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Atsushi Kato, Tokyo JP

Atsushi Kato, Tokyo JP

Patent application numberDescriptionPublished
20090135880TEMPERATURE SENSOR PROBE AND MANUFACTURING METHOD OF THE SAME - To provide a temperature sensor probe that can conduct stable measurements, and the manufacturing method of the same. The temperature sensor probe related to the present invention provides: a fluorescent material that is a mixture of a fluorescent substance and a transparent material; a thermosensitive part having a concave part in which the fluorescent material is arranged; a waveguide route rod that propagates excitation light, which is irradiated on the fluorescent material, and fluorescent light, which is produced by the fluorescent substance; and a protective tube that covers the side surfaces of the waveguide route rod. Then, the fluorescent material is affixed to the tip of the waveguide route rod using the transparent material, and the waveguide route rod bites into the fluorescent material.05-28-2009
20090135881TEMPERATURE SENSOR PROBE - To provide a temperature sensor probe that can take stable measurements, and a manufacturing method thereof. The temperature sensor probe related to the present invention is a temperature sensor probe for measuring temperature using a fluorescent substance that changes fluorescent characteristics depending on temperature. Then, a powdered fluorescent substance, a guide wave route member that propagates excitation light, which is irradiated on the fluorescent substance, and fluorescent light, which is produced by the fluorescent substance, are provided. Further, the particle size of the powdered fluorescent substance is confined to the range of 60 to 100 μm.05-28-2009
20090157346TEMPERATURE SENSOR AND TEMPERATURE MEASURING METHOD - A temperature sensor for measuring temperature in accordance with a time-of-life of a fluorescent light that is produced by a fluorescent material, and is provided with a light source for imaging an excitation light, a fluorescent material for producing fluorescent light by the excitation light, a photoreceptor element for detecting the fluorescent light and outputting a fluorescent light signal in accordance with the fluorescent light intensity, and a signal processing circuit for calculating a temperature based on the fluorescent light signal from the photoreceptor element, where the signal processing circuit calculates integral values for the fluorescent light signals in the respective intervals A through C that have identical time durations, and then, based on the integral values, for two intervals, calculates a difference value, and then calculates a ratio of two difference values, to be a variable that varies in accordance with the temperature, and then references the relationship between the temperature and the ratio between difference values, stored in advance, to convert the calculated variable into the temperature.06-18-2009
20090245326FLUORESCENCE TEMPERATURE SENSOR - To provide a fluorescent temperature sensor wherein light is propagated reliably with an easy adjustment. A fluorescent temperature sensor for producing a temperature signal from fluorescent light of an optically excited fluorescent material includes: a light emitting device for projecting light to the fluorescent material; a photoreceiving element for receiving fluorescent light emitted from the fluorescent material 10-01-2009
20090256589PROGRAMMABLE DEVICE, ELECTRONIC DEVICE, AND METHOD FOR CONTROLLING PROGRAMMABLE DEVICE - A programmable device connected to a storage unit which stores logic circuit configuration information to form a logic circuit and control circuit configuration information to form a control circuit includes a first programmable logic device and a second programmable logic device, and a configuration unit which forms the control circuit in the first programmable logic device, by providing the control circuit configuration information in the storage unit to the first programmable logic device. The control circuit formed in the first programmable logic device forms the logic circuit in the second programmable logic device, by providing the logic circuit configuration information in the storage unit to the second programmable logic device.10-15-2009
20090261751FLUORESCENT LIGHT TEMPERATURE SENSOR - A fluorescent light temperature sensor for producing a temperature signal from a fluorescent light of an optically stimulated fluorescent material is provided with: an LED for projecting light onto the fluorescent material; a driving circuit for driving the light projecting element; a photo diode for receiving the fluorescent light that is emitted from the fluorescent material; a signal processing circuit for producing the temperature signal from the output signal from the photo diode; and an APC circuit for controlling the driving of the driving circuit so as to maintain a uniform light projecting intensity from the LED based on the output signal of the photo diode.10-22-2009
20090296770FLUORESCENT TEMPERATURE SENSOR - To provide a fluorescent temperature sensor capable of identifying easily the location of a failure. A fluorescent temperature sensor for producing a temperature signal from fluorescent light from a fluorescent material and that has been optically stimulated comprises a light projecting module having an LED for projecting light at the fluorescent material and a second photodiode for receiving light emitted from the LED and a light receiving module having a first photodiode for receiving the light emitted from the fluorescent material, where the location of a failure in the sensor can be identified based on, at least, the output signal from the second photodiode.12-03-2009
20090296778FLUORESCENT TEMPERATURE SENSOR - To use a simple structure to provide a fluorescent temperature sensor with increased accuracy through increasing the fluorescent light intensity of the fluorescent materials. A fluorescent temperature sensor for producing a temperature signal from a fluorescent light of a fluorescent material that is optically stimulated is provided with an LED for projecting light onto the fluorescent material, a photodiode for receiving the fluorescent light that is emitted by the fluorescent material, and a signal processing circuit for generating the temperature signal from the output of the photodiode. Optical fibers for the projected light, for conveying the light from the LED to the fluorescent material, and optical fibers for the received light, for conveying the light from the fluorescent material to the photodiode, are separated and independent from each other on one end side thereof, facing the respective elements, and on the other end side, which faces the fluorescent material, are bundled so as to be mixed together.12-03-2009
20100103205DRIVING METHOD AND ELECTRO-OPTICAL APPARATUS - A driving method includes: dividing a unit period into a plurality of sub-frame periods corresponding to the primary colors; writing a primary color component in each sub-frame period by a first scan executed on the plurality of pixels; irradiating, in each sub-frame period, the plurality of pixels with the corresponding primary color of light by the irradiation unit at a timing that is after the first scan and before the first scan of a subsequent sub-frame period; and waiting a wait period that is from when the first scan of one primary color component among the at least three colors ends until when the irradiation unit starts irradiating the one primary color of light, the wait period for the one primary color being different from wait periods for the other colors.04-29-2010
20100266633AIDS VIRUS VACCINES USING SENDAI VIRUS VECTOR - The present invention provides a vaccine containing a Sendai virus vector encoding a virus protein of an immunodeficiency virus. By intranasally administering a Sendai virus encoding a virus protein of an immunodeficiency virus to a macaque monkey, the present inventors have succeeded in efficiently inducing protective immunity against an immunodeficiency virus. As a result of intranasal inoculation of vaccine, expression of an antigen protein mediated by Sendai virus vector was detected in intranasal mucous membrane and local lymph nodes and antigen-specific cellular immune response was induced at a significant level. No pathological symptom by vaccination was observed. After vaccination, exposure of simian immunodeficiency virus was performed and the effect was examined. As a result, the amount of virus in plasma significantly decreased, compared with that of the control animal. The present invention provides a promising vaccine as an AIDS vaccine.10-21-2010
20110013145Lighting apparatus and projector - A lighting apparatus of the present invention includes light source (01-20-2011

Patent applications by Atsushi Kato, Tokyo JP