CN113938928B - Communication system for inland lake observation network - Google Patents
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Abstract
The invention discloses a communication system for an inland lake observation network, which relates to the technical field of communication and comprises the following components: the data acquisition module is used for responding to a preset data acquisition instruction and acquiring the observation data of the inland lake through an inland lake observation network; the data analysis module is used for analyzing the received observation data, classifying the observation data according to the observation coefficient, and selecting different transmission paths for different data, thereby effectively avoiding the base station congestion and improving the communication efficiency and the communication quality; the data transmission module is used for selecting a corresponding base station to access the data acquisition module according to a preset rule to form a transmission path and transmitting observation data to the observation center; the data monitoring module is used for retrieving, downloading and monitoring the observation data stored in the storage module, judging whether the observation data needs to be updated or not, and collecting the latest observation data of the corresponding lake in time, so that the data monitoring module is convenient for observers to research and analyze, thereby improving the application value of the observation data and improving the communication efficiency.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a communication system for an inland lake observation network.
Background
The aggravation of the eutrophication of the water body of the inland lake often causes the abnormal growth of blue algae, thereby causing the outbreak of water bloom, polluting the water quality of the lake and seriously influencing the water safety of peripheral population; at present, various index parameters of the inland lake are observed through an established inland lake observation network so as to manage the inland lake; however, with the development of communication technology, the requirement of inland lake observation network on data transmission rate is higher and higher;
in the prior art, the problem that a transfer base station cannot be reasonably selected for observation data to transmit exists, and the communication quality and the communication efficiency are seriously influenced; meanwhile, the stored observation data cannot be graded, so that the high-frequency data are updated in time, and the application value of the observation data is improved; therefore, a communication system for an inland lake observation network is provided.
Disclosure of Invention
In order to solve the problems existing in the scheme, the invention provides a communication system for an inland lake observation network.
The purpose of the invention can be realized by the following technical scheme:
a communication system for an inland lake observation network, comprising:
a data acquisition module: the system comprises a data analysis module, a data acquisition module and a data processing module, wherein the data acquisition module is used for responding to a preset data acquisition instruction, acquiring observation data of the inland lake through an inland lake observation network and transmitting the acquired observation data to the data analysis module;
a data analysis module: the system comprises a data acquisition unit, a data processing unit, a data transmission unit and a data processing unit, wherein the data acquisition unit is used for analyzing received observation data, calculating according to data acquisition records corresponding to observed lakes to obtain an observation coefficient GX, classifying the observation data according to the observation coefficient GX, and if the observation data are core data, a transmission path is a first-stage transfer path, and if the observation data are non-core data, the transmission path is a second-stage transfer path;
a data transmission module: the system comprises a data acquisition module, an observation center and a base station, wherein the data acquisition module is used for acquiring a corresponding transmission path, selecting a corresponding base station to access the data acquisition module according to a preset rule and transmitting observation data to the observation center;
a data monitoring module: the data retrieval and downloading monitoring module is used for retrieving and downloading monitoring to the observation data stored in the storage module, calculating to obtain a retrieval value JS of the observation data according to the retrieval and downloading record of the observation data or the associated data in the countdown period, and judging whether the observation data needs to be updated.
Further, the specific analysis steps of the data analysis module are as follows: acquiring data acquisition records of lakes observed within a preset time period; counting the data acquisition frequency of the observed lake as acquisition frequency C1, and summing the data size acquired each time to obtain total data L1;
comparing the acquisition interval duration CTi with a preset interval threshold; counting the number of times that the CTi is smaller than the preset interval threshold value as the number of super-interval times C2; summing the corresponding interval difference values to obtain an interval total difference value Z1;
calculating a super-partition coefficient CX by using a formula CX-C2 × a1+ Z1 × a2, wherein a1 and a2 are coefficient factors; calculating an observation coefficient GX by using a formula GX which is C1 × b1+ L1 × b2+ CX × b3, wherein b1, b2 and b3 are coefficient factors; if the GX is larger than or equal to the observation threshold value, the observation data is marked as core data; if GX < the observation threshold, the observation data is marked as non-core data.
Further, the data transmission module comprises a base station group, a base station selection unit and a base station switching unit, wherein the base station group is composed of a plurality of base stations, the base station selection unit is used for selecting a corresponding base station to access the data acquisition module according to a preset rule to form a transmission path, and the base station switching unit is used for switching the base station to access the data acquisition module.
Further, the preset rule is as follows: receiving, by a mobile terminal, a measurement configuration message sent by one of the base stations, wherein the measurement configuration message includes a signal quality threshold;
in response to the received measurement configuration message, monitoring synchronization signals sent by the rest base stations by the mobile terminal, and determining the signal quality of each synchronization signal; sequencing the base stations according to the signal quality of the synchronous signals; if the path is a first-level transfer path, selecting a first-ranked base station to access a data acquisition module, and directly transmitting observation data to an observation center through the base station; and if the observation data is a secondary transfer path, transferring the observation data to an observation center through the first sorted base station and the second sorted base station in sequence.
Further, the base station switching unit specifically includes:
marking a base station currently accessed to the data acquisition module as a front base station, and marking a corresponding switching base station as a rear base station; the base station switching unit sends a switching request message to a rear base station;
in response to receiving the switching request message, the rear base station judges whether resources can be allocated to the data acquisition module; if not, the switching request message is not executed; if so, the front base station sends a first RRC connection reconfiguration message to the mobile terminal;
in response to receiving the first RRC connection reconfiguration message, monitoring the SSB and the CSI-RS sent by the rear base station, and determining the SSB signal quality of the SSB and the CSI-RS signal quality of the CSI-RS sent by the rear base station; if the first signal switching condition is met, the base station is switched by the base station switching unit and then is accessed to the data acquisition module; if not, the switching request message is not executed.
Further, wherein the first RRC connection reconfiguration message includes a first SSB signal quality threshold for a synchronization signal block, SSB, a first CSI-RS signal quality threshold for a channel state information reference signal, CSI-RS, and a first signal switching condition; the first signal switching condition is: the SSB signal quality of the SSB sent by the rear base station is greater than the first SSB signal quality threshold or the CSI-RS signal quality of the CSI-RS sent by the rear base station is greater than the first CSI-RS signal quality threshold.
Furthermore, the system also comprises an instruction input module, and the observer sends a data acquisition/update instruction to the data acquisition module through the instruction input module to acquire the latest observation data.
Further, the specific monitoring steps of the data monitoring module are as follows:
when monitoring that the observation data is searched and downloaded, automatically counting down; counting the number of times of retrieval and downloading of observation data or associated data in the countdown phase as retrieval frequency P1, and counting the duration of the countdown phase as retrieval duration PT; calculating a retrieval value JS of the observation data by using a formula JS of P1 × r1+ PT × r 2; wherein r1 and r2 are coefficient factors;
if the retrieval value JS is not less than the retrieval threshold value, generating a data updating instruction; and the data monitoring module is used for transmitting a data updating instruction and the corresponding observation lake to the data acquisition module through the observation center for updating the observation data and feeding the updated observation data back to the observation center.
