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411 results about "Thermal sensors" patented technology

Intelligent management method and system for hospital human resources

The invention provides an intelligent management method and system for hospital human resources, and the method comprises the steps: collecting the dynamic position, track and regional thermal distribution data of medical staff in real time through an infrared tracking technology and a building thermal sensor, carrying out the space-time coupling analysis based on an edge calculation node, recognizing the thermal load aggregation characteristics of a high-flow region of a patient, and carrying out the real-time collection of the thermal load. Calculating a medical care response time efficiency threshold value; dynamically matching the on-duty medical care skill labels with the patient demand portraits, and generating a department elastic scheduling priority sequence; a cross-department collaborative scheduling link is constructed in combination with the threshold and the priority, and multi-department qualification mobile medical resources are allocated; and according to the real-time load and burst flow fluctuation characteristics, generating a dynamic scheduling scheme through multi-dimensional efficiency verification, and synchronizing the dynamic scheduling scheme to the terminal. According to the technical scheme provided by the embodiment of the invention, the utilization rate of medical staff can be optimized, and the regional thermal load gathering risk is reduced.
Owner:SHENYANG SHANYOU TECH CO LTD +1

Laser - based targeting and object detection system

A pest control system is disclosed comprising an optical, computational, and monitoring subsystem, optionally mounted on a mobile platform. The optical system may include a neutralizing laser or multi-wavelength light source, discovery and detail cameras (optionally stereo), a beam-steering mechanism, tunable focus, and optional thermal or depth sensors. The processor, such as a GPU or FPGA, identifies insect or biological targets, adjusts laser focus by depth, and controls beam activation. A monitoring system verifies safety by detecting humans or other non-target entities using environmental and thermal cameras; if detected, laser firing is inhibited. The mobile platform may use wheels, propellers, tracks, or cables, with GPS and data links for remote control. A visible light pre-flash may induce a blink reflex before firing. In some embodiments, a scouting drone transmits target coordinates to the neutralization unit, enabling coordinated, efficient, and safe laser-based pest control.
Owner:REYNTJENS NICK

Method for estimating water leakage of soil in high and cold sandy land

The invention relates to the technical field of alpine sand soil moisture leakage estimation technologies, and particularly discloses an alpine sand soil moisture leakage estimation method which comprises the following steps: S1, multi-source data acquisition: acquiring 0-110cm layered soil moisture content and temperature data by using a cold-resistant soil hydrothermal sensor array, and calculating the moisture content and temperature data of the layered soil; synchronously acquiring Sentinel-2 remote sensing data to extract vegetation coverage and land surface temperature, and recording regional freezing and thawing cycle times and biological crust coverage types; s2, key parameter inversion: calculating a permeability coefficient correction factor kFTC = alpha * N (1 / 2) through a multi-expression programming model based on the freezing and thawing cycle number N. According to the method for estimating the soil moisture leakage amount of the high and cold sand land, the limitation of a traditional model based on steady-state water flow and empirical parameters is broken through by quantifying the dynamic effect of freezing and thawing cycles on the porosity of a 30-80 mm soil layer and the water blocking effect of 23.41%-30.39% when the biological crust coverage degree exceeds 30%; and the influence of the low-temperature freezing and thawing cycle and the biological crust on the leakage mechanism of the high and cold sand land is accurately depicted.
Owner:QINGHAI UNIVERSITY

Controlling a mattress climate-control system based on thermal event gradient

PendingUS20250311860A1BedsThermodynamicsControl system
A bed system having a mattress, a mattress climate-control system, a thermal sensor, and a controller. The mattress climate-control system controls a climate at the mattress. The thermal sensor is positioned in the mattress climate-control system. A condition of the thermal sensor changes in response to a thermal event in the mattress climate-control system. The controller is connected to the mattress climate-control system and performs operations including detecting the condition of the thermal sensor indicating the thermal event and based on the condition of the thermal sensor, operating the mattress climate-control system. The thermal event is a change in temperature with respect to time equal to or greater than a threshold change in temperature with respect to time.
Owner:SLEEP NUMBER CORP

Route planning method and system based on Cartesian coordinate robot conveying

The invention relates to the technical field of path planning, in particular to a path planning method and system based on Cartesian coordinate robot conveying, and provides the following scheme that temperature field data are collected through an infrared thermal sensor, the principal component direction is calculated according to the temperature gradient, and a traversal strategy is dynamically adjusted; it is ensured that the robot carries out treatment in the most remarkable temperature change direction; in the processing process, the candidate grids are screened through the temperature transfer relation between the temperature gradient and the outer ring grid, and redundant processing is avoided. Through heat conduction simulation, the system evaluates a temperature transfer effect, optimizes a grid processing sequence, and reduces unnecessary computing resource consumption; and finally, through an iteration mode, the robot efficiently and accurately completes a grid processing task, and optimization of path planning is realized.
Owner:JINNENG HLDG HOUMA THERMAL POWER BRANCH OF SHANXI ELECTRIC POWER CO LTD +1

Gas flow self-adaptive compensation method for MEMS thermal sensor

The invention relates to the technical field of flow measurement, in particular to a gas flow self-adaptive compensation method for an MEMS (micro-electromechanical system) thermal sensor, which utilizes a sensor comprising a micro heater, a temperature sensing element, an auxiliary thermal sensing unit and a micro-disturbance temperature sensing unit to perform multi-dimensional compensation. The method comprises the following steps: applying a multi-frequency thermal excitation signal to a micro heater, performing frequency domain analysis, and extracting a gas feature signature to determine a normalized conversion factor for compensating gas component change; meanwhile, an auxiliary thermal sensing unit is used for monitoring long-term drifting of the sensor under the condition that measurement is not interrupted, and online self-correction is carried out on a main response curve; in addition, a dynamic turbulence index is generated through a micro-disturbance temperature sensing unit, and a compensation model is selected or fused according to the dynamic turbulence index to adapt to a non-ideal flow field. Finally, according to the method, an accurate gas flow value is output by integrating compensation information in the three aspects, and the problems of poor adaptability and low reliability in the prior art are solved.
Owner:QUZHOU YIZHILIANGXIN ELECTRONIC TECHNOLOGY CO LTD

System and method for analyzing temperature changes in supercapacitor battery storage for electric vehicle

Disclosed herein are systems and methods for temperature-based vehicle operation analysis. A thermal sensor measures a temperature associated with an energy storage unit that stores energy. A vehicle attribute sensor measures one or more attributes of a vehicle. The energy storage unit is configured to power a propulsion mechanism of the vehicle. A control system with a processor and memory identifies an effect of the measured temperature associated with the energy storage unit on the one or more attributes of the vehicle. The control system identifies a change to vehicle operation of the vehicle based on the identified effect of the measured temperature associated with the energy storage unit on the one or more attributes of the vehicle. An output interface outputs an indication of the change to vehicle operation of the vehicle.
Owner:SUSTAINABLE ENERGY TECHNOLOGIES INC

Motorized HVAC vent system

A system and method for controlling motorized vents of an HVAC system of a vehicle including at least one motor to move air louvers of an HVAC vent of the HVAC system, at least one thermal sensor to sense hot / cold areas inside the vehicle, and a position and motion control to control movement of the at least one motor, wherein position and motion control determines a targeted positioning of airflow based on hot / cold areas sensed by the thermal sensor.
Owner:UUSI LLC

Thermal sensor device and method for determining a concentration of a target gas in a gas sample

A thermal sensor device serves for determining a concentration of a target gas in a gas sample that further comprises a disturbance gas. The thermal sensor device comprises first and second measurement structures (1, 2) comprising first and second temperature sensors (TS1, TS2) and a heater element (31) operable to cause heat transfer to the measurement structures through the gas sample. Processing circuitry provides heating power (P_3) to the heater element and derives an output signal (S) based on a response of the temperature sensors to the heating power, the output signal being indicative of a concentration of the target gas in the gas sample. The first and second measurement structures have different heat dissipation capabilities, and the processing circuitry derives the output signal from a weighted difference of temperature signals from the first and second temperature sensors. Thereby, a cross-sensitivity of the output signal to a concentration change of the disturbance gas may be reduced or eliminated.
Owner:SENSIRION AG

Equipment for testing electrical performance of ternary lithium ion battery electrode material

