CN102638830A - Plug-and-play wireless network extension system and automatic access method thereof - Google Patents
Plug-and-play wireless network extension system and automatic access method thereof Download PDFInfo
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- CN102638830A CN102638830A CN2011100381599A CN201110038159A CN102638830A CN 102638830 A CN102638830 A CN 102638830A CN 2011100381599 A CN2011100381599 A CN 2011100381599A CN 201110038159 A CN201110038159 A CN 201110038159A CN 102638830 A CN102638830 A CN 102638830A
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Abstract
The invention discloses a plug-and-play wireless network extension system and an automatic access method thereof. The system at least comprises a wireless Ethernet extension controller and at least one wireless Ethernet extension base station. The controller and the base station use a power line communication technique to realize access and data transmission. After the wireless Ethernet extension base station is connected with a power supply, an automatic access module can be started to automatically search for the wireless Ethernet extension controller, then obtain the network address of the controller and automatically establish a wireless network capable of receiving wireless network configuration transmitted by the controller after the wireless Ethernet extension base station is accessed to the wireless Ethernet extension controller. Therefore, by using a plug-and-play function, the effect of simply extending wireless signal coverage range is achieved.
Description
Technical field
The present invention relates to a kind of automatic cut-in method of wireless network stretch system and this system of plug and play, be meant extension controller especially and extend the wireless network stretch system that the base station is formed with automatic search and automatic setting mechanism.
Background technology
Known technology is used for the practice of extended wireless network (WiFi network) coverage; One of them is exactly through the wiring of physics Ethernet; Connect a plurality of wireless base stations, can cover wider wireless signal local area network (LAN) to form one, so that wider any wireless network services to be provided.
According to known technology, put a WLAN that covers particular range if need build, wherein except must being provided with a plurality of wireless network base stations, also need set relevant configuration to each wireless network base station, wherein flow process can be with reference to figure 1.
Fig. 1 has described known technology and has been used for the practice of extended wireless network coverage, according to design, will be provided with a plurality of wireless network base stations, such as comprising base stations such as A, B, C.
Like step S100, the wireless network configuration of first setting wireless network base station A comprises the setting that is connected in the physics cable network, sets like the access of ADSL, also comprises the setting of wireless network, like SSID, signal channel, network interface, fail safe password etc.So, near the wireless network user wireless network base station A just can receive the wireless signal of this wireless network base station A, and uses wherein wireless network configuration and setting connection wireless network base station A.
Then like step S110; Coverage for the extended wireless signal; Or to insert channel quantity etc. and consider in order to increase, Ethernet wiring capable of using connects wireless network base station A and wireless network base station B, as the data transmission channel between wireless network base station A and the B.At this moment, like step S120, wireless network base station B is manually set identical wireless network configuration, wherein set picture such as entering and carry out the access between each base station, just the wireless network configuration warp with wireless network base station A manually is set to wireless network base station B.So, near the wireless network user the wireless network base station B just can receive the wireless signal of wireless network base station B, and uses wherein wireless network configuration and setting realization access, comprises and can access to the configuration on other local area network (LAN) through interface setting.
Then utilize Ethernet wiring to connect wireless network base station A and wireless network base station C, like step S130, with this as the data transmission channel between wireless network base station A and the C.Equally again wireless network base station C is manually set identical wireless network configuration, like step S140, just the wireless network configuration with wireless network base station A manually is set to wireless network base station C.So, near the wireless network user wireless network base station C just can receive the wireless signal of wireless network base station C, and uses this wireless network configuration and setting to connect wireless network base station C, can also therefore extend on other local area network (LAN)s.
Yet, along with the expansion of network coverage, more than similarly program will constantly repeat, even any change is arranged, need implement integrally the action that change is set again.This type of known technology shortcoming includes:
1. network manager must carry out the wiring of physics Ethernet between each wireless network base station;
2. network manager must manually be that identical wireless network configuration and network security parameter are set in each wireless base station;
3. manually the artificial mistake of setting takes place in setting wireless network configuration and network security parameter easily;
4. when the wireless network configuration is changed, parameter setting that must all wireless base stations of manual modification;
5. network manager does not have the operating state of all wireless base stations of effective ways ability unified monitoring.
Then; In order to solve cost, the construction problem that the wiring of physics Ethernet is caused; Also have known technology to utilize the power line network transmission manner to come as the data transmission channel between the wireless base station; Can be with reference to known technology local area network (LAN) sketch map shown in Figure 2, and simultaneously with reference to the prior art process flow figure of figure 3.
This example is for utilizing the practice of power line network extended wireless network coverage.The wireless network configuration (step S300) of at first first setting wireless network base station A, near the wireless network user the wireless network base station A can receive its wireless signal, and uses wherein wireless network configuration and setting connection wireless network base station A.
Then wireless network base station A is connected to power line network bridger A1; Like step S310; So can data can be stated from the electric power loop, carrying out network data transmission, and can communicate with other network equipments in the power line network through power line network bridger A1.
