CN110972145B - Radio spectrum monitoring device based on ZigBee protocol - Google Patents
Radio spectrum monitoring device based on ZigBee protocol Download PDFInfo
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- CN110972145B CN110972145B CN201911277886.3A CN201911277886A CN110972145B CN 110972145 B CN110972145 B CN 110972145B CN 201911277886 A CN201911277886 A CN 201911277886A CN 110972145 B CN110972145 B CN 110972145B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/14—Spectrum sharing arrangements between different networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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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
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- 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
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Abstract
The invention discloses a radio spectrum monitoring device based on a ZigBee protocol, which comprises a waterproof shell, a controller module, a wireless communication module, a spectrum acquisition module and a power management module, wherein the controller module, the wireless communication module, the spectrum acquisition module and the power management module are arranged in the waterproof shell, the controller module adopts the ZigBee module and is used for realizing self-networking among a plurality of radio spectrum monitoring devices and data transmission, the spectrum acquisition module is used for acquiring aerial spectrum signals, the wireless communication module is used for transmitting the acquired aerial spectrum signals to a coordinator in a wireless mode, and the power management module is used for providing power for the controller module, the wireless communication module and the spectrum acquisition module. The invention realizes large-area and real-time monitoring of radio spectrum signals in a wireless sensor network mode, and a plurality of nodes can mutually assist in working, so that the traditional radio spectrum monitoring has the characteristics of the wireless sensor network.
Description
Technical Field
The invention relates to the field of electric spectrum monitoring, in particular to a radio spectrum monitoring device based on a ZigBee protocol.
Background
The spectrum resource plays an important role in military and civil use as a scarce, shared national important resource. With the development of radio communication technology, the electromagnetic environment is more complex and severe, and the monitoring difficulty of signals is increased. The existing spectrum monitoring equipment is large in size, high in cost and difficult to maintain. In addition, the frequency spectrum monitoring center cannot dynamically monitor and process frequency spectrum information data in real time, so that the demand for designing the frequency spectrum monitoring center for small-sized, low-cost, real-time monitoring and timely processing of monitoring data is urgent and difficult.
Patent application publication CN 204948083U discloses a small-sized radio monitoring device comprising a signal acquisition device and a signal display device. After the signal acquisition device acquires the signal, the signal acquisition device processes the signal to obtain a digital baseband signal, then the baseband signal is transmitted to the MIFI 3G router through the USB interface, and finally the signal is transmitted to the signal display device in a wireless WiFi mode, so that dynamic real-time spectrum monitoring is realized, and illegal radio signals can be found. The device needs USB interface, router and other devices in the process of transmitting data, and has certain limitation. If the system is inconvenient to carry, the system does not have an ad hoc network function, and the frequency spectrum in the area is difficult to monitor in rainy days.
The wireless sensor network is a novel network system which is rapidly developed, is widely applied to medical treatment, tunnel and mine monitoring, and has the characteristics of self-organization, data centering, strong real-time performance, no maintenance and the like. However, the conventional wireless protocol is difficult to meet the requirements of low cost, low power consumption, high fault tolerance and the like of the wireless sensor. The ZigBee protocol is a wireless communication standard working on a 2.4G frequency band, has the characteristics of low design complexity, low cost, low power consumption and the like, and overcomes the defects of the traditional wireless protocol, and the maximum data transmission rate is 250kbps and the furthest transmission distance is 100 m. The ZigBee protocol can meet the requirement of people for acquiring reliable real-time information in a large number of network distribution areas at any time, place and various environmental conditions in practical application, and is more suitable for being applied to the field of space spectrum monitoring networking.
Disclosure of Invention
Aiming at the defects of the existing spectrum monitoring technology, the invention provides a radio spectrum monitoring device with networking, wireless data transmission and remote control functions based on the ZigBee protocol.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a radio spectrum monitoring devices based on zigBee agreement, this radio spectrum monitoring devices includes waterproof shell and set up controller module, wireless communication module, frequency spectrum collection module and power management module in waterproof shell, controller module adopts the zigBee module for realize the transmission of ad hoc network and data between a plurality of radio spectrum monitoring devices, frequency spectrum collection module is used for gathering the aerial frequency spectrum signal, wireless communication module is used for sending the aerial frequency spectrum signal who gathers to the coordinator with wireless mode, power management module is used for providing the power for controller module, wireless communication module, frequency spectrum collection module.
