CN109600786B - Multifunctional frequency spectrum monitoring system and method based on mobile platform - Google Patents
Multifunctional frequency spectrum monitoring system and method based on mobile platform Download PDFInfo
- Publication number
- CN109600786B CN109600786B CN201811324240.1A CN201811324240A CN109600786B CN 109600786 B CN109600786 B CN 109600786B CN 201811324240 A CN201811324240 A CN 201811324240A CN 109600786 B CN109600786 B CN 109600786B
- Authority
- CN
- China
- Prior art keywords
- spectrum
- frequency spectrum
- data
- module
- frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/04—Processing captured monitoring data, e.g. for logfile generation
- H04L43/045—Processing captured monitoring data, e.g. for logfile generation for graphical visualisation of monitoring data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
-
- 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
- H04W16/14—Spectrum sharing arrangements between different networks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Mining & Analysis (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a multifunctional frequency spectrum monitoring system and a method based on a mobile platform, and the multifunctional frequency spectrum monitoring system comprises a frequency spectrum control module, a frequency spectrum service module, an abnormal frequency spectrum analysis module, a frequency spectrum graph display module and a data communication module, wherein the frequency spectrum control module, the frequency spectrum service module, the abnormal frequency spectrum analysis module, the frequency spectrum graph display module and the data communication module are all arranged on the mobile platform, and the mobile platform performs data circulation with a remote server and a hardware frequency spectrum terminal through the data communication module; the invention adopts the device of 'server + mobile platform + spectrum hardware terminal' to complete the spectrum monitoring system based on the mobile platform, thereby reducing the usage amount of hardware equipment, reducing the volume and weight of control equipment, reducing the requirements of power consumption and heat dissipation and facilitating the setting of the spectrum monitoring equipment.
Description
Technical Field
The invention relates to the technical field of spectrum monitoring, in particular to a multifunctional spectrum monitoring system and method based on a mobile platform.
Background
With the continuous development of wireless communication, the spectrum sensing technology develops and matures gradually, and the spectrum sensing technology is mainly applied to two aspects: firstly, monitoring a current signal in real time, observing the change and mutation signals of the signal, finding an abnormal signal and interfering the signal; and the other method is to analyze the spectrum occupation situation by monitoring the current spectrum environment, thereby providing important basis for the management and planning of the spectrum by related management departments.
Products derived from spectrum sensing technology are numerous, the most common of which is the traditional PC-side spectrum monitoring device, which meets two important application requirements and brings a series of problems, such as too large volume of the device, single interface, lack of beauty, high price and inconvenience for carrying.
In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.
Disclosure of Invention
In order to solve the technical defects, the technical scheme adopted by the invention is to provide a multifunctional frequency spectrum monitoring system based on a mobile platform, which comprises:
the frequency spectrum management and control module is used for sending task control parameters to the hardware frequency spectrum terminal by a user, and has the functions of setting a working mode, setting and inquiring the task control parameters and generating a frequency spectrum parameter control example;
the frequency spectrum service module is used for sending a frequency spectrum service request to a remote server by a user, and the function of the frequency spectrum service module comprises checking a historical working log, an electromagnetic situation map and a radio plan;
the abnormal frequency spectrum analysis module is used for sending control parameters of abnormal frequency point positioning to the hardware frequency spectrum terminal by a user, and the functions of the abnormal frequency spectrum analysis module comprise abnormal monitoring, abnormal positioning, abnormal interference and abnormal log recording;
the frequency spectrum graphic display module is used for visualizing frequency spectrum data graphs fed back by the hardware frequency spectrum terminal and service data fed back by the remote server;
a data communication module, configured to perform data transmission on the spectrum parameter control instance, the spectrum service request, the control parameter, and the spectrum data;
the frequency spectrum management and control module, the frequency spectrum service module, the abnormal frequency spectrum analysis module, the frequency spectrum graph display module and the data communication module are all arranged on a mobile platform, and the mobile platform performs data circulation with the remote server and the hardware frequency spectrum terminal through the data communication module.
Preferably, the spectrum management and control module is configured with a modular task scheduling policy base, and the task scheduling policy base is configured to generate a corresponding spectrum parameter control instance according to the task control parameter input by the user.
Preferably, the abnormal spectrum module sends control parameters to the spectrum hardware terminal through a first module of the data communication module, and the spectrum data fed back by the spectrum hardware terminal is fed back to the abnormal spectrum analysis module and the spectrum graphic display module through the first module, forwarded to a second module of the data communication module, and uploaded to the remote server through the second module.
Preferably, the spectrum service module is connected to the remote server through the second module, and the remote server sends a feedback result of requesting service to the spectrum service module and the spectrum graphic display module, so as to complete data reference of the user.
Preferably, the data communication module adopts an MINA framework to realize connection, the data communication module establishes two empty session instances through a session template of the MINA framework, and one session is bound with one codec factory; updating parameter information into the session instance, and correspondingly forming the spectrum hardware terminal session and the remote server session; and forming an encoder and a decoder according to the data interaction type between the mobile platform and the spectrum hardware terminal, and putting all the codecs into a codec factory corresponding to the session.
Preferably, a multifunctional spectrum monitoring method of the multifunctional spectrum monitoring system based on the mobile platform comprises the steps of;
s1, the frequency spectrum management and control module acquires task control parameters and detects the task control parameters;
s2, after the task control parameters pass the detection, generating a corresponding frequency spectrum parameter control instance according to the task control parameters and the task scheduling strategy library;
s3, the spectrum parameter control instance is sent to the spectrum hardware terminal through the data communication module, and the spectrum parameter control instance is uploaded to the remote server;
s4, the frequency spectrum hardware terminal operates according to the frequency spectrum parameter control example to obtain frequency spectrum data;
s5, after receiving the frequency spectrum data, the mobile platform uploads the frequency spectrum data to the remote server;
and S6, the frequency spectrum data triggers the frequency spectrum display module to update the data graph in real time, and the remote server processes and stores the frequency spectrum data.
Preferably, the process of detecting, by the task control logic of the spectrum management and control module, according to the task control parameter includes: checking the reasonability of each data item in the task control parameters, specifically, setting a detection range value for each data item by the frequency spectrum control module, checking whether the value of each data item is in the detection range value, and if the value of each data item is not in the corresponding detection range value, considering that the value of each data item is unreasonable, and failing to establish a task; and checking whether the working mode is consistent with the system state of the multifunctional spectrum monitoring system, wherein partial functions of some working modes can be performed only when the multifunctional spectrum monitoring system is in the corresponding system state, and if the working mode is inconsistent with the system state, a task cannot be established.
Preferably, the working mode comprises a frequency sweep working mode, a fixed frequency working mode and a suppressing working mode; the step S2 performs different operation steps according to the operation mode.
Preferably, after receiving the received data, the receiving port of the communication module triggers the buffer to store the received data, and the decoder triggers and starts decoding; selecting to cache the received data according to the type of the received data; the caching process comprises the steps of storing files locally, adding database indexes and storing the files into a frequency spectrum display module message queue; the received data includes terminal data transmitted from the spectrum hardware terminal, graphics data transmitted from the remote server.
Preferably, in the step S6, the data graph includes an abnormal frequency point table, a waterfall graph, a spectrogram, an electromagnetic situation graph, and a path graph; the frequency spectrum display module is used for displaying in a flat page mode, and different graphic display pages can be selected by a user.
Compared with the prior art, the invention has the beneficial effects that: the invention adopts a device of 'server + mobile platform + spectrum hardware terminal' to complete a spectrum monitoring system based on the mobile platform, thereby reducing the usage amount of hardware equipment, reducing the volume and weight of control equipment, reducing the requirements of power consumption and heat dissipation and facilitating the setting of the spectrum monitoring equipment; 2, the mobile platform is combined with a frequency spectrum hardware terminal, so that the frequency spectrum monitoring and control are convenient and the functions are rich; the frequency spectrum hardware terminal is connected with the mobile platform and indirectly connected with the remote server, so that the internet and frequency spectrum monitoring are realized, and the remote server remotely controls the hardware terminal through commands to realize unattended operation; 3, the working information of each frequency spectrum hardware terminal is uploaded to a remote server through the mobile platform, complex computation is placed on the remote server, cloud computation is achieved, and abundant data resources lay a foundation for the development of subsequent big data work; 4, adopting a modularized task scheduling strategy library to establish a task parameter template for the setting of each item parameter; the modularized task scheduling strategy library eliminates the coupling relation among multiple tasks, can adapt to the diversity of task modes, and has strong upgrading capability and expansion capability.
Drawings
Fig. 1 is a functional view of a mobile platform-based multifunctional spectrum monitoring system according to the present invention;
FIG. 2 is a flow chart of data transmission of a mobile platform according to the multifunctional spectrum monitoring method of the present invention;
FIG. 3 is a flow chart of data receiving of a mobile platform according to the multifunctional spectrum monitoring method of the present invention;
fig. 4 is a flow chart of the waterfall plot process of the present invention.
Detailed Description
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1, fig. 1 is a functional view of a mobile platform-based multifunctional spectrum monitoring system according to the present invention, which includes a spectrum management and control module, a spectrum service module, an abnormal spectrum analysis module, a spectrum graph display module, and a data communication module; the frequency spectrum management and control module, the frequency spectrum service module, the abnormal frequency spectrum analysis module, the frequency spectrum graph display module and the data communication module can be arranged on a mobile platform, and the mobile platform is communicated with a remote server and a hardware frequency spectrum terminal through the data communication module. The mobile platform can be used for controlling by an operator through setting the form of the app.
The frequency spectrum control module is used for sending task control parameters to the hardware frequency spectrum terminal by a user, and the functions of the frequency spectrum control module mainly comprise setting a working mode, setting and inquiring the task control parameters and generating a frequency spectrum parameter control example; the frequency spectrum control module is constructed with a modularized task scheduling strategy library, and the task scheduling strategy library is used for generating a corresponding frequency spectrum parameter control instance according to the task control parameters input by the user.
The frequency spectrum service module is used for sending a frequency spectrum service request to the remote server by a user, and the functions of the frequency spectrum service module mainly comprise functions of viewing historical working logs, electromagnetic situation maps, radio planning and the like;
the abnormal frequency spectrum analysis module is used for sending control parameters of abnormal frequency point positioning to the hardware frequency spectrum terminal by a user, and mainly has the functions of abnormal monitoring, abnormal positioning, abnormal interference and abnormal log recording;
the frequency spectrum graph display module is used for visualizing frequency spectrum data graphs fed back by the hardware frequency spectrum terminal and service data fed back by the remote server and mainly comprises a frequency spectrum graph, a waterfall graph, a recording list and a situation graph;
the data communication module is mainly used as a communication module between the mobile platform and the spectrum hardware terminal and between the mobile platform and the remote server.
The frequency spectrum control module is similar to the abnormal frequency spectrum analysis module in work flow. The abnormal frequency spectrum module sends control parameters to the frequency spectrum hardware terminal through a first module of the data communication module, the frequency spectrum data fed back by the frequency spectrum hardware terminal is fed back to the abnormal frequency spectrum analysis module and the frequency spectrum graphic display module through the first module, and the frequency spectrum data is forwarded to a second module of the data communication module and uploaded to the remote server through the second module.
The frequency spectrum service module is connected with the remote server through the second module, and the remote server sends a feedback result of requesting service to the frequency spectrum service module and the frequency spectrum graphic display module so as to complete data reference of a user. The communication link between the mobile platform and the remote server is a long connection, so that the mobile platform can actively send a service request to the remote server, and the remote server can also send personalized services to the mobile platform in a message pushing mode.
The remote server forms a regional electromagnetic situation map according to the information uploaded by the mobile platform, wherein the uploaded information comprises the working duration, the frequency spectrum working parameters, the frequency spectrum data and the like of the geographic region, and the regional electromagnetic situation map is pushed to the mobile platform of the region to which the regional electromagnetic situation map belongs at regular time; meanwhile, the remote server can also realize the remote control of the frequency spectrum hardware terminal through the mobile platform, so that the purpose of collecting useful frequency spectrum information is achieved.
The user can send inquiry service information including historical working records, historical frequency spectrum data, electromagnetic situation graphs, path graphs and the like to the remote server through the frequency spectrum service module, and inquiry results are displayed in the form of graphs and tables through the frequency spectrum graph display module.
The invention adopts a communication framework based on MINA to realize long connection of a communication system, so that the communication between the mobile platform and the remote server, and between the mobile platform and the frequency spectrum hardware terminal can be controlled cooperatively and independently; the task scheduling strategy library constructed by the spectrum management and control module creates a task scheduling template aiming at each working mode, eliminates the coupling relation between an operator and the working mode, and enables the multifunctional spectrum monitoring system to intelligently create a task parameter control instance according to task control parameters by adopting the corresponding task scheduling template; the spectrum graph display module modularizes the graph library to form graphs such as a spectrum graph, a waterfall graph, an electromagnetic situation graph and the like, so that differentiation among data is eliminated, and code redundancy is reduced.
Example two
For the data communication module, the mobile platform is connected with the frequency spectrum hardware terminal through a mobile phone hotspot, the data communication module is realized based on an MINA framework, and the adopted mode is long connection; the mobile platform accesses the remote server through a mobile phone 3G/4G network and WIFI, the data communication module is also realized based on an MINA framework, and the adopted mode is long connection.
The data communication module adopts an MINA frame to realize connection, and specifically comprises: the data communication module establishes two empty session instances through a session template of an MINA framework, and one session is bound with one codec factory; updating important parameter information such as IP addresses, ports and the like into a session instance, and correspondingly forming the spectrum hardware terminal session and the remote server session; and forming an encoder and a decoder according to the data interaction type between the mobile platform and the spectrum hardware terminal, putting all the codecs into a codec factory corresponding to a session, and similarly, operating a communication module with a remote server.
The communication mode of the data communication module adopts long connection, and the connection between the mobile platform and the remote server is mainly realized through heartbeat packets and automatic disconnection reconnection. The specific steps of maintaining long connection between the mobile platform and the remote server are as follows: the mobile platform sends a heartbeat packet to the remote server and starts timing; if the mobile platform receives a response packet fed back by the remote server within a specified time range, sending a heartbeat packet to the remote server again after receiving the response packet; if the mobile platform does not receive the response packet within the specified time range, setting the channel to be in a closed state; when a connection channel between the mobile platform and the remote server needs to be used, judging the channel state, if the channel is in a closed state, reestablishing link connection, and sending a heartbeat packet to continuously judge the connection state of the channel.
Further, according to the state service of the heartbeat packet between the mobile platform and the remote server, defining a channel between the mobile platform and the remote server as the following state:
the channel is normal: and after sending the heartbeat packet, the mobile platform can receive a response packet fed back by the remote server.
The channel is idle: the channel is temporarily devoid of any data messages. And after the heartbeat packet is sent from the mobile platform, the channel is considered to be in an idle state before the response packet is not received.
