CN117614891B - Underwater application design system based on blue light, sound wave and electromagnetic wave communication - Google Patents
Underwater application design system based on blue light, sound wave and electromagnetic wave communication Download PDFInfo
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Abstract
The invention relates to the technical field of communication, in particular to an underwater application design system based on blue light, sound waves and electromagnetic wave communication. The invention establishes a plurality of underwater communication channels through the multi-channel establishment unit, wherein one channel fails or interferes, the reliability of communication can be kept by switching to other normal channels, the multi-channel establishment unit is used for acquiring underwater interference signals, the communication channel with strong anti-interference capability in the multi-channel establishment unit is adopted as a priority, the priority judgment unit is used for monitoring signals of the priority judgment unit, if the signals of the priority judgment unit are unstable due to interference of external factors, the signals of the priority judgment unit are timely switched to other communication channels for transmission, and when the underwater interference disappears, the communication is switched to the high-priority channel for transmission through the priority judgment unit, so that the communication transmission efficiency is improved.
Description
Technical Field
The invention relates to the technical field of communication, in particular to an underwater application design system based on blue light, sound waves and electromagnetic wave communication.
Background
With the development of technology, the underwater communication technology has been greatly developed, but the technology still has some problems. Firstly, the traditional underwater communication technology is not quite stable, and because the traditional underwater communication technology mainly adopts two modes of short wave and sound wave for transmission, the data transmission speed is lower, signals are easy to be interfered and lost, and the transmission efficiency is low; in addition, noise in an underwater environment is serious, transmission and reception of signals can be interfered, and communication distance and signal quality are limited.
Accordingly, in order to address the above problems, there is a need for an underwater application design system based on blue light, acoustic wave and electromagnetic wave communications.
Disclosure of Invention
The invention aims to provide an underwater application design system based on blue light, sound wave and electromagnetic wave communication so as to solve the problems in the background art.
In order to achieve the above object, an underwater application design system based on blue light, sound wave and electromagnetic wave communication is provided, which comprises a multi-channel establishment unit, a priority judgment unit, a transmission monitoring unit and an intelligent channel switching unit, wherein the multi-channel establishment unit is used for establishing a transmission channel;
The multi-channel establishing unit is used for establishing a plurality of underwater communication channels, and the channels have the same data format and protocol;
The priority judging unit is used for acquiring the underwater interference signal live condition, detecting the frequency and the intensity of the underwater interference signal, establishing the priority of a communication channel according to the underwater environment live condition, and carrying out channel priority communication with high priority, and then carrying out medium priority and low priority;
The transmission monitoring unit is used for monitoring the stability of the communication transmission process of the priority judging unit, establishing a stability threshold, timing the interference time if the interference exists in the communication channel, switching the communication channel in sequence according to the priority if the duration of the interference time exceeds the set stability threshold, and not switching the communication channel if the duration of the interference time does not exceed the set stability threshold.
The intelligent channel switching unit is used for continuously monitoring the communication channel with high priority in the transmission monitoring unit, triggering the priority judging condition of the priority judging unit after the disappearance of the interference is monitored, and switching the current transmission channel to the communication channel with high priority.
As a further improvement of the technical scheme, the multi-channel establishing unit is used for establishing a plurality of underwater communication channels, wherein the communication channels comprise blue light, sound waves and electromagnetic wave channels, and the channels have the same data format and protocol.
As a further improvement of the technical scheme, the priority judging unit comprises an interference signal detecting module and a channel stability evaluating module;
The interference signal detection module detects the frequency and the intensity of the underwater signal by adopting a frequency spectrum analyzer, and determines the frequency, the intensity and the bandwidth of the interference signal;
The channel stability evaluation module adopts a signal quality evaluation method to evaluate the quality of signals received by different channels, establishes priority judgment conditions, determines the stability of different communication channels by comparing the received signal strength, signal to noise ratio and bit error rate parameters, and sets the communication channel with the highest stability as a high priority, and then sets the communication channel as a medium priority and a low priority.
