112results about "Measurement arrangements for variable" patented technology

A sensor including at least one sensor element configured for measuring an external parameter and outputting one or more results representative for the external parameter, an output buffer configured for receiving the one or more results or a processed version thereof and for applying an analog signal representative for the result or a time multiplexed sequence of analog signals representative for the results on a sensor terminal, and a control circuit configured for obtaining an ID of the sensor, and for receiving a trigger signal, and for determining whether the trigger signal matches the ID of the sensor, and for enabling the output buffer during a predefined period when the trigger signal matches the ID of the sensor.

A system (100) for identifying electrical load types for a variety of different electrical loads (102, 103, 104), wherein the system comprises: a hierarchical load attribute database (108) comprising a plurality of layers (110), wherein a (112) of the layers contains a plurality of different load categories, wherein a first layer (112, L1) of the plurality of layers contains the different load categories; wherein a second layer (L2) of the plurality of layers contains a plurality of different load subcategories for each of the different load categories; and wherein a third layer (L3) of the plurality of layers contains the different electrical load types for the different load subcategories; and a processor (114) which is constructed (116) to: Acquiring a voltage waveform and a current waveform for a corresponding one of the different electrical loads; Mapping a voltage-current trajectory onto a grid containing a plurality of cells, each of which has a binary value of zero or One is assigned based on whether the voltage-current trajectory passes through each of the cells; Extracting a variety of different properties from the depicted grid of cells as a graphical signature of the corresponding one of the different electrical loads; Deriving a category of the corresponding one of the different electrical loads from the hierarchical load attribute database; and Identifying one of a variety of different electrical load types for the corresponding one of the different electrical loads, where the voltage waveform and the current waveform each represent a total number of K data points of the form (v k , i k ) contained, where: k = 1,...,K; where v k and i k correspondingly, a voltage and a current value of a sampled data point k; where maximum and minimum values ​​of the voltage waveform and the current waveform are calculated from: v max = max v k , V min = min v k , i max = max i k , i min = min i k , v 0 = 1 2 ( v max + v min ) , and i 0 = 1 2 ( i max + i min ) ; where v0 and i0 are both averages of the corresponding maximum and minimum values ​​that form the central points of the grid of cells, where Δ defines a size of the grid; where dv = v max − v 0 Δ di = i max − i 0 Δ ; the processor is further configured to generate two sequences from the voltage waveform and the current waveform as: { v 0 − dv ⋅ Δ , v 0 − dv ⋅ ( Δ − 1 ) , … , v 0 , … , v 0 + dv ⋅ ( Δ − 1 ) , v 0 + dv ⋅ Δ} and { i 0 − di ⋅ Δ , i 0 − di ⋅ ( Δ − 1 ) , … , i 0 , … , i 0 + di ⋅ ( Δ − 1 ) , i 0 + di ⋅ Δ} where each of the two sequences has N = 2Δ+1 elements; where the grid of cells includes a first axis having N cells and a second axis having N cells; and where each of the cells has a position value (v0 + dv · x,i0 + di · y) and a binary model value B x,y is assigned, which is initialized to 0.

A liquid level sensor can include a circuit board and a thermistor bridge supported by the circuit board comprising a first pair of thermistors and a second pair of thermistors. A heat sink can be coupled to the circuit board proximate the first pair of thermistors and not the second pair of thermistors. A power supply can be configured to provide pulses of electrical current through the thermistor bridge. A controller in communication with the thermistor bridge can be configured to receive a measurement signal from the thermistor bridge output a low product indication when the measurement signal satisfies a predetermined condition.

A MEMS accelerometer system can include a proof mass device having a proof mass configured to move from an initial position in response to an input acceleration, a transducer operatively connected to the proof mass device to output a transducer signal correlating to a movement and / or position of the proof mass, a driver operatively connected to the proof mass device and configured to drive the proof mass, and a controller operatively connected to the driver to control the driver. The controller is operatively connected to the transducer to receive the transducer signal and output a drive signal to the driver to drive the proof mass toward an initial position. The system can include an observer module operatively connected to the controller to receive the drive signal. The observer module can be operatively connected to the transducer to receive the transducer signal. The observer module can be configured to deterministically estimate the input acceleration based on the transducer signal and the drive signal based on a deterministic model. The observer module can be configured to output an estimated input acceleration signal.

