CN206807791U - Ad Hoc Routing Protocols checking system based on BeagleBone Black - Google Patents
Ad Hoc Routing Protocols checking system based on BeagleBone Black Download PDFInfo
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- CN206807791U CN206807791U CN201720422720.6U CN201720422720U CN206807791U CN 206807791 U CN206807791 U CN 206807791U CN 201720422720 U CN201720422720 U CN 201720422720U CN 206807791 U CN206807791 U CN 206807791U
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- beaglebone
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- routing protocols
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Abstract
The utility model discloses a kind of Ad Hoc Routing Protocols based on BeagleBone Black to verify system, the self-organizing network being made up of the identical device node of multiple functions forms, connected between wherein each device node by wireless signal, each device node includes the data processor for being responsible for the processing of experimental data, it is responsible for the forwarding of experimental data and the wireless transceiver received, it is responsible for providing the sensor of experiment transceiving data, for the running status of display system and the display screen of parameter, it is responsible for providing electric energy and with good ambulant movable power source.Device node can be taken in scene on the spot and simulated using technical solutions of the utility model, by the authenticity and reliability of further lifting experimental data, the networking mode of simple and fast causes this system to have good application prospect.
Description
Technical field
It the utility model is related to mobile Ad-Hoc network fields, and in particular to a kind of based on BeagleBone-Black's
Ad-Hoc Routing Protocols verify system.
Background technology
Under the overall situation of global mobile network communication technology high-speed development, an important branch as its field ---
Mobile Ad-Hoc networks become the focus of industry specialists scholar's research already.Mobile Ad-Hoc networks are that one kind has specific use
Network structure.
Compared with conventional communication networks, Ad-Hoc networks do not have strict control centre, in ad hoc networks all knots
Point function phase is same, is the network of a complete peer-to-peer.Node coordinates respective behavior by agreement and special algorithm upon actuation,
Organize themselves into a separate network rapidly under the support of no any network equipment.The simple and quick advantage of networking causes Ad-
Hoc network is all widely used in fields such as sensor network, military communication, urgency communication services.
Due to the changeable characteristic of Ad-Hoc Network Mobilities so that the design optimization of Routing Protocol is always research emphasis.But
At this stage in the Improvement to Routing Protocol, researcher's majority still rest on it is theoretical with PC ends software emulation, and by
In real wireless communication scene, characteristics of radio channels is influenceed by many-sided condition, and Routing Protocol is only carried out
The software emulation at PC ends can not go out the performance of Routing Protocol by actual response comprehensively, while also there is following shortcoming:
1)Software emulation is carried out to the performance of Routing Protocol at PC ends, actual environment can be ignored:Such as geographical environment, other letters
The interference that number source, weather conditions or other uncertainties work Routing Protocol, therefore, obtained data can not be really and accurately
Reflect the performance of Routing Protocol.
2)The checking data of only one-sided software emulation so that the convincingness of data is inadequate, and experimental data is more unilateral,
Comprehensive, accurate detailed data can not be obtained.
3)The universality of simulation software is not high, not high to different protocol compatibilities.Use more complicated so that soft
The study threshold and learning cost of part are too high.
Utility model content
In view of the shortcomings of the prior art, the technical problem that the utility model solves is that how to solve only to carry out Routing Protocol
The software emulation at PC ends can not go out the performance issue of Routing Protocol by actual response comprehensively.
In order to solve the above technical problems, technical scheme provided by the utility model, which is one kind, is based on BeagleBone-Black
Ad-Hoc Routing Protocols checking system, the self-organizing network being made up of the identical device node of multiple functions forms, its
In connected by wireless signal between each device node, each device node includes:
Data processor, using BeagleBone-Black Open Source Platforms as hardware support, and transplantation scissors ruling system
Linux system supports as software, carries ARM Cortex-A8 dominant frequency and has reached 1GHz processor, in 512MB DDR3
Deposit and have abundant extensive interface, be responsible for the processing of experimental data;
Wireless transceiver, formed using Ralink RT3070 as wireless network card, the network interface card integrated MAC/BBP and 2.4G
RF one chips, it fully complies with IEEE 802.11n drafts 4.0 and 802.11 b of IEEE/g standards, is responsible for experimental data
Forwarding and reception;
Sensor, external camera extraction vision signal, infrared sensor extraction infrared signal, sound it can pass as needed
Sensor records voice signal, is responsible for providing experiment transceiving data;
Display screen, is 3.5 cun of LCD displays, running status and parameter for display system;
Movable power source, it is responsible for providing electric energy and there is good mobility.
The data processor is connected with wireless transceiver, display screen, movable power source respectively, and passes through nothing with sensor
Line signal is connected.
Working-flow is as follows:
The first step:The software systems kernel of device node is compiled on PC and removes module useless in kernel
Component carries out cutting compiling to kernel, and this measure can effectively reduce the lengthy and jumbled degree of software systems, improves system running speed, lifting
Performance.By in the BeagleBone-Black systems of compiled Kernel Porting to device node.Treat normally to start
After BeagleBone-Black (SuSE) Linux OS, corresponding LCD is installed drives and restart and light display screen.
Second step:The Ad-Hoc Routing Protocols verified will be needed to be transplanted in system and run, while by external wireless network
Card insertion enters the USB jack of BeagleBone-Black systems, for carrying out the radio transmission-receiving function of data.Configure wireless network card ginseng
Number enables the normal transceiving data of node, and the system initialization of whole equipment single node, which works, just to be completed.
3rd step:Out of doors on the spot in scene, while multiple equipment node is opened, route is run on multiple hardware nodes
Agreement, and it is Ad-Hoc to configure device node mode of operation.After a period of time, ordered after treating network stabilization by ping-x
The routing behavior of order observation respective nodes.
External environmental signals are collected using the external sensor of system simultaneously, are customized in corresponding slave node by opening upper strata
MessageSender softwares find and destination host and forwarded the external environmental signals of collection in a network automatically,
Destination host end can be with accurate reaction network Routing Protocol by opening the experimental data for the Test software records write
Performance indications, such as transmission delay, the packet loss of data end to end.
The beneficial effect obtained using the technical solution of the utility model:
1st, in the case where resting on theoretical research and software emulation conventional routing protocols, the hardware system of design can be with more
Simply and easily the Routing Protocol transplanting of design optimization is got on, has system bulk small, low in energy consumption, researcher can be facilitated to exist
Equipment is taken in actual scene to the performance for the Routing Protocol for verifying institute's Improvement.
2nd, whole hardware system node carries a processor for having reached 1GHz based on ARM Cortex-A8 dominant frequency,
512MB DDR3 internal memories, and abundant extensive interface make it that performance is very excellent.Data-handling capacity is entirely capable of reaching and wanted
Ask.
3rd, system overall volume only has size as mobile phone, can more conform to mobility and the polytropy of MANET, just
In take equipment in actual scene to research.
4th, in terms of system software, Linux it is free, increase income, the advantage such as professional platform independence, researcher can be facilitated to be opened up
Malleability is worked, and different upper layer software (applications)s, the checking to performance of route protocol can be customized above according to different experiment demands
Can be more comprehensively accurate.
Brief description of the drawings
Fig. 1 is Tthe utility model system structural model figure;
Fig. 2 is the tables of equipment node structure schematic diagram of composition system.
Embodiment
The utility model is illustrated with reference to the accompanying drawings and examples, but is not to restriction of the present utility model.
Fig. 1 shows Tthe utility model system structural model, Ad-Hoc Routing for On-Demand Protocol in MANET checking system structure model
As shown in figure 1, whole network is made up of a number of device node with sensor, Ad-Hoc is run on these device nodes
Routing Protocol can carry out the experimental verification of performance of route protocol with rapid networking.It is not any in whole cordless communication network
The support of wired basis equipment, all device nodes are made up of the main frame of single movement, and all single nodes are in a network
Equal, each node possesses the function of receiving data and routing forwarding, and network possesses multi-hop, non-stop layer, distributed
Feature, presence of the whole communication network independent of any one node.Any node goes offline all without the communication to network
Function impacts, and network self-organizing and can rebuild routing table and enter row data communication rapidly.
Fig. 2 shows device node structural representation, being tested for Ad-Hoc network routing protocols designed by the utility model
Card system is exactly that the self-organizing network being made up of the identical device node of multiple functions forms.Each device node is divided into several
Individual major part:BeagleBone-Black hardware systems, carry ARM Cortex-A8 1GHz processor, 512MB
DDR3 internal memories enable system efficient high-speed processing data business.Ralink RT3070 carry out data transmit-receive as wireless network card,
The integrated MAC/BBP and 2.4G RF one chips of the network interface card, it fully complies with IEEE 802.11n drafts 4.0 and IEEE
802.11 b/g standards, highly reliable, low cost, feature-rich wireless connection can be provided.3.5 cun of LCD displays, it is convenient aobvious
Show the running status and parameter of system.And be equipped with one block of external mobile power supply and powered for node, while device node is possessed
Good mobility.
Working-flow is as follows:
The first step:The software kernel of device node is compiled on PC and removes modular assembly useless in kernel
Cutting compiling is carried out to kernel, this measure can effectively reduce the lengthy and jumbled degree of software systems, improve system running speed, enhancing
Energy.By in the BeagleBone-Black systems of compiled Kernel Porting to device node.Treat normally to start BeagleBone-
After Black (SuSE) Linux OS, corresponding LCD is installed drives and restart and light display screen.
Second step:The Ad-Hoc Routing Protocols verified will be needed to be transplanted in system and run, while by external wireless network
Card insertion enters BeagleBone-Black system USB jacks, for the radio transmission-receiving function through row data.Configure wireless network card parameter
Enable the normal transceiving data of node, the system initialization work of whole equipment single node, which becomes, to be completed.
3rd step:In one a length of 100 meters, a width of 30 meters of outdoor scene on the spot, while multiple equipment node is opened,
Routing Protocol is run on multiple hardware nodes, and it is Ad-Hoc to configure device node mode of operation.Enter after a while, treat net
The routing behavior of observation respective nodes is ordered after network is stable by ping-x.Simultaneously using the external sensor of system
External environmental signals are collected, this sensor can be any kind of signal pickup assembly, and signal is gathered from shock sensor,
Being found in a network automatically in corresponding slave node by opening the MessageSender softwares that upper strata customizes destination host and will search
The vibration signal of collection is forwarded, can be with standard by opening the experimental data for the Test software records write at destination host end
The performance indications of true reaction network Routing Protocol, such as transmission delay, the packet loss of data end to end.
Compared with prior art, device node can be taken in scene on the spot and simulated using technical solutions of the utility model, will
The authenticity and reliability of experimental data are further lifted, the networking mode of simple and fast causes this system to have application well
Prospect.
The utility model is described in detail above in association with drawings and examples, but the utility model is not limited to be retouched
The embodiment stated.To those skilled in the art, it is right in the case where not departing from principle of the present utility model and spirit
These embodiments carry out various change, modification, replacement and modification and still fallen within the scope of protection of the utility model.
Claims (5)
- A kind of 1. Ad-Hoc Routing Protocols checking system based on BeagleBone-Black, by no less than the 2 complete phases of function The self-organizing network composition that same device node is formed, wherein being connected between each device node by wireless signal, Mei Geshe Slave node includes:Data processor, using BeagleBone-Black Open Source Platforms as hardware support, and the Linux systems of transplantation scissors ruling system System supports as software, carries the processor that ARM Cortex-A8 dominant frequency has reached 1GHz, and 512MB DDR3 internal memories simultaneously have rich Rich extensive interface, it is responsible for the processing of experimental data;Wireless transceiver, formed using Ralink RT3070 as wireless network card, the integrated MAC/BBP and 2.4G RF of the network interface card are mono- One chip, it fully complies with IEEE 802.11n drafts 4.0 and 802.11 b of IEEE/g standards, is responsible for turning for experimental data Hair and reception;Display screen, is 3.5 cun of LCD displays, running status and parameter for display system;The data processor is connected with the wireless transceiver, sensor, display screen respectively, it is characterised in that:Also include passing Sensor, the sensor are connected with the data processor, are responsible for collecting external environmental signals and provide experiment transceiving data.
- 2. the Ad-Hoc Routing Protocols checking system according to claim 1 based on BeagleBone-Black, its feature It is:The sensor is the external camera that can provide vision signal.
- 3. the Ad-Hoc Routing Protocols checking system according to claim 1 based on BeagleBone-Black, its feature It is:The sensor is the infrared sensor that can provide infrared signal.
- 4. the Ad-Hoc Routing Protocols checking system according to claim 1 based on BeagleBone-Black, its feature It is:The sensor is the sound transducer that can provide voice signal.
- 5. the checking of the Ad-Hoc Routing Protocols based on the BeagleBone-Black system according to any one of Claims 1-4 System, it is characterised in that:Also include movable power source, the movable power source is responsible for providing electric energy and has good mobility.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107071813A (en) * | 2017-04-21 | 2017-08-18 | 桂林电子科技大学 | Ad Hoc Routing Protocols checking system based on BeagleBone Black |
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Cited By (1)
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CN107071813A (en) * | 2017-04-21 | 2017-08-18 | 桂林电子科技大学 | Ad Hoc Routing Protocols checking system based on BeagleBone Black |
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CF01 | Termination of patent right due to non-payment of annual fee |
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