CN104717655A - Distributed spectrum management system - Google Patents
Distributed spectrum management system Download PDFInfo
- Publication number
- CN104717655A CN104717655A CN201310680120.6A CN201310680120A CN104717655A CN 104717655 A CN104717655 A CN 104717655A CN 201310680120 A CN201310680120 A CN 201310680120A CN 104717655 A CN104717655 A CN 104717655A
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- module
- microprocessor
- management system
- mixed
- spectrum management
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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
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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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A distributed spectrum management system comprises an upper computer and at least two lower computers, wherein the upper computer comprises a first microprocessor; the first microprocessor is respectively connected with a display module, a data fusion module, and a first network module via a bus interface; the data fusion module is connected with the first network module; each lower computer comprises a second microprocessor; the second microprocessor is respectively connected with a signal transmitting module, a time synchronization module, a direction-finding receiving module, an antenna module and a second network module via a bus interface; the time synchronization module is connected with the antenna module via the direction-finding receiving module; the antenna module is connected with the signal transmitting module; and the first network module of the upper computer is connected with the second network module of the lower computer via a network cable. according to the distributed spectrum management system, in combination with an electric wave propagation model, influences of factors such as a ground surface building, a city scale and environmental changes can be analyzed quantitatively, and unauthorized frequency can be accurately and quickly positioned in an area not covered by a fixed monitoring station, a super-large city building concentrated area, a border area and a related sea area.
Description
Technical field
The present invention relates to a kind of field of wireless communication, particularly relate to a kind of distributed frequency spectrum management system in a kind of field of wireless communication.
Background technology
Radiotechnics is one of the rapidest, most widely used general, the most brilliant new and high technology of achievement of contemporary development, it promote the raising of social productive forces and the transformation of development pattern, promotion socio-economic development and national defense construction, to improve the people's livelihood etc. in play more and more important effect.Radio Spectrum Resource, as the important strategic resource of country, is the most critical key element promoting radio traffic development.
Along with socio-economic development, to increase fast the demand of Radio Spectrum Resource, need effectively to manage Radio Spectrum Resource, but for the frequency of having authorized, prior art can not effectively in conjunction with radio waves propagation model, the impact of the factors such as quantitative analysis earth's surface building, city size, environmental change; For undelegated frequency, the region that prior art does not cover at fixed monitoring station, at super-large city housing-group close quarters, in border area and relevant marine site, accurate quick position can not be carried out.
Summary of the invention
Object of the present invention is just to provide a kind of distributed frequency spectrum management system, can carry out link analysis calculating, and in some specific region, accurately can locate unlicensed frequency to solve in background technology to the frequency of having authorized.
For achieving the above object, the present invention is by the following technical solutions:
The present invention includes host computer and at least two slave computers, host computer comprises microprocessor I, and microprocessor I is connected with display module, data fusion module, mixed-media network modules mixed-media I respectively by bus interface, and data fusion module is connected with mixed-media network modules mixed-media I; Slave computer comprises microprocessor II, microprocessor II is connected with mixed-media network modules mixed-media II with signal emission module, time synchronized module, direction finding receiver module, Anneta module respectively by bus interface, time synchronized module is connected with Anneta module by direction finding receiver module, and Anneta module is connected with signal emission module; The mixed-media network modules mixed-media I of host computer is connected with the mixed-media network modules mixed-media II of slave computer by netting twine.
Described host computer also comprises gsm module, and gsm module is connected with microprocessor I by USB interface.
Described display module is light-emitting diode display.
Described memory module is electric board.
Described microprocessor I is atom N455 processor.
Described microprocessor I is atom D525 processor.
Described microprocessor II is atom E6xx processor.
Compared with prior art, a host computer and multiple stage slave computer are deployed in rational position by the present invention, can in conjunction with radio waves propagation model, for the frequency of having authorized, the factors such as quantitative analysis topography and geomorphology, seasonal climate, rural area, city, scientific forecasting link load; For undelegated frequency, in the region that fixed monitoring station does not cover, at super-large city housing-group close quarters, in border area and relevant marine site, accurate quick position can be carried out to undelegated frequency.
Accompanying drawing explanation
Fig. 1 is the block diagram of principle of the present invention.
Embodiment
As shown in Figure 1, the present invention includes host computer and at least two slave computers, host computer comprises microprocessor I, and microprocessor I is connected with display module, data fusion module, mixed-media network modules mixed-media I respectively by bus interface, and data fusion module is connected with mixed-media network modules mixed-media I; Slave computer comprises microprocessor II, microprocessor II is connected with mixed-media network modules mixed-media II with signal emission module, time synchronized module, direction finding receiver module, Anneta module respectively by bus interface, time synchronized module is connected with Anneta module by direction finding receiver module, and Anneta module is connected with signal emission module; Described microprocessor I is atom N455 processor, or is atom D525 processor, and microprocessor II is atom E6xx processor, and in addition, microprocessor I and microprocessor II also can choose other processor according to actual needs.
The mixed-media network modules mixed-media I of host computer is connected with the mixed-media network modules mixed-media II of slave computer by netting twine; Microprocessor I can carry out centralized control to display module, data fusion module, memory module, gsm module, mixed-media network modules mixed-media I by bus interface circuit; Microprocessor II to transmitter module, direction finding receiver module, time synchronized module, Anneta module, mixed-media network modules mixed-media, can carry out centralized control by bus interface circuit.
As improvement of the present invention: described host computer also comprises gsm module, gsm module is connected with microprocessor I by USB interface, and the setting of gsm module is convenient to carry out remote monitoring forecast, after accurately locating undelegated frequency, SMS is sent, report positioning result to user.
