CN113301578B - 5G intelligent communication system based on power line carrier - Google Patents
5G intelligent communication system based on power line carrier Download PDFInfo
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- CN113301578B CN113301578B CN202110525374.5A CN202110525374A CN113301578B CN 113301578 B CN113301578 B CN 113301578B CN 202110525374 A CN202110525374 A CN 202110525374A CN 113301578 B CN113301578 B CN 113301578B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
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- H—ELECTRICITY
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- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/542—Systems for transmission via power distribution lines the information being in digital form
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/33—Services specially adapted for particular environments, situations or purposes for indoor environments, e.g. buildings
Abstract
The invention provides a 5G intelligent communication system based on power line carriers, which comprises a first signal conversion module: the system comprises a receiver and a transmitter, wherein the receiver is used for receiving a 5G signal and converting the 5G signal into a power carrier signal based on power carrier communication; the second signal conversion module: the power carrier wave signal is received and converted into a digital signal based on a digital network; a communication module: and the digital signal is transmitted to network equipment through the terminal equipment to carry out network communication. The beneficial effects are that: by receiving the 5G network signal and converting the 5G network signal into a digital signal through the power carrier chip, the indoor electric wire of the building is used for signal transmission, secondary wiring of the network is not needed, the problems that the 5G penetration force is weak and the indoor 5G network signal of the building cannot be covered are solved, and power carrier assisted 5G communication is realized.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a 5G intelligent communication system based on power line carriers.
Background
At present, the development of the internet of vehicles and the internet of things promotes the information transmission between objective world objects and between people and objects, and the information transmission not only relates to family users, but also relates to users in various industries, such as the smart home industry, the smart agriculture industry, the environmental protection monitoring, the national smart grid and the like, all need a 5G network to support massive equipment access. However, the dependence of life on the network is gradually enhanced, the network application scene relates to the aspect of life, and meanwhile, the coverage area of the network application scene is gradually complicated, the communication of scenes such as underground parking lots, buildings, home networks and the like needs network coverage, the wireless WiFi penetration capability in an independent room or a closed space is weak, so that the 5G signal cannot be covered, and finally, the network communication quality is directly influenced.
Disclosure of Invention
The invention provides a 5G intelligent communication system based on power line carriers, which is used for solving the problems that network application scenes relate to aspects of life, and meanwhile, the coverage area is gradually complicated, such as scene communication of underground parking lots, buildings, household networks and the like needs network coverage, wireless WiFi penetration capacity in independent rooms or closed spaces is weak, so that 5G signals cannot be covered, and finally, the network communication quality is directly influenced.
A5G intelligent communication system based on power line carrier waves comprises:
the first signal conversion module: the system comprises a receiver and a transmitter, wherein the receiver is used for receiving a 5G signal and converting the 5G signal into a power carrier signal based on power carrier communication;
the second signal conversion module: the power carrier wave signal is received and converted into a digital signal based on a digital network;
a communication module: and the digital signal is transmitted to network equipment through the terminal equipment to carry out network communication.
Preferably, the following components: the first signal conversion module includes:
a signal receiving unit: the system comprises a wireless network card and a control module, wherein the wireless network card is used for being internally provided and receiving a 5G signal according to the wireless network card;
a signal conversion unit: the power line module is used for connecting a preset power line carrier and converting the 5G signal into a power line carrier signal through the power line carrier;
a carrier allocation unit: the system comprises a communication channel, a first 5G signal processing module, a second 5G signal processing module, a first multiplexing channel and a second multiplexing channel, wherein the first multiplexing channel is used for analyzing the 5G signals, determining target clients corresponding to different 5G signals respectively, and adding addresses of the target clients into the communication channel to generate the multiplexing channel;
a channel allocation unit: the method is used for setting the number of the power carriers synchronously transmitted in the multiplexing channel and marking and distinguishing different power carriers based on time domain resources.
Preferably: the first signal conversion module includes:
a spatial diversity unit: the device is used for determining target channels corresponding to different 5G signals, performing same-bandwidth diversity on the target channels and determining sub-channels;
a multiplexing unit: after the same bandwidth diversity, binding each sub-channel with a target client to generate a multiplexing channel;
an orthogonal frequency division multiplexing unit: the system is used for orthogonalizing each subchannel through an orthogonal frequency division multiplexing technology and orthogonally overlapping the 5G signals transmitted by each subchannel based on the orthogonality to generate a complete communication signal.
