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70results about "Automatic recalibration" patented technology
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Precise environment monitoring and early warning system
The invention discloses a precise environment monitoring and early warning system, and belongs to the technical field of environment monitoring. Aiming at the problems that an existing system is fixed in threshold value, poor in adaptability and complex in calibration, the system integrates a temperature sensor, a humidity sensor, a vibration strength sensor and a structural stress sensor through a multi-parameter acquisition module, and environment parameter data are obtained in real time; the central processing module operates a dynamic threshold adjustment algorithm to automatically update the dynamic threshold of each parameter, triggers a multi-sensor calibration mechanism when detecting the sudden change of the parameter, and automatically corrects the reference value of the corresponding parameter after calibration; the early warning execution module responds immediately when any parameter exceeds a dynamic threshold value. According to the system, through the dynamic threshold optimization and automatic calibration technology, the environmental parameter monitoring precision and the system adaptability are remarkably improved, and the system can be widely applied to real-time safety monitoring and early warning in the fields of prefabricated building hoisting operation, building construction, ultra-deep foundation pit supporting and the like.
Owner:CHINA ROAD & BRIDGE
Highway pavement ice condensation monitoring system
ActiveCN120217115ARoad vehicles traffic controlAutomatic recalibrationEnvironmental resource managementTraffic crash
The invention, which relates to the technical field of highway traffic safety monitoring, discloses an expressway pavement ice condensation monitoring system comprising a data acquisition module for acquiring environmental data and pavement icing state information on an expressway pavement; and the self-calibration module is connected with the data acquisition module, performs self-calibration on the data acquisition module according to the environment data acquired in real time and the road surface icing state information, and corrects sensor errors caused by external environment factors. According to the highway pavement ice condensation monitoring system, a self-calibration function is added in monitoring equipment and an intelligent algorithm is introduced, so that the monitoring system can automatically correct measurement errors caused by external environment changes in real time, and a machine learning model is combined to predict pavement conditions more accurately; the working stability of the system in severe weather can be improved, and the risk of icing of the road surface can be found earlier, so that more accurate early warning information is provided for a traffic management department, and the probability of traffic accidents is reduced.
Owner:SHAANXI EXPRESSWAY ENG TESTING INSPECTION & TESTING CO LTD
Equipment state monitoring method and system based on automatic working condition calibration and multi-dimensional signal analysis
ActiveCN120668219AMeasurement apparatus componentsAutomatic recalibrationIndustrial equipmentTesting Methods
The invention relates to the technical field of industrial equipment state monitoring, in particular to an equipment state monitoring method and system based on automatic working condition calibration and multi-dimensional signal analysis. The full-link automatic closed-loop monitoring of the equipment operation state from calibration to diagnosis to abnormal response is realized, the real-time performance, accuracy and intelligent level of the equipment state monitoring process are remarkably improved, the problems of inaccurate working condition identification, single feature analysis dimension and insensitive abnormal state identification in the prior art are solved, and the method is suitable for popularization and application. The operation reliability of the equipment is practically improved, and the fault risk and the maintenance cost are reduced.
Owner:HECHEN ZIYI (JIAXING) TECH CO LTD
Sensor intelligent calibration system and method
ActiveCN120970709AAutomatic recalibrationThermometer testing/calibrationCommunication interfaceData management
The invention relates to the technical field of sensor calibration, and discloses an intelligent calibration system and method for a sensor, and the system comprises a hardware integrated host, a main control module, a calibration data storage module, a communication interface module, a sensor type recognition module and PC end detection software. The method is applied to the system. According to the invention, through the multi-channel design of the hardware integrated host, convenient access and real-time calibration of multiple types of sensors are realized, and the time consumption of equipment switching is reduced; a segmented compensation model is matched through a sensor type identification module based on impedance characteristics and a voltage range, so that the problem of wide-temperature-range nonlinear compensation is solved, and the calibration precision of sensors such as platinum resistors and thermocouples is improved; the standard source data is integrated through the calibration data storage module and PC end detection software to generate a calibration report, and full-life-cycle data management and quality tracing are realized, so that the adaptability to various sensors is improved, and the calibration efficiency, the data consistency and the expandability are improved.
