Patent application number | Description | Published |
20100186877 | METHOD OF MANUFACTURING STAMPER - According to one embodiment, a method of manufacturing a stamper includes forming a first stamper from a master plate having lands and grooves through electroforming, forming a second stamper, a width of which is G | 07-29-2010 |
20100196528 | STAMPER AND METHOD PRODUCING THE SAME - According to one embodiment, a stamper includes patterns corresponding to recording tracks or recording bits in a data region and patterns corresponding to information in a servo region formed in protrusions and recesses on a front side of the stamper, in which an inner periphery and an outer periphery are processed and, on a back side, an inner peripheral edge, an outer peripheral edge and a main surface of the back side lie on the same plane. | 08-05-2010 |
20100213069 | MASTER PLATE AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, a master plate for producing a stamper includes a substrate, and patterns of protrusions and recesses formed on the substrate and corresponding to patterns of recording tracks or recording bits in data areas and to information in servo areas, in which the protrusion has a structure in which a first metal layer, a silicon layer and a second metal layer are stacked on the substrate and a metal oxide film is formed on a surface of the protrusion. | 08-26-2010 |
20100245873 | COLOR CONVERSION METHOD AND PROFILE GENERATION METHOD - A tincture adjustment value used to adjust a monochrome signal to a tincture desired by a user is set, and a tincture conversion table and chromaticity line table are generated based on that tincture adjustment value and the profile of an image output apparatus. Using the generated tables, a lightness signal L* corresponding to an input monochrome signal is converted into a distance signal l on a chromaticity line, and the distance signal l is converted into a chromaticity signal (a*, b*). The lightness signal L* and chromaticity signal (a*, b*) are converted into a color signal of the image output apparatus. | 09-30-2010 |
20100314253 | STAMPER MANUFACTURING METHOD - According to one embodiment, a three dimensional structure of a stamper is subject to etch by supplying a pulsed electric currentelectric current to the surface of the stamper. | 12-16-2010 |
20110132754 | PERPENDICULAR MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC READ/WRITE APPARATUS - According to one embodiment, patterns of protrusions and recesses includes a substrate including a conductive region on at least one major surface, and a projecting pattern layer formed on the conductive region on the major surface, and made of a microcrystalline material, a polycrystalline material, an amorphous material, or an oxide of the microcrystalline, polycrystalline, or amorphous material. | 06-09-2011 |
20110262580 | STAMPER AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, a stamper manufacturing method comprises electroless plating by using a master includes a substrate, a conductive underlayer formed on the substrate and having catalytic activity, projecting patterns having no catalytic activity and partially formed on a surface of the conductive underlayer having catalytic activity, and regions in which the conductive underlayer having catalytic activity is exposed between the projecting patterns to deposite selectively an amorphous conductive layer between the projecting patterns and in the regions in which the conductive underlayer is exposed, and forming stamper projections, electroplating on the stamper projections includes the projecting patterns and the amorphous conductive layer by using the amorphous conductive layer and the conductive underlayer as electrodes to form a stamper main body made of a crystalline metal, and releasing a stamper includes the stamper projections and the stamper main body from the master. | 10-27-2011 |
20110267394 | METHOD AND APPARATUS FOR GENERATING COLOR SEPARATION TABLE, AND IMAGE FORMING APPARATUS - The relationship between the applying amounts of colored inks and the thickness of the layer of a color material formed on a recording medium, and the relationship between the applying amount of uncolored ink and the thickness of the layer of the color material formed on the recording medium are acquired. Based on the relationships between the applying amounts and the thickness of the layer of the color material, the applying amounts of colored inks and the applying amount of uncolored ink are determined to substantially uniform the thickness of the layer of the color material when forming an image on a recording medium. A color separation table for color-separating image data is generated based on the applying amounts of colored inks and the applying amount of uncolored ink. | 11-03-2011 |
