198results about How to "Status accurate" patented technology

An embodiment of the invention provides a method, device and robot for detecting a target object, wherein the method comprises: identifying a target object within a monitored area, and calculating first state information of the target object relative to the detection device; based on the first state information, estimating second state information after the target object is subjected to a preset delay duration value; and performing processing operation of the target object based on the estimated second state information. The invention can quickly and accurately complete tracking and state estimation of the target object, adds new functionality, meets automation and intelligence requirements of user in terms of object tracking and mobile state estimation.

The invention provides a method for monitoring the state of a filter element of a water purification device, a monitoring device and the water purification device. The monitoring device detects water flow velocity, water temperature value and water pressure value in real time and obtains standard water flow velocity through an operation relation. A control module of the monitoring device acquires an initial value of the standard water flow velocity; real-time values of multiple water flow parameters are detected in a filter element operating process, and a real-time value of the standard water flow velocity is acquired based on the detected real-time values of the multiple water flow parameters; a water production capacity attenuation index of the filter element is determined based on the initial value of the standard water flow velocity and the real-time values of the standard water flow velocity; the multiple water flow parameters comprise water flow velocity, water temperature, pressure of water flow at the water inlet end of the filter element, and pressure of the water flow at the water purification end. Because the state of the filter element is reflected in aspects of water production capacity and water purification capacity, and the influence of multiple environmental factors on the water flow velocity detection is comprehensively considered, and thus the actual state and the residual service life of the filter element can be accurately monitored.

The invention provides a multi-path sensor data fusion method and system. According to the invention, the method for determining the state of a movable device includes the following steps: if second sensor data acquired in the second sensor system is no available or is not updating, based on first sensor data acquired by a first sensor system, determining the prediction state of the movable device; if the second sensor data acquired by the first sensor system is available or is updating, based on the second sensor data, determining the first observation state of the movable device; based on first difference between the first observation state and the prediction state, determining whether to update the state of the movable device based on the first observation state, wherein the first difference is intended for indicting whether the second sensor data is available.

here is provided a method for determining a road surface state which can accurately estimate the road surface state on which a vehicle is running at one of finely classified road surface states based on a sound detection signal from a ground contact surface sound detection unit for detecting a sound in the vicinity of the ground contact surface of the tire of the running vehicle.The method calculates a wave profile of frequency dispersion by executing a 1 / N octave analysis of a detected sound signal from a sound detection unit 20 for estimating a road surface state. The state of the road surface on which the vehicle is running is determined whether the calculated wave profile of frequency dispersion satisfies predetermined determination conditions of the respective road surface states. A microphone housed in a container is used to detect said sound, and the determining step is adapted to apply the determination conditions to the measured wave profile including a resonance caused by the container.

A control circuit for controlling an electromechanical elevator brake is disclosed. The control circuit includes at least one brake coil (L1), a direct-voltage source (BR1), a semiconductor switch arrangement, a current measuring unit, at least two semiconductor switches, and a control unit (CO1) for controlling operation of the circuit. The current measuring unit (Lm1) produces current data that is passed to the control unit (CO1). The at least two semiconductor switches (SW1, SW2) are controlled by the control unit (CO1) such that operation is alternated between the two so that the working condition of each switch can be checked in its turn on the basis of feedback data obtained from the current measuring unit.

The invention provides a parking spot state detection method and device. The method comprises the steps that current standard background magnetic field data are confirmed, by collecting current magnetic field data, history magnetic field data and the current standard background magnetic field data in real time, current background magnetic field data are confirmed, by means of the disturbance state of the current magnetic field data and the departure degree of the current magnetic field data and the current background magnetic field data, first state information is confirmed, when the first state information is that a parking spot has no car or a car is driving into the parking spot, the parking spot which has no car at present is confirmed, and when the first state information is that a parking spot has the car or the car is driving in the parking spot, the parking spot which has the car at present is confirmed. The first state information is confirmed according to the current magnetic field data and the current background magnetic field data, a chain misjudgment caused by an accidental misjudgement cannot occur, and the first state information is rich due to the fact that the first state information has information that the parking spot has no car, the parking spot has the car, the car is driving into the parking spot and the car is leaving the parking spot, and the parking spot state confirmed by the first state information is accurate.