Preferably: the second signal conversion module comprises
A transmission unit: the power line coupling device is used for receiving the power carrier signal through a power line and performing power coupling on the power carrier signal to generate a coupling signal;
a signal processing unit: the high-frequency signal processor is used for carrying out noise filtering processing on the coupled signal to generate a processed signal;
a digital-to-analog conversion unit: the digital signal processing device is used for transmitting the processing signal to a digital network to generate an initial digital signal;
an attenuation unit: the device is used for monitoring the energy loss in the process of converting the power carrier signal into the initial digital signal and determining an attenuation parameter;
a regulation and control unit: and the digital compensation circuit is used for compensating the initial digital signal according to the attenuation parameter to generate a digital compensation signal and taking the digital compensation signal as a digital signal.
Preferably, the following components: the attenuation unit determining an attenuation parameter comprises:
step 1: determining components in the process of converting the power carrier signals into initial digital signals, and taking the components as sampling points;
step 2: determining a time domain signal of each sampling point according to the sampling points:
wherein, the first and the second end of the pipe are connected with each other,
a time domain signal representing the ith sample point; k is a radical of i The sampling number of the ith sampling point is expressed; t represents a sampling time; alpha represents the sampling delay; x is the number of i An input signal representing an ith sample point; x is a radical of a fluorine atom i-1 An input signal representing an i-1 th sampling point; i =1,2,3, … … n, n representing the total number of samples;
and step 3: determining a sample attenuation by error derivation of the time domain signal over a period by:
wherein the content of the first and second substances,
an attenuation parameter representing a time domain signal of an ith sample point; f represents the spectral amplitude; t represents a period.
Preferably: the signal processing unit further includes:
colored noise filtering unit: the harmonic filtering device is used for counting low-power equipment in the process of converting the power carrier signal into a digital signal, determining harmonic waves generated by the low-power equipment and filtering the harmonic waves based on power regulation;
narrow-band noise filtering unit: the narrow-band noise filtering device is used for determining an amplitude modulation trigonometric function of the high-frequency signal processor for processing the coupling signal, determining narrow-band noise according to the amplitude modulation trigonometric function and filtering the narrow-band noise based on amplitude regulation;
an impulse noise filtering unit: the system comprises a power line, a power carrier signal, a power line and a rectifier circuit, wherein the power line is used for transmitting a power carrier signal to a power line; wherein, the first and the second end of the pipe are connected with each other,
the periodic impulse noise includes: synchronous power frequency impulse noise and asynchronous power frequency impulse noise.
Preferably: the communication module includes:
an initialization unit: the communication data and the communication address are determined according to the digital signal;
a request unit: the communication device is used for sending a communication request to the network equipment corresponding to the communication address according to the communication address;
a connection unit: the network equipment is used for judging whether a response message exists or not after the communication request is sent to the network equipment, and connecting the terminal equipment with the network equipment when the response message exists;
an interrupt unit: the method is used for disconnecting the network connection if the communication equipment receives an interrupt instruction of the terminal equipment in the communication process; wherein the content of the first and second substances,
the interrupt instruction includes: signal capture interrupt instructions, enable interrupt instructions, request interrupt instructions, and communication interrupt instructions.
Preferably: the system further comprises:
a task generation module: the system is used for automatically generating a communication task when a 5G signal is received;
a protocol module: the communication protocol is used for determining a communication protocol which the current task conforms to according to the communication task and determining a corresponding transmission channel according to the communication protocol;
a queue module: a transmission queue for generating 5G signals according to the transmission channel;
a processing module: the system comprises a transmission queue, a data processing unit and a data processing unit, wherein the transmission queue is used for sequentially converting 5G signals on the transmission queue into power line carrier signals and monitoring the transmission condition of the power line carrier signals;
an approval module: the system is used for generating a corresponding communication notice according to the transmission condition;
sharing the module: and the system is used for sending the communication notification to a preset shared transplanting area and generating a communication supervision message.
Preferably: the system further comprises:
a message module: the message queue message is used for generating effective communication information in the communication process; wherein the content of the first and second substances,
the message queue packet includes: appointing a connection message, subscribing a message, matching a message and a data message;
the specified connection message comprises: communication ID of the unique identifier, communication subject, user name of the communication object;
the subscription message includes: a service level and a corresponding server of the communication object;
the matching message includes: a result of matching the service level and the communication ID of the unique identifier;
the data message includes: specific communication data and data format when communicating.
