CN202143217U - Communication equipment based on mobile self-networking technology - Google Patents
Communication equipment based on mobile self-networking technology Download PDFInfo
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- CN202143217U CN202143217U CN201120207159U CN201120207159U CN202143217U CN 202143217 U CN202143217 U CN 202143217U CN 201120207159 U CN201120207159 U CN 201120207159U CN 201120207159 U CN201120207159 U CN 201120207159U CN 202143217 U CN202143217 U CN 202143217U
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Abstract
The present utility model relates to communication equipment based on the mobile self-networking technology. The communication equipment is characterized in that the communication equipment comprises a self-networking control module, a filter module, a transceiver module, a frequency converter module and an antenna module, the self-networking control module is respectively connected with the filter module, the transceiver module and the frequency converter module in the control way, the filter module is connected with the transceiver module in the communication way, the transceiver module is connected with the frequency converter module in the communication way, and the antenna module is connected with the frequency converter module in the emission way. The communication equipment based on the mobile self-networking technology is reasonable in design and provided with the mobile self-networking function, and can be used for solving the broadband network communication problem in the extreme situations with great disasters occurring or without public network coverage. The communication equipment is small in volume, low in consumption, convenient in use and flexible in networking, a faster and more stable access speed can be provided, and the equipment can suit various complex environments and satisfy emergency communication demands of various aspects.
Description
Technical field
The utility model belongs to the self-organized network communication equipment and technology, concrete relates to a kind of communication equipment based on the mobile ad hoc network technology that is applicable to emergency communication.
Background technology
Mobile ad hoc network MANET (Mobile Ad Hoc Networks) is also referred to as mobile mesh network (Mobile Mesh) or packet radio (Packet Radio); Being the advanced technology that derives from military wireless communication field, is that the network configuration with " multi-hop (Multi-hop) " is different from traditional wireless network.The most representative is that ARPA (DARPA) the reliable Tactical Mobile communication system of leading development is used for digital battlefield (1997～2003 years).
Mobile ad hoc network adopts distributed computing technology, does not have the management of center control nodes, does not rely on other any wire communication infrastructure, for the network service under the extreme case of no public network covering provides the necessary guarantee means.Under equipment power-on and situation about opening; The equipment that it closes on around searching for automatically, and set up communication network voluntarily, a communication node of network is through automatic relay and other node communications of neighbor node; Information source can be selected effectively and the communication path of optimizing according to the state and the position of each node in the networking voluntarily in the network simultaneously; Some node or link occurs fault in network, other nodes can also continue communication, and each node can move at any time; Shift one's position; Also can increase and decrease interstitial content at any time, be highly suitable under the situation that great disaster takes place or do not have infrastructure such as base station broadband connections is provided, collaborative finishing the work.
The utility model content
It is a kind of reasonable in design that the utility model provides, and possesses the communication equipment based on the mobile ad hoc network technology of mobile ad hoc network function, and it can solve the broadband network communication problem under the extreme case that great disaster takes place or do not have the public network covering.This communication equipment volume is little, low in energy consumption, easy to use, networking flexibility, and faster more stable access speed can be provided, and can adapt to various complex environments, satisfy many-sided emergency communication demand.
The technical scheme that the utility model adopted is following:
A kind of communication equipment based on the mobile ad hoc network technology; It is characterized in that said communication equipment comprises MANET control module, filter module, Transceiver Module, frequency converter module and Anneta module; Said MANET control module and said filter module, Transceiver Module and frequency converter module be control connection respectively; Filter module is communicated by letter with said Transceiver Module and is connected, and Transceiver Module is connected with the frequency converter module communication, and said Anneta module is connected with the emission of frequency converter module.
In the embodiment, said frequency converter module is communicated by letter with Anneta module through a power amplifier module and is connected.
In one execution mode, said MANET control module is made up of intelligent radio link sensing module, gradient routing selecting module and multi-hop Adaptive Transmission module three parts.
Should be mainly the mobile ad hoc network node based on the MANET control module of the technological communication equipment of mobile ad hoc network Route Selection and basis for estimation were provided, and filter module and frequency converter module are adjusted and controlled; Filter module mainly carries out LPF with the analog baseband signal that Transceiver Module sends, and then is sent to the MANET control module and handles, and filter range is set and controlled by the MANET control module; Transceiver Module mainly is the spectrum transformation of accomplishing analog baseband signal and radiofrequency signal, and radiofrequency signal input and output part all links to each other with the frequency converter module; The frequency converter module mainly is with radiofrequency signal conversion operating frequency, is managed by the MANET control module; Power amplifier module mainly is the peak power output that promotes mobile ad hoc network equipment, and the radiofrequency signal after the frequency conversion is launched through Anneta module.
The MANET control module can be made up of intelligent radio link sensing module, gradient routing selecting module, three parts of multi-hop Adaptive Transmission module; Solve networking of fully-automatic intelligent multi-hop and adaptive problem under the extreme case that no public network covers, form a movably ad-hoc communication network.Intelligent radio link sensing module is mainly accomplished the monitoring of network environment situation and is found out, and through the variation of quick cognitive radio channel, the control physical layer realizes Adaptive Modulation, to make full use of channel resource high as far as possible message transmission rate is provided.The gradient routing selecting module is based on the link quality parameter that obtains in the intelligent radio link sensing module; After system obtains complete radio link quality data; To be used as local forward-path with this and select foundation through calculating the comprehensive weights that obtain different routes.Multi-hop Adaptive Transmission mould is when network state or topological structure change; According to the evaluation of the monitoring information of intelligent radio link sensing module and gradient routing selecting module to link-quality; The route jumping figure is carried out the self adaptation adjustment, continue to keep the stable and available of network configuration with this.
The beneficial effect of the utility model is that it was reasonable to be somebody's turn to do based on the design of communication equipments of mobile ad hoc network technology, possessed the mobile ad hoc network function, and it can solve the broadband network communication problem under the extreme case that great disaster takes place or do not have the public network covering.This communication equipment volume is little, low in energy consumption, easy to use, networking flexibility, and faster more stable access speed can be provided, and can adapt to various complex environments, satisfy many-sided emergency communication demand.
Below in conjunction with accompanying drawing and embodiment the utility model is done further elaboration.
Description of drawings
Fig. 1 is the composition frame diagram of the utility model embodiment.
Fig. 2 is the routing logic structure chart of MANET control module in the utility model embodiment.
Embodiment
As depicted in figs. 1 and 2, should form by MANET control module, filter module, Transceiver Module, frequency converter module, power amplifier module and Anneta module based on the communication equipment of mobile ad hoc network technology.MANET control module and said filter module, Transceiver Module and frequency converter module be control connection respectively; Filter module is communicated by letter with said Transceiver Module and is connected; Transceiver Module is connected with the frequency converter module communication, and the device module is communicated by letter with Anneta module through a power amplifier module and is connected frequently.The MANET control module is made up of intelligent radio link sensing module, gradient routing selecting module and multi-hop Adaptive Transmission module three parts.
The Anneta module of this communication equipment sends to the frequency converter module with the radiofrequency signal that receives, and with radiofrequency signal conversion operating frequency, managed and set by the MANET control module by concrete operating frequency according to user demand for the frequency converter module; Radiofrequency signal after the frequency conversion converts radiofrequency signal into analog baseband signal through Transceiver Module; And then be sent to filter module; Analog baseband signal is carried out LPF, redispatch to the MANET control module after the interference signal outside the filtering channel strip, the MANET control module is responsible for accomplishing baseband signal A/D conversion; And data are handled, accomplish Data Receiving.When sending data; The MANET control module is carried out the D/A conversion with baseband signal; Then analog baseband signal is sent to Transceiver Module, Transceiver Module converts analog baseband signal into radiofrequency signal, passes through the frequency converter module again with radiofrequency signal conversion operating frequency; The radiofrequency signal of last power amplifier module after with frequency conversion carried out power amplification, launches through Anneta module.
The MANET control module is made up of intelligent radio link sensing module, gradient routing selecting module and multi-hop Adaptive Transmission module.Through three module cooperative work, can solve the optimum networking problem of fully-automatic intelligent under the mode of no center, and support multi-hop and adapt to fast-changing network topology, realize the function of self-organizing, self-configuring and self-healing, form a movably self-organizing network.Intelligent radio link sensing module can send the packets of information of fixed qty in one-period, accomplish statistics and exchange to link quality information with adjacent mobile ad hoc network communication equipment.Through butt joint packet receiving and the ratio of sending bag; The degree of losing of inferential information bag; Calculate link-quality based on this, accomplish the monitoring of network environment situation and find out, intelligent radio link sensing module is through the variation of quick cognitive radio channel; Control OFDM physical layer realizes Adaptive Modulation, to make full use of channel resource high as far as possible message transmission rate is provided.The gradient routing selecting module is based on the link quality parameter that obtains in the intelligent radio link sensing module; After system obtains complete radio link quality data; To be used as local forward-path with this and select foundation through calculating the comprehensive weights that obtain different routes.A series of technology such as avoid to realize that dynamic gradient paths selects and transfer of data through neighbours' discovery and maintenance, gradient maintenance update, route loop; And keep alap protocol overhead; Guarantee that route switches in Millisecond, and traditional route technology or its improved procedure can not guarantee lower protocol overhead when supporting high-speed mobile.Multi-hop Adaptive Transmission module is characterized in that under mobile communication environment; Network state or topological structure may change at any time; Multi-hop Adaptive Transmission module can recomputate and recover the ambient network topology information; The route jumping figure is carried out the self adaptation adjustment, and form the wave beam of a locking communication user, continue to keep the stable and available of network configuration with this.If do not use route recovery and adapt to such technology, the route control information will be the center with the source point, and fixedly maximum hop count is the interior diffusion of great circle scope of radius, reduces the transmission performance of wireless network.
Claims (3)
1. communication equipment based on mobile ad hoc network technology; It is characterized in that said communication equipment comprises MANET control module, filter module, Transceiver Module, frequency converter module and Anneta module; Said MANET control module and said filter module, Transceiver Module and frequency converter module be control connection respectively; Filter module is communicated by letter with said Transceiver Module and is connected; Transceiver Module is connected with the frequency converter module communication, and said Anneta module is connected with the emission of frequency converter module.
2. the communication equipment based on mobile ad hoc network technology according to claim 1 is characterized in that said frequency converter module is communicated by letter with Anneta module through a power amplifier module to be connected.
3. the communication equipment based on mobile ad hoc network technology according to claim 1 is characterized in that said MANET control module is made up of intelligent radio link sensing module, gradient routing selecting module and multi-hop Adaptive Transmission module three parts.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120207159U CN202143217U (en) | 2011-06-20 | 2011-06-20 | Communication equipment based on mobile self-networking technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201120207159U CN202143217U (en) | 2011-06-20 | 2011-06-20 | Communication equipment based on mobile self-networking technology |
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| CN202143217U true CN202143217U (en) | 2012-02-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102970773A (en) * | 2012-12-06 | 2013-03-13 | 北京华胜天成信息技术发展有限公司 | Mesh wireless network communication module |
| CN106302580A (en) * | 2015-05-21 | 2017-01-04 | 北京大学 | Multi-hop wifi:wifi multi-hop networking technology |
| CN111756399A (en) * | 2020-06-19 | 2020-10-09 | Oppo广东移动通信有限公司 | Radio frequency circuit and electronic equipment |
-
2011
- 2011-06-20 CN CN201120207159U patent/CN202143217U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102970773A (en) * | 2012-12-06 | 2013-03-13 | 北京华胜天成信息技术发展有限公司 | Mesh wireless network communication module |
| CN102970773B (en) * | 2012-12-06 | 2016-04-27 | 北京华胜天成信息技术发展有限公司 | A kind of Mesh wireless network communication module |
| CN106302580A (en) * | 2015-05-21 | 2017-01-04 | 北京大学 | Multi-hop wifi:wifi multi-hop networking technology |
| CN111756399A (en) * | 2020-06-19 | 2020-10-09 | Oppo广东移动通信有限公司 | Radio frequency circuit and electronic equipment |
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