CN105744536A - Wireless network deployment method and device - Google Patents
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Abstract
The embodiment of the invention provides a wireless network deployment method and device, and the method comprises the steps: testing network performance in a pre-obtained network deployment scheme in a preset deployment environment; and determining that the pre-obtained network deployment scheme is a final network deployment scheme under the condition that the obtained network performance meet the preset condition. The deployment environment comprises environment definition, access point type and attribute, and also comprises one or more pieces of the following information: other networks existing in the deployment environment, user distribution in the network, and other interference sources in the deployment environment. According to the embodiment of the invention, the method gives consideration to other networks existing in the deployment environment, the user distribution in the network and/or other interference resources in the deployment environment before the deployment of a wireless network, carries out the network simulation of the obtained deployment scheme in the above deployment environment, and obtains the deployment scheme meeting the demands of design.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of wireless network deployment method and device.
Background technology
The user that develops into of wireless communication technology accesses network whenever and wherever possible and brings great convenience, WLAN (WirelessLocalAreaNetworks, WLAN) it is a kind of wireless communication technology based on Institute of Electrical and Electric Engineers (InstituteofElectricalandElectronicsEngineers, IEEE) 802.11 series standard.IEEE802.11 series standard provides three kinds of network modeies.Wherein, access point (AccessPoint, AP) model being responsible for tissue network is most widely used, and its basic construction model (infrastructuremodel) is a kind of single-hop networks organized centered by AP.In this network model, user (User) directly connects with AP, AP provide service for this user.
Dispose the quantity of AP, position, channel used and transmitting power and determine the performance of WLAN.Generally after network design is well, the quantity of AP, position, transmitting power etc. can be fixed up, and no longer change, therefore, the planning before network design and networking proposed higher requirement.If planning proper, then, after installing AP at the scene according to program results and debug, network performance just disclosure satisfy that user's request, and can significantly save construction cost；If it is improper to plan, then it is likely to need to rely on operator's experience constantly to adjust at the scene.And dispose, for one, the network that area is very big, the experience of only relying on adjusts very difficult, and after adjustment, it is possible to other AP being produced new impact, network performance is poor, causes that construction cost becomes significantly high.
It should be noted that above the introduction of technical background to be intended merely to and conveniently technical scheme is carried out clear, complete explanation, and facilitate the understanding of those skilled in the art to set forth.Can not merely because these schemes be set forth at the background section of the present invention and think that technique scheme is conventionally known to one of skill in the art.
Summary of the invention
At present, existing wireless network planning method only considers physical attribute and the AP attribute of current deployed environment, and according to the physical attribute of current deployed environment and the theoretic design of AP property calculation, therefore, it is easily caused the network planning improper, network performance is poor, increases later stage construction cost.
The embodiment of the present invention proposes a kind of wireless network deployment method and device.Wherein, before carrying out wireless network deployment, the factors such as other interference source existed in the user distribution considered in deployed environment in other network already present, network and/or deployed environment, the deployment scheme obtained is carried out network simulation in above-mentioned deployed environment, make the network planning proper, promote network performance, and construction cost can also be saved.
The above-mentioned purpose of the embodiment of the present invention is achieved by the following technical solution:
First aspect according to embodiments of the present invention, it is provided that a kind of wireless network deployment device, this device includes:
First processing unit, described first processing unit for testing the network performance of the network design scheme obtained in advance in preset deployed environment, wherein, described deployed environment includes Environment Definition, access point type and attribute, and described deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment；
First determines unit, and described first determines when unit meets pre-conditioned for the network performance obtained at described first processing unit, it is determined that the described network design scheme that obtains in advance is final network design scheme.
Second aspect according to embodiments of the present invention, it is provided that a kind of wireless network deployment method, the method includes:
The network performance of the network design scheme obtained in advance is tested by preset deployed environment；
When the network performance obtained meets pre-conditioned, it is determined that the described network design scheme that obtains in advance is final network design scheme；
Wherein, described deployed environment includes Environment Definition, access point type and attribute, and described deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment.
Having the beneficial effects that of the embodiment of the present invention, by the wireless network deployment method of the embodiment of the present invention and device, before carrying out wireless network deployment, the factors such as other interference source existed in the user distribution considered in deployed environment in other network already present, network and/or deployed environment, the deployment scheme obtained is carried out network simulation in above-mentioned deployed environment, make the network planning proper, user's request can not only be met, and construction cost can also be saved.
With reference to explanation hereinafter and accompanying drawing, disclose in detail only certain exemplary embodiments of this invention, specifying principles of the invention can adopted mode.It should be understood that embodiments of the present invention are not so limited in scope.In the spirit of claims and the scope of clause, embodiments of the present invention include many changes, amendment and are equal to.
The feature described for a kind of embodiment and/or illustrate can use in one or more other embodiment in same or similar mode, combined with the feature in other embodiment, or substitutes the feature in other embodiment.