The invention has the beneficial effects that: by receiving the 5G network signal and converting the 5G network signal into a digital signal through the power carrier chip, the indoor electric wire of the building is used for signal transmission, secondary wiring of the network is not needed, the problems that the 5G penetration force is weak and the indoor 5G network signal of the building cannot be covered are solved, and power carrier assisted 5G communication is realized.
Has stronger core competitiveness: in a network transmission mode integrated by a power carrier technology PLC +5G, both the 5G technology and the power carrier technology need to have mature technology accumulation, so that the stability of data output on safety and practicability is ensured; on the popularization nature, the integration of two kinds of techniques can complement each other not enough and the short slab, realizes the extension of 5G signal through power line carrier PLC technique, not only solves building, indoor comparatively confined space user signal full coverage problem, has promoted electric power communication system's performance moreover by a wide margin, supports higher speed's data service, higher quality real-time pronunciation and multimedia service, reaches best result of use.
Has considerable economic benefit: and (3) profit pattern analysis: at present, 5G base station infrastructures of all large mobile operators are built, but for coverage needed by huge buildings and indoor user groups, no operator can cover the buildings and indoor areas through equipment construction. Therefore, it is feasible to implement the signal coverage by power carrier; and (3) economic benefit analysis: the coverage of the 5G tail end is realized by deploying the power carrier PLC5G module in a building or a room, and the power carrier PLC5G module can cooperate with an operator in a value-added service mode; the end user may also be served by a device value added service.
The 5G core problem can be solved: the method comprises the steps that firstly, the power carrier technology is realized to solve the problem of 5G intelligent communication through research of a 5G intelligent communication system of the power carrier, and the coverage of 5G communication is assisted; and secondly, the defect of weak 5G penetration is made up based on the power carrier technology, and 5G coverage communication is solved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a system configuration diagram of a 5G intelligent communication system based on power carrier in an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1, the present invention is a 5G intelligent communication system based on power line carrier, including:
the first signal conversion module: the system comprises a receiver and a transmitter, wherein the receiver is used for receiving a 5G signal and converting the 5G signal into a power carrier signal based on power carrier communication;
the second signal conversion module: the power carrier signal is received and converted into a digital signal based on a digital network;
a communication module: and the digital signal is transmitted to network equipment through the terminal equipment to carry out network communication.
The principle of the invention is as follows: in order to realize 5G communication, two times of main signal conversion exist in the whole communication process, firstly, a 5G signal is converted into a power carrier signal to realize power data communication, and at the moment, the communication belongs to wired communication and has no relation to signal intensity; and secondly, converting the power carrier into a digital signal, and finally realizing communication through a digital signal connection network.
The invention has the beneficial effects that: the invention can convert the 5G network signal into a digital signal through the power carrier chip by receiving the 5G network signal, utilizes the indoor electric wire of the building to transmit the signal, does not need secondary wiring of the network, solves the problems that the 5G penetration is weak and the indoor 5G network signal of the building cannot be covered, and realizes power carrier assisted 5G communication.
Has stronger core competitiveness: in a network transmission mode integrated by a power carrier technology PLC +5G, both the 5G technology and the power carrier technology need to have mature technology accumulation, so that the stability of data output on safety and practicability is ensured; on the popularization, the integration of two kinds of technologies can complement not enough and short slab each other, realizes the extension of 5G signal through power line carrier PLC technique, not only solves building, indoor comparatively confined space user signal full coverage problem, has promoted electric power communication system's performance moreover by a wide margin, supports the data service of higher speed, real-time pronunciation and the multimedia service of higher quality, reaches best result of use.
Has considerable economic benefit: and (3) profit pattern analysis: at present, 5G base station infrastructures of large mobile operators are built, but for coverage required by huge buildings and indoor user groups, no operator can build and cover the buildings and indoor areas through equipment. Therefore, it is feasible to implement the signal coverage by power carrier; and (3) economic benefit analysis: the coverage of the 5G tail end is realized by deploying the power carrier PLC5G module in a building or a room, and the power carrier PLC5G module can cooperate with an operator in a value-added service mode; the end user may also be served by a device value added service.
The 5G core problem can be solved: the method comprises the steps that firstly, the power carrier technology is realized to solve the problem of 5G intelligent communication through research of a 5G intelligent communication system of the power carrier, and the coverage of 5G communication is assisted; and secondly, the defect of weak 5G penetration is made up based on the power carrier technology, and 5G coverage communication is solved.
Preferably: the first signal conversion module includes:
a signal receiving unit: the system is used for internally arranging a wireless network card and receiving a 5G signal according to the wireless network card; for enabling reception of the signal.
A signal conversion unit: the power line module is used for connecting a preset power line carrier and converting the 5G signal into a power line carrier signal through the power line carrier; the device is used for converting the 5G signal into a power carrier signal to realize communication.
A carrier allocation unit: the system comprises a communication channel, a first 5G signal processing module, a second 5G signal processing module, a first multiplexing channel and a second multiplexing channel, wherein the first multiplexing channel is used for analyzing the 5G signals, determining target clients corresponding to different 5G signals respectively, and adding addresses of the target clients into the communication channel to generate the multiplexing channel; to achieve that the channel can send independent data streams over the same bandwidth using the channel, all clients use the full bandwidth, resulting in multiplexing gain. The data can be transmitted between the AP and a plurality of terminals at the same time, and the throughput is greatly improved.
A channel allocation unit: the method is used for setting the number of the power carriers synchronously transmitted in the multiplexing channel and marking and distinguishing different power carriers based on time domain resources. Tag differentiation is the information that is being communicated for fast location.
The principle and the beneficial effects of the technical scheme are as follows: the invention realizes the 5G signal receiving through the 5G network card, and in the signal conversion stage, the invention can directly convert through the power carrier, and in the carrier distribution part, the invention realizes that one channel can communicate with a plurality of different clients by adding the addresses of a plurality of target clients in the channel, thereby realizing the channel multiplexing. When the allocation is carried out, the allocation is carried out according to the time domain resources, namely the allocation is carried out by the resources transmitted in each time, so that the reasonability is high, and the allocation is convenient.
Preferably: the first signal conversion module includes:
a spatial diversity unit: the device is used for determining target channels corresponding to different 5G signals, performing same-bandwidth diversity on the target channels and determining sub-channels; the function of bandwidth diversity is to realize multi-item channel communication with bandwidth.
A multiplexing unit: after the same bandwidth diversity, binding each sub-channel with a target client to generate a multiplexing channel;
an orthogonal frequency division multiplexing unit: the system is used for orthogonalizing each sub-channel through an orthogonal frequency division multiplexing technology and orthogonalizing and overlapping 5G signals transmitted by each sub-channel based on the orthogonalization to generate a complete communication signal.
The principle and the beneficial effects of the technical scheme are as follows: in the process of converting the 5G signal into the power carrier signal, the same bandwidth diversity is realized, namely, the same channel is graded by the same bandwidth, and further, the division can be carried out according to rules when a multiplexing channel is formed, and the orthogonal frequency division multiplexing technology is used for realizing that complete data is formed by orthogonal combination after the data is transmitted from each sub-channel after the diversity.
Preferably: the second signal conversion module comprises
A transmission unit: the power line coupling device is used for receiving the power carrier signal through a power line and performing power coupling on the power carrier signal to generate a coupling signal;
a signal processing unit: the high-frequency signal processor is used for carrying out noise filtering processing on the coupled signal to generate a processed signal;
a digital-to-analog conversion unit: the digital signal processing device is used for transmitting the processing signal to a digital network to generate an initial digital signal;
an attenuation unit: the device is used for monitoring the energy loss in the process of converting the power carrier signal into the initial digital signal and determining an attenuation parameter;
a regulation unit: and the digital compensation module is used for compensating the initial digital signal according to the attenuation parameter to generate a digital compensation signal, and taking the digital compensation signal as a digital signal.
The principle and the beneficial effects of the technical scheme are as follows: in the process of converting the power carrier signal into the digital signal, the analog signal convenient to transmit can be obtained only by signal coupling when the power carrier signal is converted into the digital signal, the filtering process is to perform filtering because the analog signal has a plurality of clutter, and after the filtering process, the conversion of the digital signal is realized through a digital network, and then the digital signal is converted into data such as a chart, a video and the like. In this process, there is a digital compensation because there is a signal attenuation.
Preferably: the attenuation unit determining an attenuation parameter comprises:
step 1: determining components in the process of converting the power carrier signals into initial digital signals, and taking the components as sampling points;
step 2: determining a time domain signal of each sampling point according to the sampling points:
wherein the content of the first and second substances,
a time domain signal representing the ith sample point; k is a radical of i Representing samplesThe number of samples from the ith sampling point; t represents a sampling time; alpha represents the sampling time delay; x is the number of i An input signal representing an ith sample point; x is the number of i-1 An input signal representing the (i-1) th sampling point; i =1,2,3, … … n, n representing the total number of samples;
the signal being represented by a time-domain signal during a time period, the invention
In, s represents a time domain. When the time domain signal calculation is carried out, t represents time. Since the time domain signal is the signal of the component, it is mainly the case of the power signal in this period of time, so the invention introduces x i Representing the input signal at each sample point; and then, respectively calculating the difference value of the next sampling point and the previous sampling point to determine a time domain signal. And the signal of the latter sampling point is multiplied in the calculation process
This is because, in order to prevent the calculated value from being negative, the present invention calculates the square of the next sample point, but the next sample point
The reason is that the prior art has sampling deviation and is based on square calculation, and at this time, the specific signal phase coordination of sampling times is realized by subtracting half, and the error is reduced, and half is also the error-adjusted signal obtained by calculating the historical time domain signal in the prior art.
And step 3: determining a sample attenuation by error derivation of the time domain signal over a period by:
wherein the content of the first and second substances,
an attenuation parameter representing a time domain signal of an ith sample point; f represents the spectral amplitude; t represents a period.
A subtractive function representing the spectral amplitude over a period;
a gain function representing the spectral amplitude within a period, the gain function and the subtraction function being primarily for determining the subtraction and gain conditions; the formula is a derivation formula, the calculated sampling attenuation is calculated, because in a period, T is required to be calculated, and the value range of a time domain signal is calculated through a sine function; the trend of the attenuation in this value range is calculated by means of an integral function and a cosine function, so that the attenuation parameter of the sample attenuation is calculated.
The principle and the beneficial effects of the technical scheme are as follows: when the attenuation compensation is carried out, because a plurality of devices and components pass through in the signal conversion process, the device is used as a sampling point, time domain signals of the sampling point are calculated, finally, attenuation data in the sampling process can be deduced based on the data, and further, the data can be totally compensated through the attenuation compensation, so that errors of the data are prevented.
Preferably: the signal processing unit further includes:
colored noise filtering unit: the harmonic filtering device is used for counting low-power equipment in the process of converting the power carrier signal into a digital signal, determining harmonic waves generated by the low-power equipment and performing harmonic filtering based on power regulation;
narrow-band noise filtering unit: the narrow-band noise filtering device is used for determining an amplitude modulation trigonometric function of the high-frequency signal processor for processing the coupling signal, determining narrow-band noise according to the amplitude modulation trigonometric function and filtering the narrow-band noise based on amplitude regulation;
an impulse noise filtering unit: the power line noise filtering circuit is used for determining a periodic pulse signal transmitted to a power line by the power carrier signal, determining periodic pulse noise and filtering the periodic pulse noise based on the rectifying circuit; wherein the content of the first and second substances,
the periodic impulse noise includes: synchronous power frequency impulse noise and asynchronous power frequency impulse noise.
The principle and the beneficial effects of the technical scheme are as follows: in the process of noise filtering, colored noise, narrow-band noise and impulse noise exist, so the invention mainly filters the four types of noise, and filters different noises in different modes, and the data can be accurate.
Preferably: the communication module includes:
an initialization unit: the device is used for determining communication data and a communication address according to the digital signal;
the digital signals generally carry the data of the communication and the address of the communication.
A request unit: the communication device is used for sending a communication request to the network equipment corresponding to the communication address according to the communication address; in order to realize communication, the invention can communicate with indoor WIFI, mobile phones and other devices through the address.
A connection unit: the network equipment is used for judging whether a response message exists or not after the communication request is sent to the network equipment, and connecting the terminal equipment with the network equipment when the response message exists; the response message is intended to ensure that the communication is connected in the existing situation.
An interrupt unit: the method is used for disconnecting the network connection if the communication equipment receives an interrupt instruction of the terminal equipment in the communication process; wherein the content of the first and second substances,
the interrupt instruction includes: signal capture interrupt instructions (i.e., no capture, interrupt implementation), enable interrupt instructions (failure of input and output portions of a signal, interrupt implementation), request interrupt instructions (receipt of a new communication request, resulting in an interrupt, active interrupt implementation by a communication device), and communication interrupt instructions (unsafe implementation of an interrupt for a communication signal, primarily network signal interrupt).
