Dynamic information storage or retrieval inventions 10/08

20080259743 - Method and apparatus for phase and/or copy window control for use with a domain expansion recording medium and record carrier: The present invention relates to a method, apparatus and record carrier for controlling read-out and/or synchronization between an external magnetic field and written data during a reading operation from a magneto-optical recording medium comprising a storage layer and a read-out layer. An expanded domain leading to a pulse in a... Agent: Philips Intellectual Property & Standards

20080259744 - Drive device: The drive apparatus of the present invention includes: a recording/reproduction section; and a drive control section. The drive control section performs a process including: determining a physical address indicating a location at which data can be recorded next in the determined track as a next writable address, based on the... Agent: Snell & Wilmer L.L.P. (matsushita)

20080259745 - Document recording medium, recording apparatus, recording method, data output apparatus, data output method and data delivery/distribution system: It is made possible to appreciate a material such as a single musical composition, a single video, and the like in various states. There is provided an optical head 31 for reading out contents data such as a musical composition, a video, and the like, metadata for arranging the contents... Agent: Wolf Greenfield & Sacks, P.C.

20080259746 - Method of managing playlist by using key: Provided is a method of managing a playlist. In an environment in which a content is being reproduced in a contents reproducing apparatus, it is possible to create a playlist according to a user's preference or to reproduce contents conveniently with a single input of a number key without going... Agent: Sughrue Mion, PLLC

20080259747 - Detecting apparatus for detecting statuses of optical disc and method thereof: Disclosed are detecting apparatus for detecting statuses of an optical disc and methods thereof, which can avoid or reduce erroneous status decisions at the edge of a blank region. The detecting apparatus includes a blank detector, for detecting a blank region of the optical disc to generate a blank detection... Agent: North America Intellectual Property Corporation

20080259748 - Optical disc and optical disc apparatus: An optical disc includes a SPOKE potion for detecting a position in a circumferential direction of the optical disc, which is formed on an inner or outer circumferential side relative to a data recording area and visible image drawing area. A signal portion in which each signal is constituted by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080259749 - Recovery of lost track focusing on an optical disc: A method for restoring focusing of a laser beam on a track of an optical disc for reading or writing data from/to the track when the focusing of said beam onto said track has been lost, wherein two categories, A and B, of focus lost causes are defined, A being... Agent: Philips Intellectual Property & Standards

20080259750 - Optical pick-up head, optical information apparatus, and optical information reproducing method: An optical information apparatus of the present invention includes: an optical pick-up head including: a light source; a diffraction unit; a condensing unit; a beam splitter; a photodetector; and a tracking error signal generator. An optical recording medium has tracks arranged substantially at a constant pitch. An average of a... Agent: Hamre, Schumann, Mueller & Larson P.C.

20080259751 - Recorder, host device, drive device, recording method, instruction method, program, integrated circuit, reproducing device, reproducing method, and write-once-read-many recording medium: A recording apparatus for recording second information on a write-once recording medium having first information recorded thereon, the recording apparatus including: a host apparatus; and a drive apparatus, wherein the host apparatus includes a storage section for storing the second information; and an instruction section for instructing the drive apparatus... Agent: Snell & Wilmer L.L.P. (matsushita)

20080259752 - Optical disc drive and method thereof: An optical disc drive and method thereof. The optical disc drive comprises a rotating means, an optical pickup head, a servo unit, and a controller. The rotating means rotates an optical disc. The optical pickup head generates an optical beam to detect defects in a predetermined range on the optical... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080259753 - Optical disc of write once type, method, and apparatus for managing defect information on the optical disc: An optical disc of write once type, a method and an apparatus of managing defect information on the optical disc of write once type, e.g., a BD-WO, are provided with a temporary defect management area (TDMA). The method includes preparing the temporary defect management area (TDMA) in which a temporary... Agent: Birch Stewart Kolasch & Birch

20080259754 - Recorder, host device, recording method, instruction method, program, integrated circuit, reproducing device, reproducing method and write-once-read-many recording medium: A recording apparatus for recording information on a write-once recording medium, the write-once recording medium including a disk management information area and a volume space, the recording apparatus including: a host apparatus; and a drive apparatus, the host apparatus including: a first instruction section for instructing the drive apparatus to... Agent: Snell & Wilmer L.L.P. (matsushita)

20080259755 - Information recording device and method, and computer program: An information recording device (1) is provided with a recording element (501) for recording information in an information recording medium (100) wherein pre-information (LPP) is previously recorded for controlling recording of recording information, by irradiating laser beams (LB) of a prescribed power, and a control element (504) for controlling the... Agent: Young & Thompson

20080259757 - Method of adjusting writing parameters, optical disc writer and method of recording data using the same: The present invention discloses a method of adjusting writing parameters, comprising the steps of testing a region to be written in a re-writeable optical disc without changing writing power level; calculating writing parameters in the region to be written based on the tested result; and adjusting writing parameters based on... Agent: Philips Intellectual Property & Standards

20080259756 - Optical disk apparatus: A laser power which is lower than an optimum reproduction laser power is set as an initial value. The reproduction laser power is increased from the initial value while trial reproduction is performed until a quality level of a reproduction signal is not lower than a reference level. At the... Agent: Ditthavong Mori & Steiner, P.C.

20080259758 - Partial response maximum likelihood decoding: A partial response maximum likelihood decoder, such as a Viterbi decoder, implements a set of combined states where each combined state can represent at least two states from a plurality of complementary sets of states. For each data symbol and each combined state, a Viterbi processor (703) determines a path... Agent: Philips Intellectual Property & Standards

20080259761 - Information recording medium: An optically detectable information recording medium is at least comprised of a substrate and a recording layer, wherein a surface of the recording layer opposite to another surface of the recording layer in contact with the substrate has a Root Mean Square roughness Rσ of less than 5 nm, and... Agent: Louis Woo Law Office Of Louis Woo

20080259760 - Multilayer optical recording medium and manufacturing method thereof: The present invention is directed to a multi-layered optical recording medium adapted to satisfy reflection factor required at the time of recording/reproduction of digital data based on the standards of CD (Compact Disc) and DVD (Digital Versatile Disc), wherein a first transparent base (12), a HD layer (11), a second... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080259759 - Optical disc having combined rom/r area: A record carrier has information represented by high density read-only marks in a track. The read-only marks (74,75) are optically readable according to a predefined high-density data format such as CD or DVD via a beam of radiation by first variations of the radiation. The record carrier has a recordable... Agent: Philips Intellectual Property & Standards

20080259762 - Optical information recording medium: An optical information recording medium includes a substrate having a through-hole provided at the central portion thereof and a guiding groove provided on a surface at the light-incident side; a reflective layer provided on the surface of the substrate having the guiding groove; a recording layer provided on the reflective... Agent: Knobbe Martens Olson & Bear LLP

20080259763 - Apparatus and method to determine an optimal power level to encode information holographically: A method is disclosed to determine an optimal power level to encode information holographically. The method sets (N) evaluation power levels, displays an evaluation image on a spatial light modulator. For each value of (i), the method energizes a light source using the (i)th power level, generates the (i)th reference... Agent: Dale F. Regelman Quarles & Brady, LLP

20080259764 - Arranging and destaging data to holographic storage: Data for storage by holographic data storage is arranged in an intermediate data storage as data segments which are replicas of holographic storage segments. Files of data are aggregated into the data segments, and a destaging control determines the destaging of the data segments to the holographic data storage in... Agent: John H. Holcombe IBM Corporation,IPLaw Dept.

20080259765 - Arranging and destaging data to holographic storage: Data for storage by holographic data storage is arranged in an intermediate data storage as data segments which are replicas of holographic storage segments. Files of data are aggregated into the data segments, and a destaging control determines the destaging of the data segments to the holographic data storage in... Agent: John H. Holcombe IBM Corporation,IPLaw Dept.