As a further improvement of the technical scheme, the priority judging unit further comprises an interference signal suppression module, wherein the interference signal suppression module adopts a filter technology to suppress underwater interference signals, and outputs pure signals after filtering the interference signals.
As a further improvement of the technical scheme, the transmission monitoring unit comprises a stability monitoring module and a stability threshold establishing module;
the stability monitoring module monitors the high-priority communication channel in the channel stability assessment module in real time by collecting parameter information by hardware and software through signal quality index monitoring, analyzes the parameter information and assesses the stability of the high-priority communication channel in the transmission process;
the stability threshold establishing module is used for establishing a stability threshold, and if the interference of the communication channel in the stability monitoring module is detected, the interference time is timed, and the method specifically comprises the following steps of:
Determining a stability threshold: an appropriate stability threshold is determined based on the actual requirements and characteristics of the communication system.
Interference detection and timing: monitoring the communication channel in real time through the interference detection equipment, starting timing if positive interference is detected, and continuously detecting the existence of an interference signal during the timing;
switching communication channels according to priority: and if the duration of the interference time exceeds the set stability threshold, switching the communication channels according to the priority, and selecting the channel with the next higher priority as the main channel for communication.
Treatment in which the interference time does not exceed the stability threshold: if the interference time does not exceed the set stability threshold, the current communication channel can be selected to be kept, the interference condition can be continuously monitored, and if the interference signal disappears, the communication can be continuously carried out on the current channel.
As a further improvement of the technical scheme, the transmission monitoring unit further comprises a signal interference frequency analysis module, wherein the interference frequency analysis module is used for recording the time period and the frequency of interference of the daily high-priority communication channel in the stability monitoring module, analyzing the influence interference reasons, predicting the future interference time period, and selecting the next channel with higher priority as the main channel in advance for communication.
As a further improvement of the technical scheme, the transmission monitoring unit further comprises a network heterogeneous module, wherein the network heterogeneous module is used for fusing the multichannel establishing unit with satellite communication and establishing a heterogeneous network so as to provide diversified communication paths and standby channels.
As a further improvement of the technical scheme, the intelligent channel switching unit comprises a signal real-time monitoring module and a channel switching module;
The signal real-time monitoring module adopts a signal sensor to monitor the signals of the high-priority communication channel in real time, and judges the stability of the signals according to the detection result;
The channel switching module receives the monitoring result of the signal real-time monitoring module, establishes a priority judging condition through the channel stability evaluation module after a plurality of interference disappears, and switches the communication line to a high-priority communication channel
As a further improvement of the technical scheme, the intelligent channel switching unit further comprises a centralized management module platform control module, wherein the platform control module is used for establishing a centralized management and control platform and performing centralized monitoring and switching control on the communication channels in each multi-channel establishing unit
Compared with the prior art, the invention has the beneficial effects that:
1. In the underwater application design system based on blue light, sound wave and electromagnetic wave communication, a plurality of underwater communication channels are established through the multi-channel establishment unit, one of the channels fails or interferes, the reliability of communication can be kept through switching to other normal channels, so that the communication transmission efficiency is improved, the priority judgment unit is used for acquiring underwater interference signals, and the communication channel with strong anti-interference capability in the multi-channel establishment unit is adopted as the priority, so that the communication transmission efficiency is improved; the signal of the priority judging unit is monitored through the transmission monitoring unit, if the signal of the priority judging unit is unstable due to interference of external factors, the signal is timely switched to other communication channels for transmission, communication transmission interruption is avoided, the intelligent channel switching unit monitors the high-priority communication channels in the transmission monitoring unit, and when the underwater interference disappears, the communication is switched to the high-priority channels for transmission through the priority judging unit, so that the communication transmission efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall module operation of the present invention;
FIG. 2 is a schematic diagram of the overall module of the present invention;
the meaning of each reference sign in the figure is:
100. A multi-channel establishment unit;
200. a priority judging unit; 210. an interference signal detection module; 220. a channel stability evaluation module; 230. an interference signal suppression module;
300. A transmission monitoring unit; 310. a stability monitoring module; 320. a stability threshold establishment module;
330. An interference frequency analysis module; 340. a network heterogeneous module;
400. An intelligent channel switching unit; 410. the signal real-time monitoring module; 420. a channel switching module; 430. and a platform control module.
