CN104717655B - Distributed frequency spectrum management system - Google Patents
Distributed frequency spectrum management system Download PDFInfo
- Publication number
- CN104717655B CN104717655B CN201310680120.6A CN201310680120A CN104717655B CN 104717655 B CN104717655 B CN 104717655B CN 201310680120 A CN201310680120 A CN 201310680120A CN 104717655 B CN104717655 B CN 104717655B
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- CN
- China
- Prior art keywords
- module
- microprocessor
- host computer
- direction finding
- frequency
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- 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.)
- Expired - Fee Related
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Classifications
-
- 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
-
- 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 kind of distributed frequency spectrum management system, it includes host computer and at least two slave computers, host computer includes microprocessor I, and microprocessor I is connected with display module, data fusion module, network module I respectively by bus interface, and data fusion module is connected with network module I；Slave computer includes microprocessor II, microprocessor II is connected with signal emission module, time synchronization module, direction finding receiving module, Anneta module and network module II respectively by bus interface, time synchronization module is connected by direction finding receiving module with Anneta module, and Anneta module is connected with signal emission module；The network module I of host computer is connected by cable with the network module II of slave computer.It can not only combine radio waves propagation model, the influence of the factors such as quantitative analysis earth's surface building, city size, environmental change also can carry out accurate quickly positioning to the frequency of unauthorized in region, super-large city housing-group close quarters, border area and the related sea area that fixed monitoring station does not cover.
Description
Technical field
The present invention relates to one of a kind of field of wireless communication more particularly to a kind of field of wireless communication distributed frequency spectrums
Management system.
Background technique
Radio technology is that contemporary development is most rapid, one of most widely used, the most brilliant new and high technology of achievement, it promotes
The raising of social productive forces and the transformation of development pattern are pushing socio-economic development and national defense construction, are improving the people's livelihood
Etc. play increasingly important role.The Radio Spectrum Resource strategic resource important as country, is to push wirelessly
The most critical element of electric business development.
With socio-economic development, rapid growth is needed to provide radio-frequency spectrum by the demand to Radio Spectrum Resource
Source is effectively managed, but the frequency for having authorized, and the prior art cannot be effectively combined radio waves propagation model, quantitative analysis
The influence of the factors such as earth's surface building, city size, environmental change；For the frequency of unauthorized, the prior art is supervised fixed
Region that survey station does not cover, in super-large city housing-group close quarters, in border area and related sea area, not can be carried out accurate fast
Speed positioning.
Summary of the invention
The object of the invention is that provide a kind of distributed frequency spectrum management system, with solve can be in background technique
The frequency of authorization carries out link analytical calculation, and unlicensed frequency can be accurately positioned in certain specific regions.
To achieve the above object, the invention adopts the following technical scheme:
The present invention includes host computer and at least two slave computers, and host computer includes microprocessor I, and microprocessor I passes through total
Line interface is connected with display module, data fusion module, network module I respectively, and data fusion module is connected with network module I；
Slave computer includes microprocessor II, microprocessor II by bus interface respectively with signal emission module, time synchronization module, survey
It is connected to receiving module, Anneta module with network module II, time synchronization module passes through direction finding receiving module and Anneta module phase
Even, Anneta module is connected with signal emission module；The network module I of host computer passes through II phase of network module of cable and slave computer
Even.
The host computer further includes gsm module, and gsm module is connected by USB interface with microprocessor I.
The display module is light-emitting diode display.
The memory module is electric board.
The microprocessor I is atom N455 processor.
The microprocessor I is atom D525 processor.
The microprocessor II is atom E6xx processor.
Compared with prior art, a host computer and Duo Tai slave computer are deployed in reasonable position, Neng Goujie by the present invention
Radio waves propagation model is closed, for the frequency authorized, the factors such as quantitative analysis topography and geomorphology, seasonal climate, city rural area, science
Predict link load；It can be directed to the frequency of unauthorized, in the region that fixed monitoring station does not cover, close in super-large city housing-group
Collect region, in border area and related sea area, accurate quickly positioning is carried out to the frequency of unauthorized.
Detailed description of the invention
Fig. 1 is the block diagram of the principle of the present invention.
Specific embodiment
As shown in Figure 1, the present invention includes host computer and at least two slave computers, host computer includes microprocessor I, micro process
Device I is connected with display module, data fusion module, network module I respectively by bus interface, data fusion module and network mould
Block I is connected；Slave computer includes microprocessor II, and microprocessor II is same with signal emission module, time respectively by bus interface
Step module, direction finding receiving module, Anneta module are connected with network module II, and time synchronization module passes through direction finding receiving module and day
Wire module is connected, and Anneta module is connected with signal emission module；The microprocessor I is atom N455 processor, or to insult
Dynamic D525 processor, microprocessor II are atom E6xx processor, and in addition to this, microprocessor I and microprocessor II can also roots
Other processors are chosen according to actual needs.
The network module I of host computer is connected by cable with the network module II of slave computer；Microprocessor I is connect by bus
Mouth circuit can carry out centralized control to display module, data fusion module, memory module, gsm module, network module I；Micro process
Device II by bus interface circuit can to transmitting module, direction finding receiving module, time synchronization module, Anneta module, network module,
Carry out centralized control.
As an improvement of the present invention: the host computer further includes gsm module, and gsm module passes through USB interface and microprocessor
I is connected, and the setting of gsm module is convenient for remotely monitoring forecast, after the frequency of unauthorized is accurately positioned, to user
SMS is sent, reports positioning result.
Display module for human-computer interaction is light-emitting diode display, and light-emitting diode display can not only be by test data, positioning result
It is shown, and its small power consumption, electricity can be saved；Visual angle is big, checks convenient for staff.
Memory module for storing test data is electric board, and compared with other memory modules, electric board performance is stablized,
Test data can effectively be saved.
The present invention is better understood in order to facilitate technical staff, now data fusion module, the signal in the present invention are emitted
Module, direction finding receiving module, time synchronization module, Anneta module are introduced respectively.
Data fusion module formats test data, communication protocol, makes itself and the monitoring of existing electromagnetic spectrum
Equipment is consistent, and reduces the isomerism of monitoring device, convenient for carrying out fusion treatment to multi-source information.
Signal emission module generates corresponding signal according to the frequency authorized, cooperates with another slave computer, in earth's surface
When building, city size, environmental factor change, radio waves propagation model is corrected in the variation of measuring signal size, carries out link
Estimation prediction need to have larger output power range, such as power bracket is -130dBm~40dBm.
Direction finding receiving module measures direction finding for the frequency of unauthorized, cooperates with another slave computer, carries out direction finding
Cross bearing.
Time synchronization module, using the clock synchronizing method based on Network Time Protocol, the clock for realizing system is synchronous, guarantees
Temporal correlation between each test data.
Anneta module, including transmitting antenna, Beidou GPS antenna, direction-finder antenna are respectively used to radiation test signal, receive
Standard clock signal, the frequency signal for receiving unauthorized.
Network module, for connecting upper computer and lower computer, use is wired, wireless two ways ensures a host computer,
Communication between multiple slave computers.
Working principle of the present invention is as follows:
For having authorized the link prediction of frequency, first by the signal emission module of a slave computer in the frequency authorized
Rate, the constant test signal of transmission power；Then by the practical big of the direction finding receiving module measuring signal of an other slave computer
It is small；Finally by host computer according to test result, in conjunction with radio waves propagation model, quantitative analysis earth's surface building, city size, environment become
The influence of the factors such as change carries out scientific forecasting to the link load for having authorized frequency.
For the frequency of unauthorized, direction finding is carried out by the direction finding receiving module of a slave computer first, obtains the one of frequency
A orientation；Then direction finding is carried out by the direction finding receiving module of an other slave computer, obtains another orientation of frequency；Finally by
Host computer calculates the accurate location of unlicensed frequency using Cross Locating Algorithm according to test result.
Claims (6)
1. a kind of distributed frequency spectrum management system, it is characterised in that: it includes host computer and at least two slave computers, host computer packet
Microprocessor I is included, microprocessor I is connected with display module, data fusion module, network module I respectively by bus interface, number
It is connected according to Fusion Module with network module I；Slave computer includes microprocessor II, microprocessor II by bus interface respectively with letter
Number transmitting module, time synchronization module, direction finding receiving module, Anneta module are connected with network module II, and time synchronization module is logical
It crosses direction finding receiving module to be connected with Anneta module, Anneta module is connected with signal emission module；The network module I of host computer passes through
Cable is connected with the network module II of slave computer；
For having authorized the link prediction of frequency, first by the signal emission module of a slave computer in the frequency authorized, hair
Penetrate the test signal of power invariability；Then by the actual size of the direction finding receiving module measuring signal of an other slave computer；Most
Afterwards by host computer according to test result, in conjunction with radio waves propagation model, quantitative analysis earth's surface building, city size, environmental change
It influences, scientific forecasting is carried out to the link load for having authorized frequency；For the frequency of unauthorized, first by slave computer
Direction finding receiving module carries out direction finding, obtains an orientation of frequency；Then by the direction finding receiving module of an other slave computer into
Row direction finding obtains another orientation of frequency；Finally calculated according to test result using Cross Locating Algorithm by host computer
The accurate location of unlicensed frequency.
2. distributed frequency spectrum management system according to claim 1, it is characterised in that: the host computer further includes GSM mould
Block, gsm module are connected by USB interface with microprocessor I.
3. distributed frequency spectrum management system according to claim 1, it is characterised in that: the display module is that LED is shown
Device.
4. distributed frequency spectrum management system according to claim 1, it is characterised in that: the microprocessor I is atom
N455 processor.
5. distributed frequency spectrum management system according to claim 1, it is characterised in that: the microprocessor I is atom
D525 processor.
6. distributed frequency spectrum management system according to claim 1, it is characterised in that: the 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 CN104717655A (en) | 2015-06-17 |
| CN104717655B true CN104717655B (en) | 2019-01-22 |
Family
ID=53416515
Family Applications (1)
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104717655B (en) |
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104717655A (en) | 2015-06-17 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20191214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |