Method for determining the temperature of products transported on the conveyor belt of a cryogenic tunnel, comprising the following steps: —continuously measuring the surface temperature of products travelling on the conveyor belt; —measuring the thickness of a product at the point where the temperature measurement is taken; —performing the following evaluation: a. when the thickness of the product is within a certain range, then the temperature measured for said product is considered to be a reliable value; b. when the thickness of the product is outside the range, then the last temperature value of the measured product is considered to be a reliable value according to paragraph a) above; c. after a determined period of time during which the measured thickness is outside the range, it is concluded that there are no products on the conveyor belt and the temperature measurements are no longer taken into account.

A method comprises capturing outputs of a VLC and an infrared array sensor (IAS). A memory includes a calibration based on a position of a laser pointer relative to the IAS. The method includes the laser pointer outputting a light beam to produce a laser dot on a target. The output of the VLC includes a representation of the laser dot. The output of the IAS includes values indicative of infrared radiation from the target. The method includes determining a temperature based on a portion of the values indicative of infrared radiation from the target. The portion of the values includes values associated with a portion of the target at which the laser dot is produced. The method includes displaying, on the display, the output of the VLC and the temperature. Displaying the output of the VLC includes displaying a visible light image showing the laser dot and at least a portion of the target.

A non-contact medical thermometer is disclosed that includes an IR sensor assembly having an IR sensor for sensing IR radiation from a target, a distance sensor configured to determine a distance of the thermometer from the target, and a memory component operatively coupled at least to the IR sensor assembly and the distance sensor. The memory component contains predetermined compensation information that relates to predetermined temperatures of targets and to predetermined distances from at least one predetermined target. A microprocessor is operatively coupled to the memory component. The microprocessor is configured to perform temperature calculations based on the IR radiation from the target, the distance of the thermometer from the target, and the predetermined compensation information.

A method includes capturing and scaling VLC and an IAS outputs to generate a scaled VLC output and a scaled thermal output (STO), aligning the scaled VLC output to the STO to generate an aligned image based on the scaled VLC output and the STO, determining alignment value(s) based on the aligned image, a laser pointer outputting a light beam to produce a laser dot on a target, and capturing a further output of the VLC. The method includes displaying the further output of the VLC (including a representation of the laser dot (RLD)), and an alignment marker, shifting the alignment marker and/or the RLD to a common position; determining coordinate(s) of the output of the IAS based on coordinate(s) of the further output of the VLC where the alignment marker and the RLD are shown at the common position; and storing the coordinate(s) of the output of the IAS.

A semiconductor package device, a wearable device, and a temperature detection method are provided. The semiconductor package includes a substrate, an optical module, and a temperature module. The optical module is disposed on the substrate. The temperature module is disposed on the substrate and adjacent to the optical module. The temperature module comprises a semiconductor element and a temperature sensor stacked on the semiconductor element. The optical module is configured to detect a distance between the optical module and an object.

A spatial temperature estimation system includes a thermal image acquisition unit and a space temperature estimation unit. The thermal image acquisition unit is configured to detect a temperature of at least one surface of a ceiling, a floor, or a plurality of walls of a room. The space temperature estimation unit is configured to estimate a temperature of air in an interior space of a room with reference to a CRI coefficient relating to the at least one surface and the temperature detected by the thermal image acquisition unit.

A three-dimensional displacement compensation method is provided. The method includes an obtaining step, a transforming step, a first determining step, a first calculating step and a compensating step. The obtaining step includes obtaining a current image of a measured element captured by a microscopic thermoreflectance thermography device. The transforming step includes two sub-steps. One sub-step uses Fourier transform to calculate a reference image to obtain a first result, and the other sub-step uses Fourier transform to calculate the current image to obtain a second result. The first determining step includes determining a peak point coordinate and a fitting diameter of a point spread function of an optical system of the device. The first calculating step includes calculating a three-dimensional displacement of the position to be compensated relative to the reference position. The compensating step compensates the position to be compensated.

An object is a sunlight information provision system that allows a user to easily obtain more detailed sunlight information. A storage unit that stores date-and-time information, location information, and sunlight intensity information that is information regarding sunlight intensity at date and time indicated by the date-and-time information and location indicated by the location information in association with each other; a date-and-time information acquisition unit that acquires the date-and-time information; a location information acquisition unit that acquires the location information; a direction information acquisition unit that acquires the direction information; a first calculation unit that calculates the sunlight intensity information associated with sunlight inquiry information including the date-and-time information acquired by the date-and-time information acquisition unit, the location information acquired by the location information acquisition unit, and the direction information acquired by the direction information acquisition unit; a second calculation unit that calculates direction-specific sunlight intensity information by using a result of calculation of the first calculation unit; and a presentation unit that presents the direction-specific sunlight intensity information calculated by the second calculation unit to a user.

A radiation temperature measuring device includes: an infrared sensor that detects a wavelength including an absorption band by atmosphere; an absorption rate calculation unit that calculates an absorption rate by the atmosphere when measuring a surface temperature of an object from output of the infrared sensor; an output storage unit that stores conversion information for converting the output of the infrared sensor into the surface temperature of the object; a surface temperature calculation correction unit that calculates the surface temperature of the object from the output of the infrared sensor, the absorption rate calculated by the absorption rate calculation unit, and the conversion information; and an absorption rate storage unit that stores in advance the absorption rate by the atmosphere when the conversion information is set, in which the calculated surface temperature of the object is corrected with the absorption rate stored in the absorption rate storage unit.

The present invention relates to a temperature measuring device of a non-contact manner, in a simple configuration at a lower cost than a thermal imaging camera, recognizing a movable target object to be measured using a general camera, and measuring the temperature of the movable target object, wherein the temperature measuring device is provided for recognizing the position information of the movable target object and correcting an error according to a difference in distance or angle from the movable target object to enable accurate temperature measurement.