The invention relates to the technical field of battery research, development and detection, in particular to a ternary lithium ion battery electrode material electrical performance test device, which comprises a box body and a lithium battery body, the top of the box body is not closed, and the outer walls of the two sides of the box body are symmetrically and slidably connected with U-shaped lifting plates respectively; a mounting plate is fixedly connected among the bottom ends of the four U-shaped lifting plates, the mounting plate is located in the box body, and an annular shell is fixedly connected to the position, close to the middle, of the top of the mounting plate. The mounting plate and the lithium battery body integrally descend into the box body, and meanwhile, the top of the box body is closed by the two top covers, so that the deflagration lithium battery body is sealed in the box body, and the problems that fire possibly spreads quickly, irreversible damage is caused to test equipment, and the test efficiency is high are effectively solved. And the life safety of workers can be seriously threatened.
Owner:LONGNAN JINTAIGE COBALT IND CO LTD

Thermal sensor, thermal sensor array, electronic apparatus including the thermal sensor, and operating method of the thermal sensor

A thermal sensor, a thermal sensor array, an electronic apparatus including the thermal sensor, and an operating method of the thermal sensor are provided. The thermal sensor includes a first region onto which first infrared light is incident, a visible light radiation region configured to radiate visible light generated by incidence of the first infrared light on the first region, a second region onto which second infrared light is incident, and an image sensor configured to receive the visible light radiated from the visible light radiation region. The first region, the second region, and the visible light radiation region each include a nonlinear optical material.
Owner:SAMSUNG ELECTRONICS CO LTD

Systems and methods of detecting trailer anomalies using a thermal sensor

An autonomous vehicle can include a tractor; a trailer coupled with the tractor; a thermal sensor coupled with the trailer, the thermal sensor configured to measure a temperature of the trailer; and one or more processors. The processors can be configured to receive a plurality of temperature measurements of the trailer from the thermal sensor while the autonomous vehicle is driving; compare the plurality of temperature measurements to a condition; and automatically execute a trailer anomaly response protocol responsive to determining at least one of the plurality of temperature measurements satisfies the condition.
Owner:TORC ROBOTICS INC

Heat flux sensor device and method of manufacture thereof

A heat flux sensor device (100) comprising a semiconductor substrate layer (104) and a cap layer (102) that has a substrate-facing side (106) and a reception side (108). The cap layer (102) is bonded on the substrate-facing side (106) to the substrate layer (104), and the substrate layer (104) and the cap layer (102) together defining a first cavity (116). A first thermal sensor element (120, 122) is disposed within the first cavity (116) and configured to translate thermal energy proportional to a temperature difference between the cap layer (102) and the substrate layer (104) into first electrical energy. Signal processing circuitry is provided operably coupled to the first thermal sensor element (120, 122) and configured to use the first electrical energy generated by the first thermal sensor element (120, 122) to measure a heat flux flowing from the cap layer (102) to the substrate layer (104). The first cavity (116) is opaque to infrared electromagnetic radiation incident from the reception side (108) of the cap layer (102).
Owner:MELEXIS TECH NV

Performing thermal management based on temperature evolution models in processor devices

Performing thermal management based on temperature evolution models in processor devices is disclosed herein. In some aspects, a processor device provides a cluster thermal management circuit that is configured to determine power consumption measurements for corresponding functional units of a processor core of a plurality of processor cores of a core cluster. The cluster thermal management circuit also determines temperature measurements by corresponding digital thermal sensors (thermal sensor) external to a point of interest (POI) within the processor core. The cluster thermal management circuit generates a predicted temperature at the POI based on a temperature evolution model that correlates power consumption measurements and temperature measurements with the predicted temperature at the POI. If the cluster thermal management circuit determines the predicted temperature at the POI exceeds a thermal mitigation threshold, the cluster thermal management circuit performs a thermal management operation.
Owner:QUALCOMM INC

Device and method for dry eye treatment

A dry eye treatment device, having a roller, a holder, wherein the roller contacts and rolls over an eyelid in a plurality of directions in a treatment; a heating element to generate heat, wherein at least a portion of the heat is transferred to the roller; a temperature monitoring system, which has a thermal sensor and a temperature control circuit; and an electric power source. The roller is of a convex cylindrical or concave cylindrical shape. A method for dry eye treatment, of cleaning an eyelid with a first cleansing wipe; heating a roller to a predetermined temperature; applying thermally conductive gel between the roller and the eyelid; rolling the roller over the eyelid in a plurality of directions; and removing the thermally conductive gel and expressed debris with a second cleansing wipe; and further, increasing the temperature by an increment and repeating the treatment method.
Owner:ZHANG AIZHONG

Data machine room liquid cooling and air cooling cooperative control system and method based on working condition self-adaption