It should be emphasized that term " include/comprise " refers to the existence of feature, one integral piece, step or assembly herein when using, but it is not precluded from the existence of one or more further feature, one integral piece, step or assembly or additional.
Accompanying drawing explanation
A lot of aspects of the present invention can be more fully understood that with reference to following accompanying drawing.Parts in accompanying drawing are not proportional draftings, and are intended merely to and illustrate principles of the invention.For the ease of illustrating and describe the some parts of the present invention, in accompanying drawing, corresponding part is likely to be exaggerated or minimized.Can combine with the element shown in one or more other accompanying drawing or embodiment and feature at the element described in the accompanying drawing of the present invention or a kind of embodiment and feature.Additionally, in the accompanying drawings, similar label represents parts corresponding in several accompanying drawing, and can be used for indicating the corresponding component used in more than one embodiment.
In the accompanying drawings:
Fig. 1 is the wireless network deployment method flow chart of the embodiment of the present invention 1；
Fig. 2 is the floor map treating deployment region in the embodiment of the present invention 1；
Fig. 3 treats already present wlan network AP in deployment region and their coverage condition schematic diagram in the embodiment of the present invention 1；
Fig. 4 is the user distribution schematic diagram treating in the embodiment of the present invention 1 to set in deployment region；
Fig. 5 treats other interference source schematic diagram in deployment region in the embodiment of the present invention 1；
Fig. 6 A and 6B adjusts network design scheme schematic diagram before and after AP quantity in the embodiment of the present invention 1；
Fig. 7 A and 7B adjusts network design scheme schematic diagram before and after AP position in the embodiment of the present invention 1；
Fig. 8 A and Fig. 8 B adjusts network design scheme schematic diagram before and after AP channel in the embodiment of the present invention 1；
Fig. 9 A and Fig. 9 B adjusts network design scheme schematic diagram before and after AP transmitting power in the embodiment of the present invention 1；
Figure 10 A and Figure 10 B adjusts network design scheme schematic diagram before and after AP position and quantity in the embodiment of the present invention 1；
Figure 11 A and Figure 11 B adjusts network design scheme schematic diagram before and after AP position, quantity and transmitting power in the embodiment of the present invention 1；
Figure 12 A and Figure 12 B adjusts network design scheme schematic diagram before and after AP quantity, AP position, the channel of AP and the transmitting power of AP in the embodiment of the present invention 1；
Figure 13 is wireless network deployment method flow chart in the embodiment of the present invention 3；
Figure 14 is that in the embodiment of the present invention 4, wireless network deployment device constitutes schematic diagram.
Detailed description of the invention
With reference to accompanying drawing, by description below, the aforementioned and further feature of the embodiment of the present invention will be apparent from.These embodiments are illustrative of, and are not limitations of the present invention.In order to enable those skilled in the art to will be readily understood that principles of the invention and embodiment, the embodiment of the present invention illustrates for wlan network, it is to be understood that, the embodiment of the present invention is not limited to wlan network, such as, the method and apparatus that the embodiment of the present invention provides is also applied for other wireless network.
With reference to the accompanying drawings the preferred embodiment of the present invention is illustrated.
Embodiment 1
Fig. 1 is the wireless network deployment method flow chart of the embodiment of the present invention 1, refer to Fig. 1, and the method includes:
Step 101, tests the network performance of the network design scheme obtained in advance in preset deployed environment；
Step 102, when the network performance obtained meets pre-conditioned, it is determined that the network design scheme that this obtains in advance is final network design scheme；
Wherein, this deployed environment includes Environment Definition, access point type and attribute, and this deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment.
By the wireless network deployment method of the embodiment of the present invention, before carrying out wireless network deployment, the factors such as other interference source existed in the user distribution considered in deployed environment in other network already present, network and/or deployed environment, the deployment scheme obtained is carried out network simulation in above-mentioned deployed environment, make the network planning proper, promote network performance, and construction cost can also be saved.
In the present embodiment, this Environment Definition can include treating the size of deployment region, shape, for instance, treat the length of deployment region, in addition, it may further comprise the shelter treated in deployment region and the information such as body of wall position and material；This access point attribute can include the information such as antenna, transmitting power, cost；This access point type can be the AP model of concrete configuration.Fig. 2 is the floor map treating deployment region in the present embodiment, as shown in Figure 2, this Environment Definition can include the shape treating deployment region, namely by four cuboid region A, B, C, D is constituted, and each cuboid region A, B, C, the length of D, wide, high, such as region A, B, the length, width and height of D respectively 5 meters, 4 meters, 3 meters, the length, width and height of region C respectively 15 meters, 4 meters, 3 meters, additionally include region A, B, C, body of wall position (solid black lines in Fig. 2) and material in D are glass wall, region A, B, C, have no occluder in D, AP attribute to be disposed is omnidirectional antenna, its transmitting power is 1mw, cost is 1000 yuan, the AP product that such as Cisco's model can be selected to be AIR-LAP1041N-E-K9.
In the present embodiment, this deployed environment, except including above-mentioned information, also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment.Such as, in this deployed environment, other network already present comprises the steps that other wlan network simultaneous in deployment region；Other interference source existed in this deployment region comprises the steps that bluetooth, zigbee etc.；User distribution in this network comprises the steps that disposes user according to non-uniform Distribution, and wherein this non-uniform Distribution includes that spatial distribution is uneven and/or service distribution is uneven；As uneven in this spatial distribution refer to: in deployment region, define some blocks, in these blocks, only dispose user, outside block, do not dispose user；Or first uniformly N number of user is deployed in deployment region, then certain the several block in this deployment region dispose other M user；Or according to normal distribution stochastic generation user position of non-uniform Distribution in deployment region；This service distribution is uneven to be referred to: the business produced within each Subscriber Unit time divides the business being forwarded child node by father node according to multi-hop topology；Or the portfolio that user produces within the unit interval changes over, and meets normal distribution.So, owing to considering above-mentioned factor, deployment scheme and real network environment can be made more to meet, improve network performance
In the present embodiment, in a step 101, the network performance of the network design scheme obtained in advance is tested (emulation) including: in preset environment, arrange the network design scheme (target protocol) obtained in advance, then, in this deployed environment, the network performance of the network design scheme that this obtains in advance is tested.Wherein, the network performance tested comprise the steps that each AP in this network design scheme transmit signals to reach in deployed environment the received signal strength of a certain position, network delay, the network performance such as handling capacity.
Such as, when preset deployed environment includes other network already present in deployed environment, network performance being tested and includes the network performance calculating deployment scheme respectively, the network performance that there is the network performance of wlan network, target protocol, wherein this network performance is likely to comprise the information such as the handling capacity of uplink and downlink communication, network delay, packet receiving rate.When preset deployed environment includes other information, the network performance tested is similar, repeats no more herein.
Citing illustrates individually below.
Example 1, this deployed environment also includes other network already present in deployed environment, if these other networks are wlan network.
In such a case, it is possible to obtained the wlan network information existed in deployed environment by means such as early stage on-site land survey, gather information, for instance, the AP quantity of already present wlan network, position and coverage condition；Preset environment arranges simultaneous other wlan network AP in this deployed environment, and be this other wlan network distributing user, definition business model, this target protocol is set in preset environment again, and be this target protocol distributing user, definition business model, when emulation, already present wlan network and target protocol work simultaneously, when emulation terminates, calculating the network performance that there is the network performance of wlan network, target protocol respectively, wherein this network performance is likely to comprise the information such as the handling capacity of uplink and downlink communication, network delay, packet receiving rate.
Fig. 3 treats already present wlan network AP in deployed environment and their coverage condition schematic diagram in the present embodiment.As shown in Figure 3, deployment region 301 arranges already present wlan network AP302, the coverage 303 of already present wlan network AP302 is set, and be wlan network AP302 distributing user, definition business model, this target protocol (not shown) is set in preset environment again, and be this target protocol distributing user, definition business model, when emulation, already present wlan network AP302 and target protocol work simultaneously, when emulation terminates, calculate the network performance that there is the network performance of wlan network, target protocol respectively.
Example 2, this deployed environment also includes the user distribution in network.
In this case, for instance this target protocol is set in preset deployed environment and places, dispose user according to non-uniform Distribution, define business model, emulate.Fig. 4 is the user distribution schematic diagram treating in the present embodiment to set in deployment region, this target protocol (not shown) is such as set in preset deployed environment, define business model according to user distribution as shown in Figure 4, and emulate, and computing network performance.
Example 3, this deployed environment also includes other interference source existed in deployed environment.
In this case, the signal that can simulate these interference sources is launched and business model, and the interference source of this simulation is set in preset deployed environment, Fig. 4 treats other interference source schematic diagram in deployment region in the present embodiment, as shown in Figure 4, and interference source zigbee or the bluetooth equipment etc. of this simulation are set in preset deployed environment, preset deployed environment arranges this target protocol (not shown), and be this target protocol distributing user, definition business model emulates, and computing network performance.
In above-mentioned example 1～example 3, the situation that this deployed environment comprises a kind of information in above-mentioned three kinds of information is illustrated, when this deployed environment comprises in above-mentioned three kinds of information two or three, above example 1～example 3 can be overlapped according to the information comprised.
Example 4, this deployed environment also includes three information of example 1～example 3, other interference source namely existed in the user distribution in other network already present, network, deployed environment in deployed environment.
In this case, the model of definition in Fig. 3, Fig. 4, Fig. 5 can be set in preset deployed environment.
Example 5, this deployed environment includes two information of example 1 and example 2, i.e. user distribution in other network already present, network in deployed environment.
In this case, the model of definition in Fig. 3 and Fig. 4 can be set in preset deployed environment.
Other situations for comprising two kinds of information in above-mentioned three kinds of information are similar with example 5, no longer repeat one by one herein.
