CN116760430B - 5G power communication terminal, method and detection method - Google Patents
5G power communication terminal, method and detection method Download PDFInfo
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- CN116760430B CN116760430B CN202311007698.5A CN202311007698A CN116760430B CN 116760430 B CN116760430 B CN 116760430B CN 202311007698 A CN202311007698 A CN 202311007698A CN 116760430 B CN116760430 B CN 116760430B
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- 238000004891 communication Methods 0.000 title claims abstract description 242
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 title claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 89
- 230000003321 amplification Effects 0.000 claims description 21
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 17
- 238000005070 sampling Methods 0.000 claims description 6
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- 238000001914 filtration Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
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- 125000004122 cyclic group Chemical group 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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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
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
Abstract
The invention relates to the field of power communication, in particular to a 5G power communication terminal, a method and a detection method, wherein the 5G power communication terminal comprises an antenna, a main board and a carrier board; the main board is provided with a 5G communication module and a central processing unit; the carrier plate is provided with a radio frequency module and a digital signal processing module; the 5G communication module and the radio frequency module are connected with the antenna; the central processing unit is respectively connected with the 5G communication module and the digital signal processing module; the 5G communication module and the radio frequency module are both connected with the digital signal processing module; when the 5G power communication terminal provided by the invention is used for communication, the received downlink signal quality can be directly calculated, and the downlink communication quality is obtained by determining the 5G power communication terminal based on the downlink signal quality, so that repeated application of signal quality data to a base station side is avoided, the deployment efficiency and the deployment rationality of the 5G power communication terminal are improved, and the problem of saving the operation cost is achieved.
Description
Technical Field
The invention relates to the field of power communication, in particular to a 5G power communication terminal, a 5G power communication method and a 5G power detection method.
Background
The 5G is used as the latest generation communication technology with high speed, low time delay and mass access, and a reliable communication network is provided for smart grid construction and energy conversion acceleration. The environment of the communication node in the power system is complex, and the communication node relates to five links of transmission, transformation, distribution and utilization and comprises complex environments such as indoor, outdoor, urban, field and the like. Different application scenes have obvious difference on the requirements of coverage range of the 5G power communication terminal.
The existing 5G power communication terminal is generally a 5G power communication terminal designed based on a 5G communication module, and the power, coverage distance, signal strength and the like of the existing 5G power communication terminal can meet the daily communication use, but the signal quality of the existing 5G power communication terminal is easily affected under complex environments such as shielding, indoor, coverage edges and the like, and cannot meet the normal use of different application scenes well.
In order to determine signal quality covering different application scenarios so as to reasonably deploy the 5G power communication terminal, the base station side generally applies for signal quality data, and the base station side finishes signal quality evaluation, and deploys the 5G power communication terminal according to a quality evaluation result, but in the deployment process, in order to achieve the required signal quality to meet the communication requirement, repeated application is required, the working efficiency is affected, and the operation cost is increased.
Disclosure of Invention
The invention aims to provide a 5G power communication terminal, a method and a detection method, which are beneficial to enhancing the transmitting power, expanding the signal coverage area and improving the data transmission speed.
The specific technical scheme provided by the invention is as follows: the 5G power communication terminal comprises an antenna, a main board and a carrier board; the main board is provided with a 5G communication module and a central processing unit; the carrier plate is provided with a radio frequency module and a digital signal processing module;
the 5G communication module and the radio frequency module are connected with the antenna, and downlink signals received through the antenna are sent to the 5G communication module and the radio frequency module and/or uplink signals sent by the 5G communication module and the radio frequency module are transmitted through the antenna; when receiving a downlink signal, the 5G communication module analyzes the downlink signal to generate an uplink enabling signal and a downlink enabling signal; when the radio frequency module receives a downlink signal, the downlink signal is converted into two paths of IQ digital signals;
the central processing unit is respectively connected with the 5G communication module and the digital signal processing module, and forwards the communication parameters of the 5G communication module acquired from the 5G communication module to the digital signal processing module;
the 5G communication module and the radio frequency module are both connected with the digital signal processing module, and the digital signal processing module determines the downlink time slot positions of the two paths of IQ digital signals based on the uplink enabling signals and the downlink enabling signals;
the digital signal processing module is further configured to perform signal quality measurement and calculation on the two paths of IQ digital signals according to the determined downlink time slot positions of the two paths of IQ digital signals and the acquired communication parameters of the 5G communication module, report the signal quality measurement and calculation result to the central processing unit, and determine downlink communication quality of the 5G power communication terminal according to the signal quality measurement and calculation result by the central processing unit.