Afterwards; The network configuration (step S320) of manual setting wireless network base station B; Just with the wireless network configuration and setting of wireless network base station A to wireless network base station B; Therefore near the wireless network user wireless network base station B just can receive its wireless signal, and uses wherein wireless network configuration and setting connection wireless network base station B.
Then wireless network base station B is connected to power line network bridger B1, like step S330, power line network bridger B1 whereby is just wireless network base station B can carry out network data transmission through electric power loop and wireless network base station A.
Next manual again setting wireless network base station C makes it to have identical wireless network configuration, and like step S340, just the wireless network configuration with wireless network base station A manually is set to wireless network base station C.So, near the wireless network user wireless network base station C just can receive its wireless signal, and uses the wireless network configuration and setting to connect wireless network base station C.
Then wireless network base station C is connected to power line network bridger C1, like step S350, through power line network bridger C1, just wireless network base station C can carry out network data transmission via electric power loop and wireless network base station A and B.
Yet the described known technology of above Fig. 2 and Fig. 3 still has following shortcoming:
1. network manager must manually be that each wireless network base station is set identical wireless network configuration and network security parameter;
2. manually the artificial mistake of setting takes place in setting wireless network configuration and network security parameter easily;
3. when the wireless network configuration is changed, the parameter setting of all wireless base stations of palpus manual modification;
4. the operating state that network manager can't all wireless base stations of unified monitoring.
Summary of the invention
Problem and shortcoming that comprehensive above-mentioned known technology brings for the extended wireless network coverage; The object of the present invention is to provide the relevant method that inserts automatically of a kind of wireless network stretch system of instant inserted and instant using type with it, can reach more easily install, wireless network configuration and setting and operating state that can all wireless base stations of unified monitoring more easily.
According to embodiment; At least have a wireless ether in this wireless network stretch system and extend controller; Wherein have the wireless network module that wireless signal is provided, the Ethernet module that wired access service is provided, also having one can access to power supply whereby through the power line network bridger module of power line lift-launch network data package; Except supplying power, can also Data transmission.Controller also provides user's operation and setting module, provides interface to supply the manager to carry out access and maintenance.Also have controller search communication module in the controller, controller search communication module and other network equipments are linked up whereby, comprise and insert one or more base stations, other controllers etc.
In another embodiment, power line network bridger module can be the device of circumscribed, connects this controller through netting twine.
The wireless network stretch system comprises that also at least one wireless ether extends the base station; At least have wireless network module, Ethernet module that wired access is provided and the base station search communication module of carrying out web search that wireless signal is provided in each base station; In having, other builds or external power line network bridger module; Can connect power supply equally, carry the network data package through power line.
Above-mentioned wireless ether extends controller and wireless ether extends between the base station; Controller search communication module and base station search communication module through central insert each other; And can be in power line or Ethernet local area network (LAN) in one's power each facility information on the active searching network; And each base station is written into the setting network configuration automatically by controller, realizes plug and play and without the effect of individual settings configuration.
Use this wireless network stretch system, the present invention proposes an automatic program that inserts, and produces plug-and-play feature with this auto-programming.
At first, purchase the network environment that comprises above-mentioned wireless ether extension controller and wireless ether extension base station earlier, main execution mode is through power line network bridger module controller and each base station to be inserted each other.
The wireless network configuration that then needs first setting wireless ether to extend controller, such as, the user operation and setting module setting wireless network configuration of network manager through providing in the controller.After setting completion, extend in the memory in the controller being stored in wireless ether.
Then, one or more wireless ether are extended the base station connect power supplys, in same net territory, the base station will utilize the standard and electric power loop formation communication network of power line communication (PLC) through power line network bridger module wherein.Carry out initialize routine through starting the back, utilize promptly wherein that base station search communication module and wireless ether extension controller communicate, main broadcasting packages capable of using is searched for, and draws the network address of controller.Realize the access that wireless ether extends the base station and wireless ether extends controller afterwards.
Wherein specifically, after access, wireless ether extends controller and transmits the wireless network configuration to wireless ether extension base station, the wireless network module of the i.e. setting in base station itself, thereby the effect of generation plug and play.
Beneficial effect of the present invention is that stretch system and power line communication technology make wireless network signal can spread over wider scope whereby, and owing to have the effect of plug and play, and the user can be set configuration easily and accomplish network easily and build and put.
Description of drawings
Fig. 1 is the flow chart of setting wireless network configuration in the known technology;
The schematic layout pattern that Fig. 2 inserts through the power line network bridger for wireless network base station in the known technology each other;
Fig. 3 realizes the flow chart of access through power line for known technology;
Fig. 4 is the local area network (LAN) sketch map of one of embodiment of the invention;
Fig. 5 is the sketch map that wireless ether extends controller embodiment;
Fig. 6 is the sketch map that wireless ether extends base station embodiment;
Fig. 7 A is one of the embodiment of a generation plug-and-play feature flow chart;
Fig. 7 B is two flow charts of the embodiment of generation plug-and-play feature;
Fig. 7 C is three flow charts of the embodiment of generation plug-and-play feature;
Fig. 8 is the access sketch map between the search communication module of controller and base station;
Fig. 9 is that wireless ether extends the embodiment sketch map that controller combines router-module;
Figure 10 extends another embodiment sketch map of controller for the wireless ether of the present invention;
Figure 11 is another embodiment sketch map that wireless ether extends the base station;
Figure 12 is for having the embodiment flow chart of a plurality of wireless ether extension controllers in the system;
Figure 13 extends the application implementation illustration intention of base station for the wireless ether of the present invention.
Wherein, description of reference numerals is following:
Known technology:
Wireless network base station A, B, C
Power line network bridger A1, B1, C1
Step S100～S140 known technology wireless network base station establishing method
Step S300～S350 known technology wireless network base station establishing method
The embodiment of the invention:
Wireless ether extends controller 41
Wireless ether extends base station 42,43,131,133
Netting twine a, b, c power line d, e, f
Terminal installation 401,402,403,404,405,406,560,570,650,660
Controller main body 500 wireless network modules 510
User's operation and setting module 540
Controller search communication module 550
Base station search communication module 640,640 '
Communication connects 800 equipment 900
Local area network (LAN) 90 power line networks 901
The Internet 92
Wireless ether extends controller 1000
Power line network bridger 1010
Wireless ether extends base station 1100
Power line network bridger 1110
One of step S701～automatic cut-in method flow process of S713 the present invention
Two of step S721～automatic cut-in method flow process of S739 the present invention
Three of step S741～automatic cut-in method flow process of S753 the present invention
Step S1200～S1250 controller role of the present invention switching flow
Embodiment
Please refer to Fig. 4, wherein show the local area network (LAN) sketch map of one of embodiment of the invention, be presented among the figure and have in the same electric power loop 40 that a wireless ether extends controller 41 and two wireless ether extend base stations 42,43; And be arranged at the diverse location among the figure, can be considered the not chummery in the family, different floors, or all departments position of company; Wireless ether extends controller 41 and netting twine a, b can be passed through in wireless ether extension base station 42,43; C or wireless signal are connected in various terminal installation 401,402,403; 404,405,406.These three wireless ether extension devices utilize power line d respectively; E; F connects power supply; Specifically, have power line network bridger (powerline bridge) interlock circuit in each equipment, can communicate connection and transfer of data with power line communication technology (PLC-Power Line Communication).
The scope that local area network (LAN) comprised among Fig. 4; Wireless signal area and wired zone that wireless ether extends controller 41 itself have been comprised; Extend wireless signal area that base station 42 and 43 provides itself and wired ethernet network (through netting twine a with wireless ether; B, c connects different line termination units), and pass through power line and lay the network range that covers.
Above-mentioned each wireless ether extension device (41; 42; 43) function of integrated power spider lines bridger in so each extension device just can be regarded as the communications network with electric power loop, therefore just can be extended controller 41 at wireless ether and extend base station 42 with wireless ether; Establish a communications link between 43, carry out transfer of data.
Embodiment according to Fig. 4 demonstration; Except the communication that utilizes power line network to carry out a plurality of wireless ether extension devices connects; Each is wireless ether extension device (41,42,43) itself is also integrated radio network functions and Ethernet function; Act as and enlarge wireless network access scope and Ethernet access scope; Make whole local area network (LAN) scope to enlarge more, therefore near wireless network work station and the Ethernet work station different wireless ether extension devices just can be enjoyed wireless network extension and Ethernet and extend convenience afterwards.
The internal structure of above-mentioned wireless ether extension controller 41 can be with reference to embodiment shown in Figure 5.Its middle controller main body 500 comprises altogether:
The wireless network module 510 of controller end is used to provide the wireless network access service, as the operational module of wireless network base station, provides terminal installation 560 wireless network access services;
The Ethernet module 520 of controller end; This is selectable circuit module; This is wireless, and ether extension controller can not provide the function of any wired access, but still can comprise that this Ethernet module 520 provides the Ethernet access service, and is as shown in Figure 4; Mode connecting terminal device 570 through wired provides the network package bridge joint or the service of route;
The power line network bridger module 530 of controller end; Provide controller main body 500 to connect a supply socket through power line; Except power taking, can also be according to power line communication (PLC) standard, as communication connection and the data transfer tool between each wireless ether extension device; In another embodiment, this power line network bridger module is the device of circumscribed, and wireless ether extends controller promptly through external this power line network bridger module of ethernet line;
User's operation is the management interface that is used to provide user's setting wireless network configuration with 540 of setting modules, also comprises the setting picture of security mechanism, and provides the user to supervise the management interface of effective operating state of each wireless ether extension base station;
Controller search communication module 550 is waited for the inquiry and the request of each equipment on the network, comprises that extending the base station with each wireless ether inquires, replys and transmit network service operations such as wireless network configuration.