Owner:HU NANJING QI BIOTECHNOLOGY CO LTD
Automatic sensor calibration management system and method based on data visualization
InactiveCN120313759AAutomatic recalibrationThermometer testing/calibrationEngineeringData visualization
The invention provides an automatic sensor calibration management system and method based on data visualization, relates to the field of sensor calibration, and adopts a data analysis technology based on artificial intelligence to extract deep implicit features from temperature time sequence deviation data. The method comprises the following steps: firstly, generating a precise small-amplitude adjustment suggestion in combination with semantic coding characteristics of the calibrated temperature sensor, visually displaying the suggestion on a display screen, and finally, automatically calibrating the calibrated temperature sensor based on the calibration adjustment suggestion and a mechanical arm, similarly, referring to a calibration mode of the temperature sensor, and automatically calibrating the calibrated temperature sensor. And the humidity sensor and the pressure sensor are automatically calibrated. Therefore, the calibration efficiency and the intelligent level of the sensor can be effectively improved.
Owner:BEIJING LEYANG TECHNOLOGY CO LTD
System and method for recording and recovering power-down position of virtual multi-turn absolute value encoder
PendingCN121577073AAutomatic recalibrationApparatus with stored calibration coefficientsControl theoryEncoder
The invention relates to the technical field of encoders, and discloses a system and a method for recording and recovering a power failure position of a virtual multi-turn absolute value encoder. The system comprises: a virtual multi-turn absolute value encoder; the nonvolatile storage module is used for storing a multi-circle real-time record and a multi-circle actual numerical value of the recovery algorithm module at each power-off moment; the multi-turn real-time recording and recovery algorithm module comprises an initialization compensation unit and a real-time calculation recording unit, and the initialization compensation unit is used for reading the multi-turn actual numerical value of the multi-turn real-time recording and recovery algorithm module at the last power-off moment from the nonvolatile storage module in the power-on initialization stage and calculating the real-time calculation recording unit according to the multi-turn actual numerical value of the multi-turn real-time recording and recovery algorithm module. The real-time calculating and recording unit is used for calculating a multi-circle actual value at the current moment and a multi-circle position actual value at the current moment according to the multi-circle compensation value; and feeding back the actual value of the multi-circle position at the current moment to the external equipment and recording the actual value of the multi-circle position at the current moment into the nonvolatile storage module.
Owner:AEROSPACE SCI & ENG INTELLIGENT ROBOT CO LTD
Environmental sensor for transport refrigeration
ActiveUS12442671B2Air-treating devicesVehicle heating/cooling devicesElectronic communicationCommunication control
A mobile environmental sensor system includes a first mobile environmental sensor, a controller, and a network transmitter disposed on a transport unit. The controller is in electronic communication with the first mobile environmental sensor and the network transmitter. The controller includes a processor and a memory. The processor is configured to trigger a measurement from the first mobile environmental sensor. A sensed value is received from the first mobile environmental sensor. The processor compares the sensed value as received from the first mobile environmental sensor to a reference sensed value received by the controller via the network transmitter. The processor calibrates the first mobile environmental sensor based on the comparison of the sensed value as received and the reference sensed value as received. The calibration includes a normalization between the sensed value as received and the reference sensed value as received. The normalization includes a time dependent component.
