G01J5/04

Silicon nitride-carbon nanotube-graphene nanocomposite microbolometer IR detector

The present disclosure is a infrared sensor capable of being integrated into a IR focal plane array. It includes of a CMOS based readout circuit with preamplification, noise filtering, and row/column address control. Using either a microbolometer device structure with either a thermal sensing element of vanadium oxide or amorphous silicon, a nanocomposite is fabricated on top of either of these materials comprising aligned or unaligned carbon nanotube films with IR trans missive layer of silicon nitride followed by one to five monolayers of graphene. These layers are connected in series minimizing the noise sources and enhancing the NEDT of each film. The resulting IR sensor is capable of NEDT of less than 1 mK. The wavelength response is from 2 to 12 microns. The approach is low cost using a process that takes advantage of the economies of scale of wafer level CMOS.

Sensor and control systems for food preparation

A temperature-regulating unit includes a base, a thermal element, a contactless sensing assembly, and a controller. The base is configured to support at least one of a pan or a food product. The thermal element is positioned to thermally regulate the at least one of the pan or the food product. The contactless sensing assembly is positioned to acquire sensor data regarding the at least one of the pan or the food product. The controller is configured to receive the sensor data from the contactless sensing assembly and adaptively control the thermal element based on the sensor data.

Sensor and control systems for food preparation

A temperature-regulating unit includes a base, a thermal element, a contactless sensing assembly, and a controller. The base is configured to support at least one of a pan or a food product. The thermal element is positioned to thermally regulate the at least one of the pan or the food product. The contactless sensing assembly is positioned to acquire sensor data regarding the at least one of the pan or the food product. The controller is configured to receive the sensor data from the contactless sensing assembly and adaptively control the thermal element based on the sensor data.

Transmission-based temperature measurement of a workpiece in a thermal processing system

A thermal processing system for performing thermal processing can include a workpiece support plate configured to support a workpiece and heat source(s) configured to heat the workpiece. The thermal processing system can include window(s) having transparent region(s) that are transparent to electromagnetic radiation within a measurement wavelength range and opaque region(s) that are opaque to electromagnetic radiation within a portion of the measurement wavelength range. A temperature measurement system can include a plurality of infrared emitters configured to emit infrared radiation and a plurality of infrared sensors configured to measure infrared radiation within the measurement wavelength range where the transparent region(s) are at least partially within a field of view the infrared sensors. A controller can be configured to perform operations including obtaining transmittance and reflectance measurements associated with the workpiece and determining, based on the measurements, a temperature of the workpiece less than about 600° C.

Ear tag module

An ear tag module includes a rod member, a spike, a circuit component, and a temperature sensor. The spike is disposed on one side of the rod member, and the circuit component is disposed on another side of the rod member. The temperature sensor is electrically connected to the circuit component. When the spike penetrates an ear, the ear is in contact with a sensing area of the rod member, and the temperature sensor is located in the rod member to detect a temperature of the ear and transmit at least one temperature sensing information to the circuit component.

Thermal Radiation Vehicle Night Vision System
20230070384 · 2023-03-09 ·

A night vision system including a thermal radiation night vision device for removably mounting to an exterior of a vehicle. The night vision device is to detect thermal radiation for objects present around the vehicle and to create a video with the detected objects. The created video may be communicated to a display device located within an interior region of the vehicle for displaying the video stream to a user driving the vehicle. The system may include a connector having a standard interface to easily and securely connect to a mounting device that is designed to mount to a roof, a light bar, a fender, a grill or a bumper of the vehicle. The mounting device may be configured to replace a portion of a frame of a spotlight mounted to the vehicle in order to secure the thermal radiation night vision device to the spotlight.

Temperature measuring device and method using thermal imaging camera, and computer-readable recording medium

A temperature measuring device using a thermal imaging camera according to an embodiment of the present invention may comprise: a first operation module for obtaining, for the thermal imaging camera, a curve of temperature difference versus output code difference where the X axis represents the output code difference and the Y axis represents the temperature difference indicated by a plurality of measured values; a second operation module for obtaining a function of temperature difference versus output code difference, the function curve-fitted by using the curve of temperature difference versus output code difference; and a third operation module for measuring the temperature of an object by applying the curve-fitted function of temperature difference versus output code difference.

THERMAL CAMERA ASSEMBLY AND CONTROL SYSTEM AND METHOD FOR CONTROLLING AN INDUSTRIAL PRODUCTION PROCESS COMPRISING A THERMAL CAMERA ASSEMBLY

Thermal camera assembly (1) comprising a thermal imaging detector (3) providing thermographic images and/or recordings, a protective casing (2) which houses the thermal imaging detector and includes a window (5) with a transparent screen (6), one or more sensors (15;16;20;32;33) arranged in the protective casing and providing signals indicative of a physical quantity or a state, one or more actuators (8;22;28) arranged in the protective casing, and a control unit (9) which is integrated in the protective casing. The control unit is directly connected to the thermal imaging detector to receive the thermographic images and/or recordings and transmit them to the outside, to the sensors to receive the relative signals, and to the actuators to control the latter according to the signals received. The control unit is able to manage and control the communication between all the components of the thermal camera and the outside. The thermal camera assembly is part of a control system for controlling an industrial production process and is used in a relative control method.

Process for manufacturing a microbolometer containing vanadium oxide-based sensitive material

A microbolometer may include a sensitive material based on vanadium oxide (VO.sub.x) with an additional chemical element such as boron (B), but excluding nitrogen (N), the sensitive material wherein the sensitive material (i) is amorphous, (ii) has an electrical resistivity at ambient temperature in a range of from 1 to 30 Ω.Math.cm, (ii) has a homogeneous chemical composition, and (iv) has an amount of boron, defined as a ratio of a number of boron to vanadium atoms to that of vanadium, at least equal to 0.086.

BOLOMETER AND METHOD FOR MANUFACTURING SAME
20230160750 · 2023-05-25 · ·

A bolometer having a high TCR, a bolometer array, and a method for manufacturing the same are provided.

The present invention is related to a bolometer including a substrate, a positively charged adhesive layer provided on the substrate, and a bolometer film comprising semiconducting carbon nanotubes and a negative thermal expansion material, both of which are negatively charged, and are electrostatically adsorbed to the adhesive layer.