Fig. 6 is shown as the sketch map that wireless ether extends base station 42,43 (Fig. 4 Fig. 4) embodiment.Wherein being shown as base station body 600 comprises:
The wireless network module 610 of base station end is used to provide the wireless network access service, and is as shown in Figure 6, and terminal installation 650 wireless signals among the figure are provided;
The Ethernet module 620 of base station end, this circuit module for selecting to install is represented that this wireless ether extends the base station wired access service can be provided, but is still had specific embodiment to have this Ethernet module 620, so that the Ethernet access service to be provided;
The power line network bridger module 630 of base station end; Power line network bridger module that wireless ether extension base station is integrated; So as to connecting another supply socket; Except power taking, can also communication connection and transfer of data work between each wireless ether extension device be provided through electric power loop; In another embodiment, this power line network bridger module can be the device of circumscribed;
Base station search communication module 640 is used for extending controller with wireless ether and inquires, replys and receive network service operations such as wireless network configuration.
Be applied to above-mentioned wireless ether extension controller and wireless ether and extend the wireless network stretch system that the base station is formed; The one automatic module that inserts wherein is provided; The effect of plug and play can be realized through the program that inserts automatically, the required complicated assignment procedure of forming in a plurality of base station of network environment can be avoided.
Specifically; Above-mentioned automatic AM access module is that the power application line communication technology connects the power line network bridger module of controller end and the power line network bridger module of base station end, utilizes the broadcasting packages that is stated from the power line to search for and transmit the wireless network configuration.
Yet the automatic AM access module of extending between base station at the wireless ether extension of another embodiment controller and each wireless ether still can be connected through the Ethernet of wired kenel and search completion automatically.
According to the embodiment of the invention; Wireless network stretch system power application line communication technology connects wireless ether and extends controller and wireless ether extension base station; To after connecting power supply, be co-located in the power line local area network (LAN), the base station can search the network address that wireless ether extends controller through broadcasting packages, then; Mainly extend controller and transmit the wireless network configuration, make and to accomplish the wireless network configuration and setting automatically to wireless ether extension base station by wireless ether.
The details of the program of above-mentioned automatic access can be with reference to the embodiment flow chart of figure 7A, Fig. 7 B and Fig. 7 plug-and-play feature of the present invention that C describes.
See also the embodiment flow chart of the automatic access of Fig. 7 A demonstration, purpose is the transmission through the initial wireless network configuration of broadcasting packages.
At first; Purchase earlier and comprise that above-mentioned wireless ether extends the network environment of controller and wireless ether extension base station; Wherein wireless ether extension controller is connected to power supply (step S701) through power line network bridger module wherein; Except power start, wireless ether extends controller and also produces electrically access with electric power loop.This step is extended controller with wireless ether and is connected to supply socket through power line, and (500, communication network Fig. 5) can cover the scope of electric power loop to let wireless ether extend controller.
After initialization, like step S703, the wireless network configuration that user elder generation setting wireless ether extends controller.Step S705 for another example, wireless ether extend the base station and are connected to power supply through power line network bridger module (630) equally, behind the power start and accomplish initialization.According to embodiment, can one web page server be provided by controller, the user can pass through this network configuration of webpage access, but still does not get rid of other modes through various instruction mode setting network configurations.The wireless network configuration that existing user can set has comprised service setting identification code (SSID-Service Set Identifier), the selection of wireless frequency passage (channel), the selection of wireless communication protocol (WiFi 802.11a/b/g, 802.11n etc.), the selection of wireless transmission encryption (encryption), the selection of wireless authentication method (authentication), the setup parameters such as identification filtration of user side wireless network card address (MAC address-Media Access Control address).The wireless network configuration that above-mentioned various parameter is formed can be stored in wireless ether after setting extends in the memory of controller, so that follow-uply send the wireless network configuration to each wireless ether extension base station through controller search communication module (550).
Then, wireless ether extends controller and wireless ether extension base station is broadcasted (step S707) according to power line communication technology to the equipment on the network, and wireless ether extends the base station and controller is known the network address (step S709) each other.Controller transmits wireless network configuration (step S711) according to the network address of base station, and wireless ether extends the base station via after wherein power line network bridger module obtains the wireless network configuration, promptly carries out automatic setting internal network configuration (step S713).
Flow process according to Fig. 7 B; Equally; Purchase the network environment that comprises above-mentioned wireless ether extension controller and wireless ether extension base station earlier, wherein wireless ether extension controller is connected to power supply (step S721) through power line network bridger module wherein, produces electrically access with electric power loop.This step is extended controller with wireless ether and is connected to supply socket through power line, and (500, communication network Fig. 5) can cover the scope of electric power loop to let wireless ether extend controller.
Then setting wireless ether extends the wireless network configuration of controller, and like step S723, this step lets user's setting wireless network configuration through the user's operation that provides in the controller and setting module (540).This moment, the local area network (LAN) scope comprised that wireless ether extends the network range that wireless network, Ethernet and power line network that controller (500) comprised are formed.
Then like step S725; Wireless ether extends the base station and is connected to power supply through power line network bridger module (630) wherein; This step with wireless ether extend the base station (600, Fig. 6) be connected to supply socket, except that power taking through power line; Also utilize the standard and the electric power loop of power line communication to form communication network, can exempt the trouble of user through the wiring of physics Ethernet.
Wireless ether extends the base station can carry out an initialize routine behind power start, utilize automatic AM access module and controller (500) to insert afterwards, wherein connect according to power line communication technology, and the package of going on the air.I.e. utilization search communication module itself and wireless ether extend controller and communicate; Promptly utilize power line network as communication medium in this step; Base station search communication module (640) utilizes broadcasting packages to search for the network address (step S727) that wireless ether extends controller (500); After sending the search package, obtain the network address that wireless ether extends controller.In case wireless ether extends the broadcasting packages that controller finds to have on the network relevant search, will produce echo message (step S729).Receive the information (step S731) of searching for communication module (550) response in the wireless ether extension controller when wireless ether extends the base station, just can parse physical network address (MAC address) or internet address (IP address) (step S733) that wireless ether extends controller (500).
Then carry out a physics joining procedure according to the network address of controller; Comprise through power line; Or can pass through Ethernet etc.; The communication session of setting up to each other through the above-mentioned network address connects, to set up the access (step S735) that wireless ether extends the base station and wireless ether extends controller.And follow wireless ether and extend controller transmission wireless network configuration to wireless ether extension base station (step S737); The controller of wireless ether extension controller (500) search communication module (550) is sent to the base station search communication module (640) that wireless ether extends base station (600) with the wireless network configuration in this step; This is wireless, and ether extends the wireless network module (610) that the base station utilizes the wireless network configuration and setting itself that receives; Comprise the various wireless network parameters of applying mechanically the wireless network configuration, come service radio network user (step S739) to provide the wireless network identical to connect parameter with wireless ether extension controller (500).
According to the automatic access process that the invention described above proposed; Along with extending base station (600), a plurality of wireless ether are connected to supply socket through power line network bridger module (630); Its inner base station search communication module (640) can automatically perform, seek automatically the network address that wireless ether extends controller (500); And search for communication module (550) with controller and set up access; And follow automatic reception wireless network configuration, and the wireless network module of automatic setting itself (510), the mechanism of this automatic setting realizes the effect of plug and play.This moment, the local area network (LAN) scope also can be extended the increase of base station number along with wireless ether, and expanded its area coverage, let the wireless network user of different regions also can be connected local area network (LAN) smoothly with the Ethernet user.
Fig. 7 C is shown as the flow process of another embodiment, extends controller in wireless ether equally and connects power supply (step S741), and after the completion initialization, the user carries out setting network configuration (step S743) through operation and setting module.There is a wireless ether to extend the base station afterwards in the system and is connected to power supply (step S745), extend controller with wireless ether and be co-located in the electric power loop through power line network bridger module wherein.
Afterwards; Wireless ether extends the base station can carry out an initialize routine behind power start, afterwards, and before realizing inserting with controller; Elder generation is broadcasting packages on power line network initiatively, and sends the request (step S747) that the controller requirement is transmitted the wireless network configuration.
Wireless ether on power line network extends controller and receives the broadcasting packages from the base station, can parse the network address of base station, and knows the request (step S749) of request wireless network configuration.Then, like step S751, wireless ether extends controller and initiatively transmits the wireless network configuration to wireless ether extension base station, such as through the broadcast mode transmission, also can transmit through man-to-man mode of unicast (unicast).Wireless ether extends the wireless network module (610) that the base station then utilizes the wireless network configuration and setting itself that receives, and comprises the various wireless network parameters (step S753) of applying mechanically the wireless network configuration.The mechanism of automatic setting realizes the effect of base station plug and play whereby.
So; According to above-mentioned each embodiment, controller realizes extending the effect that the base station produces the extended wireless network coverage, and this moment, the local area network (LAN) scope was extended the base station if increase other wireless ether again; Still can automatically perform the repetition above-mentioned steps; The wireless network module of automatic setting base station itself make it possible to set up a local area network (LAN) jointly with controller and other base stations, and scope can comprise the network range that wireless network and Ethernet are formed in one's power.
Then, each terminal installation, like the Ethernet work station, the wireless ether extension base station that can extend controller and access through wireless ether to the scope that the base station covered, comprises the part that wireless network and its Ethernet insert with signal extension.So extend base station, the scope that also just gets into local area network (LAN) when the Ethernet work station connects wireless ether.
Please refer to the search communication module embodiment of Fig. 8 again.
In this embodiment; Wireless ether extension base station (600, Fig. 6) adopted the instant inserted and instant using type installation procedure, just base station search communication module (640 among the figure; 640 ') can pass through network automatically as physical communications media; Embodiment comprises power line network or Ethernet, and main embodiment is to search for through power line communication technology, the equipment on the transfer mode search network of use broadcasting packages; The present invention mainly be find whereby and seek wireless ether extend controller (500, network address Fig. 5).
In a single day receive the response packet of controller search communication module (550) when base station search communication module 640 or 640 '; Just can learn that wireless ether extends the network address of controller; And establish a communications link with it (800), in order to receive the wireless network configuration and to respond the operating state inquiry etc. that wireless ether extends controller.
Then can extend the embodiment sketch map that controller combines router-module with reference to wireless ether shown in Figure 9.
The integration equipment that the equipment 900 that shows among Fig. 9 is formed for the wireless ether extension of the present invention controller 500 and broadband router module 910; The wherein broadband router module 910 main connections of being responsible for internet lines 920; Provide DynamicHost to set the work of agreement (DHCP), network address translation (nat) and fire compartment wall, also can comprise point-to-point lift-launch Ethernet agreement (Point-to-Point Protocol over Ethernet).
Through the network service function that broadband router module 910 possessed mainly is to let local area network (LAN) 90 interior power line network 901 users, wireless network 902 users and Ethernet 903 users etc. obtain internal network address (IP) through broadband router module 910, and connects the Internet 92 through the network address translation (nat) function.
Another module of main equipment 900 is the circuit that wireless ether extends controller 500; Mainly be to be responsible for expansion local area network (LAN) coverage rate; Through the operation of a plurality of wireless ether extension base stations (not being shown in this figure), form the local area network (LAN) that a power line network, wireless network, Ethernet etc. are formed.
Figure 10 is shown as another embodiment that wireless ether extends controller, and extends another embodiment of base station with reference to wireless ether shown in Figure 11 simultaneously.
Figure 10 is shown as wireless ether and extends controller 1000; Its power line network bridger 1010 through a circumscribed is electrically connected at general AC power; And, can carry the Ethernet data through power line with Ethernet module 520 these power line network bridgers 1010 of access.Simultaneously wireless ether extends controller 1000 provides wireless or wired network insertion.Wherein each element can be with reference to the description of figure 5, and controller 1000 provides wireless network signal through wireless network module 510, provides spider lines through Ethernet module 520 and inserts.
Figure 11 then is shown as the wireless ether extension base station 1100 that connects power supply through the power line network bridger 1110 of circumscribed; Embodiment compared to Fig. 6; Wireless ether extends the 1100 one-tenth plug-in modes in base station; And connect through Ethernet module 620, the mounting means of user's multiple choices property mainly is provided.
Power line network bridger 1010 and 1110 functions at present embodiment mainly are to let the electric power loop can be as operation as the Ethernet; Provide physical network as the communications media, advantage is that each terminal use does not need the Ethernet wiring installation and can directly utilize electric power loop to communicate transmission.
Figure 12 is for having the embodiment flow chart of a plurality of wireless ether extension controllers in the system.
According to this embodiment, can include more than one wireless ether in the wireless network stretch system of plug and play of the present invention and extend controller, wireless ether extends controller provides a switch controller pattern or the mechanism of base station mode.When a plurality of controllers are present in same power line network or Ethernet simultaneously, need to connect through the communication that controller search communication mechanism is set up each other, carry out mode switching program, may command switches to a wireless ether and extends the controller role.When a wireless ether extended the role of controller execution major control device, all the other controllers then automatically switched to wireless ether and extend the base station role.
According to step among the figure, elder generation starts a plurality of wireless ether and extends the controller search communication mechanism (step S1200) in the controllers, when wireless ether extends controller behind the completion boot program, promptly starts controller search communication module (550) as shown in Figure 5.
Then; Like step S1210; Each is wireless, and ether extension controller will be seen broadcasting packages off through power line network and Ethernet, be transmitted to the package of same local area network (LAN), particularly be delivered in the package on power line or the Ethernet; To be broadcast to each wireless ether and extend controller; Each controller can be so as to inquiring the controller search communication module (step S1220) that whether has had the service of reaching the standard grade on the existing network, and the packet information of promptly passing through to be received is judged the state of each equipment on the network, comprises the controller that judges whether the service of reaching the standard grade.
Behind initial programs such as transmission and reception broadcasting packages; Receive the information (being) that the controller search communication module of a service of reaching the standard grade is responded if there is the wireless ether of not reaching the standard grade to extend controller; The controller search communication module that the service of reaching the standard grade is arranged is judged in expression; The wireless ether that then receives this information extends controller and will switch to the role that wireless ether extends the base station, like step S1230, just uses wireless ether to extend the base station mode of operation and establishes a communications link.
If do not receive the information (denying) that the controller search communication module of a service of reaching the standard grade is responded; Represent that this this wireless ether of not reaching the standard grade extends the controller search communication module that controller is judged does not have any service of reaching the standard grade; Then this controller search communication module of carrying out search is sent the information (step S1240) of a service of having reached the standard grade to inquiry; Just follow-up other wireless ether extend controller inquires when whether reaching the standard grade the service searching communication module that this controller is searched for the information that communication module can be responded immediately and transmission has been reached the standard grade and served.
After confirming this controller role; Next step is that a plurality of wireless ether of controller search communication module keyholed back plate extend the base station; Like step S1250; When controller search communication module gets into the state of the service of reaching the standard grade, just be responsible for to wireless ether extend that the base station establishes a communications link, keyholed back plate and transmit work such as wireless network configuration.
Above-mentioned each wireless ether of not reaching the standard grade extends controller in one embodiment; Can regularly carry out the controller state of the service of originally having reached the standard grade in the inquiry network environment; If any change or inefficacy are arranged; Should start controller search communication module wherein at any time immediately, make network can be in the situation of operate as normal.
Other has an embodiment; Wireless ether extension controller switches on director mode or the mechanism of base station mode includes a hard-wired mode selector switch; When the network manager desire is set up network,, then can utilize this mode selector switch manually to set the role that each wireless ether extends controller if possess two or above wireless ether extension controller simultaneously; Consolidated network only needs a wireless ether to extend the role of controller, and all the other are changeable to be base station mode.
Or having possessed on the known network has the wireless ether of reaching the standard grade to extend controller, but then follow-up newly-increased wireless ether extend controller then manual switchover be the pattern of base station.
According to the network extension mechanism that the invention described above proposed; Specifically, in another embodiment that Figure 13 shows, except a plurality of wireless ether capable of using extend the base station expanding coverage area of network; Comprise wired and wireless network, but even also cross-over connection to another electric power loop.
So shown in the figure, on same electric power loop 40, set up wireless ether when needs and extend the base station, promptly in same electric power loop 40, connect with the mains, the base station promptly can initiatively be sent the search package and obtained controller information and information that network settings is necessary.And, when the wireless network configuration in the wireless ether extension controller 41 has change, with the wireless network configuration of initiatively transmitting renewal according to each address, base station of being inserted, so can immediate updating wireless network configuration.
The mechanism that proposes according to the present invention; If need network coverage is extended to another electric power loop 13; So routine, the wireless ether on different two electric power loops of ethernet line 130 cross-over connections capable of using extends base station (42,131); The wireless ether that then is electrically connected on the electric power loop 13 extends base station 131; 133 can transfer to each network equipment on the electric power loop 40 with network signal, comprise that being received from wireless ether extends wireless network configuration and the self establishment that controller 41 is transmitted, extended network scope smoothly.
Other characteristics of the present invention also have; Cresset indicating operating status on the guidance panel of wireless ether extension base station device capable of using; Wherein include several diverter switches (like button or dialing) and cresset at least, the user can utilize button and cresset control and judgement base station state simply, such as:
1. can have replacement (reset) diverter switch; When the user need reset the base station; Can utilize this replacement diverter switch to force to upgrade wherein network configuration, when the user presses this replacement diverter switch, the base station search communication module is sent the information that needs the renewal configuration the base station in; Controller will transmit the wireless network configuration to the base station of sending this information, and by wireless network module self establishment in the base station;
2. can have the diverter switch of closing wireless module, the user can close the wireless transmission function of base station through this diverter switch of closing wireless module, when only need use cable network such as the user;
3. wireless ether extends the cresset that a power line network signal is used in the base station, can or use a plurality of bright spots to form the mode of intensity table through different colours, is used for assisted user to judge the communications status of power line network signal.
4. controller link indicator 904 extends the cresset whether base station finds the controller network address as display radio ether, can represent whether to find that wireless ether extends the network address of controller through color, and establish a communications link.
5. wireless network configuration indicating device 905 extends the cresset whether base station receives the wireless network configuration as display radio ether, can represent to receive whether the wireless network configuration that wireless ether extends controller through color.
According to the embodiment of the invention; Wireless ether extends controller and communicates by letter with each base station search communication module through wherein searching for communication module; And obtain the operating state that each wireless ether extends the base station; So the user can extend user's operation and the interface that setting module is provided of controller through wireless ether, is used for checking that each wireless ether extends communications status such as reaching the standard grade of base station or off-line, and the intensity of power line network signal etc.
Specifically; When network configuration has any change in the controller; With automatic keyholed back plate with transmit network configuration to each base station; So network manager only need be revised the parameter that wireless ether extends the wireless network configuration of controller, will search for communication module through controller and carry out the information transmission, notify each base station search communication module to upgrade the wireless network configuration that wireless ether extends the base station automatically.
Only the above is merely preferable possible embodiments of the present invention, and is non-so promptly limit to protection scope of the present invention, so the equivalent structure variation of using specification of the present invention and accompanying drawing content to do such as all in like manner is contained in the scope of the present invention, closes and gives Chen Ming.
Claims (10)
1. the wireless network stretch system of a plug and play is characterized in that described system comprises:
One wireless ether extends controller, wherein has:
One provides the wireless network module of the controller end of wireless network access service;
The power line network bridger module of one controller end, this is wireless ether are extended the power line network bridger module of controller through this controller end and are connected a supply socket, carry out transfer of data with a power line communication technology;
One controller search communication module is waited for the inquiry and the request of equipment on the network through this power line communication technology;
One user operation and setting module are the management interface that a setting wireless network configuration is provided;
One or more wireless ether extend the base station, and electric power accesses to this wireless ether and extends controller, and wherein each wireless ether extension base station comprises:
One provides the wireless network module of the base station end of wireless network access service;
The power line network bridger module of one base station end, this is wireless, and ether extends base station another supply socket of power line network bridger module connection through this base station end, carries out transfer of data with this power line communication technology;
One base station search communication module automatically through this power line communication technology, is used a network address of this wireless ether extension controller of transfer mode search of broadcasting packages, and wherein this network address is a physical network address or an internet address; And
One automatic AM access module after these one or more wireless ether extend base station and this wireless ether extension controller access, is accomplished configuration and setting after transmitting the wireless network configuration automatically.
2. the wireless network stretch system of plug and play as claimed in claim 1; It is characterized in that described wireless ether extends controller or each wireless ether extension base station also comprises an Ethernet module; In order to a wired access to be provided, and this automatic AM access module is used one and is connected in this wireless ether and extends controller and be connected completion with Ethernet between this wireless ether extension base station.
3. the wireless network stretch system of plug and play as claimed in claim 1 is characterized in that described automatic this power line communication technology of AM access module application connects the power line network bridger module of controller end and the power line network bridger module of base station end.
4. the wireless network stretch system of plug and play as claimed in claim 1 is characterized in that described wireless ether extends controller and sets up communication connection each other through controller search communication mechanism, automatically switches to director mode or base station mode.
5. the automatic cut-in method of the wireless network stretch system of a plug and play is applied to have the power line network that a wireless ether extends controller and at least one wireless ether extension base station, it is characterized in that described method comprises step:
This is wireless, and at least one wireless ether extension base station of ether extension controller and this is connected through a power line communication technology, forms this power line network;
Each is wireless, and broadcasting packages is sent in ether extension base station;
This is wireless, and ether extends the network address that controller is known each wireless ether extension base station, sends response packet, and wherein this network address is a physical network address or an internet address;
This is wireless, and ether extension controller transmits a wireless network configuration according to the network address that each wireless ether extends the base station; Wherein, Extend the base station when sending this broadcasting packages in this wireless ether, send simultaneously this wireless ether is extended the request that the controller requirement transmits this wireless network configuration; And
This is wireless, and ether extension base station is accomplished the wireless network configuration and setting automatically.
6. the automatic cut-in method of the wireless network stretch system of a plug and play is applied to have the power line network that a wireless ether extends controller and at least one wireless ether extension base station, it is characterized in that described method comprises step:
This is wireless, and at least one wireless ether extension base station of ether extension controller and this is connected through a power line communication technology, forms this power line network;
This is wireless, and ether extension controller sends broadcasting packages;
Each is wireless, and ether extends the network address that the base station knows that this wireless ether extends controller, sends response packet, and wherein this network address is a physical network address or an internet address;
This is wireless, and ether extends controller extends the base station according to each wireless ether this wireless network configuration of network address transmission; And
This is wireless, and ether extension base station is accomplished the wireless network configuration and setting automatically.
7. like the automatic cut-in method of the wireless network stretch system of claim 5 or 6 described plug and play, it is characterized in that, after this wireless ether extends controller and receives this request, through broadcasting or this wireless network configuration of mode of unicast transmission.
8. the automatic cut-in method of the wireless network stretch system of a plug and play is characterized in that described method comprises step:
Purchase a network environment that comprises a wireless ether extension controller and at least one wireless ether extension base station, this is wireless, and ether extension controller is connected according to a power line communication technology with this wireless ether extension base station, and the package of going on the air;
This is wireless, and broadcasting packages search is sent in ether extension base station, a network address that utilizes this wireless ether of broadcast mode search to extend controller, and wherein this network address is a physical network address or an internet address;
This is wireless, and ether extends this broadcasting packages of searching for of controller discovery, produces an echo message;
Receive the information that this wireless ether extends the controller response when this wireless ether extends the base station, parse this network address that this wireless ether extends controller;
Carry out a joining procedure according to this network address;
A wireless network configuration to this wireless ether that ether extension controller transmission that this is wireless is stored in the memory extends base station; And
This is wireless, and ether extends a wireless network module of base station applies this wireless network configuration and setting itself, comprises the wireless network parameter of applying mechanically this wireless network configuration.
9. like the automatic cut-in method of the wireless network stretch system of claim 5 or 6 or 8 described plug and play, it is characterized in that described broadcasting packages is stated from this wireless ether and extends controller and should extend on the power line of base station access by wireless ether.
10. the automatic cut-in method of the wireless network stretch system of plug and play as claimed in claim 8; Wherein, this network environment extends controller if including a plurality of these wireless ether; Promptly start controller search communication mechanism, it is characterized in that described method also comprises step:
Start this wireless ether and extend controller search communication module in the controller;
Each is wireless ether extends controller according to this power line communication technology package of going on the air;
According to each broadcasting packages, each is wireless, and ether extension controller inquires whether this network environment has existed this controller search communication module of the service of reaching the standard grade;
If a wireless ether of not reaching the standard grade extends controller search communication module that controller is judged has this service of reaching the standard grade, then switch to the role that a wireless ether extends the base station;
If this wireless ether of not reaching the standard grade extends the controller search communication module that controller is judged does not have the service of reaching the standard grade, then this controller search communication module is sent the information of a service of having reached the standard grade; And
Start working to this wireless ether extends the role of controller, and respond each wireless ether and extend the search package of base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100381599A CN102638830A (en) | 2011-02-11 | 2011-02-11 | Plug-and-play wireless network extension system and automatic access method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100381599A CN102638830A (en) | 2011-02-11 | 2011-02-11 | Plug-and-play wireless network extension system and automatic access method thereof |
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| CN102638830A true CN102638830A (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100381599A Pending CN102638830A (en) | 2011-02-11 | 2011-02-11 | Plug-and-play wireless network extension system and automatic access method thereof |
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Application publication date: 20120815 |