Owner:THERMO KING CORP
SENSOR CALIBRATION DEVICE WITH CONFIGURABLE ELEMENTS
ActiveDE102020214742B4Measurement apparatus componentsAutomatic recalibrationClassical mechanicsControl theory
Sensor calibration device (103) comprising: a base frame (201) comprising a primary base member (301) and a secondary base member (303) transversely secured to the primary base member (301) within a predetermined tolerance, the base frame (201) further comprising a first holder (307) and a second holder (309); a stand frame (203) operable to couple to the base frame (201) by engaging the first holder (307), the stand frame (203) comprising a hinge (507), a primary stand member (501), and a secondary stand member (503) transversely secured to the primary stand member (501) within a predetermined tolerance; a measuring frame (205) comprising a primary measuring member (701) and a secondary measuring member (703) secured transversely to the primary stationary member (501) within a predetermined tolerance, the measuring frame (205) being operable to couple to the stationary frame (203) such that the primary measuring member (701) is substantially parallel to the primary stationary member (501) within a predetermined tolerance; a cross member (207) configured for releasable coupling to the measuring frame (205), the cross member (207) being within a predetermined tolerance transverse to the primary measuring member (701) when coupled; a target (215) configured for releasable coupling to the cross member (207), the target (215) having a predetermined configuration suitable for sensor calibration; and a guide rail frame (209) operable to be releasably coupled to the base frame (201) by engaging the second holder (309), the guide rail frame (209) comprising a primary guide rail member (801) and a secondary guide rail member (803) transversely secured to the primary guide rail member (801) within a predetermined tolerance.
Owner:ROBERT BOSCH GMBH
Calibration method and device for heat-not-burn appliance, upper computer and program product
The invention relates to the technical field of heat-not-burn appliance testing, and provides a heat-not-burn appliance calibration method and device, an upper computer and a computer program product. The method comprises the following steps: acquiring each appliance parameter of the heat-not-burn appliance; detecting whether each appliance parameter meets a calibration condition or not; and if each appliance parameter meets the calibration condition, calibrating the heat-not-burn appliance. In the process, before the upper computer calibrates the appliance, whether the appliance parameters meet the calibration conditions or not is judged firstly, and the upper computer calibrates the appliance only when the appliance parameters meet the calibration conditions, so that the problem that the appliance parameters do not meet the calibration conditions in the appliance calibration process is avoided, and the calibration accuracy of the appliance is improved. Therefore, the situation of calibration failure of the appliance can be reduced, waste of operation time of production line staff is reduced, and the first pass yield of a production line is improved.
Owner:SHENZHEN GEEKVAPE TECH CO LTD
Connected monitoring device
PendingUS20260085952A1Sub-station arrangementsMeasurement apparatus componentsModem deviceDisplay device
Aspects are provided for a connected monitoring device for monitoring and reporting measurements. The monitoring device includes a plurality of sockets, each socket configured to receive a smart probe including a memory storing calibration information for the smart probe. The monitoring device includes a touch screen display configured to display a current measurement based on a received input signal from the smart probe and the calibration information. The monitoring device includes a wireless modem configured to periodically transmit one or more measurements to a remote server via a wireless network.
Owner:COLE PARMER INSTR CO
Self-calibration method for positioning of light fixture and light fixture
The present invention relates to a self-calibration method for positioning of a light fixture and a light fixture. An absolute encoder for indicating the rotation angle of the light fixture and a driving device for driving the light fixture to rotate are included. The method includes steps of: S1. setting a plurality of preset positioning reference points around the circumference of the absolute encoder; driving the light fixture to rotate by the driving device and acquiring a corresponding first output value of the absolute encoder at each preset positioning reference point; S2. driving the light fixture to rotate by the driving device and acquiring a second output value of the absolute encoder, and when the second output value is equal to the corresponding first output value at a certain preset positioning reference point, taking the preset positioning reference point as a calibrated positioning reference point; and S3. positioning the light fixture according to the calibrated positioning reference point. According to the present invention, the light fixture does not need to rotate in a certain direction to a limit position to be stopped by colliding to find an initial position, which thus makes positioning fast, and avoids large noise due to colliding, thereby improving the experience of use.