Further, the main board is also provided with a power amplifier module;
the antenna is connected with the 5G communication module and the radio frequency module through the power amplification module, and the downlink signal received by the antenna is transmitted to the 5G communication module and the radio frequency module after being subjected to power amplification, and/or the uplink signal transmitted by the 5G communication module and the radio frequency module is transmitted through the antenna after being subjected to power amplification.
Further, an alarm module is arranged on the main board; the central processing unit is connected with the alarm module, and controls the alarm to alarm when the 5G power communication terminal does not meet the power communication requirement in the current environment.
Further, the 5G power communication terminal further includes a portable terminal for configuring an operation mode of the 5G power communication terminal, the operation mode including a reference sequence transmission mode and a reference sequence reception mode.
Further, the central processing unit is connected with the digital signal processing module through a pluggable Ethernet connector.
Further, the power amplifier module supports 2-transmission 4-reception communication with the 5G communication module;
the power amplifier module supports 1-transmission 1-reception communication with the radio frequency module;
the working frequency band of the radio frequency module is adjustable between 300 MHz and 6000 MHz.
In another aspect, a 5G power communication method of a 5G power communication terminal as described above, the method comprising the steps of:
step one, downlink signals received through an antenna are sent to a 5G communication module and a radio frequency module and/or uplink signals sent by the 5G communication module and the radio frequency module are transmitted through the antenna;
step two, the 5G communication module analyzes the received downlink signals and generates uplink enabling signals and downlink enabling signals;
step three, the radio frequency module converts the downlink signal into two paths of IQ digital signals and sends the IQ digital signals to the digital signal processing module;
step four, the central processing unit acquires the communication parameters of the 5G communication module and sends the acquired communication parameters to the digital signal processing module; the communication parameters comprise a current cell ID, a band number, a sampling frequency, a subcarrier interval and an SSB time-frequency domain position;
step five, the digital signal processing module determines the downlink time slot positions of the two paths of IQ digital signals received, calculates the signal quality of the two paths of IQ digital signals according to the determined downlink time slot positions of the two paths of IQ digital signals and the communication parameters of the received 5G communication module, and reports the signal quality calculation result to the central processing unit;
and step six, the central processing unit determines the downlink communication quality of the 5G power communication terminal according to the signal quality measuring and calculating result.
Further, the first step further includes: and the downlink signals received by the antenna are amplified in power and then sent to the 5G communication module and the radio frequency module, and/or the uplink signals sent by the 5G communication module and the radio frequency module are amplified in power and then transmitted by the antenna.
In yet another aspect, a 5G power communication detection method of a 5G power communication terminal as described above includes the steps of:
s1, arranging 5G power communication terminals in pairs;
s2, configuring a working mode of the 5G power communication terminal through the portable terminal, wherein the working mode comprises a reference sequence sending mode and a reference sequence receiving mode;
s3, the 5G power communication terminal configured to be in a reference sequence sending mode generates and sends a reference sequence signal;
s4, the 5G power communication terminal configured into the reference sequence receiving mode receives the reference sequence signal, calculates the signal strength of the received reference sequence signal, and determines the communication quality of the current communication environment according to the calculated signal strength and the signal strength threshold.
The invention has the beneficial effects that:
(1) When the 5G power communication terminal provided by the invention is used for communication, the received downlink signal quality can be directly calculated, and the downlink communication quality is obtained by determining the 5G power communication terminal based on the downlink signal quality, so that repeated application of signal quality data to a base station side is avoided, the deployment efficiency and the deployment rationality of the 5G power communication terminal are improved, and the problem of saving the operation cost is achieved.
(2) And a power amplification module is added between the antenna and the 5G communication module to amplify the power of the received and transmitted signal, so that the method is beneficial to enhancing the transmitting power, expanding the signal coverage area and improving the data transmission speed.
(3) The 5G power communication terminals are deployed in pairs, point-to-point transmission of reference sequence signals is carried out, and the signal intensity of the current communication environment is calculated based on the received reference sequence signals, so that reference data are provided for deployment and management of the 5G power communication terminals, and further improvement of deployment efficiency and deployment rationality of the 5G power communication terminals is facilitated.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic block diagram of an electrical schematic diagram of a 5G power communication terminal according to an embodiment of the present invention.
Fig. 2 shows a flow chart of a 5G power communication method of an embodiment of the present invention.
Fig. 3 shows a flowchart of a 5G power communication detection method according to an embodiment of the present invention.
1. An antenna; 2. a power amplifier module; 3. a 5G communication module; 4. a central processing unit; 5. a digital signal processing module; 6. a radio frequency module; 7. a serial port module; 8. a portable terminal.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
Before further describing embodiments of the present application in detail, the terms and expressions that are referred to in the embodiments of the present application are described, and are suitable for the following explanation.
SS-RSRP: representing the synchronization signal reference signal received power. It is defined as the linear average of the power contributions (in watts) of the resource elements carrying the SSS.
SS-SINR: representing the signal to noise ratio and the interference ratio of the SS. It is defined as the linear average of the power contributions (in watts) of the resource elements carrying SSS divided by the linear average of the noise and interference power contributions (in watts) of the resource elements carrying SSS over the same frequency bandwidth.
SS-RSRQ: representing the secondary synchronization signal reference signal reception quality.
2T4R: representing 2-way transmission and 4-way reception;
1T1R: representing 1-way transmission and 1-way reception.
Uplink signal: refers to a transmitted signal by the 5G power communication terminal provided in the embodiments of the present application.
And (3) downlink: refers to a received signal by the 5G power communication terminal provided in the embodiment of the present application.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
As shown in fig. 1, an embodiment of a 5G power communication terminal is provided, where the 5G power communication terminal of the 5G communication system includes a main board and a carrier board, and the main board is provided with a power amplifier module 2, a 5G communication module 3, a central processing unit 4, an alarm module 11 and a serial port module 7; the carrier plate is provided with a digital signal processing module 5 and a radio frequency module 6. The power amplifier module 2 is connected with an antenna 1.
The 5G power communication terminal is started, and the initial states (namely the starting state) of the 5G communication module 3 and the power amplifier module 2 are full-band receiving states. The 5G power communication terminal receives a signal, i.e., a downlink signal, via the antenna 1, and the 5G power communication terminal transmits a signal, i.e., an uplink signal, via the antenna, thereby realizing communication of the 5G power communication terminal.
Specifically, the antenna 1 is connected with the 5G communication module 3 and the radio frequency module 6 through the power amplification module 2, and transmits downlink signals received by the antenna 1 to the 5G communication module 3 and the radio frequency module 6 after power amplification, and/or transmits uplink signals sent by the 5G communication module 3 and the radio frequency module 6 through the antenna 1 after power amplification, and the coverage area and the data transmission speed of 5G communication are increased by performing power amplification on the received downlink signals and the transmitted uplink signals, wherein the power amplification module 2 supports 2T4R communication with the 5G communication module 3 and supports 1 transmitting and 1 receiving communication with the radio frequency module 6. When receiving the downlink signal, the 5G communication module 3 analyzes the downlink signal, determines the working frequency band and the time slot ratio, and generates an uplink enable signal ul_ena and a downlink enable signal dl_ena based on the determined working frequency band and time slot ratio.
When the radio frequency module receives the downlink signal, the downlink signal is converted into two paths of IQ digital signals. The working frequency band of the radio frequency module is adjustable between 300 MHz and 6000 MHz.
The digital signal processing module 5 is respectively connected with the 5G communication module 3 and the power amplification module 2, the digital signal processing module 5 controls the working frequency band of the power amplification module 2 and the receiving and transmitting of the working frequency band based on the uplink enabling signal UL_ENA and the downlink enabling signal DL_ENA generated by the 5G communication module 3, and controls the uplink and downlink time slots of the power amplification module 2 to be consistent with the uplink and downlink time slots of the 5G communication module 3, so that the uplink peak rate and the downlink peak rate are improved, and interference is avoided.
The central processing unit 4 is connected with the 5G communication module 3 to send an AT query instruction to the 5G communication module to acquire communication parameters of the 5G communication module 3; the communication parameters comprise a current cell ID, a band number, a sampling frequency, a subcarrier spacing and an SSB time-frequency domain position.
The central processing unit 4 is connected with the digital signal processing module 5 to forward the acquired communication parameters to the digital signal processing module;
the digital signal processing module 5 determines the downlink slot position of the two-way IQ digital signal based on the acquired uplink enable signal ul_ena and downlink enable signal dl_ena.
The digital signal processing module 5 is further configured to perform signal quality measurement on the two paths of IQ digital signals according to the determined downlink time slot positions of the two paths of IQ digital signals and the acquired communication parameters of the 5G communication module 3, report the signal quality measurement result to the central processing unit 4, count the signal quality measurement result of the predetermined period of time by the central processing unit 4, and determine the downlink communication quality of the 5G power communication terminal according to the statistics data, specifically, the signal quality measurement result is smaller than the preset signal quality, which indicates that the requirement of power communication cannot be met, and if the signal quality measurement result is not smaller than the preset signal quality, which indicates that the requirement of power communication can be met.
The central processing unit 4 is connected with the alarm module 11, and controls the alarm to alarm when the 5G power communication terminal does not meet the power communication requirement in the current environment.
The 5G power communication terminal also collects data through the serial port, and the collected data is transmitted and forwarded through the 5G communication module 3.
When the alarm gives an alarm, a worker tests the current environment as required, hangs the portable terminal 8 up and down on the 5G power communication terminal, so that the portable terminal 8 is connected with the central processing unit 4, and then deploys the 5G power communication terminal in pairs.
The portable terminal 8 sends an operation mode setting instruction to the central processing unit 4, and the central processing unit 4 configures the digital signal processing module 5 into a reference sequence sending mode or a reference sequence receiving mode based on the received operation mode setting instruction, and simultaneously configures the 5G communication module 3 into a flight mode, so that only the radio frequency module 6 performs transceiving, and further performs point-to-point test through the radio frequency module of the 5G power communication terminal deployed in pairs.
Specifically, a reference sequence transmission mode setting instruction is transmitted by the portable terminal to the MCU in one of the 5G power communication terminals to be deployed in pairs, the MCU sets the digital signal processing module 5 to the reference sequence transmission mode based on the operation mode setting instruction, and configures the 5G communication module 3 to the flight mode. Meanwhile, according to different application scenes, the selected physical random access channels with different formats are used for configuring configuration parameters such as logic indexes, frequency domain positions, time domain positions, carrier intervals and the like of the physical random access channels to the digital signal processing module 5 through the central processing unit 4 by the portable terminal 8.
The digital signal processing module 5 performs the following steps according to the configuration reference sequence transmission mode and the configuration parameters: generating a frequency domain reference sequence according to the logic index and the sequence length; performing frequency domain resource mapping according to the frequency domain position; after the frequency domain resource is mapped, IFFT operation is carried out, and the frequency domain signal is converted into a time domain signal; determining interpolation multiples according to the carrier intervals, and performing difference filtering; and framing according to the cyclic prefix length after the signal interpolation filtering is carried out to the system sampling rate, and transmitting the framed reference sequence digital signal to the radio frequency module.
The radio frequency module converts the reference sequence digital signal into a reference sequence analog signal, and transmits the reference sequence analog signal after amplifying the reference sequence analog signal by the power amplification module.
The digital signal processing unit 5 of the other of the paired 5G power communication terminals is configured to a reference sequence reception mode. According to the emission configuration of the opposite terminal, the digital signal processing module 5 evaluates the received reference sequence signal strength after performing time-frequency domain synchronization, time-frequency offset estimation and time-frequency offset correction processing on the received reference sequence signal. And then controlling the amplification factor of the signal according to the signal strength threshold range.
For example, when the signal strength is too high, the terminal transmitting power is too high at the current distance, so that the signal amplification factor can be reduced or the conventional 5G power communication terminal can be replaced for deployment; when the signal strength is smaller, the signal communication distance of the power level is longer or the channel environment is poorer in the current environment, and the deployment position and distance can be replaced or the transmitting power of the terminal can be increased to improve the communication quality; when the signal strength is within the threshold value range, the transmitting power of the current terminal is indicated to support the information transmission with high communication quality under the current communication distance and channel environment.
According to the embodiment, through terminal point-to-point communication, the signal quality of the running terminal can be monitored autonomously, and a plurality of 5G power communication terminals in a certain coverage area can be monitored in a code division multiple access mode. And reporting the timing data through a timing test mode.
Illustratively, pluggable ethernet connectors are further disposed on the motherboard and the carrier board, so as to connect the central processing unit 4 with the digital signal processing module 5. Wherein the central processing unit 4 and the digital signal processing module 5 communicate via a high-speed ethernet protocol.
It should be noted that, the specific motherboard is provided with the pluggable ethernet male connector, and the carrier board is provided with the pluggable ethernet female connector merely by way of example, and those skilled in the art can set the pluggable ethernet connector according to actual needs.
Illustratively, the 5G power communication terminal includes a power module for supplying power to each module of the 5G power communication terminal and a clock module for supplying a clock signal to each module of the 5G power communication terminal, which are not shown in the drawings for simplicity and clarity of the drawings.
In another aspect, fig. 2 provides an embodiment of a 5G communication method for a power system. The method comprises the following steps:
q1, the downlink signals received by the antenna are amplified in power and then sent to the 5G communication module and the radio frequency module, and/or the uplink signals sent by the 5G communication module and the radio frequency module are amplified in power and then transmitted by the antenna.
And the Q2 and 5G communication modules analyze the received downlink signals and generate uplink enabling signals and downlink enabling signals.
Specifically, the 5G communication module analyzes the received downlink signal, determines a working frequency band and a time slot ratio, generates an uplink enable signal and a downlink enable signal based on the determined working frequency band and time slot ratio, and sends the generated uplink enable signal and downlink enable signal to the digital signal processing module.
Q3, the radio frequency module converts the downlink signal into two paths of IQ digital signals and sends the IQ digital signals to the digital signal processing module.
And Q4, the central processing unit acquires the communication parameters of the 5G communication module and sends the acquired communication parameters to the digital signal processing module.
Specifically, the central processing unit acquires communication parameters of the 5G communication module by sending an AT query instruction to the 5G communication module and sends the acquired communication parameters to the digital signal processing module, wherein the communication parameters comprise a current cell ID, a band number, a sampling frequency, a subcarrier interval and an SSB time-frequency domain position;
q5, the digital signal processing module determines the downlink time slot positions of the two paths of IQ digital signals based on the uplink enabling signals and the downlink enabling signals, and performs signal quality measurement and calculation on the two paths of IQ digital signals according to the determined downlink time slot positions of the two paths of IQ digital signals and the received communication parameters of the 5G communication module.
And Q6, the central processing unit determines the downlink communication quality of the 5G power communication terminal according to the signal quality measuring and calculating result.
Specifically, comparing the signal quality measurement result with a signal quality threshold, if the signal quality measurement result is smaller than the signal quality threshold, the 5G power communication terminal cannot meet the power communication requirement, and if the signal quality measurement result is not smaller than the signal quality threshold, the 5G power communication terminal can meet the power communication requirement.
It should be noted that, the central processing unit may also count a signal quality measurement result in a predetermined period, and determine the downlink communication quality of the 5G power communication terminal according to a probability that the signal quality measurement result in the predetermined period is greater than the signal quality threshold.
For example, the portable terminal may employ a host computer and a laptop computer.
In yet another aspect, fig. 2 provides an embodiment of a 5G communication method for a power system. The method comprises the following steps:
a1, arranging the 5G power communication terminals in pairs.
A2, configuring an operation mode of the 5G power communication terminal through the portable terminal, wherein the operation mode comprises a reference sequence sending mode and a reference sequence receiving mode.
Specifically, the portable terminal sends configuration instructions to a reference sequence sending mode and a reference sequence receiving mode of a central processing unit of the 5G power communication terminal deployed in pairs respectively, if the central processing unit receives the reference sequence sending mode configuration instructions, the FPGA is set to the reference sequence sending mode, and the 5G communication module is configured to be in a flight mode.
If the central processing unit receives the reference sequence receiving mode configuration instruction, the FPGA is set to be in a reference sequence receiving mode, and the 5G communication module is configured to be in a flight mode.
A3, the 5G power communication terminal configured to be in a reference sequence transmission mode generates and transmits a reference sequence signal.
Specifically, configuration parameters including logical indexes, sequence lengths, frequency domain positions, time domain positions and carrier spacing parameters of physical random access channels of different formats selected according to different application scenarios are input to a digital signal processing module configured as a reference sequence reception mode through a central processing unit by the portable terminal.
The digital signal processing module generates a frequency domain reference sequence according to the logic index and the sequence length; performing frequency domain resource mapping according to the frequency domain position; after the frequency domain resource is mapped, IFFT operation is carried out, and the frequency domain signal is converted into a time domain signal; determining interpolation multiples according to the carrier intervals, and performing difference filtering; and framing according to the cyclic prefix length after the signal interpolation filtering is carried out to the system sampling rate, and transmitting the framed reference sequence digital signal to the radio frequency module.
The radio frequency module converts the reference sequence digital signal into a reference sequence analog signal, and transmits the reference sequence analog signal after amplifying the reference sequence analog signal by the power amplification module.
A4, the 5G power communication terminal configured into the reference sequence receiving mode receives the reference sequence signal and calculates the signal strength of the received reference sequence signal.
Specifically, the 5G power communication terminal set to the parameter sequence transmission mode receives a reference sequence signal transmitted by the 5G power communication terminal set to the reference sequence transmission mode; and according to the transmitting configuration of the opposite terminal, carrying out signal processing such as time-frequency domain synchronization, time-frequency offset estimation, time-frequency offset correction and the like of the received reference sequence signals, and then calculating the received reference sequence signal strength.
A5, determining the communication quality of the current communication environment according to the calculated signal strength and the signal strength threshold value.
Specifically, the amplification factor of the signal is controlled according to the signal quality threshold range. When the signal strength is overlarge, the fact that the terminal transmitting power is overlarge at the current distance is indicated, and the signal amplification factor can be reduced or a conventional 5G power communication terminal can be replaced for deployment; when the signal strength is smaller, the signal communication distance of the power level is longer or the channel environment is poorer in the current environment, and the deployment position and distance can be replaced or the transmitting power of the terminal can be increased to improve the communication quality; when the signal strength is within the threshold value range, the transmitting power of the current terminal is indicated to support the information transmission with high communication quality under the current communication distance and channel environment.
It should be noted that, in the method of the embodiments of the present disclosure shown in the flowchart of the drawings or the corresponding description in the block diagrams, operations or steps corresponding to different blocks may also occur in different orders than that disclosed in the description, and sometimes no specific order exists between the different operations or steps. For example, two consecutive operations or steps may actually be performed substantially in parallel, they may sometimes be performed in reverse order, which may be dependent on the functions involved. Each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
Although the present invention has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present invention is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and it is intended that all such modifications and substitutions be within the scope of the present invention/be within the scope of the present invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The 5G power communication terminal is characterized by comprising an antenna, a main board and a carrier board; the main board is provided with a 5G communication module and a central processing unit; the carrier plate is provided with a radio frequency module and a digital signal processing module;
the 5G communication module and the radio frequency module are connected with the antenna, and downlink signals received through the antenna are sent to the 5G communication module and the radio frequency module and/or uplink signals sent by the 5G communication module and the radio frequency module are transmitted through the antenna; when receiving a downlink signal, the 5G communication module analyzes the downlink signal to generate an uplink enabling signal and a downlink enabling signal; when the radio frequency module receives a downlink signal, the downlink signal is converted into two paths of IQ digital signals;
the central processing unit is respectively connected with the 5G communication module and the digital signal processing module, and forwards the communication parameters of the 5G communication module acquired from the 5G communication module to the digital signal processing module;
the 5G communication module and the radio frequency module are both connected with the digital signal processing module, and the digital signal processing module determines the downlink time slot positions of the two paths of IQ digital signals based on the uplink enabling signals and the downlink enabling signals;
the digital signal processing module is further configured to perform signal quality measurement and calculation on the two paths of IQ digital signals according to the determined downlink time slot positions of the two paths of IQ digital signals and the acquired communication parameters of the 5G communication module, report a signal quality measurement and calculation result to the central processing unit, and determine downlink communication quality of the 5G power communication terminal according to the signal quality measurement and calculation result by the central processing unit;
the main board is also provided with a power amplifier module;
the antenna is connected with the 5G communication module and the radio frequency module through the power amplification module, and the downlink signal received by the antenna is transmitted to the 5G communication module and the radio frequency module after being subjected to power amplification, and/or the uplink signal transmitted by the 5G communication module and the radio frequency module is transmitted through the antenna after being subjected to power amplification.