Further, the spectrum acquisition module adopts a TEA5767 module, and the ZigBee module and the TEA5767 module are connected by a DuPont wire.
Further, the power module employs a battery or an adapter.
Further, the wireless communication module is composed of a radio frequency transceiver of the CC2530 chip and other peripheral circuits.
Further, after the power management module supplies power, the radio spectrum monitoring device firstly performs networking after entering the working state, and at the moment, the spectrum acquisition module and the wireless communication module are both in the working state, and the networking process is as follows: firstly, a ZigBee module is used as a coordinator of the whole network, the coordinator establishes a network and sets network joining conditions such as distance between modules, energy surplus of devices and the like, then a connection request response is sent to a frequency spectrum monitoring device, after receiving a response signal sent by the frequency spectrum monitoring device to the coordinator, the coordinator allocates a unique address name to each frequency spectrum monitoring device joining the network as an identification, after successful networking, a frequency spectrum acquisition module in the frequency spectrum monitoring device starts to acquire aerial frequency spectrum signals, the acquired signals are sent to the coordinator in a wireless mode through a wireless communication module, and the coordinator simply processes the received data and then sends the result to a monitoring terminal so as to realize comprehensive and real-time monitoring of an area.
The invention has the following beneficial effects:
the wireless sensor network system can be deployed in a region where the trace is rare in modes of air drop, manual arrangement and the like, large-area and real-time monitoring of radio spectrum signals can be realized in a wireless sensor network mode, and a plurality of nodes can work in a mutually auxiliary mode, so that the traditional radio spectrum monitoring has the characteristic of the wireless sensor network.
The adoption of a plurality of TEA5767 modules can ensure that the spectrum information in the region cannot be acquired in a missing way.
The invention has good expansibility, and the spectrum monitoring devices are positioned in a moisture-proof and waterproof shell, so that the spectrum monitoring devices are less influenced by weather.
Drawings
Fig. 1 is a schematic block diagram of a radio spectrum monitoring device based on ZigBee protocol according to an embodiment of the present invention.
Fig. 2 is a schematic layout diagram of a radio spectrum monitoring device based on ZigBee protocol according to an embodiment of the present invention.
Fig. 3 is a networking flow chart of a radio spectrum monitoring device based on a ZigBee protocol according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present invention.
As shown in fig. 1, the embodiment of the invention provides a radio spectrum monitoring device based on a ZigBee protocol, where the radio spectrum monitoring device includes a waterproof housing, a controller module, a wireless communication module, a spectrum acquisition module and a power management module, where the controller module adopts the ZigBee module, adopts the ZigBee protocol standard, and has a CC2530 chip, an antenna interface, a crystal oscillator interface, a serial interface, 5V and 3.3V power interfaces, etc. for implementing ad hoc network and data transmission between multiple radio spectrum monitoring devices, the spectrum acquisition module is used to acquire an air spectrum signal, the wireless communication module is used to send the acquired air spectrum signal to a coordinator in a wireless manner, and the power management module is used to provide power for the controller module, the wireless communication module and the spectrum acquisition module. The spectrum acquisition module mainly adopts a TEA5767 module of Philips corporation, the module mainly has a 5V power supply, a ground connection and a system clock line and data line interface in an I2C bus, adopts an I2C bus communication mode, has the characteristics of high sensitivity, high signal to noise ratio, low cost and the like, the ZigBee module and the TEA5767 module are connected by DuPont lines, the ZigBee can be connected with 4 TEA5767 modules at most, the power module adopts a battery or an adapter, and the wireless communication module consists of a radio frequency transceiver of a CC2530 chip and other peripheral circuits.
Due to the inherent propagation characteristics of radio signals, the radio frequency transceiver of the CC2530 and the antenna of the TEA5767 module need to be kept free when the device is used, and in order to guarantee the wireless communication performance between the spectrum monitoring devices, the distance between the monitoring devices is about 20 meters.
