Patent application number | Description | Published |
20080203894 | DISPLAY DEVICE - The purpose of the invention is to improve the mass productivity of display devices by using a glass substrate that prevents the degradation of an electrode caused by glass of the display device. The present invention provides a flat panel display device containing at least two substrates and a light emitting part provided between the two substrates, wherein at least one substrate of the two substrates contains SiO | 08-28-2008 |
20080211384 | Field Emission Display and Glass Frit - Constituent elements of a glass frit for fixing spacers propagate along the spacers and migrate to electron emitters to deteriorate the electron emitters, and thereby silhouetting shadows of the spacers on a screen are suppressed. In an image display which is equipped with a rear substrate provided on its inner surface with electron emitters, a front substrate facing the rear substrate, provided on its inner surface with a phosphor pattern having an array corresponding to the electron emitters, and having an outer surface serving as a display surface, and in which a gap between the substrates is held by glass-made spacers, propagation along the spacers and migration to the side of the electron emitters of the constituent elements of the glass frit for fixing spacers is prevented by fixing oxide crystal particles on the spacer surface, or by fixing at least a part of the spacer to the front panel by an adhesive layer comprising a conductive glass a part of which is crystallized. | 09-04-2008 |
20080315748 | Display Device - There is disclosed an FED (field emission display) capable of supplying an anode voltage, which is a high voltage, to an anode substrate with high reliability. A high voltage introduction button is sealed to a sealing plate, in which a contact spring is attached to the high voltage introduction button by spot welding. The high voltage introduction button has a flat portion connected to the contact spring, a sealing portion sealed to the glass substrate, and an external terminal to be connected to an external power source. The contact spring contacts an anode terminal of an anode substrate with an appropriate contact pressure, by a spring force from an arm portion of the contact spring. The anode terminal is formed of a conductive film containing metal particles. | 12-25-2008 |
20110021337 | DISPLAY APPARATUS - A glass bonding material contains vanadium and phosphor as main glass components, and comprises in amounts converted as oxides of the elements in the components, 45 to 60% by weight of V | 01-27-2011 |
Patent application number | Description | Published |
20140132072 | CURRENT OUTPUT CIRCUIT AND TWO-WIRE TRANSMITTER - A current output circuit for a two-wire transmitter includes a first current source circuit configured to output a first current controlled by a control voltage generated based on a physical quantity, a second current source circuit configured to output a second current controlled by the first current, a first shunt voltage source circuit configured to generate an internal power source of the two-wire transmitter from the second current, a third current source circuit configured to generate a third current controlled by a reference voltage, and a second shunt voltage source circuit configured to generate a power source of the second current source circuit by the third current. The current output circuit is configured to output a predetermined current controlled by the control voltage based on the first current, the second current and the third current to an external circuit through two transmission lines. | 05-15-2014 |
20150341018 | CURRENT-TO-VOLTAGE CONVERSION CIRCUIT AND SELF-OSCILLATION CIRCUIT - A current-to-voltage conversion circuit according to one aspect of the present invention includes a first resistor, a first current source, a first capacitor, a first output terminal, a first voltage source, a first transistor, and a second resistor. The first resistor includes a first end and a second end. The first end of the first resistor is connectable to an electrode included in a sensor and the second end of the first resistor is connected to a first electrical potential. The first capacitor includes a first end and a second end. The first end of the first capacitor is connected to the first end of the first resistor and the second end of the first capacitor is connected to the first current source. The first transistor includes a first terminal, a second terminal, and a control terminal. The first terminal is connected to the second end of the first capacitor, the second terminal is connected to the first output terminal, and the control terminal is connected to the first voltage source. The second resistor includes a first end connected to the second terminal and a second end connected to a second electrical potential. | 11-26-2015 |
Patent application number | Description | Published |
20090087091 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - When converting image data constituted by a plurality of objects to data for an output device, color appearances of object images specified as a same output color are set so as to not vary even when their respective background colors vary. A color appearance model forward conversion section uses forward conversion of a color appearance model to calculate target appearance colors, which are targets of appearances of objects based on color information of the objects. A surrounding adaptive background color obtaining section generates surrounding adaptive background colors based on pixels around a pixel of interest for object images that have undergone rendering. Then, output pixel values of the pixel of interest are calculated by a color appearance model reverse conversion section using reverse conversion of the color appearance model based on the target appearance color and the surrounding adaptive background colors. | 04-02-2009 |
