http://www.freshpatents.com/Dynamic-information-storage-or-retrieval-dtnewntc369.php USPTO Class 369 - Dynamic information storage or retrieval en-us Mon, 6 Feb 2012 13:32:01 -0800 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/-dt20120202ptan20120026847.php Mon, 6 Feb 2012 13:32:01 -0800 Disclosed is an optical device including a concave surface formed of a part of a cylindrically curved surface, and the concave surface is a reflection surface.... http://www.freshpatents.com/-dt20120202ptan20120026846.php Mon, 6 Feb 2012 13:32:01 -0800 Provided is a thermally-assisted magnetic recording head with improved light density of near-field light (NF-light) with which a medium is irradiated. The head comprises: a magnetic pole; a waveguide for propagating light for exciting surface plasmon; a surface plasmon generator provided between the magnetic pole and the waveguide, coupled with... http://www.freshpatents.com/-dt20120202ptan20120026848.php Mon, 6 Feb 2012 13:32:01 -0800 An information storage medium is provided. The information storage medium includes a user data area on which user data is recorded, and a temporary disc management area on which a space bitmap representing a recording status of at least one recording/reproducing unit block of the user data area is recorded.... http://www.freshpatents.com/-dt20120202ptan20120026849.php Mon, 6 Feb 2012 13:32:01 -0800 An optical disc device includes: a focus error signal generation section configured to generate a focus error signal based on reflected light from an optical disc; and a focus control section configured to generate a drive signal for focus control of an optical pickup from the focus error signal. The... http://www.freshpatents.com/-dt20120202ptan20120026850.php Mon, 6 Feb 2012 13:32:01 -0800 An instantaneous jitter information detection section detects, based on first and second digital values indicating different polarities relative to a predetermined reference value, an instantaneous gradient value corresponding to a difference value between the first and second digital values, and an instantaneous deviation value corresponding to a difference value between... http://www.freshpatents.com/-dt20120202ptan20120026851.php Mon, 6 Feb 2012 13:32:01 -0800 An optical recording medium including a plurality of recording layers to record/reproduce information using light with a predetermined wavelength, the information being recorded on one of the recording layers using a mark and a space, wherein a channel clock period T is provided for recording the mark on one of... http://www.freshpatents.com/-dt20120202ptan20120026852.php Mon, 6 Feb 2012 13:32:01 -0800 According to a method of the present invention for recording data on an optical disk, a recording pulse corresponding to a long mark includes a combination of a leading pulse and a subsequent intermediate pulse. Further, a level of the leading pulse indicates a first recording power, and a level... http://www.freshpatents.com/-dt20120202ptan20120026853.php Mon, 6 Feb 2012 13:32:01 -0800 An optical disc reproducing apparatus includes an Internet connectable LAN module and a control unit for controlling the LAN module. In the optical disc reproducing apparatus, the operation of the LAN module is temporarily stopped for periods during which an optical disc is being reproduced and Internet connection is not... http://www.freshpatents.com/-dt20120202ptan20120026854.php Mon, 6 Feb 2012 13:32:01 -0800 An optical recording medium including a plurality of recording layers to record/reproduce information using light with a predetermined wavelength, the information being recorded on one of the recording layers using a mark and a space, wherein a channel clock period T is provided for recording the mark on one of... http://www.freshpatents.com/-dt20120202ptan20120026855.php Mon, 6 Feb 2012 13:32:01 -0800 A method for processing information is provided. The method includes directing a laser beam to a first track of a first layer of a holographic storage medium. The method also includes recording a base voltage based on a look-up table. The method includes directing the laser beam to a target... http://www.freshpatents.com/-dt20120202ptan20120026856.php Mon, 6 Feb 2012 13:32:01 -0800 A holographic memory apparatus comprises first phase modulation means that adds phase information to each pixel of a signal beam to generate page data at recording time; oscillator light generation means that generates an oscillator light that is superimposed on, and interferes with, a diffracted light from a holographic recording... http://www.freshpatents.com/-dt20120202ptan20120026857.php Mon, 6 Feb 2012 13:32:01 -0800 An optical pickup device has an astigmatism element which imparts astigmatism to reflected light of laser light reflected on a recording layer, and a spectral element into which the reflected light is entered, and which separates the reflected light. The spectral element is divided into six second areas by a... http://www.freshpatents.com/-dt20120202ptan20120026858.php Mon, 6 Feb 2012 13:32:01 -0800 An optical pickup device has an astigmatism element which imparts astigmatism to reflected light of laser light reflected on a recording layer, and a spectral element into which the reflected light is entered, and which separates the reflected light. The spectral element is divided into four third areas by a... http://www.freshpatents.com/-dt20120202ptan20120026859.php Mon, 6 Feb 2012 13:32:01 -0800 An optical-pickup apparatus includes: a laser diode having a first-laser element, which emits a first-laser beam, and a second-laser element, which emits a second-laser beam having a wavelength shorter than a wavelength of the first-laser beam, arranged in the same package; an objective lens to condense the first- and second-laser...