CN110868457A - Communication node and multi-band multi-protocol group monitoring network system - Google Patents
Communication node and multi-band multi-protocol group monitoring network system Download PDFInfo
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- 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
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- 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
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The invention provides a communication node and a multi-band multi-protocol group monitoring network system, wherein the group monitoring network system comprises a group and a monitoring center, and a self-organizing network is formed between the communication node in the group and a group gateway; a processor of the communication node receives monitoring data and voice data respectively transmitted by the sensor and the call terminal, and transmits the data to the group gateway through the self-organizing network; the group gateway transmits the instruction of the monitoring center to an appointed communication node through a self-organizing network; the monitoring center stores and displays data transmitted by the group gateway, receives an input control instruction, and communicates with a designated communication node according to the control instruction. The invention realizes the call and the acquisition of monitoring data simultaneously through the processor of the communication node, and utilizes the communication node and the group gateway to select different frequency bands through software radio to form a self-organizing network, thereby prolonging the communication distance of the communication node and improving the communication effect of the communication node in a complex operation environment.
Description
Technical Field
The invention relates to the field of network communication, in particular to a communication node and a multi-band multi-protocol group monitoring network system.
Background
The existing monitoring network schemes include a trunking communication network, a wireless MESH network, a mobile network and the like, which mainly pay attention to that a call command is based on a fixed frequency band and is difficult to receive signals of different frequency bands, so that acquisition of monitoring data and communication with other devices cannot be realized during the call command.
Moreover, a sink node (i.e., a gateway) serving as a transmission medium in the existing monitoring network is often directly connected with a communication node, the communication structure is difficult to adapt to an environment with many nodes and a fast network topology structure change, and the communication structure has short communication distance and poor communication effect in a complex operation environment.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a communication node and a multi-band multi-protocol group monitoring network system, multiple communication protocols are operated through a processor of the communication node, call and monitoring data acquisition are realized simultaneously, a self-organization network is formed by utilizing the communication node and a group gateway, each communication node is used as a router and a host in the network, multi-band communication is realized by using software radio, and the processor realizes multi-protocol functions of a wireless sensor network, wireless Bluetooth, a self-organization network, satellite positioning and the like, so that the system can adapt to the environment with multiple nodes and fast change of a network topology structure, the robustness and the survivability of the system are enhanced, the communication distance of the communication node is prolonged, and the communication effect of the system in a complex operation environment is improved.
In order to solve the above problems, the present invention adopts a technical solution as follows: a multi-band multi-protocol group monitoring network system comprises a group and a monitoring center, wherein the group comprises at least two communication nodes and a group gateway, a self-organization network is formed between the communication nodes and the group gateway, and the communication nodes are connected with the monitoring center through the group gateway; the communication node comprises a processor and an antenna, wherein the processor is connected with a sensor and a call terminal through the antenna, the processor receives monitoring data and voice data which are respectively transmitted by the sensor and the call terminal, and transmits the monitoring data and the voice data to a group gateway through the self-organizing network so as to transmit the monitoring data and the voice data to a monitoring center, wherein the processor uses software radio to realize multi-band communication, and multi-thread runs communication protocols corresponding to communication frequency bands of the sensor, the call terminal and the group gateway so as to simultaneously communicate with the sensor, the call terminal and the group gateway through the antenna; the group gateway receives an instruction of the monitoring center, and transmits data to a designated communication node through the self-organizing network according to the instruction so as to realize communication between the communication node and the monitoring center; the monitoring center stores and displays monitoring data and voice data transmitted by the group gateway, receives an input control instruction, and sends an instruction to the group gateway according to the control instruction so as to communicate with a specified communication node.
Further, the communication node transmits the voice data transmitted by the call terminal to other communication nodes in the group through the ad hoc network to realize the call between the communication nodes.
Furthermore, the communication node comprises a network interface management module, a clock module, a sensor acquisition module and a storage module, wherein the storage module is used for storing the data of the communication node, the communication node manages the network interface of the communication node through the network interface management module, and respectively acquires time information and monitoring data through the clock module and the sensor acquisition module.
Furthermore, the communication node also comprises a power supply and an FPGA, wherein the power supply is used for supplying power to the communication node; the processor is respectively connected with the network interface management module, the clock module, the sensor acquisition module, the storage module and the FPGA, and is used for receiving and sending data through the FPGA so as to realize communication with the monitoring center and selecting different communication frequency bands according to the distance between the communication nodes.
Furthermore, the antennas include a first antenna and a second antenna, the first antenna and the second antenna are respectively connected with the FPGA, and the FPGA transmits and receives data through the first antenna and the second antenna to realize communication connection with other communication nodes and a group gateway in the group.
Based on the same inventive concept, the application also provides a communication node, at least two communication nodes and the group gateway form a group, a self-organizing network is formed between the communication nodes and the group gateway, and the communication nodes and the group gateway are connected with the monitoring center through the group gateway; the communication node comprises a processor and an antenna, the processor is connected with a sensor and a call terminal through the antenna, the processor receives monitoring data and voice data transmitted by the sensor and the call terminal respectively, and transmits the monitoring data and the voice data to a group gateway through the self-organizing network so as to transmit the monitoring data and the voice data to a monitoring center, wherein the processor operates communication protocols corresponding to communication frequency bands of the sensor, the call terminal and the group gateway in a multi-thread mode so as to simultaneously communicate with the sensor, the call terminal and the group gateway through the antenna; the group gateway receives an instruction of the monitoring center, and transmits data to a designated communication node through the self-organizing network according to the instruction so as to realize communication between the communication node and the monitoring center; the monitoring center stores and displays monitoring data and voice data transmitted by the group gateway, receives an input control instruction, and sends an instruction to the group gateway according to the control instruction so as to communicate with a specified communication node.
Further, the communication node transmits the voice data transmitted by the call terminal to other communication nodes of the ad hoc network through the ad hoc network to realize the call between the communication nodes.
Furthermore, the communication node comprises a network interface management module, a clock module, a sensor acquisition module and a storage module, wherein the storage module is used for storing the data of the communication node, the communication node manages the network interface of the communication node through the network interface management module, and respectively acquires time information and monitoring data through the clock module and the sensor acquisition module.
Furthermore, the communication node also comprises a power supply and an FPGA, wherein the power supply is used for supplying power to the communication node;
the processor is respectively connected with the network interface management module, the clock module, the sensor acquisition module storage module and the FPGA, and receives and sends protocol frame data and complete multi-band digital waveform conversion through the FPGA.
Furthermore, the antennas include a first antenna and a second antenna, the first antenna and the second antenna are respectively connected with the FPGA, and the FPGA transmits and receives data through the first antenna and the second antenna to realize communication connection with other communication nodes and a group gateway in the group.
Compared with the prior art, the invention has the beneficial effects that: the processor of the communication node runs various communication protocols, meanwhile, the communication and the acquisition of monitoring data are realized, a self-organization network is formed by the communication node and the group gateway, each communication node is used as a router and a host in the network, software radio is used for realizing multi-band communication, the processor realizes the multi-protocol functions of a wireless sensor network, wireless Bluetooth, the self-organization network, satellite positioning and the like, so that the environment with multiple nodes and fast change of a network topology structure can be adapted, the robustness and the survivability of the system are enhanced, the communication distance of the communication node is prolonged, and the communication effect of the communication node in a complex operation environment is improved.
Drawings
FIG. 1 is a block diagram of an embodiment of a multi-band, multi-protocol group monitoring network system of the present invention;
FIG. 2 is a block diagram of another embodiment of the multi-band multi-protocol group monitoring network system of the present invention;
FIG. 3 is an architecture diagram of an embodiment of a monitoring center of a multi-band multi-protocol group monitoring network system according to the present invention;
FIG. 4 is a diagram of a communication node of the multi-band multi-protocol group monitoring network system according to an embodiment of the present invention;
FIG. 5 is a functional block diagram of an embodiment of a communication structure of the multi-band multi-protocol group monitoring network system according to the present invention;
FIG. 6 is a data flow diagram of an embodiment of a multiband multiprotocol group monitoring network system according to the invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Referring to fig. 1-6, wherein fig. 1 is a block diagram of an embodiment of a multiband multiprotocol group monitoring network system according to the present invention; FIG. 2 is a block diagram of another embodiment of the multi-band multi-protocol group monitoring network system of the present invention; FIG. 3 is an architecture diagram of an embodiment of a monitoring center of a multi-band multi-protocol group monitoring network system according to the present invention; FIG. 4 is a diagram of a communication node of the multi-band multi-protocol group monitoring network system according to an embodiment of the present invention; FIG. 5 is a functional block diagram of an embodiment of a communication structure of the multi-band multi-protocol group monitoring network system according to the present invention; fig. 6 is a data flow diagram of an embodiment of the multiband multiprotocol group monitoring network system of the present invention, and details of the multiband multiprotocol group monitoring network system of the present invention are described with reference to fig. 1 to 6.