Compared with the prior art, the invention has the beneficial effects that:
1. the data analysis module analyzes the received observation data to obtain data acquisition records corresponding to the observed lake, the observation coefficient GX of the observed lake is obtained through relevant processing, the observation data is classified according to the observation coefficient GX, if the observation data is core data, the transmission path is a first-level transit path, and if the observation data is non-core data, the transmission path is a second-level transit path; different transmission paths are selected for different data, so that the base station congestion is avoided, and the communication efficiency and the communication quality are effectively improved;
2. the data transmission module is used for sequencing the base stations according to the signal quality of the synchronous signals, reasonably selecting the base stations according to the corresponding transmission paths and sending observation data to the observation center, so that the communication quality and the communication efficiency are further improved, and meanwhile, when the selected base stations are changed, the base station switching unit switches the corresponding base stations to access the data acquisition module after repeated judgment, so that the external interference is effectively avoided, and the communication is more stable;
3. the data monitoring module is used for retrieving, downloading and monitoring the observation data stored by the storage module, calculating the retrieval value JS of the observation data according to the retrieval downloading record of the observation data or the associated data in the countdown period, updating the observation data in time according to the retrieval value JS, and collecting the latest observation data corresponding to the observed lake, so that the research and analysis of observers are facilitated, the application value of the observation data is improved, and the communication efficiency is improved.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a communication system for an inland lake observation network comprises a data acquisition module, a data analysis module, a data transmission module, an observation center, a storage module, an instruction input module, and a data monitoring module;
the data acquisition module is used for responding to a preset data acquisition instruction, acquiring observation data of the inland lake through an inland lake observation network and transmitting the acquired observation data to the data analysis module;
the data analysis module is used for analyzing the received observation data and classifying the observation data according to the observation coefficient GX, if the observation data is core data, the transmission path is a first-stage transit path, and if the observation data is non-core data, the transmission path is a second-stage transit path; the first-level transfer path is represented as follows: observation data is directly sent to an observation center through a base station; the secondary transit path is represented as: the observation data are transferred to an observation center through two base stations in sequence; the specific analysis steps are as follows:
s1: marking inland lakes corresponding to the observation data as observation lakes, and acquiring data acquisition records of the observation lakes in a preset time period; the data acquisition record comprises data acquisition time and data size;
s2: counting the data acquisition frequency of the observed lake as acquisition frequency C1, and summing the data size acquired each time to obtain total data L1;
sequencing the data acquisition time of each acquisition according to the time sequence, calculating to obtain the adjacent acquisition interval duration, and marking as CTi;
comparing the acquisition interval duration CTi with a preset interval threshold, and counting the number of times that CTi is less than the preset interval threshold as the number of super-interval times C2; summing the corresponding interval difference values to obtain an interval total difference value Z1;
wherein the corresponding interval difference is expressed as: when the CTi is smaller than the preset interval threshold, calculating the difference between the preset interval threshold and the CTi to obtain an interval difference;
normalizing the super-isolation times and the total difference value of the intervals, and taking the numerical values, and calculating a super-isolation coefficient CX by using a formula CX which is C2 × a1+ Z1 × a2, wherein a1 and a2 are coefficient factors;
s3: carrying out normalization processing on the acquisition frequency, the total data amount and the super-separation coefficient, and taking the numerical values of the acquisition frequency, the total data amount and the super-separation coefficient, and calculating an observation coefficient GX by using a formula GX, namely C1 × b1+ L1 × b2+ CX × b3, wherein b1, b2 and b3 are coefficient factors;
s4: comparing the observation coefficient GX with an observation threshold;
if the GX is larger than or equal to the observation threshold value, marking the observation data as core data;
if GX is less than the observation threshold, the observation data is marked as non-core data;
according to the method, the observation data are classified according to the observation coefficient GX, different transmission paths are selected for different data, the base station congestion is avoided, and the communication efficiency and the communication quality are effectively improved;
the data analysis module is connected with the data transmission module, and the data transmission module is used for transmitting the observation data to the observation center according to the corresponding transmission path so that observers can study and analyze the current situation of the inland lake; the data transmission module comprises a base station group, a base station selection unit and a base station switching unit, wherein the base station group consists of a plurality of base stations; the base station selection unit is used for selecting a corresponding base station to access the data acquisition module according to a preset rule to form a transmission path, and the base station switching unit is used for switching the base station to access the data acquisition module; the specific working steps are as follows:
v1: acquiring observation data and a corresponding transmission path;
v2: the base station selection unit is used for selecting a corresponding base station to access the data acquisition module according to a preset rule to form a transmission path, and specifically comprises the following steps:
establishing communication connection between a mobile terminal and a base station group, and receiving a measurement configuration message sent by one of the base stations by the mobile terminal, wherein the measurement configuration message comprises a signal quality threshold;
