Minoru Watanabe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: A distance measuring apparatus includes a reference object distance calculation section which calculates a distance to a reference object based on a two-dimensional image in which the reference object, which includes a plurality of feature points having obvious three-dimensional coordinate correlations, is captured, and a correction amount calculation section which calculates a correction amount for correcting a distance image by comparing the calculated distance to the reference object with a distance measurement value to the reference object in the distance image.
Abstract: A radiation imaging apparatus is provided. The apparatus comprises: an imaging region in which a plurality of conversion elements are arranged, wherein the plurality of conversion elements includes a first conversion element configured to obtain a radiation image and a second conversion element configured to obtain irradiation information of incident radiation during radiation irradiation; a storage unit configured to store correction data for correcting a signal output from the first conversion element; and a control unit. The control unit determines a period to cause the first conversion element to perform an accumulation operation in accordance with the irradiation information, determines a correction amount corresponding to the period based on the correction data, and generates a radiation image signal by correcting a signal output from the first conversion element in accordance with the correction amount after the radiation irradiation.
September 16, 2019
January 9, 2020
Minoru Watanabe, Kentaro Fujiyoshi, Sho Sato
Abstract: A radiation imaging apparatus comprising an imaging unit configured to generate a radiation image, a detector configured to detect radiation to monitor an incident dose, a processor including an amplifier and configured to perform processing of reading out signals from the imaging unit and the detector and outputting a signal based on the readout signals, and a controller configured to control the processor is provided. The controller causes the processor to operate in a first power consumption mode before radiation irradiation and perform a reset operation, and causes the processor to operate in a second power consumption mode with higher power consumption than the first power consumption mode in accordance with information indicating a start of radiation irradiation, and causes the processor to start outputting a signal for monitoring an incident dose based on a signal read out from the detector.
Abstract: A distance-measuring apparatus includes a precision calculation section that calculates a precision for each pixel, the precision based on a relation among the amounts of the electric charges stored at a plurality of timings that respectively delay by certain phases from a timing of the emission of the measuring light, wherein the precision is outputted from the distance-measuring apparatus.
Abstract: A distance-measuring apparatus includes an optical window incorporating a first polarizing filter that polarizes reference light and a second polarizing filter that polarizes incident light in a direction inclined at 90 degrees relative to a polarization direction of the first polarizing filter.
Abstract: The present invention provides a sludge dehydrating agent having excellent dehydrating effects, particularly, an excellent floc formation ability and gravity filtration property even if the amount to be added is small and a sludge dehydrating method using the sludge dehydrating agent. The sludge dehydrating agent comprises at least one crosslinked polymer selected from the group consisting of a polymer A, a polymer B, and a polymer C each comprising a monomer represented by a particular structural formula, wherein the crosslinked polymer has an intrinsic viscosity of 0.5 to 5.0 dL/g, the intrinsic viscosity measured with 1.0N sodium nitrate, and the sludge dehydrating method uses the sludge dehydrating agent.
Abstract: An apparatus includes a plurality of detection pixels configured to generate a signal according to a radiation irradiation amount to obtain radiation irradiation information, a detection unit configured to correspond to a region of the plurality of detection pixels and detect one of light, pressure, capacitance, and temperature as two-dimensional information, and a control unit configured to determine a monitoring target detection pixel and a non-monitoring-target detection pixel among the plurality of detection pixels based on the two-dimensional information detected by the detection unit, read the signals of detection pixels of a row in which the monitoring target detection pixel is included.
Abstract: The purpose of the present invention is to provide a charged particle beam device which adjusts brightness and contrast or adjusts focus and the like appropriately in a short time even if there are few detected signals. Proposed as an aspect for achieving this purpose is a charged particle beam device provided with: a detector for detecting charged particles obtained on the basis of irradiation of a specimen with a charged particle beam emitted from a charged particle source; and a control unit for processing a signal obtained on the basis of the output of the detector, wherein the control unit performs statistical processing on gray level values in a predetermined region of an image generated on the basis of the output of the detector, and executes signal processing for correcting a difference between a statistical value obtained by the statistical processing and reference data relating to the gray level values of the image.
Abstract: A defective photovoltaic cell module is identified without disconnection in a photovoltaic cell string. As a typical embodiment, in a photovoltaic power generation inspection system in a photovoltaic power generation system having a structure in which a plurality of photovoltaic cell strings are connected in parallel, the photovoltaic power generation system detecting a defective module among a plurality of modules included in a defective string, the photovoltaic power generation inspection system includes: a current detector that measures an output current of a photovoltaic cell string without disconnection; and a monitor unit that estimates a defective module based on change in a plurality of output currents each measured by the current detector while the photovoltaic cell modules included in the defective string are sequentially shielded from light by a light shielding member.
Abstract: The object recognition device includes an imaging unit that captures images of a predetermined monitoring area to acquire a three-dimensional image and a two-dimensional image, an object extraction unit that extracts an area having pixels whose pixel values are within a predetermined range from the three-dimensional image acquired by the imaging unit, an image searching unit that searches the two-dimensional image, acquired by the imaging unit, for a reference image registered in advance according to the type of an object, and a determination unit that determines the type of the object depending on whether or not the reference image searched for by the image searching unit exists in the area extracted by the object extraction unit.
Abstract: A monitor apparatus includes a camera that captures a three-dimensional image and an image processing device that processes the output signal of the camera. A part of an image capturing region of the camera is set as a monitor region. The image processing device includes a region setting unit that sets a plurality of spatial regions by dividing the monitor region. The region setting unit divides the monitor region at a plurality of cutting planes radially extending from the camera serving as a start point. The region setting unit sets the spatial region on one end as a precaution region and sets the spatial region on the other end as a limit region.