20100053652 | CHART FOR COLOR CALIBRATION, CALIBRATION METHOD AND IMAGE COLOR CALIBRATION SYSTEM USING THE CHART - In a chart for color calibration which is output and calorimetrically measured for color calibration of a printer device, respective charts of a color chart are arranged obliquely with respect to the alignment direction of grid points in a printer device color space or in a state that a plane in which charts are arranged on grid points and a plane in which charts are not arranged on grid points are alternately combined, on a color space of the color chart. With this configuration, a novel chart for color calibration which assures higher accuracy despite having a smaller number of steps (number of charts), and an image processing method and image processing apparatus using the chart are provided. | 03-04-2010 |
20100053653 | METHOD FOR GENERATING A COLOR CHART - A method is provided for generating a color chart for a printer, which color chart comprises a plurality of elements. The method comprises obtaining reference color data representing colors output by the printer, when the printer is in a reference state. Further, comparison color data representing colors output by the printer, when the printer is in another state is obtained. Differences in color between corresponding elements of the reference color data and the comparison color data are determined and at least one region of the output color space of the printer is classified as a linear region in which the differences vary substantially linearly. The method includes selecting colors of the elements of the color chart on the basis of the linear region. | 03-04-2010 |
20100086201 | IMAGE PROCESSING APPARATUS AND COLOR PROCESSING METHOD - The colorimetric values of a plurality of reference color patches formed on a specific medium are measured at a plurality of temperatures, and a temperature characteristic LUT in a colorimetric value temperature correction unit is created based on the colorimetric values. Upon creating a calibration LUT, a patch based on arbitrary device values is formed on the medium, and a patch temperature and colorimetric values are acquired immediately after fixing of that patch. A correction target temperature as a temperature upon observation of the medium is, for example, fixed, the colorimetric values are corrected by interpolation processing based on the temperature characteristic LUT to obtain colorimetric values, and a calibration LUT is created based on the colorimetric values. | 04-08-2010 |
20110149319 | IMAGE PROCESSING APPARATUS AND COLOR PROCESSING METHOD - It is difficult to appropriate estimate the colorimetric values of an arbitrary patch at a desired temperature with respect to an arbitrary medium in consideration of the influence of a fluorescent whitening agent contained in the medium. Target patch colorimetric values obtained when patches of a plurality of colors formed on a medium using color samples are measured at a target temperature designated in step S | 06-23-2011 |
20110164287 | IMAGE PROCESSING APPARATUS AND COLOR PROCESSING METHOD - It is difficult to appropriately estimate the colorimetric values of an arbitrary patch at a desired temperature with respect to a medium containing a fluorescent whitening agent in consideration of the influence of the fluorescent whitening agent. A target temperature and media type are designated (S | 07-07-2011 |
20110255105 | IMAGE PROCESSING APPARATUS AND COLOR PROCESSING METHOD - The invention provides an image processing apparatus comprising: forming means for forming a patch based on patch data on a medium; temperature measuring means for measuring the temperature of a white paper portion of a medium to obtain a white paper temperature; colorimetry means for obtaining a colorimetric value by measuring the color of the patch formed on the medium; estimation means for estimating a colorimetry temperature, which is the temperature of the patch at the time when the colorimetry means measures its color, based on the patch data and the white paper temperature; and correction means for correcting the colorimetric value based on the estimated colorimetry temperature. | 10-20-2011 |
20130293694 | MEDICAL SUPPORT SYSTEM - There is provided a medical support system in which a plurality of photography apparatuses and a portable-type viewer apparatus including a display unit are communicably connected to a server. The portable-type viewer apparatus includes: a selection unit that selects one of the plurality of photography apparatuses; and a photographer ID input unit that inputs a photographer ID that is an ID of a photographer photographing a subject using the selected photography apparatus. The selected photography apparatus further includes a transmission unit that transmits image data of the subject photographed by the selected photography apparatus to the server, and the server includes a recording unit that records the photographer ID and the transmitted image data in association with each other in a case where the photographer ID is input. | 11-07-2013 |