in response to the received measurement configuration message, monitoring the synchronous signals sent by the other base stations by the mobile terminal, and determining the signal quality of each synchronous signal; sequencing the base stations according to the signal quality of the synchronous signals; wherein any metric known in the art can be used to characterize signal quality, such as RSRQ, RSRP, RSSI, etc., as will be appreciated by those skilled in the art;
if the transmission path of the observation data is a first-level transit path, selecting a first base station in sequence to access a data acquisition module, and directly transmitting the observation data to an observation center through the base station;
if the transmission path of the observation data is a secondary transfer path, selecting a first base station in a sequence to access a data acquisition module, and transferring the observation data to an observation center through the base station and a second base station in the sequence;
v3: when the base station selected by the base station selection unit changes, the base station switching unit is used for switching the corresponding base station to access the data acquisition module, and specifically comprises the following steps:
v31: marking the base station currently accessed to the data acquisition module as a front base station, and marking the base station selected by the base station selection unit as a rear base station; the base station switching unit sends a switching request message to a rear base station;
v32: in response to receiving the switching request message, the rear base station judges whether the rear base station can allocate resources to the data acquisition module; if not, the switching request message is not executed;
if so, sending a first RRC connection reconfiguration message to the mobile terminal by the front base station, wherein the first RRC connection reconfiguration message comprises a first SSB signal quality threshold of a Synchronization Signal Block (SSB), a first CSI-RS signal quality threshold aiming at a channel state information reference signal (CSI-RS) and a first signal switching condition;
v33: in response to receiving the first RRC connection reconfiguration message, monitoring the SSB and the CSI-RS sent by the rear base station, and determining the SSB signal quality of the SSB and the CSI-RS signal quality of the CSI-RS sent by the rear base station;
if the first signal switching condition is met, the base station is switched by the base station switching unit and then is accessed to the data acquisition module; if not, the switching request message is not executed; wherein the first signal switching condition is: the SSB signal quality of the SSB sent by the rear base station is greater than the first SSB signal quality threshold or the CSI-RS signal quality of the CSI-RS sent by the rear base station is greater than the first CSI-RS signal quality threshold;
according to the invention, the corresponding base station is selected to access the data acquisition module to form a transmission path according to the preset rule, so that the communication quality and the communication efficiency are further improved, and meanwhile, when the base station selected by the base station selection unit changes, the base station switching unit switches the corresponding base station to access the data acquisition module after multiple judgments, so that the execution is more rigorous, the external interference is effectively avoided, and the communication is more stable;
the observation center is used for transmitting the received observation data to the storage module for storage; the storage module stores observation data of different inland lakes in different periods;
the system also comprises an instruction input module, and an observer can send a data acquisition/update instruction to the data acquisition module through the instruction input module to acquire the latest observation data, so that the observer can conveniently research and analyze and the observation precision is improved;
the data monitoring module is used for retrieving, downloading and monitoring the observation data stored in the storage module and judging whether the observation data needs to be updated, and the specific monitoring steps are as follows:
when monitoring that the observation data is searched and downloaded, automatically counting down, wherein the counting down time duration is T2 time, and T2 is a preset value; for example, T2 takes a value of 2 hours;
in the countdown stage, the retrieval downloading monitoring is continuously carried out on the observation data, when the observation data or the associated data is monitored to be retrieved and downloaded again, the countdown is automatically returned to the original value, and the countdown is carried out again according to T2; otherwise, the countdown returns to zero, and the timing is stopped; wherein the related data are expressed as observation data of different periods of the same inland lake;
counting the number of times of retrieval and downloading of observation data or associated data in the countdown phase as retrieval frequency P1, and counting the duration of the countdown phase as retrieval duration PT;
normalizing the retrieval frequency and the retrieval duration, taking the numerical values, and calculating by using a formula JS as P1 × r1+ PT × r2 to obtain a retrieval value JS of the observation data; wherein r1 and r2 are coefficient factors;
comparing the retrieval value JS with a retrieval threshold value;
if the retrieval value JS is larger than or equal to the retrieval threshold value, marking the observation data as high-frequency data, generating a data updating instruction, and marking inland lakes corresponding to the high-frequency data as target lakes;
the data monitoring module is used for transmitting a data updating instruction and the corresponding target lake to the data acquisition module through the observation center, and the data acquisition module is used for acquiring observation data of the target lake according to the data updating instruction, updating the observation data and feeding the updated observation data back to the observation center; in this embodiment, the data update instruction is only used to collect the latest observation data of the target lake and store the latest observation data in the storage module, and does not cover the existing observation data in the storage module; the invention can timely collect the latest observation data of the corresponding lake according to the retrieval and downloading conditions of the observation data and the related data thereof, and is convenient for observers to research and analyze, thereby improving the application value of the observation data and improving the communication efficiency.