20120000885 | STAMPER, METHOD OF MANUFACTURING THE STAMPER, AND MAGNETIC RECORDING MEDIUM MANUFACTURING METHOD USING THE STAMPER - According to one embodiment, a stamper manufacturing method includes forming a conductive material concentration gradient layer including the projections pattern, and a composition ratio of a buffering agent to a conductive material in the conductive material concentration gradient layer reducing in a thickness direction from a master side. | 01-05-2012 |
20120044510 | IMAGE RECORDING SYSTEM AND IMAGE RECORDING METHOD - A color gamut is extended, and thus high color and gradation are realized. An image recording system includes: a conversion unit for converting input color signals constituting an input image into signals constituting a group of recording material overlapped structures that includes a recording material overlapped structure in which at least two or more recording materials are overlapped to form pixels; and a recording unit for recording the recording materials on a recording medium in accordance with the converted signals. | 02-23-2012 |
20120307312 | IMAGE FORMING APPARATUS AND METHOD, AND IMAGE PROCESSING APPARATUS AND METHOD - A generation unit is configured to generate a black color material data and the plurality of pieces of chromatic color material data, for a color positioned at a surface of a dark portion in a color gamut that can be reproduced using a black color material and the plurality of chromatic color materials, in such a way as to arrange dots of the black color material and respective dots of the plurality of chromatic color materials exclusively on a recording medium and set a rate of the arranged dots of the black color material to be greater as the color positioned at the surface is closer to black. | 12-06-2012 |
20130321872 | IMAGE PROCESSING APPARATUS AND METHOD THEREFOR - Image processing is performed for an image recording apparatus which records an image by arranging, on a recording medium, dots of a plurality of types of dot structures having different arrangements of color materials to be used. A dot arrangement signal which corresponds to an input color signal and represents the arrangement of dots of the plurality of types of dot structures is generated. Image data which arranges dots of the plurality of types of dot structures on a recording medium based on the dot arrangement signal is output. | 12-05-2013 |
20140362391 | COLOR CONVERSION METHOD AND PROFILE GENERATION METHOD - A tincture adjustment value used to adjust a monochrome signal to a tincture desired by a user is set, and a tincture conversion table and chromaticity line table are generated based on that tincture adjustment value and the profile of an image output apparatus. Using the generated tables, a lightness signal L* corresponding to an input monochrome signal is converted into a distance signal l on a chromaticity line, and the distance signal l is converted into a chromaticity signal (a*, b*). The lightness signal L* and chromaticity signal (a*, b*) are converted into a color signal of the image output apparatus. | 12-11-2014 |
Patent application number | Description | Published |
20090232928 | Method of Manufacturing Stamper, and Stamper - According to one embodiment, a method of manufacturing a stamper includes forming a conductive layer on a surface of a master having patterns of protrusions and recesses, forming an electroforming layer on the conductive layer, separating the electroforming layer and the conductive layer from the master to form a stamper to which the patterns of protrusions and recesses of the master are transferred, removing a resist left on the surface of the stamper, and etching the surface of the stamper with an acidic solution having a pH value of less than 3. | 09-17-2009 |
20100155365 | STAMPER MANUFACTURING METHOD - According to one embodiment, when forming first, second, and third stampers by transferring three-dimensional patterns of a master, a height adjusting layer having a film thickness greater on the upper surface of a projection than on the bottom surface of a recess is formed between the second stamper and a second release layer, and the surface of the third stamper is etched with an acidic solution having a pH of less than 3. | 06-24-2010 |
20120251655 | Method of Manufacturing Stamper, and Stamper - According to one embodiment, a stamper is described with a surface that comprises patterns of protrusions and recessed. The arithmetic average roughness Ra of the surface is 1 nanometer (nm) or more and 5 nm or less. | 10-04-2012 |
