CN1534934A - Radio network structure and its node device - Google Patents
Radio network structure and its node device Download PDFInfo
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- CN1534934A CN1534934A CNA031215025A CN03121502A CN1534934A CN 1534934 A CN1534934 A CN 1534934A CN A031215025 A CNA031215025 A CN A031215025A CN 03121502 A CN03121502 A CN 03121502A CN 1534934 A CN1534934 A CN 1534934A
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Abstract
A wireless network architecture is composed of multiple nodes distributed in a particular distance range. Said nodes is composed of wireless bridging modules, route exchanger and switches. When a data packet is received by the node, its destination is judged by said route exchanger. If its destination is in the wireless network architecture, it is transmitted by said wireless bridging module. If it is not, it is transmitted by the backbone network.
Description
Technical field
The invention relates to a kind of wireless network architecture, the wireless network transmissions framework in particularly a kind of short-range.
Background of invention
Since having invented world-wide web, world-wide web has promptly incorporated in people's the life.Early stage world-wide web is by wire transmission mode wantonly two network equipments to be interrelated, and owing in order to satisfy the demand of people for information transmission wireless penetration, have many network equipments with wireless transmission information function to come out one after another recently.Be with, present world-wide web can interrelate wantonly two network equipments by wireless transmission method.
In the environment of present wireless network, more than to be implemented in the equipment of user terminal, for instance, little surfing the web and sending and receiving e-mail etc. to family; Big Local Area Network (Local AreaNetwork to enterprises, LAN) framework, advantages such as portability because of its convenience and terminal user, be convenient to gerentocratic management and maintenance, and by wireless zone network card (NIC), wireless bridge (Access Point, equipment such as AP), gradually be substituted with setting up of spider lines pipeline with RF wireless radiofrequency transmission manner, but this only is confined to the environment of user terminal, as for being linked to Wide Area Network (Wide Area Network, WAN) outside, then be by the telecommunications service dealer, as: Hinet, the gloomy wideband in east, construction such as GIGMs etc. have the enterprise of basic network framework, by the backbone network of their institute's framework, just are able to link up the pipeline of getting in touch with extraneous obtaining.This is for vast interregional transmission, as: between border and border, even across the continent in ocean and the transmission between the continent, what must just be achieved long-distance transmissions by their service may.As shown in Figure 1, the known network architecture is described.When having the tendency to develop of a package (Packed) data to fail in user's terminal (Terminal) 13 or the Local Area Network (comprising first area network, second area network, the 3rd Local Area Network etc.), at this moment, be arranged at the whereabouts that router (router) in the base station (basestation) 10 of various places is differentiated package by the telecommunications service dealer.Suppose a packet information to result from user's terminal 13 and first area network 14 is transported in tendency to develop, package is walking path 11 then: if package must be sent to the net overseas, as: transcounty city or external then is sent to backbone network (backbone) 12 by base station 10 and is resent to the designated destination.So, transmission such as community in the short-range, the campus, and even zone such as metropolitan region (metropolitan), the route of being walked as path 11 just, if also use this framework to be bound to such an extent that lease the described network equipment that company provided with development of infrastructure network, the expense of slightly borrowing is not only expensive, all be limited by other people hand at the maintenance and management of pipeline, when network industry is more and more paid attention to efficiency of service, in case circuit generation problem, the client is if can not get effectively disposing immediately, and moving on to into the service of other company will be their next one selection.In addition, do not have the little company of capital construction to desire to share the meal this more and more flourishing network large flat bread,, and got rid of outside the high threshold of gene basis construction.In view of this, the invention provides a kind of system that must can not reach wireless transmission in the short-range by the backbone network framework.
Summary of the invention
Purpose of the present invention is for providing a kind of wireless network architecture;
Another object of the present invention is for providing the design of the node apparatus in a kind of wireless network architecture.
A kind of node apparatus is applied to the package transmission of a wireless network architecture, is distributed with a plurality of these node apparatus in specific distance range, and wherein this node apparatus is to comprise:
A plurality of wireless bridge joint modules have specific transmission frequency respectively, to carry out the transmission of package (Packed);
At least one routing switch is to be connected with this wireless bridge joint module respectively; And
At least one interchanger is to be connected with user end with this routing switch respectively;
Wherein when this routing switch receives package from arbitrary node apparatus by this wireless bridge joint module, analyze the data on this package, will to should the user package of end be configured to this user's end by this interchanger, can't to should the user package of end, then specify a transmission path, by this wireless bridge joint module node apparatus that this package transmission is extremely predetermined, if package is to produce from this user's end, determine the transmission path of this package by this routing switch after, by this wireless bridge joint module this package is passed to predetermined node apparatus again.
A kind of wireless network architecture comprises a plurality of node apparatus and at least one backbone network;
These a plurality of node apparatus are distributed in the specific distance range, and wherein each this node apparatus also comprises a plurality of wireless bridge joint modules, at least one routing switch and at least one interchanger;
These a plurality of wireless bridge joint modules have specific transmission frequency respectively, to carry out the transmission of package (Packed);
This routing switch is connected with this wireless bridge joint module respectively;
This interchanger is connected with user end with this routing switch respectively;
This backbone network is connected with outer network of this wireless network architecture and the arbitrary node apparatus in this wireless network architecture respectively, if the destination of package is in this wireless network architecture, utilize this wireless bridge joint module this package to be passed to the node apparatus of destination, if the destination of package is outside this wireless network architecture, then earlier this package is passed to the node apparatus that is connected with this backbone network, utilizes this backbone network outwards to transmit again;
Wherein when this routing switch receives package from arbitrary node apparatus by this wireless bridge joint module, automatically analyze data on this package by a predetermined condition, will to should the user package of end be configured to this user's end by this interchanger, can't to should the user package of end, then specify a transmission path, by this wireless bridge joint module node apparatus that this package transmission is extremely predetermined, if package is to produce from this user's end, determine the transmission path of this package by this routing switch after, by this wireless bridge joint module this package is passed to predetermined node apparatus again.
Described package is from the node apparatus place wherein in user's end, this wireless network architecture.
Described user's end also comprises the wherein a kind of of user's terminal, Local Area Network, and is connected with this interchanger with a gateway.
The algorithm that treatment S TP (Spanning Tree Protocol), FSTP (FastSpanning Tree Protocol) a kind of communications protocol (Protocol) are wherein more arranged in the described routing switch.
Processing RIP (the operation method of Routing Information Protocol, OSPF (OpenShortest Path First), BGP (Border Gateway Protocol) a kind of communications protocol (Protocol) is wherein more arranged in the described router.
Described specific distance range is meant the wherein a kind of of community, campus environment, metropolitan region.
Description of drawings
Fig. 1 is the known network architecture;
Fig. 2 is the composition schematic diagram according to the node apparatus of first embodiment of the invention;
Fig. 3 is according to first embodiment of the invention, is the node apparatus schematic diagram that is connected with the outer key network of connection;
Fig. 4 is the distribution map according to the wireless network architecture of a plurality of nodes formation according to the present invention; And
Fig. 5 is the composition schematic diagram according to the node apparatus of second embodiment of the invention.
The figure number table of comparisons
1,2,3,4,5,6,7,8 transmission channels
9 lines
10 base stations
11 paths
12,36,74 backbone networks
13,24,40,64 user's terminals
14 first area networks
15,16,17,18,30,31,32,33,50,51,52,53 wireless bridge joint modules
19,35,56,57 interchangers
20,34,54,55 routing switches
21,22,23,37,38,39,58,59,60 gateways
25 the 4th Local Area Networks
26 the 5th Local Area Networks
27,43,64 users end
41 the 6th Local Area Networks
42 SECTOR-SEVEN territory networks
62 Section Eight territory networks
63 the 9th Local Area Networks
65 first wireless bridge joint route modules
66 second wireless bridge joint route modules
70,72,76,78 nodes
Embodiment
The present invention is a kind of wireless network architecture, Local Area Network (Local Area Network in present stage, LAN) under the trend of wireless penetration development, the invention provides a kind of Wide Area Network (Wide Area Network, WAN) device architecture of wireless penetration extends to Wide Area Network with the convenience and the portability of wireless penetration.Below will introduce detailed description of the present invention.
First embodiment
According to the wireless network architecture that the first embodiment of the present invention proposed, constituted by a plurality of node apparatus that is distributed in the specific distance range.Please be simultaneously with reference to Fig. 2, the composition that does not wherein link the node apparatus of the outer key network of connection comprises, a plurality of wireless bridge joint modules 15,16,17,18, and in conjunction with a routing switch 20 and an interchanger 19, be linked to the user again and hold 27.Here the specific distance range that refers to, be meant that wireless bridge joint module can receive and dispatch the optimum distance of signal (about 1000 to 5000 meters scope), in order to increase the usefulness of transmitting-receiving, so node is erected at the top in building, intercepts to reduce, for instance, as community, campus, and even metropolitan region all is the zone that quite is fit to, simultaneously also can be by the efficiency of transmission that increases antenna, to increase the distance of transmission.