Owner:GUANGZHOU HAOYANG ELECTRONICS CO LTD
Method and system of calibration of a sensor or a network of sensors
A method and system of calibration of one or more sensors are provided in a given environment. In a reliable calibration phase, in a first time period after calibration of the sensor, the method determines an environment response function based on a known sensor response function. The environment response function is a spatio-temporal response of the environment representing the environmental response operating on the event to result in the measurand field. Subsequently, in an unreliable calibration phase, in a second time period after the first time period, the method estimates a current sensor response function based on the environment response function determined in the reliable calibration phase. The method outputs a calibration function based on the estimated current sensor response function for updating calibration of the sensor.
Owner:UNIVERSITY OF CAPE TOWN
Management apparatus, management method, and non-transitory computer readable medium
A management apparatus comprises: an acquisition unit that acquires first measurement information from a plurality of first sensors configured to measure a physical quantity related to environment in each of a plurality of areas, and acquires second measurement information from at least one second sensor configured to be mounted on at least one mobile object and to a measure physical quantity related to environment in each of the plurality of areas; an identification unit that identifies an abnormal area, where the physical quantity shows an abnormal value, based on each of the first measurement information and the second measurement information; and an authentication unit that authenticates that consistency between the first measurement information and the second measurement information is high when an abnormal area identified unit based on the first measurement information is an area identical to an abnormal area identified based on the second measurement information.
Owner:ASAHI KASEI MICRODEVICES CORP
Method and apparatus for detecting pests using low power capacitive sensing
PCT designated stageWO2025174949A1Animal huntingCapacitance measurementsElectrical batteryControl engineering
Owner:ECOLAB USA INC
Method for calibrating linearization function for correcting output of position sensor
ActiveUS12460953B2Automatic recalibrationApparatus with stored calibration coefficientsControl engineeringControl theory
A method for calibrating a linearization function for correcting an output of a position sensor providing a continuous output position signal is described. The method adds a new linearization point to the linearization function by detecting the maximum error at the output of the position sensor and applying the new linearization function to the output of the position sensor and repeat the adding new linearization points until all available linearization points have been defined.
Owner:RENESAS ELECTRONICS AMERICA INC
Method and device for calibrating a position sensor applied to an electric machine
This invention relates to the field of position calibration technology, specifically to a method and apparatus for calibrating a position sensor for a motor. The method involves obtaining the absolute position information of the motor through feedback of a PWM signal; providing an orthogonal signal to the motor; providing an electrical angle of the motor in a first direction; recording a first relative angle fed back by the orthogonal signal; obtaining a first calibration mapping table mapping the first relative angle to the electrical angle based on the mapping relationship between the first relative angle and the electrical angle; and setting the first calibration mapping table as the calibrated mapping table for the position sensor to perform calibration. This invention solves the problems of existing sensor position calibration being easily affected by interference and inaccurate position information by utilizing the lag absolute angle fed back by PWM information to calibrate a relative angle with better real-time performance, thus avoiding missed steps.
Owner:DONGGUAN DIRECT DRIVE TECH LTD
Sensor maintenance
A computer-implemented method of maintaining a deployed sensor unit is provided. The method receives (410) a raw sensor data stream from the deployed sensor unit (210). The method further receives (420) a set of calibration measurements associated with the deployed sensor unit, the set of calibration measurements being taken by a mobile reference sensor unit (220) whilst in proximity to the deployed sensor unit during a calibration period. The method determines (430) a drift of the deployed sensor unit based on the raw sensor data and the set of calibration measurements. The method further determines (440) whether the deployed sensor unit should be replaced based, at least in part, on the determined drift. The method schedules (460) a replacement of the deployed sensor unit in response to determining that the deployed sensor unit should be replaced and schedules (450) a further calibration of the deployed sensor unit in response to determining that the deployed sensor unit should not be replaced. The further calibration is to be undertaken by a mobile reference sensor unit whilst in proximity to the deployed sensor unit during a further calibration period to take a further set of calibration measurements.
