G01J2005/123

MONOLITHIC POST COMPLEMENTARY METAL-OXIDE-SEMICONDUCTOR INTEGRATION OF THERMOELECTRIC-BASED INFRARED DETECTOR
20220185660 · 2022-06-16 ·

A complementary metal oxide semiconductor (CMOS) device embedded with micro-electro-mechanical system (MEMS) components in a MEMS region is disclosed. The MEMS components, for example, are infrared (IR) thermosensors. The MEMS sensors are integrated on the CMOS device monolithically after CMOS processing. For example, the MEMS sensors are formed over a BEOL dielectric of a CMOS device. The device is encapsulated with a CMOS compatible IR transparent cap to hermetically seal the MEMS sensors in the MEMS region.

INFRARED DETECTOR AND INFRARED IMAGER
20220191409 · 2022-06-16 ·

An infrared detector includes a thermoelectric element, an infrared light absorber located on the thermoelectric element, and an electrical signal detecting element. The infrared light absorber includes a plurality of carbon nanotubes entangled with each other to form a network structure and a plurality of carbon particles in the network structure. The electrical signal detecting element is configured to detect a change of an electrical signal of the thermoelectric element.

PHONONICALLY-ENHANCED IMAGER (PEI) PIXEL
20220174228 · 2022-06-02 ·

An imager pixel comprising a micro-platform supported by phononic nanowires, the nanowires providing an extreme-level of thermal isolation from a surrounding substrate. The micro-platform in embodiments comprises thermal sensors sensitive to heat from absorbed incident longwave/shortwave photonic irradiation. In embodiments, the pixel photonic sensing structure comprises both a thermal sensor together with a separate photodiode/phototransistor/photogate for sensing RGB and NIR wavelengths. Some embodiments comprise a micro-platform with an integral Peltier thermoelectric element permitting in situ refrigeration to cryogenic temperatures.

Communication apparatus and method for adaptive cooling of antenna elements
11742561 · 2023-08-29 · ·

A communication apparatus includes an antenna array having a plurality of antenna elements, and a plurality of thermoelectric devices that are arranged on the plurality of antenna elements of the antenna array. The communication apparatus further includes a processor that determines which subset of the antenna elements of the plurality of antenna elements are in an activated state and which are in a deactivated state, and further control each of the plurality of thermoelectric devices to execute an activation or a deactivation of each of the plurality of thermoelectric devices in synchronization with the activated state or the deactivated state of different subsets of antenna elements of the plurality of antenna elements.

AUTO DETECTION SYSTEM BASED ON THERMAL SIGNALS

There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.

PHOTOSENSOR

A photosensor includes: a support; a thermoelectric conversion material section that is disposed on a first main surface of the support and that includes a plurality of first material layers each having an elongated shape, a plurality of second material layers each having electrical conductivity and an elongated shape, and an insulating film, the first material layers and the second material layers each being configured to convert thermal energy into electrical energy; a heat sink that is disposed on a second main surface of the support and along an outer edge of the support; a light-absorbing film that is disposed in a region surrounded by inner edges of the heat sink as viewed in a thickness direction of the support so as to form temperature differences on the first main surface of the support in longitudinal directions of the first material layers.

Auto detection system based on thermal signals

There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.

AUTO DETECTION SYSTEM FOR COOKING ASSISTANCE AND HAIR DRYER WITH THERMAL DETECTION

There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.

Communication apparatus and method for adaptive cooling of antenna elements
11527809 · 2022-12-13 · ·

A communication apparatus that includes a first antenna array having a first plurality of antenna elements, and a first plurality of thermoelectric devices that are arranged on the first plurality of antenna elements of the first antenna array. The communication apparatus further includes a processor that obtains traffic information of a geographical area surrounding a deployed location of the communication apparatus. The processor further controls each of the first plurality of thermoelectric devices to increase or decrease cooling from each of the first plurality of thermoelectric devices based on the obtained traffic information that indicates a number of user equipment (UEs) to be served in the geographical area.

DEVICE AND METHOD FOR DETECTING THE PRESENCE, IN PARTICULAR A FALL OF A PERSON
20220260422 · 2022-08-18 ·

Disclosed is a device for detecting the fall of a person, comprising at least one matrix thermal sensor (2), preferably a matrix thermopile sensor.