http://www.freshpatents.com/Dynamic-information-storage-or-retrieval-dtnewntc369.php USPTO Class 369 - Dynamic information storage or retrieval en-us Thu, 24 Jul 2008 15:03:44 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Information-recording-method-and-apparatus-information-reproducing-method-and-apparatus-information-recording-medium-program-storage-medium-and-program-dt20080717ptan20080170478.php Thu, 24 Jul 2008 15:03:44 -0700 Congested rewriting in the same area is to be evaded to suppress the tendency towards occurrence of defective areas. When a stream 1 has been recorded, the last written address, representing the last written position, is stored. When recording a stream 2 next, recording is started directly following the position... http://www.freshpatents.com/Remote-controlled-media-systems-and-methods-dt20080717ptan20080170477.php Thu, 24 Jul 2008 15:03:44 -0700 A media system for playing content on a media player with an electronic computing device for communication. When song title request information for a song title stored by a storage process is received from a computing device, song titles stored in the storage process are transmitted in a song title... http://www.freshpatents.com/Optical-information-storage-apparatus-and-optical-recording-medium-dt20080717ptan20080170479.php Thu, 24 Jul 2008 15:03:44 -0700 In an information recording apparatus using a hologram, a signal area of the light flux to be recorded is secured to be as wide as possible and the optical power loss is depressed during reproduction process. For this reason, almost the entire surface of the spatial light modulator is allocated... http://www.freshpatents.com/Disc-drive-apparatus-dt20080717ptan20080170480.php Thu, 24 Jul 2008 15:03:44 -0700 Disclosed is a disc drive apparatus. The disc drive apparatus includes a rotational driving unit rotating a disc-shaped recording medium having a plurality of addresses recorded on an information recording surface of the disc-shaped recording medium; an optical pickup recording and/or reproducing an information signal on the information recording surface... http://www.freshpatents.com/Aberration-detection-device-and-optical-pickup-device-provided-with-same-dt20080717ptan20080170481.php Thu, 24 Jul 2008 15:03:44 -0700 An aberration detection device of the present invention is such that an absolute value of detection sensitivity of an aberration error signal is increased, and variation in detection sensitivity of the aberration error signal is little even when displacement between the center of light beam dividing means and the center... http://www.freshpatents.com/Method-and-apparatus-for-identifying-optical-disc-s-type-dt20080717ptan20080170482.php Thu, 24 Jul 2008 15:03:44 -0700 A method for identifying an optical disc's type includes: detecting at least one header's appearance according to a reproduced signal in an optical storage device accessing the optical disc; after the appearance of a first header of the at least one header is detected, detecting whether there is another header's... http://www.freshpatents.com/Optical-recording-medium-dt20080717ptan20080170484.php Thu, 24 Jul 2008 15:03:44 -0700 A reliable optical recording medium is provided which includes an information layer exhibiting small changes in the optical properties even during long-term storage. The optical recording medium includes the information layer including a recording film having an extinction coefficient of 0.4 or less at the wavelength of a laser beam... http://www.freshpatents.com/Super-resolution-optical-recording-medium-dt20080717ptan20080170483.php Thu, 24 Jul 2008 15:03:44 -0700 A super resolution optical recording medium for preventing degradation of a reproducing signal, includes a substrate, a super resolution layer formed on the substrate, and having a super resolution aperture formed thereon. The super resolution aperture has a size smaller than a resolution limit of an emitted beam incident on... http://www.freshpatents.com/Optical-recording-medium-dt20080717ptan20080170485.php Thu, 24 Jul 2008 15:03:44 -0700 The optical recording medium includes a first information layer including a first recording film having an extinction coefficient of 0.4 or less at a wavelength of a laser beam used for recording and reproducing, and a second information layer including a second recording film consisting essentially of the same constituent... http://www.freshpatents.com/Optical-pickup-device-dt20080717ptan20080170486.php Thu, 24 Jul 2008 15:03:44 -0700 An optical pickup device is constituted to enable stable recording or reproduction on/from a recording medium. The optical pickup device has an irradiation optical system for condensing a light beam using an objective lens, and comprises: a reflection portion disposed opposite the irradiation optical system, on a common optical axis... http://www.freshpatents.com/Optical-element-aberration-correcting-element-light-converging-element-objective-optical-system-optical-pickup-device-and-optical-information-recording-reproducing-device-dt20080717ptan20080170487.php Thu, 24 Jul 2008 15:03:44 -0700 An optical system for use in an optical pickup apparatus comprises a first optical surface having a superposition type diffractive structure including a plurality of ring-shaped zones which are formed concentrically around an optical axis, wherein each ring-shaped zone is composed of a plurality of stepped sections stepwise, and a... http://www.freshpatents.com/Method-and-device-for-non-destructive-reading-for-a-ferroelectric-material-storage-media-dt20080717ptan20080170488.php Thu, 24 Jul 2008 15:03:44 -0700 A method for non-destructive reading of a datum stored in a ferroelectric material in a stable state of polarization, the method including applying a read electrical quantity to the ferroelectric material having a value such as not to cause a variation in the stable state of polarization thereof, generating an... http://www.freshpatents.com/Optical-recording-carrier-signal-generating-apparatus-information-recording-method-and-information-reading-apparatus-dt20080717ptan20080170489.php Thu, 24 Jul 2008 15:03:44 -0700 An optical recoding carrier and an information recording method applying an amplitude shift keying (ASK) method or further a DC-biased ASK method are provided, wherein at least one periodically undulated section and at least one non-periodically undulated section are formed on the optical recording carrier to indicate specific information. The...