The invention discloses a data machine room liquid cooling and air cooling cooperative control system and method based on working condition self-adaption, and belongs to the technical field of data machine room heat dissipation control. At present, a data center of a data machine room faces severe challenges during high-density deployment: the traditional air cooling heat dissipation efficiency is low and the energy consumption is high, a liquid cooling system is high in deployment cost and complex in operation and maintenance although the heat dissipation effect is good, and meanwhile, an existing hybrid cooling system lacks an effective dynamic cooperation strategy. For this purpose, a sensing-decision-control three-layer closed-loop control framework is adopted, data are accurately collected in real time by means of an equipment state monitor, a heat sensor and an environment sensor, then intelligent analysis is conducted through a heat load prediction model and a fuzzy PID controller, and the working states of the liquid cooling subsystem and the air cooling subsystem are dynamically adjusted; and optimal balance between heat dissipation efficiency and energy consumption is achieved. The flexibility and energy efficiency of the data center heat dissipation system can be effectively improved, the operation and maintenance cost is greatly reduced, and the system is widely suitable for various high-density data center heat dissipation scenes.
Owner:THREE GORGES ENVIRONMENTAL TECH CO LTD +1

Smart gate apparatus with health identity detection

A smart gate system, and method, includes a thermal sensor for measuring a temperature of a visitor and transmitting the measured temperature, a QR code reader to read a health status QR code having a date range and transmitting a message including health status information of the visitor and a request for entry, a gate controller receiving a control signal for permitting or denying entry through a gate, a server for determining that the health status information and the temperature of the visitor indicate that the visitor has not contracted a predetermined virus and that the visitor is a registered visitor, and responding to the request for entry by transmitting the control signal to the gate controller in accordance with the determination and whether the health status QR code is within the predetermined date range, and the gate controller controlling opening of the gate based on the control signal.
Owner:IMAM ABDULRAHMAN BIN FAISAL UNIV

Phase change heat sink transpiration cooling

An apparatus and system are provided to provide transpiration cooling for an airframe. An airframe includes a body that contains circuitry, a phase change material (PCM) that changes phase to a gas when cooling the circuitry, a fluid reservoir that retains the PCM in liquid and gaseous form, a vapor reservoir that retains the gas, a thermal sensor that detects a temperature of an external surface of the body, and a controller that control ejection of the gas from the vapor reservoir based on the temperature to control a thickness of a boundary air layer at the external surface. The controller also controls flow of the gas from the fluid reservoir to the vapor reservoir via a valve based on pressure in the vapor reservoir detected by a pressure sensor.
Owner:RAYTHEON CO

Solar Panel Inspection Using Unmanned Aerial Vehicles

Methods, systems, and program products of inspecting solar panels using unmanned aerial vehicles (UAVs) are disclosed. A UAV can obtain a position of the Sun in a reference frame, a location of a solar panel in the reference frame, and an orientation of the solar panel in the reference frame. The UAV can determine a viewing position of the UAV in the reference frame based on at least one of the position of the Sun, the location of the solar panel, and the orientation of the solar panel. The UAV can maneuver to the viewing position and point a thermal sensor onboard the UAV at the solar panel. The UAV can capture, by the thermal sensor, a thermal image of at least a portion of the solar panel. A server onboard the UAV or connected to the UAV can detect panel failures based on the thermal image.
Owner:SKYDIO INC

Precise drilling and milling equipment control method and system for PCB

The invention discloses a precise drilling and milling equipment control method and system for a PCB, and relates to the technical field of intelligent manufacturing, and the method comprises the steps: collecting heat sensor data and visual camera data in real time, carrying out the preprocessing, and generating a coordinate data stream; constructing a thermal deformation model, deducing a three-dimensional thermal drift amount through the coordinate data flow, and generating a predicted compensation value and a target position of drilling and milling equipment; the drilling and milling equipment is controlled to execute the intermediate instruction after the first compensation, and the visual offset and the current thermal field data when the drilling and milling equipment moves are collected in real time; according to the visual offset and the current thermal field data, performing space-time gradient coupling optimization on the intermediate instruction after the first compensation to obtain a secondary fine tuning instruction and inputting the secondary fine tuning instruction into the drilling and milling equipment; and outputting a comprehensive precision report after the drilling and milling equipment finishes processing, and carrying out persistent storage. According to the method, the thermal deformation model and the Nash equilibrium trajectory decision-making mechanism are constructed, and space-time gradient online compensation is combined, so that the problem of high-precision trajectory dynamic drift suppression is solved.
Owner:NANJING TECH UNIV

Method for implementing temperature monitoring on power devices by means of thermal observer

Disclosed in the present invention is a method for implementing temperature monitoring on power devices by means of a thermal observer. The method comprises: mounting sensors on the upper surface of a radiator and at an NTC in a power module, so as to construct a sensor network to implement information collection with respect to heating situations of different power devices; fitting a thermal network on the basis of a thermal response curve, and extracting thermal resistance and thermal capacitance from a model to establish a thermal impedance matrix, and forming a state-space equation for a thermal sensor network; establishing a thermal observer by using a Gillijn De Moor filter algorithm, so as to estimate losses of the power devices, and realize thermal information observation with respect to operations of the devices; and fitting a thermal network model of the devices and the environment by means of the thermal network, so as to realize real-time tracking of junction temperatures of the power devices. The present invention can be flexibly expanded on the basis of the number of devices and a module structure, thereby realizing device temperature monitoring with high safety, good real-time performance and high accuracy.
Owner:ZHEJIANG UNIV

Liquid flow detection system and method based on thin film thermistor

The invention relates to a liquid flow detection system based on a thin film thermistor, and the system comprises a pipeline which is used for conveying to-be-detected liquid; the sensor body is mounted on the pipe wall of the pipeline; the inductive probe is arranged at the bottom of the sensor body and extends into a flow channel of the pipeline, the inductive probe comprises a heating resistor serving as a heating element and a temperature measuring resistor serving as a temperature measuring element, and the temperature measuring resistor is located at the downstream of the heating resistor; and the signal processing circuit board is arranged inside or outside the sensor body, is electrically connected with the heating resistor and the temperature measuring resistor, and is used for collecting and processing temperature signals. According to the invention, the MEMS film thermistor is utilized, the thermal capacity is small, the response is fast, and the fault of a traditional thermal sensor is broken through; according to the method, the thermal saturation bottleneck of a small flow area with the flow rate of 1 [mu] L / min is overcome, and a delta T / delta t composite algorithm model is introduced, so that the linearity and the sensitivity of the low flow area are effectively expanded, and the flow measurement with the precision of nL / min to [mu] L / min is realized.
Owner:DONGGUAN JINGPIN ELECTRONICS TECH

A mold caking and breakout intelligent prediction method based on thermal-mechanical collaborative sensing

PendingCN122644528ASensor arrayHeat flux
The present application relates to a kind of based on heat-power collaborative perception's crystallizer sticking breakout intelligent prediction method, belong to continuous casting safety monitoring and intelligent manufacturing technical field.It includes: in the matrix arrangement MEMS thermal sensor array on crystallizer copper plate, copper plate local temperature and heat flux density are synchronously detected online;Online detection crystallizer friction force;Single time network model and group space network model are constructed, and thermal quantity dynamic characteristic and space propagation characteristic are extracted;Thermal quantity neural network model is constructed to the mode recognition of characteristic waveform;Friction force signal is decomposed by empirical mode, and trend quantity change characteristic is extracted;Friction force neural network prediction model is constructed, and abnormal state is identified by forecast deviation;Steel grade composition crack sensitive index and other auxiliary judgment index are calculated;Finally, through the weighted score and the multi-source information fusion decision maker of dynamic threshold correction output sticking breakout prediction grade.
Owner:CISDI ENGINEERING CO LTD +1

Portable device for measuring at least one sap flow in a plant

The invention relates to a portable measuring apparatus (100) for measuring at least one sap flow in a plant, said plant having an external envelope, said apparatus (100) comprising: - a microwave transmitter (10) for emitting a microwave electromagnetic flow towards a first part of the external envelope of said plant so as to heat an internal portion of said plant; - a thermal sensor (20) arranged to capture thermal radiation from said plant over time, - a processing unit (30) configured to determine, from the thermal radiation captured by the thermal sensor, a displacement of the heat front over time in said plant and to estimate, on the basis of the displacement of the heat front, the sap flow Figure for the abstract: Fig. 2
Owner:UNIVERSITY OF MONTPELLIER +3

