This relates to sensor systems, detectors, imagers, and readout integrated circuits (ROICs) configured to selectively detect one or more frequencies or polarizations of light, capable of operating with a wide dynamic range, or any combination thereof. In some examples, the detector can include one or more light absorbers; the patterns and/or properties of a light absorber can be configured based on the desired measurement wavelength range and/or polarization direction. In some examples, the detector can comprise a plurality of at least partially overlapping light absorbers for enhanced dynamic range detection. In some examples, the detector can be capable of electrostatic tuning for one or more flux levels by varying the response time or sensitivity to account for various flux levels. In some examples, the ROIC can be capable of dynamically adjusting at least one of the frame rate integrating capacitance, and power of the illumination source.

A thermal image generating apparatus for generating a thermal image regarding a target object is provided. The apparatus includes a memory configured to store a first thermal image, a first sensor, configured to measure a temperature of the target object, a second sensor configured to measure a distance to the target object, a third sensor configured to detect a movement of the thermal image generating apparatus, and a controller configured to generate a second thermal image based on temperature information received from the first sensor, distance information received from the second sensor, and movement information received from the third sensor, and generate a third thermal image based on the first thermal image and the second thermal image.

An optical sensor includes: a semiconductor layer including a first region, a second region, and a third region between the first region and the second region; a gate electrode facing to the semiconductor layer; a gate insulating layer between the third region and the gate electrode, the gate insulating layer including a photoelectric conversion layer: a signal detection circuit including a first signal detection transistor, a first input of the first signal detection transistor being electrically connected to the first region; a first transfer transistor connected between the first region and the first input; and a first capacitor having one end electrically connected to the first input. The signal detection circuit detects an electrical signal corresponding to a change of a dielectric constant of the photoelectric conversion layer, the change being caused by incident light.

A spectrometer system may be used to determine one or more spectra of an object, and the one or more spectra may be associated with one or more attributes of the object that are relevant to the user. While the spectrometer system can take many forms, in many instances the system comprises a spectrometer and a processing device in communication with the spectrometer and with a remote server, wherein the spectrometer is physically integrated with an apparatus. The apparatus may have a function different than that of the spectrometer, such as a consumer appliance or device.

An electronic device according to various exemplary embodiments of the present disclosure includes: a motion sensor; a temperature sensor configured to acquire temperature information on an external object; an image sensor configured to acquire an image on the external object; and a processor, and the processor is configured to: identify a motion of the electronic device and a motion of the external object using the motion sensor or the image; when the motion falls within a specified range, acquire the temperature information in a first method; when the motion falls within another specified range, acquire the temperature information in a second method; and provide an indicator corresponding to the temperature information through a display functionally connected with the electronic device.

A flame or gas detection method includes determining non-imaging sensor system detection state for a scene of interest, determining an imaging sensor system detection state for the scene of interest, and validating one of the non-imaging sensor system detection state and the imaging sensor system detection state with the other of the non-imaging sensor system detection state and the imaging sensor system detection state. A flame or gas detecting system detection state is then indicated at a user interface including the validated one of the non-imaging sensor system detection state and the imaging system detection state. Flame or gas detection systems and computer program products are also described.

An apparatus for measuring surface temperature of a substrate being illuminated by a pulsed light beam configured to heat the substrate and by a beam of probing light, wherein the heated substrate emits a radiated beam of thermal radiation, wherein the apparatus includes an optical system configured to collect the radiated beam and a reflected beam of probing light propagating in substantially close directions, wherein the collected radiated beam and the collected reflected beam are separately routed to a respective detector via a respective routing element, the respective detectors being configured to measure the intensity of the collected radiated beam and collected reflected beam simultaneously and at the same wavelength, wherein the surface temperature is calculated based on the collected radiated beam and on the collected reflected beam.

A method and apparatus for calibration non-contact temperature sensors within a process chamber are described herein. The calibration of the non-contact temperature sensors includes the utilization of a band edge detector to determine the band edge absorption wavelength of a substrate. The band edge detector is configured to measure the intensity of a range of wavelengths and determines the actual temperature of a substrate based off the band edge absorption wavelength and the material of the substrate. The calibration method is automated and does not require human intervention or disassembly of a process chamber for each calibration.

A sensor network with multiple wireless communication channels and multiple sensors for surveillance is disclosed. The network may enable object detection, recognition, and tracking in a manner that balances low-power monitoring and on-demand high-speed data transferring.

A method of measuring ocular surface temperature includes steps as follows. Using a built-in temperature sensor called a black plate herein, an infrared heat sensor is provided and the temperature sensor contacts the black plate. The temperature sensor measures an actual black plate temperature. The infrared heat sensor detects a radiation emitted by the black plate, and the radiation is computed according to a temperature rising curve through a computing unit of a work station to generate a computed black plate temperature. A value of temperature shifting error is determined by subtracting the actual black plate temperature from the computed black plate temperature.