Patent application number | Description | Published |
20110291105 | SEMICONDUCTOR MODULE AND METHOD OF MANUFACTURING THE SAME - A semiconductor module according to the present invention includes: an insulating substrate ( | 12-01-2011 |
20110316071 | POWER SEMICONDUCTOR DEVICE - Provided is a power semiconductor device including a semiconductor substrate, in which a current flows in a thickness direction of the semiconductor substrate. The semiconductor substrate includes a resistance control structure configured so that a resistance to the current becomes higher in a central portion of the semiconductor substrate than a peripheral portion of the semiconductor substrate. | 12-29-2011 |
20130140603 | POWER SEMICONDUCTOR DEVICE - Provided is a power semiconductor device including a semiconductor substrate, in which a current flows in a thickness direction of the semiconductor substrate. The semiconductor substrate includes a resistance control structure configured so that a resistance to the current becomes higher in a central portion of the semiconductor substrate than a peripheral portion of the semiconductor substrate. | 06-06-2013 |
20140327040 | POWER SEMICONDUCTOR DEVICE - Provided is a power semiconductor device including a semiconductor substrate, in which a current flows in a thickness direction of the semiconductor substrate. The semiconductor substrate includes a resistance control structure configured so that a resistance to the current becomes higher in a central portion of the semiconductor substrate than a peripheral portion of the semiconductor substrate. | 11-06-2014 |
20150084179 | SEMICONDUCTOR MODULE - A power semiconductor chip and a low-power portion that has power consumption lower than that of the power semiconductor chip are located on a predetermined surface side of a heat sink having conductivity. A first plate-shaped insulating member extends between the power semiconductor chip and the heat sink. A second plate-shaped insulating member extends between the low-power portion and the heat sink. A portion, which faces the low-power portion, of the second plate-shaped insulating member is thicker than a portion, which faces the power semiconductor chip, of the first plate-shaped insulating member. | 03-26-2015 |
Patent application number | Description | Published |
20100223451 | BOOT CONTROL METHOD AND APPARATUS - A boot control method of a program in an information processing apparatus to which a device can be connected, the method including a search step of searching for a running program that is running on the information processing apparatus when the device is connected, a determination step of determining whether the running program found in the search step includes a program unfit for concurrent running that is unsuited for concurrent running with preset device-corresponding software that is booted in response to connection of the device, and a boot step of booting the device-corresponding software if the running program does not include the program unfit for concurrent running and performing control so as not to boot the device-corresponding software if the running program includes the software unfit for concurrent running. | 09-02-2010 |
20110173606 | INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An information processing apparatus is arranged to determine whether or not the software is installed from any one of the updater from the recording medium and the downloaded updater, in accordance with a type of the updater determined by a server based on version information of the software stored in the external recording medium and is also arranged to operate such that when the updater type includes a full updater, the software in the external recording medium is not installed but the full updater is downloaded from the server apparatus and installed, and when the updater type does not include the full updater, the software in the external recording medium is installed and a difference data is downloaded from the server and installed concurrently with it. | 07-14-2011 |
20140040187 | INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD - An information processing apparatus includes a storage unit configured to store a face dictionary for performing face authentication, and a processing unit configured to update the face dictionary stored in the storage unit, wherein the processing unit controls updating of the face dictionary based on the number of images from among stored images corresponding to a person registered with the face dictionary. | 02-06-2014 |
20140285518 | MIXED REALITY PRESENTING SYSTEM, VIRTUAL REALITY PRESENTING SYSTEM, DISPLAY APPARATUS, INFORMATION PROCESSING APPARATUS, CONTROL METHOD, AND PROGRAM - To provide a function of easily preventing burn-in at low cost without disturbing mixed reality being experienced by a user, a mixed reality presenting system includes a display control unit configured to display a confirmation image on a display unit when a first time period has elapsed since the display control unit had performed control to start display on the display unit, and to control display on the display unit in response to an operation performed on the confirmation image by a user of the mixed reality presenting system. | 09-25-2014 |
Patent application number | Description | Published |