20080259766 - Optical pickup actuator and optical scanning device: An optical pickup actuator for low building height includes a suspended lensholder (101) with a lenssystem (102), focusing (106a, 106b, 106c 106d) and tracking coils (109) and magnets (107a, 107b, 107c) for cooperation with the focusing and tracking coils. The focusing and tracking coils may be arranged for tilting the... Agent: Philips Intellectual Property & Standards

20080259767 - Objective optical element and optical pickup apparatus: An objective optical element of an optical pickup apparatus has a magnification m1 satisfying the following formula for a light flux of the wavelength λ1: − 1/7≦m1≦− 1/25 and |m1|<|M1, where M1 is an optical system magnification from the first light source to the first optical information recording medium for... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080259768 - Optical pickup apparatus: There is provided an optical pickup apparatus in which the assembling workability such as chucking of an LD holder by an adjusting jig and spreading of adhesive can be improved. In the optical pickup apparatus, multiple fitting portions (boss portions) 1d formed on one of a side wall surface 1a... Agent: Bacon & Thomas, PLLC

20080259769 - Method for improving the playability of non-ideal optical carriers: The present invention relates to a method for improving the playability of non-ideal optical disks. Initially, an asymmetry (AsI) of the optical carrier is determined. If the asymmetry is above a pre-defined first threshold then a step of decreasing an upper cut-off frequency (HPF) to a first cut-off frequency (HPF1)... Agent: Philips Intellectual Property & Standards

20080259774 - Objective lens driving device and optical disc apparatus: Both of two permanent magnets which are arranged in an objective lens driving device are multipole magnetized magnets having rectangular parallelepiped shapes. The two permanent magnets have inverse N-S polarity at a part of surfaces which face each other. Focusing coils and tracking coils which are set up on a... Agent: Morgan Lewis & Bockius LLP

20080259775 - Objective lens for optical pick-up: t

20080259772 - Optical disc reproducing apparatus: An objective lens is raised from below upwards with a DVD laser diode turned on and levels of detection signals A, B, C, and D from a four segment photodetector are acquired and stored in a RAM. A ratio (A+D)/(B+C) in a direction of the X-axis is then calculated. When... Agent: Morgan Lewis & Bockius LLP

20080259773 - Optical element and optical pickup device: An objective lens causes birefringence, which causes wave aberration in outgoing light from the objective lens. A coated objective lens has a dielectric multilayer film that can reduce astigmatism component of the wave aberration to 5 mλ rms or smaller when 10 mλ rms or larger astigmatism component of wave... Agent: Brinks Hofer Gilson & Lione

20080259770 - Optical pick-up for use in a multi-disc optical player and method for correcting optical aberrations in such an optical pick-up unit: The present invention concerns to an optical pick-up unit for use in a multi-disc system, for scanning a first type of record carriers and at least a second type of record carriers, the second type of record carriers having an information density different from an information density of the first... Agent: Bainwood Huang & Associates LLC

20080259771 - Optical pickup device: An optical pickup device comprises a lens holder to hold an objective lens for irradiating a laser beam onto an optical disc; outer and inner circumferential side wires fixed at one ends thereof to outer and inner circumferential sides of the lens holder and extending substantially in parallel to the... Agent: Crowell & Moring LLP Intellectual Property Group

20080259776 - Optical disc recording and reproducing apparatus: An optical pickup has a photo detector which is divided into first, second, third and fourth quadrants, receives a laser beam reflected from an optical disc via an objective lens, and outputs first, second, third and fourth detection signals from the respective quadrants. A system controller controls a memory to... Agent: Morgan Lewis & Bockius LLP

20080259777 - Optical pickup device and optical disc device: An optical pickup device 11 according to the present invention includes: a light source 1 that emits a light beam; a condensing element 5 for condensing the light beam toward an information storage medium 14; and a protruding member 101, which comes closer to the information storage medium 14 than... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080259778 - Process for intentional deterioration of the contents of an optical recording medium: The invention relates to the field of optical information recording. In order to prevent abusive or fraudulent use of storage media, the invention provides a process for intentional degradation of information by application of a laser power below the normal power for reading information recorded in super-resolution on the media.... Agent: Lowe Hauptman & Berner, LLP

20080259779 - Probe head with narrow read element: An apparatus includes a storage medium, and a transducer positioned adjacent to the storage medium, wherein the transducer includes a first electrode and a second electrode, with the width of the first electrode being less than the width of the second electrode. A method including: applying a first voltage to... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP

20080259780 - Optical information storage medium having a transition area: An optical information storage medium includes a plurality of areas and at least one transition area. Each transition area is located between two adjacent areas. The transition area allows data to be smoothly reproduced from the optical information storage medium at a low error generation rate. Also, since the optical... Agent: Stein, Mcewen & Bui, LLP

20080259781 - Disk recording medium, disk drive apparatus, reproducing method, and disk manufacturing method: A recording and reproducing area and a reproduction-only area are formed by wobbling a groove formed in a spiral fashion to form a track to be tracked on a disk. The recording and reproducing area has address information recorded by wobbling of the groove and information recorded and reproduced by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080259782 - 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 layer and a... Agent: Nath & Associates

20080259783 - Information processing device, access device, recording medium, information processing method, and information processing program: An information processing device (225) is a device for processing specific information recorded to a recording medium (100), and has a characteristic identification unit (204) and a processing unit (226). The characteristic identification unit (204) identifies the reflection characteristic of the recording medium (100). The processing unit (226) processes the... Agent: Wenderoth, Lind & Ponack L.L.P.

20080259743 - Method and apparatus for phase and/or copy window control for use with a domain expansion recording medium and record carrier: The present invention relates to a method, apparatus and record carrier for controlling read-out and/or synchronization between an external magnetic field and written data during a reading operation from a magneto-optical recording medium comprising a storage layer and a read-out layer. An expanded domain leading to a pulse in a... Agent: Philips Intellectual Property & Standards

20080259744 - Drive device: The drive apparatus of the present invention includes: a recording/reproduction section; and a drive control section. The drive control section performs a process including: determining a physical address indicating a location at which data can be recorded next in the determined track as a next writable address, based on the... Agent: Snell & Wilmer L.L.P. (matsushita)

20080259745 - Document recording medium, recording apparatus, recording method, data output apparatus, data output method and data delivery/distribution system: It is made possible to appreciate a material such as a single musical composition, a single video, and the like in various states. There is provided an optical head 31 for reading out contents data such as a musical composition, a video, and the like, metadata for arranging the contents... Agent: Wolf Greenfield & Sacks, P.C.

20080259746 - Method of managing playlist by using key: Provided is a method of managing a playlist. In an environment in which a content is being reproduced in a contents reproducing apparatus, it is possible to create a playlist according to a user's preference or to reproduce contents conveniently with a single input of a number key without going... Agent: Sughrue Mion, PLLC

20080259747 - Detecting apparatus for detecting statuses of optical disc and method thereof: Disclosed are detecting apparatus for detecting statuses of an optical disc and methods thereof, which can avoid or reduce erroneous status decisions at the edge of a blank region. The detecting apparatus includes a blank detector, for detecting a blank region of the optical disc to generate a blank detection... Agent: North America Intellectual Property Corporation

20080259748 - Optical disc and optical disc apparatus: An optical disc includes a SPOKE potion for detecting a position in a circumferential direction of the optical disc, which is formed on an inner or outer circumferential side relative to a data recording area and visible image drawing area. A signal portion in which each signal is constituted by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080259749 - Recovery of lost track focusing on an optical disc: A method for restoring focusing of a laser beam on a track of an optical disc for reading or writing data from/to the track when the focusing of said beam onto said track has been lost, wherein two categories, A and B, of focus lost causes are defined, A being... Agent: Philips Intellectual Property & Standards

20080259750 - Optical pick-up head, optical information apparatus, and optical information reproducing method: An optical information apparatus of the present invention includes: an optical pick-up head including: a light source; a diffraction unit; a condensing unit; a beam splitter; a photodetector; and a tracking error signal generator. An optical recording medium has tracks arranged substantially at a constant pitch. An average of a... Agent: Hamre, Schumann, Mueller & Larson P.C.