The invention discloses a cluster monitoring method and system based on application container deployment. The method is applied to a host machine in an application management system. The host machine comprises a monitoring module. The method comprises the following steps that: the host machine acquires a monitoring state of a monitoring object through the monitoring module, wherein the monitoring object comprises a target application container running on the host machine, a target system service assembly running on the host machine, a target application running on the host machine, and at least one item in the host machine; the monitoring module in the host machine performs health analysis on the monitoring state according to a preset health analysis rule to obtain a health parameter of the monitoring object; and the host machine synchronizes the monitoring state and the health parameter of the monitoring object to a main control node in order that the main control node generates alarm information which corresponds to a target monitoring object when a health parameter of the target monitoring object in the monitoring object is lower than a first threshold, and transmits the alarm information to a cloud control platform.

The invention belongs to the signal processing field, and provides a Zen meditation feedback training method and device based on electroencephalogram; the method comprises the following steps: parsing brain waves emitted by a Zen meditator, thus real time obtaining a meditation status model of the Zen meditator; using the brain waves emitted by the Zen meditator as the input of the meditation status model, and outputting the status of the Zen meditator; returning guidance opinions to the Zen meditator according to the outputted status. The method and device can accurately parse the status of the Zen meditator, thus providing guidance opinions and means with pertinency for the training of the Zen meditator.

The invention provides a method for road one-way restriction and traffic state identification based on floating car technology, which is characterized in that a larger number of floating cars equipped with GPS and other vehicle-mounted positioning systems periodically acquire and then return the information related to automobile number, position, direction and speed to a data center in the process of traveling, the information is filtered to obtain road traffic data and extract a dynamic first characteristic factor of road one-way restriction and traffic, the system performs data digging on a road traffic database simultaneously in order to obtain a statistical second characteristic factor of road one-way restriction and traffic in relevant time window, and the system can identify the road one-way restriction and traffic state automatically by matching the first characteristic factor with the corresponding second characteristic factor. The method of the invention can provide dynamic and accurate information related to the change of road one-way restriction and traffic state for various traffic information service systems, has the advantages of low cost in acquiring information and timely and reliable information updating, and is significant to various traffic information service systems.

The invention relates to a distributed transaction processing method on the basis of a shared storage pool. The distributed transaction processing method includes mapping all directory paths of a distributed file system to metadata servers on the basis of Hash; assigning a coordinator and a plurality of participators in a metadata server set with requirements on participating in distributed transaction; enabling the metadata servers to assess distributed transaction operation which need to be completed by the metadata servers, reporting 'termination' to the coordinator if the metadata servers cannot complete the distributed transaction operation, and reporting 'commitment' to the coordinator and locking resources if the metadata servers can complete the distributed transaction operation; enabling the coordinator to write the 'commitment' or the 'termination' into a global log of the shared storage pool according to report results of the participators and informing the participators; enabling the participators to execute the distributed transaction operation or cancel the locked resources; enabling the certain participator or the coordinator, which first checks a state of the distributed transaction, in the shared storage pool to set the distributed transaction into a 'termination' state when the coordinator or the participators fails. The distributed transaction processing method has the advantage that the transaction of metadata service in the distributed file system can be processed quickly in an extensible environment.

The application discloses a neighbor state detection method and a neighbor state detection device in an EVI (Ethernet Virtualization Interconnection) network, wherein the method includes the following steps: aimed at each neighboring ED (Edge Device) in an EVI instance, a local ED acquires the related information of the EVI Link between the local ED and the neighboring ED, generates a BFD (Bidirectional Forwarding Detection) message and encapsulates the BFD message into an EVI message according to the related information; the related information includes IP (Internet Protocol) addresses of both ends of an EVI channel corresponding to the EVI Link; according to the IP address of the EVI channel on the neighboring ED, the local ED finds out a corresponding outbound interface in a local routing and forwarding table, sends the EVI message via the found outbound interface and starts a timer at the same time; if an EVI message encapsulating a BFD message actively sent to the local ED by the neighboring ED is not received after the time of the timer is out, then the state of the neighboring ED is determined as a DOWN state. In the application, the state of the neighboring ED, which is detected by the way of BFD linkage, is accurate.