The principle and the beneficial effects of the technical scheme are as follows: the invention uses the communication address as the address of the communication equipment corresponding to the communication request because the data and the address which need to be transmitted are transmitted when the communication is carried out. When a communication request is provided, network connection can be realized only if a response message exists, so that network communication is realized, and when a terminal instruction is provided, different networks are disconnected based on different interrupt instructions, wherein each interrupt instruction corresponds to a network disconnection mode.
Preferably, the following components: the system further comprises:
a task generation module: the system is used for automatically generating a communication task when a 5G signal is received;
a protocol module: the communication protocol is used for determining a communication protocol which the current task conforms to according to the communication task and determining a corresponding transmission channel according to the communication protocol;
a queue module: a transmission queue for generating 5G signals according to the transmission channel;
a processing module: the system comprises a transmission queue, a data processing unit and a data processing unit, wherein the transmission queue is used for sequentially converting 5G signals on the transmission queue into power line carrier signals and monitoring the transmission condition of the power line carrier signals;
an approval module: the system is used for generating a corresponding communication notice according to the transmission condition;
a sharing module: and the system is used for sending the communication notification to a preset shared transplanting area and generating a communication supervision message.
The principle and the beneficial effects of the technical scheme are as follows: the invention takes each communication as a communication task in the whole communication process and then processes each communication task in turn. The communication protocol is used to correspond to each communication channel, and thus, accurate communication can be realized. And can supervise in each communication process, prevent that communication from having the problem.
Preferably, the following components: the system further comprises:
a message module: the message queue message is used for generating effective communication information in the communication process; wherein the content of the first and second substances,
the message queue packet includes: appointing a connection message, subscribing a message, matching a message and a data message;
the specified connection packet includes: communication ID of the unique identifier, communication subject, user name of the communication object;
the subscription message includes: a service level and a corresponding server of the communication object;
the matching message includes: a result of matching the service level and the communication ID of the unique identifier;
the data message comprises: specific communication data and data format when communicating.
The principle and the beneficial effects of the technical scheme are as follows: in the effective communication process, each communication data is issued in the form of a message queue, the message queue is embodied in the form of a message, each message has a unique function, and a plurality of messages are integrated to realize accurate transmission of the communication data.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The utility model provides a 5G intelligent communication system based on power line carrier which characterized in that includes:
the first signal conversion module: the system comprises a receiver and a transmitter, wherein the receiver is used for receiving a 5G signal and converting the 5G signal into a power carrier signal based on power carrier communication;
the second signal conversion module: the power carrier signal is received and converted into a digital signal based on a digital network;
a communication module: the digital signal is transmitted to network equipment through terminal equipment to carry out network communication;
the first signal conversion module includes:
a signal receiving unit: the system is used for internally arranging a wireless network card and receiving a 5G signal according to the wireless network card;
a signal conversion unit: the power line module is used for connecting a preset power line carrier and converting the 5G signal into a power line carrier signal through the power line carrier;
a carrier allocation unit: the system is used for analyzing the 5G signals, determining target clients corresponding to different 5G signals respectively, adding addresses of the target clients into a communication channel, and generating a multiplexing channel;
a channel allocation unit: the system comprises a multiplexing channel, a power line controller and a power line controller, wherein the multiplexing channel is used for multiplexing power line carriers transmitted synchronously;
the second signal conversion module includes:
a transmission unit: the power line coupling device is used for receiving the power carrier signal through a power line and performing power coupling on the power carrier signal to generate a coupling signal;
a signal processing unit: the high-frequency signal processor is used for carrying out noise filtering processing on the coupled signal to generate a processed signal;
a digital-to-analog conversion unit: the digital signal processing device is used for transmitting the processing signal to a digital network to generate an initial digital signal;
an attenuation unit: the device is used for monitoring the energy loss in the process of converting the power carrier signal into the initial digital signal and determining an attenuation parameter;
a regulation unit: the digital compensation circuit is used for compensating the initial digital signal according to the attenuation parameter to generate a digital compensation signal and taking the digital compensation signal as a digital signal;
the attenuation unit determining an attenuation parameter comprises:
step 1: determining components in the process of converting the power carrier signal into an initial digital signal, and taking the components as sampling points;
step 2: according to the sampling points, determining the time domain signal of each sampling point:
wherein，
A time domain signal representing the ith sample point; k is a radical of i The sampling number of the ith sampling point is expressed; t represents a sampling time; alpha represents the sampling delay; x is the number of i An input signal representing an ith sample point; x is the number of i-1 An input signal representing the (i-1) th sampling point; i =1,2,3, … … n, n representing the total number of samples;
and step 3: determining a sample attenuation by error derivation of the time domain signal over a period by:
wherein the content of the first and second substances,
an attenuation parameter representing a time domain signal of an ith sample point; f represents the spectral amplitude; t denotes a period.
2. A power carrier-based 5G intelligent communications system according to claim 1, wherein said first signal conversion module further comprises:
a spatial diversity unit: the device is used for determining target channels corresponding to different 5G signals, performing same-bandwidth diversity on the target channels and determining sub-channels;
a multiplexing unit: after the same bandwidth diversity, binding each sub-channel with a target client to generate a multiplexing channel;
an orthogonal frequency division multiplexing unit: the system is used for orthogonalizing each subchannel through an orthogonal frequency division multiplexing technology and orthogonally overlapping the 5G signals transmitted by each subchannel based on the orthogonality of the subchannels to generate a complete communication signal.
3. A power carrier-based 5G intelligent communication system according to claim 1, wherein said signal processing unit further comprises:
colored noise filtering unit: the harmonic filtering device is used for counting low-power equipment in the process of converting the power carrier signal into a digital signal, determining harmonic waves generated by the low-power equipment and filtering the harmonic waves based on power regulation;
narrow-band noise filtering unit: the narrow-band noise filtering device is used for determining an amplitude modulation trigonometric function of the high-frequency signal processor for processing the coupling signal, determining narrow-band noise according to the amplitude modulation trigonometric function and filtering the narrow-band noise based on amplitude regulation;
an impulse noise filtering unit: the system comprises a power line, a power carrier signal, a power line and a rectifier circuit, wherein the power line is used for transmitting a power carrier signal to a power line; wherein the content of the first and second substances,
the periodic impulse noise includes: synchronous power frequency impulse noise and asynchronous power frequency impulse noise.
4. A power carrier-based 5G intelligent communications system as claimed in claim 1, wherein said communications module comprises:
an initialization unit: the device is used for determining communication data and a communication address according to the digital signal;
a request unit: the network equipment is used for sending a communication request to the network equipment corresponding to the communication address according to the communication address;
a connection unit: the network equipment is used for judging whether a response message exists or not after the communication request is sent to the network equipment, and connecting the terminal equipment with the network equipment when the response message exists;
an interrupt unit: the method is used for disconnecting the network connection if the communication equipment receives an interrupt instruction of the terminal equipment in the communication process; wherein the content of the first and second substances,
the interrupt instruction includes: signal capture interrupt commands, enable interrupt commands, request interrupt commands, and communication interrupt commands.
5. A power carrier-based 5G intelligent communications system according to claim 1, further comprising:
a task generation module: the system is used for automatically generating a communication task when a 5G signal is received;
a protocol module: the communication protocol is used for determining a communication protocol which is accorded with the current task according to the communication task, and determining a corresponding transmission channel according to the communication protocol;
a queue module: a transmission queue for generating 5G signals according to the transmission channel;
a processing module: the system comprises a transmission queue, a data processing unit and a data processing unit, wherein the transmission queue is used for sequentially converting 5G signals on the transmission queue into power line carrier signals and monitoring the transmission condition of the power line carrier signals;
an approval module: the system is used for generating a corresponding communication notice according to the transmission condition;
sharing the module: and the system is used for sending the communication notification to a preset shared transplanting area and generating a communication supervision message.
6. A power carrier-based 5G intelligent communications system according to claim 1, further comprising:
a message module: the message queue message is used for generating effective communication information in the communication process; wherein the content of the first and second substances,
the message queue packet includes: appointing a connection message, subscribing a message, matching a message and a data message;
the specified connection packet includes: communication ID of the unique identifier, communication subject, user name of the communication object;
the subscription message includes: a service level and a corresponding server of the communication object;
the matching message includes: a result of matching the service level and the communication ID of the unique identifier;
the data message includes: specific communication data and data format when communicating.
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