The present disclosure relates to transportation and related methods and systems including software-defined vehicles, vehicle operating states, an identity management system, an intelligent digital twin system that creates, manages, and provides digital twins for transportation systems using sensor data and other data, quantum computing methods and systems, including a set of quantum computing services, generative-AI methods and systems, and biology-based systems and methods for communicating and / or handling data.

The present invention pertains to a method to enable a human operator to have a piece of land cultivated, the method comprising providing an autonomous agricultural vehicle that is able to perform an agricultural operation, providing a processing unit to generate a cultivation plan for the piece of land, which plan comprises multiple distinct paths that spatially extend over the piece of land in parallel, providing input data to the processing unit, on the basis of which input data the processing unit calculates for the multiple distinct paths, a) the positioning of each of the paths on the piece of land, b) the direction in which the paths extend over the piece of land and c) the order in which all of the multiple distinct paths are to be crossed by the autonomous vehicle, and controlling the autonomous agricultural vehicle such that it autonomously crosses the land by moving over each of the said multiple distinct paths in the said order, while performing the agricultural operation in order to cultivate the piece of land, wherein in the method, before the agricultural vehicle is controlled to cross the land, the human operator is provided the option to manually determine the order in which at least a part of the multiple distinct paths are to be crossed by the autonomous vehicle. The invention also pertains to a method and system for generating a cultivation plan for such an autonomous vehicle.

Method for calibrating an evaluation circuit (200) for determining a resonant frequency (f0) of an electrical resonant circuit (100), wherein the evaluation circuit (200) comprises an evaluation coil (220), a transconductance amplifier (210) and a compensation circuit (230), wherein the evaluation coil (220) can be inductively coupled to the electrical resonant circuit (100), wherein an output of the transconductance amplifier (210) is connected via a feedback branch (260) to an input of the transconductance amplifier (210), wherein the evaluation coil (220) is arranged in the feedback branch (260) of the transconductance amplifier (210), wherein the compensation circuit (230) is arranged in parallel to the transconductance amplifier (210) and evaluation coil (220), the procedure comprises the following steps: - Interrupting the feedback branch (260) of the evaluation circuit (200); - Applying an alternating voltage (425) to the input of the transconductance amplifier (210); - Determining an output voltage (415) present at the output of the voltage amplifier (240); - Adjusting the gain factor (G) of the transconductance amplifier (210) to a value chosen such that the output voltage (415) at the output of the voltage amplifier (240) has a minimum amplitude; - Closing the feedback branch (260) of the evaluation circuit (200).

The present application provides a collection device control method, a collection device, and a spatial system. The collection device includes an acquisition device that acquires information inside a space of a target region, a control device that sets a detection path for a collection device based on an unreachable region within the space of the target region, and a detection device that acquires environmental data including environmental data of the unreachable region detected when the collection device moves along the detection path in the space of the target region. This allows the collection device to detect environmental data of the unreachable region.

To reduce errors in positional measurement caused by accumulation of minute errors.SOLUTION: A position measuring apparatus 1 includes: a sensor 11 for measuring one of the acceleration and the angular velocity of a valve stem of an ON-OFF valve 200; a position information generation unit 12 for integrating one of the acceleration and the angular velocity measured by the sensor 11 and converting the integrated one of the acceleration and the angular velocity into position information; a sensor 13 for detecting mechanical vibration generated in association with opening and closing of the ON-OFF valve 200; a reference position definition unit 14 configured to store, in advance, as reference position information, position information corresponding to a time when vibration is detected by the sensor 13; and a calibration processing unit 15 for performing a calibration process for reducing position measurement errors on the basis of the position information obtained by the position information generation unit 12 and the reference position information when vibration is detected by the sensor 13.SELECTED DRAWING: Figure 1

Event-driven measurement system comprising a master sensor and associated measurement method. The invention relates to an event-driven measurement system (1) and its associated method, in which a network (10) of sensors performs measurement cycles comprising: measuring a parameter from time t0 until time t when the measurement reaches a threshold or limit time, then sending a read request (22); at least one master sensor (110) is selected from among these sensors; a logic circuit (12) receives two requests (22) from the master sensor (110), determines (31), for each request (22), a measurement time tmes, determines (32) a difference Δtmes between these measurement times tmes, and when the difference Δtmes is greater in absolute value than a value Δtmes-th, triggers (33) a measurement event (4). Figure for the abstract: Fig. 7

Method for outputting residual errors (R) of a function (G) fitted to a set of points, wherein - Data points (P) of the point set are determined from measurement data by calculating a correlation of the measurement data and determining the data points (P) of the point set from support points of the correlation, - the adapted function (G) or the data points (P) of the point set are assigned section-wise or point-wise visual codes depending on the residual errors (R) and - the adapted function (G) is graphically output at an interface, wherein the adapted function (G) is represented section by section or point by point in the form of the associated visual codes, wherein a storage medium, a printer or a display (5) of a laser scanning microscope (2) or an external computer (3) is used as the interface for the output.