Display module for man-machine interaction is light-emitting diode display, and test data, positioning result can not only show by light-emitting diode display, and its power consumption is little, can save electricity; Visual angle is large, is convenient to staff and checks.
Memory module for store test data is electric board, and compared with other memory module, electric board stable performance, effectively can preserve test data.
Conveniently technical staff better understands the present invention, now introduces respectively the data fusion module in the present invention, signal emission module, direction finding receiver module, time synchronized module, Anneta module.
Data fusion module, carries out format conversion to test data, communication protocol, itself and existing electromagnetic spectrum monitoring equipment is consistent, decreases the isomerism of monitoring equipment, be convenient to carry out fusion treatment to multi-source information.
Signal emission module, according to the frequency of having authorized, produce corresponding signal, coordinate with another slave computer, when earth's surface building, city size, environmental factor change, the change of measuring-signal size, revise radio waves propagation model, carry out link estimation prediction, larger output power range need be had, such as power bracket Wei ?130dBm ~ 40dBm.
Direction finding receiver module, carries out measurement direction finding for undelegated frequency, coordinates with another slave computer, carries out direction cross positioning.
Time synchronized module, adopts the clock synchronizing method based on Network Time Protocol, achieves the clock synchronous of system, ensure that the temporal correlation between each test data.
Anneta module, comprises transmitting antenna, Big Dipper gps antenna, direction-finder antenna, is respectively used to radiation test signal, receives standard clock signal, receives undelegated frequency signal.
Mixed-media network modules mixed-media, for connecting host computer and slave computer, adopts the communication that wired, wireless two kinds of modes are guaranteed between a host computer, multiple slave computer.
Operation principle of the present invention is as follows:
For the link prediction of authorizing frequency, the frequency of first being authorized by the signal emission module of a slave computer, the test signal that transmitting power is constant; Then by the actual size of the direction finding receiver module measuring-signal of an other slave computer; Last by host computer according to test result, in conjunction with radio waves propagation model, the impact of the factors such as quantitative analysis earth's surface building, city size, environmental change, carries out scientific forecasting to authorizing the link load of frequency.
For undelegated frequency, first carry out direction finding by the direction finding receiver module of a slave computer, draw an orientation of frequency; Then carry out direction finding by the direction finding receiver module of an other slave computer, draw another orientation of frequency; Last by host computer according to test result, use Cross Locating Algorithm, calculate the accurate location of unlicensed frequency.
Claims (7)
1. a distributed frequency spectrum management system, it is characterized in that: it comprises host computer and at least two slave computers, host computer comprises microprocessor I, microprocessor I is connected with display module, data fusion module, mixed-media network modules mixed-media I respectively by bus interface, and data fusion module is connected with mixed-media network modules mixed-media I; Slave computer comprises microprocessor II, microprocessor II is connected with mixed-media network modules mixed-media II with signal emission module, time synchronized module, direction finding receiver module, Anneta module respectively by bus interface, time synchronized module is connected with Anneta module by direction finding receiver module, and Anneta module is connected with signal emission module; The mixed-media network modules mixed-media I of host computer is connected with the mixed-media network modules mixed-media II of slave computer by netting twine.
2. distributed frequency spectrum management system according to claim 1, it is characterized in that: described host computer also comprises gsm module, gsm module is connected with microprocessor I by USB interface.
3. distributed frequency spectrum management system according to claim 1, is characterized in that: described display module is light-emitting diode display.
4. distributed frequency spectrum management system according to claim 1, is characterized in that: described memory module is electric board.
5. distributed frequency spectrum management system according to claim 1, is characterized in that: described microprocessor I is atom N455 processor.
6. distributed frequency spectrum management system according to claim 1, is characterized in that: described microprocessor I is atom D525 processor.
7. distributed frequency spectrum management system according to claim 1, is characterized in that: described microprocessor II is atom E6xx processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680120.6A CN104717655B (en) | 2013-12-14 | 2013-12-14 | Distributed frequency spectrum management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680120.6A CN104717655B (en) | 2013-12-14 | 2013-12-14 | Distributed frequency spectrum management system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104717655A true CN104717655A (en) | 2015-06-17 |
| CN104717655B CN104717655B (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310680120.6A Expired - Fee Related CN104717655B (en) | 2013-12-14 | 2013-12-14 | Distributed frequency spectrum management system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202856743U (en) * | 2012-06-12 | 2013-04-03 | 北京科中高创新技术有限公司 | Double-system portable radio direction finding device |
| CN103116083A (en) * | 2013-01-23 | 2013-05-22 | 华中科技大学 | Very low frequency (VLF) / low frequency (LF) frequency range ground lightening detection positioning system |
| CN203299851U (en) * | 2013-05-30 | 2013-11-20 | 航天恒星科技有限公司 | Throwing-type data acquisition terminal system for monitoring and early warning |
-
2013
- 2013-12-14 CN CN201310680120.6A patent/CN104717655B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202856743U (en) * | 2012-06-12 | 2013-04-03 | 北京科中高创新技术有限公司 | Double-system portable radio direction finding device |
| CN103116083A (en) * | 2013-01-23 | 2013-05-22 | 华中科技大学 | Very low frequency (VLF) / low frequency (LF) frequency range ground lightening detection positioning system |
| CN203299851U (en) * | 2013-05-30 | 2013-11-20 | 航天恒星科技有限公司 | Throwing-type data acquisition terminal system for monitoring and early warning |
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| CN104717655B (en) | 2019-01-22 |
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Granted publication date: 20190122 Termination date: 20191214 |