control area which stores within a data structure information usable by the recording or reproducing apparatus to record or reproduce the data on or from the storage medium. The information stored within the data structure includes a version corresponding to a specification, a revision number of recording speed, and an extended part version field.

Abstract: In a multilayer optical disc having information layers conforming to a plurality of different optical disc standards, because the type of each information layer is not recorded in the other information layers, in read and write operations by a compatible optical disc device conforming to a plurality of optical disc standards, every time the information layer being accessed changes, it has been necessary to read the type of the information layer and select a method of generating a tracking error signal adapted to the type of information layer, so access has taken time. In order to solve the above problem, in the optical multilayer disc according to the present invention, having information layers conforming to a plurality of different optical disc standards, in an area in one of the information layers, information about the other information layers is recorded. The time required to access the other information layers can be reduced by using this information to select a tracking error signal generating method.