20080252900 | OPTICAL TOMOGRAPHY SYSTEM - In an optical tomography system, polarization maintaining optical fibers are employed to guide a light beam emitted by a light source unit to a light dividing means, to guide a measuring light beam from the light dividing means to a probe, to guide the measuring light beam and a reflected light beam within the probe, to guide the reflected light beam from the probe to a combining means, and to guide a reference light beam from the light dividing means to the combining means. | 10-16-2008 |
20090231590 | SENSING SYSTEM - A sensing system using a sensing element being constituted by a transparent body sandwiched by first and second reflectors one or each of which is in contact with a specimen, and exhibiting an absorption characteristic varying with the specimen. The first reflector is a partially transparent reflective, and the second reflector is completely reflective, or partially transparent reflective. A light injection unit injects light onto the first reflector, and a light detection unit detects the intensity of light outputted from the sensing element in response to the injection. The light injection unit has a wavelength stabilizing arrangement and injects laser light, or injects light at two wavelengths. In the latter case, the light detection unit detects the intensities of outputted light at the two wavelengths, and a calculation unit obtains the difference between the intensities. | 09-17-2009 |
Patent application number | Description | Published |
20100039505 | Portable information device, imaging apparatus and information acquisition system - An imaging apparatus includes an imaging portion that takes an image of a subject, a position information acquisition portion that acquires position information of an imaging position, and an orientation information acquisition portion that acquires orientation information representing an imaging direction at the imaging position. | 02-18-2010 |
20140218581 | PORTABLE INFORMATION DEVICE, IMAGING APPARATUS AND INFORMATION ACQUISITION SYSTEM - A portable information device including a body, a position information portion that is provided in the body and that outputs position information, an image sensor that is provided in the body, a display system that is provided in the body and that displays, on a local field in a screen field, relevant information based on the position information such that the displayed relevant information is overlapped on a real-time image, an input portion that is provided on the body and, by use of which user operates an icon, the icon being displayed on the local field such that the displayed icon is overlapped on the real-time image and an imaging button that is provided, separately from the input portion, on the body and that is operated by user to capture a subject image via the image sensor. | 08-07-2014 |
Patent application number | Description | Published |
20110092431 | SKIN AGING-INHIBITING PEPTIDE - The present invention provides a peptide and a composition which are suitable for oral ingestion, and which have a skin aging-inhibiting activity, a collagen-production promoting activity, an epidermal turnover promoting activity, and a cutaneous cell-proliferating effect. The present invention also provides a medicament and a functional food which have a skin aging-inhibiting activity, a collagen-production promoting activity, and a cutaneous cell-proliferation promoting activity. The present invention provides a composition including at least one peptide of Asn-Ile-Pro-Pro-Leu, Ile-Pro-Pro-Leu, Ile-Pro-Pro, Pro-Val-Val-Val-Pro-Pro, Val-Pro-Pro-Phe, Val-Pro-Pro, Phe-Pro-Pro-Gln, and Leu-Pro-Pro-Thr. | 04-21-2011 |
20110251129 | RHEUMATOID ARTHRITIS-PREVENTIVE AGENT FOR ORAL INTAKE - There is provided a rheumatoid arthritis inhibitor for oral intake that has an inhibitory effect on rheumatoid arthritis and is excellent in safety. The rheumatoid arthritis inhibitor for oral intake of the present invention contains, as an active component, a casein hydrolysate containing free amino acids and peptides obtained by hydrolyzing animal milk casein to have an average chain length of not longer than 2.1 in terms of the number of amino acid residues, or a mixture of free amino acids and peptides contained in the hydrolysate. | 10-13-2011 |
Patent application number | Description | Published |
20110006282 | SEMICONDUCTOR LIGHT-EMITTING DEVICE, OPTICAL MODULE, TRANSMITTER, AND OPTICAL COMMUNICATION SYSTEM - A semiconductor light-emitting device includes a GaAs substrate; and an active layer provided over the GaAs substrate, the active layer including: a lower barrier layer lattice-matched to the GaAs substrate; a quantum dot provided on the lower barrier layer; a strain relaxation layer covering a side of the quantum dot; and an upper barrier layer contacting the top of the quantum dot, at least a portion of the upper barrier layer contacting the top of the quantum dot being lattice-matched to the GaAs substrate, and having a band gap larger than a band gap of the quantum dot and smaller than a band gap of GaAs. | 01-13-2011 |
20110140084 | OPTICAL SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING OPTICAL SEMICONDUCTOR DEVICE - An optical semiconductor device includes a substrate; and an active layer disposed on the substrate, wherein the active layer includes a first barrier layer containing GaAs, a quantum dot layer, which is disposed on the first barrier layer, which includes a quantum dot containing InAs, which includes a side barrier layer which covers at least a part of the quantum dot and a side surface of the quantum dot, and having an elongation strain inherent therein, and a second barrier layer disposed on the quantum dot layer. | 06-16-2011 |