A polishing apparatus capable of achieving a highly-precise polishing result is disclosed. The polishing apparatus includes an in-line film-thickness measuring device configured to measure a film thickness of the substrate in a stationary state, and an in-situ spectral film-thickness monitor having a film thickness sensor disposed in a polishing table, the in-situ spectral film-thickness monitor being configured to subtract an initial film thickness, measured by the in-situ spectral film-thickness monitor before polishing of the substrate, from an initial film thickness, measured by the in-line film-thickness measuring device before polishing of the substrate, to determine a correction value, add the correction value to a film thickness that is measured when the substrate is being polished to obtain a monitoring film thickness, and monitor a progress of polishing of the substrate based on the monitoring film thickness.

In an ink cartridge (liquid container) 1 of the invention, an ink delivery port 17 that connects an ink supply needle 15 of a cartridge holder 110 to an ink containing chamber 7 is disposed at an substantially central position in a shorter side direction of a container front surface 3a. Two positioning portions 13 and 14 that fit to positioning pins 11 provided at two places in the cartridge holder 110 so as to position a container main body 3, a pressurized air introduction portion 21 that connects a pressurized air supply path 19 of the cartridge holder 110 to a pressure chamber 5, and a data storage unit 25 that is connected to a connection terminal 23 of the cartridge holder 110 are disposed toward one side in a shorter side direction of the container front surface 3a with respect to the ink delivery port 17.

The invention relates to a health life behaviour management system and method based on a mobile terminal. The health life behaviour management system comprises wearable equipment and further comprises the mobile terminal, a data receiving server, a data management server, a data processing server, an information publishing server and a database, wherein the data receiving server, the data management server, the data processing server and the information publishing server are at a cloud side; a narrow-band wireless data link is established between the wearable equipment and the mobile terminal through short-distance wireless transmission; a broadband wireless data link is established between the mobile terminal and the data receiving server through long-distance wireless transmission; a bidirectional data link is established between the database and each server respectively; an original data transmission link is established between the data receiving server and the data processing server; a processing data transmission link is established between the data processing server and the information publishing server; and a control data transmission link is established between the data management server and the data receiving server. Numerous individual users can be served when the efficiency is high; and abundant functions, such as an online doctor consulting function, a relative and friend binding function, an emergency call function, a real-time locating and tracking function and a health product purchasing function, can be provided.

Disclosed is a method of measuring a state of a drone. The method of measuring the state of the drone in a state in which a plurality of drones and a ground control station (GCS) are connected through a wireless network includes measuring, by a first drone, its own state based on collected information, requesting, by the first drone, a second drone or the GCS connected through the network to provide correction information and receiving the correction information from the second drone or the GCS, and comparing, by the first drone, information about the measured state with the received correction information, analyzing an error, and correcting the error.

The invention discloses a novel automatic reagent bottle capping and uncapping mechanism. A synchronous belt is driven by a stepper motor for transmission, a gear and rack transmission mode is adopted to realize uncapping, and a swinging arm is driven by an electromagnet to realize capping. The capping and uncapping mechanism is simpler and more stable; meanwhile, the mechanism is integrated with a reagent disk, so that cooling effects of the reagent disk can be effectively maintained, and the inner space of the reagent disk can be fully utilized to reduce more complex mechanical mechanisms; the reagent disk is integrated with the capping and uncapping mechanism, so that a reagent disk module of a fully-automatic chemiluminiscence analysis instrument is simpler and compacter in structure, and meanwhile, the working efficiency is improved; moreover, the reagent disk is closed, so that the aims of energy saving and emission reduction can be fulfilled, and the reagent disk can be used more conveniently and reliably, and has high market popularization value.

A processing system and method for detecting hotkey activation allows a computer device to determine whether a keyboard hotkey is activated by a user and to execute a corresponding application program associated with the hotkey if being activated. The system and method respectively associate each bit in a first register and a second register with each hotkey. Altering a value of the bit in the first register allows the computer device to identify if the hotkey is being pressed, and altering a value of the bit in the second register allows the computer device to identify if the hotkey has been released. The computer device thus detects the operating status of the hotkey in a polling manner via the first and second registers, thereby providing an active processing way for detecting hotkey activation to maintain the stability of the computer device.

There is provided a method for manufacturing a laser welded steel pipe in which the status of laser welding is accurately assessed, and the assessment is used to modify welding conditions, so that laser welded steel pipes can be manufactured at a high yield rate and in a stable manner. Irradiation point(s) of laser beam(s), with which the longitudinal edges are irradiated from the side of the outer surface, are monitored from the side of the inner surface of an open pipe, and then conditions of welding with the laser beam(s) are assessed to be kept unchanged if any keyhole is found penetrating out of the inner surface of the open pipe, or modified if no keyhole is found penetrating out of the inner surface of the open pipe.

The invention discloses an intelligent component for an oil-immersed transformer. The intelligent component comprises a cooling device control intelligent electronic device (IED), an on-load tap-changer (OLTC) control IED, a non-electric quantity protection unit, a merging unit, a comprehensive measurement IED, an oil chromatography and micro-water monitoring IED, a local discharge monitoring IED, an iron core grounding current monitoring IED, an acoustic fingerprint monitoring IED, a transformer bushing insulation monitoring IED, a winding temperature monitoring IED, an OLTC monitoring IED, a first communication network, a second communication network and a transformer monitoring master IED. According to the intelligent component, aiming at the particularity of the oil-immersed transformer, comprehensive information acquisition is performed, so that the state of the oil-immersed transformer can be monitored and controlled accurately and quickly.

The invention discloses a multi-source information fusion bearing fault prediction system and method, and the technical scheme is that the system comprises a multi-source information collection systemand a fault prediction system, and the multi-source information collection system is used for obtaining the multi-source information of a full-life-cycle operation state of a bearing, and comprises aplurality of sensors installed on the bearing; the fault prediction system comprises a database, a data processing module, a state monitoring module and a fault prediction module, the database is used for storing data acquired by different sensors, and the data processing module is used for processing original signals acquired by different sensors; the state monitoring module is used for displaying data in real time, and the fault prediction module can train the processed data to obtain a fault prediction result. According to the invention, the bearing operation full-life-cycle state can be obtained, multiple state signals of the bearing are collected and analyzed at the same time, the fault feature recognition rate is improved, and the model prediction accuracy is improved.

Apparatus and methods are described providing improved surgical and similarly invasive procedures. The components may be used individually or collectively as a system. They consist of new apparatus for insertion of transducers and transducer arrays into the body cavity, apparatus and procedures for controlling pressure differential between the body cavity and the atmosphere, imaging techniques to combine the now available real-time images with pre-procedure imaging, and robotic placement techniques that when combined with all of the above provide improved surgical and medical procedures.

The invention discloses a pond-cultivation automatic control system. The system comprises a cultivation environment monitoring module, a controller, a server and pond cultivation production equipment. The cultivation environment monitoring module is used for collecting cultivation environment parameters in real time and uploading to the server through the controller. The server comprises a data processing module and a decision support module. The data processing module is used for comparing cultivation site information with cultivation reference data. The decision support module is used for generating a scheduling control instruction according to a data analysis result acquired by an information processing module. The controller drives the pond cultivation production equipment to complete automatic cultivation control. In the system, an automation precision control technology is used to realize automatic pond cultivation control so that cultivation labor cost can be effectively reduced, energy fodder wastes are reduced and water product quality is increased.

The invention discloses an industrial control network situation assessment method. The related industrial control network equipment comprises a security gateway, a programmable logic controller, fieldsensor equipment, a security management platform and an engineer station, the method comprises the following steps that: S1: an engineer station configures and operates an industrial control system,PLCs (Programmable Logic Controller) in each area identify controlled equipment connected with IO (Input / Output) modules of the PLCs, and match an information list of the controlled equipment to forma periodic communication mode of a master station and a slave station; S2, the PLC feeds data information back to the security gateway in real time; a data packet deep analysis system of the securitygateway extracts data characteristics, removes redundant attribute characteristics, and only leaves characteristics related to a system behavior mode, including data characteristics based on a communication protocol, state information of a programmable logic controller, industrial control network system state information and network flow characteristics; and S3, the industrial control network situation assessment model carries out situation assessment on the system and forms an assessment result.