Systems, methods, and computer-readable media for calibrating air quality sensors are provided. A sensor node includes a sensor node printed circuit board, a sensor module, and a communication module. The sensor node printed circuit board manages power of the sensor node circuitry, the sensor module, and the communication module such that power is provided from a primary power supply supplemented by a secondary power supply. The sensor module includes a plurality of air quality sensors to measure the concentration of air pollutants. The sensor module may be replaceable. The communication module may communicate air quality measurements to and receive configurations from a data management platform, which may perform processes to improve the accuracy of the air quality measurements.

A system including a first laser source configured to generate a first laser beam in a pulsed form, and a second laser source configured to generate a second laser beam. The system further includes an optical fiber configured to: receive the first laser beam, output the first laser beam from a distal end of the optical fiber; receive the second laser beam, output the second laser beam from a distal end of the optical fiber, receive a reflected portion of the second laser beam that is reflected back into the distal end of the optical fiber, and direct the reflected portion of the second laser beam to the optical detector. The optical detector is configured to receive the reflected portion of the second laser beam from the optical fiber and generate an optical detector output based on the reflected portion of the second laser beam.

The present invention provides a sensor data processing method, apparatus, electronic device, and storage medium. [Solution] The method described above includes acquiring a sensor dataset, determining N sensor input sampling values, and determining a sensor output sampling value corresponding to each sensor input sampling value in the sensor dataset based on each sensor input sampling value, thereby acquiring N sampling data. In the embodiment of this application, the sensor data processing device acquires a sensor dataset and determines N sensor input sampling values. Simultaneously, the sensor data processing device further acquires N sampling data by determining a sensor output sampling value corresponding to each sensor input sampling value in the sensor dataset based on each sensor input sampling value. Since this process does not involve complex manual operations, the accuracy of the N sampling data ultimately determined is relatively high, and the efficiency of the process of determining the N sampling data is relatively high.

Detection device comprising: several sensors (210) designed to detect a value to be detected, and a processing section (110) designed to process a detection signal output by each of the multiple sensors (210), wherein the multiple sensors (210) include a first sensor (211), a second sensor (212), a third sensor (213) and a fourth sensor (214), the periodicity with which the first sensor (211) and the second sensor (212) output detection signals is shorter than the periodicity with which the third sensor (213) and the fourth sensor (214) output detection signals, the processing section (110) comprises: a diagnostic section (140) designed to diagnose a fault in the first sensor (211), the second sensor (212), the third sensor (213) and the fourth sensor (214), and a switching section (160) designed to switch between the use of a first signal (TS1) and the use of a third signal (TS3) as a torque signal, wherein the first signal (TS1) is a detection signal output by the first sensor (211) and the third signal (TS3) is a detection signal output by the third sensor (213), the diagnostic section (140) is designed to use the first signal (TS1) and a second signal (TS2), wherein the second signal (TS2) is a detection signal output by the second sensor (212) to diagnose whether the first sensor (211) and the second sensor (212) are normal or whether the first sensor (211) or the second sensor (212) has a fault, the diagnostic section (140) is designed to use the third signal (TS3) and a fourth signal (TS4), wherein the fourth signal (TS4) is a detection signal output by the fourth sensor (214) to diagnose whether the third sensor (213) and the fourth sensor (214) are normal or whether the third sensor (213) or the fourth sensor (214) has a fault, responding to the fact that the diagnostic section (140) diagnoses that neither the first sensor (211) nor the second sensor (212) has a fault, the switching section (160) is designed to output the first signal (TS1) as a torque signal, and Responding to the fact that the diagnostic section (140) diagnoses that the first sensor (211) or the second sensor (212) has a fault and diagnoses that neither the third sensor (213) nor the fourth sensor (214) has a fault, the switching section (160) is designed to output the third signal (TS3) as a torque signal.

An anomaly diagnosis device includes an obtaining unit configured to obtain, from equipment in operation, a signal indicating a state of the equipment as multidimensional data including a signal at current time and a signal at time a predetermined time prior to the current time, a comparing unit configured to compare the obtained multidimensional data with multidimensional data indicating a state of the equipment during normal operation and including a signal at specific time and a signal at time a predetermined time prior to the specific time to calculate a distance between the obtained multidimensional data and the multidimensional data indicating the state of the equipment during normal operation and including the signal at the specific time and the signal at the time the predetermined time prior to the specific time, and a determining unit configured to determine anomaly when the calculated distance is larger than a predetermined threshold.

The present invention prevents stoppage or a disruptive accident during operation due to a breakdown in machinery. A waveform analysis device 200 comprises: a sensor unit 300 for detecting a physical phenomenon; a discrete Fourier transform unit 208 for performing a discrete Fourier transform of a detection signal transmitted from the sensor unit 203; a later-stage weighting unit 209 for setting amplitude values at each frequency generated by the discrete Fourier transform unit 208 that exceed a prescribed upper-limit value to said prescribed upper-limit value; and an accumulation unit 210 for adding the amplitude values at each frequency weighted by the later-stage weighting unit 209. An operator console 100 sets the prescribed upper-limit value in the waveform analysis device 200.

The invention relates to a method for reading out measurement signals (M1, M2, M3, M4) from several sensor groups (28) of a battery (10) by means of a central cell module control unit (18), wherein each sensor group (28) is assigned to one of several cell groups of the battery (10), the cell module control unit (18) comprises at least one measurement channel (38) to which the sensor groups (28) are connected via at least one measurement line (32), and the sensor groups (28) each provide at least one measurement signal (M1, M2, M3, M4) on the at least one measurement channel (38), which is read out by the cell module control unit (18).The several sensor groups (28) are connected to the same measuring channel (38), the measuring signals (M1, M2, M3, M4) provided by the sensor groups (28) via their respective measuring lines (32) on the measuring channel (38) are read out sequentially, and the cell module control unit (18) includes a counter module (40) through which a state machine (SM) is implemented, which specifies which of the sensor groups (28) is read out via the at least one measuring channel (38) at a certain measuring time step.

A TC wafer to which a thermocouple is attached is heated by irradiation of light from a halogen lamp, and the temperature of the TC wafer is measured by the thermocouple. The actual temperature of the TC wafer measured by the thermocouple is converted into a voltage value using a voltage conversion table. When a TC wafer is measured by an emission thermometer, a voltage value output from the emission thermometer is acquired. The emissivity is estimated on the basis of a voltage value obtained by converting the actual temperature of the TC wafer and a voltage value output from the emission thermometer, and the emissivity is set in the emission thermometer. Since the emissivity is estimated on the basis of the voltage value obtained by directly converting the actual temperature of the TC wafer measured by the thermocouple, it is possible to quickly and accurately estimate the emissivity.

The watch (2) includes a memory (4) and a detection device (6) comprising an acceleration sensor (8), capable of measuring an acceleration vector of the watch in a three-dimensional reference frame of the watch, and an electronic unit (12) arranged to process measurements provided by the acceleration sensor. The electronic unit (12) is arranged to detect, in conjunction with the memory, at least for a rocket of a given type, a crossing of the Karman line by that rocket using only the watch carried on board that rocket. Detection of a Karman line crossing by the watch is performed by its detection device (6) based on periodic measurements taken by the acceleration sensor from the rocket's launch until the crossing of the Karman line, as defined before the spaceflight, and at least one corresponding reference value stored in the memory.The Karman line is defined by a given altitude or a selectable altitude.

Method for providing a sequence of measurement points, in particular for carrying out a test procedure for measuring a physical unit, wherein each measurement point is defined by a combination of one input value from several input variables according to the sequence of input values, wherein the sequence of input values ​​of each input variable corresponds to a step function with steps having a step height (H), a jump height (S) between the steps, and a step length (L); comprising the following steps: - Providing (S3, S4, S5; S11, S21) a step height value sequence for each of the input variables, wherein the step height value sequence corresponds to a uniformly distributed value sequence and specifies a sequence of step heights (H) along the course of the step function of the input variable in question; - Providing (S2, S12, S22) a step length value sequence for each of the input variables, wherein the step length value sequence corresponds to a uniformly distributed value sequence and specifies a sequence of step lengths (L) along the course of the step function; - Generating (S3, S4, S5; S13, S14, S15, S16; S23, S24, S25, S26) sequences of input values ​​for each of the inputs depending on the sequence of step heights (H) and depending on the sequence of step lengths (L), wherein generating sequences of input values ​​for each of the inputs comprises generating the input values ​​of each of the inputs in a sequence resulting from concatenating the step heights according to their order in the step height value sequence assigned to the input in question, wherein each of the step heights is provided successively with a number resulting from the sequence of step lengths assigned to the input in question in the step length value sequence; - Generating (S6, S18, S28) the sequence of measurement points by combining the corresponding input values ​​of the sequences of input values ​​of the multiple input variables.