Owner:BRITISH TELECOM PLC
SENSOR CALIBRATION DEVICE WITH CONFIGURATED ELEMENTS
Sensor calibration device (103) comprising: a base frame (201); a stand frame (203) operable to couple to the base frame (201) such that the stand frame (203) is within a predetermined tolerance transverse to the base frame (201); a measuring frame (205) comprising a primary measuring member (701) and a secondary measuring member (703) mounted transversely to a primary stationary member (501) within a predetermined tolerance, the measuring frame (205) being operable to couple to the stationary frame (203) such that the primary measuring member (701) is substantially parallel to the primary stationary member (501) within a predetermined tolerance; a mounting support (213) comprising an elongated member, the mounting support (213) being operable for releasably coupling to the measuring frame (205) such that the mounting support (213) is parallel to the primary measuring member (701) within a predetermined tolerance; a cross member (207) configured for releasable coupling to the mounting support (213); and a target (215) configured for releasable coupling to the cross member (207), the target (215) having a predetermined configuration for sensor calibration; wherein the sensor calibration device (103) is operatively mounted when the target (215) is coupled to the cross member (207), the cross member (207) is coupled to the mounting support (213), the mounting support (213) is coupled to the measuring frame (205), the measuring frame (205) is coupled to the stand frame (203), and the stand frame (203) is coupled to the base frame (201).
Owner:ROBERT BOSCH GMBH
Sensor evaluation
PendingUS20250198812A1Measurement apparatus componentsAutomatic recalibrationEmbedded systemPhysical property
A method, an unmanned mobile entity and a computer program are provided for evaluating a performance of a first sensor unit which is arranged to measure a physical property of its environment at a location. An unmanned mobile entity transports a reference sensor unit to the location and the reference sensor unit is arranged to measure the physical property at the location. The performance of the first sensor unit is evaluated based on a comparison of the measurements of the first and reference sensor units.
Owner:BRITISH TELECOM PLC
Method for calibrating an orientation / position sensor
The invention relates to a method for calibrating an orientation / position sensor with which the orientation / position of a component of an equipment of a mobile working machine can be detected, with the following method steps: - at least two orientations / positions of the equipment component are selected and the distance of the at least two orientations / positions from one another is predetermined; - the at least two orientations / positions of the equipment component are identified independently of the orientation / position sensor; - a calibration parameter for the orientation / position sensor is determined from the signals emitted by the orientation / position sensor in the at least two orientations / positions of the equipment component and the predetermined distance of the at least two orientations / positions.
Owner:ROBERT BOSCH GMBH
Method for operating a sensor in a vehicle
PCT designated stageWO2026000008A1Road vehicles traffic controlParticular environment based servicesData setElectronics
The invention relates to a method for operating a sensor (3) in a vehicle (1), wherein vehicle electronics (2) of the vehicle (1) measure at least one parameter of a traffic object (5, 5') different from the vehicle (1) by means of the sensor (3), and output at least one measured value on the basis of a sensor setting, and wherein the vehicle electronics (2) receive at least one data set from at least one traffic object (5, 5') different from the vehicle (1). The vehicle electronics (2) determine or calculate at least one comparison value of the parameter on the basis of the at least one data set, and the sensor setting is calibrated on the basis of the comparison value.
Owner:AVL LIST GMBH
Sensor device and system with non-linear compensation
A sensor circuit (620) for measuring physical quantities, comprising: a signal acquisition circuit (640) including sensors (621, 622) for providing input signals (v1, v2) related to the physical quantity; and a processing circuit (650) for receiving the input signals (v1, v2) and providing an output signal (θ) representing the physical quantity. 校正 The processing circuitry includes a closed loop comprising: a first sub-circuit (660) arranged to receive the input signals (v1, v2) and feedback signals (fbi, fbq), and configured to provide a first signal (θ). 估计 ); a frequency correlation filter (632) for receiving and filtering the first signal (θ) 估计 ), and is used to provide the output signal (θ) 校正 ); a second sub-circuit (670), which is used to receive the filtered signal (θ) 校正 ) and use a nonlinear function to filter the signal (θ) 校正 ) are converted into the feedback signals (fbi, fbq).