In the present embodiment, when the deployment scheme that will obtain carries out network simulation in above-mentioned deployed environment, due to the factor such as other interference source existed in the user distribution considered in other network already present, network in preset deployed environment and/or deployed environment, the user distribution in other network already present, network and/or other interference source of existing in deployed environment can be avoided to treat the impact of network performance of wireless network of deployment, make the network planning proper, promote network performance, and construction cost can also be saved.
In the present embodiment, the network design scheme that this obtains in advance includes quantity and the position of AP, the transmitting power etc. of AP channel and AP can also be included, the network design scheme obtained in advance can be the network design scheme of initial random generation, can also being the network design scheme after adjusting, the present embodiment be in this, as restriction.
In the present embodiment, in a step 102, this is pre-conditioned can be judge whether this network performance also has the possibility promoted, or the setting of user whether is met for this network performance, such as, whether this deployment scheme can be completely covered deployment region, or meet disturb between AP minimum；When the network performance obtained meets pre-conditioned, it is determined that meeting this pre-conditioned network design scheme is for final network design scheme.
In the present embodiment, when the network performance obtained is unsatisfactory for pre-conditioned, the method also includes:
Step 103, when the network performance obtained is unsatisfactory for pre-conditioned, is adjusted this network design scheme obtained in advance；The network performance of the network design scheme after adjusting is tested by the deployed environment that this is preset.
In the present embodiment, be adjusted including to this network design scheme obtained in advance: adjust AP quantity in this network design scheme obtained in advance, AP position, the channel of AP and AP transmitting power one of them or more than one.
Illustrate referring to accompanying drawing citing.
Example 1, adjust this AP quantity, AP position, the channel of AP and AP transmitting power one of them；
1) adjust the AP quantity in network design scheme, and the pre-conditioned network design scheme for obtaining makes network that deployment region is completely covered；
Fig. 6 A and Fig. 6 B adjusts network design scheme schematic diagram before and after AP quantity in the present embodiment.As shown in Figure 6A, in the network design scheme obtained in advance, deploying two AP respectively AP1 and AP2, deployment region 601 is not covered by AP1 and AP2, is unsatisfactory for this pre-conditioned.
Owing to above-mentioned deployment scheme is unsatisfactory for that this is pre-conditioned, therefore, increases an AP3, AP quantity is adjusted to 3, then the deployment scheme after adjusting is tested, as shown in Figure 6B, after adjustment, reached being completely covered deployment region.
2) adjust the AP position in network design scheme, and the pre-conditioned network design scheme for obtaining makes network that deployment region is completely covered；
Fig. 7 A and Fig. 7 B adjusts network design scheme schematic diagram before and after AP position in the present embodiment.As shown in Figure 7 A, in the network design scheme obtained in advance, deploying 3 AP, respectively AP1, AP2, AP3, deployment region 701 is not covered by AP1 and AP2, is unsatisfactory for this pre-conditioned.
Owing to above-mentioned deployment scheme is unsatisfactory for that this is pre-conditioned, therefore, the position of AP3 can be moved to deployment region 701 direction, the deployment scheme after adjusting be tested, as shown in Figure 7 B, after adjustment, has reached being completely covered deployment region.
3) adjust the AP channel in network design scheme, and pre-conditioned be set to make to disturb between AP minimum；
Fig. 8 A and Fig. 8 B adjusts network design scheme schematic diagram before and after AP channel in the present embodiment.As shown in Figure 8 A, in the network design scheme obtained in advance, 3 AP respectively AP1, AP2, the AP3 disposed in network, all it is operated in identical channel 1, now between 3 AP there is interference in overlapped coverage region, is unsatisfactory for pre-conditioned；Owing to current deployment scheme is unsatisfactory for pre-conditioned, therefore, the working channel of AP2 is adjusted to channel 2, the working channel of AP3 is adjusted to channel 3, the deployment scheme after adjusting is tested, as shown in Figure 8 B, does not interfere with between the AP after adjustment.
4) adjust the AP transmitting power in network design scheme, and the pre-conditioned network design scheme for obtaining makes network that deployment region is completely covered；
Fig. 9 A and Fig. 9 B adjusts network design scheme schematic diagram before and after AP transmitting power in the present embodiment.As shown in Figure 9 A, in the network design scheme obtained in advance, 3 AP respectively AP1, AP2, the AP3 disposed in network, respective transmitting power respectively P1, P2, P3, the AP3 transmitting power P3 disposed in network is less, causes reaching being completely covered deployment region 901；
Current deployment scheme is unsatisfactory for pre-conditioned, therefore, increases the transmitting power P3 of AP3, the deployment scheme after adjusting is tested, as shown in Figure 9 B, has reached being completely covered deployment region after adjustment.