Abstract: A radiation imaging apparatus including conversion elements acquiring a radiation image and detectors, a readout unit and a controller is provided. In a first operation, the controller causes the readout unit to output a composition signal obtained by composing signals from the detectors, detects irradiation with radiation based on the composition signal, and shifts to a second operation. In the second operation, the controller acquires first signals individually read out from the detectors, decides a signal component, of the composition signal, which is output from a selected detector of the detectors in accordance with a ratio of the first signal from the selected detector to a sum of the first signals, and acquires an integrated dose of radiation incident on the selected detector based on the signal component and the first signal of the selected detector.
Abstract: It is an object of the present invention to provide a grease composition, for an outer ring rotation type rolling bearing, which is capable of satisfying all of high-temperature durability, low-temperature property, peeling resistance, and rust-preventive property. A grease composition (7) to be enclosed in the outer rig rotation type rolling bearing for use in automotive electric auxiliary machines contains base oil, a thickener, a peeling-resistant additive, a wear-resistant additive, and a rust-preventive agent. The base oil is mixed oil of trimellitic acid ester oil and synthetic hydrocarbon oil mixed therewith in a mass ratio of (70:30) to (90:10). The thickener consists of a diurea compound shown by a formula (1). R1—NHCONH—R2—NHCONH—R1??(1) wherein a reference symbol R2 denotes a divalent aromatic hydrocarbon group having a carbon number of 6 to 15, and a reference symbol R1 denotes a cyclohexyl group.
Abstract: An image processing device of an image apparatus includes a distance image generation unit that generates a first distance image and a second distance image from the output signals of a first camera and a second camera based on flight times of light. The image processing device includes a stereo image generation unit that generates a stereo image from the output signals of the cameras. The image processing device includes an image comparison unit that compares the stereo image and the distance image and detects an abnormality of at least one of the first distance image and the second distance image.
Abstract: A radiation imaging apparatus includes a first detection pixel including a first switch element, a second detection pixel including a second switch element and having sensitivity which is different from that of the first detection pixel, a first signal line, a second signal line, a reading circuit which performs a first operation of reading first and second signals which appear in the first and second signal lines in a state in which the first and second switch elements are in a non-conductive state while the radiation imaging apparatus is irradiated with a radial ray and a second operation of reading third and fourth signals which appear in the first and second signal lines when the first and second switch elements are brought into a conductive state, and an information processing circuit which performs a process of generating information based on the first to fourth signals.
Abstract: A valve mechanism of this negative pressure type booster device has: a negative pressure valve seat provided on a valve body; an atmospheric valve seat provided on a plunger; and a valve part provided with a negative pressure valve section constituting a negative pressure valve together with the negative pressure valve seat and an atmospheric valve section constituting an atmospheric valve together with the atmospheric valve seat. The valve mechanism is provided with a tilting part which is provided on at least one of the valve body and the valve part and tilts the atmospheric valve section relative to a first plane formed when the negative pressure valve section and the negative pressure valve seat are brought into contact with each other to put the negative pressure valve in a closed state.
Abstract: [Problem] To provide polyurethane foam excellent in air permeability and laundry durability, an apparel material, a brassiere pad, a brassiere cup, and a method for producing polyurethane foam. [Solution] In polyurethane foam of a reaction/foaming product of a polyisocyanate component containing an aliphatic polyisocyanate derivative and a polyol component, the derivative has an isocyanate group concentration of 25 mass % or less, the derivative contains an isocyanurate derivative of aliphatic polyisocyanate and an allophanate derivative of aliphatic polyisocyanate, the allophanate derivative is a reaction product of aliphatic polyisocyanate and monohydric alcohol, the allophanate group content relative to a total amount of the polyisocyanate component is 10 mol % to 80 mol %, and the uretdione group content relative to a total amount of the polyisocyanate component is less than 10 mol %.
Abstract: An object monitoring apparatus including sensors. The apparatus includes first and second sensors that measure mutually corresponding spatial areas; a first judging unit that judges whether an object is present in a predetermined monitored area, based on measurement data of the first sensor; a second judging unit that judges whether an object is present in an extended area extending toward an outside of the monitored area, based on measurement data of the second sensor; a first signal-output unit that outputs a first object-sensing signal, when the first judging unit judges that an object is present in the monitored area; and a second signal-output unit that outputs a second object-sensing signal, when the first judging unit judges that an object is present in the monitored area and in a case where the second judging unit judges that an object is present in the extended area.
Abstract: A monitoring device capable of properly detecting an object, even when a blind zone may occur for a sensor. The monitoring device has a sensor configured to a predetermined spatial area, and a judging section configured to judge presence or absence of an object within a predetermined monitoring area in the spatial area, based on measurement data obtained by the sensor. The judging section is configured to be previously set as to whether or not, when the sensor detects that the object exists within an intermediate area between the sensor and the monitoring area, the judging section judges that the object exists within the monitoring area, on the grounds of the existence of the object within the intermediate area.
Abstract: A toner is provided that contains a crystalline polyester resin comprising a polycondensed resin of a dicarboxylic acid represented by the following formula (1) with a diol represented by the following formula (2). A content of a cyclic ester represented by the following formula (3) in the toner, measured by a thermal extraction gas chromatographic mass spectrometry at a thermal extraction temperature of 160° C., is from 1 to 200 ppm in terms of toluene: where n represents an integer of from 2 to 12; where m represents an integer of from 2 to 12; and where n represents an integer of from 2 to 12, m represents an integer of from 2 to 12, and m+n?6 is satisfied.