20080259751 - Recorder, host device, drive device, recording method, instruction method, program, integrated circuit, reproducing device, reproducing method, and write-once-read-many recording medium: A recording apparatus for recording second information on a write-once recording medium having first information recorded thereon, the recording apparatus including: a host apparatus; and a drive apparatus, wherein the host apparatus includes a storage section for storing the second information; and an instruction section for instructing the drive apparatus... Agent: Snell & Wilmer L.L.P. (matsushita)

20080259752 - Optical disc drive and method thereof: An optical disc drive and method thereof. The optical disc drive comprises a rotating means, an optical pickup head, a servo unit, and a controller. The rotating means rotates an optical disc. The optical pickup head generates an optical beam to detect defects in a predetermined range on the optical... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080259753 - Optical disc of write once type, method, and apparatus for managing defect information on the optical disc: An optical disc of write once type, a method and an apparatus of managing defect information on the optical disc of write once type, e.g., a BD-WO, are provided with a temporary defect management area (TDMA). The method includes preparing the temporary defect management area (TDMA) in which a temporary... Agent: Birch Stewart Kolasch & Birch

20080259754 - Recorder, host device, recording method, instruction method, program, integrated circuit, reproducing device, reproducing method and write-once-read-many recording medium: A recording apparatus for recording information on a write-once recording medium, the write-once recording medium including a disk management information area and a volume space, the recording apparatus including: a host apparatus; and a drive apparatus, the host apparatus including: a first instruction section for instructing the drive apparatus to... Agent: Snell & Wilmer L.L.P. (matsushita)

20080259755 - Information recording device and method, and computer program: An information recording device (1) is provided with a recording element (501) for recording information in an information recording medium (100) wherein pre-information (LPP) is previously recorded for controlling recording of recording information, by irradiating laser beams (LB) of a prescribed power, and a control element (504) for controlling the... Agent: Young & Thompson

20080259757 - Method of adjusting writing parameters, optical disc writer and method of recording data using the same: The present invention discloses a method of adjusting writing parameters, comprising the steps of testing a region to be written in a re-writeable optical disc without changing writing power level; calculating writing parameters in the region to be written based on the tested result; and adjusting writing parameters based on... Agent: Philips Intellectual Property & Standards

20080259756 - Optical disk apparatus: A laser power which is lower than an optimum reproduction laser power is set as an initial value. The reproduction laser power is increased from the initial value while trial reproduction is performed until a quality level of a reproduction signal is not lower than a reference level. At the... Agent: Ditthavong Mori & Steiner, P.C.

20080259758 - Partial response maximum likelihood decoding: A partial response maximum likelihood decoder, such as a Viterbi decoder, implements a set of combined states where each combined state can represent at least two states from a plurality of complementary sets of states. For each data symbol and each combined state, a Viterbi processor (703) determines a path... Agent: Philips Intellectual Property & Standards

20080259761 - Information recording medium: An optically detectable information recording medium is at least comprised of a substrate and a recording layer, wherein a surface of the recording layer opposite to another surface of the recording layer in contact with the substrate has a Root Mean Square roughness Rσ of less than 5 nm, and... Agent: Louis Woo Law Office Of Louis Woo

20080259760 - Multilayer optical recording medium and manufacturing method thereof: The present invention is directed to a multi-layered optical recording medium adapted to satisfy reflection factor required at the time of recording/reproduction of digital data based on the standards of CD (Compact Disc) and DVD (Digital Versatile Disc), wherein a first transparent base (12), a HD layer (11), a second... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080259759 - Optical disc having combined rom/r area: A record carrier has information represented by high density read-only marks in a track. The read-only marks (74,75) are optically readable according to a predefined high-density data format such as CD or DVD via a beam of radiation by first variations of the radiation. The record carrier has a recordable... Agent: Philips Intellectual Property & Standards

20080259762 - Optical information recording medium: An optical information recording medium includes a substrate having a through-hole provided at the central portion thereof and a guiding groove provided on a surface at the light-incident side; a reflective layer provided on the surface of the substrate having the guiding groove; a recording layer provided on the reflective... Agent: Knobbe Martens Olson & Bear LLP

20080259763 - Apparatus and method to determine an optimal power level to encode information holographically: A method is disclosed to determine an optimal power level to encode information holographically. The method sets (N) evaluation power levels, displays an evaluation image on a spatial light modulator. For each value of (i), the method energizes a light source using the (i)th power level, generates the (i)th reference... Agent: Dale F. Regelman Quarles & Brady, LLP

20080259764 - Arranging and destaging data to holographic storage: Data for storage by holographic data storage is arranged in an intermediate data storage as data segments which are replicas of holographic storage segments. Files of data are aggregated into the data segments, and a destaging control determines the destaging of the data segments to the holographic data storage in... Agent: John H. Holcombe IBM Corporation,IPLaw Dept.

20080259765 - Arranging and destaging data to holographic storage: Data for storage by holographic data storage is arranged in an intermediate data storage as data segments which are replicas of holographic storage segments. Files of data are aggregated into the data segments, and a destaging control determines the destaging of the data segments to the holographic data storage in... Agent: John H. Holcombe IBM Corporation,IPLaw Dept.

20080259766 - Optical pickup actuator and optical scanning device: An optical pickup actuator for low building height includes a suspended lensholder (101) with a lenssystem (102), focusing (106a, 106b, 106c 106d) and tracking coils (109) and magnets (107a, 107b, 107c) for cooperation with the focusing and tracking coils. The focusing and tracking coils may be arranged for tilting the... Agent: Philips Intellectual Property & Standards

20080259767 - Objective optical element and optical pickup apparatus: An objective optical element of an optical pickup apparatus has a magnification m1 satisfying the following formula for a light flux of the wavelength λ1: − 1/7≦m1≦− 1/25 and |m1|<|M1, where M1 is an optical system magnification from the first light source to the first optical information recording medium for... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080259768 - Optical pickup apparatus: There is provided an optical pickup apparatus in which the assembling workability such as chucking of an LD holder by an adjusting jig and spreading of adhesive can be improved. In the optical pickup apparatus, multiple fitting portions (boss portions) 1d formed on one of a side wall surface 1a... Agent: Bacon & Thomas, PLLC

20080259769 - Method for improving the playability of non-ideal optical carriers: The present invention relates to a method for improving the playability of non-ideal optical disks. Initially, an asymmetry (AsI) of the optical carrier is determined. If the asymmetry is above a pre-defined first threshold then a step of decreasing an upper cut-off frequency (HPF) to a first cut-off frequency (HPF1)... Agent: Philips Intellectual Property & Standards

20080259774 - Objective lens driving device and optical disc apparatus: Both of two permanent magnets which are arranged in an objective lens driving device are multipole magnetized magnets having rectangular parallelepiped shapes. The two permanent magnets have inverse N-S polarity at a part of surfaces which face each other. Focusing coils and tracking coils which are set up on a... Agent: Morgan Lewis & Bockius LLP

