CN107920380A - A kind of network-building method and system based on mesh networks - Google Patents
A kind of network-building method and system based on mesh networks Download PDFInfo
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- CN107920380A CN107920380A CN201711190275.6A CN201711190275A CN107920380A CN 107920380 A CN107920380 A CN 107920380A CN 201711190275 A CN201711190275 A CN 201711190275A CN 107920380 A CN107920380 A CN 107920380A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
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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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Abstract
The present invention relates to wireless networking technology, more particularly to a kind of network-building method and system based on mesh networks, network-building method of the one of which based on mesh networks, including first kind network father node and first kind network child node；Under mesh networks are in running order, each first kind network child node reads the routing table of presently described first kind network child node and reports to and the matched first kind network father node of presently described first kind network child node；Presently described first network father node carries out network establishment according to the routing table.In the present invention, the uplink route between first kind network father node and each first kind network child node can be fixed, after uplink is route by fixation, each network node only needs to safeguard that downlink is route, because downstream routing maintenance is relatively easy, so the maintenance cost of the route of whole mesh networks is greatly reduced by above-mentioned network-building method.
Description
Technical field
The present invention relates to wireless networking technology, more particularly to a kind of network-building method and system based on mesh networks.
Background technology
Wireless Mesh Networks abbreviation WMN, are wireless mesh networks, that is, support multi-multipoint wireless network
Shape network, wireless mesh network are a kind of new broadband wireless network structures.WMN is separated from mobile Ad hoc network,
And the new network technology of part WLAN technologies is followed.Mesh networks are " multi-hop (multi-hop) " networks, can
To realize that the precondition of Wireless Mesh (wireless network grid) route is to need each mesh nodes to be interconnected first in physical layer
Get up, then mesh routing algorithms select most suitable transmission path in these physical layer links, and WMN is that one kind is highly reliable, extensively covers
The wlan network of lid, is the radio area network that one kind is very suitable for covering large area open zone city (including outdoor and indoor)
Solution.In recent years, the global radio communication technology achieves development and application at full speed, the nothing based on the mesh network architectures
Line communication technology has also obtained significant progress.At present, existing numerous scientific research institutions are carrying out wireless mesh network both at home and abroad
Research, and have issued for the agreement of many mesh networkings.These relevant agreements define the networking side of mesh networks
Formula.But the transmission channel that mesh networks there are is unstable, during not stopping change in position, it is easier to produce what is gone offline
Defect.
The Chinese invention patent of application number CN201010153528.4 discloses one kind and is based on quick group of the mesh network architectures
The routing maintenance method of net is by means of mesh network architecture networking terminals and is realized with (SuSE) Linux OS, described
Include route maintainer, route exploration cycle timer and route reception response in mesh network architecture networkings terminal and wait timing
Device, by routeing the work of maintainer device, dynamic adjusts the route exploration cycle, enhances the effective of routing table information in system
Property, by fast and efficiently establishing, maintaining and deleting relevant route, reach the mesh for improving wireless mesh network networking speed
's.But the network route involved in such a routing maintenance method based on mesh network architecture quickly networkings is relatively multiple
It is miscellaneous, it is of a relatively high to the maintenance cost of route.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of network-building method and system based on mesh networks, purport
The cost for the maintenance routeing is being reduced, is improving the efficiency of transmission of data, specifically：
On the one hand, the present invention provides a kind of network-building method based on mesh networks, wherein, including first kind network father node
With first kind network child node；
Under mesh networks are in running order, each first kind network child node reads presently described first kind net
The routing table of string bag node simultaneously reports to and the matched first kind network father node of presently described first network child node；
Presently described first network father node carries out network establishment according to the routing table.
Preferably, above-mentioned a kind of network-building method based on mesh networks, wherein the first kind network child node is straight
First kind network child node and/or indirect first kind network child node are connect, each first kind network child node reads current
The routing table of the first kind network child node simultaneously reports to and the matched first kind of presently described first network child node
Network father node specifically includes：
Step S21, it is matched with the first kind network child node to judge whether current first kind network child node has
The first kind network father node；
Step S22, have and the first kind network child node matched described the in current first kind network child node
Under a kind of network father node state, it is direct first kind network child node to judge presently described first kind network child node, described
Direct first kind network child node reports the routing table to presently described first kind network father node.
Preferably, above-mentioned a kind of network-building method based on mesh networks, wherein the first kind network child node is also wrapped
Include indirect first kind network child node；
Step S31, do not have in current first kind network child node matched with the first kind network child node indirectly
Under the first kind network father node state；It is indirect first kind network child node to judge current first kind network child node, on
The routing table of presently described first kind network child node indirectly is reported to be matched as presently described first kind network child node indirectly
Last layer first kind network child node,
Step S32, judge whether first kind network child node described in last layer is the directly first network child node；
Step S33, in the state of first kind network child node described in last layer is direct first kind network child node, hold
Row step S22.
Preferably, above-mentioned a kind of network-building method based on mesh networks, further includes,
Step S34, in the state of first kind network child node described in last layer is indirect first kind network child node,
Using last layer first kind network child node as the first kind network child node, and perform step S31.
On the other hand, the present invention provides a kind of group network system based on mesh networks again, wherein, including first kind network father
Node, first kind network child node and the second class network node；
The second class network node connects the first kind network child node so that the second class network node and institute
State and realize data interaction between first kind network child node；
The first kind network father node connects the first kind network child node so that the first kind network father node
Data interaction is realized between the first kind network child node.
Preferably, the above-mentioned group network system based on mesh networks, wherein, the first kind network child node is direct the
A kind of network child node and/or indirect first kind network child node, the directly first kind network child node connection described first
Class network father node.
Preferably, the above-mentioned group network system based on mesh networks, wherein, between the first kind network child node further includes
Connect first kind network child node, the connection of the first kind network child node indirectly directly first kind network child node or upper one
The layer first kind network child node indirectly.
Preferably, the above-mentioned group network system based on mesh networks, wherein, the first kind network father node and described
A kind of network child node includes at least WI-FI soft AP interfaces and WI-FI station interfaces.
Preferably, the above-mentioned group network system based on mesh networks, wherein, the second class network node includes WI-FI
Station interfaces.
Compared with prior art, it is an advantage of the invention that：
In the present invention, using above-mentioned network-building method, the routing table of each first kind network child node reports to first
After class network father node, you can the upper walking along the street between fixed first kind network father node and each first kind network child node
By after uplink is route by fixation, each network node only needs to safeguard that downlink is route, because downstream routing safeguards letter relatively
It is single, so the maintenance cost of the route of whole mesh networks is greatly reduced by above-mentioned network-building method.
Brief description of the drawings
Fig. 1 provides a kind of structure diagram based on mesh networks for the present invention；
Fig. 2 provides a kind of structure diagram based on mesh networks for the present invention；
Fig. 3 provides a kind of flow diagram based on mesh networking methods for the present invention；
Fig. 4 provides a kind of structure diagram based on mesh network constructing systems for the present invention.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
It illustrate only part related to the present invention rather than entire infrastructure in description, attached drawing.
As shown in Figure 1, the present invention provides a kind of network-building method structure diagram based on mesh networks, wherein, including the
A kind of network father node and the first kind network child node 1, first kind network child node 2 ... first kind network child node n；
Step S110, under mesh networks are in running order, each first kind network child node reads current institute
State the routing table of first kind network child node and report to and the matched first kind net of presently described first network child node
Network father node；Specifically, first kind network child node 1, first kind network child node 2 ... first kind network child node n difference
The routing table of each first kind network node is reported to first kind network father node；As further preferred embodiment, often
One first kind network node can periodically report routing table to first kind network father node, also can random reported routing table to first
Class network father node, is not particularly limited herein.
Step S120, presently described first network father node carries out network establishment, specifically, first according to the routing table
Class network father node is according to the routing table of first kind network child node 1, routing table ... the first kind of first kind network child node 2
The routing table of network child node n would know that the routing state of each child node.
In the present invention, using above-mentioned network-building method, the routing table of each first kind network child node reports to first
After class network father node, you can the upper walking along the street between fixed first kind network father node and each first kind network child node
By after uplink is route by fixation, each node only needs to safeguard that downlink is route, it is well known that downstream routing safeguards phase
To simple, so the maintenance cost of the route of whole mesh networks is greatly reduced by above-mentioned network-building method.
As further preferred embodiment, a kind of above-mentioned network-building method based on mesh networks, as shown in Fig. 2, with
Exemplified by first kind network child node 1, wherein the first kind network child node 1 include direct first kind network child node 11,
Connect first kind network child node 111, indirect first kind network child node 112, indirect first kind network child node 113 and indirect
Next layer network child node 1121 of a kind of network child node 112, in performing in step S110, each first kind network is sub
Node reads the routing table of presently described first kind network child node and reports to and matched with presently described first network child node
The first kind network father node specifically include：
As shown in figure 3, step S21, judge current first kind network child node whether have and the first kind network
The first kind network father node of node matching；
Step S22, have and the first kind network child node matched described the in current first kind network child node
Under a kind of network father node state, it is direct first kind network child node to judge presently described first kind network child node, described
Direct first kind network child node reports the routing table to presently described first kind network father node；As shown in Fig. 2, current
When first kind network child node is direct first kind network child node 11, first kind network child node 11 reports first network section
The routing table of point 11 is to first kind network father node.
Step S31, do not have in current first kind network child node matched described with the first kind network child node
Under first kind network father node state；It is indirect first kind network child node to judge current first kind network child node；Current institute
State indirect first kind network child node routing table report as presently described first kind network child node indirectly it is matched on
One layer of first kind network child node.
As shown in Fig. 2, current first kind network child node is indirect first kind network child node 111, the indirect first kind
When network child node 112, indirect first kind network child node 1121, indirect first kind network child node 113, indirect first kind net
The last layer first kind network child node of string bag node 111 is direct first kind network child node 11, indirect first kind network
The last layer first kind network child node of node 112 is direct first kind network child node 11, indirect first kind network child node
1121 last layer first kind network child node is indirect first kind network child node 112, indirect first kind network child node 113
Last layer first kind network child node be direct first kind network child node 11, then in indirect first kind network child node 111
Routing table to direct first kind network child node 11, the indirect first kind network of indirect first kind network child node 111 is reported to save
Point 112 reports the routing table of indirect first kind network child node 112 to direct first kind network child node 11, indirect first kind net
String bag node 1121 reports the routing table of indirect first kind network child node 1121 to indirect first kind network child node 112,
Connecing first kind network child node 113 reports routing table to the direct first kind network of indirect first kind network child node 113 to save
Point 11.
Step S32, judge whether first kind network child node described in last layer is the directly first network child node；Such as
It is upper described, indirect first kind network child node 111, indirect first kind network child node 112, indirect first kind network child node
113, its last layer first kind network child node is the directly first network child node 11, indirect first kind network child node
1121 last layer first kind network child node is the first network child node 112 indirectly.
Step S33, in the state of first kind network child node described in last layer is direct first kind network child node, hold
Row step S22.As it appears from the above, the directly first network child node 11 is respectively by the road of indirect first kind network child node 111
Is reported to by table, the routing table of indirect first kind network child node 112, the routing table of indirect first kind network child node 113
A kind of network father node.
Step S34, in the state of first kind network child node described in last layer is indirect first kind network child node,
Using last layer first kind network child node as the first kind network child node, and step S31 is performed, specifically, with indirect
Exemplified by a kind of network child node 1121, indirect first kind network child node 1121 is by the road of indirect first kind network child node 1121
Indirect first kind network child node 112 is reported to by table, is continued at this time with indirect first kind network child node 112 as first kind net
String bag node continues to report the routing table of indirect first kind network child node 1121, until indirect first kind network child node 1121
Routing table be reported to first kind network father node.
Embodiment two
On the other hand, as shown in figure 4, the present invention provides a kind of group network system based on mesh networks again, wherein, including the
A kind of network father node, first kind network child node and the second class network node；Further, wherein, the first kind network
Father node and the first kind network child node include at least WI-FIsoft AP interfaces and WI-FI station interfaces, i.e., and
A kind of network father node and first kind network child node are double nip operating mode, it has the function of to forward data, described
Second class network node includes WI-FI station interfaces, and the second class network node only has single face pattern, without turn
Send out function.
The second class network node connects the first kind network child node so that the second class network node and institute
State the data interaction between first kind network child node；
The first kind network father node connects the first kind network child node so that the first kind network father node
With the data interaction between the first kind network child node.As further preferred embodiment, wherein, the first kind net
String bag node is mainly by direct first kind network child node and indirect first kind network child node, the directly first kind network
Node connects the first kind network father node, and the first kind network child node includes indirect first kind network child node, institute
State the indirect first kind network child node connection directly first kind network child node.
A kind of group network system based on mesh networks provided in the present embodiment, its operation principle are provided with embodiment one
A kind of network-building method operation principle based on mesh networks is identical, does not repeat herein.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
It can include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (9)
1. a kind of network-building method based on mesh networks, it is characterised in that including first kind network father node and first kind network
Child node；
Under mesh networks are in running order, each first kind network child node reads presently described first kind network
The routing table of node simultaneously reports to and the matched first kind network father node of presently described first network child node；
Presently described first network father node carries out network establishment according to the routing table.
A kind of 2. network-building method based on mesh networks according to claim 1, it is characterised in that the wherein described first kind
Network child node is direct first kind network child node and/or indirect first kind network child node, each first kind network
Child node reads the routing table of presently described first kind network child node and reports to and presently described first network child node
The first kind network father node matched somebody with somebody specifically includes：
Step S21, it is matched described with the first kind network child node to judge whether current first kind network child node has
First kind network father node；
Step S22, have and the matched first kind of the first kind network child node in current first kind network child node
Under network father node state, it is direct first kind network child node to judge presently described first kind network child node, described direct
First kind network child node reports the routing table to presently described first kind network father node.
A kind of 3. network-building method based on mesh networks according to claim 2, it is characterised in that
Step S31, do not have and the first kind network child node matched described first in current first kind network child node
Under class network father node state；It is indirect first kind network child node to judge current first kind network child node, reports current institute
State the routing table of indirect first kind network child node as the presently described matched last layer of first kind network child node indirectly
First kind network child node；
Step S32, judge whether first kind network child node described in last layer is the directly first network child node；
Step S33, in the state of first kind network child node described in last layer is direct first kind network child node, step is performed
Rapid S22.
A kind of 4. network-building method based on mesh networks according to claim 3, it is characterised in that further include,
Step S34, in the state of first kind network child node described in last layer is indirect first kind network child node, the above
One layer of first kind network child node is the first kind network child node, and performs step S31.
5. a kind of group network system based on mesh networks, it is characterised in that including first kind network father node, first kind network
Node and the second class network node；
The second class network node connects the first kind network child node so that the second class network node and described the
Data interaction is realized between a kind of network child node；
The first kind network father node connects the first kind network child node so that the first kind network father node and institute
State and realize data interaction between first kind network child node.
6. the group network system according to claim 5 based on mesh networks, it is characterised in that the first kind network section
Point is direct first kind network child node and/or indirect first kind network child node, and the directly first kind network child node connects
Connect the first kind network father node.
7. the group network system according to claim 6 based on mesh networks, it is characterised in that the first kind network indirectly
Indirect first kind network child node described in the child node connection directly first kind network child node or last layer.
8. according to a kind of group network system based on mesh networks described in potentiality requirement 5, it is characterised in that the first kind network
Father node and the first kind network child node include at least WI-FI soft AP interfaces and WI-FI station interfaces.
9. according to a kind of group network system based on mesh networks described in potentiality requirement 5, it is characterised in that the second class network
Node includes WI-FI station interfaces.
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| CN201711190275.6A CN107920380A (en) | 2017-11-24 | 2017-11-24 | A kind of network-building method and system based on mesh networks |
| PCT/CN2018/117406 WO2019101194A1 (en) | 2017-11-24 | 2018-11-26 | Mesh network-based networking method and system |
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| CN201711190275.6A CN107920380A (en) | 2017-11-24 | 2017-11-24 | A kind of network-building method and system based on mesh networks |
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Cited By (2)
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| WO2019101194A1 (en) * | 2017-11-24 | 2019-05-31 | 乐鑫信息科技（上海）股份有限公司 | Mesh network-based networking method and system |
| CN115226180A (en) * | 2021-04-20 | 2022-10-21 | 广东博智林机器人有限公司 | WiFi Mesh system, networking method, networking device and robot |
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| CN112105095B (en) * | 2020-08-28 | 2022-03-25 | 烽火通信科技股份有限公司 | EasyMesh network multi-Controller implementation method and system |
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| WO2019101194A1 (en) | 2019-05-31 |
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