In this embodiment, the group monitoring network system of the multiband multiprotocol includes a group and a monitoring center, the group includes at least two communication nodes and a group gateway, a self-organizing network is formed between the communication nodes and the group gateway, and the communication nodes are connected with the monitoring center through the group gateway; the communication node comprises a processor and an antenna, the processor is connected with the sensor and the call terminal through the antenna, the processor receives monitoring data and voice data transmitted by the sensor and the call terminal respectively, and transmits the monitoring data and the voice data to the group gateway through the self-organizing network so as to be transmitted to the monitoring center, wherein the processor uses software radio to realize multi-band communication, and multi-thread runs communication protocols corresponding to communication frequency bands of the sensor, the call terminal and the group gateway so as to simultaneously communicate with the sensor, the call terminal and the group gateway through the antenna; the group gateway receives an instruction of the monitoring center, and transmits data to an appointed communication node through a self-organizing network according to the instruction so as to realize communication between the communication node and the monitoring center; the monitoring center stores and displays monitoring data and voice data transmitted by the group gateway, receives an input control instruction, and sends an instruction to the group gateway according to the control instruction so as to communicate with a specified communication node.
In this embodiment, the monitoring data includes at least one of individual physical sign data, positioning data, video data and environmental data monitored by the sensor. And processing to execute a corresponding communication protocol according to the communication frequency band used by the sensor so as to acquire the monitoring data transmitted by the sensor through an antenna or a network interface.
In this embodiment, the call terminal is a bluetooth headset, and in other embodiments, the call terminal may be a mobile phone, an intercom, or other devices capable of acquiring and playing voice data.
In this embodiment, the processor selects different communication bands for ad hoc network communication according to different application environments, so as to meet the requirements on communication distance and bandwidth.
In this embodiment, the number of the corresponding nodes may be set according to the group size, and the number of the group gateways is determined by the number of the group, which is not limited herein.
In this embodiment, the communication node transmits the voice data transmitted by the call terminal to other communication nodes in the group through the ad hoc network to implement a call between the communication nodes.
The monitoring center comprises a multimedia data cluster, a data storage cluster and an application service cluster. The number of the multimedia data clusters is not limited, and the specific implementation is limited by bandwidth \ time delay and audio and video data volume; the number of the data storage clusters is not limited, and the specific implementation can be determined by the processing speed and the information quantity of the multimedia data clusters; the number of the application service clusters is not limited, and is determined by the access amount of the client during specific implementation.
In this embodiment, the multimedia data cluster, the data storage cluster, and the application service cluster are connected to each other, and the multimedia data cluster, the data storage cluster, and the application service cluster may be a server, a computer, or other devices capable of processing, storing, and receiving instructions.
In this embodiment, the ad hoc network formed by the communication nodes is a centerless wireless network, and is a multi-hop mobility peer-to-peer network which is composed of a plurality of communication nodes, adopts a wireless communication mode, and is dynamically networked. The network information exchange adopts a packet switching mechanism in a computer network, communication nodes are portable nodes which can move and can be in a moving or static state at any time, and each communication node has two functions of a router and a host. As a host, the communication node can run various user-oriented application programs, as a router, the terminal needs to run a corresponding routing protocol, and the distributed control and centerless network structure can maintain the residual communication capability after a part of the communication network is damaged, and has strong robustness and survivability.
As a distributed network, the ad hoc network is an autonomous, multi-hop network, and the entire network has no fixed infrastructure and can provide intercommunication between communication nodes without utilizing or inconveniently utilizing the existing network infrastructure (e.g., base station, AP). Due to the limited transmission power and wireless coverage of the communication nodes, two terminals at a longer distance must perform packet forwarding by means of other nodes if communication is to be performed, so that a wireless multi-hop network is formed between the nodes.
The communication nodes in the network have the functions of routing and packet forwarding, and can form any network topology through wireless connection. The mobile ad hoc network can be used as a single network to independently work, and can also be accessed to the existing network in the form of an end subnet, such as an Internet network and a cellular network.
In this embodiment, the processor implements multi-band communication via a software-defined wireless communication protocol rather than via hard wiring. The frequency bands, air interface protocols and functions may be upgraded by software downloads and updates without complete hardware replacement. The basic idea of software radio is to bring the wideband analog-to-digital converter (a/D) and the digital-to-analog converter (D/a) as close as possible to the rf antenna, creating a generic, open hardware platform with the "a/D-DSP-D/a" model. On the hardware platform, various functional modules of the radio station are realized by software technology. Separating channels by programmable digital filters, such as using a wideband ADC; the selection of various communication frequency bands, such as HF, VHF, UHF, SHF and the like, is realized by software programming by using Digital Signal Processor (DSP) technology; the transmission information sampling, quantization, coding/decoding, operation processing and transformation are completed through software programming so as to realize the receiving and transmitting functions of the radio station; the selection of different channel modulation modes, such as amplitude modulation, frequency modulation, single side band, data, frequency hopping, spread spectrum and the like, is realized through software programming; different security structures, network protocols, control terminal functions and the like are realized through software programming. Software radio technology is a software, computationally intensive form of operation.