Example 2, adjusts two in this network design scheme obtained in advance in AP quantity, AP position, the channel of AP and the transmitting power of AP；
Adjust position and the quantity of AP in network design scheme, and the pre-conditioned network design scheme for obtaining makes network that deployment region is completely covered；
Figure 10 A and Figure 10 B adjusts network design scheme schematic diagram before and after AP position and quantity in the present embodiment.As shown in Figure 10 A, in the network design scheme obtained in advance, adopt 2 AP, respectively AP1 and AP2, lay respectively at upper left side and the lower right of deployment region, due to AP quantity and position poorly-implemented, causing reaching the covering to deployment region 1001 and deployment region 1002, current deployment scheme is unsatisfactory for pre-conditioned；
Therefore, the position of AP2 is moved to deployment region 1001 direction, and in deployment region the right side of AP2, and it is not at 1 AP3 of position increase in the coverage of AP2, deployment scheme after adjusting is tested, as shown in Figure 10 B, after adjustment, has reached being completely covered deployment region.
Other situations for adjust in this network design scheme obtained in advance in AP quantity, AP position, the channel of AP and the transmitting power of AP two are similar with example 2, in the specific implementation, it is referred to 1 in above-mentioned example 1)～4), no longer repeat one by one herein.
Example 3, adjusts three in this network design scheme obtained in advance in AP quantity, AP position, the channel of AP and the transmitting power of AP；
Adjust the position of AP in network design scheme, quantity and transmitting power, and the pre-conditioned network design scheme for obtaining makes network that deployment region is completely covered；
Figure 11 A and Figure 11 B adjusts network design scheme schematic diagram before and after AP position, quantity and transmitting power in the present embodiment.nullAs shown in Figure 11 A，In the network design scheme obtained in advance，Adopt 2 AP，Respectively AP1 and AP2，Lay respectively at upper left side and the lower right of deployment region，Transmitting power is P1 and P2 respectively，Due to AP quantity、It is improper that position deployment and transmitting power are arranged，Cause reaching the covering to deployment region 1101 and deployment region 1102，Owing to current deployment scheme is unsatisfactory for pre-conditioned，Therefore the position of AP2 is moved to deployment region 1101 direction，Increase the transmitting power P2 of AP2，And in deployment region the right side of AP2，And it is not at 1 AP3 of position increase in the coverage of AP2，Transmitting power is P3，Deployment scheme after adjusting is tested，As shown in Figure 11 B，Being completely covered deployment region has been reached after adjustment.
Other situations for adjust in this network design scheme obtained in advance in AP quantity, AP position, the channel of AP and the transmitting power of AP three are similar with example 3, in the specific implementation, it is referred to 1 in above-mentioned example 1)～4), no longer repeat one by one herein.
Example 4, adjusts the transmitting power of AP quantity in this network design scheme obtained in advance, AP position, the channel of AP and AP, and the pre-conditioned network design scheme being set to obtain make network be completely covered disturb between deployment region and AP minimum；
Figure 12 A and Figure 12 B adjusts network design scheme schematic diagram before and after AP quantity, AP position, the channel of AP and the transmitting power of AP in the present embodiment.As illustrated in fig. 12, in the network design scheme obtained in advance, adopt 2 AP, respectively AP1 and AP2, lays respectively at upper left side and the lower right of deployment region, and transmitting power is P1 and P2 respectively, working channel is channel 1, owing to AP quantity, position, working channel and transmitting power arrange improper, cause reaching the covering to deployment region 1201 and deployment region 1202, and have between the AP of overlapping region in coverage to have interference；Owing to current deployment scheme is unsatisfactory for pre-conditioned, therefore the position of AP2 is moved to deployment region 1201 direction, increase the transmitting power P2 of AP2, the working channel of AP2 is adjusted to channel 2, and in deployment region the right side of AP2, and it is not at 1 AP3 of position increase in the coverage of AP2, transmitting power is P3, the working channel adjustment of AP3 is set to channel 3, deployment scheme after adjusting is tested, as shown in Figure 12 B, has reached after adjustment to be completely covered and eliminate the interference between AP to deployment region.
Merely exemplary above describe some embodiments that this network design obtained in advance is adjusted, when implementing, can according to the network performance of pre-conditioned and current deployment scheme to determine which parameter adjusted in AP quantity, AP position, the channel of AP and the transmitting power of AP, the present embodiment is not in this, as restriction.
By the wireless network deployment method of the embodiment of the present invention, before carrying out wireless network deployment, the factors such as other interference source existed in the user distribution considered in deployed environment in other network already present, network and/or deployed environment, the deployment scheme obtained is carried out network simulation in above-mentioned deployed environment, deployment scheme and real network environment can be made more to meet, promote network performance.
Embodiment 2
The embodiment of the present invention 2 also provides for a kind of wireless network deployment method, and the something in common of the present embodiment Yu embodiment 1, based on embodiment 1, is briefly described by the method below, and difference is described in detail.
After exporting final deployment scheme according to step 101～102 in embodiment 1 or step 101～103, site operation personnel can construct according to deployment scheme, is installed to by AP and treats in deployed environment.After installing, workmen can pass through wireless network exploration software actual measurement network performance, it is thus achieved that measured result.
