48results about "Synchronous operation arrangements" patented technology

This application provides a clock synchronization method and a control system for a control system. The control system includes a first controller and a second controller. The first controller includes a first clock unit and a second clock unit, and the second controller includes a third clock unit. The clock of the first clock unit is different from the clock of the third clock unit, and the clock of the second clock unit is the same as the clock of the third clock unit. The method includes: the first controller and the second controller adding a timestamp to sensor data using a first clock, wherein the first clock is either the clock of the first clock unit or the clock of the third clock unit, ensuring clock consistency of the sensor data, thereby improving the accuracy of subsequent business processing.

A data alignment method, a system, and a vehicle-mounted terminal. The data alignment method comprises: acquiring world time information and selecting a constraint mode for a trigger signal; on the basis of the world time information and the constraint mode, outputting the trigger signal to corresponding sensing devices, so that the sensing devices acquire preliminary sensing data on the basis of the trigger signal; and on the basis of the constraint mode, selecting a corresponding alignment mode to perform alignment processing on the preliminary sensing data, so as to acquire final sensing data. The present application solves the problem that a back-end sensing fusion application cannot obtain accurate sensing information due to mismatch between sensing content of sensing devices.

This invention discloses a network synchronization device that may include a matched filter. The matched filter may be configured to generate an event for synchronizing the operation of elements in the network, at least in part in response to a timing frame generated at a network switch. The event for synchronizing the operation of the element may include a first event generated at least in part in response to first information associated with a first element and a second event generated at least in part in response to second information associated with a second element. Related systems and methods are also disclosed.

Method for time synchronization of sensor units (SU) in a distributed system, wherein sensor data (SD) are acquired by the sensor units (SU) and transmitted to a central unit (CU) via a radio network (RFN), and wherein, upon acquisition of sensor data (SD), a further, current value of the internal time unit (FC) of the respective sensor unit (SU) is stored, and wherein the acquired sensor data (SD) is assigned at least the value of the internal time unit stored upon reception of the characteristic time feature of the identification signal, the associated transmitter identification of the identification signal, and the further value of the internal time unit (FC) stored upon acquisition of the sensor data (SD) and are transmitted together with the sensor data (SD) to the central unit (CU), and wherein the central unit (CU) acquires voltage and phase values ​​of at least one of the three phase conductors of a power supply network as a current phasor over more than one measurement period (p).and the current phasors of the respective sensor unit (SU) are aggregated into aggregated current phasors (IH1p), and the aggregated current phasors (IH1p) are transmitted to the central unit (CU), and in the central unit (CU) powers are calculated in phase from the voltage values ​​and the aggregated current phasors (IH1p).

A method for time synchronization of sensor units (SU) in a distributed system, wherein sensor data (SD) is acquired by the sensor units (SU) and transmitted via a radio network (RFN) to a central unit (CU), and wherein, upon acquisition of sensor data (SD), a further, current value of the internal time unit (FC) of the respective sensor unit (SU) is stored, and wherein the acquired sensor data (SD) is assigned at least the value of the internal time unit stored upon reception of the characteristic time feature of the identification signal, the associated transmitter identification of the identification signal, and the further value of the internal time unit (FC) stored upon acquisition of the sensor data (SD) are assigned and transmitted together with the sensor data (SD) to the central unit (CU), and wherein the central unit (CU) acquires voltage and phase values ​​from at least one of the three phase conductors of a power supply network, from which synchronization data (t0EGSp,Tp) for frequency or period, as well as for the phase angle of the voltage of at least one of the three phase conductors with respect to the acquisition time of the voltage and phase values ​​of at least one of the three phase conductors are determined and transmitted to the sensor units (SU), and the respective sensor unit (SU) acquires the respective sensor data (SD) in the form of current values ​​with respect to the synchronization data (t0EGSp, Tp), which are transmitted to the central unit (CU), and in the central unit (CU) power is calculated from the voltage values ​​and current values.

The invention relates to the field of data acquisition, and discloses a multi-level access type data acquisition device and a multi-party collaborative grassroots governance system.The device comprises a machine body, a sensing module, a display module, a level interconnection module, an access module, a notch, a movable plate base, a first positioning piece, a wire arrangement base set, a main control board, a second positioning piece and a telescopic driving assembly; a plurality of compartments for data cables to pass through are formed in the cable management seat group, a fixed end interface for the data cables to access is mounted on the main control board, and the telescopic driving assembly drives the end part of the cable management seat group to move, so that the cable management seat group is extended or shortened to adjust the length of a traveling path of the data cables between the first positioning piece and the second positioning piece. According to the invention, when wireless communication interruption or delay occurs, the equipment is manually switched to a wired transmission mode, the continuity and timeliness of data transmission are ensured, and based on a multi-party collaborative grassroots governance system, the integrated, intelligent and efficient levels of grassroots governance are integrally improved.

This application provides a clock synchronization method of a control system and a control system. The control system includes a first controller and a second controller, the first controller includes a first clock unit and a second clock unit, and the second controller includes a third clock unit. A clock of the first clock unit is different from a clock of the third clock unit, and a clock of the second clock unit is the same as the clock of the third clock unit. The method includes: The first controller and the second controller add a timestamp to sensor data by using a first clock, where the first clock is the clock of the first clock unit or the clock of the third clock unit, to ensure clock consistency of the sensor data. This improves accuracy of subsequent service processing.

A remote control device is disclosed. a remote control device includes: a user interface; a memory storing at least one instruction and a plurality of binary codes; a communication interface; and at least one processor operatively connected with the user interface, the memory, and the communication interface and configured to execute the at least one instruction to: identify, based on a user command receiving through the user interface, a binary code corresponding to the user command from among the plurality of binary codes, identify, based on a pre-set number of bit units, a plurality of bit groups corresponding to the binary code, and control the communication interface to transmit a first pulse signal corresponding to the plurality of bit groups.

This invention discloses a method for synchronous data acquisition from multiple Bluetooth gauges, addressing the technical problems of low data acquisition efficiency and insufficient automation in existing technologies. It belongs to the field of production inspection data acquisition and information technology. The invention includes multiple Bluetooth gauges, a smart terminal, and a Manufacturing Execution System (MES). The smart terminal has a built-in data acquisition app. The Bluetooth gauges are responsible for performing measurements and uploading measurement data to the data acquisition app. The data acquisition app enables unified management of the Bluetooth gauges and processing of measurement data. The MES system is used to receive, store, parse, and manage the inspection measurement data.

The invention provides a broadband carrier and micropower wireless dual-mode communication data acquisition method and device, and relates to the technical field of electric power communication. The method comprises the following steps: issuing acquisition task configuration information to a first dual-mode communication module; the first dual-mode communication module is controlled to distribute the data items and the collection periods to the second dual-mode communication modules according to the task numbers, and the second dual-mode communication modules are controlled to obtain the collected power data; in the acquisition period, controlling the first dual-mode communication module to send a freezing data request message to each second dual-mode communication module, controlling each second dual-mode communication module to package the power data into a freezing data response message according to the freezing data request message, and sending the freezing data response message to the first dual-mode communication module; controlling the first dual-mode communication module to convert the frozen data response message into a report message; and a report message sent by the first dual-mode communication module is received, the report message is analyzed to obtain the electric power data, and minute-level data acquisition can be realized.

A measurement system (10) includes: a measurement unit (22A) configured to perform measurement a plurality of times on the basis of a first clock signal having a first clock period to obtain a plurality of measurement results; a time stamp provision unit (22B) configured to provide a time stamp indicating a measurement time to each measurement result obtained in the second period among the plurality of measurement results obtained using the measurement unit (22A) the basis of a second clock signal having a second clock period longer than the first clock period and having better period accuracy than the first clock signal; and a measurement time correction unit (32B) configured to correct a measurement time of a measurement result in accordance with a period specified using two time stamps and the number of measurement results obtained during the period. As a result, it is possible to obtain a measurement result to which a measurement time with a small time lag with respect to an actual time is provided with low power consumption.

To provide a battery monitoring device, a method for wirelessly transmitting battery-related information, and a program that can suppress the number of wireless transmissions of battery-related information.SOLUTION: A battery monitoring device 40 includes a plurality of monitoring units 44 that acquire battery-related information including at least information indicating the status of a battery, and a wireless communication unit 46. The wireless communication unit 46 wirelessly transmits the battery-related information acquired by the plurality of monitoring units 44 to a control device 50.SELECTED DRAWING: Figure 5

An electronic circuit device (100) for acquiring an analog signal. The device (100) comprising: - a data line (110), one or more control lines (120) of which at least a clock line (120a), and configured for transmitting a stored digital measurement result using the data line (110) and the one or more control lines (120), in accordance with a synchronous serial communication protocol; - a detection means (130) for recognizing a synchronization pulse on one of the one or more control lines (110) or on the data line (110); wherein the device (100) is configured for - repetitively measuring the analog signal or for measuring the analog signal triggered by the synchronization pulse; and for - storing one or more digital measurement results or combinations thereof when triggered by the synchronization pulse.

This invention discloses a control method and system for fitness equipment. The method includes: a data acquisition device synchronously acquiring multimodal data of a user during training and sending the multimodal data to a control device, wherein the multimodal data includes physiological characteristic data, movement data, and environmental data; the control device constructing a multidimensional ability profile of the user based on the multimodal data using a profile construction model, and generating a training plan based on the multidimensional ability profile, acquired training input data, and historical training data using an intelligent decision model, wherein both the profile construction model and the intelligent decision model are models sent from a cloud server; the fitness equipment receiving the training plan sent by the control device and controlling its own output parameters according to the training plan. This invention improves the effectiveness of exercise training while ensuring safety.

This application provides a control system, a clock synchronization method, a controller, a node device, and a vehicle, and relates to the field of electronic technologies in the automotive field. In the control system provided in this application, a primary controller directly sends a reference clock signal to at least one node device by using a ring network, so that the at least one node device can perform timing based on a frequency of the reference clock signal. In this way, precision of clock synchronization between the primary controller and the node device can be improved to precision equal to a pulse width of the reference clock signal. In addition, because the control system includes the ring network, it can be ensured that there are redundant paths during signal exchange between the primary controller and the node device, thereby ensuring reliability of signal transmission.

Methods and systems are described herein for time synchronization of a distributed sensor array system ("distributed system"). The distributed system includes multiple sensor nodes, which are time- synchronized using a combination of RF signal data and message-based time techniques across multiple communications mechanisms. Time synchronization is implemented both internally between a sensor node's components and over-the-air between different sensor nodes. The distributed system further employs multiple layers of standardized and custom synchronization protocols to build a scalable, potentially zero-hop, time transfer network. The time synchronization accuracies achieved by the time transfer network enable coherency in the distributed system.

Devices, systems and methods are provided for low-power and high-sampling rate of analog signals received from sensors transported by host devices. The devices, systems and methods may be adapted to utilize GPS and PPS signals for synchronization with digitized signals generated based on the sampling of the analog signals that are simultaneously received and processed by multiple channels. Synchronized data packets may be recorded by the disclosed data acquisition systems, and may be further transmitted to host devices and remote devices.

This utility model relates to an integrated hardware acquisition and processing device for multimodal remote sensing data, including a power conversion module, a time synchronization board, a switch, an industrial control computer, a color area array camera, a thermal infrared camera, a GNSS board, and a GNSS antenna. The power conversion module supplies power to each component, the time synchronization board triggers the area array camera, the industrial control computer triggers the infrared camera, the GNSS board transmits data to the time synchronization board and the industrial control computer, and the data from the camera and the time synchronization board is aggregated to the industrial control computer via the switch. This utility model, through integrated hardware, achieves synchronous acquisition and aggregation processing of multimodal remote sensing data. The cooperation between the time synchronization board and the GNSS board ensures data time alignment, and the connection between the switch and the industrial control computer enables centralized data storage. The overall structure improves acquisition efficiency and data accuracy, and also reduces the difficulty of multimodal data acquisition and processing.

The invention relates to a method for aligning and / or synchronizing counter values of at least two devices, wherein a receive facility of a first device at receive times forwards reference counter values of at least a second device, in particular of a reference counter of the second device, to a counter-value alignment unit of the first device, wherein a counter facility of the first device transfers a receive counter value to the counter-value alignment unit at each of the receive times, wherein, for the purpose of aligning the counter values, the counter-value alignment unit assigns the, or at least one, reference counter value to the receive counter value at each of the receive times, and relates to a device and to an arrangement.

A measurement system includes a measurement unit configured to perform measurement a plurality of times on the basis of a first clock signal having a first clock period to obtain a plurality of measurement results, a time stamp provision unit configured to provide a time stamp indicating a measurement time to each measurement result obtained in the second period among the plurality of measurement results obtained using the measurement unit the basis of a second clock signal having a second clock period longer than the first clock period and having better period accuracy than the first clock signal, and a measurement time correction unit configured to correct a measurement time of a measurement result in accordance with a period specified using two time stamps and the number of measurement results obtained during the period.

A method of time synchronization in an offline environment is provided. The method includes connecting an electronic device in a mesh network of electronic devices so that the mesh network includes the electronic device and other electronic devices, wherein the electronic devices each includes a clock set to a time and comparing, by the electronic device, the time on the clock to a time range to determine that the time is within a time range indicating an invalid time. Responsive to the determination that the time is within the time range indicating an invalid time, communicating, by the electronic device, a time request message to the other electronic devices in the mesh network, receiving, by the electronic device, a valid time from one of the other electronic devices in the mesh network, and synchronizing, by the electronic device, the clock with the valid time.

An information output method includes: obtaining travel information relating to travel of a mobile object (1) capable of autonomously traveling and being subjected to at least one of remote operation or remote monitoring; obtaining location information relating to a remoting-required location where at least one of remote operation or remote monitoring is required; determining whether mobile objects (1) will be located in one or more remoting-required locations at the same timing, based on the travel information and the location information; generating control information for controlling at least one mobile object (1), among the mobile objects (1), to prevent the mobile objects (1) from being located in the one or more remoting-required locations at the same timing, when the mobile objects (1) are determined to be located in the one or more remoting-required locations at the same timing; and outputting the control information.

Methods and systems are described herein for time synchronization of a distributed sensor array system ("distributed system"). The distributed system includes multiple sensor nodes which are time synchronized using status information of a sensor node (e.g., timestamp of an occurrence of an event such as receipt of a request for local timestamp, a receipt of a calibration signal). A timestamp of an occurrence of the event at a sensor node is determined for each of the sensor nodes and a time offset between a timestamp of an occurrence of the event at a reference node of the distributed system and the timestamp of the corresponding sensor node is determined. The distributed system synchronizes each of the sensor nodes based on the time offset of the corresponding sensor node to time align data signals received by the sensor nodes. The time aligned signals are cohered for further processing.

To provide an invention that relates to a technical field of a software development for a vehicle, and more particularly provide a method and system for time synchronization of video information and bus message information.SOLUTION: A time stamp T0 of a head frame of video information, a time stamp T1 of a tail frame of the video information, a time stamp T2 of the tail frame of a bus message, and a time stamp Ty of each frame of the bus message are recorded, and the time stamp of the head frame of the bus message is matched with the time stamp T0 of the head frame of the video information. A proportionality coefficient k=(T1-T0) / (T2-T0) is derived. All recorded bus messages are traversed and the time stamp Ty of each frame is modified to Tx=T0+(Ty-T0)*k and stored, so that the time stamp Tx of each frame of the bus message is recorded with reference to a clock of the video information.SELECTED DRAWING: Figure 1

The invention discloses a low-voltage distribution area meter reading link AI score and time slot level parameter issuing system and method. The system comprises an edge node, a link feature acquisition module, an AI score module, a time slot level parameter issuing module and an electric energy meter terminal. The link feature acquisition module is used for acquiring link state information in real time at an edge node side; the AI scoring module is used for processing the multi-dimensional features through a lightweight artificial intelligence model according to the link state information, and outputting the probability score and confidence of the link transmission success rate; and the time slot level parameter issuing module is used for generating a dynamic parameter combination according to the probability score and the confidence coefficient of the link transmission success rate, distributing the parameter combination to a specific time slot of the meter reading frame, and issuing parameters to the electric energy meter terminal at a time slot boundary through a clock synchronization mechanism. The technical problems that an existing system is low in one-time copying rate, high in retransmission frequency, long in end-to-end time delay and difficult to meet the requirements for high reliability, low time delay and balanced coverage of an intelligent power grid are solved.

A wireless signal acquisition device based on a radio frequency communication technology comprises a power supply unit, an input protection circuit, a preamplifier, a signal acquisition unit, a control module and a radio frequency communication module, and the input protection circuit is connected between the preamplifier and an input terminal; the pre-amplifier is used for amplifying and coupling the acquired alternating current signal; the signal acquisition unit is used for converting the effective value of the alternating current signal into direct current voltage; the control module is used for converting the direct-current voltage into digital information, dynamically adjusting the amplification factor of the pre-amplifier and decoding communication data received by the radio frequency communication module; and if the decoding information is a data uploading command, the control module encodes and sends the digital information. Each device can independently collect one path of signals, so that synchronous collection and delayed transmission of each collector are realized; the whole device is integrated into one test clamp and can be conveniently installed at a signal output part, so that the influence of connecting assemblies such as cables on signals is avoided, and the measurement precision is improved.

A method for synchronizing a clock (9) of an electric meter (1) which includes a first processing unit (5) comprising a first port (8) arranged to be connected to an external device (2), comprising the steps of: ∘ receiving via the first port (8) a first frame containing a reference time; ∘ configuring the first port to operate in an interrupt trigger mode; ∘ receiving via the first port a pulse defining a synchronization time, and triggering an interrupt leading to the recording of the reference time as a current time at the synchronization time; ∘ reconfiguring the first port to communicate via the first port using the serial link.

An example electronic device includes a first communication unit, a second communication unit, and a processor for performing control such that the second communication unit operates in a scan state in which an undirected advertising packet can be received when a preset IR signal is received from a remote control device through the first communication unit, acquiring identification information of a target device from the undirected advertising packet when the undirected advertising packet is received from the remote control device in the scan state, and providing a user interface (UI) for guiding a Bluetooth connection with remote control device when the acquired identification information of a target device matches identification information of the electronic device.

This application provides a control system, a clock synchronization method, a controller, a node device, and a vehicle, and relates to the field of electronic technologies in the automotive field. In the control system provided in this application, a primary controller directly sends a reference clock signal to at least one node device by using a ring network, so that the at least one node device can perform timing based on a frequency of the reference clock signal. In this way, precision of clock synchronization between the primary controller and the node device can be improved to precision equal to a pulse width of the reference clock signal. In addition, because the control system includes the ring network, it can be ensured that there are redundant paths during signal exchange between the primary controller and the node device, thereby ensuring reliability of signal transmission.