Closing the channel: and the mobile platform can regard the remote server as a disconnection state if not receiving the response packet for a long time, and then actively kick out the channel, and the channel is in a closed state at the moment.
After receiving the spectrum data fed back by the hardware spectrum terminal, the mobile platform uploads the spectrum data to the remote server, and meanwhile, the mobile platform is processed by the spectrum display module to trigger the real-time update of the spectrogram and the waterfall chart of the spectrum display module, and the method specifically comprises the following steps:
checking parameters according to a spectrogram, processing received frequency spectrum data through the frequency spectrum display module to form a graph database, and generating a spectrogram example in the frequency spectrum display module;
and checking parameters according to the waterfall graph, forming a graph database after the received frequency spectrum data is processed by the frequency spectrum display module, and generating an example of the waterfall graph in the frequency spectrum display module.
Preferably, the mobile platform may query service class information through the remote server, where the service class information includes the historical work records, the historical spectrum data, the electromagnetic situation map, the path map, and the like, and the query result is displayed in the form of a graph and a table, and specifically includes: a user sets a historical working record parameter to be checked, and forms a checking historical working record example according to the query parameter and the task scheduling strategy library after the task parameter is checked; after receiving the appointed historical working record, the mobile platform displays back in a form of a table in a historical recording module; a user sets a historical spectrum data parameter to be checked, and after the task parameter is checked, a checking historical spectrum data example is formed according to the query parameter and the task scheduling strategy library; after receiving the historical spectrum data, the mobile platform triggers the spectrogram of the spectrum display module unit, and the waterfall graph is dynamically played back; a user checks the parameters of the electromagnetic situation map by setting, and after the task parameters are checked, an electromagnetic situation map checking example is formed according to the query parameters and the task scheduling strategy library; after receiving the electromagnetic situation map, the mobile platform triggers a frequency spectrum display module unit to display the electromagnetic situation map with a map superposition effect; a user sets a checking path diagram parameter, and after the task parameter is checked, a checking path diagram example is formed according to the query parameter and the task scheduling policy library; and after receiving the path map, the mobile platform triggers the frequency spectrum display module unit to display all the working geographic areas of the mobile platform on the map.
The invention adopts the device of 'server + mobile platform + spectrum hardware terminal' to complete the spectrum monitoring system based on the mobile platform, thereby reducing the usage amount of hardware equipment, reducing the volume and weight of control equipment, reducing the requirements of power consumption and heat dissipation and facilitating the setting of the spectrum monitoring equipment. The mobile platform is combined with the frequency spectrum hardware terminal, so that the frequency spectrum monitoring and control are convenient and the functions are rich; the frequency spectrum hardware terminal is connected with the mobile platform and indirectly connected with the remote server, so that the internet and frequency spectrum monitoring is realized, and the remote server remotely controls the hardware terminal through commands to realize unattended operation. The working information of each frequency spectrum hardware terminal is uploaded to a remote server through the mobile platform, complex computation is placed on the remote server, cloud computation is achieved, and abundant data resources lay a foundation for development of follow-up big data work.
Meanwhile, the communication between the mobile platform and the frequency spectrum hardware terminal and between the mobile platform and the remote server is realized by adopting an MINA framework; MINA has a unique codec factory, so that the system function has strong expandability; the high concurrency of the MINA framework enables one mobile platform to be connected with a plurality of terminals and not to interfere with each other, so that the mobile platform can control a frequency spectrum hardware terminal and a remote server simultaneously; the communication between the mobile platform and the remote server, the communication between the mobile platform and the hardware terminal can be controlled cooperatively and independently.
And establishing a task parameter template for the setting of each item parameter by adopting a modularized task scheduling strategy library. After a user sets task parameters through a server or a mobile platform each time, a corresponding task parameter control template is called, a task control instance under the task is created, corresponding parameters are calculated by adopting a task parameter calculation method provided in the template, and a task queue is arranged. When a plurality of tasks are simultaneously controlled and executed, a task priority selection method provided by a template is used for selecting a task parameter instance with the highest priority to control the hardware terminal. The modularized task scheduling strategy library eliminates the coupling relation among multiple tasks, can adapt to the diversity of task modes, and has strong upgrading capability and expansion capability.
The invention contains rich graphical display, the graphical visualization can bring the clearest and most direct experience to people, and the frequency spectrum monitoring result is more intuitively known. For the frequency spectrum data, the frequency spectrum display module unit provides a power spectrogram and a waterfall graph, and the display page correspondingly changes according to different viewing parameters; for the electromagnetic situation map and the path map, the frequency spectrum display module unit is displayed in a map superposition effect, so that the position change conditions of the surrounding electromagnetic environment and the frequency spectrum hardware terminal can be more intuitively known.
EXAMPLE III
The multifunctional frequency spectrum monitoring method comprises the following steps:
s1, the frequency spectrum management and control module acquires task control parameters and detects the task control parameters;
s2, after the task control parameters pass the detection, generating a corresponding frequency spectrum parameter control instance according to the task control parameters and the task scheduling strategy library;
s3, the spectrum parameter control instance is sent to the spectrum hardware terminal through the data communication module, and the spectrum parameter control instance is uploaded to the remote server;
s4, the frequency spectrum hardware terminal operates according to the frequency spectrum parameter control example to obtain frequency spectrum data;
s5, after receiving the frequency spectrum data, the mobile platform uploads the frequency spectrum data to the remote server;
and S6, the frequency spectrum data triggers the frequency spectrum display module to update the data graph in real time, and the remote server processes and stores the frequency spectrum data.
The task control parameters comprise a working mode, a frequency band total number, an initial frequency, a termination frequency, a frequency sweep step, a data change judgment threshold, a file uploading receiving rate, an IQ bandwidth, an IQ data rate, an IQ data block, a fixed frequency initial time, a frequency point number, a frequency point value, a suppression mode, a signal type, a signal bandwidth and a suppression duration.
The process that the task control logic of the frequency spectrum control module detects according to the task control parameters comprises the following steps: checking the reasonability of each data item in the task control parameters, specifically, setting a detection range value for each data item by the frequency spectrum control module, checking whether the value of each data item is in the detection range value, and if the value of each data item is not in the corresponding detection range value, considering that the value of each data item is unreasonable, and failing to establish a task; and checking whether the working mode is consistent with the system state of the multifunctional spectrum monitoring system, wherein partial functions of some working modes can be performed only when the multifunctional spectrum monitoring system is in the corresponding system state, and if the working mode is inconsistent with the system state, a task cannot be established. The working modes generally comprise a frequency sweep working mode, a fixed frequency working mode and a suppressing working mode.
Example four
As shown in fig. 2, fig. 2 is a flow chart of data transmission of a mobile platform according to the multifunctional spectrum monitoring method of the present invention; the specific step S2 performs different operation steps according to the operation mode.
The frequency sweeping working mode is used for observing the frequency characteristic of a certain frequency band, and has the characteristics of wide reconnaissance range, capability of quickly capturing abnormal conditions and realization of coarse reconnaissance effect. In the frequency sweep operating mode, the step S2 specifically includes:
s21a, under the sweep frequency working mode, using a sweep frequency working mode task scheduling template in the task scheduling strategy library to create an empty sweep frequency working mode task parameter example;
s22a, updating the working mode, the frequency band control parameter, the data change judgment threshold and the file uploading receiving multiplying power in the task control parameter into the example of the task parameter of the sweep frequency working mode;
s23a, calculating a frequency sweep sequence of the frequency sweep working mode in the frequency sweep working mode task parameter example according to the frequency band control parameter.
Step S23a specifically includes: the frequency band control parameters comprise frequency band total number, starting frequency, ending frequency and frequency sweep stepping; the starting frequency is the starting point of the first frequency sweep, and the starting angle + Nx frequency sweep stepping is used as the starting point of the (N + 1) th frequency sweep until the final frequency is reached; the recording parameters of each frequency sweep comprise an initial frequency band, a termination frequency band and an offset, and the beams are arranged in a mode of increasing the frequency sweep initial frequency point to form a frequency sweep sequence.
The fixed-frequency working mode is a further deepening of the frequency sweeping mode, the function of the fixed-frequency working mode is used for observing the frequency characteristic of a certain frequency point, the characteristic is that the reconnaissance range is narrow, pertinence is achieved, and the characteristic of the frequency point can be carefully obtained, so that whether the frequency point is an abnormal frequency point or not is further judged, and the fine reconnaissance effect is achieved. In the fixed frequency operating mode, the step S2 specifically includes:
s21b, under the fixed frequency working mode, the fixed frequency working mode task scheduling template in the task scheduling strategy library is used to create an empty fixed frequency working mode task parameter example;
s22b, updating the working mode, the IQ bandwidth, the IQ data rate, the IQ data block, the fixed frequency starting time and the frequency point control parameter in the task control parameter to the fixed frequency working mode task parameter instance;
s23b, calculating the fixed frequency sequence of the fixed frequency working mode in the fixed frequency working mode task parameter instance according to the IQ data block, the fixed frequency starting time and the frequency point control parameter.
Step S23b specifically includes: acquiring the number of frequency points and the frequency point value group in the frequency point control parameters; the first value of the frequency point value array is a frequency point with a first fixed frequency, and the working time of the fixed frequency is the set fixed frequency starting time; and after the set number of the data blocks is generated, sequentially entering the next value of the frequency point value array, and starting the next round of fixed frequency operation, thereby forming the fixed frequency sequence.
The suppression working mode is used for interfering one or more frequency points (generally abnormal frequency points) under the condition that the frequency points are detected exactly, specifically, the interference switching among a plurality of targets can be realized simultaneously, adjacent frequency points can be interfered when one frequency point is interfered, and the effect of suppressing the interference is better realized. In the pressing operation mode, the step S2 specifically includes:
s21c, under the pressing work mode, calling the pressing work mode task scheduling template in the task scheduling strategy library to create an empty pressing work mode task parameter instance;
s22c, updating the working mode, the suppressing mode, the signal type, the signal bandwidth, the suppressing duration parameter and the frequency point control parameter in the task control parameter into a suppressing working mode task parameter instance;
s23c, calculating the pressing sequence of the pressing work mode in the pressing work mode task parameter instance according to the pressing duration parameter and the frequency point control parameter.