20080259775 - Objective lens for optical pick-up: t

20080259772 - Optical disc reproducing apparatus: An objective lens is raised from below upwards with a DVD laser diode turned on and levels of detection signals A, B, C, and D from a four segment photodetector are acquired and stored in a RAM. A ratio (A+D)/(B+C) in a direction of the X-axis is then calculated. When... Agent: Morgan Lewis & Bockius LLP

20080259773 - Optical element and optical pickup device: An objective lens causes birefringence, which causes wave aberration in outgoing light from the objective lens. A coated objective lens has a dielectric multilayer film that can reduce astigmatism component of the wave aberration to 5 mλ rms or smaller when 10 mλ rms or larger astigmatism component of wave... Agent: Brinks Hofer Gilson & Lione

20080259770 - Optical pick-up for use in a multi-disc optical player and method for correcting optical aberrations in such an optical pick-up unit: The present invention concerns to an optical pick-up unit for use in a multi-disc system, for scanning a first type of record carriers and at least a second type of record carriers, the second type of record carriers having an information density different from an information density of the first... Agent: Bainwood Huang & Associates LLC

20080259771 - Optical pickup device: An optical pickup device comprises a lens holder to hold an objective lens for irradiating a laser beam onto an optical disc; outer and inner circumferential side wires fixed at one ends thereof to outer and inner circumferential sides of the lens holder and extending substantially in parallel to the... Agent: Crowell & Moring LLP Intellectual Property Group

20080259776 - Optical disc recording and reproducing apparatus: An optical pickup has a photo detector which is divided into first, second, third and fourth quadrants, receives a laser beam reflected from an optical disc via an objective lens, and outputs first, second, third and fourth detection signals from the respective quadrants. A system controller controls a memory to... Agent: Morgan Lewis & Bockius LLP

20080259777 - Optical pickup device and optical disc device: An optical pickup device 11 according to the present invention includes: a light source 1 that emits a light beam; a condensing element 5 for condensing the light beam toward an information storage medium 14; and a protruding member 101, which comes closer to the information storage medium 14 than... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080259778 - Process for intentional deterioration of the contents of an optical recording medium: The invention relates to the field of optical information recording. In order to prevent abusive or fraudulent use of storage media, the invention provides a process for intentional degradation of information by application of a laser power below the normal power for reading information recorded in super-resolution on the media.... Agent: Lowe Hauptman & Berner, LLP

20080259779 - Probe head with narrow read element: An apparatus includes a storage medium, and a transducer positioned adjacent to the storage medium, wherein the transducer includes a first electrode and a second electrode, with the width of the first electrode being less than the width of the second electrode. A method including: applying a first voltage to... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP

20080259780 - Optical information storage medium having a transition area: An optical information storage medium includes a plurality of areas and at least one transition area. Each transition area is located between two adjacent areas. The transition area allows data to be smoothly reproduced from the optical information storage medium at a low error generation rate. Also, since the optical... Agent: Stein, Mcewen & Bui, LLP

20080259781 - Disk recording medium, disk drive apparatus, reproducing method, and disk manufacturing method: A recording and reproducing area and a reproduction-only area are formed by wobbling a groove formed in a spiral fashion to form a track to be tracked on a disk. The recording and reproducing area has address information recorded by wobbling of the groove and information recorded and reproduced by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080259782 - 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 layer and a... Agent: Nath & Associates

20080259783 - Information processing device, access device, recording medium, information processing method, and information processing program: An information processing device (225) is a device for processing specific information recorded to a recording medium (100), and has a characteristic identification unit (204) and a processing unit (226). The characteristic identification unit (204) identifies the reflection characteristic of the recording medium (100). The processing unit (226) processes the... Agent: Wenderoth, Lind & Ponack L.L.P.

20080253237 - Methods and apparatus for automatic information retrieval through internet and providing the feedback to service providers: Apparatuses and methods for automatically downloading Information through Internet and providing the feedback to service provider are disclosed. The apparatus can contain an adaptor device and a portable device, can automatically download the online content, such as audio, video, etc, from the internet. The apparatus can also upload the voice... Agent: Venture Pacific Law, PC

20080253238 - Optical disc device and reproduction method: Due to the axial runout of an optical disc, a frequency of a high-frequency current to be superimposed onto a DC current could not be maintained. In order to solve the problem described above, a drive signal is generated by superimposing a high-frequency signal onto a DC current, the drive... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080253239 - Optical pickup and method for manufacturing the same: To increase the speed of operations and improve vibration properties by rotating holders to wind coils in objective lens driving means of an optical pickup. In an optical pickup wherein a tracking coil and two focusing coils are wound on the same surface of a coil holder, the coil holder... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080253240 - Method and system for calibrating recording track offset of optical storage device: A method for calibrating a recording track offset of an optical storage device accessing an optical storage medium of a land and groove recording/reproduction type includes: setting at least one control parameter of a track offset control loop of the optical storage device to drive the track offset control loop... Agent: North America Intellectual Property Corporation

20080253241 - Optical pickup: An optical pickup includes an objective lens for focusing a light beam onto an optical disc surface, a bobbin for supporting the objective lens, the bobbin having a first side face and a second side face on the opposite side of the bobbin with respect to the first side face,... Agent: Renner Kenner Greive Bobak Taylor & Weber

20080253243 - Controlling an optical disc drive: The invention provides an optical disc drive and a method for controlling a moving part, e.g. a disc tray or an optical pick-up unit, of such an optical disc drive. The method comprises, upon a start-up command being received, reading a reliability register, e.g. one bit, indicating whether stored data... Agent: Philips Intellectual Property & Standards

20080253242 - Information recording medium, recording method of information recording medium, and information recording and reproducing device: A information recording medium includes a data area and a system area. In the data area, a user data is recorded. In the system area, management information for managing a recording status of the data area is recorded. The management information recorded in the system area includes recording mode information... Agent: Mcginn Intellectual Property Law Group, PLLC

20080253245 - Optical disc recording apparatus: A DSP (digital signal processor) of a DVD recorder has a pulse type setting section that sets the type of write pulse, a reference power setting section that sets a reference power that is a reference value of the drive power of the write pulse, a pulse type checking section... Agent: Morgan Lewis & Bockius LLP

20080253244 - Quick access to disc management information: The invention relates to a method and a recording device for easy and quick access to record carrier management information stored on the record carrier itself. The invention further relates to a record carrier for use in such a method and recording device.... Agent: Philips Intellectual Property & Standards

20080253246 - Method for controlling ball auto-balance system of optical disk drive: A method for controlling a ball auto-balancing system of an optical disk drive is provided. A rotational member is fixed on a rotating axis of an optical disk drive and rotates synchronously therewith. A spindle motor drives the rotational member to accelerate and decelerate within the rotating speed range at... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20080253247 - Optical disc: An optical disc apparatus includes a pause circuit for pausing data encoders upon receiving a pause signal so that a write operation may be paused without writing dummy data, thereby maintaining data succession. The optical disc apparatus also includes a circuit for accurately determining a write start location by referring... Agent: Dickstein Shapiro LLP

20080253248 - System and method for calibrating recording track offset of optical storage device: A system and method for calibrating a recording track offset of an optical storage device accessing an optical storage medium of land/groove type. The system includes: a tracking servo loop arranged to control tracking operations of an optical head of the optical storage device; a track offset control loop arranged... Agent: North America Intellectual Property Corporation

20080253249 - Optical disc: An optical disc includes a read-only area having a first wobble, which is a data wobble formed in the read-only area for only reading, a readable/writable area having a second wobble, which is different from the data wobble, and a connection area between the read-only area and the readable/writable area... Agent: Staas & Halsey LLP

20080253250 - Optical disc: An optical disc includes a read-only area having a first wobble, which is a data wobble formed in the read-only area for only reading, a readable/writable area having a second wobble, which is different from the data wobble, and a connection area between the read-only area and the readable/writable area... Agent: Staas & Halsey LLP

20080253251 - Position detection device, position detection method, position detection control device, position detection control method, position detection control program, access authentication device, access authentication method, access authentication control devic:

20080253252 - Recording method: A data storage medium is provided on which data is to be recorded by modulating the data to generate a plurality of recording modulation codes and irradiating a pulse-like light beam to the data storage medium, so that a plurality of recording marks and spaces which have lengths corresponding to... Agent: Panitch Schwarze Belisario & Nadel LLP

20080253253 - Information recording apparatus that can achieve uniform signal characteristics and overwriting characteristics over an entire surface of an optical disk medium: In an information recording method and apparatus, when performing recording by using multiple pulses defined by erase powers Pe1 and Pe2 for forming a space part between mark parts, the set values of the erase powers Pe1 and Pe2 are updated at predetermined intervals in accordance with a recording linear... Agent: Dickstein Shapiro LLP

20080253254 - Optical disc player: An optical disk player includes: an installation judgment part judging whether or not a USB memory has been installed; a stored information judgment part, when the installation judgment part judges that the USB memory has been installed, judging whether or not the USB memory stores reproducible information; and a reproduction... Agent: Morgan Lewis & Bockius LLP

20080253255 - Magnetic recording medium and production method thereof: The magnetic recording medium of the present invention has a pattern formed using a pattern-forming agent in a laminate of multiple layers including a base material and a magnetic recoding layer, wherein the pattern is recognized on the surface of the laminate opposite to the base material, and the pattern-forming... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080253256 - Apparatus for writing data and redundancy data on a storage medium: Apparatus for writing data and redundancy data on a storage medium, the storage medium having a defined geometrical structure, the apparatus has a writer for writing data and redundancy data onto the storage medium such that a geometrical distance between the data and the redundancy data is larger than a... Agent: Glenn Patent Group

20080253257 - Phase-conjugate read-out in a holographic data storage: The invention relates to a holographic data storage medium (4) in which there are sections (20) which are used for data storage and sections (21) which are not. A diffractive structure (30a, 30b) is provided in respect of one or more of the unused sections (21), possibly at each of... Agent: Philips Intellectual Property & Standards

20080253258 - Information recording medium and method of reading information from information recording medium, and image detection apparatus: In an information recording medium according to the present invention, in which an information recording medium has diffraction grating cells arranged therein, a plurality of types of the diffraction grating cells make up one information recording area. At least one type of the diffraction grating cells included in the diffraction... Agent: Staas & Halsey LLP

20080253259 - Optical device with wavefront modifier: An optical device comprises a wavefront modifier for introducing a wavefront modification in a radiation beam. The wavefront modifier comprises a first optical element (110) and a second optical element (111). The two optical elements are arranged in such a way that a suitable alternative movement of the first optical... Agent: Philips Intellectual Property & Standards

20080253261 - Optical pickup having aberration correction: An optical pick-up unit is suitable for scanning a first type of record carrier having a first information density and at least a second type of record carrier, the second type of record carrier having a second information density different from the first information density. The optical pick-up unit comprises... Agent: Bainwood Huang & Associates LLC

20080253260 - Photodetection device and optical disk device: A photodetection device is provided with a photoelectric converter portion that converts light to electric current, an electrical current/voltage converter portion, including a feedback circuit that returns at least part of the output to the input side, that converts the electrical current received from the photoelectric converter portion to a... Agent: Sonnenschein Nath & Rosenthal LLP

20080253262 - Multi layer variable refractive index unit: A variable refractive index unit (140) includes an optical axis and a first layer (144a, 146a, 146a′ of controllably variable refractive index extending in a first predetermined configuration in a first plane transverse the optical axis. A second, different layer (144b, 146b, 146b′ of controllably variable refractive index extends in... Agent: Philips Intellectual Property & Standards

20080253263 - Optical head device and diffractive element, optical information apparatus, computer, disc player, car navigation system, optical disc recorder, and vehicle: In an optical head device responding to optical disc of different track pitches, an effect of both obtaining the tracking error signal by the optimum DPP method using a single diffractive element and suppressing the lowering amount in the amplitude of the tracking error signal in a state the object... Agent: Wenderoth, Lind & Ponack L.L.P.

20080253264 - Optical pickup device and optical disk apparatus: An optical pickup device according to an aspect of the present invention includes a rotary mechanism which rotates a half-wave plate in mechanical conjunction with drive of first and second collimator lenses. The rotary mechanism locates the half-wave plate at a first rotational position when the first collimator lens is... Agent: Ditthavong Mori & Steiner, P.C.

20080253265 - Optical head apparatus: The present invention provides an optical head apparatus having: a light source emitting a linearly-polarized light; an objective lens focusing a light source light emitted from the light source on an optical recording medium; a light detector receiving a return light generated by reflecting the light source light by the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080253266 - Optical pickup device and optical disk apparatus: Optical characteristics of laser beams guided to first and second objective lenses are adjusted by integrally driving first and second lens elements. The first and second lens elements are disposed such that the second lens element is located at a position shifted in an optical axis direction of the laser... Agent: Ditthavong Mori & Steiner, P.C.

20080253267 - Optical head device and optical disk apparatus: An optical head device 201 includes a light source 1, an objective lens group 13, a two-dimensional actuator 15, spherical aberration adding means 9, 10, and 16, a hologram element 17 for splitting the light beam from the optical disk 14 into a plurality of split light beams, and a... Agent: Birch Stewart Kolasch & Birch

20080253268 - Method and system for recording data by a plurality of laser beams on an optical disc: The invention relates to a method and system for recording data by a plurality of laser beams (A, B) on an optical disc, said optical disc comprising segments which (1-51) are each identified by a synchronization pattern, said plurality of laser beams comprising at least a first laser beam (A)... Agent: Philips Intellectual Property & Standards

20080253269 - Positioning system mounted on probe memory device and positioning method thereof: A probe memory device carries out positioning with the use of a servo pattern provided in a servo area on a recording medium, and the recording medium and a probe head section are reciprocatingly moved (scan-moved) by vibration at a specific frequency in a one-axis direction. At this time, based... Agent: Amin, Turocy & Calvin, LLP

20080253270 - Optical data disc with multiple booting points: A booting procedure can take a long time and typically starts from a lead-in on a main data layer of an optical data disc. A Portable-Blue (PB) disc of the invention, a dual boot disc, includes a second data layer from which application specific optical drives can boot directly. The... Agent: Philips Intellectual Property & Standards

20080253271 - Optical disk and method or producing optical disk: An optical disk is disclosed. The optical disk includes a substrate having lands and pits arranged and formed along a recording track so that data are recorded; a reflective film deposited on the substrate; and a protective layer formed on the reflective film, where an edge of the pits in... Agent: Sonnenschein Nath & Rosenthal LLP

20080253272 - Rewritable optical data storage medium and use of such a medium: A description is given of a phase-change optical data storage medium (20 having a recording stack (2) with a recording layer (6) and a metal reflective layer (3) comprising at least one transparent layer (4, 8) of the material indium tin oxide (ITO). Use of an ITO layer (4, 8)... Agent: Philips Intellectual Property & Standards

20080253273 - Computer program product for controlling an apparatus for accessing dual-path optical recording media: A dual-path optical recording medium and an apparatus for accessing such are disclosed. The dual-path optical recording medium includes a substrate, an intermediate recording layer, a holographic recording layer and a dichronic mirror layer. The intermediate recording layer is a rewritable data storage layer with a relatively low storage capacity.... Agent: Ingrassia Fisher & Lorenz, P.C. (ibm)