2. The 5G power communication terminal of claim 1, wherein the motherboard is further provided with an alarm module; the central processing unit is connected with the alarm module, and controls the alarm to alarm when the 5G power communication terminal does not meet the power communication requirement in the current environment.
3. The 5G power communication terminal of claim 1, wherein the 5G power communication terminal further comprises a portable terminal for configuring an operation mode of the 5G power communication terminal, the operation mode including a reference sequence transmission mode and a reference sequence reception mode.
4. The 5G power communication terminal of claim 1, wherein the central processing unit is connected to the digital signal processing module via a pluggable ethernet connector.
5. The 5G power communication terminal of claim 1, wherein the power amplifier module supports 2-transmit 4-receive communication with the 5G communication module;
the power amplifier module supports 1-transmission 1-reception communication with the radio frequency module;
the working frequency band of the radio frequency module is adjustable between 300 MHz and 6000 MHz.
6. A 5G power communication method of a 5G power communication terminal according to any one of claims 1 to 5, characterized in that the method comprises the steps of:
step one, downlink signals received through an antenna are sent to a 5G communication module and a radio frequency module;
step two, the 5G communication module analyzes the received downlink signals and generates uplink enabling signals and downlink enabling signals;
step three, the radio frequency module converts the downlink signal into two paths of IQ digital signals and sends the IQ digital signals to the digital signal processing module;
step four, the central processing unit acquires the communication parameters of the 5G communication module and sends the acquired communication parameters to the digital signal processing module; the communication parameters comprise a current cell ID, a band number, a sampling frequency, a subcarrier interval and an SSB time-frequency domain position;
step five, the digital signal processing module determines the downlink time slot positions of the two paths of IQ digital signals received, calculates the signal quality of the two paths of IQ digital signals according to the determined downlink time slot positions of the two paths of IQ digital signals and the communication parameters of the received 5G communication module, and reports the signal quality calculation result to the central processing unit;
and step six, the central processing unit determines the downlink communication quality of the 5G power communication terminal according to the signal quality measuring and calculating result.
7. The 5G power communication method of claim 6, wherein step one further comprises: and the downlink signals received by the antenna are amplified in power and then sent to the 5G communication module and the radio frequency module, and/or the uplink signals sent by the 5G communication module and the radio frequency module are amplified in power and then transmitted by the antenna.
8. A 5G power communication detection method of a 5G power communication terminal according to any one of claims 1 to 5, comprising the steps of:
s1, arranging 5G power communication terminals in pairs;
s2, configuring a working mode of the 5G power communication terminal through the portable terminal, wherein the working mode comprises a reference sequence sending mode and a reference sequence receiving mode;
s3, the 5G power communication terminal configured to be in a reference sequence sending mode generates and sends a reference sequence signal;
s4, the 5G power communication terminal configured into the reference sequence receiving mode receives the reference sequence signal, calculates the signal strength of the received reference sequence signal, and determines the communication quality of the current communication environment according to the calculated signal strength and the signal strength threshold.
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