Step S23c specifically includes: acquiring the pressing working duration and the frequency sweeping working duration of the pressing duration parameter, and the number and the frequency point value array of the frequency point control parameter; putting the frequency point value array and the pressing working duration into a pressing working sequence, and putting the frequency point value array and the frequency sweeping working duration into a frequency sweeping working sequence; the pressing time of each frequency point can be obtained according to the frequency point value array and the pressing working duration, each frequency point in the pressing working sequence sequentially enters the working according to the set pressing time, and the frequency sweeping working sequence finishes the frequency sweeping working of the whole sequence in the same mode after the pressing working sequence is finished; and the pressing working sequence and the frequency sweeping working sequence alternately and circularly work.
EXAMPLE five
In step S3, when the data communication module performs data transmission, the spectrum parameter control instance is encapsulated by a corresponding encoder according to a custom communication protocol; and writing the packaged data into a sending port of the data communication module, and sending the packaged data to the frequency spectrum hardware terminal.
Specifically, if the current work sequence is not completely sent, obtaining the parameters of the next work sequence from the task queue, and updating the spectrum parameter control example; if the current work sequence is sent completely, acquiring the next frequency spectrum parameter control example from a task queue according to the time sequence; calculating the frequency band number and the offset of the working sequence frequency value; producing corresponding encoder and decoder according to the communication protocol corresponding to the working mode; adding the encoder and the decoder to codec factories of the mobile platform and the spectrum hardware terminal, respectively; and encapsulating the spectrum parameter control example by the encoder to generate a binary stream for transmission. The frequency spectrum parameter control example is processed to generate a binary stream, and the frequency spectrum parameter control example can be sent to the frequency spectrum hardware terminal only by calling a corresponding read-write port function. And the frequency spectrum hardware terminal selects the corresponding decoder according to a user-defined communication protocol, and converts the encapsulated data into the frequency spectrum parameter control example.
As shown in fig. 3, fig. 3 is a flow chart of receiving data by a mobile platform according to the multifunctional spectrum monitoring method of the present invention; after receiving the received data, the receiving port of the communication module triggers the buffer area to store the received data, and the decoder triggers and starts decoding rapidly.
The received data includes terminal data transmitted from the spectrum hardware terminal, graphics data transmitted from the remote server, and the like.
When the received data is the terminal data, the codec factory takes out a packet of the terminal data from the buffer area, finds out a data packet header of the terminal data to be sent in the buffer area, and takes out all data of the terminal data to be sent according to the data packet header, the packet tail and the data length; according to the data type of the terminal data to be sent, if the terminal data to be sent is frequency spectrum data, the terminal data to be sent is forwarded to the remote server, otherwise, the terminal data to be sent is sent to a specified decoder for decoding; and if the terminal data to be sent is data to be forwarded, the terminal data to be sent is unpacked and packaged again according to a protocol between the mobile platform and the remote server, and then the terminal data to be sent is written into a sending port of the second module.
Selecting to cache the received data according to the type of the received data; the caching process comprises the steps of storing files locally, adding database indexes and storing the files into a frequency spectrum display module message queue. Specifically, if the received data is spectrum data, local storage is required, and the received data after local storage processing is inserted into a spectrum display module message queue; storing the spectrum data in a specified storage format (including a stored content format, a file name and a file storage position), and simultaneously inserting the storage information into a local database; if the received data is other information data, directly inserting the received data into a frequency spectrum display module display queue; and extracting a spectrum data packet to obtain a spectrum data block, splicing the spectrum data blocks according to the total number of the spectrum data packet and the packet sequence number to obtain a frame data segment, and storing the data segment into a spectrum display module message queue.
EXAMPLE six
As shown in fig. 4, fig. 4 is a flow chart of a waterfall graph according to the present invention; in the step S6, the data graph includes an abnormal frequency point table, a waterfall graph, a frequency spectrum graph, an electromagnetic situation graph, and a path graph. The frequency spectrum display module is used for displaying in a flat page mode, and different graphic display pages can be selected by a user.