The above formulas are all calculated by removing dimensions and taking numerical values thereof, the formula is a formula which is obtained by acquiring a large amount of data and performing software simulation to obtain the closest real situation, and the preset parameters and the preset threshold value in the formula are set by the technical personnel in the field according to the actual situation or obtained by simulating a large amount of data.
The working principle of the invention is as follows:
a communication system for an inland lake observation network is characterized in that when the communication system works, a data acquisition module acquires observation data of an inland lake through the inland lake observation network, a data analysis module analyzes the received observation data to obtain data acquisition records corresponding to the lake to be observed, an observation coefficient GX of the lake to be observed is obtained through relevant processing, the observation data are classified according to the observation coefficient GX, if the observation data are core data, a transmission path is a first-level transit path, and if the observation data are non-core data, the transmission path is a second-level transit path; the data transmission module is used for sequencing the base stations according to the signal quality of the synchronous signals, if the base stations are primary transfer paths, the base stations with the first sequencing are selected to be accessed into the data acquisition module, and the observation data are directly sent to the observation center through the base stations; if the observation data is a second-level transfer path, transferring the observation data to an observation center through a first-order base station and a second-order base station in sequence;
when the base station selected by the base station selection unit changes, the base station switching unit switches the corresponding base station to access the data acquisition module after multiple judgments, so that external interference is effectively avoided, and communication is more stable; the data monitoring module is used for retrieving, downloading and monitoring the observation data stored in the storage module, calculating a retrieval value JS of the observation data according to retrieval downloading records of the observation data or the associated data in the countdown period, updating the observation data in time according to the retrieval value JS, and collecting the latest observation data corresponding to the observed lake, so that research and analysis of observers are facilitated, the application value of the observation data is improved, and the communication efficiency is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A communication system for an inland lake observation network, comprising:
a data acquisition module: the system comprises a data analysis module, a data acquisition module and a data processing module, wherein the data acquisition module is used for responding to a preset data acquisition instruction, acquiring observation data of the inland lake through an inland lake observation network and transmitting the acquired observation data to the data analysis module;
a data analysis module: the system comprises a data acquisition unit, a data processing unit, a data transmission unit and a data processing unit, wherein the data acquisition unit is used for analyzing received observation data, calculating according to data acquisition records corresponding to observed lakes to obtain an observation coefficient GX, classifying the observation data according to the observation coefficient GX, and if the observation data are core data, a transmission path is a first-stage transfer path, and if the observation data are non-core data, the transmission path is a second-stage transfer path; the specific analysis steps are as follows:
acquiring data acquisition records of the observed lakes within a preset time period; counting the data acquisition frequency of the observed lake as acquisition frequency C1, and summing the data size acquired each time to obtain total data L1;
comparing the acquisition interval duration CTi with a preset interval threshold; counting the number of times that the CTi is smaller than the preset interval threshold value as the number of super-interval times C2; summing the corresponding interval difference values to obtain an interval total difference value Z1;
calculating a super-partition coefficient CX by using a formula CX = C2 × a1+ Z1 × a2, wherein a1 and a2 are coefficient factors; calculating an observation coefficient GX by using a formula GX = C1 × b1+ L1 × b2+ CX × b3, wherein b1, b2 and b3 are coefficient factors;
if the GX is larger than or equal to the observation threshold value, the observation data is marked as core data; if GX is less than the observation threshold, the observation data is marked as non-core data;
a data transmission module: the system comprises a data acquisition module, an observation center and a base station, wherein the data acquisition module is used for acquiring a corresponding transmission path, selecting a corresponding base station to access the data acquisition module according to a preset rule and transmitting observation data to the observation center; the preset rule is as follows:
receiving, by a mobile terminal, a measurement configuration message sent by one of the base stations, wherein the measurement configuration message includes a signal quality threshold;
in response to the received measurement configuration message, monitoring the synchronous signals sent by the other base stations by the mobile terminal, and determining the signal quality of each synchronous signal; sequencing the base stations according to the signal quality of the synchronous signals; if the path is a first-level transfer path, selecting a first-ranked base station to access a data acquisition module, and directly transmitting observation data to an observation center through the base station; if the two-level transit path is adopted, the observation data are sequentially transferred to an observation center through a first base station and a second base station;
a data monitoring module: the system is used for searching, downloading and monitoring the observation data stored in the storage module, calculating a search value JS of the observation data according to the search downloading record of the observation data or the associated data in the countdown phase, and judging whether the observation data needs to be updated or not; the specific monitoring steps are as follows:
when monitoring that the observation data is searched and downloaded, automatically counting down;
counting the number of times of retrieval and downloading of observation data or associated data in the countdown phase as retrieval frequency P1, and counting the duration of the countdown phase as retrieval duration PT; calculating a retrieval value JS of the observation data by using a formula JS = P1 × r1+ PT × r 2; wherein r1 and r2 are coefficient factors;
if the retrieval value JS is not less than the retrieval threshold value, generating a data updating instruction; and the data monitoring module is used for transmitting a data updating instruction and the corresponding observation lake to the data acquisition module through the observation center for updating the observation data and feeding the updated observation data back to the observation center.
2. The communication system according to claim 1, wherein the data transmission module comprises a base station group, a base station selection unit and a base station switching unit, the base station group comprises a plurality of base stations, the base station selection unit is configured to select a corresponding base station to access the data acquisition module to form a transmission path according to a preset rule, and the base station switching unit is configured to switch the base station to access the data acquisition module.
3. The communication system according to claim 2, wherein the base station switching unit specifically comprises:
marking a base station currently accessed to the data acquisition module as a front base station, and marking a corresponding switching base station as a rear base station; the base station switching unit sends a switching request message to a rear base station;
in response to receiving the switching request message, the rear base station judges whether resources can be allocated to the data acquisition module; if not, the switching request message is not executed; if so, the front base station sends a first RRC connection reconfiguration message to the mobile terminal;
in response to receiving the first RRC connection reconfiguration message, monitoring the SSB and the CSI-RS sent by the rear base station, and determining the SSB signal quality of the SSB and the CSI-RS signal quality of the CSI-RS sent by the rear base station; if the first signal switching condition is met, the base station is switched by the base station switching unit and then is accessed to the data acquisition module; if not, the switching request message is not executed.
4. The communication system of claim 3, wherein the first RRC connection reconfiguration message includes a first SSB signal quality threshold for a synchronization signal block SSB, a first CSI-RS signal quality threshold for a channel state information reference signal CSI-RS, and a first signal handover condition; the first signal switching condition is: the SSB signal quality of the SSB sent by the rear base station is greater than the first SSB signal quality threshold or the CSI-RS signal quality of the CSI-RS sent by the rear base station is greater than the first CSI-RS signal quality threshold.
5. The communication system for an inland lake observation network according to claim 1, further comprising an instruction input module, wherein an observer sends a data acquisition/update instruction to the data acquisition module through the instruction input module to acquire the latest observation data.
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| CN202111188488.1A CN113938928B (en) | 2021-10-12 | 2021-10-12 | Communication system for inland lake observation network |
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