Dynamic information storage or retrieval inventions 10/06

20060239128 - Device and method for writing data to a digital medium: Systems and methods for writing data to a digital medium are disclosed. The method includes receiving data from a source, the data including primary content and advertising content unrelated to the primary content, writing the primary content to a data portion of a digital medium, and writing at least a...

20060239130 - Information processing apparatus and method: An information processing apparatus is provided in which with respect to video/audio data to be recorded and stored, the determination of division and a control point suitable for viewing and listening and the giving of relevant information can be performed without requiring a manual operation each time. The information processing...

20060239129 - Nanometer scale data storage device and associated positioning system: A data storage system that includes a positioning system for positioning the write/read mechanism and the storage medium of the data storage device with respect to each other in first and second predefined directions. The positioning system comprises a positioning apparatus comprising microfabricated first and second positioning assemblies. The positioning...

20060239131 - Digital downloading jukebox system with user-tailored music management, communications, and other tools: A digital downloading jukebox system including a mechanism for delivering custom services to a recognized user, including services for creating playlists, communicating with others, accessing other features, etc. is provided. In some exemplary embodiments, after a user is recognized, the jukebox system allows users to access a special front-end via...

20060239132 - Content identifiers for multilayered optical storage disks: The present invention is directed towards a method and device for providing data in a layered storage medium, such a storage medium, a signal (19) for provision of layer data in a storage medium as well as to a method and device for indicating correctness of content data on such...

20060239133 - Information recording apparatus: Provided is an information recording apparatus including: a memory for storing image pickup data; a recording circuit for intermittently recording the image pickup data stored in the memory on a disc-like medium from the memory; a setting circuit for setting an ejection mode of the disc-like medium; and a control...

20060239134 - Method for discriminating operation type of a disk device: A method for discriminating the operation type of a disk device uses an optical head carrying an objective lens. The gravity doesn't affect the control force of the optical head in the horizontal operation type, reduces the control force in a vertical operation type, and increases the control force in...

20060239135 - Optical disk changer with side switching capabilities: An optical disk changer that is capable of automatically playing both sides of a dual-sided optical disk. By coordinated delivery of disks between a disk reader, a disk transfer mechanism, or a disk turner and a carrousel that is approximately toroid shaped, both sides of a dual-sided optical disk can...

20060239136 - Optical reading apparatus: In an optical reading apparatus, a light source, a high frequency modulator IC and a first resistor are integrated in an optical pickup unit, wherein the light source emits a light beam onto the optical storage medium in order to read information from the optical storage medium, the high frequency...

20060239137 - Optical pickup actuator and optical recording and/or reproducing apparatus: An optical pickup actuator, including a lens holder movably installed on a base, and mounted with an objective lens to transmit an incident light to an optical information recording medium, and a magnetic circuit to independently drive the lens holder in a focusing direction, a tilting direction and a tracking...

20060239138 - Optical pickup and optical storage device: An optical pickup for an optical storage device includes a stem, a substrate mounted on the stem, and a laser diode mounted on the substrate. The substrate is integrally formed with an optical signal detector and an error signal detector for focusing error detection and tracking error detection. A cap...

20060239139 - Optical disk device and optical disk discriminating method: An optical disk discriminating method and an optical disk device which can detect reflected rays for making discrimination among kinds of optical disks with high accuracies. By switching a plurality of lasers and moving a spherical aberration corrector while moving an objective lens to cause it to approach or keep...

20060239140 - Optical apparatus: A compact optical apparatus with a high durability is disclosed. The optical apparatus comprises a first lens which is moved in an optical axis direction for varying magnification, and a second lens which is moved in the optical axis direction for focusing. The apparatus further comprises a vibration type linear...

20060239141 - Focus control for optical scanner: The present invention relates to a method for correcting the operating point of a focus control loop for a scanner for optical storage media. According to the invention, the method comprises the steps of: extracting from a focus error signal (FE) a signal component caused by vertical wobble of the...

20060239143 - Optical head apparatus using double layer medium: An optical head apparatus includes a focusing unit focusing the light beam on a selected one layer of a 0th and a first recording layers, a tracking unit tracking control to track the focused light beam on the selected layer, a first signal generator detecting reflected light from the optical...

20060239144 - Access method, access device, information recording medium: A method for accessing an information recording medium in which a data area is allocated is provided. First file management information which provides a first access method and second file management information which provides a second access method are recorded in the information recording medium. The first file management information...

20060239145 - Optical information recording medium and recording apparatus: A recordable optical information recording medium having an address t for each sector, comprises: an area A1 starting from an address t1 to which access is made only when a recording apparatus performs recording operation; an area A2 starting from an address t2 to which access is made either when...

20060239147 - Data storage medium and apparatus and method for reproducing the data from the same: A data storage medium having stored thereon includes an audio sequence including at least one audio stream; at least one video stream; and reproduction control information for controlling reproduction of the at least one audio stream and the at least one video stream. The reproduction control information includes reproduction order...

20060239150 - Data storage medium and apparatus and method for reproducing the data from the same: A data storage medium having stored thereon includes an audio sequence including at least one audio stream; at least one video stream; and reproduction control information for controlling reproduction of the at least one audio stream and the at least one video stream. The reproduction control information includes reproduction order...