The user holds 27 may or be linked to an end of Local Area Network (the 4th Local Area Network 25, the 5th Local Area Network 26 etc.) for single user's terminal 24, and the gateway 21 by separately, gateway 22 are connected with gateway 23 and interchanger 19 respectively, and wherein gateway is in order to ask the equipment of translating communications protocol at the inhomogeneity network.In preferred embodiment, this node apparatus can be placed the top, building, and the user is exactly the Local Area Network that is distributed in each floor in the building.Described wireless bridge joint module can be wireless bridge or claim radio base station (Aceess Point, AP), and selection has the transmission band of different channel (channel) or transmission frequency agreement respectively, for instance, with the transmission standard of the transmission frequency that meets ISM band (Industrial ScientificMedical Band), as: IEEE802.11X series (comprising the specification of transmission frequency) or different standard such as HiperLAN1/HiperLAN2 or HomeRF at 2.4GHZ and 5GHZ.Above selection may be because of the specification of product and user's demand difference, or other consider as the distance of cost, transmission range etc., and different combinations is arranged.
As shown in Figure 3, be the node apparatus schematic diagram that is connected with the outer key network of connection.The outer backbone network 36 of connection is not that each node apparatus all must link, but selectes some node in the framework, must be linked to outside the wireless network architecture as packet information, just can transmit node apparatus so far, outwards links by this backbone network 36 again.And here backbone network 36 be meant that T1, E1, T3 or optical fiber pipe etc. lease the basic network framework of being laid from the world-wide web supplier.
Please refer to Fig. 4, is the wireless network architecture distribution map that a plurality of nodes according to the present invention form.As shown in the figure, be like a gridiron pattern framework, wherein transmission channel 1,2,3,4 expression nodes 70 are to integrate the passage of four wireless bridge joint modules as transmission, wherein if use the framework of IEEE802.11g, reach as high as under the 54Mbps in single pass transmission rate, to make node have the transmitting bandwidth of 216Mb at least, in preferable enforcement, select four wireless bridge joint modules promptly to form this chessboard trellis, the shape that the difference of selecting according to wireless bridge joint module quantity can make the network architecture distribute has different presenting, below only being to give an example, is not in order to limit scope of the present invention.
When having a package (Packed), node 70 must be passed to node 72 in the wireless network architecture, as shown in Figure 2, this package may produce and hold 27 user's terminal 24 or the 4th Local Area Network 25 from the user, the user of the 5th Local Area Network 26 Local Area Networks such as grade or from arbitrary node place on the wireless network architecture, this moment, the data on this package was analyzed in routing switch 20 meetings, to obtain relevent information, the logic address information such as (logical address) that comprises its source and destination, and through the agreement that exists on the routing switch 20, the routing table (Routing Table) of separating in the hope of optimal path, select a wireless bridge joint module 15 wherein again, 16,17,18 frequency and passages with different frequency range, transfer to the next node in the routing table, finally reach destination node 72, judge the entity address (physicaladdress) of destination in the packet information again through interchanger 19, so that this package is configured on the network equipment of destination.In addition, if when selecting the different frequency range frequency can avoid with same band frequency transmission, the problem of co-channel interference (Co-channelInterference) takes place.The algorithm that exists on the described routing switch is to handle, as belong to inner lock road agreement (Interior Gateway Protocol, IGP) RIP (Routing InformationProtocol), OSPF (Open Shortest Path First) or belong to outside lock road agreement (ExteriorGateway Protocol, the communications protocols such as (Border Gateway Protocol) of BGP EGP).Certainly, node 70 may only be the via node that package transmits, and that is to say that each node in this wireless network architecture can be package generation place, also can be that package changes the biography place, more can be the destination that package transmits.
It more than is the transmission that belongs in the wireless network architecture, if package is after the routing switch of node is analyzed, be to transfer to outside the wireless network architecture, then routing switch can be sent to package on the node apparatus that links with backbone network earlier, for example: node 76 is sent to the destination by the outer key network of the connection on the node 76 74 with package.
Described wireless network architecture is the zone that belongs in a big way, as the metropolitan area network, because of what use in the routing switch is the 3rd layer of (network layer of OSI seven layer architectures, Network Layer) communications protocol, the bridge joint module all need be set an IP address so each is wireless, so getting up, the whole network architecture just need use many IP address, if zone among a small circle, as the campus, plant area, then can use the second layer (data link layer, Data Link Layer) communications protocol, as STP (Spanning Tree Procotol), FSTP (Fast Spanning Tree Procotol), so can save the use of IP address, still can reach the purpose of data transmission.
Second embodiment
As shown in Figure 5, according to the node apparatus that the second embodiment of the present invention proposed, be with two wireless bridge joint modules 50 and 50, in conjunction with routing switch 54, form the first wireless bridge joint route module 65, similarly, with other two wireless bridge joint modules 52 and 53, in conjunction with another routing switch 55, form the second wireless bridge joint route module 66, as shown in the figure, in conjunction with described first wireless bridge joint route the module 65 and second wireless bridge joint route module 66, and be connected to interchanger 56 and interchanger 57 separately, be linked to the user again and hold 64, form a node apparatus of wireless network architecture, wherein said user holds 64 can comprise, user's terminal 61, Section Eight territory network 62, the 9th Local Area Network 63 etc., and separately by gateway 58, gateway 59, gateway 60 is connected with interchanger 57 with described interchanger 56.Please refer to Fig. 4, wherein node 78 promptly thus node apparatus constitute, for instance, transmeridional transmission channel 5 and 7 is to come framework by the first wireless bridge joint route module 65, and the transmission channel 6 in north-south and 8 come framework by the second wireless bridge joint route module 66.If only doing package, node 78 changes biography, package may be by the transmission channel 6 or 8 in north-south, wireless bridge joint module 52 or 53 by the second wireless bridge joint route module 66 receives routing switch 55, after the data on the routing switch 55 analysis packages, if changeing by transmeridional transmission channel 5 or 7, desire transmits package, to be sent to predetermined node by routing switch 54 by wireless bridge joint module 50 or 51 by the binding of line 9, finish the action that a time package transmits.
Suppose that the first wireless bridge joint route module 65 is when machine; if package is held 64 a place (supposing the person's of being to use terminal 64) generation from the user; after gateway (Multi-Homing Gateway) 58 judgements; the second wireless bridge joint route module 66 of normal operation will be selected; media as the package transmission; so form the effect of redundant (backup) protection; in addition; gateway also possesses the effect of load balance (load balancing); make in the transmission of package, can not be used in arbitrary wireless bridge joint route module partially.
Design of the present invention has considerable advantage; it at first is wire transmission wireless penetration with Wide Area Network; wireless transmission not only has portability and convenience; and by design of the present invention; can make the company of foundation-free networking and can save the time (needn't bury network of pipeline underground) that puts goods on the market with lower cost; the field of incision data, services; simpler because of the setting of node apparatus; eliminating for problem all can settle a dispute by the parties concerned themselves (as the effect of redundant protection); quality (Quality of Service for Communications service; QoS) lifting will no longer be subject to the supplier who leases networking, and industrial competitiveness is significantly promoted.In addition because the characteristic of its wireless transmission, under the flourish trend of world-wide web now, with community, campus, and even metropolitan region will have better convenience than setting up the wire transmission environment as the demand object.
Though the present invention illustrates as above with preferred embodiments, so it is not only to terminate in described embodiment in order to limit the present invention's spirit with the invention entity.Be with, the modification of being done in not breaking away from spirit of the present invention and scope all should be included in the application's claim.
Claims (13)
1, a kind of node apparatus is the package transmission that is applied to a wireless network architecture, in specific distance range is to be distributed with a plurality of these node apparatus, and it is characterized in that: this node apparatus is to comprise:
A plurality of wireless bridge joint modules have specific transmission frequency respectively, to carry out the transmission of package (Packed);
At least one routing switch is to be connected with this wireless bridge joint module respectively; And
At least one interchanger is to be connected with user end with this routing switch respectively;
Wherein when this routing switch receives package from arbitrary node apparatus by this wireless bridge joint module, analyze the data on this package, will to should the user package of end be configured to this user's end by this interchanger, can't to should the user package of end, then specify a transmission path, by this wireless bridge joint module node apparatus that this package transmission is extremely predetermined, if package is to produce from this user's end, determine the transmission path of this package by this routing switch after, by this wireless bridge joint module this package is passed to predetermined node apparatus again.
2, node apparatus as claimed in claim 1 is characterized in that: described node apparatus also comprises a backbone network, is to be connected with outer network of this wireless network architecture and the node apparatus in this wireless network architecture respectively, in order to the transmission package.
3, node apparatus as claimed in claim 1 is characterized in that: described package is the wherein place from a node apparatus in user's end, this wireless network architecture.
4, node apparatus as claimed in claim 1 is characterized in that: described user's end also comprises the wherein a kind of of user's terminal, Local Area Network, and is connected with this interchanger with a gateway.
5, node apparatus as claimed in claim 1 is characterized in that: the algorithm that treatment S TP (Spanning Tree Protocol), FSTP (Fast Spanning Tree Protocol) a kind of communications protocol (Protocol) is wherein more arranged in the described routing switch.
6, node apparatus as claimed in claim 1 is characterized in that: the algorithm that processing RIP (Routing Information Protocol), OSPF (Open Shortest Path First), BGP (Border Gateway Protocol) a kind of communications protocol (Protocol) are wherein more arranged in the described routing switch.
7, node apparatus as claimed in claim 1 is characterized in that: described specific distance range is meant the wherein a kind of of community, campus environment, metropolitan region.
8, a kind of wireless network architecture comprises a plurality of node apparatus and at least one backbone network;
These a plurality of node apparatus are distributed in the specific distance range, it is characterized in that: each this node apparatus also comprises a plurality of wireless bridge joint modules, at least one routing switch and at least one interchanger;
These a plurality of wireless bridge joint modules have specific transmission frequency respectively, to carry out the transmission of package (Packed);
This routing switch is to be connected with this wireless bridge joint module respectively;
This interchanger is to be connected with user end with this routing switch respectively;
This backbone network is to be connected with outer network of this wireless network architecture and the arbitrary node apparatus in this wireless network architecture respectively, if the destination of package is in this wireless network architecture, utilize this wireless bridge joint module this package to be passed to the node apparatus of destination, if the destination of package is outside this wireless network architecture, then earlier this package is passed to the node apparatus that is connected with this backbone network, utilizes this backbone network outwards to transmit again;
Wherein when this routing switch receives package from arbitrary node apparatus by this wireless bridge joint module, automatically analyze data on this package by a predetermined condition, will to should the user package of end be configured to this user's end by this interchanger, can't to should the user package of end, then specify a transmission path, by this wireless bridge joint module node apparatus that this package transmission is extremely predetermined, if package is to produce from this user's end, determine the transmission path of this package by this routing switch after, by this wireless bridge joint module this package is passed to predetermined node apparatus again.
9, wireless network architecture as claimed in claim 8 is characterized in that: described package is from the node apparatus place wherein in user's end, this wireless network architecture.
10, wireless network architecture as claimed in claim 8 is characterized in that: described user's end also comprises the wherein a kind of of user's terminal, Local Area Network, and is connected with this interchanger with a gateway.
11, wireless network architecture as claimed in claim 8 is characterized in that: the algorithm that treatment S TP (Spanning Tree Protocol), FSTP (Fast Spanning Tree Protocol) a kind of communications protocol (Protocol) is wherein more arranged in the described routing switch.
12, wireless network architecture as claimed in claim 8 is characterized in that: the processing RIP (operation method of Routing Information Protocol, OSPF (Open Shortest Path First), BGP (Border Gateway Protocol) a kind of communications protocol (Protocol) is wherein more arranged in the described router.
13, wireless network architecture as claimed in claim 8 is characterized in that: described specific distance range is meant the wherein a kind of of community, campus environment, metropolitan region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031215025A CN1534934A (en) | 2003-03-31 | 2003-03-31 | Radio network structure and its node device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031215025A CN1534934A (en) | 2003-03-31 | 2003-03-31 | Radio network structure and its node device |
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| CN1534934A true CN1534934A (en) | 2004-10-06 |
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| CNA031215025A Pending CN1534934A (en) | 2003-03-31 | 2003-03-31 | Radio network structure and its node device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102054298B (en) * | 2009-10-27 | 2012-10-31 | 以勤科技股份有限公司 | Data setting method of data gateway |
| CN107018083A (en) * | 2016-11-17 | 2017-08-04 | 中华物联网股份有限公司 | Multi-multipoint packet-switched network system and packet-switched wireless networks Wireless Router |
-
2003
- 2003-03-31 CN CNA031215025A patent/CN1534934A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102054298B (en) * | 2009-10-27 | 2012-10-31 | 以勤科技股份有限公司 | Data setting method of data gateway |
| CN107018083A (en) * | 2016-11-17 | 2017-08-04 | 中华物联网股份有限公司 | Multi-multipoint packet-switched network system and packet-switched wireless networks Wireless Router |
| CN107018083B (en) * | 2016-11-17 | 2023-07-14 | 台湾平虹实业股份有限公司 | Multi-point-to-multi-point packet-switched network system and packet-switched wireless network sharer |
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