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72 results about "Communication trigger" patented technology

Deterministic scheduling method and system for realizing bus communication

The invention discloses a deterministic scheduling method for realizing bus communication, which is used for realizing communication with determinacy and reliability in industrial control network. A bus comprises at least one master node and a plurality of slave nodes; and a plurality of safety slave nodes are determined among the slave nodes according to the requirements of safety level. The method comprises the following steps; after one control cycle, sending a non-real time communication trigger signal of the safety slave nodes to the mater node, so as to ensure that the master node carries out non-real time data communication with the safety slave nodes in sequence; after receiving the signal indicating that the master node finishes non-real time data communication with all the safety slave nodes, sending a real time communication trigger signal to the master node, so as to ensure that the master node carries out real time data communication with the slave nodes in sequence; and after receiving a signal indicating that the master node finishes real time data communication with all the slave nodes, sending a non-real time communication trigger signal to the master node, so as to ensure that the master node carries out non-real time data communication with the slave nodes in sequence. The invention further discloses a deterministic scheduling system for realizing bus communication.
Owner:ZHEJIANG SUPCON TECH

Communication method and device based on circuit domain backspacing technology

InactiveCN103517316AShorten the timeMeet the length of time required for the measurementConnection managementHeterogeneous networkHeadphones
The embodiment of the invention provides a communication method based on the circuit domain backspacing technology. The method comprises the steps that when a communication triggering action is monitored, measurement is trigged to obtain a measurement report, when a measurement control message sent by an evolution base station is received, the measurement report is uploaded to the evolution base station, and the evolution base station is used for setting up communication through the measurement report according to the circuit domain backspacing technology. According to the communication method and device, a mobile device is monitored, when a user starts a Bluetooth headset, or connects a vehicle Bluetooth communication device, or starts a dial plate interface and other operations, the mobile device triggers measurement of a heterogeneous network cell in advance, network side triggering is not needed, time for the user to insert the headset, inputting phone numbers and other operations is generally smaller than 2 seconds, and the time span requirement of measurement is met. Time needed by measurement of the heterogeneous network cell in the following signaling interactive process is saved, and delay built based on CSFB communication is reduced.
Owner:HISENSE

Urine and excrement detection sensor, diaper and monitoring system

InactiveCN106691699AAvoid false positivesPrevent False Positive DetectionSanitary towelsElectricityMonitoring system
The invention discloses a urine and excrement detection sensor, a diaper and a monitoring system. The urine and excrement detection sensor is strip-shaped integrally, and comprises a first electricity-conducting strip, a second electricity-conducting strip and a third electricity-conducting strip. The first electricity-conducting strip, the second electricity-conducting strip and the third electricity-conducting strip are arranged on a first substrate. A misinformation through hole is formed in the middle of the second or third electricity-conducting strip, and an isolating layer covers the corresponding other electricity-conducting strip. The misinformation through hole divides the corresponding electricity-conducting strip into two sections. The misinformation through hole and the isolating layer divide the sensor into an excrement detection area and a urine detection area. The urine and excrement detection sensor is arranged on a diaper body. The urine and excrement monitoring system comprises the diaper and a smart terminal. The urine and excrement detection sensor, the diaper and the monitoring system have the advantages that the isolating layer is arranged on the corresponding electricity-conducting strip of the urine and excrement detection sensor, a separation area is arranged in the middle of an absorption core layer to separate the excrement detection area from the urine detection area, and accordingly, urine and excrement detection misinformation is avoided; communication between a communication triggering device and the smart terminal is realized through a wireless communication module, and urine and excrement are prompted by the smart terminal.
Owner:SHENZHEN HYAN MICROELECTRONICS

Island AC-DC hybrid microgrid group power cooperative control method

ActiveCN111740426AGuaranteed autonomous operation capabilityRealize autonomous control of powerAc network load balancingAc networks with different sources same frequencyMicrogridConstant power
The invention relates to an island AC-DC hybrid microgrid group power cooperative control method, which comprises the steps of constructing a V2-P droop control strategy for a DC sub-microgrid containing a constant-power load, constructing an SOC dynamic balance consistency control strategy for the energy storage sub-microgrid, constructing a sub-microgrid power exchange control strategy for the DC sub-microgrid, the AC sub-microgrid and the energy storage sub-microgrid, constructing a communication trigger control strategy based on the sub-microgrid power exchange control strategy, utilizinga V2-P droop control strategy, an SOC dynamic balance consistency control strategy and a traditional P-f droop control strategy to respectively control respective output power of the DC sub-microgrid,the energy storage sub-microgrid and the AC sub-microgrid, and acting the sub-microgrid power exchange control strategy and the communication trigger control strategy on the island AC-DC hybrid microgrid group so as to control power exchange and interconnection communication among the sub-microgrids. Compared with the prior art, power balance inside the sub-microgrids and between the sub-microgrids can be reliably achieved, and unnecessary interconnection communication can be reduced.
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER

Charging box communicating with wireless earphone, and charging system

The invention discloses a charging box communicating with a wireless earphone, and a charging system. The charging box comprises a second communication contact connected with a first communication contact of the wireless earphone after entering the box. The first communication contact is connected with an analog-to-digital conversion interface of a first control chip of the wireless earphone. Theanalog communication circuit is connected with the second communication contact. The communication triggering module is used for receiving a communication instruction for representing a pre-implementation function of the wireless earphone. The second control chip is connected with the analog communication circuit and the communication trigger module. The control circuit is used for controlling theanalog communication circuit to output an analog signal representing the pre-implementation function when the wireless earphone enters the box and a communication instruction is received, so that thefirst control chip controls the wireless earphone to realize the pre-implementation function after receiving a data signal converted from the analog signal. Therefore, the analog communication mode of the application reduces the cost of the wireless earphone, and is beneficial to the miniaturization design of the wireless earphone.
Owner:GEER TECH CO LTD

Long-distance multi-channel boosting detonation device

The invention discloses a long-distance multi-channel boosting detonation device. The long-distance multi-channel boosting detonation device comprises a communication cable, a bus controller and a plurality of boosting detonation modules, wherein the bus controller and the boosting detonation modules are connected to the communication cable. The bus controller issues a deprotection instruction and a communication triggering instruction to the boosting initiation modules to control the boosting initiation modules to perform synchronous ignition or time-sharing ignition; each boosting detonation module comprises a communication and security circuit and a boosting ignition circuit; each communication and security circuit is triggered by the deprotection instruction to release an internal electric safety signal and output an energy signal required by the boosting ignition circuit; when each boosting ignition circuit receives the energy signal, the boosting ignition circuit boosts the energy signal so as to charge energy storage capacitor; And after a communication triggering instruction is received, the energy storage capacitor is controlled to discharge to an initiating explosive device. According to the invention, the bus controller sends the information instruction to the corresponding boosting initiation circuits to finish multi-path long-distance accurate ignition, so that the anti-interference capability between ignition channels and the comprehensive performance of an in-line ignition system are improved.
Owner:湖北三江航天红林探控有限公司

Smart tag-based grain ex-warehousing and warehousing operation supervision method and system

The invention discloses a smart tag-based grain ex-warehousing and warehousing operation supervision method and a system. The method comprises the steps of generating a trigger signal by a communication trigger to trigger an RFID tag arranged in a vehicle within a predetermined range around the communication trigger so as to enable the RFID tag to upload identification data to an application server via a wireless base station; positioning the vehicle by the application server according to the identification data; judging whether the operation process of the vehicle meets the requirement or not based on the position of the vehicle; and sending a switching-on control signal to a belt conveyor power control box on the condition that the position of the vehicle meets the requirement. A belt conveyor connected with the belt conveyor power control box is automatically switched on by the belt conveyor power control box according to the switching-on control signal. According to the technical scheme of the invention, the long-distance communication between the tag and the base station is realized. Meanwhile, the method and the system are used for dynamically tracking and positioning grain-conveying vehicles and monitoring the operation processes of the vehicles.
Owner:AEROSPACE INFORMATION

Remote signaling information verification method, debugging verification host, monitoring host and system

PendingCN111193968ASolve the problem that the amount of data is too large to be all point-to-pointEnsure consistencySub-station arrangementsData switching networksComputer hardwareEmbedded system
The invention relates to a remote signaling information verification method, a debugging verification host, a monitoring host and a system. The method comprises the following steps: sending a remote signaling transmission instruction of each remote signaling point in a spacer layer protection measurement and control device to the monitoring host; after a remote signaling transmission completion signal corresponding to the remote signaling transmission instruction is received, waiting for receiving remote signaling displacement information of each remote signaling point fed back by the monitoring host and/or the telecontrol gateway machine; and verifying the remote signaling displacement information of each remote signaling point fed back by the monitoring host and/or the telecontrol gateway machine based on preset remote signaling displacement information corresponding to the remote signaling transmission instruction. According to the technical scheme provided by the invention, closed-loop automatic verification of all remote signaling signals in a local transformer substation monitoring background is completed in a communication triggering mode, the problem that all points are difficult to align due to large data volume in the remote signaling point alignment process is solved, and the consistency and accuracy of remote signaling information verification are guaranteed.
Owner:STATE GRID LIAONING ELECTRIC POWER RES INST +2
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