20060239148 - Data storage medium, and apparatus and method for reproducing the data from the same: A data storage medium having stored thereon includes an audio sequence including at least one audio stream; at least one video stream; and reproduction control information for controlling reproduction of the at least one audio stream and the at least one video stream. The reproduction control information includes reproduction order...

20060239149 - Data storage medium, and apparatus and method for reproducing the data from the same: A data storage medium having stored thereon includes an audio sequence including at least one audio stream; at least one video stream; and reproduction control information for controlling reproduction of the at least one audio stream and the at least one video stream. The reproduction control information includes reproduction order...

20060239146 - Information reproduction device and read clock monitoring method: An information reproduction device capable of a more appropriate frequency monitoring of a read clock, as compared to conventional devices, is realized. By providing the information reproduction device with a frequency difference detection means which detects a difference in frequencies between a read clock, obtained by applying PLL to a...

20060239151 - Optical disc drive system for data recording that does not need to be synchronized with disc rotation and method thereof: An optical disc system for recording data includes an optical pickup unit for accessing data on the disc rotating at a constant angular velocity and producing a wobble signal; a spindle motor for rotating the disc according to a control signal; a circuit for generating the control signal according to...

20060239152 - Disc recording methods and systems: Encoded data is produced then buffered in a memory buffer for recording on a disc, and data production is paused to prevent buffer overflow if the memory buffer is full. The data is recorded according to a write command, and the host may retry for a limited period or number...

20060239142 - Optical disc recording apparatus and method of forming an image on an optical disc: In a case where an image of a density that is uniform over a substantially whole area of an optical disc (200) is to be formed, a servo circuit (138) controls the rotation speed of a spindle motor (130) to be constant, and an ALPC circuit (162) controls the current...

20060239153 - Methods and circuits for automatic power control: A method of controlling write power for recording data into sectors of an optical storage medium. The optical storage medium comprises a plurality of sectors, each having a header, a data recording area, and a redundant area. The method comprises sampling a write power output from an optical emitter when...

20060239154 - Optical recording medium sample fabricating method, optical recording medium sample analyzing method. optical recording medium fabricating apparatus, and optical recording medium fabricating method: The method of making an optical recording medium sample in accordance with the present invention comprises a laminate preparing step of preparing a laminate including a substrate used for an optical recording medium, and a functional layer formed adjacent to one side of the substrate; and a substrate removing step...

20060239155 - System and method for selectively enabling or disabling an optical device: A system for selectively enabling or disabling an optical device. In an illustrative embodiment, the system implements an optical-device theft-prevention system. The theft-prevention system includes a material that is selectively positioned on, in, or relative to the optical device so that the transparency of the material affects a desired operation...

20060239156 - Recording/reproducing method and disc: At startup when reproduction from a recording medium such as an optical disc is started, search time for searching for management information to manage recording states of user data is shortened to reduce startup waiting time. The present invention provides a recording/reproducing method for performing recording/reproducing onto/from a recording medium...

20060239157 - Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method: This invention relates to a reproduced signal evaluation method of evaluating a reproduced signal reproduced from an information recording medium in which information composed of a plurality of codes differing in length is recorded and evaluates the reproduced signal on the basis of the reproduced signal of the next shortest...

20060239160 - Method for determining kind of optical recording medium: A method for determining a kind of optical recording medium includes: performing focus searching and track searching on an optical recording medium; and determining a kind of optical recording medium according to an optical signal generated by the focus searching and an optical signal generated by the track searching....

20060239159 - Optical disk apparatus with approximate focus control of laser beam: An optical disk apparatus is constructed for writing or reading information by irradiating a laser beam onto an optical disk while rotating the optical disk under a focus control of the laser beam relative to the rotated optical disk. In the optical disk apparatus, an irradiating section is operated to...

20060239158 - Optical storage device and method of generating tracking error signal therein: An optical storage device capable of compensating for y-ratio misalignment when generating a tracking error signal includes an optical pickup head for generating light to form a first subordinate spot on an optical medium and a second subordinate spot on the optical medium, and detecting light reflected from the first...

20060239162 - Optical disc apparatus, method of adjusting focus offset for optical disc apparatus, and program for executing focus offset adjustment: In an optical disc apparatus, whether an unrecorded recording layer without information recorded thereon is included in the multiple recording layers of the optical disc mounted inside the apparatus is judged. then when the unrecorded recording layer is judged to be present, a signal for focus offset adjustment is recorded...

20060239161 - Write-once read-many information recording medium, information recording method, information reproduction method, information recording apparatus, and information reproduction apparatus: A write-once read-many information recording medium is provided, which is capable of easily searching for a latest DDS and a latest defect list. At least one disc management working area is sequentially allocated in a predetermined direction on the write-once read-many information recording medium of the present invention. The latest...

20060239163 - Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings: Described herewith is an optical disk manufacturing apparatus for reading recorded digital data from an optical disk, comprising an encryption unit (22, 23) for encrypting entered digital data according to a plurality of key information; an optical disk substrate manufacturing unit 2 for manufacturing an optical disk substrate 4 on...

20060239164 - Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings: Described herewith is an optical disk manufacturing apparatus for reading recorded digital data from an optical disk, comprising an encryption unit (22, 23) for encrypting entered digital data according to a plurality of key information; an optical disk substrate manufacturing unit 2 for manufacturing an optical disk substrate 4 on...