Method for identifying temperature sensors (201, 202) on the exhaust system of a vehicle by means of a control unit (220), wherein the temperature sensors (201, 202) are connected to the control unit (220) by means of a bus (210), wherein at least a first temperature sensor (201) and a second temperature sensor (202) send physical payload data to the control unit (220) via the bus (210) and wherein the physical payload data is evaluated by the control unit (220) for controlling a function, characterized in that - the physical data of the first temperature sensor (201) and the second temperature sensor (202) are compared with each other and / or with predefined expected values ​​and - the identification of the first temperature sensor (201) and the second temperature sensor (202) by the control unit (220) is carried out by comparison and on the basis of differences in the physical data characteristic of the first temperature sensor (201) and the second temperature sensor (202).

A control method, device, system and computer readable storage medium, wherein the method comprises: receiving and displaying a shooting picture of a movable platform (S101); when the movable platform is in a preset working mode, displaying a motion instruction icon on the shooting picture, the state of the motion instruction icon in the shooting picture being used to indicate a posture change of a somatosensory remote controller (S102); in response to a user's posture adjustment operation on the somatosensory remote device, adjusting the state of the motion instruction icon in the shooting picture, the state of the motion instruction icon in the shooting picture being used to indicate a motion direction and / or a posture of the movable platform (S103). The method can improve the control convenience and user experience of the movable platform.

The present disclosure discloses a method and apparatus for map correction, a device, and a storage medium. The method includes: acquiring a first point set outside a maximum inner contour and a second point set outside an outer contour in an original map; deleting the first point set and the second point set in the map to acquire an adjusted map; identifying an overlapping point set according to the first point set and the second point set, where the overlapping point set includes overlapping points in the first point set and the second point set; and adding the overlapping point set to the adjusted map to acquire a corrected map. After the original map is acquired, the original map is post-processed, such that the demand on the computing power of an on-board processor is reduced, and the correction efficiency and accuracy of the map are improved.

Method for a loop-fed measuring instrument (100) for level measurement, limit level determination, pressure measurement and / or temperature measurement, wherein the measuring instrument (100) comprises a sensor device (120) arranged in a two-wire loop (180), the method comprising the steps: Determining a first voltage (U) init ) on the sensor device (120); Determining a current voltage (U) sensor ) on the sensor device (120); and when the current voltage (U sensor ) by more than a predefined voltage amount (U diff ) from the first voltage (U init ) differs, issuing an alarm, where the predefined voltage amount (U) diff ) depending on a time series of current voltages (U sensor ) is determined.

Systems and methods for an optimized multipath loop system for detecting condition changes are provided. An example includes a system comprising a multipath loop component, wherein the multipath loop component includes a plurality of nested discontinuous conductive paths forming a parallel circuit component, and a logic circuit operationally coupled to the multipath loop component. The logic circuit can be configured to detect whether a continuous circuit path has been formed through at least one of the plurality of nested discontinuous conductive paths in response to at least one environmental condition within a region defined by the plurality of nested discontinuous conductive paths. The logic circuit can also be configured to output a signal indicating that the formation of the continuous circuit path has been detected.

Method for measuring a physical unit (2) with a number of measuring points (X) in order to obtain a value of an output quantity (y) in each case, comprising the following steps: - Determining (S4) a measurement point (y) to be measured next depending on a given data-based functional model, which is designed in particular as a Gaussian process model; - Performing (S4) the measurement of the physical unit (2) at the next measuring point to be measured (x) i+1 ), to obtain a resulting value of the output quantity (y i|1 ) to obtain; - Update (S5) the data-based functional model with the next measurement point to be measured (x i|1 ) and the value of the output variable (y i|1 ), where determining the next measuring point to be measured (x i+1) is carried out depending on a confidence level (h1) determined by the measuring point (x1), which indicates a risk to the physical unit (2) at a measurement point (x1). 1+1 ) specified operating state, wherein the confidence quantity (h) is specified using a data-based confidence model depending on the measurement point (x), wherein the data-based confidence model is in particular designed as a Gaussian process model.