In this embodiment, the monitoring demand of the monitoring center for the individual corresponding to each communication node in the group includes physical sign monitoring for all the individuals in the group, voice call in the group, and command control of the monitoring center for the group. The individual physical sign monitoring can enable a monitoring center to master the physiological state of each individual in real time during group operation, timely give an alarm when abnormality occurs (such as overhigh body temperature, too fast heart rate, abnormal blood pressure and the like), and perform rescue treatment, meanwhile, the sensor connected with the communication node can comprise sensors of gas, PM2.5 and the like, monitors the environment where the sensor is located, and gives a warning when harmful substances to the individual are found. The group voice communication is realized through the communication terminal and the self-organizing network, and when the group works, the communication cooperation can be carried out among the individuals in the group, so that the work task is completed together.
The positioning data that the sensor provided lets the surveillance center can clearly know every individual position condition, realizes the convenient management of individual information, and then possesses regional border crossing alarm function, can also in time call individual emergency information when the accident happens, and convenient timely rescue improves the operation security. The monitoring center is convenient for the operation individuals to communicate with the management personnel at any time by command control of the group, so that the command personnel can know the field situation, the operation progress and the operation status are remotely controlled, correct judgment is made, an instruction is sent out in time, the working efficiency is improved, and the safety guarantee is increased.
In this embodiment, the group gateway performs the gateway function of the wireless ad hoc network, has high-speed data efficient transmission and in-network processing functions, is responsible for accessing the wireless ad hoc network to other networks such as a mobile network and a fixed network, is an important device in a multi-band multi-protocol group monitoring network system, and ensures interconnection and intercommunication between the monitoring center and the communication node.
In this embodiment, the communication nodes in the group are connected by a wireless broadband transmission link. In order to meet the requirement of network deployment, the wireless broadband transmission link has the remote transmission capability of being larger than 5km of the communication distance. According to the network deployment requirement, the monitoring density and the monitoring precision of the target area/object can be controlled by adjusting the number of the node devices, and the network coverage and the network scale can be flexibly controlled by increasing or reducing the number of the gateway devices.
In this embodiment, the monitoring center decodes the video stream through the multimedia cluster and stores the video stream into the data storage cluster; the monitoring center can also check the video and position information of the communication nodes in real time through monitoring data transmitted by the group gateway, and carry out voice call and individual interaction through the call terminal, thereby realizing the command operation function, giving an alarm to the individual when the individual exceeds the area, and sending alarm information to a manager when the individual loses contact.
In one embodiment, the communication terminal in the communication node is a bluetooth headset, and the individual uses the bluetooth headset to perform voice interaction with other individuals in the group having the communication node. The Bluetooth headset has functions of a receiver and a microphone and is used as Bluetooth equipment and is responsible for sending and receiving voice data, the communication node is used as a host of the Bluetooth network and sends voice of the monitoring center or voices of other individuals to the corresponding Bluetooth headset, and the voice transmitted by the Bluetooth headset is sent to the monitoring center or other individuals, so that communication with the monitoring center and the individuals in the group is realized.
In this embodiment, the communication node receives satellite signals through an antenna, captures a satellite to be tested selected according to a certain satellite cut-off angle, and tracks the operation of the satellites. After the tracked satellite signal is captured, the change rate of the pseudo distance and the distance from the receiving antenna to the satellite can be measured through the processor, and data such as satellite orbit parameters are demodulated. According to the data, positioning calculation is carried out according to a positioning calculation method, and the information of longitude and latitude, height, speed, time and the like of the geographical position of the equipment is calculated, so that the positioning data of the communication node is obtained.
In this embodiment, the processor may implement multiple protocol functions such as wireless sensor network, wireless bluetooth, ad hoc network, and satellite positioning. The communication node has an open, standardized and modularized universal hardware platform, and various functions required by protocol physical layers of wireless sensor networks, wireless Bluetooth, self-organizing networks, satellite positioning and the like, such as working frequency bands, modulation and demodulation types, data formats, encryption modes, communication protocols and the like, are completed by software, and protocol stack software (including the physical layers) of the wireless sensor networks, the wireless Bluetooth, the self-organizing networks, the satellite positioning and the like runs on a multi-core processor.
In a specific embodiment, the monitoring center receives data transmitted by the group gateway through a network (a mobile communication network, a wireless network, etc.), and transmits the data to the multimedia data cluster, and the multimedia data cluster is responsible for receiving the audio and video data in a fragment manner, performing coding and decoding processing, storing the data in the data storage cluster, and updating the data index in the service database. The data storage cluster uses a special database server to store a large amount of sensing audio and video data transmitted by all monitoring network systems. And the user and the maintenance and management personnel access the application service cluster, acquire equipment and data index information from the service database, request the data storage cluster by the application service cluster, and return the result to the client by the application service cluster. And the front ends of data transmission and client access realize the shunting control of high concurrent access through load balancing.
In this embodiment, the communication node is worn by the individual, either on the individual's helmet or clothing, or not, in a truck, crane, or other device or environment that requires communication with multiple sensors and transmission of voice data.
In a specific embodiment, the sensor adopts a ZigBee/Z-wave communication mode, the call terminal adopts Bluetooth communication, the self-organization network formed by the communication nodes adopts WiMax/WiFi communication, and the processor in the communication nodes simultaneously executes communication protocols corresponding to the ZigBee/Z-wave, the Bluetooth and the WiMax/WiFi so that the antenna sends signals of corresponding frequency bands to realize simultaneous communication with the sensor, the call terminal and the self-organization network.
In this embodiment, the communication nodes and the group gateways in each group can control the ad hoc network to communicate via the communication bands of the bluetooth, infrared and 2/3/4/5G communication modes according to actual field requirements to meet the requirements of communication distance and bandwidth.
In this embodiment, the group gateway may be a gateway device for fixed network or mobile network communication, and the group gateway may be connected to the monitoring center by wire or wirelessly.
In a preferred embodiment, the group gateway device is added to a mobile communication network as a terminal, transmits the position information, the characteristic monitoring data and the audio and video data in the wireless self-organizing network to a monitoring center through the mobile communication network, receives the audio data and the control instruction of the monitoring center, and forwards the audio data and the control instruction to the wireless self-organizing network to transmit to a designated communication node, so that the tracking and command control of the monitoring center platform on the individual position is realized.
And the monitoring center platform receives the individual position information, the physical sign monitoring data and the audio and video data transmitted by the group gateway in the mobile communication network, analyzes, processes and stores the individual position information, the physical sign monitoring data and the audio and video data, and displays the individual position information, the physical sign monitoring data and the audio and video data to a manager. Receiving a voice call and an instruction of a manager, determining a designated communication node according to the equipment parameters in the instruction, sending the voice call to the designated communication node in the self-organizing network, and transmitting the voice data to a call terminal by the communication node, so that the interaction between the manager and a carrier of the communication node is realized, and a command operation function is realized.
In this embodiment, the communication node includes a network interface management module, a clock module, a sensor acquisition module, and a storage module, where the storage module is used to store data of the communication node, and the communication node manages the network interface of the communication node through the network interface management module and respectively acquires time information and monitoring data through the clock module and the sensor acquisition module.
In this embodiment, the communication node further includes a power supply and an FPGA, where the power supply is used to supply power to the communication node; the processor is respectively connected with the network interface management module, the clock module, the sensor acquisition module, the storage module and the FPGA, receives and sends data through the FPGA to realize communication with the monitoring center, and selects different communication frequency bands according to the distance between the communication nodes.
In this embodiment, the antennas include a first antenna and a second antenna, the first antenna and the second antenna are respectively connected to the FPGA, and the FPGA transmits and receives data through the first antenna and the second antenna to implement communication connection with other communication nodes in the group and the group gateway.
In this embodiment, the first antenna and the second antenna constitute a radio frequency transmission and reception processing path of the communication node. The first antenna and the second antenna comprise a broadband digital-to-analog converter, a software adjustable up-converter, a power amplifier, a radio frequency filter, an RF (radio frequency) and a broadband multi-frequency antenna, wherein the broadband digital-to-analog converter, the software adjustable up-converter, the power amplifier, the radio frequency filter and the RF form a sending and processing path from digital waveform data to an analog radio frequency signal, and the radio frequency signal is finally sent out through the broadband multi-frequency antenna; the radio frequency filter, the low-noise power amplifier, the software adjustable down converter and the broadband analog-to-digital converter form a receiving processing path from an analog radio frequency signal to digital waveform data, and the radio frequency signal received from the broadband multi-band antenna is processed; the high-performance FPGA processor completes the sending and receiving processes of multiple protocol data frames and the conversion processing of multi-band digital waveform data, and the digital waveforms of multiple protocols and different frequency bands can share the same broadband multi-band antenna; the processor processes communication with the self-organizing network, the sensor and the call terminal through the FPGA and the antenna. The processor allocates different core threads to process protocol stacks of different frequency bands so as to meet the simultaneous communication of multiple protocols such as a sensorless network, a wireless self-organizing network, a mobile communication network, a Bluetooth network, satellite positioning and the like; the storage module provides a large-capacity data storage capacity for the equipment; the sensor acquisition module can directly acquire body temperature, blood pressure, heart rate and other physical signs through the sensor and is connected with the video sensor to realize audio and video acquisition; the network interface management module provides a wired network connection interface for the communication node and provides a transparent transmission channel to the sensor, the self-organizing network and the call terminal; the high-precision clock module provides a high-precision time synchronization function for each hardware module and a software protocol stack of the communication node; the power supply supplies power to all other modules of the communication node.
In this embodiment, the MAC layer and PHY waveform processing of the wireless sensor network formed by the sensors of each communication node, the ad hoc network formed by the communication nodes, the mobile communication network used by the group gateway, the bluetooth network used by the call terminal, and the satellite positioning signal are deployed in the FGPA. The first antenna processes broadband digital signals transmitted to the FPGA and comprises waveform data without self-organizing network and satellite positioning, the second antenna processes broadband digital signals transmitted to the FPGA and comprises waveform data of a sensor network, a mobile communication network and a Bluetooth network, and the two groups of broadband digital signals are copied and distributed by the FPGA to a corresponding protocol assembly in the processor for processing. The WiFi/WiMax protocol stack, the GPS/Beidou protocol stack, the 4G LTE protocol stack, the Bluetooth protocol stack and the ZigBee/Zigwave protocol stack are deployed in the processor and completed by independent core threads, and networking and data communication of corresponding protocols are processed through the processor; the operating system on the processor completes the tasks sent by the monitoring center and completes the scheduling of the application installed on the processor to complete various kinds of work; the processor is connected with the sensor through a sensor data acquisition application and finishes acquisition of sign data and audio and video streams, a position positioning application is used for processing a satellite positioning signal to finish calculation of the position of the equipment, time synchronization of all devices in a communication node is finished through a time synchronization application, the processor realizes input and output of voice through a voice call application, a protocol management assembly on the processor finishes cooperative management of multiple communication protocols, and a parameter configuration application finishes configuration of working parameters of the equipment.
Compared with the prior art, the multi-band multi-protocol group monitoring network system has the advantages that: the communication node processor runs various communication protocols, meanwhile, communication and monitoring data acquisition are achieved, the plurality of communication nodes are utilized to form a self-organizing network, each communication node is used as a router and a host in the network, and therefore the network topology structure self-organizing network can adapt to the environment with more nodes and fast change of the network topology structure, the robustness and the survivability of the system are enhanced, the communication distance of the communication nodes is prolonged, and the communication effect of the communication nodes in a complex operation environment is improved.
Based on the same inventive concept, the invention also provides a communication node, wherein at least two communication nodes and the group gateway form a group, and a self-organizing network is formed between the communication nodes and the group gateway and is connected with the monitoring center through the group gateway; the communication node comprises a processor and an antenna, the processor is connected with the sensor and the call terminal through the antenna, the processor receives monitoring data and voice data transmitted by the sensor and the call terminal respectively, and transmits the monitoring data and the voice data to the group gateway through the self-organizing network so as to be transmitted to the monitoring center, wherein the processor operates communication protocols corresponding to communication frequency bands of the sensor, the call terminal and the group gateway in a multi-thread mode so as to simultaneously communicate with the sensor, the call terminal and the group gateway through the antenna; the group gateway receives an instruction of the monitoring center, and transmits data to an appointed communication node through a self-organizing network according to the instruction so as to realize communication between the communication node and the monitoring center; the monitoring center stores and displays monitoring data and voice data transmitted by the group gateway, receives an input control instruction, and sends an instruction to the group gateway according to the control instruction so as to communicate with a specified communication node.
In this embodiment, the communication node transmits the voice data transmitted by the call terminal to other communication nodes of the ad hoc network through the ad hoc network to implement a call between the communication nodes.
The communication node comprises a network interface management module, a clock module, a sensor acquisition module and a storage module, wherein the storage module is used for storing data of the communication node, the communication node manages a network interface of the communication node through the network interface management module, and time information and monitoring data are acquired through the clock module and the sensor acquisition module respectively.
The communication node also comprises a power supply and an FPGA, wherein the power supply is used for supplying power to the communication node; the processor is respectively connected with the network interface management module, the clock module, the sensor acquisition module storage module and the FPGA, and receives and sends protocol frame data and complete multi-band digital waveform conversion through the FPGA.
The antenna comprises a first antenna and a second antenna, the first antenna and the second antenna are respectively connected with the FPGA, and the FPGA sends and receives data through the first antenna and the second antenna to realize communication connection with other communication nodes in the group and the group gateway.
The communication node of the present invention has been described in detail in the above multi-band multi-protocol group monitoring network system, and is not described herein again.
Has the advantages that: the processor of the communication node runs various communication protocols, meanwhile, the communication and the acquisition of monitoring data are realized, the plurality of communication nodes are utilized to form a self-organization network, each communication node is used as a router and a host in the network, software radio is used for realizing multi-band communication, the processor realizes the multi-protocol functions of a wireless sensor network, wireless Bluetooth, the self-organization network, satellite positioning and the like, so that the environment with many nodes and fast change of a network topology structure can be adapted, the robustness and the survivability of the system are enhanced, the communication distance of the communication nodes is prolonged, and the communication effect of the communication nodes in a complex operation environment is improved.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. The group monitoring network system of the multi-band multi-protocol is characterized by comprising a group and a monitoring center, wherein the group comprises at least two communication nodes and a group gateway, a self-organizing network is formed between the communication nodes and the group gateway, and the communication nodes are connected with the monitoring center through the group gateway;
the communication node comprises a processor and an antenna, wherein the processor is connected with a sensor and a call terminal through the antenna, the processor receives monitoring data and voice data which are respectively transmitted by the sensor and the call terminal, and transmits the monitoring data and the voice data to a group gateway through the self-organizing network so as to transmit the monitoring data and the voice data to a monitoring center, wherein the processor uses software radio to realize multi-band communication, and multi-thread runs communication protocols corresponding to communication frequency bands of the sensor, the call terminal and the group gateway so as to simultaneously communicate with the sensor, the call terminal and the group gateway through the antenna;
the group gateway receives an instruction of the monitoring center, and transmits data to a designated communication node through the self-organizing network according to the instruction so as to realize communication between the communication node and the monitoring center;
the monitoring center stores and displays monitoring data and voice data transmitted by the group gateway, receives an input control instruction, and sends an instruction to the group gateway according to the control instruction so as to communicate with a specified communication node.
2. The multiband multiprotocol group monitoring network system of claim 1, wherein the corresponding node transmits the voice data transmitted by the call terminal to other corresponding nodes in the group through the ad hoc network to enable a call between the corresponding nodes.
3. The multiband multiprotocol group monitoring network system of claim 1, wherein the communication node comprises a network interface management module, a clock module, a sensor acquisition module, and a storage module, the storage module is used for storing data of the communication node, the communication node manages the network interface of the communication node through the network interface management module, and acquires time information and monitoring data through the clock module and the sensor acquisition module, respectively.
4. The multiband multiprotocol group monitoring network system of claim 3, wherein the communication nodes further comprise a power supply, an FPGA, the power supply for supplying power to the communication nodes;
the processor is respectively connected with the network interface management module, the clock module, the sensor acquisition module, the storage module and the FPGA, and is used for receiving and sending data through the FPGA so as to realize communication with the monitoring center and selecting different communication frequency bands according to the distance between the communication nodes.
5. The multiband multiprotocol group monitoring network system of claim 4, wherein the antennas comprise a first antenna and a second antenna, the first antenna and the second antenna are respectively connected to the FPGA, and the FPGA sends and receives data through the first antenna and the second antenna to realize communication connection with other communication nodes and group gateways in the group.
6. A communication node is characterized in that at least two communication nodes and a group gateway form a group, a self-organizing network is formed between the communication nodes and the group gateway, and the communication nodes and the group gateway are connected with a monitoring center through the group gateway;
the communication node comprises a processor and an antenna, the processor is connected with a sensor and a call terminal through the antenna, the processor receives monitoring data and voice data transmitted by the sensor and the call terminal respectively, and transmits the monitoring data and the voice data to a group gateway through the self-organizing network so as to transmit the monitoring data and the voice data to a monitoring center, wherein the processor operates communication protocols corresponding to communication frequency bands of the sensor, the call terminal and the group gateway in a multi-thread mode so as to simultaneously communicate with the sensor, the call terminal and the group gateway through the antenna;
the group gateway receives an instruction of the monitoring center, and transmits data to a designated communication node through the self-organizing network according to the instruction so as to realize communication between the communication node and the monitoring center;
the monitoring center stores and displays monitoring data and voice data transmitted by the group gateway, receives an input control instruction, and sends an instruction to the group gateway according to the control instruction so as to communicate with a specified communication node.
7. The correspondent node of claim 6, wherein the correspondent node transmits voice data transmitted by the telephony terminal to other correspondent nodes of the ad hoc network through the ad hoc network to enable a call between the correspondent nodes.
8. The communication node according to claim 6, wherein the communication node comprises a network interface management module, a clock module, a sensor acquisition module, and a storage module, the storage module is configured to store data of the communication node, the communication node manages the network interface of the communication node through the network interface management module, and acquires time information and monitoring data through the clock module and the sensor acquisition module, respectively.
9. The communications node of claim 8, further comprising a power supply, the FPGA, the power supply for providing power to the communications node;
the processor is respectively connected with the network interface management module, the clock module, the sensor acquisition module storage module and the FPGA, and receives and sends protocol frame data and complete multi-band digital waveform conversion through the FPGA.
10. The communication node according to claim 9, wherein the antenna comprises a first antenna and a second antenna, the first antenna and the second antenna are respectively connected to the FPGA, and the FPGA transmits and receives data through the first antenna and the second antenna to realize communication connection with other communication nodes in the group and a group gateway.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266993A (en) * | 2019-06-25 | 2019-09-20 | 福州数据技术研究院有限公司 | A kind of wireless self-networking video communication method and its terminal |
| CN113301498A (en) * | 2021-05-24 | 2021-08-24 | 北京锐星远畅科技有限公司 | Geophone node cluster control system and method based on LoRa technology |
| CN114422067A (en) * | 2021-12-30 | 2022-04-29 | 北京无线电计量测试研究所 | Processing method for static networking data interaction |
| US11956685B2 (en) | 2021-11-17 | 2024-04-09 | Cisco Technology, Inc. | Son function for dynamically configured RU in multi-protocol ran |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101221689A (en) * | 2007-12-06 | 2008-07-16 | 上海大学 | Down-hole wireless safety monitoring system based on 2.4 GHz and 433 MHz frequency band mixed grouping |
| US20090243869A1 (en) * | 2008-04-01 | 2009-10-01 | M&Fc Holding, Llc | Universal software defined home gateway |
| CN101668357A (en) * | 2009-09-25 | 2010-03-10 | 香港城市大学深圳研究院 | Multiband networking coordinator based on Zigbee technology |
| KR20120024266A (en) * | 2010-09-06 | 2012-03-14 | (주)하이디어 솔루션즈 | Geteway having wireless local loop terminal function and method for processing sensing information in the gateway |
| CN202334921U (en) * | 2011-11-25 | 2012-07-11 | 沈阳中科微电子有限公司 | Stress monitoring system based on internet of things |
| CN204069011U (en) * | 2014-08-19 | 2014-12-31 | 湖南华瑞联芯物联网应用技术有限公司 | Based on the ZigBee intelligent domestic system of intelligent sensor and Voice command terminal |
| CN106534358A (en) * | 2016-12-12 | 2017-03-22 | 浙江求是人工环境有限公司 | Monitoring data transmission networking system and method based on 433MHz Cobweb protocol |
| CN206226464U (en) * | 2016-12-05 | 2017-06-06 | 成都信息工程大学 | A kind of electrical equipment monitoring system |
-
2019
- 2019-10-30 CN CN201911045650.7A patent/CN110868457A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101221689A (en) * | 2007-12-06 | 2008-07-16 | 上海大学 | Down-hole wireless safety monitoring system based on 2.4 GHz and 433 MHz frequency band mixed grouping |
| US20090243869A1 (en) * | 2008-04-01 | 2009-10-01 | M&Fc Holding, Llc | Universal software defined home gateway |
| CN101668357A (en) * | 2009-09-25 | 2010-03-10 | 香港城市大学深圳研究院 | Multiband networking coordinator based on Zigbee technology |
| KR20120024266A (en) * | 2010-09-06 | 2012-03-14 | (주)하이디어 솔루션즈 | Geteway having wireless local loop terminal function and method for processing sensing information in the gateway |
| CN202334921U (en) * | 2011-11-25 | 2012-07-11 | 沈阳中科微电子有限公司 | Stress monitoring system based on internet of things |
| CN204069011U (en) * | 2014-08-19 | 2014-12-31 | 湖南华瑞联芯物联网应用技术有限公司 | Based on the ZigBee intelligent domestic system of intelligent sensor and Voice command terminal |
| CN206226464U (en) * | 2016-12-05 | 2017-06-06 | 成都信息工程大学 | A kind of electrical equipment monitoring system |
| CN106534358A (en) * | 2016-12-12 | 2017-03-22 | 浙江求是人工环境有限公司 | Monitoring data transmission networking system and method based on 433MHz Cobweb protocol |
Non-Patent Citations (2)
| Title |
|---|
| 朱莉 等: "战术通信中的软件无线电网络技术", 微电子学与计算机, no. 10 * |
| 杨荣 等: "基于多模传输协议的智能网关开发", 实验室研究与探索, no. 08 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266993A (en) * | 2019-06-25 | 2019-09-20 | 福州数据技术研究院有限公司 | A kind of wireless self-networking video communication method and its terminal |
| CN110266993B (en) * | 2019-06-25 | 2020-09-04 | 福州数据技术研究院有限公司 | Wireless ad hoc network video communication method and terminal thereof |
| CN113301498A (en) * | 2021-05-24 | 2021-08-24 | 北京锐星远畅科技有限公司 | Geophone node cluster control system and method based on LoRa technology |
| CN113301498B (en) * | 2021-05-24 | 2022-11-11 | 北京锐星远畅科技有限公司 | Geophone node cluster control system and method based on LoRa technology |
| US11956685B2 (en) | 2021-11-17 | 2024-04-09 | Cisco Technology, Inc. | Son function for dynamically configured RU in multi-protocol ran |
| CN114422067A (en) * | 2021-12-30 | 2022-04-29 | 北京无线电计量测试研究所 | Processing method for static networking data interaction |
| CN114422067B (en) * | 2021-12-30 | 2024-03-29 | 北京无线电计量测试研究所 | Static networking data interaction processing method |
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