20060239165 - Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings: Described herewith is an optical disk manufacturing apparatus for reading recorded digital data from an optical disk, comprising an encryption unit (22, 23) for encrypting entered digital data according to a plurality of key information; an optical disk substrate manufacturing unit 2 for manufacturing an optical disk substrate 4 on...

20060239166 - Method of determining a write strategy: A method of determining a write strategy when storing data on an optical disc in an optical storage device includes detecting a characteristic of the optical disc, determining an initial write strategy according to the detected characteristic of the optical disc, adjusting the initial write strategy by performing a write...

20060239167 - Information recording medium, information recording apparatus and method, information reproduction device and method, information recording/reproduction device and method, recording or reproduction control computer program, and data structure containing a: An information record medium includes a file for storing object data composing of a plurality of packets and further includes an object information file for storing corresponding definition information to control reproduction of the object data. The object data is interleaved in an angle block and the object information file...

20060239168 - Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction method: An information recording medium is provided, which comprises a plurality of recording layers and a first disc information area for storing parameters relating to access to the plurality of recording layers and formats relating to the plurality of recording layer. The first disc information area is provided in a first...

20060239169 - Optical head device and manufacturing method therefor: An optical head device, for use with an optical disk, may include a laser beam emitting element, a light receiving element for receiving a reflected light beam emitted from the laser beam emitting element and reflected by the optical disk, a frame on which the laser beam emitting element and...

20060239170 - Liquid crystal optical element, optical device, and aperture control method: The present invention is directed to the provision of a liquid crystal optical element that can accurately change the numerical aperture of an objective lens regardless of variations in temperature or wavelength. The liquid crystal optical element comprises a first substrate, a second substrate, a liquid crystal provided between the...

20060239171 - Polarizing diffraction element and optical head device: A polarizing diffraction element having a wavelength selectivity which functions as a polarizing diffraction element at a wavelength λ1, and which does not function as a diffraction grating not depending on incident polarization state and shows high transmittance at a wavelength λ2, and an optical head device employing the element,...

20060239172 - Object lens and optical pickup device incorporating same: An object lens (10) includes a housing (107) having an inner layer, an electrically conductive liquid (103) having an electro-wetting effect with respect to the inner layer (102) of the housing, and an electrically insulating liquid (105) adjacent the electrically conductive liquid. The electrically conductive liquid and the electrically insulating...

20060239173 - Optical storage with direct digital optical detection: Optical data storage devices and techniques that use digital optical detection to obtain digital signals from light returned from optical storage media without analog processing and analog to digital conversion....

20060239174 - Method of manufacturing a microlens substrate, an opposed substrate for a liquid crystal panel, a liquid crystal panel and a projection type display apparatus: A method of manufacturing a microlens substrate 10 is provided. The microlens substrate 10 is provided with a plurality of microlenses 8. The method includes the steps of: preparing a substrate 101 with concave portions having two major surfaces, each of the plurality of concave portions 3 having a shape...

20060239175 - Information recording carrier and method of reproducing the same: An information recording carrier according to one embodiment has minute pattern including plural grooves or lands formed to be substantially in parallel and adjacent each other and comprises a supporting body having the minute pattern, a recording layer formed on the minute pattern formed on the supporting body and a...

20060233056 - Method for controlling read velocity in a disk device: A method for controlling read velocity in a disk device is provided. When reading data on the disc, the method first reads each SYNC of blocks to form an ECC code, read data to decode, and checks and corrects decoded data to generate decoded errors. The type of decoded errors...

20060233058 - Optical signal processing device, information recording/reproducing apparatus and information recording/reproducing system: Optical signal processing device that processes an optical signal based on predetermined data has a first terminal for inputting and outputting the optical signal, which is connected to a first channel of optical communication line, a second terminal for inputting and outputting the optical signal, which is connected to a...

20060233059 - Recording medium, method of configuring control information thereof, recording and reproducing method using the same, and apparatus thereof: In a recordable optical disc including at least one recording layer, write strategy information is recorded within disc control information, so that standardized disc control information can be uniformly applied to data recording and reproduction. At least one disc information is recorded as the disc control information within the management...

20060233055 - System and method for dynamic media reproduction: A system and related techniques integrate the accessing, retrieving and playback of enhanced music or other digital media or content, including to permit advanced authoring, mixing and environmental inputs and effects. According to embodiments of the invention in one regard, a user may access a playback engine to retrieve and...

20060233057 - Ultraviolet activating system for preventing digital piracy from recording media: An optical medium piracy method and system employing a ultraviolet-sensitive state-change material capable of changing state upon activation with a wavelength of ultraviolet between 253+/−25 nm to 365+/−25 nm, the state-change material in association with digital data indicia, wherein when the state-change material is activated to change state by the...

20060233060 - Information recording and reproducing apparatus, information recording medium and information recording apparatus: An information recording and reproducing apparatus is constituted by a recording medium including at least a substrate, a reflection layer disposed on the substrate, and a recording layer disposed so as to interpose the reflection layer between the substrate and the recording layer; and a near-field optical head, disposed close...

20060233061 - Alignment features for heat assisted magnetic recording transducers: An apparatus comprises an optical transducer positioned adjacent to a storage medium and including a waveguide and a grating for coupling light into the waveguide, a light source transmitting light to the grating, and a detector for detecting a portion of the light, wherein the detected portion of the light...

20060233062 - Heat assisted magnetic recording light delivery with fixed laser and rotating mirror: An apparatus comprises a moveable arm for positioning an optical transducer adjacent to a storage medium, a stationary light source, and a moveable mirror mounted at a pivot axis of the arm for reflecting light from the light source to the optical transducer. An actuator can be provided for rotating...

20060233064 - Audio player: An audio-player comprises a loading-unit, a memory, an operating-unit, a dubbing-unit, a playback-unit, and a display-unit. The loading-unit loads a disc. The memory has a plurality of data-memory-areas. The operating-unit has direct keys for selecting the specific data-memory-area in the plurality of data-memory-areas. The dubbing-unit dubs sound-data recorded on the...

20060233063 - User terminal and content searching and presentation method: A content searching and presentation method in a terminal of an original user having a playlist includes the steps of accessing a playlist of a different user from the terminal and obtaining the playlist of the different user; computing a similarity between the obtained playlist of the different user and...

20060233065 - Information recording device and method, information recording medium, and recording control computer program: An information recording device includes: acquisition elements for acquiring corresponding definition information, arrival time information, and display time information from a primary recording medium; processing elements for converting the display time indicated by the display time information into a display time indicated on the same time axis according to the...

20060233066 - Disk recording apparatus, method, and recording control program: An optical disk recording apparatus includes a beam emitting unit operable to emit a first beam for irradiating a track on an optical disk so as to record data and second and third beams for irradiating spaces between the track and tracks on both sides of the track, respectively; a...

20060233067 - Optical pickup actuator and optical recording and/or reproducing apparatus having the same: An optical pickup actuator independently drivable in focusing, tilting and tracking directions. The optical pickup includes a lens holder movably installed on a base, and mounted with an objective lens for transmitting an incident light to an optical information recording medium; and a magnetic circuit to independently driving the lens...

20060233068 - Optical pickup and optical storage device: An optical pickup for an optical storage device includes a stem, a substrate mounted on the stem, and a laser diode mounted on the substrate. The substrate is integrally formed with an optical signal detector and an error signal detector for focusing error detection and tracking error detection. A cap...

20060233069 - Optical pickup and optical disc apparatus provided with the same: The invention provides an optical disc apparatus which restricts an operation sound generated from an objective lens driving portion of an optical pickup and has a reduce sound, in an optical disc apparatus, in particular, an optical disc apparatus installing a microphone for recording an external voice therein. Coils (107,...

20060233070 - Information recording/reproducing method and information recording/reproducing apparatus: The amount of focus offset and the amount of spherical aberration correction are adjusted with respect to a disk on which no data is recorded with high precision. The amount of focus offset and the amount of spherical aberration correction are adjusted on the basis of (1) a focus error...

20060233072 - Optical head: An optical head with excellent optical characteristics even when using a light source that substantially has a wavelength broadening is provided. The optical head includes a light source, an objective lens for focusing a light beam emitted from the light source on an information recording medium and a photodetector for...

20060233071 - Optical head device and optical information apparatus using the same: An optical head device includes a focusing optical system for focusing a laser beam emitted from a semiconductor laser light source on an optical information medium with an objective lens. A chromatic aberration correction element for correcting chromatic aberration occurring in the objective lens is provided between the semiconductor laser...

20060233073 - Optical pickup apparatus and controlling method thereof: An optical pickup apparatus includes an objective lens that focuses light on an optical recording medium; an actuator that drives the objective lens in a direction of an optical axis of the objective lens toward or away from an optical recording medium in response to an input voltage applied to...

20060233074 - Reproduction apparatus and method: Reproduction signals which are simultaneously obtained from an Ach head 3 and a Bch head 4 are time division multiplexed by a signal layout converting circuit 9 and arranged. An HPF unit 12 and an LPF unit 14 of a waveform equalizing circuit 16 are optimally switched on the basis...

20060233076 - Information storage medium: An information storage medium having a plurality of information storage layers, each of which includes an optimal power control (OPC) area for obtaining an optimal recording condition. Optimal power control areas in odd-numbered and even-numbered information storage layers viewed from a direction in which light is incident upon the information...

20060233075 - Methods of calibrating servo signal bias for optical disc: Read focus error (FE) bias is calibrated on an embossed area of the optical disc. OPC is then performed with the calibrated servo signal bias to obtain a write power level. Data are written on and read from the optical disc based on the write power level and the calibrated...

20060233077 - Method of protecting data on recording medium and recording medium storing program for executing the method: A method of protecting data on a recording medium against an adjacent track erase (ATE) effect, and a recording medium having a program therefor are provided. The method includes accumulating a number of turns of write operations in respective sub-areas, wherein the recording medium is divided into a plurality of...

20060233079 - Optical information recording apparatus and method: A first data-recorded region is formed in one of multiple recording layers of a rewritable optical disc before a second data-recorded region is formed therein. A first on-disc position is related to an innermost position within the second data-recorded region. Information is reproduced from a recording management area of the...

20060233078 - Recording and/or reproducing method and apparatus: In a write-once recording medium, an optimum updating of the management information and a simple matching processing are to be achieved. To this end, in a system of a write-once medium, rendered accessible at random by employing the write/non-write indicating information, the management information, including a space bitmap and the...

20060233080 - Driving method: A method for driving a movable component of a hardware device to move a driving distance includes the steps of: (1) adjusting at least one of the former time and the latter time according to an advancing time so that a sum of the former time and the latter time...

20060233081 - Optical pickup device: An optical pickup device using a laser beam comprising: a light-emitting element; a collimating lens; an objective lens; and a light-receiving element, wherein the laser beam emitted from the light-emitting element is converged on a recording surface of an optical disc to be disposed through a path related to the...

20060233082 - Three-dimensional memory devices and methods of manufacturing and operating the same: Three-dimensional memory devices and methods of manufacturing and operating the same are disclosed. A memory device includes a plurality of planes of memory arrays, each memory array including a plurality of memory cells. The memory device also includes a plurality of word lines and bit lines coupled to the memory...

20060233083 - Information recording medium, information recording apparatus, and information reproducing apparatus: An 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 which first management information of the management information for use in common in management of each stream information divided every predetermined data...

20060233084 - Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method: This invention relates to a reproduced signal evaluation method of evaluating a reproduced signal reproduced from an information recording medium in which information composed of a plurality of codes differing in length is recorded and evaluates the reproduced signal on the basis of the reproduced signal of the next shortest...

20060233085 - Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method: This invention relates to a reproduced signal evaluation method of evaluating a reproduced signal reproduced from an information recording medium in which information composed of a plurality of codes differing in length is recorded and evaluates the reproduced signal on the basis of the reproduced signal of the next shortest...

20060233086 - Multiple layer optical disk, information recording method, and information reproducing method using the same: Multilayer optical disk is recordable or partly recordable. Parallel reading of information data from the group of layers by the same focused laser beam is possible. Only one layer of said group has the guide grooves for tracking. Alignment of the information data disposition on the layers of the group...

20060233088 - Method and apparatus for creating a multi-dimensional data signal: An optical disk drive (101) is disclosed which has essentially no seek time. The drive utilizes a Virtual Head (VH) (103) which is capable of accessing any and/or all tracks in an optical disc (111) at any time. The drive utilizes a procedure by which all of the tracks (208)...

20060233087 - Optical information recording method, optical information recording apparatus and optical information recording medium: To provide an excellent optical information recording method, optical information recording medium and optical information recording apparatus both of which use the method. The method generates no excessively-exposed region, can sufficiently fix recorded information, and never reduce the sensitivity of non-recorded regions. This is achieved because the method applies a...

20060233089 - Optical recording medium: A three-dimensional optical recording medium including an optical information recording layer held and sandwiched between the light transmissive substrates has a recording region for recording a positioning signal to determine a recording location of the optical information only at a periphery of the optical recording medium....

20060233090 - Optical pick-up and optical disk device: In order to reduce attachment of an adhesive to a disk-side surface of a protection member or an objective lens during an adhesion step, there is provided an optical pick-up, which includes an objective lens for collecting/irradiating a laser light to an optical disk, and an objective lens holding member...

20060233091 - Storage device having storage cells having a size less than a write light wavelength: A storage device comprises a substrate having a recording layer, the recording layer having plural regions associated with respective plural storage cells. A light source generates write light having a first wavelength to write to the storage cells, wherein the storage cells have a size less than the first wavelength....

20060233092 - Information recording carrier and method of reproducing the same: An information recording carrier in one mode has minute pattern including plural grooves or lands formed in parallel and adjacent each other and comprises a supporting body having the minute pattern, a recording layer formed on the minute pattern, and a light transmission layer formed on the recording layer. The...

20060233095 - Dual-layer phase-change information recording medium and recording method thereof: The present invention provides a dual-layer phase-change information recording medium in which the erase ratio in each layer is superior, the dynamic range is improved, and a multi-level recording is possible. For the dual-layer phase-change information recording medium, the compositions of the first recording layer material and the second recording...

20060233093 - Storage medium, reproducing method, and recording method: According to one embodiment, a write-once type information storage medium comprises an organic dye based recording material having sensitivity at a wavelength of 405 nm and at a recording wavelength in the range of 600 nm to 700 nm, wherein, when absorbance of a maximum absorption wavelength in the vicinity...

20060233094 - Storage medium, reproducing method, and recording method: According to one embodiment, a write-once type information storage medium comprises a recording layer which is formed by mixing a plurality of organic dye based recording materials whose molecular weights are different from each other, and wherein a mixture ratio of organic dye based recording materials whose molecular weight is...

20060227670 - Information recording apparatus, information recording medium and information recording method: To achieve stable, high capacity, high speed recording. Of two light beams emitted from a light irradiation means, one or two beams are made pass through an optical path changeable member whereof at least one of the thickness and refractive index changes continuously or in two or more steps immediately...

20060227671 - Content distribution system, content providing medium production method, content acquisition apparatus, and content aquisition method: A system is disclosed wherein a content is distributed without using a network. The distributed content is acquired and reproduced by a content acquisition apparatus....

20060227672 - Database update method and apparatus usng optical disk with limited content lifetime: A navigation system allows to copy the data in the optical disk for updating a database of the navigation system with use of an optical disk while prohibiting the illegal copying of the optical disk. The navigation system uses an optical disk specially made so that it becomes unreadable after...

20060227673 - Player device: A player device uses playlists having names of contents. Users can update the playlists via network. The player device includes a storage device for storing digital data of the contents, a reception/reception circuit for downloading playlists, a display for displaying the titles of contents included in the playlists, a pointing...

20060227674 - Reproducing device: A reproducing apparatus comprises an open key for inputting an open command for causing loading means to move a medium holding member from a closed position to an opened position, setting means for setting the open key press duration, required for the loading means to perform an opening operation, to...

20060227675 - Wetsuit with integrated pocket for audio/video device: A wetsuit with an integrated audio/video device pocket is provided herein. The audio/video device pocket may be sewn to a base layer of the wetsuit at a deltoid portion of the base layer. The audio/video device pocket may be sized and configured to receive the audio/video device. A remote control...

20060227677 - Aberration detection device and optical pickup device provided with same: An aberration detection device is arranged such that a distance L2 is longer than a distance L1, where the distance L1 is a shortest distance between the optical axis and a condensed light spot SP1, and the distance L2 is a shortest distance between the optical axis and a condensed...

20060227676 - Optical element and light irradiation apparatus: It is an object of the present invention to provide an optical element which forms a beam spot with homogeneous energy distribution on an irradiated surface, and a light irradiation apparatus. It is another object of the invention to provide a manufacturing method of a semiconductor device using a beam...

20060227678 - Multilayer recording medium and optical pickup for recording and/or reproducing the same: An optical pickup for recording and/or reproducing data with respect to a multilayer recording medium having a plurality of recording layers, where the optical pickup includes a light source emitting a beam having a predetermined wavelength, a diffraction unit separating the beam emitted from the light source into a main...

20060227679 - Optical pickup unit and information recording apparatus using the same: An optical pickup unit for recording information on and/or reproducing information from a multilayer information recording medium including multiple recording surfaces in each of which a guide groove on which the information is to be recorded is spirally formed is disclosed. The optical pickup unit includes a light source, a...

20060227680 - Focus servo control method in optical disc device: A focus servo control method for an optical disc device is provided which compensates for variations present on the disc while printing a label on a label surface of the disc. The label surface of the disc is radially divided into a plurality of areas arranged about the center of...

20060227681 - Information recording medium, apparatus for recording and/or reproducing data on and/or from information recording medium, method of recording and/or reproducing data on and/or from information recording medium, and computer-readable recording medium stor: An information recording medium includes a lead-in area, a user data area, and a lead-out area, and at least one of the lead-in area or the lead-out area includes a compatibility information area in which compatibility information, specifying whether each area on the information recording medium is recordable and/or reproducible,...

20060227683 - Reproducing apparatus: A reproducing apparatus includes a reproducing section picking up any signals compressed in a plurality of different compression methods from a recording medium. The recording medium records the signals compressed in a plurality of different compression methods and record management information denoting association of the signals compressed in a plurality...

20060227684 - Adjusting of recording speed of optical drive based on under-run: The invention is to provide a method for controlling the recording speed of an optical drive. The optical drive includes a buffer for storing data transferred from an external source, and the optical drive continuously records the data onto an optical disc. According to a preferred embodiment of the method...

20060227682 - Determination of optimum writing strategy for recording data onto recordable optical disk: The invention is to provide a method for determining an optimum writing strategy for an optical disk drive to record data onto a recordable optical disk. According to a preferred embodiment of the method of the invention, a pre-stored third type datum is retrieved from the recordable optical disk. Then,...

20060227685 - Information storage medium and method and apparatus for recording/reproducing data on/from the same: An apparatus for recording data on an information storage medium including a plurality of recording layers, each having a user data area, on which data is recordable by a pickup. Data is recorded in the order of recording layers from closest to farthest from the pickup, and a recordable region...

20060227687 - Device and method of compensating the distortions in optical data carrier scanning: The invention relates to a new class of schemes for simultaneously compensating readout channel distortions in optical storage systems, such as defocus, spherical aberrations, optical data carrier tangential tilt, and radial tilt. The use of cascaded adaptive filtering steps applied to the readout data signal is proposed. A first adaptive...

20060227688 - Tilt amount detector, tilt corrector, and optical disc apparatus: A tilt amount detector includes inputting means for inputting a reproduction signal supplied from an optical disc, a first filter portion and a second filter portion for correcting an optical transfer characteristic of the reproduction signal, a reference clock extracting means for extracting a reference clock signal from the input...

20060227686 - Recording information management apparatus and recording information management method: According to one embodiment, in a recording information management method, an erase condition set for each recording mode is managed, recording of predetermined recording target information in a designated predetermined recording mode is controlled, and the predetermined recording target information recorded in the predetermined recording mode is managed based on...

20060227689 - Information storage medium and method and apparatus for recording/reproducing data on/from the same: A method of reproducing data from an information storage medium having a plurality of recording layers, each layer having a user data area, on which data is recordable by a pickup. A first amount of data is reproduced from a recording layer located closest to the pickup and lesser amounts...

20060227690 - Interative stripewise trellis-based symbol detection for multi-dimensional recording systems: When processing a two dimensional data area it is known to be advantageous to divide the two dimensional are into stripes and process each stripe using a stripe-wise detector. When using several iterations it is advantageous to use higher complexity detectors in later iterations and lower complexity detectors in the...

20060227691 - Iterative stripwise trellis-based symbol detection method and device for multi-dimensional recording systems: When processing a two dimensional data area it is known to be advantageous to divide the two dimensional are into stripes and process each stripe using a stripe-wise detector. When processing a data area delimited by more than one guard band it is advantageous to start a subset of bit...

20060227692 - Method and apparatus for recording data on an optical recording medium: An optical recording apparatus and method thereof form a mark and a space by radiating a laser signal corresponding to a recording pulse having a peak level and a bias level onto an optical recording medium. The optical recording apparatus includes a recording pulse generator to generate the recording pulse...

20060227693 - Image forming apparatus: An image forming apparatus includes at least two radio frequency identification (RFID) tags, an interrogator activating the RFID tags and sequentially receives tag information from the RFID tags according to the priority orders of the RFID tags, and a controller controlling the operation of the interrogator. Tag information of a...

20060227694 - Method for recording information on a multi layer record carrier, and record carrier for use by such method: This invention relates to a method for recording information on a multi layer record carrier. The information is recorded on the record carrier according to special filling patterns, such that the record carrier is compatible with the DVD-ROM standard while the time required for closing a session and/or finalizing the...

20060227696 - Optical disc with a theft deterrent coating: An optical disc used for storing content includes a theft control area selected to render the disc unreadable. The disc must be exposed to radiation of a specific wavelength before it can be read by a regular device. The theft control area may include an area that contains data that...

20060227698 - Optical disc, optical disc recording/reproducing apparatus, and optical disc recording/reprodcing method: In an optical disc in/from which data is recorded or reproduced by irradiating a storage area on the optical disc with a laser, information containing recording velocity information (RVI) for recording/reproduction, which represents a linear velocity different from the standard linear velocity, and write strategy information (WSI) corresponding to the...

20060227697 - Optical information recording medium, and substrate and manufacturing method for the optical information recording medium: In an optical disk including at least a rewritable phase change material and comprising a recording layer having a reflectivity of more than 15%, an address output value as an address pit signal component occupying in a reproduced signal in a non recording state is prescribed to be 0.18 though...

20060227695 - Recording media: To provide a recording media capable of reproducing an information signal by an optical means, which effectively prevents formation of flaws on the light-incident surface thereof and has an excellent storage stability, the recording media includes a support; a recording layer capable of recording the information signal; and a light-transmitting...

20060221776 - Docking apparatus and mixer for portable media devices: A docking system and mixer for portable media devices includes two control interfaces that correspond to two dock seat to receive two media storage devices, such as a portable music player, therein. A microcontroller resides in the housing and the media controls on the housing for each of the players...

20060221777 - Radially non-collinear track starting positions on label side of optical disc: A method for labeling an optically writable label side of an optical disc of one embodiment of the invention is disclosed which includes at least one of the following. First, the method may multiply pass over a track of the optically writable label side of the optical disc with an...

20060221779 - Album generating apparatus, album generating method and program: There is provided an album generating apparatus for generating an album whose pages are adequately allocated in accordance to image capturing position and time. The album generating apparatus has an image storing section for storing images by correlating with the image capturing time and position of the images, a importance...

20060221778 - Optical disc device and recording and reproduction methods of an optical disc device: The object is to provide an optical disc drive and a recording/reproduction method for optical disc devices capable of returning to an ordinary operation, even if an over-current generates due to an instantaneous current consumption, since the power supply from a USB port is not shut down. The object is...

20060221780 - Recording apparatus and recording method: To provide a recording apparatus for recording an image on a rotating recording medium, the recording apparatus including: a rotary driving unit which rotationally drives the recording medium; an ink-jet head for ejecting ink onto an image recording surface of the recording medium; and a control unit which switches between...

20060221781 - Information processing apparatus: The present information processing apparatus, which receives and executes commands, monitors time-outs of commands with reliability, thereby making it possible to prevent a command initiator from detecting time-outs of the commands. The apparatus includes: a time stamp unit for storing, in a command buffer, a receiving time at which a...

20060221782 - Disk drive apparatus and spherical aberration correcting method: A disk drive apparatus includes: an optical pickup irradiating a laser beam onto an optical disk having one or more recording layers through an objective lens and receiving the laser beam reflected from the optical disk; a driving unit moving the objective lens in an optical axial direction of the...

20060221783 - Optical head and optical disc apparatus: An embodiment of an optical head unit which is difficult to be influenced by an inter-layer crosstalk of recording layers and decreases a load of a signal reproduce system when reproducing and recording information from an optical disc having two or more recording layers, provide a diffraction optical element for...

20060221784 - Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings: Described herewith is an optical disk manufacturing apparatus for reading recorded digital data from an optical disk, comprising an encryption unit (22, 23) for encrypting entered digital data according to a plurality of key information; an optical disk substrate manufacturing unit 2 for manufacturing an optical disk substrate 4 on...

20060221785 - Optical disk apparatus and an optical disk playback method: An optical disk apparatus adopted to play back an optical disk, includes a laser source to emit a laser beam to an optical disk, a condenser lens to condense the laser beam reflected by the optical disk, a photodetector irradiated by the condensed laser beam and including a main light...

20060221786 - Disk apparatus and disk recording/reproducing method: In a disk apparatus capable of quickly recording a certain amount of information without waiting until a rotation is stabilized, a rotation control method is selected based upon the sort of optical disk, the recording format, the recording method, and the like for quickly recording a certain amount of information...

20060221788 - Efficient techniques for modifying audio playback rates: Improved techniques for modifying a playback rate of an audio item (e.g., an audio stream) are disclosed. As a result, the audio item can be played back faster or slower than normal. The improved techniques are resource efficient and well suited for audio items containing speech. The resource efficiency of...

20060221789 - Control of stepper motor in an optical disc: A method for controlling a stepper motor in an optical disc system, comprising the steps of (A) measuring a static offset of a center error signal, (B) measuring a maximum value, minimum value and an average value of the center error signal in response to rotating the optical disc, (C)...

20060221787 - Method for evaluating optical recording medium, optical recording medium, and information-recording/reproducing apparatus: The reproduction durability of an optical recording medium is evaluated highly accurately in a short period of time by providing a method for evaluating the optical recording medium, the method including determining an operating laser power for heating a recording layer to a recording operating temperature; determining a temperature of...

20060221790 - Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof: The present invention provides a method of recording control information in a recordable optical disc including at least one recording layer. In recording control information within a management area of an optical disc including at least one or more recording layers, the present invention includes providing the control information to...

20060221791 - Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof: The present invention provides a method of recording control information in a recordable optical disc including at least one recording layer. In recording control information within a management area of an optical disc including at least one or more recording layers, the present invention includes providing the control information to...

20060221792 - Disc drive apparatus, and method for timing recalibration in a disc drive apparatus: A disc drive apparatus (1) is described, for writing/reading information into/from a storage medium (2), such as an optical disc. After start-up, multiple recalibration processes are executed, wherein the recalibration processes are executed more frequently during an early phase of the write/read operation than during a later phase of the...

20060221793 - Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings: Described herewith is an optical disk manufacturing apparatus for reading recorded digital data from an optical disk, comprising an encryption unit (22, 23) for encrypting entered digital data according to a plurality of key information; an optical disk substrate manufacturing unit 2 for manufacturing an optical disk substrate 4 on...

20060221794 - Method and system for playing audio dvd, and method of recording same: A method of recording a pulse code modulation (PCM) audio on a digital versatile disc (DVD), comprising: inserting the DVD into the optical disc drive; utilizing the laser beam to write a PCM audio data to an audio contents area on the DVD; and writing a PCM audio data to...

20060221795 - Hologram recording and reproducing apparatus: A hologram recording and reproducing apparatus includes a movable galvanomirror, a mirror controller and a reproduction unit. The galvanomirror guides a reference beam toward a hologram recording medium and changes the incident angle of the reference beam. The mirror controller causes the galvanomirror to move for adjusting the incident angle...

20060221796 - Massively multi-level optical data storage using subwavelength sized nano-grating structures: An information storage apparatus uses an optical data element (nano-grating) with features that are smaller than the wavelength of light. The optical data element alters one or more properties of the light such as reflected amplitude, polarization, phase, wavelength, and spatial orientation to encode data in a massively multi-level format....

20060221799 - Optical disk apparatus compatible with different types of mediums: A polarizing beam splitter for separating an upstream beam from a downstream beam according to the polarization of an incident beam is provided between first and second light sources emitting laser beams at respective wavelength and an objective lens. A phase plate for providing a phase difference to a beam...

20060221798 - Optical disk device and adjusting method therefor: An optical disk device, for use with an optical disk, may include a laser light source, a photo-detector, and an optical system for structuring a forward path in which a laser beam is guided to the optical disk and a return path in which a return light beam is guided...

20060221797 - Optical pickup, optical recording and/or reproducing apparatus using the same, and method for detecting tracking error signal: An optical pickup and an optical recording and/or reproducing apparatus employing the optical pickup, wherein the optical pickup includes: a light source; an objective lens to collect and focus an incident beam on an information storage medium; a holographic grating to split light emitted by the light source into a...

20060221800 - Solid-state image pickup element and method of producing the same: A solid-state image pickup element comprises: a semiconductor substrate; an imaging section comprising a photoelectric converting portion, formed on the semiconductor substrate; an intralayer lens formed in an upper layer of the imaging section; and a peripheral circuit section that processes an output of the imaging section, formed on the...

20060221801 - Drive for disc shaped optical data carrier: In a drive (20A) for a disc-shaped optical data carrier (10) with a motherboard (14), on which electronic components for the control of drive functions are arranged, and with a data carrier drive motor (9) for rotating drive of the data carrier (10) and with an optical scanning unit (15)...

20060221802 - Magnetic disk drive and base: Embodiments of the invention provide a magnetic disk drive that allows members to be mounted onto a base simply and accurately. In one embodiment, a magnetic disk drive comprises: a base; a disk assembly including at least one magnetic disk and mounted rotatably on the base; and an actuator assembly...

20060221803 - Hybrid disk and method of writing data to and/or reading data from the hybrid disk: A hybrid disk useable with a recording and or reproducible apparatus having an optical pickup. The hybrid disk includes a first recording layer having a first format on which data is recordable or readable by a first format beam and a second recording layer having a second format on which...

20060221804 - Optical recording medium and defect management device and method therefor: A defect management device comprises a temporary storage buffer unit temporarily storing therein a recording management table including area allocation information used for writing optical recording data in a user data area of an optical recording medium and defect information used for performing defect management processing; a defect detection unit...

20060221805 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor: An information recording medium 1 at least comprises a substrate 13 having a microscopic pattern 20, which is constituted by a shape of continuous substance of approximately parallel grooves formed with a groove section G and a land section L alternately, a recording layer 12 formed on the microscopic pattern...

20060221806 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor: An information recording medium 1 at least comprises a substrate 13 having a microscopic pattern 20, which is constituted by a shape of continuous substance of approximately parallel grooves formed with a groove section G and a land section L alternately, a recording layer 12 formed on the microscopic pattern...