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.
Referring to fig. 1 to 2, there is provided an underwater application design system based on blue light, acoustic wave and electromagnetic wave communication, including a multi-channel setup unit 100, a priority determination unit 200, a transmission monitoring unit 300 and an intelligent channel switching unit 400, wherein;
The multi-channel establishing unit 100 is configured to establish a plurality of underwater communication channels, where the channels have the same data format and protocol;
Because the noise in the underwater environment is serious, the transmission and the reception of signals can be interfered, in order to avoid that the signals are interfered in the transmission process to cause no signal and influence the transmission efficiency of communication, the multi-channel establishing unit 100 is used for establishing a plurality of underwater communication channels, the communication channels comprise blue light channels, sound waves and electromagnetic wave channels, the channels have the same data format and protocol, the blue light wavelength is shorter, the frequency is higher, the high-speed data transmission can be realized, the attenuation of the sound waves in the water is relatively smaller, the transmission stability is higher, the electromagnetic wave communication has a faster transmission speed, and the method is suitable for the high-speed data transmission and comprises the following steps:
Blue light, acoustic wave and electromagnetic wave channels are established, each channel using the same data format and protocol for data exchange and interpretation between the different channels. This ensures interoperability and compatibility of data between different channels. Common data formats and protocols may be standard digital formats and protocols, such as TCP/IP, etc.;
Distributing and routing the data according to the priority and real-time requirements of the channels;
When a channel is in problem or interference, the channel can be switched to other normal channels to continue transmission, a plurality of underwater communication channels are established through the multi-channel establishing unit 100, and if one of the channels is in fault or interference, the reliability of communication can be maintained by switching to other normal channels, so that the communication transmission efficiency is improved.
Considering that the anti-interference capability of different communication channels is different, when signals are transmitted, a communication channel with strong anti-interference capability is preferentially adopted as a priority, so that the priority judging unit 200 is used for acquiring the underwater interference signal live condition, detecting the frequency and the intensity of the underwater interference signal, establishing the priority of the communication channel according to the underwater environment live condition, preferentially communicating the channel with high priority, and secondarily, obtaining the medium priority and the low priority;
the priority judging unit 200 includes an interference signal detecting module 210 and a channel stability evaluating module 220;
The interference signal detection module 210 detects the frequency and intensity of the underwater signal by using a spectrum analyzer, and determines the frequency, intensity and bandwidth of the interference signal; the channel stability evaluation module 220 adopts a signal quality evaluation method to evaluate the quality of signals received by different channels, establishes priority judgment conditions, determines the stability of different communication channels by comparing the received signal strength, signal to noise ratio and bit error rate parameters, and sets the communication channel with the highest stability as a high priority, and then sets the communication channel as a medium priority and a low priority.
The interference signal detection module 210 collects the frequency and intensity data of the underwater signal through a spectrum analyzer, and performs signal analysis and processing. The existing data analysis software can be used for data processing and analysis according to the frequency, bandwidth and other parameters of different signals;
The priority setting in the channel stability evaluation module 220 includes the following steps:
and acquiring quality parameters of signals received by different channels by using corresponding equipment. In general, the related parameters such as the received signal strength, the signal-to-noise ratio, the bit error rate and the like can be obtained through hardware equipment or software.
The signal received by each channel is calculated and evaluated by using a selected quality evaluation method, for example, the quality of the signal can be quantitatively evaluated according to indexes such as signal-to-noise ratio, bit error rate and the like, and the higher the value is, the better the signal quality is.
And establishing a priority judgment condition according to the signal quality evaluation result. And determining the communication channel with the highest stability as a high priority by comparing quality parameters of signals received by different channels, and then determining the communication channel as a medium priority and a low priority.