20130075361 | PATTERN FORMING METHOD - A pattern forming method according to an embodiment includes: forming a pattern film on a first substrate, the pattern film having a concave-convex pattern, the pattern film being made of a material containing a first to-be-imprinted agent; forming a material film on a second substrate, the material film containing a second to-be-imprinted agent having a higher etching rate than an etching rate of the first to-be-imprinted agent; transferring the concave-convex pattern of the pattern film onto the material film by applying pressure between the first substrate and the second substrate, with the pattern film being positioned to face the material film, and by curing the second to-be-imprinted agent; detaching the first substrate from the pattern film; and removing the material film by etching, to leave the pattern film on the second substrate. | 03-28-2013 |
20130258523 | MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING/REPRODUCING APPARATUS, AND METHOD OF MANUFACTURING MAGNETIC RECORDING MEDIUM - A magnetic recording medium of an embodiment includes: a substrate; a nonmagnetic base layer disposed on the substrate; a perpendicular magnetic recording layer disposed on the nonmagnetic base layer, having a hard magnetic recording layer, a nonmagnetic intermediate layer, and a soft magnetic recording layer, and divided into mutually separated plural regions; and a protective layer disposed on the perpendicular magnetic recording layer. The hard magnetic recording layer has an easy magnetization axis directed to a stack direction of the hard magnetic recording layer. The nonmagnetic intermediate layer contains one of C, ZnO, a carbide of Si, Ti, Ta or W, and a nitride of Si, Ti, Ta or W. | 10-03-2013 |
20140104941 | MAGNETIC MEMORY - A magnetic memory according to an embodiment includes: a magnetic nanowire; first insulating layers provided on a first surface of the magnetic nanowire, each of the first insulating layers having a first and second end faces, a thickness of the first insulating layer over the first end face being thicker than a thickness of the first insulating layer over the second end face; first electrodes on surfaces of the first insulating layers opposite to the first surface; second insulating layers on the second surface of the magnetic nanowire, each of the second insulating layers having a third and fourth end faces, a thickness of the second insulating layer over the third surface being thicker than a thickness of the second insulating layer over the fourth end face; and second electrodes on surfaces of the second insulating layers. | 04-17-2014 |
20140119111 | MAGNETIC MEMORY INCLUDING MAGNETIC NANOWIRE AND WRITE METHOD THEREIN - A magnetic memory according to an embodiment includes: a magnetic nanowire; a first electrode and a second electrode provided to different locations of the magnetic nanowire; a third electrode including a magnetic layer, the third electrode being provided to a location of the magnetic nanowire between the first electrode and the second electrode; an intermediate layer provided between the magnetic nanowire and the third electrode, the intermediate layer being in contact with the magnetic nanowire and the third electrode; a fourth electrode of a nonmagnetic material provided onto the magnetic nanowire and being on the opposite side of the magnetic wire from the third electrode; and an insulating layer provided between the magnetic nanowire and the fourth electrode, the insulating layer being in contact with the magnetic nanowire and the fourth electrode. | 05-01-2014 |
20150036422 | MAGNETIC STORAGE ELEMENT, MAGNETIC STORAGE DEVICE, MAGNETIC MEMORY, AND METHOD OF DRIVING MAGNETIC STORAGE ELEMENT - A magnetic storage element according to an embodiment includes: a magnetic nanowire having a cross-sectional area varying in a first direction, the magnetic nanowire having at least two positions where the cross-sectional area is minimal; first and second electrode groups having the magnetic nanowire interposed in between, the magnetic nanowire including at least one of a first region where the first electrodes overlap the second electrodes with the magnetic nanowire interposed in between and a second region where neither the first electrodes nor the second electrodes exist with the magnetic nanowire interposed in between, the magnetic nanowire including at least one of a third region where the first electrodes exist and the second electrodes do not exist with the magnetic nanowire interposed in between and a fourth region where the first electrodes do not exist and the second electrodes exist with the magnetic nanowire interposed in between. | 02-05-2015 |