The invention relates to a method based on CTC (centralized traffic control) station yard graph graphic elements and used for setting temporary speed restriction of a high-speed railway. The method comprises steps as follows: 1), a starting point and an ending point of temporary speed restriction are selected according to selection of graphic elements of a block section of a station yard graph; 2), a CTC system receives an input speed limit value and sends a speed limit storage command to a train control system; 3), the condition that the speed limit state is stored is fed back to the CTC system by the train control system; 4), the condition that the speed limit state is stored is displayed on the station yard graph by the CTC system; 5), the CTC system issues a speed limit checking command to the train control system; 6), the condition that the speed limit state is checked is fed back to the CTC system by the train control system; 7), the condition that the speed limit state is checked is displayed on the station yard graph by the CTC system; 8), the CTC system issues a speed limit executing command to the train control system; 9), the condition that the speed limit state is executed is fed back to the CTC system by the train control system; 10), the condition that the speed limit state is executed is displayed on the station yard graph by the CTC system. Compared with the prior art, the method has the advantages of visual and concise operation, high system security and the like.

The invention relates to a winch integrated monitoring device, and aims to solve the technical problem to provide a winch integrated monitoring device which is simple in structure and low in cost, and operation status of the winch can be monitored in real time through monitoring operating space, speed and traction value of a steel wire for towing the winch in real time. According to the technical scheme, the winch integrated monitoring device comprises a shell, a counting device, a dynamometer wheel, a dynamometer link, a sensor, a traction computing microcontroller, a length computing microcontroller and a speed computing microcontroller; counting wheels of the counting device are driven to rotate through motion of the steel wire to generate counting signals to transmit to the length computing microcontroller and the speed computing microcontroller to compute and obtain the operating space and speed of the steel wire; the traction effects on the steel wire and transmits to the sensor through the dynamometer wheel and the dynamometer link, and the sensor transmits signals to the traction computing microcontroller to compute and obtain the traction value.

The invention discloses an early diagnosis method for faults of a strip steel tension sensor. The early diagnosis method comprises the following steps: (1) obtaining strip steel tension sequence data and standardizing; (2) carrying out adaptive EMD (empirical mode decomposition) on the standardized strip steel tension sequence data; (3) carrying out multi-feature extraction and combination on the strip steel tension sequence data, namely calculating multiple feature vectors of each decomposition amount of the strip steel tension sequence data, combining the feature vectors, and describing the global feature of a strip steel tension time sequence in multi-scale adaptive decomposition; (4) carrying out SVM (support vector machine) classifier training, namely selecting part of global feature data as a training set for SVM classifier learning to obtain an SVM classifier model used for identifying a state of the tension sensor; (5) carrying out offline test and online application. The early diagnosis method can be used for timely finding and removing the early faults of the tension sensor to guarantee normal running of a strip steel tension measurement and control system, and can be widely applied in the technical field of strip steel production.

The invention discloses an automobile battery state monitoring and warning system and method. The system includes a battery sensing unit, a BCM (Body Control Module), a combined instrument unit, an on-board T-BOX unit and a handheld terminal. The battery sensing unit is installed at the negative end of a battery, and is electrically connected with the BCM. The BCM is electrically connected with the combined instrument unit and the on-board T-BOX unit. The on-board T-BOX unit wirelessly communicates with the handheld terminal. The battery sensing unit detects the discharge current, internal resistance and state of charge (SOC) of the battery in real time, and transmits the discharge current, internal resistance and SOC of the battery to the BCM for judgment. When the power of the battery islow or the life of the battery is expired, the BCM sends alarm information to the combined instrument unit for display or sends alarm information through the on-board T-BOX unit to the handheld terminal for display. The owner can be notified of the accurate state of the battery, and the user experience can be enhanced.