Because there is noise under water due to the water flowing under water, in order to suppress the noise to obtain a clean signal, the priority determining unit 200 further includes an interference signal suppressing module 230, where the interference signal suppressing module 230 employs a filter technology to suppress an interference signal under water, and the output of the filtered interference signal is the clean signal, which specifically includes the following steps:
Selecting a proper filter type according to the frequency characteristic of the interference signal and the required spectrum range of the clean signal, wherein the common filter type comprises a low-pass filter, a band-pass filter and a band-stop filter; determining parameters of cut-off frequency, passband width and stopband width of the filter according to the frequency range of the interference signal and the requirement of the clean signal; according to design parameters of the filter, the filter is realized by using a corresponding filter structure; inputting the received signals into a filter, and filtering the interference signals through the filter; the filtered output signal is the pure signal obtained by suppressing the interference signal.
Because there are many uncertain factors in water, such as blocking a signal transmission route by ship navigation or large fluctuation of water body near a communication channel due to fish swimming, in order to improve stability of communication transmission, the transmission monitoring unit 300 is configured to monitor stability of the communication transmission process of the priority judging unit 200, establish a stability threshold, if interference exists in the communication channel, time the interference time, and sequentially switch the communication channel according to the priority if duration of the interference time exceeds a set stability threshold, and not switch the communication channel if duration of the interference time does not exceed the set stability threshold.
The transmission monitoring unit 300 comprises a stability monitoring module 310 and a stability threshold establishing module 320;
The stability monitoring module 310 monitors the parameter information of the high-priority communication channel in the channel stability evaluation module 220 in real time by collecting hardware and software through signal quality index monitoring, analyzes the parameter information, and evaluates the stability of the high-priority communication channel in the transmission process;
The stability threshold establishing module 320 is configured to establish a stability threshold, and if it is detected that there is interference in the communication channel in the stability monitoring module 310, time the interference time, specifically including the following steps:
Determining a stability threshold: an appropriate stability threshold is determined based on the actual requirements and characteristics of the communication system.
Interference detection and timing: the communication channel is monitored in real time by the interference detection device, if positive interference is detected, timing is started, and the existence of the interference signal is continuously detected during timing until the interference signal disappears or the timing time exceeds a stable threshold.
Switching communication channels according to priority: and if the duration of the interference time exceeds the set stability threshold, switching the communication channels according to the priority, and selecting the channel with the next higher priority as the main channel for communication.
Treatment in which the interference time does not exceed the stability threshold: if the interference time does not exceed the set stability threshold, the current communication channel can be selected to be kept, the interference condition can be continuously monitored, and if the interference signal disappears, the communication can be continuously carried out on the current channel.
The transmission monitoring unit 300 further includes a signal interference frequency analysis module 330, where the interference frequency analysis module 330 is configured to record a time period and a frequency of interference of a daily high-priority communication channel in the stability monitoring module 310, analyze an influence reason of the interference, predict a future interference time period, and select a next channel with a higher priority as a main channel in advance for communication.
The transmission monitoring unit 300 further includes a network heterogeneous module 340, where the network heterogeneous module 340 is configured to fuse the multi-channel setup unit 100 with satellite communications, and set up a heterogeneous network to provide diversified communication paths and backup channels, so as to enhance reliability and fault tolerance of the communications, and specifically includes the following steps: .
Establishing an underwater communication and satellite communication interface: firstly, an interface between underwater communication and satellite communication needs to be designed and realized;
Establishing a heterogeneous network: by integrating underwater communication and satellite communication into a unified network, a heterogeneous network can be formed. In a heterogeneous network, both the underwater communication channel and the satellite communication can be used as effective communication paths to provide different transmission characteristics and capacities;
Diversified communication paths: diverse communication paths may be implemented through heterogeneous networks. According to actual conditions, underwater communication, satellite communication or a combination of the two modes can be selected for communication;
Backup channels and redundancy: the heterogeneous network provides a backup channel and redundancy mechanism, enhancing the reliability and fault tolerance of the communication. When a certain communication path fails or interferes, the continuity of communication can be maintained by switching to other channels;
Extending the communication range: underwater communications can be extended to more distant areas through the coverage of satellite communications. The underwater communication can provide communication services of ocean and deepwater areas which cannot be covered by satellite communication, and the communication range is expanded through fusion of heterogeneous networks, so that wider communication requirements are met.
In view of the change in the underwater environment, in order to configure an optimal communication channel during the transmission of the communication, the intelligent channel switching unit 400 is configured to continuously monitor the communication channel with high priority in the transmission monitoring unit 300, and after the disappearance of the interference is monitored, trigger the priority determining condition of the priority determining unit 200 to switch the current transmission channel to the communication channel with high priority.
The intelligent channel switching unit 400 includes a signal real-time monitoring module 410 and a channel switching module 420;
the signal real-time monitoring module 410 adopts a signal sensor to monitor the signals of the high-priority communication channel in real time, and judges the stability of the signals according to the detection result;
The channel switching module 420 receives the monitoring result of the signal real-time monitoring module 410, and after a plurality of interference disappears, establishes a priority judgment condition through the channel stability evaluation module 220 to switch the communication line to the high priority communication channel.
The signal sensor determines the signal strength by the signal power level received by the receiving device based on the radio spectrum power measurement principle. The sensor can convert signals into electric signals through the receiving antenna, and measure the signals after being amplified, filtered and the like, and when the channel switching module 420 detects that the signals of the high-priority communication channels in the signal real-time monitoring module 410 tend to be stable according to the measurement results, the channel stability evaluation module 220 establishes priority judgment conditions, and at the moment, the communication lines are switched to the high-priority communication channels, so that the transmission efficiency of the signals is improved.
The intelligent channel switching unit 400 further includes a centralized management module platform control module 430, where the platform control module 430 is configured to establish a centralized management and control platform, and perform centralized monitoring and switching control on the communication channels in each multi-channel establishment unit 100, and specifically includes the following steps:
On the management and control platform, various monitoring devices and monitoring modules are integrated for monitoring parameter information of each communication channel in real time, such as signal quality, bandwidth utilization, delay and the like. Transmitting the acquired parameter information to a management and control platform through a monitoring module;
On a management and control platform, carrying out state analysis and alarm processing on the acquired parameter information, judging whether a communication channel is stable according to a preset threshold value or rule, and carrying out corresponding alarm processing, for example, when the signal quality of a certain channel is lower than the threshold value or abnormal, the platform can generate an alarm message and inform an administrator or an operation and maintenance personnel;
based on the monitored communication channel state and related parameters, the management and control platform can perform switching control and optimization decision in real time;
Remote management and configuration: the management and control platform can provide remote management and configuration functions, so that an administrator can remotely monitor and configure parameters and settings of the communication channels, the administrator can flexibly manage the channels according to actual conditions, reliability and performance of the system are improved, and more efficient communication channel switching operation is realized through centralized management.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. An underwater application design system based on blue light, sound wave and electromagnetic wave communication is characterized in that: the system comprises a multi-channel establishing unit (100), a priority judging unit (200), a transmission monitoring unit (300) and an intelligent channel switching unit (400), wherein the multi-channel establishing unit is used for receiving a request from a user;
the multi-channel establishing unit (100) is used for establishing a plurality of underwater communication channels, and the channels have the same data format and protocol;
The priority judging unit (200) is used for acquiring the underwater interference signal live condition, detecting the frequency and the intensity of the underwater interference signal, establishing the priority of a communication channel according to the underwater environment live condition, carrying out channel priority communication with high priority, and then carrying out medium priority and low priority;
The transmission monitoring unit (300) is used for monitoring the stability of the communication transmission process of the priority judging unit (200), establishing a stability threshold, timing the interference time if the interference exists in the communication channel, switching the communication channel according to the priority if the duration of the interference time exceeds a set stability threshold, and not switching the communication channel if the duration of the interference time does not exceed the set stability threshold;
