CN117651233B - Low-delay uploading method for data of bus communication sensor - Google Patents
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Abstract
The invention discloses a low-delay uploading method of data of a bus communication sensor, which relates to the technical field of data transmission, and solves the problem that the high-delay condition of the generated data is caused by determining concurrent processing logic without comprehensively analyzing different communication protocols of different communication sensors.
Description
Technical Field
The invention relates to the technical field of data transmission, in particular to a low-delay uploading method of data of a bus communication sensor.
Background
In the field of communications, sensors may be used for many different applications, such as smart home, internet of things, industrial automation, etc.; they may be used to monitor environmental parameters (e.g., temperature, humidity, light, etc.), detect motion or position, monitor security, etc.
The application with the patent publication number of CN104935524B discloses a soft load balancing method based on link delay control in a multipath network; in the algorithm model, when the optimal path allocation of the flow is determined, the propagation delay and the link bandwidth are considered, and on the basis of no additional cost, on one hand, the maximum link end-to-end delay can be minimized, and the waiting delay of the reordering of the data packets of the receiving end is reduced; on the other hand, the end-to-end delay difference of each link can be minimized, so that the delay jitter of the data packet is reduced, and the risk of reordering the data packet is reduced; the lower the risk of reordering the data packets, the smaller the waiting time delay, and the smaller the time delay brought by the reordering process of the data packets; therefore, the algorithm model provided by the invention can reduce the end-to-end time delay, can also reduce the time delay of the data packet reordering process, further reduce the time delay of successfully transmitting one data packet, and optimize the throughput of the whole multipath network.
In the process of data processing of the communication sensors, due to the problem of data concurrency, the transmission rate of data generated by a plurality of groups of communication sensors is slow in transmission, the data processing process is also slow, comprehensive analysis is not performed on different communication protocols of different communication sensors, and the concurrency processing logic is determined, so that the generated data has a high time delay condition.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a low-delay uploading method of bus communication sensor data, which solves the problem that the generated data has high delay without comprehensively analyzing different communication protocols of different communication sensors and determining concurrent processing logic.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the low-delay uploading method of the bus communication sensor data comprises the following steps:
s1, determining a plurality of communication sensors interconnected with a bus, extracting corresponding transmission protocols according to the determined communication sensors, performing characteristic analysis on different transmission protocols, and performing similar classification on the different transmission protocols according to characteristic parameters, wherein the specific mode is as follows:
s11, comparing different transmission protocols with a preset feature word stock, wherein the feature word stock is the preset word stock, the feature word stock comprises a large number of feature words and corresponding assignments, and the assignments corresponding to each feature word are different;
s12, confirming the same feature words by comparing the content of the transmission protocols with a feature word library, extracting assignment values corresponding to the corresponding feature words to serve as a comparison value library of the corresponding transmission protocols, wherein a plurality of assignment values generally exist in one group of transmission protocols, and after the comparison value libraries of a plurality of transmission protocols are confirmed, performing the next processing;
s13, comparing the similarity of two groups of transmission protocols one by one according to a comparison value library, and confirming the similarity value, wherein the specific mode is as follows:
determining the same assignment in the two groups of transmission protocols, and determining the total duty ratio of the same assignment in the corresponding transmission protocol comparison value library;
then, carrying out average value processing on the two groups of total duty ratios to obtain a similarity value between the two groups of transmission protocols;
s14, if the similarity value is more than or equal to Y1, dividing the two corresponding groups of transmission protocols into the same type of areas, wherein Y1 is a preset value, if the similarity value is less than Y1, not processing, and when a certain group of transmission protocols are simultaneously positioned in two groups of the same type of areas or multiple groups of the same type of areas, directly combining the two groups of the same type of areas or multiple groups of the same type of areas into one group of the same type of areas;
s2, determining communication sensors which need to transmit data in a corresponding stage, determining the number of the communication sensors, if the communication sensors are single groups, directly performing data communication, if the communication sensors are multiple groups, determining transmission protocols belonging to the same type of area, determining concurrent processing logic in the data concurrency process, and then transmitting the data according to the concurrent processing logic, wherein the specific mode is as follows:
s21, according to the determined communication sensor, calibrating a corresponding transmission protocol as a protocol to be allocated, and calibrating the protocols to be allocated belonging to the same type of area as similar protocols;
s22, simultaneously transmitting communication sensors which are the same as a batch of similar protocols, calibrating communication sensors which do not belong to the same batch of similar protocols as difference sensors, caching data generated by different difference sensors, and transmitting the data generated by the difference sensors after the data transmission of the same batch of similar protocols is completed;
s23, confirming the data capacity cached by the difference sensors according to the determined same batch of similar protocol communication sensors and the difference sensors, arranging the difference sensors in a mode of small to large data capacity to generate concurrency processing logic, and then carrying out data communication transmission according to the concurrency processing logic;
s3, when the number of synchronous transmission of the different communication sensors at the same stage exceeds five, confirming the data rate of the transmission of the different communication sensors at the same stage, and adjusting the transmission mode according to the confirmation result, so as to shorten the transmission time, wherein the specific mode is as follows:
s31, marking a plurality of communication sensors which are in synchronous transmission as working sensors, performing primary transmission, determining the data transmission rate of the corresponding working sensors, and marking the data transmission rate as V respectively k Wherein k represents different working sensors;
s32, defining a group of monitoring periods T, wherein T is a preset value, closing the transmission channels of a group of working sensors in the monitoring period T, and recording the data transmission rate L determined by other sensors in the monitoring period T k Wherein k represents different working sensors;
s33, recording the rate difference value generated by the same working sensor, wherein the rate difference value=L k -V k Then, summing up several groups of rate differences generated in the monitoring period T to obtain a judgment value P corresponding to the monitoring period T t Wherein t Representing different monitoring periods T;
s34, sequentially determining a plurality of different monitoring periods T and randomly closing corresponding transmission channels, and then generating a plurality of monitoring periodsIndividual evaluation value P t And selecting the maximum value, determining a corresponding communication sensor, caching data required to be transmitted by the communication sensor, and transmitting the cached data after the data transmission of other communication sensors is finished.