In existing wireless network deployment method, the network performance of workmen's actual measurement generally will not feed back in wireless network deployment device, therefore, the network performance surveyed at the scene is not up to time pre-conditioned, the experience of workmen can only be relied on to carry out the adjustment of deployment scheme, and dispose, for one, the network that area is very big, the experience of only relying on adjusts very difficult, and after adjusting, other AP can be produced new impact, not only make network performance reduce, also result in construction cost and become significantly high.
Or after paying user's use, user can utilize certain instrument that network is safeguarded.The running state information of the main collection network of network operation instrument, and breakdown judge can be carried out according to the abnormal phenomena occurred.Because network failure and hydraulic performance decline are caused by the change of deployed environment sometimes, accordingly, it may be desirable to the wireless network being deployed is adjusted, this is accomplished by re-starting the network planning.
In the present embodiment, on the basis of embodiment 1, in order to, after implementing network design, when network performance is not up to user's request, readjust network design scheme, the method also includes:
After determining this final network design scheme and implementing, the change according to deployed environment, adjust this preset deployed environment；The network performance of network design scheme is tested by deployed environment after the modification, when the network performance obtained meets pre-conditioned, it is determined that this network design scheme is final network design scheme.
In the present embodiment, after deployment scheme is implemented, workmen is according to measured result, or according to network operation status information, user of service determines that current network performance is not up to user's request, or occur in that network failure, this is caused by the change of deployed environment sometimes, it is such as by Environment Definition in deployed environment, access point type and attribute, other network already present, user distribution in network, the change of other interference source existed in deployed environment causes, in the present embodiment, change according to deployed environment adjusts preset deployed environment, and redefine network design scheme, deployment scheme and real network environment can be made more to meet, improve network performance, and save construction cost and human cost.
In the present embodiment, such as, treat deployed environment comprises an office, office's surrounding comprises a glass wall, in preset deployed environment, Environment Definition glass attenuation quotient is 3dB, meets pre-conditioned according to the network planning scheme of this information acquisition, for instance network can cover whole office.But after implementing this deployment scheme, owing to glass wall being mounted with miscellaneous equipment, cause that this home office portion region fails overlay network, at this moment, can adjust glass attenuation quotient is 6dB, and redefines the wireless network deployment scheme that can cover whole office in preset environment after the modification.
In the present embodiment, when the network performance obtained is unsatisfactory for pre-conditioned, the method also includes: network design scheme is adjusted；The network performance of the network design scheme after adjusting is tested by the deployed environment after this adjustment；
In the present embodiment, be adjusted including to this network design scheme: adjust AP quantity in this network design scheme, AP position, the channel of AP and AP transmitting power one of them or more than one, its detailed description of the invention is similar with the step 103 in embodiment 1, is not repeated herein.
By the wireless network deployment method of the embodiment of the present invention, after wireless network deployment, change according to deployed environment adjusts preset deployed environment, and redefine network design scheme, deployment scheme and real network environment can be made more to meet, improve network performance, and save construction cost and human cost.
Embodiment 3
The embodiment of the present invention 3 additionally provides a kind of wireless network deployment method, and Figure 13 is wireless network deployment method flow chart in the present embodiment 3, and as shown in figure 13, the method includes:
Step 1301, the deployment scheme that stochastic generation is initial；
Wherein, initial plan scheme is with reference to the planning of cellular network, according to the size of deployed environment and shape, the type of AP and attribute definition, according to uniform deployment, it is determined that minimum AP quantity and position.
Step 1302, arranges deployed environment；
Wherein, this deployed environment includes Environment Definition, access point type and attribute, this deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment, its detailed description of the invention can refer to embodiment 1, repeats no more herein.
Step 1303, tests the network performance of network design scheme in this deployed environment；
Such as, test comprise each AP in deployment scheme transmit signals to reach in deployed environment the received signal strength of a certain position, network delay, the network performance such as handling capacity.
Step 1304, it is judged that it is pre-conditioned whether this network performance meets, when meeting pre-conditioned, performs step 1306, otherwise performs step 1305；
Step 1305, is adjusted this network design scheme, and returns step 1303, tests by the network performance of the deployment scheme after adjustment；
Wherein, be adjusted including to this network design scheme: adjust AP quantity in this network design scheme, AP position, the channel of AP and AP transmitting power one of them or more than one, its detailed description of the invention can refer to step 103 in embodiment 1, is not repeated herein.
Step 1306, exports final deployment scheme, and performs step 1307；
Step 1307, implements the deployment scheme in step 1306 in deployed environment；
Step 1308, it is judged that whether the network of network performance of actual deployment meets pre-conditioned, when judged result is for being, terminates network design, otherwise performs step 1309；
Step 1309, the change according to deployed environment, adjust this deployed environment, and be back to the deployed environment reset in step 1302, re-execute step 1303～1306 and determine final deployment scheme；
Wherein, the detailed description of the invention of step 1309 can refer to embodiment 2, is not repeated herein.