Patent application number | Description | Published |
20130170807 | SPOT SIZE CONVERTER, OPTICAL TRANSMITTER, OPTICAL RECEIVER, OPTICAL TRANSCEIVER, AND METHOD OF MANUFACTURING SPOT SIZE CONVERTER - The spot size converter includes a first cladding layer, a first core layer and a second core layer arranged side by side on the first cladding layer so as to extend from a first end which receives/outputs light along a direction from the first end toward a second end, a third core layer which is disposed on the first cladding layer between the first and second core layers, is a member different from the first and second core layers, and extends to the second end along the direction from the first end toward the second end, and a second cladding layer disposed on the first, second, and third core layers. | 07-04-2013 |
20130229809 | OPTICAL DEVICE, OPTICAL TRANSMITTER, OPTICAL RECEIVER, OPTICAL TRANSCEIVER, AND METHOD OF MANUFACTURING OPTICAL DEVICE - An optical device includes: a first cladding layer; a core layer disposed on the first cladding layer and, with increase in its sectional area, extending from a first end which receives/outputs light along a direction from the first end toward a second end; a slab layer disposed on the first cladding layer and extending to the second end along the direction from the first end toward the second end; a rib layer disposed on the slab layer and, with decrease in its sectional area, extending to the second end along the direction from the first end toward the second end; and a second cladding layer disposed on the core layer and the rib layer. The core layer and both of the slab and rib layers are optically coupled in a part in which the sectional are of the core and rib layers is the maximum. | 09-05-2013 |
20130259081 | OPTICAL SEMICONDUCTOR DEVICE, LIGHT EMITTING DEVICE, OPTICAL TRANSMITTING DEVICE, AND METHOD OF MANUFACTURING OPTICAL SEMICONDUCTOR DEVICE - An optical semiconductor device includes: a substrate of semiconductor; an array having a plurality of active regions arranged on the substrate so as to emit light to the same direction, the plurality of active regions being arranged more densely at ends of the array than in the center of the array in a direction crossing the light emitting direction; and electrodes which inject current to the plurality of active regions. | 10-03-2013 |
20140233881 | OPTICAL WAVEGUIDE, OPTICAL INTERPOSER AND LIGHT SOURCE - An optical waveguide includes a substrate, a first core provided over the substrate and having a first taper region that extends from one side toward the other side and has a sectional area that decreases toward the other side, and a plurality of second cores provided over the substrate and over or under the first core with a first cladding layer sandwiched therebetween and extending in parallel to the substrate and the first core. | 08-21-2014 |
20140233901 | SPOT SIZE CONVERTER, LIGHT SOURCE, OPTICAL TRANSMITTER, OPTICAL RECEIVER AND OPTICAL TRANSMITTER-RECEIVER - A spot-size converter includes a substrate, a first core provided over the substrate, and second and third cores provided over the substrate and over or under the first core with a cladding layer sandwiched therebetween and extending in parallel to the substrate and the first core. | 08-21-2014 |
20140294341 | SPOT-SIZE CONVERTER, MANUFACTURING METHOD THEREOF, AND INTEGRATED OPTICAL CIRCUIT DEVICE - The invention relates to a spot-size converter, a manufacturing method thereof, and an integrated optical circuit device, and ensures easier coupling to the optical fiber and higher accuracy in manufacturing the spot-size converter. A first core that is extended from a first end configured to input/output light toward a second end, and a second core that is formed by a plurality of cores, and formed at a position to be evanescent-coupled to the first core, and moreover extended along a direction from the first end toward the second end are provided, and, on the second core, a third core that has a taper unit and is formed at a position to be evanescent-coupled to the second core in a lamination direction is provided. | 10-02-2014 |
20140314370 | OPTICAL SEMICONDUCTOR APPARATUS - An optical semiconductor device includes a silicon oxide layer configured to be formed on a substrate; an optical waveguide part configured to be formed on the silicon oxide layer; a cladding layer configured to be formed covering the optical waveguide part; and a semiconductor laser configured to be disposed on the substrate. Laser light emitted from the semiconductor laser enters the optical waveguide part. The optical waveguide part increases transmittance of light when the wavelength becomes greater within an oscillation wavelength range of the semiconductor laser. | 10-23-2014 |
20150277044 | OPTICAL WAVEGUIDE COUPLER AND METHOD FOR MANUFACTURING SAME - An optical waveguide coupler includes a substrate and an optical waveguide of a multi-layer structure of a first clad layer/a first waveguide layer/a second clad layer, at least, on the end surface side of an optical input and output provided on the substrate, characterized in that the first waveguide layer has such a distribution of the refractive index that the refractive index is the highest at the center of the first waveguide layer in the multi-layer structure in the stacking direction, and the first waveguide layer has such a protrusion in a convex form that the center portion having the highest refractive index protrudes in a cross section that is perpendicular to the end surface of the optical input and output and perpendicular to the main surface of the substrate. | 10-01-2015 |
20150277072 | SEMICONDUCTOR OPTICAL WAVEGUIDE DEVICE - Light that returns through reflection from the optical connection portion between a semiconductor optical waveguide and an optically functional element is reduced through the use of a simplified structure in a semiconductor optical waveguide device. The device is provided with an anti-reflection diffraction grating having the period to prevent light that has been led through the semiconductor optical waveguide towards the portion connected to the optically functional element from being reflected in the direction from which the light has been led. | 10-01-2015 |
Patent application number | Description | Published |
20100104952 | METHOD OF PRODUCING VOLUME HOLOGRAM LAMINATE - A method of producing a volume hologram laminate which can regenerate a hologram image in an arbitrary wavelength by a simple process. The method uses a volume hologram forming substrate which includes: a substrate, a volume hologram layer formed on the substrate and containing a photopolymerizable material, a resin layer, formed on the substrate so as to contact to the volume hologram layer, containing a resin and a polymerizable compound. The producing method includes processes of: a hologram recording process to record a volume hologram to the volume hologram layer, a substance transit process of transiting the polymerizable compound to the volume hologram layer, and an after-treatment process of polymerizing the polymerizable compound. | 04-29-2010 |
20140240805 | METHOD OF PRODUCING VOLUME HOLOGRAM LAMINATE - A main object of the present invention is to provide a method of producing a volume hologram laminate which can regenerate a hologram image in an arbitrary wavelength by a simple process. To attain the object, the present invention provides a method of producing a volume hologram laminate using a volume hologram forming substrate which comprises: a substrate, a volume hologram layer formed on the substrate and containing a photopolymerizable material, a resin layer, formed on the substrate so as to contact to the volume hologram layer, containing a resin and a polymerizable compound, characterized in that the producing method comprises processes of: a hologram recording process to record a volume hologram to the volume hologram layer, a substance transit process of transiting the polymerizable compound to the volume hologram layer, and an after-treatment process of polymerizing the polymerizable compound. | 08-28-2014 |
Patent application number | Description | Published |
20130127151 | LIGHT-EMITTING MEDIUM AND METHOD OF CONFIRMING LIGHT-EMITTING MEDIUM - There is provided a light-emitting medium by which whether a valuable paper or the like is forged or not can be judged easily and promptly. A light-emitting medium constituting a valuable paper includes a light-emitting image. The light-emitting image is composed of a pattern area formed on a substrate by using a first fluorescent ink containing a first fluorescent material, and a background area formed on the substrate by using a second fluorescent ink containing a second fluorescent material. When UV-A is irradiated, the first fluorescent ink and the second fluorescent ink emit light of colors that are viewed as different colors from each other. In addition, when UV-C is irradiated, the first fluorescent ink and the second fluorescent ink emit light of colors that are viewed as different colors from each other, the colors being different from the colors that are viewed when the UV-A is irradiated. | 05-23-2013 |
20130189455 | LIGHT-EMITTING MEDIUM - A light-emitting medium having a light-emitting image including first pattern elements formed on a substrate by using a first fluorescent ink containing a first fluorescent material, and second pattern elements formed on the substrate by using a second fluorescent ink containing a second fluorescent material. The first and second pattern elements form a plurality of micro-character rows m, and the first pattern elements form a latent image in the micro-character rows m. The first fluorescent material is made of a fluorescent material which emits light of blue color when UV-A is irradiated, and emits light of red color when UV-C is irradiated. The second fluorescent material is made of a fluorescent material which emits light of blue color or light of a color that is viewed as the same color as the blue color when the UV-A is irradiated, and emits light of green color when the UV-C is irradiated. | 07-25-2013 |
20130221656 | LIGHT-EMITTING MEDIUM - A light-emitting medium including a light-emitting image having a pattern area formed on a substrate by using a first fluorescent ink containing a first fluorescent material, a background area formed on the substrate by using a second fluorescent ink containing a second fluorescent material, and a overcoat layer formed on the first fluorescent material of the pattern area and the second fluorescent material of the background area. The first fluorescent material is made of a fluorescent material which emits light of blue color when UV-A is irradiated, and emits light of red color when UV-C is irradiated. The second fluorescent material is made of a fluorescent material which emits light of blue color or light of a color that is viewed as the same color as the blue color when the UV-A is irradiated, and emits light of green color when the UV-C is irradiated. | 08-29-2013 |