The invention provides a low-delay uploading method for bus communication sensor data. Compared with the prior art, the method has the following beneficial effects:
the invention confirms the sensor communication protocol interconnected with the bus, subsequently confirms the similarity between different sensor communication protocols, classifies different communication protocols, and subsequently, when the bus performs data analysis processing, the data processing logic of the bus can not be changed excessively, so that the bus can process simultaneously, the overall efficiency of the data processing is quickened, the processing period of the data is shortened, and a preliminary precondition is made for uploading the data with low delay to a certain extent;
subsequently, in the normal data transmission process, the transmission rate of each different communication sensor is analyzed, when the data are concurrent, the transmission channel of a certain communication sensor is disconnected, the data are analyzed, the transmission rate difference values of other communication sensors are sequentially determined in a period limiting mode, so that the optimal operation mode is locked, a plurality of groups of communication sensors can reach the optimal state, the optimal operation effect of a plurality of groups of communication sensors can be achieved, the low delay condition of the data is avoided, and the transmission time is shortened.
Drawings
FIG. 1 is a schematic flow chart of the method of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1, the application provides a low-latency uploading method of bus communication sensor data, which includes the following steps:
s1, determining a plurality of communication sensors interconnected with a bus, extracting corresponding transmission protocols according to the determined communication sensors, performing feature analysis on different transmission protocols, and performing similar classification on the different transmission protocols according to feature parameters, wherein the specific mode for performing the feature analysis is as follows:
s11, comparing different transmission protocols with a preset feature word stock, wherein the feature word stock is the preset word stock and is planned by an operator according to experience in advance, the feature word stock comprises a large number of feature words and corresponding assignments, and the assignments corresponding to each feature word are different;
specifically, the feature words do not include: the characteristic words generated in the transmission processes of compression, numerical conversion, duplicate removal and the like are processed in different modes by adopting different algorithms or logics aiming at different characteristic words, so that normal transmission of data is ensured, if the characteristic words in two groups of transmission protocols are mostly the same, the representative processing logic is generally not changed, so that the corresponding protocols can be divided into the same type of regions, the subsequent simultaneous processing is convenient when the data are concurrent, and the possibility of delayed uploading is reduced;
s12, confirming the same feature words by comparing the content of the transmission protocols with a feature word library, extracting assignment values corresponding to the corresponding feature words to serve as a comparison value library of the corresponding transmission protocols, wherein a plurality of assignment values generally exist in one group of transmission protocols, and after the comparison value libraries of a plurality of transmission protocols are confirmed, performing the next processing;
s13, comparing the similarity of two groups of transmission protocols one by one according to a comparison value library, and confirming the similarity value, wherein the confirming mode of the similarity value is as follows:
determining the same assignment in the two groups of transmission protocols, and determining the total duty ratio of the same assignment in the corresponding transmission protocol comparison value library;
then, carrying out average value processing on the two groups of total duty ratios to obtain a similarity value between the two groups of transmission protocols;
s14, if the similarity value is more than or equal to Y1, dividing the corresponding two groups of transmission protocols into the same type of areas, wherein Y1 is a preset value, the specific value of the Y1 is drawn by an operator according to experience, if the similarity value is less than Y1, no processing is performed, and when a certain group of transmission protocols are simultaneously positioned in two groups of the same type of areas or multiple groups of the same type of areas, the two groups of the same type of areas or multiple groups of the same type of areas are directly combined into one group of the same type of areas;
examples: assuming that there are three protocols A, B and C, wherein Y1 takes 85%, the similarity value of the partition to which the AB two protocols belong is 90%, and the similarity value of the partition to which the BC two protocols belong is 86%, the average value generated by the ABC three protocols is definitely higher than 85%, so that the ABC three protocols can be directly divided into the same type of regions;
s2, determining communication sensors which need to transmit data in a corresponding stage, determining the number of the communication sensors, if the communication sensors are single groups, directly performing data communication, if the communication sensors are multiple groups, determining transmission protocols belonging to the same type of area, determining concurrent processing logic in the data concurrency process, and then transmitting the data according to the concurrent processing logic, wherein the specific mode of determining the concurrent processing logic is as follows:
s21, according to the determined communication sensor, calibrating a corresponding transmission protocol as a protocol to be allocated, and calibrating the protocols to be allocated belonging to the same type of area as similar protocols;
s22, simultaneously transmitting communication sensors which are the same as a batch of similar protocols, calibrating communication sensors which do not belong to the same batch of similar protocols as difference sensors, caching data generated by different difference sensors, and transmitting the data generated by the difference sensors after the data transmission of the same batch of similar protocols is completed;
s23, confirming the data capacity cached by the difference sensors according to the determined same batch of similar protocol communication sensors and the difference sensors, arranging the difference sensors in a mode of small to large data capacity to generate concurrency processing logic, and then carrying out data communication transmission according to the concurrency processing logic;
specifically, in order to raise the efficiency of processing data by the corresponding buses, synchronous processing is performed on the data with high similarity, so that the time in the processing process can be fully reduced, and the processing logic is the same, so that the processing efficiency is accelerated;
s3, when the number of synchronous transmission of the different communication sensors at the same stage exceeds five, confirming the data rate of the transmission of the different communication sensors at the same stage, and adjusting the transmission mode according to the confirmation result, so as to shorten the transmission time, wherein the specific mode of adjusting the transmission mode is as follows:
s31, marking a plurality of communication sensors which are in synchronous transmission as working sensors, performing primary transmission, determining the data transmission rate of the corresponding working sensors, and marking the data transmission rate as V respectively k Wherein k represents different working sensors;
s32, limiting a group of monitoring periods T, wherein T is a preset value, the specific value of the T is determined by an operator according to experience, and the T is generally 1min, closing the transmission channels of a group of working sensors in the monitoring period T, and recording the data transmission rate L determined by other sensors in the monitoring period T k Wherein k represents different working sensors;
s33, recording the rate difference value generated by the same working sensor, wherein the rate difference value=L k -V k Then, summing up several groups of rate differences generated in the monitoring period T to obtain a judgment value P corresponding to the monitoring period T t Wherein t Representing different monitoring periods T;
s34, sequentially determining a plurality of different monitoring periods T and randomly closing corresponding transmission channels, and then generating a plurality of judgment values P t Selecting maximum value, determining corresponding communication sensor, buffering data required to be transmitted by the communication sensor, and after data transmission of other communication sensors is completed, buffering the dataTransmitting;
s4, after the data transmission of each group of different communication sensors is finished, data verification is needed, and uploading can be performed after the verification is correct;
the data checking mode is as follows:
s41, marking the data transmitted by each group of different communication sensors, wherein the number of the corresponding communication sensor is adopted for marking;
s42, acquiring data backed up by a corresponding communication sensor from the cloud, checking and comparing the backed up data with the transmitted data, uploading the data without errors, generating an error signal if the comparison is incorrect, and displaying the error signal for external personnel to check;
specifically, in the normal data transmission process, if there are multiple groups of sensors, the network channels and the processing rates of the sensors are difficult to keep up, so that the data processing rate is slow, so that by reserving one group of communication sensors, the data transmission rate of other communication sensors can be improved to a certain extent, and the transmission rate difference values of the other communication sensors are sequentially determined in a period limiting mode, so that the optimal operation mode is locked, a plurality of groups of communication sensors can reach the optimal state, the optimal operation effect of a plurality of groups of communication sensors can be achieved, the low-delay condition of data of the communication sensors is avoided, and the transmission time is shortened.
Example two
In the implementation process of the present embodiment, the difference between the implementation process and the first embodiment is that, when the step S32 is executed, the period T is generally taken as 1.5min, and the specific manner used is the same as that of the first embodiment, so as to determine the optimal value of the period T, thereby improving the overall effect of the uploading method.
Some of the data in the above formulas are numerical calculated by removing their dimensionality, and the contents not described in detail in the present specification are all well known in the prior art.
The above embodiments are only for illustrating the technical method of the present invention and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present invention may be modified or substituted without departing from the spirit and scope of the technical method of the present invention.