Fig. 2 is a schematic diagram illustrating the operation of radio monitoring using a spectrum monitoring device, in fig. 2, a pentagram shape represents the radio spectrum monitoring device, a black square represents the coordinator, a dotted circle represents a cluster, and a solid coil represents a radio spectrum monitoring region. In a monitoring area, a plurality of radio spectrum monitoring devices are networked in a wireless sensor network mode, a ZigBee module without a frequency spectrum acquisition module is selected as a coordinator in a cluster in the networking of the monitoring devices, a network joining condition is set before networking, a networking request signal is broadcast by the coordinator, and if the frequency spectrum monitoring devices send a response signal for applying to join the network and meet the network joining condition, the coordinator allocates a unique address identifier for the response signal, so that a cluster is formed; if the spectrum monitoring device does not send a response signal or does not meet the condition of joining the network, the device searches for other networks, and fig. 3 is a networking flow chart of the radio spectrum monitoring device. When networking is successful, a spectrum acquisition module in the monitoring device starts to acquire aerial spectrum information, acquired data is wirelessly transmitted to the coordinator, the coordinator processes the data after receiving the data, and finally the coordinator transmits a processed result to the monitoring terminal so as to realize comprehensive and real-time monitoring of the area.
The foregoing describes specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the invention. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily without conflict.
Claims (4)
1. The radio spectrum monitoring device based on ZigBee protocol is characterized in that: the electric spectrum monitoring device comprises a waterproof shell, a controller module, a wireless communication module, a spectrum acquisition module and a power management module, wherein the controller module, the wireless communication module, the spectrum acquisition module and the power management module are arranged in the waterproof shell, the controller module adopts a ZigBee module and is used for realizing self-networking among a plurality of electric spectrum monitoring devices and data transmission, the spectrum acquisition module is used for acquiring aerial spectrum signals, the wireless communication module is used for transmitting the acquired aerial spectrum signals to a coordinator in a wireless mode, and the power management module is used for providing power for the controller module, the wireless communication module and the spectrum acquisition module;
after the power management module supplies power, the radio spectrum monitoring device firstly performs networking after entering the working state, and at the moment, the spectrum acquisition module and the wireless communication module are both in the working state, and the networking process is as follows: firstly, a ZigBee module is used as a coordinator of the whole network, the coordinator establishes a network and sets network joining conditions, then a connection request response is sent to a frequency spectrum monitoring device, after receiving a response signal sent by the frequency spectrum monitoring device to the coordinator, the coordinator allocates a unique address name to each frequency spectrum monitoring device joining the network as an identification, after successful networking, a frequency spectrum acquisition module in the frequency spectrum monitoring device starts to acquire aerial frequency spectrum signals, the acquired signals are sent to the coordinator in a wireless mode through a wireless communication module, and the coordinator simply processes received data and sends the result to a monitoring terminal so as to realize comprehensive and real-time monitoring of an area.
2. A radio spectrum monitoring device based on ZigBee protocol as claimed in claim 1, wherein: the spectrum acquisition module adopts a TEA5767 module, and the ZigBee module and the TEA5767 module are connected by a DuPont wire.
3. A radio spectrum monitoring device based on ZigBee protocol as claimed in claim 1, wherein: the power management module employs a battery or an adapter.
4. A radio spectrum monitoring device based on ZigBee protocol as claimed in claim 1, wherein: the wireless communication module is composed of a radio frequency transceiver of the CC2530 chip and other peripheral circuits.
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| CN201911277886.3A CN110972145B (en) | 2019-12-12 | 2019-12-12 | Radio spectrum monitoring device based on ZigBee protocol |
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| CN201911277886.3A CN110972145B (en) | 2019-12-12 | 2019-12-12 | Radio spectrum monitoring device based on ZigBee protocol |
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| CN110972145B true CN110972145B (en) | 2023-04-28 |
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| US20120213098A1 (en) * | 2011-02-21 | 2012-08-23 | Future Wireless Tech LLC | Real-time and synchronization Internet of things analyzer System Architecture |
| CN102802161A (en) * | 2011-05-27 | 2012-11-28 | 国际商业机器公司 | Method and equipment for reducing spectrum interferences among wireless networks |
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| CN102984821A (en) * | 2011-12-30 | 2013-03-20 | 山东黄金集团有限公司 | Safety monitoring wireless sensor network in factory |
| CN105375995A (en) * | 2015-10-10 | 2016-03-02 | 南京邮电大学 | Intelligent wireless frequency spectrum online monitoring system and realization method thereof |
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