20080253274 - Optical information recording medium and recording method thereof: [MEANS FOR SOLVING PROBLEMS] Instead of the recording based on the optical phase difference obtained by a change Δn of the refraction index n of the pigment as in the conventional method, a pigment capable of performing recording based on the change ?k of the attenuation coefficient k has been... Agent: Birch Stewart Kolasch & Birch

20080247279 - External load port magazine and storage system and method of using same: An external load port magazine for use with a storage unit includes a casing detachably mountable on an exterior of the storage unit and defining therein a space for holding at least one item to be loaded into the storage unit. An opening is formed in the casing for enabling... Agent: Hewlett Packard Company

20080247280 - Optical drive with constant radial bandwidth: The invention relates to an optical drive for e.g. CD, DVD, HD-DVD or BD disks. A radial servomechanism controls the radial position of a laser beam in response to a push pull signal (PP). The radial servomechanism has an amplifier (VGA, 55) with a variable gain (G). The drive contains... Agent: Philips Intellectual Property & Standards

20080247281 - Data recording device, data recording method, and computer program: It is possible to manage an empty region in a disc partition while satisfying an inhibit matter of the ROM standard not recording a space bit map describer (SBD). The SBD is recorded upon disc initialization and additional recording into the partition is performed by using the SBD regardless of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080247283 - Apparatus for assigning spare areas for defect management and apparatus for handling fragmented ecc blocks: A recording medium having a spare area for defect management, and a method and apparatus for allocating and assigning the spare area. A plurality of zones are formed as one group without prescribing the relationship between a zone and a group. Spare areas include a spare area for slipping replacement... Agent: Stein, Mcewen & Bui, LLP

20080247282 - Method of data protection: A method of data protection is used in a data processing system having a storage device. According to the method, when the data processing system reads a damaged storage block in the storage device, it finds the surrounding storage blocks of the damaged block and determines in sequence whether any... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080247284 - Recording apparatus for optical disk drive: A recording method for an optical disk drive is implemented as follows. First, at least one of the level of the focusing error signal, the level of the tracking error signal, a wobble synchronization pattern loss, the error rate of demodulating a wobble signal, the frequency of buffer under-run occurrence,... Agent: Connolly Bove Lodge & Hutz LLP

20080247285 - 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 layers. The first disc information area is provided in a first... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080247287 - Disc tilt detecting device: The invention relates to a device (201) for scanning an optical disc (202), such as a CD or DVD, the device (201) comprising a radial error detection unit (210) for determining a radial tracking error signal (e.g. a RPP or DTD-signal) while moving radially across a pattern (203) of substandially... Agent: Philips Intellectual Property & Standards

20080247288 - Optical disk drive and tracking error detection method for an optical disk drive: The present invention relates to a tracking error detection method for an optical storage system wherein an optical disk comprises a plurality of adjacent track portions with a radial track pattern in which a number n>2 of adjacent track portions repeatedly exhibit non-uniform radial track distances (TP1≠TP2 . . .... Agent: Philips Intellectual Property & Standards

20080247286 - Apparatus and method for producing optical recording medium, optical recording medium, apparatus and method for reproduction and apparatus and method for recording: An optical recording medium having a plural number of recording layers includes a n-th recording layer (23) (n≧1), made up by a substrate (20) and a semi-reflective layer (21) carried by the substrate (20) and adapted for partially reflecting and partially transmitting the incident light, a (n+1)th recording layer (28),... Agent: Frommer Lawrence & Haug

20080247289 - Copy protection of optical discs: The more effective is the copy protection provided on a DVD, the greater is the likelihood that the copy protection will adversely interfere with legitimate uses of the disc. In a disc where the content is arranged in physical sectors, it is now proposed to provide subversive regions on the... Agent: Patent Department Macrovision Corporation

20080247290 - Optical disc drive, optical storage medium, optical storage medium inspection apparatus, and optical storage medium inspection method: This optical disc drive has an optical pickup head that emits a light beam to an optical storage medium, detects the light beam reflected from the optical storage medium, and outputs a signal based on the received reflected light; a jitter measuring unit for measuring jitter in signals output from... Agent: Wenderoth, Lind & Ponack L.L.P.

20080247291 - Optical disc type determining method and optical disc device: Whether an optical disc is a first optical disc or not is determined with reference to at least one of first and second focus error signal amplitude values. Then, if a sum value of the addition of a first focus balance signal value (CD-FBAL signal value) to a second focus... Agent: Nath & Associates

20080247292 - Method and apparatus for writing data on a storage medium: A data recording method according to the present invention is a method for recording data as edge position information, including marks and spaces of multiple different lengths, on a storage medium by irradiating the storage medium with a pulsed energy beam. The method includes the steps of: (A) generating a... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080247293 - Method and apparatus for writing data on a storage medium: A data recording method according to the present invention is a method for recording data as edge position information, including marks and spaces of multiple different lengths, on a storage medium by irradiating the storage medium with a pulsed energy beam. The method includes the steps of: (A) generating a... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080247294 - Data reading method: A data reading method used in a reading device for reading a holographic storage medium is provided. The holographic storage medium has several data areas. Each data area has several data pages, and each data page forms a data image that has at least one reserved block pattern on the... Agent: Bacon & Thomas, PLLC

20080247295 - First-side dual-layer optical data storage disk and method of manufacturing the same: An optical data storage disk includes a central substrate and on each side of the substrate a pair of metal/alloy recording layers separated by a transparent layer.... Agent: Macpherson Kwok Chen & Heid LLP

20080247296 - Optical storage disk and system comprising a disk with non-uniformly spaced tracks: The present invention relates to an optical storage disk for both read-only and (re-)writable applications comprising a plurality of adjacent track portions with a radial track pattern in which a number of n≧2 adjacent track portions repeatedly exhibit non-uniform radial track distances TP1≠TP2 . . . ≠TPn. The present invention... Agent: Philips Intellectual Property & Standards

20080247297 - Optical pickup: An optical pickup includes: a slide base, having: a first surface; and a second surface; a first substrate fixed to the first surface; a standing frame disposed on the second surface; a second substrate facing the standing frame; a laser diode operable to emit a laser beam to the disk... Agent: Morgan Lewis & Bockius LLP

20080247298 - Optical system, optical pickup apparatus, and optical disk apparatus: The present invention discloses an optical system for extracting signal light components from a beam including the signal light components and stray light components. The optical system includes a condensing optical element situated on an optical path of the beam for condensing the beam, a polarization changing unit for changing... Agent: Dickstein Shapiro LLP

20080247299 - Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus: A recording medium comprising a recording area, the recording area includes a first area and a second area, the first area includes a frame area, the frame area includes an area in which a second synchronization code sequence and at least a portion of data are to be recorded, and... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080247300 - Storage device and method for scanning a storage medium: A storage device and a method for scanning a storage medium. A storage medium for storing data in the form of marks is scanned by an array of probes for mark detecting purposes in a scanning mode. The storage medium has fields with each field to be scanned by an... Agent: Cantor Colburn, LLP - IBM Arc Division

20080247301 - Information recording medium, information recording apparatus and information recording method: The present invention is configured that specific information used for determining whether or not to create a folder with a name generated in accordance with a given rule has been previously written to an information recording medium, and that an information recording apparatus reads the specific information from the information... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080247302 - Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus: A recording medium comprising a recording area, the recording area includes a first area and a second area, the first area includes a frame area, the frame area includes an area in which a second synchronization code sequence and at least a portion of data are to be recorded, and... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080247303 - 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 layers. The first disc information area is provided in a first... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080247304 - Information recording medium:

20080247305 - Optical information recording medium, optical information recording method, and optical information recording apparatus: An information recording medium according to the present invention includes a plurality of recording layers, and a test area for determining a recording power of a laser light for each of the plurality of recording layers, in which a first test area of a first layer and a second test... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080239885 - Magnetic head for a magneto-optical device and magneto-optical device: A magnetic head for a magneto-optical device comprises a plurality of substantially parallel planar layers, including at least one layer comprising a coil formed by a plurality of turns an electrically conductive winding, the turns lying substantially in a plane defined by the layer and the winding being substantially centered... Agent: Philips Intellectual Property & Standards

20080239886 - Apparatus, method and computer program for processing information: An information processing apparatus for recording data onto a recording medium, includes an access controller for outputting, to a medium-specific controller, record data input from an application and directed to the recording medium. The access controller performs a read-modify-write (RMW) operation by verifying whether one of a record start position... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080239887 - Jukebox with associated video server: In certain example embodiments, jukebox systems that have associated video servers for displaying video content on one or more displays or groups of displays external to the jukebox and/or directly on the jukebox are provided. Such video servers may effectively off-load at least some of the video processing load from... Agent: Nixon & Vanderhye, PC

20080239888 - Music data providing system: Creation of a music selection list is performed by a client terminal such as a personal computer, and music data specified by the music selection list is utilized by an electronic music instrument. The user can receive music data providing service based on a user's own music selection list even... Agent: Morrison & Foerster, LLP

20080239889 - Demodulation circuit and optical disk drive: A demodulation circuit accurately demodulates a wobble signal of an optical disk without being affected by a phase shift induced by crosstalk. An A-D converter subjects wobble signal reproduced from an optical disk to A-D conversion and feeds a result of conversion to a zero-crossing detection circuit. The zero-crossing detection... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20080239890 - Optical information recording and reproducing apparatus: A photodetector detects returning light that returns from a bottom surface of a solid immersion lens (SIL) for detecting a gap and a tilt between an optical recording medium and the SIL. The photodetector has a first section and a second section along a direction in which the returning light... Agent: Fitzpatrick Cella Harper & Scinto

20080239891 - Apparatus for reproducing signal from multi-layered optical disk: An optical pickup apparatus for shining light on an optical disk having two recording layers and for detecting reflected light from the optical disk includes a light source, an optical system situated on a path of a light beam returning from the optical disk inclusive of light reflected by a... Agent: Dickstein Shapiro LLP

20080239892 - Method and system for recording data on an optical disc by a plurality of laser beams: The invention relates to a system and method of recording data on an optical disc by a plurality of laser beams positioned along inner tracks to outer tracks of said optical disc, said optical disc comprising segments each being identified by a start of segment, said method comprising the steps... Agent: Philips Intellectual Property & Standards

20080239893 - Optical disc apparatus: An optical disc apparatus capable of conducting seek processing stably. If an angle is given to an objective lens in a radial direction by using an actuator at the time of seek processing, then it is possible to correct deviation between an amplitude center of a tracking error signal obtained... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080239894 - Tracking control method for reading/writing optical disk: In a tracking control method for use in an optical disk drive to read/write an optical disk, an open-loop tracking control operation of the optical disk drive is first performed according to an input tracking error signal and a predetermined periodical offset to generate a dynamic offset. Afterwards, a closed-loop... Agent: Wpat, PC

20080239895 - Multi-layered information recording medium, recording apparatus, and recording method: A multi-layered information recording medium including a plurality of recording layers, the multi-layered information recording medium comprising: a user data area for recording user data; and a plurality of spare areas including at least one replacement region, wherein when the user data area includes at least one defect region, the... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080239896 - Generation method of clock signal of patterned medium, patterned medium and storage device: A clock generation method detects from servo signals a degree of decentering of a patterned medium having recording pits arranged in a circular pattern and changes a clock frequency for recording/reproduction based on the detected degree of decentering.... Agent: Greer, Burns & Crain

20080239897 - Optical reader/writer with dedicated focus tracking beam: The present invention relates to an optical reader/writer for a two dimensional storage disc, comprising means (21, 22, 23, 14, 16, 15) for generating a plurality of laser beams and projecting said beams onto a rotating disc, means (24, 25, 26) for detecting the beams after being diffracted by the... Agent: Philips Intellectual Property & Standards

20080239898 - Calibration of relative laser intensities in an optical storage system: In conventional one-dimensional optical storage systems, the data is arranged in a linear fashion, and the format is read out by a single spot. A two-dimensional encoded disc is different, because the data is arranged in a two-dimensional manner (bits are on a bit lattice) and the data is read... Agent: Philips Intellectual Property & Standards

20080239900 - Optical disc reproducing apparatus: A DSP of a disc player includes a record signal obtaining portion for obtaining an all sum signal that is a total sum of electric signals corresponding to all reflection light obtained by an optical pickup by projecting a laser beam from an LD for BD to a reproduction data... Agent: Morgan Lewis & Bockius LLP

20080239899 - Optical disk drive: An optical disk drive sets optimum recording power responsive to recording linear speed. When data are recorded in an optical disk, data are managed for each recording unit block (RUB). An APC area is provided at the top of RUBs, and OPC is performed by use of the APC area,... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20080239901 - Disk drive device and data rewrite method thereof: Embodiments of the present invention help to reduce the occurrence of read hard errors in a hard disk drive (HDD). According to one embodiment, a HDD rewrites data on all data tracks of a block M when the number of write operations to the block consisting of continuous plural data... Agent: Townsend And Townsend And Crew LLP

20080239905 - Focusing-error detecting device and holographic data-recording/reproducing apparatus having the device: In a device for detecting a focus error in controlling a position in an optical axis, a laser beam is split into first and second beam components, and one of the first and second beam components is diverged or converged. Then, the first and second beam components are superposed on... Agent: Amin, Turocy & Calvin, LLP

20080239902 - Information recording apparatus and information recording method: According to one embodiment, an information recording apparatus comprises a recording unit which records information in blocks in a rewritable medium, a buffer which stores recording information of blocks while performing update, and stops the update of information when the write error is detected, an identifying unit configured to play... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080239906 - Magnetic recording media, method for servowriting on same, and hard disk drive: Embodiments of the present invention provide a servo write medium, method and device for writing servo information by self servo write on the servo region formed from a flat section of the discrete track medium. The recording or write device yields the same servo characteristics as magnetic servo writing, is... Agent: Townsend And Townsend And Crew LLP

20080239904 - Method and apparatus for inspecting a surface of a specimen: Inspection with respect to a defect on a surface of a substrate with an inherent or partial wave-like distortion is performed with high accuracy in consideration with the fluctuation caused by the wave-like distortion detected by the defect in excess of the signal level. The substrate is diagonally illuminated while... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080239908 - Method of detecting optical disk error information: A method of detecting optical disc error information on an optical disc, for applying in an optical disc drive, the method comprising: first, detecting whether the optical disc is blank, if not, perform the following: checking whether a seek error occurred, if yes, recording a seek error mark; while reading... Agent: Bacon & Thomas, PLLC

20080239903 - Optical recording medium recording and reproducing apparatus and tracking control method: A tracking control is performed based on a first tracking error signal obtained from a first light beam reflected on an optical recording medium and a second tracking error signal obtained from a second light beam reflected on the optical recording medium. The first tracking error signal is corrected when... Agent: Amin, Turocy & Calvin, LLP

20080239907 - 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... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080239909 - Recorder/reproducer and content data protection system: The recorder/reproducer (101), when moving a first content data, writes a second content data, which is obtained by re-coding the first content data recorded in a first recording medium, into a second recording medium instead of the first content data, writes one or more first partial information extracted from the... Agent: Wenderoth, Lind & Ponack L.L.P.

20080239910 - Recording medium type discrimination apparatus, recording apparatus, and discrimination method: According to the present invention, light is emitted by a light source at different emission intensities, and sensor output values are compared with threshold values at the individual emission intensities, so that the types of recording media having various reflection characteristics can be correctly determined.... Agent: Fitzpatrick Cella Harper & Scinto

20080239911 - Parameter variation before closing radial control loop: The invention relates to a method of optimizing an optical drive system 101 capable of recording and/or reproducing data to and from an optical carrier 102, such as the high number of different types present e.g. a CD, DVD-SL, DVD-DL, HD-DVD or BD carrier More specifically, the invention relates to... Agent: Philips Intellectual Property & Standards

20080239912 - 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... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080239913 - Adaptive writing method for high-density optical recording apparatus and circuit thereof: An adaptive writing method of a high-density optical recording apparatus and a circuit thereof. The circuit includes a discriminator for discriminating a magnitude of a present mark of input NRZI data and magnitudes of leading and/or trailing spaces of the input NRZI data, a generator for controlling the waveform of... Agent: Stein, Mcewen & Bui, LLP

20080239915 - Adaptive writing method for high-density optical recording apparatus and circuit thereof: An adaptive writing method of a high-density optical recording apparatus and a circuit thereof. The circuit includes a discriminator for discriminating a magnitude of a present mark of input NRZI data and magnitudes of leading and/or trailing spaces of the input NRZI data, a generator for controlling the waveform of... Agent: Stein, Mcewen & Bui, LLP

20080239914 - Data restoring method and holographic data recording and/or reproducing apparatus: A method for to restore quantization data to binary data in a system for recording and/or reproducing the binary data includes selecting a selection region predicted to include an alignment mark from the quantization data, determining a location of the alignment mark within the selection region; and converting the quantization... Agent: Stein, Mcewen & Bui, LLP

20080239916 - Method and apparatus for writing data on a storage medium: A data recording method according to the present invention is a method for recording data as edge position information, including marks and spaces of multiple different lengths, on a storage medium by irradiating the storage medium with a pulsed energy beam. The method includes the steps of: (A) generating a... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20080239917 - Audio data output apparatus and audio data output method: According to one embodiment, a preset amount of padding data is added while a block number corresponding to a detecting period of sync information which becomes shorter is used as a packing unit when the detecting period of the sync information becomes shorter than an original period, and a block... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080239918 - Device and method for recording information enabling reduced response time of a recording device: A method and device for recording multiple information volumes on a record carrier, usually called multi-session recording, has a mapping unit (31) for opening a session by recording intro data including a first buffer zone at the beginning of the start zone of the volume, and a session control block... Agent: Philips Intellectual Property & Standards

20080239919 - Disc medium and disc device using the same: A multi-layer disc medium includes two or more reproducing or recording and reproducing layers. One or more layers have a layer information area portion formed by at least a part of a circular path extending circumferentially of the layer. The circular paths have a center coincident with a center axis... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080239920 - Wireless transmission of temperature data: An identification input device and a temperature detector that detects body temperature data. The identification input device may be an optical touch pen. The infrared touch pen may be affixed to the temperature detector using a hook and connector or a snap fit connector. In use, the temperature detector computes... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20080239923 - Hologram recorder and hologram recording method: A hologram recorder includes a light source for emitting a laser beam, a polarizing beam splitter for splitting the laser beam into a recording beam and a reference beam in accordance with a state of polarization, and a rotary polarizer located between the light source and the polarizing beam splitter.... Agent: Greer, Burns & Crain

20080239922 - Optical disc apparatus, information recording method, and information reproduction method: An optical disc apparatus that records recording marks in a plurality of mark layers by irradiating predetermined light onto a disc-like volume type recording medium on the basis of information to be recorded is disclosed. The apparatus includes: a first focus position adjusting means for adjusting the position of a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080239921 - Optical information recording medium, optical information recording and reproducing apparatus, and position control method: An optical information recording medium includes a recording layer in which information can be recorded as a hologram by using a phenomenon of interference between an information light beam and a reference light beam. The recording layer is sandwiched between substrates. A thin film layer that is laminated on the... Agent: Amin, Turocy & Calvin, LLP

20080239925 - Compact switchable optical unit: A switchable optical unit, capable of controlling a beam of radiation (b) passing through an optically active portion (8) of the unit, comprises a fluid chamber (10) including an electrically conductive liquid (18), which chamber comprises a pair of first electrodes (20,22) fixed to the chamber inner walls (12,14) at... Agent: Philips Intellectual Property & Standards

20080239926 - Optical compensator, optical element, optical scanning head an optical scanning device: An optical compensator for use in an optical scanning device for scanning a first optical record carrier (3′) having an information layer (2′) at a first information layer depth d and a second optical record carrier (3″) having an information layer (2″) at a second, different information layer depth d2.... Agent: Philips Intellectual Property & Standards

20080239924 - Optical disc apparatus and method for reproducing information: An optical disc apparatus reproducing information on the basis of a standing wave recorded on a disc-like volume type recording medium is disclosed. The apparatus includes: first focus position adjusting means for adjusting the position of a focus on which a first light beam focuses inside a recording layer inside... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080239927 - Optical head device: An optical head device may include a polarization conversion element disposed on a common optical path for guiding a first and a second laser beams to a common objective lens for converting the first and the second laser beams to a circularly polarized light from a linearly polarized light, and... Agent: Cantor Colburn, LLP

20080239928 - Optical pickup: An objective lens corresponding to a BD beam light, and an objective lens corresponding to a DVD/CD beam light are arranged parallel to an optical disc. One rising mirror is arranged in a tilted manner on a side opposite to the optical disc of the objective lenses. A first film... Agent: Osha Liang L.L.P.

20080239929 - Optical head device: An optical head device may include a first laser light source, a second laser light source, a first parallel-plate type beam splitter for guiding a first and a second laser beams to a common objective lens, a second parallel-plate type beam splitter for guiding the second laser beam to the... Agent: Cantor Colburn, LLP

20080239932 - Information recording and reproducing apparatus: A nonvolatile information recording and reproducing device exhibits low power consumption and high thermal stability. The information recording and reproducing apparatus according to an aspect of the present invention includes a recording layer and a unit for recording information by applying a voltage to the recording layer to generate a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080239931 - Recording and reproducing apparatus provided with probe memory: A recording and reproducing apparatus supports a recording medium swingably in at least two axis directions by a support section formed in a shape having elasticity. When an access can be made to a memory, the recording medium is constantly and reciprocatingly moved in a direction along data row. Thus,... Agent: Amin, Turocy & Calvin, LLP

20080239930 - Spin fet, magnetoresistive element and spin memory: A spin FET includes a first ferromagnetic film disposed on a first source/drain area, a direction of magnetization thereof being fixed in an upward direction or a downward direction perpendicular to a film surface, a second ferromagnetic film disposed on a second source/drain area, a direction of magnetization thereof being... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080239934 - Optical recording medium and recording film material: An optical recording medium is provided which includes two or more information layers in which an Sb-based eutectic material is used as the material for a recording film of a translucent information layer. There is also provided a recording film material for the optical recording medium. The translucent information layer... Agent: Oliff & Berridge, PLC

20080239933 - Writable optical information recording medium, apparatus for reproducing the same, and method of determining the same: A writable optical information recording medium, an apparatus for reproducing the same, and a method of determining the same are provided. The amplitude of a push-pull signal (PPS) of the writable optical information recording medium is determined to be within an amplitude range of a PPS of a reproduction-only optical... Agent: Stein, Mcewen & Bui, LLP

20080239935 - Method for recording wobble signals on an optical disc and optical disc on which the wobble signals are recorded: According to an embodiment, the invention is directed to an optical disc having signal tracks including a groove track, in which wobble signals are recorded on at least the groove track. Wobble units of wobble signals are modulated on the groove track, while at least 4 wobble units are used... Agent: Birch Stewart Kolasch & Birch