Claims (5)
1. The low-delay uploading method for the data of the bus communication sensor is characterized by comprising the following steps of:
s1, determining a plurality of communication sensors interconnected with a bus, extracting corresponding transmission protocols according to the determined communication sensors, performing characteristic analysis on different transmission protocols, and performing similar classification on the different transmission protocols according to characteristic parameters;
s2, determining communication sensors which need to transmit data in a corresponding stage, determining the number of the communication sensors, if the communication sensors are single groups, directly performing data communication, if the communication sensors are multiple groups, determining transmission protocols belonging to the same type of area, determining concurrent processing logic in the data concurrency process, and then transmitting the data according to the concurrent processing logic;
s3, when the number of synchronous transmission of the different communication sensors at the same stage exceeds five, confirming the data rate of the transmission of the different communication sensors at the same stage, and adjusting the transmission mode according to the confirmation result, so as to shorten the transmission time, wherein the specific mode is as follows:
s31, marking a plurality of communication sensors which are in synchronous transmission as working sensors, performing primary transmission, determining the data transmission rate of the corresponding working sensors, and marking the data transmission rate as V respectively k Wherein k represents different working sensors;
s32, defining a group of monitoring periods T, wherein T is a preset value, closing the transmission channels of a group of working sensors in the monitoring period T, and recording the data transmission rate L determined by other sensors in the monitoring period T k Wherein k represents different working sensors;
s33, recording the rate difference value generated by the same working sensor, wherein the rate difference value=L k -V k Then several groups of speeds generated in the monitoring period T are usedThe rate difference values are summed to obtain a judgment value P corresponding to the monitoring period T t Wherein t Representing different monitoring periods T;
s34, sequentially determining a plurality of different monitoring periods T and randomly closing corresponding transmission channels, and then generating a plurality of judgment values P t And selecting the maximum value, determining a corresponding communication sensor, caching data required to be transmitted by the communication sensor, and transmitting the cached data after the data transmission of other communication sensors is finished.
2. The low-latency uploading method of bus communication sensor data according to claim 1, wherein in step S1, the specific manner of performing feature analysis on different transmission protocols is as follows:
s11, comparing different transmission protocols with a preset feature word stock, wherein the feature word stock is the preset word stock, the feature word stock comprises a large number of feature words and corresponding assignments, and the assignments corresponding to each feature word are different;
s12, confirming the same feature words by comparing the content of the transmission protocols with a feature word library, extracting assignment values corresponding to the corresponding feature words to serve as a comparison value library of the corresponding transmission protocols, wherein a plurality of assignment values generally exist in one group of transmission protocols, and after the comparison value libraries of a plurality of transmission protocols are confirmed, performing the next processing;
s13, comparing the similarity of the two groups of transmission protocols one by one according to a comparison value library, and confirming the similarity value;
s14, if the similarity value is more than or equal to Y1, dividing the two corresponding groups of transmission protocols into the same type of areas, wherein Y1 is a preset value, if the similarity value is less than Y1, not processing, and when a certain group of transmission protocols are simultaneously positioned in two groups of the same type of areas or multiple groups of the same type of areas, directly combining the two groups of the same type of areas or multiple groups of the same type of areas into one group of the same type of areas.
3. The low-latency uploading method of bus communication sensor data according to claim 2, wherein in step S13, the specific manner of confirming the similarity value is as follows:
determining the same assignment in the two groups of transmission protocols, and determining the total duty ratio of the same assignment in the corresponding transmission protocol comparison value library;
and then, carrying out average processing on the two groups of total duty ratios to obtain a similarity value between the two groups of transmission protocols.
4. The low-latency uploading method of bus communication sensor data according to claim 1, wherein in step S2, the specific manner of determining the concurrency processing logic is:
s21, according to the determined communication sensor, calibrating a corresponding transmission protocol as a protocol to be allocated, and calibrating the protocols to be allocated belonging to the same type of area as similar protocols;
s22, simultaneously transmitting communication sensors which are the same as a batch of similar protocols, calibrating communication sensors which do not belong to the same batch of similar protocols as difference sensors, caching data generated by different difference sensors, and transmitting the data generated by the difference sensors after the data transmission of the same batch of similar protocols is completed;
s23, confirming the data capacity cached by the difference sensors according to the determined same batch of similar protocol communication sensors and the difference sensors, arranging the difference sensors in a mode of small data capacity to large data capacity, generating concurrency processing logic, and then carrying out data communication transmission according to the concurrency processing logic.
5. The method for low latency uploading of bus communication sensor data according to claim 1, further comprising the steps of:
and S4, after the data transmission of each group of different communication sensors is finished, data verification is needed, and uploading can be performed after the verification is correct.
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