the intelligent channel switching unit (400) is used for continuously monitoring the communication channel with high priority in the transmission monitoring unit (300), triggering the priority judging condition of the priority judging unit (200) after the disappearance of the interference is monitored, and switching the current transmission channel to the communication channel with high priority;
The multi-channel establishing unit (100) is used for establishing a plurality of underwater communication channels, wherein the communication channels comprise blue light, sound waves and electromagnetic wave channels, and the channels have the same data format and protocol;
the priority judging unit (200) comprises an interference signal detecting module (210) and a channel stability evaluating module (220);
The interference signal detection module (210) detects the frequency and the intensity of the underwater signal by adopting a spectrum analyzer, and determines the frequency, the intensity and the bandwidth of the interference signal;
The channel stability evaluation module (220) adopts a signal quality evaluation method to evaluate the quality of signals received by different channels, establishes priority judgment conditions, determines the stability of different communication channels by comparing the received signal strength, signal to noise ratio and bit error rate parameters, and sets the communication channel with the highest stability as a high priority, and then sets the communication channel as a medium priority and a low priority;
The priority judging unit (200) further comprises an interference signal suppression module (230), wherein the interference signal suppression module (230) adopts a filter technology to suppress underwater interference signals, and outputs pure signals after the interference signals are filtered;
the transmission monitoring unit (300) comprises a stability monitoring module (310) and a stability threshold establishing module (320);
The stability monitoring module (310) monitors parameter information of a high-priority communication channel in the channel stability evaluation module (220) in real time by collecting hardware and software through signal quality index monitoring, analyzes the parameter information, and evaluates the stability of the high-priority communication channel in the transmission process;
The stability threshold establishing module (320) is configured to establish a stability threshold, and if it is detected that there is interference in the communication channel in the stability monitoring module (310), time the interference time, and specifically includes the following steps:
determining a stability threshold: determining a proper stability threshold according to the actual requirements and the characteristics of a communication system;
Interference detection and timing: monitoring the communication channel in real time through the interference detection equipment, starting timing if positive interference is detected, and continuously detecting the existence of an interference signal during the timing;
switching communication channels according to priority: if the duration of the interference time exceeds the set stability threshold, switching the communication channels according to the priority, and selecting the channel with the next higher priority as the main channel for communication;
treatment in which the interference time does not exceed the stability threshold: if the interference time does not exceed the set stability threshold, selecting to keep the current communication channel, continuously monitoring the interference condition, and if the interference signal disappears, continuously communicating on the current channel;
The transmission monitoring unit (300) further comprises a signal interference frequency analysis module (330), wherein the interference frequency analysis module (330) is used for recording the time period and the frequency of interference of a daily high-priority communication channel in the stability monitoring module (310), analyzing the influence interference reason, predicting the future interference time period, and selecting the next channel with higher priority as a main channel in advance for communication;
The transmission monitoring unit (300) further comprises a network heterogeneous module (340), wherein the network heterogeneous module (340) is used for fusing the multichannel establishing unit (100) with satellite communication to establish a heterogeneous network;
The intelligent channel switching unit (400) comprises a signal real-time monitoring module (410) and a channel switching module (420);
The signal real-time monitoring module (410) adopts a signal sensor to monitor the signals of the high-priority communication channel in real time, and judges the stability of the signals according to the detection result;
The channel switching module (420) receives the monitoring result of the signal real-time monitoring module (410), establishes a priority judgment condition through the channel stability evaluation module (220) after a plurality of interference disappears, and switches the communication line to a high-priority communication channel;
The intelligent channel switching unit (400) further comprises a centralized management module platform control module (430), wherein the platform control module (430) is used for establishing a centralized management and control platform and performing centralized monitoring and switching control on communication channels in each multi-channel establishing unit (100).
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| CN101179821B (en) * | 2006-11-07 | 2010-06-02 | 华为技术有限公司 | Method, device and system for implementing terminal access in wireless communication system |
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