Textile thermal sensors

Aspects and embodiments relate to a textile thermal sensor (100), being a patch or a portion of a wearable article 1 for example. The textile thermal sensor (100) comprises a fabric substrate layer (102) having an interior surface (104) and an exterior surface (106). The textile thermal sensor comprises first and second electrically conductive threads (108, 110) on the interior surface (104), comprising different electrically conductive materials. The first and second electrically conductive threads (108, 110) are electrically connected at a first thermal sensing junction (112) on the interior surface (104). The textile thermal sensor 100 further comprises a securing thread arrangement 114 extending through the fabric substrate layer (102) and comprising securing stitches (116) which secure the first and second electrically conductive threads (108, 110) on the interior surface (104) of the fabric substrate layer (102).
Owner:NORTHUMBRIA UNIVERSITY

Smart battery with built-in thermal sensor

The invention provides a rechargeable battery system. The rechargeable battery system includes: a battery cell having a laminated case encapsulating an electrolyte and an electrode stack; the thermal sensing pad is embedded in the battery unit, the thermal sensing pad comprises a plurality of temperature sensors arranged at different positions in the battery unit, and each temperature sensor is packaged in an electrolyte-resistant material; the integrated circuit board is electrically connected with the thermal sensing pad; the integrated circuit board is configured to: (1) receive a sensing signal from the temperature sensor; (2) converting the sensing signal into digital temperature data; and (3) transmitting the digital temperature data to a battery management system. The battery management system is configured to analyze the digital temperature data to evaluate an internal temperature condition of the battery cell.
Owner:NANO & ADVANCED MATERIALS INST

Flow cell assemblies and related systems and methods

Flow cell assemblies and related systems and methods are disclosed. In accordance with an implementation, an apparatus includes: a system, including: a receptacle; a cartridge assembly receivable within the receptacle. The cartridge assembly includes a well; and an outlet port fluidly coupled to the well. The apparatus includes a flow cell assembly, including: a body; a flow cell supported by the body and including a channel; and a sensor assembly comprising a heater and a thermal sensor. The outlet port is fluidly coupled to the flow cell. A leak test is to be performed on the cartridge assembly and the flow cell assembly using the thermal sensor.
Owner:ILLUMINA INC

Thermopile laser sensor with response time acceleration and methods of use and manufacture

The present application discloses an improved thermopile laser sensor apparatus and methods of use. In one embodiment, the apparatus includes a sensor body having a first sensor body recess and a second sensor body recess formed therein, with a substrate positioned in the first sensor body recess in thermal communication with the sensor body. The substrate includes at least one absorber attached thereto and configured to absorb a portion of a beam of laser energy. A first thermal sensor in thermal communication with the substrate and the sensor body may be formed on or attached to the substrate. A second thermal sensor in thermal communication with the sensor body may be positioned in the second sensor body recess. A thermal barrier configured to reduce the rate of transfer of thermal energy from the substrate to the second thermal sensor may be positioned between the substrate and the second thermal sensor.
Owner:OPHIR OPTRONICS SOLUTIONS LTD

Intelligent detection auxiliary device for photoelectric sensor and operation method of intelligent detection auxiliary device

The invention relates to an intelligent detection auxiliary device for a photoelectric sensor and an operation method thereof, and relates to the technical field of detection auxiliary devices, the intelligent detection auxiliary device comprises a detection auxiliary assembly, the detection auxiliary assembly comprises a visible laser emission module which is coaxially arranged with a correlation type photoelectric sensor emitter and is used for emitting a visible calibration light beam; the surface, facing the visible laser emission module, of the calibration identification plate is provided with a calibration reference mark, a heat-sensitive sensor array is embedded in the calibration identification plate, and the heat-sensitive sensor array is used for detecting the light spot position of the visible calibration light beam and generating a position signal; according to the method, a visual laser calibration mode is adopted, the process is visual, manual checking and timely intervention adjustment are facilitated, the deviation point position of the heat-sensitive sensor is utilized for confirmation, then corresponding automatic calibration is carried out, the process is more intelligent, the calibration precision is higher, and meanwhile the complexity and workload of manual calibration work are reduced.
Owner:DONGHUA UNIV +1

Human falling detection employing thermal sensor and image sensor

There is provided a human falling detection system including an image sensor, a thermal sensor and a microphone. The image sensor captures an image frame that is used to identify a face and a height-width ratio of a human image. The thermal sensor is used as a filter for filtering out a living body and captures a thermal image that is used to identify a height-width ratio of a human thermal image. The microphone records a time stamp of an abrupt sound appearing.
Owner:PIXART IMAGING INC