By the wireless network deployment method of the embodiment of the present invention, before carrying out wireless network deployment, the factors such as other interference source existed in the user distribution considered in deployed environment in other network already present, network and/or deployed environment, the deployment scheme obtained is carried out network simulation in above-mentioned deployed environment, after wireless network deployment, change according to deployed environment adjusts preset deployed environment, and redefine network design scheme, thus being met the deployment scheme of design requirement, improve network performance, and save construction cost and human cost.
Embodiment 4
The embodiment of the present invention 4 additionally provides a kind of wireless network deployment device, and owing to the principle of this device solution problem is similar with the method for embodiment 1～3, therefore its concrete enforcement is referred to the enforcement of the method for embodiment 1～3, repeats part and repeats no more.
Figure 14 is that a kind of wireless network deployment device constitutes schematic diagram, and this device 1400 includes:
First processing unit 1401, it for testing the network performance of the network design scheme obtained in advance in preset deployed environment, wherein, this deployed environment includes Environment Definition, access point type and attribute, and this deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment；
First determines unit 1402, when it meets pre-conditioned for the network performance obtained at the first processing unit 1401, it is determined that the network design scheme that this obtains in advance is final network design scheme.
In the present embodiment, user distribution is dispose user according to non-uniform Distribution, and non-uniform Distribution includes that spatial distribution is uneven and/or service distribution is uneven, and the detailed description of the invention of its deployed environment can refer to embodiment 1, repeats no more herein.
By the wireless network deployment device of the embodiment of the present invention, before carrying out wireless network deployment, the factors such as other interference source existed in the user distribution considered in deployed environment in other network already present, network and/or deployed environment, the deployment scheme obtained is carried out network simulation in above-mentioned deployed environment, thus being met the deployment scheme of design requirement.
In the present embodiment, when the network performance obtained is unsatisfactory for pre-conditioned, meeting design requirement degree deployment scheme to obtain, this device 1400 also includes:
First adjustment unit 1403, it is for being adjusted this network design scheme obtained in advance；
This first processing unit 1401 is additionally operable in the deployed environment that this is preset the network performance of network design scheme after adjusting is tested, when meeting pre-conditioned, this first determine unit determine adjustment after network design scheme be final network design scheme.
In the present embodiment, this first adjustment unit 1403 for adjust AP quantity in this network design scheme obtained in advance, AP position, the channel of AP and AP transmitting power one of them or more than one, its concrete adjustment mode can refer to embodiment 1 step 103, repeats no more herein.
In the present embodiment, this first determine unit 1402 determine this final network design scheme and implement after, this device also includes:
Second adjustment unit 1404, it, for the change according to deployed environment, adjusts this preset deployed environment.
The detailed description of the invention of this second adjustment unit 1404 can refer to embodiment 2, repeat no more herein, by the above-mentioned wireless network deployment device of the present embodiment, after wireless network deployment, change according to deployed environment adjusts preset deployed environment, redefines network design scheme, thus being met the deployment scheme of design requirement, improve network performance, and save construction cost and human cost.
In the present embodiment, the first adjustment unit 1403 and the second adjustment unit 1404 are selectable units, it is possible to being arranged as required in the specific implementation, the present embodiment is not in this, as restriction.
The embodiment of the present invention also provides for a kind of computer-readable program, and wherein when performing this program in wireless network deployment device, this program makes computer perform the wireless network deployment method being somebody's turn to do such as example 1 above to 3 in this node.
The embodiment of the present invention also provides for a kind of storage the storage medium of computer-readable program, and wherein this computer-readable program makes computer perform example 1 above in wireless network deployment device to 3 wireless network deployment methods being somebody's turn to do.
The preferred embodiment of the present invention is described above by reference to accompanying drawing.Many feature and advantage of these embodiments are evident from according to this detailed description, and therefore claims are intended to all these feature and advantage fallen in its true spirit and scope of covering these embodiments.Additionally, due to those skilled in the art will find apparent that a lot of amendment and change, therefore it is not meant to embodiments of the present invention are limited to precision architecture that is illustrated and that describe and operation, but all suitable modifications and equivalent that fall within the scope of it can be contained.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple steps or method can realize with the storage software or firmware in memory and by suitable instruction execution system execution.Such as, if realized with hardware, the same in another embodiment, can realize by any one in the following technology that this area is known altogether or their combination: there is the discrete logic of logic gates for data signal realizes logic function, there is the special IC of suitable combination logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc..
About the embodiment including above multiple embodiment, following remarks is also disclosed.
Remarks 1, a kind of wireless network deployment device, wherein, described device includes:
First processing unit, described first processing unit for testing the network performance of the network design scheme obtained in advance in preset deployed environment, wherein, described deployed environment includes Environment Definition, access point type and attribute, and described deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment；
First determines unit, and described first determines when unit meets pre-conditioned for the network performance obtained at described first processing unit, it is determined that the described network design scheme that obtains in advance is final network design scheme.
Remarks 2, device according to remarks 1, wherein, described device also includes:
First adjustment unit, when described first adjustment unit is for being unsatisfactory for pre-conditioned at the network performance obtained, is adjusted the described network design scheme obtained in advance；
Described first processing unit is additionally operable in described preset deployed environment the network performance of network design scheme after adjusting is tested.
Remarks 3, device according to remarks 2, wherein, described first adjustment unit for AP quantity in the network design scheme that obtains in advance described in adjusting, AP position, the channel of AP and AP transmitting power one of them or more than one.
Remarks 4, device according to remarks 1, wherein, described user distribution is dispose user according to non-uniform Distribution, and wherein non-uniform Distribution includes that spatial distribution is uneven and/or service distribution is uneven.
Remarks 5, device according to remarks 1, wherein, described device also includes:
Second adjustment unit, described second adjustment unit for described first determine unit determine described final network design scheme and enforcement after, the change according to deployed environment, adjust described preset deployed environment.
Remarks 6, a kind of wireless network deployment method, wherein, described method includes:
The network performance of the network design scheme obtained in advance is tested by preset deployed environment；
When the network performance obtained meets pre-conditioned, it is determined that the described network design scheme that obtains in advance is final network design scheme；
Wherein, described deployed environment includes Environment Definition, access point type and attribute, and described deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment.
Remarks 7, method according to remarks 6, wherein, described method also includes:
When the network performance obtained is unsatisfactory for pre-conditioned, the described network design scheme obtained in advance is adjusted；
The network performance of the network design scheme after adjusting is tested by described preset deployed environment.
Remarks 8, method according to remarks 7, wherein, be adjusted referring to the described network design scheme obtained in advance:
The transmitting power of AP quantity in the network design scheme obtained in advance described in adjustment, AP position, the channel of AP and AP one of them or more than one.
Remarks 9, method according to remarks 6, wherein, described user distribution is dispose user according to non-uniform Distribution, and wherein non-uniform Distribution includes that spatial distribution is uneven and/or service distribution is uneven.
Remarks 10, method according to remarks 6, wherein, described method also includes:
After determining described final network design scheme and implementing, the change according to deployed environment, adjust described preset deployed environment.
Claims (10)
1. a wireless network deployment device, wherein, described device includes:
First processing unit, described first processing unit for testing the network performance of the network design scheme obtained in advance in preset deployed environment, wherein, described deployed environment includes Environment Definition, access point type and attribute, and described deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment；
First determines unit, and described first determines when unit meets pre-conditioned for the network performance obtained at described first processing unit, it is determined that the described network design scheme that obtains in advance is final network design scheme.
2. device according to claim 1, wherein, described device also includes:
First adjustment unit, when described first adjustment unit is for being unsatisfactory for pre-conditioned at the network performance obtained, is adjusted the described network design scheme obtained in advance；
Described first processing unit is additionally operable in described preset deployed environment the network performance of network design scheme after adjusting is tested.
3. device according to claim 2, wherein, described first adjustment unit for AP quantity in the network design scheme that obtains in advance described in adjusting, AP position, the channel of AP and AP transmitting power one of them or more than one.
4. device according to claim 1, wherein, described user distribution is dispose user according to non-uniform Distribution, and wherein non-uniform Distribution includes that spatial distribution is uneven and/or service distribution is uneven.
5. device according to claim 1, wherein, described device also includes:
Second adjustment unit, described second adjustment unit for described first determine unit determine described final network design scheme and enforcement after, the change according to deployed environment, adjust described preset deployed environment.
6. a wireless network deployment method, wherein, described method includes:
The network performance of the network design scheme obtained in advance is tested by preset deployed environment；
When the network performance obtained meets pre-conditioned, it is determined that the described network design scheme that obtains in advance is final network design scheme；
Wherein, described deployed environment includes Environment Definition, access point type and attribute, and described deployed environment also includes one or more of following information: other interference source existed in the user distribution in other network already present, network, deployed environment in deployed environment.
7. method according to claim 6, wherein, described method also includes:
When the network performance obtained is unsatisfactory for pre-conditioned, the described network design scheme obtained in advance is adjusted；
The network performance of the network design scheme after adjusting is tested by described preset deployed environment.
8. method according to claim 7, wherein, is adjusted referring to the described network design scheme obtained in advance:
The transmitting power of AP quantity in the network design scheme obtained in advance described in adjustment, AP position, the channel of AP and AP one of them or more than one.
9. method according to claim 6, wherein, described user distribution is dispose user according to non-uniform Distribution, and wherein non-uniform Distribution includes that spatial distribution is uneven and/or service distribution is uneven.
10. method according to claim 6, wherein, described method also includes:
After determining described final network design scheme and implementing, the change according to deployed environment, adjust described preset deployed environment.
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| CN201410748476.3A CN105744536A (en) | 2014-12-09 | 2014-12-09 | Wireless network deployment method and device |
| JP2015237876A JP2016111709A (en) | 2014-12-09 | 2015-12-04 | Radio network configuration method and device |
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| CN201410748476.3A CN105744536A (en) | 2014-12-09 | 2014-12-09 | Wireless network deployment method and device |
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