Owner:MELEXIS ELECTRONIC TECH CO LTD
Method of operating and calibrating a group of measurement devices
The invention concerns a method of operating a group of devices (1) on an operating site (3) and of calibrating said devices (1), wherein: each device (1) is a measurement device (1) and calibrations are executed based on time schedules determined based on calibration time intervals (A) determined for each of the devices (1). The method comprises the steps of: during each calibration of each device (1): determining a degree of compliancy of the respective device (1) to a requirement specified for this device (1), based on said degree of compliancy determining a recommended interval (R) for the next calibration of the respective device (1) and determining a ratio (r) of the recommended interval (R) and the calibration time interval (A(tn-1)) currently applied to this device (1), reviewing the calibration time intervals (A) based on said ratios (r) and a predetermined set of ratio ranges (I, II, III) by: for each device (1) performing a procedure predetermined for the ratio range (I, II, III) comprising the ratio (r) determined for the respective device (1) and updating the calibration time interval (A(tn-1)) applied to the respective device (1) based on at least one of: a rule defined for the respective ratio range (I, II,III) and a rule applicable to the respective device (1), and determining the time schedule providing scheduled calibrations times (tS) at which the devices (1) shall be calibrated again based on the updated calibration time intervals (A(tn)) determined for each of the devices (1) and performing the next calibrations of the devices (1) according to the scheduled calibration times (tS).
Owner:ENDRESSHAUSER GRP SERVICES AG
Device and method for determining a rotation angle of a rotor
ActiveDE102015117763B9Automatic recalibrationUsing electrical meansElectric machineCondensed matter physics
Method for determining a rotation angle of a rotor (50) using angle sensors (25) in a motor, comprising: - detecting reference values by reading signal values from the angle sensors after the rotor (50) has been brought into a predetermined rotor position (55); - detecting amplitude values (Ax, Ay) of a magnetic field (B) during at least one full revolution of the rotor (50); - Calculation of offset values (offx, offy) of the angle sensors (10) by forming an average of peak values (A x,max , A y,max ) of the magnetic field (B); - Calculation of corrected amplitude values by subtracting the offset values (offx, offy) from the recorded amplitude values (Ax, Ay); - Calculation of amplitude difference values (ampx, ampy) from the difference of the peak values (A x,max , A y,max ) of the magnetic field (B); - Calculation of normalised amplitude values and of normalised reference values by dividing the corrected amplitude values and the reference values by a divisor corresponding to half of the amplitude difference values; - Calculation of a correction angle by calculating the ATAN value of the normalized / standardized reference values; and - Determination of the angle of rotation by calculating the ATAN value of the normalized / normalized amplitude values in the X-direction and in the Y-direction and subtracting the correction angle.
Owner:TDK MICRONAS GMBH
Method of operating and calibrating a group of measuring devices
Owner:ENDRESSHAUSER GRP SERVICES AG
A device state monitoring method and system based on automatic working condition calibration and multi-dimensional signal analysis
ActiveCN120668219BImprove real-time performanceimprove accuracyMeasurement apparatus componentsAutomatic recalibrationIndustrial equipmentReliability engineering
The present application relates to the technical field of industrial equipment state monitoring, and particularly relates to a kind of equipment state monitoring method and system based on automatic working condition calibration and multidimensional signal analysis, comprising: the present application is combined by automatic working condition calibration, multidimensional signal accurate analysis, dynamic anomaly diagnosis and intelligent interactive feedback technology, realizes the full-link automation closed-loop monitoring of equipment operation state from calibration to diagnosis to abnormal response, significantly improves the real-time, accuracy and intelligent level of equipment state monitoring process, solves the problems of inaccurate working condition recognition, single feature analysis dimension and insensitive abnormal state recognition in the prior art, and effectively improves the equipment operation reliability, reduces the fault risk and maintenance cost.
Owner:HECHEN ZIYI (JIAXING) TECH CO LTD
Sensor calibration arrangement, device and method thereof
ActiveUS12352604B2Telemetry/telecontrol selection arrangementsAutomatic recalibrationComputer hardwareSensor node
An arrangement for sensor node calibration, including a calibration chamber including or being connected to a unit to facilitate control of at least one calibration quantity or attribute in the calibration chamber, a reference measuring unit arranged to measure at least one calibration quantity or attribute inside the calibration chamber, and a computing unit arranged to obtain from at least one sensor node sensor node identifier (ID) information, sensor node measurement information, wherein the computing unit is arranged to identify a sensor node based on sensor node ID information received from the sensor node, obtain measurement information the identified 0sensor node, obtain calibration quantity or attribute measurement in-formation from the reference measuring unit, and compare calibration quantity or attribute measurement information with sensor node measurement information. Corresponding device and method are also disclosed.
Owner:CONTROLMATIC +1
Device and method for determining a rotation angle of a rotor
ActiveDE102015117763B4Automatic recalibrationUsing electrical meansElectric machineryCondensed matter physics
Method for determining a rotation angle of a rotor (50) using angle sensors (25) in a motor, comprising: - detecting reference values by reading signal values from the angle sensors after the rotor (50) has been brought into a predetermined rotor position (55); - detecting amplitude values (Ax, Ay) of a magnetic field (B) during at least one full revolution of the rotor (50); - Calculation of offset values (offx, offy) of the angle sensors (10) by forming an average of peak values (A x,max , A y,max ) of the magnetic field (B); - Calculation of corrected amplitude values by subtracting the offset values (offx, offy) from the recorded amplitude values (Ax, Ay); - Calculation of amplitude difference values (ampx, ampy) from the difference of the peak values (A x,max , A y,max ) of the magnetic field (B); - Calculation of normalised amplitude values and of normalised reference values by dividing the corrected amplitude values and the reference values by a divisor corresponding to half of the amplitude difference values; - Calculation of a correction angle by calculating the ATAN value of the normalized / standardized reference values; and - Determination of the angle of rotation by calculating the ATAN value of the normalized / normalized amplitude values in the X-direction and in the Y-direction and subtracting the correction angle.
Owner:TDK MICRONAS GMBH
A sensor intelligent calibration system and method
ActiveCN120970709BAutomatic recalibrationThermometer testing/calibrationCommunication interfaceData management
The application relates to the technical field of sensor calibration, and discloses a sensor intelligent calibration system and method, which comprises a hardware integrated host, a main control module, a calibration data storage module, a communication interface module, a sensor type identification module and PC end detection software. The method is applied to the system. According to the application, the multi-channel design of the hardware integrated host realizes convenient access and real-time calibration of multiple types of sensors, reduces the time consumption of equipment switching, solves the wide-temperature-range nonlinear compensation problem based on the impedance characteristics and voltage range matching segmented compensation model of the sensor type identification module, improves the calibration accuracy of platinum resistance, thermocouple and other sensors, and integrates standard source data to generate a calibration report through the calibration data storage module and the PC end detection software, realizes whole life cycle data management and quality tracing, and thus improves the adaptability to various sensors, calibration efficiency, data consistency and expandability.
Owner:HU NANJING QI BIOTECHNOLOGY CO LTD
Systems, apparatus, and related methods for vehicle sensor calibration
PendingUS20250172418A1Telemetry/telecontrol selection arrangementsAutomatic recalibrationControl engineeringVoltage source
Systems, apparatus, and related methods for vehicle sensor calibration are disclosed. An example vehicle includes a sensor including an output; sensor interface circuitry including a transistor, the sensor interface circuitry communicatively coupled to the output; and processor circuitry communicatively coupled to the sensor via the sensor interface circuitry. The processor circuitry is to cause the transistor to activate to electrically couple the output to one of (a) a ground potential or (b) a voltage source associated with a voltage different than a voltage corresponding to an output voltage range of the sensor; and cause a code to be transmitted to the sensor. The sensor is to perform a calibration in response to the electrical coupling of the output to the ground potential or the voltage source and receipt of the code.
Owner:FORD GLOBAL TECH LLC