The processing flow of the spectrum display module for the waterfall plot is specifically that,
s61, taking out a frame data segment from the spectrum display module message queue;
s62, performing snapshot on the data segment according to a mode set by a user, for example, picking out a point with the largest amplitude value from 10 adjacent frequency points as a display point;
s63, mapping the two-dimensional coordinate (frequency value, amplitude value) points into corresponding color RGB values according to the pre-stored color bars, and then changing the coordinate points into (frequency value, frame number, RGB value);
s64, after a frame data segment is processed, adding a new data segment to the drawing coordinate value;
s65, drawing a bar graph by taking the frequency value of the X-axis coordinate as the center, the width of 1 pixel and the height of 2 pixels of each coordinate data on the canvas, and drawing a frame data segment in sequence by taking the color of the bar graph as the RGB value of the data coordinate to form a data stripe;
s66, when the next frame data section comes, moving the whole stripe band by 2 pixels along the Y axis, and then drawing according to the step S65;
and S67, with the continuous inflow of the data, the graph shows the bottom-up waterfall-like flow, and different colors represent different amplitude values.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. A multifunctional spectrum monitoring system based on a mobile platform is characterized by comprising:
the frequency spectrum management and control module is used for sending task control parameters to the hardware frequency spectrum terminal by a user, and has the functions of setting a working mode, setting and inquiring the task control parameters and generating a frequency spectrum parameter control example;
the frequency spectrum service module is used for sending a frequency spectrum service request to a remote server by a user, and the function of the frequency spectrum service module comprises checking a historical working log, an electromagnetic situation map and a radio plan;
the abnormal frequency spectrum analysis module is used for sending control parameters of abnormal frequency point positioning to the hardware frequency spectrum terminal by a user, and the functions of the abnormal frequency spectrum analysis module comprise abnormal monitoring, abnormal positioning, abnormal interference and abnormal log recording;
the frequency spectrum graphic display module is used for visualizing frequency spectrum data graphs fed back by the hardware frequency spectrum terminal and service data fed back by the remote server;
a data communication module, configured to perform data transmission on the spectrum parameter control instance, the spectrum service request, the control parameter, and the spectrum data;
the frequency spectrum management and control module, the frequency spectrum service module, the abnormal frequency spectrum analysis module, the frequency spectrum graph display module and the data communication module are all arranged on a mobile platform, and the mobile platform performs data circulation with the remote server and the hardware frequency spectrum terminal through the data communication module;
the frequency spectrum control module is constructed with a modularized task scheduling strategy library, and the task scheduling strategy library is used for generating a corresponding frequency spectrum parameter control instance according to the task control parameters input by the user.
2. The multifunctional spectrum monitoring system based on mobile platform of claim 1, wherein the abnormal spectrum module sends control parameters to the spectrum hardware terminal through a first module of the data communication module, the spectrum data fed back by the spectrum hardware terminal is fed back to the abnormal spectrum analysis module and the spectrum graphic display module through the first module, and the spectrum data is forwarded to a second module of the data communication module and uploaded to the remote server through the second module.
3. The multifunctional mobile platform-based spectrum monitoring system of claim 2, wherein said spectrum service module is connected to said remote server through said second module, and said remote server sends a feedback result of requesting service to said spectrum service module and said spectrum graphic display module, thereby completing user data reference.
4. The multifunctional spectrum monitoring system based on mobile platform of claim 1, wherein said data communication module is connected by using an MINA framework, said data communication module establishes two empty session instances through a session template of the MINA framework, one session binding to one codec factory; updating parameter information into the session instance, and correspondingly forming the spectrum hardware terminal session and the remote server session; and forming an encoder and a decoder according to the data interaction type between the mobile platform and the spectrum hardware terminal, and putting all the codecs into a codec factory corresponding to the session.
5. A multifunctional spectrum monitoring method of a mobile platform based multifunctional spectrum monitoring system according to any one of claims 1-4, comprising the steps of;
s1, the frequency spectrum management and control module acquires task control parameters and detects the task control parameters;
s2, after the task control parameters pass the detection, generating a corresponding frequency spectrum parameter control instance according to the task control parameters and the task scheduling strategy library;
s3, the spectrum parameter control instance is sent to the spectrum hardware terminal through the data communication module, and the spectrum parameter control instance is uploaded to the remote server;
s4, the frequency spectrum hardware terminal operates according to the frequency spectrum parameter control example to obtain frequency spectrum data;
s5, after receiving the frequency spectrum data, the mobile platform uploads the frequency spectrum data to the remote server;
and S6, the frequency spectrum data triggers the frequency spectrum display module to update the data graph in real time, and the remote server processes and stores the frequency spectrum data.
6. The multifunctional spectrum monitoring method according to claim 5, wherein the process of the task control logic of the spectrum management and control module detecting according to the task control parameter comprises: checking the reasonability of each data item in the task control parameters, specifically, setting a detection range value for each data item by the frequency spectrum control module, checking whether the value of each data item is in the detection range value, and if the value of each data item is not in the corresponding detection range value, considering that the value of each data item is unreasonable, and failing to establish a task; and checking whether the working mode is consistent with the system state of the multifunctional spectrum monitoring system, wherein partial functions of some working modes can be performed only when the multifunctional spectrum monitoring system is in the corresponding system state, and if the working mode is inconsistent with the system state, a task cannot be established.
7. The multifunctional spectrum monitoring method of claim 5, wherein said modes of operation comprise a swept frequency mode of operation, a fixed frequency mode of operation, and a throttled mode of operation; the step S2 performs different operation steps according to the operation mode.
