A system for determining occupancy in an environment is provided. The system includes plurality of sensor bundles, with each bundle including a presence sensor and a motion sensor. The system further includes a controller in communication with each sensor bundle. The controller is configured to designate one of the sensor bundles as presence triggered if persons are present within a field of view of the presence sensor. The controller is further configured to designate one of the sensor bundles as motion triggered if persons are moving within a field of view of the motion sensor. The controller is further configured to determine a triggered bundle count of the sensor bundles which are both presence triggered and motion triggered. The controller is further configured to determine an occupancy count for the environment based upon the triggered bundle count.

A radiometric camera having internal black body components and a method for calibrating a radiometric camera having internal black body components. A radiometric camera includes a detector, the detector further including a thermal detector configured to capture thermal images, wherein the thermal detector is pointed in a direction, wherein the radiometric camera is adapted to receive at least one black body element in front of the detector with respect to the direction of the thermal detector, the thermal detector having a plurality of portions including at least one first portion, wherein the at least one black body element affects radiation readings by the at least one first portion of a plurality of portions of the thermal detector when disposed in the radiometric camera.

An occupancy sensor device may comprise a lens having a rated focal length, the lens to refract infrared radiation to converge at a point at the rated focal length; a passive infrared (PIR) sensor comprising detecting elements; and a body coupled with the lens and the PIR sensor to fix a distance between the lens and the PIR sensor, wherein the distance is less than a rated focal length of the lens and between the rated focal length of the lens and the lens, and the detecting elements of the PIR sensor are positioned to capture infrared radiation refracted by the lens. Some embodiments comprise a PIR sensor comprising an exposure area to capture infrared radiation incident to the exposure area; the PIR sensor comprising a first circuit board and a second circuit board coupled with the PIR sensor, the second circuit board perpendicular to the first circuit board.

A device for detecting infrared radiation emanating from a subject while not in physical contact with the subject. The device includes a body, an infrared sensor located in the body oriented to receive the infrared radiation and to generate at least one output that corresponds to the received infrared radiation, a rangefinder located in the body to generate at least one output that corresponds to a distance between the device and the subject, an ambient sensor to determine ambient temperature and to generate at least one output that corresponds to the ambient temperature, an analog to digital converter in communication with the infrared sensor, the rangefinder, and/or the ambient sensor, to receive the at least one output, a processor in communication with the analog to digital converter, the infrared sensor, the rangefinder, and/or the ambient sensor to process an output of the analog to digital converter, the at least one output of the infrared sensor, the at least one output of the rangefinder, and/or the at least one output of the ambient sensor, into a computed temperature of the subject. The processor adjusts the computed temperature based on the ambient temperature and the distance between the device and the subject corresponding to a maximum computed temperature of the subject. The device includes a display to show the temperature of the subject that is based at least in part on the computed temperature.

A rotary animal repelling device, including: a housing, which includes a fixed body part and a head above the body part, and a mounting disc is fixedly provided on an inner periphery of a cavity of the head. A motor is located on the mounting disc, a rotating shaft extends through the mounting disc and is fixed to a side of the body part facing the head. The mounting disc has a sounder and a laser light, and the sounder and the laser light are coupled to the motor by transmission line, respectively. The laser light extends to outside of the head, the mounting disc has a radar sensor to detect an approach of animals and a control main board communicatively coupled to the radar sensor, the control main board is communicatively coupled to the motor, and the control main board has a control switch extending outside of the housing.

Disclosed is an infrared sensor with a switch, and relates to the technical field of infrared sensing. The infrared sensor further comprises a key and a function switch, wherein the function switch is fixed on a substrate and close to the direction of a Fresnel lens, the key is installed on the Fresnel lens, the key is connected with the function switch, a user can press the key and control the function switch to work, and the function switch is electrically connected with the substrate and used for switching the working state. The infrared sensor with a switch is simple in structure and convenient to operate.

A security light having optional connection to multiple power supplies. The lighting controller can sense the appropriate connected supply and automatically connect to three different power supplies which include house voltage connection through a typical junction box, a remote solar charging station, and on-board batteries that can be used as a third backup power supply. Additional implementations include power outage detection and backup illumination along with low voltage power supply from a mounting structure.

A method and an apparatus for measuring temperature, and a computer-readable storage medium includes detecting a target position of an object in an input image; determining key points of the target position and weight information of each key point based on a detection result of the target position, in which the weight information is configured to indicate a probability of each key point being covered; acquiring temperature information of each key point; and determining a temperature of the target position at least based on the temperature information and the weight information of each key point.

A projector includes a first detection section which has a first sensor provided to an enclosure, and has a first detection axis as a central axis of a first detection range as a detection range of the first sensor, and a second detection section which has a second sensor provided to the enclosure, and has a second detection axis as a central axis of a second detection range as a detection range of the second sensor, and a distance of the first detection range from the first sensor in the first detection axis of the first detection section is longer than a distance of the second detection range from the second sensor in the second detection axis of the second detection section.

A vehicle theft-prevention apparatus can include at least one computing device couple to a plurality of sensors and a wireless transceiver. The plurality of sensors can be configured to sense measurements proximate to a vehicle. The at least one computing device can be configured to read a plurality of first measurements of a first sensor of the plurality of sensors. Based on the plurality of first measurements from the first sensor, the at least one computing device can determine that a key fob moved outside of a range of the first sensor. In response to the key fob moving outside of the range of the first sensor, the at least one computing device can transition to an armed state. The at least one computing device can read a plurality of second measurements from a subset of the plurality of sensors. Based on the plurality of second measurements, the at least one computing device can determine that a person has entered the vehicle.