8. The multifunctional spectrum monitoring method according to claim 5, wherein after receiving the received data, the receiving port of said communication module triggers the buffer to store the received data, and the decoder triggers and starts decoding; selecting to cache the received data according to the type of the received data; the caching process comprises the steps of storing files locally, adding database indexes and storing the files into a frequency spectrum display module message queue; the received data includes terminal data transmitted from the spectrum hardware terminal, graphics data transmitted from the remote server.
9. The multifunctional spectrum monitoring method according to claim 5, wherein in said step S6, said data graph comprises an abnormal frequency point table, a waterfall graph, a spectrogram, an electromagnetic situation graph and a path graph; the frequency spectrum display module is used for displaying in a flat page mode, and different graphic display pages can be selected by a user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324240.1A CN109600786B (en) | 2018-11-07 | 2018-11-07 | Multifunctional frequency spectrum monitoring system and method based on mobile platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324240.1A CN109600786B (en) | 2018-11-07 | 2018-11-07 | Multifunctional frequency spectrum monitoring system and method based on mobile platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109600786A CN109600786A (en) | 2019-04-09 |
| CN109600786B true CN109600786B (en) | 2022-04-22 |
Family
ID=65958611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811324240.1A Active CN109600786B (en) | 2018-11-07 | 2018-11-07 | Multifunctional frequency spectrum monitoring system and method based on mobile platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109600786B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018553A (en) * | 2012-11-12 | 2013-04-03 | 中国电子科技集团公司第五十四研究所 | Wireless sensor network frequency spectrum monitoring and displaying method based on browser/server software architecture |
| CN103141142A (en) * | 2010-09-30 | 2013-06-05 | 频谱桥公司 | System and method for collaborative spectrum analysis |
| CN106992825A (en) * | 2017-04-01 | 2017-07-28 | 南京邮电大学 | A kind of frequency spectrum service condition on-line checking platform based on frequency spectrum perception |
| CN107015057A (en) * | 2017-04-07 | 2017-08-04 | 南京邮电大学 | 2.4GHz frequency spectrum monitoring systems based on PC serial communication |
-
2018
- 2018-11-07 CN CN201811324240.1A patent/CN109600786B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103141142A (en) * | 2010-09-30 | 2013-06-05 | 频谱桥公司 | System and method for collaborative spectrum analysis |
| CN103018553A (en) * | 2012-11-12 | 2013-04-03 | 中国电子科技集团公司第五十四研究所 | Wireless sensor network frequency spectrum monitoring and displaying method based on browser/server software architecture |
| CN106992825A (en) * | 2017-04-01 | 2017-07-28 | 南京邮电大学 | A kind of frequency spectrum service condition on-line checking platform based on frequency spectrum perception |
| CN107015057A (en) * | 2017-04-07 | 2017-08-04 | 南京邮电大学 | 2.4GHz frequency spectrum monitoring systems based on PC serial communication |
Non-Patent Citations (1)
| Title |
|---|
| 基于大数据分析的频谱资源管控系统设计;兰图;《电子科技》;20180315;正文第1节 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109600786A (en) | 2019-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103607571B (en) | Android phone is used to realize remote video monitoring and cloud platform control method | |
| CN105450654B (en) | Smart home development platform and its business development method based on middleware Technology | |
| CN105871671A (en) | Method and device for controlling and obtaining intelligent-home-device uploading data | |
| WO2017215614A1 (en) | Method, device and system for realising heart beat keepalive | |
| CN109474528A (en) | Communication connecting method, device, terminal device and computer-readable storage medium | |
| CN106487895A (en) | Time control method and device | |
| CN106953900A (en) | A kind of industrial environment outdoor scene enhanced interactive terminal and system | |
| CN113572669B (en) | Scene processing method and device, intelligent gateway and processor | |
| CN104852953A (en) | Reality augmenting method of wireless router having storage and recognition functions | |
| CN110933170A (en) | Multi-device linkage control method and device of ZigBee gateway and storage medium | |
| CN108039173A (en) | Voice messaging input method, mobile terminal, system and readable storage medium storing program for executing | |
| CN110601891B (en) | Alarm processing method and related device | |
| CN106161284A (en) | A kind of resource regulating method and system | |
| CN105786693A (en) | Self-testing execution system and method as well as mobile terminal | |
| CN107004003A (en) | model parameter fusion method and device | |
| CN109600786B (en) | Multifunctional frequency spectrum monitoring system and method based on mobile platform | |
| CN111262909A (en) | Large-screen information display method, device, equipment and storage medium | |
| CN108616643A (en) | The method, apparatus and system of mobile phone are controlled by computing device | |
| CN110169134A (en) | The detection method and device of wireless quality support video tastes | |
| CN102984681B (en) | A kind of user data tracking and system | |
| CN112163708A (en) | Monitoring management system and method based on intelligent display terminal | |
| CN106055297B (en) | The control system and method for mobile device and LED screen multimedia interaction | |
| CN107659856A (en) | The acquisition method of mobile video business experience qualitative data collection based on user feedback | |
| CN104483880B (en) | A kind of collecting method and data acquisition server | |
| CN103002595B (en) | Integrated communication control system based on telecommunications network and internet, device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |