CN102752776A - Wireless network utilization rate acquiring method and device - Google Patents

Abstract

The invention provides a wireless network utilization rate acquiring method and device. The method comprises the following steps: acquiring the number of cells of the whole network, the full rate traffic of voice service in busy hours in each cell, half rate traffic of voice service in busy hours in each cell, the full rate traffic of the voice service in system busy hours in the whole network, half rate traffic of the voice service in system busy hours in the whole network, the number of TCHs (Traffic Channel) available in the whole network and the number of channels in a base station channel processing module; acquiring the average number of TCHs available in each cell and the unbalanced coefficient of voice service in busy hours in the cells according to the number of cells of the whole network, the number of TCHs available in the whole network, the full rate and half rate traffic of voice service in busy hours in each cell and in system busy hours in the whole network, and acquiring the wireless network utilization rate according to the above mentioned two data and the number of channels in the base station channel processing module. By adopting the wireless network utilization rate acquiring method and device provided by the invention, the optimal wireless network utilization rate when the network configuration is known can be obtained.

Description

The acquisition methods of wireless network utilance and device

Technical field

The present invention relates to mobile communication technology, relate in particular to a kind of acquisition methods and device of wireless network utilance.

Background technology

In global system for mobile communications (Global System for Mobile Communications is called for short GSM),, calculate the wireless network utilance of current reality in real time in order to assess the busy not busy degree of wireless network.

Only considering under the speech business situation being defined as of actual wireless network utilance in the network:

$\mathrm{\α}=\frac{A_{\mathrm{total}}}{\underset{i=1}{\overset{N}{\mathrm{\Σ}}}{C}_i}$

Wherein: α representes the wireless network utilance; A _TotalThe total traffic of speech business when representing districts and cities the whole network system busy is when being meant the system busy of speech business during system busy; N representes districts and cities' total number in the whole network sub-district; C _iThe traffic capacity of representing the speech business that i sub-district is actual available, be each sub-district according to its actual available Traffic Channel quantity of (Traffic Channel is called for short TCH), look into that ERLANG B (being called for short the ERL-B table) calculates.

The numerical value of the wireless network utilance of above-mentioned reality of the prior art can reflect the busy not busy degree of the current reality of this network.When network is optimized, need be informed under the situation of known network configuration, what kind of numerical value is the wireless network utilance should adopt, could be with this network optimization to optimum performance.And the above-mentioned wireless network utilance that adopts prior art to obtain can't be reflected in wireless network utilance best under the known situation of network configuration.

Summary of the invention

First aspect of the present invention provides a kind of acquisition methods of wireless network utilance, in order to solve defective of the prior art, obtains wireless network utilance best under the known situation of network configuration.

Another aspect of the present invention provides a kind of deriving means of wireless network utilance, in order to solve defective of the prior art, obtains wireless network utilance best under the known situation of network configuration.

First aspect of the present invention provides a kind of acquisition methods of wireless network utilance, comprising:

The number of channel of half rate telephone traffic, the whole network available traffic channel TCH number and the BTS channel processing module of speech business when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when obtaining the whole network sub-district number, each busy cells;

The half rate telephone traffic of speech business when the full rate telephone traffic of speech business and said the whole network system busy when the half rate telephone traffic of speech business, said the whole network system busy during according to the full rate telephone traffic of said the whole network sub-district number, said the whole network speech business can be with TCH number, said each busy cells time the, said each busy cells is obtained the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time;

According to the unbalance factor of said average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of said BTS channel processing module, obtain the wireless network utilance.

Aforesaid method, wherein, obtaining said average every sub-district can comprise with the TCH number:

Can obtain average every sub-district and can use the TCH number with the TCH number divided by said the whole network sub-district number with said the whole network.

Aforesaid method, wherein, the unbalance factor of speech business comprises when obtaining said busy cells:

According to

The total traffic of speech business when obtaining busy cells, wherein, A _cThe total traffic of speech business when representing said busy cells, A _C1The summation of the full rate telephone traffic of speech business when representing said each busy cells, A _C2The summation of the half rate telephone traffic of speech business when representing said each busy cells;

According to

The total traffic of speech business when obtaining the whole network system busy, wherein, the total traffic of speech business when A representes said the whole network system busy, A ₁The full rate telephone traffic of speech business when representing said the whole network system busy, A ₂The half rate telephone traffic of speech business when representing said the whole network system busy;

The total traffic of speech business when the total traffic of speech business is divided by said the whole network system busy during with said busy cells, the unbalance factor of speech business when obtaining busy cells.

Aforesaid method, wherein said according to the unbalance factor of said average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of said BTS channel processing module, obtain the wireless network utilance and comprise:

According to

Obtain the wireless network utilance, wherein, α ₀Expression wireless network utilance, Tch _sRepresent that average every sub-district can use the TCH number, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module.

Another aspect of the present invention provides a kind of deriving means of wireless network utilance, comprising:

Acquiring unit, the number of channel of half rate telephone traffic, the whole network available traffic channel TCH number and the BTS channel processing module of speech business when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when being used to obtain the whole network sub-district number, each busy cells;

First computing unit; The half rate telephone traffic of speech business when the full rate telephone traffic of speech business and said the whole network system busy when the half rate telephone traffic of speech business, said the whole network system busy when being used for according to the full rate telephone traffic of said the whole network sub-district number, said the whole network speech business can be with TCH number, said each busy cells time the, said each busy cells is obtained the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time;

Second computing unit is used for obtaining the wireless network utilance according to the unbalance factor of said average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of said BTS channel processing module.

Aforesaid device, wherein, said first computing unit specifically is used for can obtaining average every sub-district and can use the TCH number with the TCH number divided by said the whole network sub-district number with said the whole network.

Aforesaid device, wherein, said first computing unit specifically is used for basis

The total traffic of speech business when obtaining busy cells, wherein, A _cThe total traffic of speech business when representing said busy cells, A _C1The summation of the full rate telephone traffic of speech business when representing said each busy cells, A _C2The summation of the half rate telephone traffic of speech business when representing said each busy cells, according to

The total traffic of speech business when obtaining the whole network system busy, wherein, the total traffic of speech business when A representes said the whole network system busy, A ₁The full rate telephone traffic of speech business when representing said the whole network system busy, A ₂The half rate telephone traffic of speech business when representing said the whole network system busy, the total traffic of speech business when the total traffic of speech business is divided by said the whole network system busy during with said busy cells, the unbalance factor of speech business when obtaining busy cells.

Aforesaid device, wherein, said second computing unit specifically is used for basis

Obtain the wireless network utilance, wherein, α ₀Expression wireless network utilance, Tch _sRepresent that average every sub-district can use the TCH number, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module.

Visible by the foregoing invention content; The number of channel and the whole network of the half rate telephone traffic of speech business, BTS channel processing module can be with parameters such as TCH numbers when the full rate telephone traffic of speech business, each busy cells when the half rate telephone traffic of speech business, each busy cells when the full rate telephone traffic of speech business, the whole network system busy during according to the whole network sub-district number that obtains, the whole network system busy; Calculate the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time; Thereby, get access to wireless network utilance best under the known situation of network configuration according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.

Description of drawings

Fig. 1 is the flow chart of acquisition methods of the wireless network utilance of the embodiment of the invention one;

Fig. 2 is the flow chart of acquisition methods of the wireless network utilance of the embodiment of the invention two;

Fig. 3 is the structural representation of deriving means of the wireless network utilance of the embodiment of the invention three.

Embodiment

Under the known situation of network configuration, satisfy the wireless network utilance of the best of network key performance index (Key Performance Indication is called for short KPI), the wireless network utilance when being zero for the wireless network overloading ratio.Particularly; Represent wireless network utilance actual in the network with α; Be illustrated in wireless network utilance best under the situation that satisfies current speech business traffic demand with α ', represent the wireless network overloading ratio, being defined as of wireless network overloading ratio: Δ α=α-α ' with Δ α.When the wireless network overloading ratio was zero, network capacity and the traffic demand of existing network actual disposition mated just, and the wireless network utilance that obtain this moment is the wireless network utilance of the best under the known situation of network configuration.

When calculating actual wireless network utilance α, need repeatedly extract the cell-level data according to the definition

of wireless network utilance actual in the network.Through the traffic capacity in the GSM network is carried out statistical analysis, can find: when the low configuration of GSM network carrier frequency, promptly the carrier frequency of cell configuration adopts its traffic capacity of ERL-B table calculating more accurate more after a little while in this network.Because when the carrier frequency of cell configuration more after a little while, the number of channel of every sub-district is limited, the traffic capacity of average every channel changes greatly with the number of channel.And when the high configuration of GSM network carrier frequency, promptly in this network the carrier frequency of cell configuration more for a long time, the traffic capacity of average every channel changes little with the number of channel.The traffic capacity table of average every channel when table 1 is the configuration of different carrier frequency.Visible by table 1, when the carrier frequency configuration more after a little while, the situation of carrier frequency number below three carrier frequency of cell configuration in the table 1 for example, the traffic capacity of average every channel changes at 0.38erl/tch to 0.67erl/tch, changes bigger; And when carrier frequency configuration for a long time higher, the situation of carrier frequency number more than three carrier frequency of cell configuration in the table 1 for example, the traffic capacity of average every channel changes at 0.67erl/tch to 0.82erl/tch, changes less.And, disposing when higher at the network carrier frequency, operator also requires network that certain capability of overload is arranged, and can not make every channel load too high.Therefore, can adopt following calculating formula to obtain the wireless network utilance according to the These characteristics of GSM network when the carrier frequency height disposes:

$\mathrm{\α}=\frac{A_{\mathrm{ave}}}{{\mathrm{Tch}}_S\×K_v}$

Wherein, α representes wireless network utilance, A _AveSpeech business telephone traffic when representing that average every cell system is busy, Tch _SRepresent that average every sub-district can use TCH number, K _vAverage every channel traffic capacity of expression speech business.

The traffic capacity table of average every channel when the different carrier frequency of table 1 dispose

The carrier frequency number	The TCH number of channel	Traffic capacity	The traffic capacity of average every channel
				1	6	2.276	0.38
2	14	8.200	0.59
				3	21	14.036	0.67
4	28	20.150	0.72
				5	36	27.343	0.76
6	43	33.758	0.79
				7	51	41.189	0.81
8	58	47.758	0.82

Under the known situation of voice telephone traffic demand, the most reasonably wireless network capacitance should satisfy traffic demand in a period of time just, that is to say, wireless network capacitance can satisfy the traffic demand of each sub-district and not have unnecessary removable off-load frequently.Wireless network utilance best under the situation that thus can the voice telephone traffic demand is known is defined as:

${\mathrm{\α}}^{\′}=\frac{A_{\mathrm{total}}}{\underset{i=1}{\overset{N}{\mathrm{\Σ}}}{C^{\′}}_i}$

Wherein, α ' expression wireless network utilance, A _TotalThe total traffic of speech business when representing the system busy of districts and cities' the whole network speech business, N are represented the sub-district sum of these districts and cities, C' _iThe traffic capacity of representing the speech business that i sub-district need dispose.The traffic capacity that the sub-district need dispose is that each sub-district is according to its traffic load; Look into the ERL-B table and obtain the Traffic Channel number that it need dispose; Size according to the number of channel of BTS channel processing module rounds up, and needing to obtain the number of channel of configuration, looks into the ERL-B table again and obtains the traffic capacity that it need dispose; Particularly, can represent with following formula:

${C^{\′}}_i=\mathrm{GETA}\left\{\mathrm{ROUNDUP}\right[\frac{\mathrm{GETN}(A_i,E)}{M}]\×M,E\}$

Wherein, A _iRepresent i the sub-district voice telephone traffic amount of himself peak hour; E representes the percent of call lost, be operator to the network index requirement, prevailing value is 1% to 5%; M representes the number of channel of BTS channel processing module, and for the GSM network, the value of M is generally 8; GETN representes to calculate the function of the required number of channel with linear interpolation according to telephone traffic, the percent of call lost and ERL-B table; GETA representes to calculate the function of traffic capacity with linear interpolation according to the number of channel, the percent of call lost and ERL-B table; ROUNDUP representes the function that rounds up.In following formula, the channel number average in telephone traffic in the GETN function and the GETA function does not round, and calculates with linear interpolation by the ERL-B table.

With above-mentioned table 1 is example, through the traffic capacity in the GSM network is carried out statistical analysis, can find: when the low configuration of GSM network carrier frequency, the traffic capacity of average every channel changes greatly with the number of channel.And when the high configuration of GSM network carrier frequency, the traffic capacity of average every channel changes little with the number of channel.Therefore, can adopt the number of channel to multiply by the traffic capacity that every channel traffic capacity comes computing network according to the These characteristics of GSM network when the carrier frequency height disposes.According to above-mentioned analysis, when the high configuration of network carrier frequency, the traffic capacity C' of the speech business that i sub-district of optimization need dispose _iComputational methods be:

${C^{\′}}_i=\mathrm{ROUNDUP}\left[\frac{A_i/K_v}{M}\right]\×M\×K_v$

Wherein, A _iRepresent i the sub-district voice telephone traffic amount of himself peak hour.M representes the number of channel of BTS channel processing module, and for the GSM network, the value of M is generally 8, if the dual density carrier frequency is more, and desirable weighted average.ROUNDUP is the function that rounds up.K _vAverage every channel traffic capacity of expression speech business.

According to aforementioned calculation C' _iMethod, can the computational methods of wireless network utilance α ' best under the situation of known current speech business traffic demand be optimized, according to computes α ':

${\mathrm{\α}}^{\′}=\frac{A_{\mathrm{ave}}}{A_{\mathrm{ave}}\×\mathrm{\β}+M/2\×K_v}$

Wherein, A _AveSpeech business telephone traffic when representing that average every cell system is busy, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module, K _vAverage every channel traffic capacity of expression speech business.M/2 representes because the number of channel of average every sub-district polygamy that the modular arrangements of carrier frequency causes.A _Ave* β+M/2 * K _vThe speech business capacity that average each sub-district of expression need dispose.For each sub-district, because modular arrangements, cause the inevitable number of channel of the number of channel of actual disposition more than actual needs, for the GSM network, the number of channel minimum of polygamy is 0, and is maximum near 8, be distributed in [0,8) in the scope.Be divided into 8 intervals to this interval; 48 districts and cities add up its sub-district number respectively to 6 provinces, and through seeing statistics analysis, it is little that each interval sub-district number accounts for total proportional difference; Polygamy number of channel average then about 4,8 channels of promptly every carrier frequency half the.This shows that each interval sub-district number waits generally substantially, polygamy number of channel average is 4.

Because when wireless network overloading ratio Δ α=α-α ' is zero, network capacity and the traffic demand of expression existing network actual disposition mate just, and the wireless network utilance that obtain this moment is the wireless network utilance of the best under the known situation of network configuration, with α ₀Expression.Then adopt above-mentioned optimization method calculation of alpha and α ' respectively, when α=α ', obtain wireless network utilance α best under the known situation of network configuration ₀Below introduce with the embodiment of the invention two through the embodiment of the invention one and to obtain α ₀Method, through the embodiment of the invention but introduce and to obtain α ₀Device.

Fig. 1 is the flow chart of acquisition methods of the wireless network utilance of the embodiment of the invention one.As shown in Figure 1, this method comprises following process.

Step 101: half rate telephone traffic, the whole network of speech business can be with the numbers of channel of TCH number and BTS channel processing module when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when obtaining the whole network sub-district number, each busy cells.

Step 102: the half rate telephone traffic of speech business when the full rate telephone traffic of speech business and the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy during according to the full rate telephone traffic of the whole network sub-district number, the whole network speech business can be with TCH number, each busy cells time the, each busy cells, obtain the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time.

Step 103:, obtain the wireless network utilance according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.

In the embodiment of the invention one; The number of channel and the whole network of the half rate telephone traffic of speech business, BTS channel processing module can be with parameters such as TCH numbers when the full rate telephone traffic of speech business, each busy cells when the half rate telephone traffic of speech business, each busy cells when the full rate telephone traffic of speech business, the whole network system busy during according to the whole network sub-district number that obtains, the whole network system busy; Calculate the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time; Thereby, get access to wireless network utilance best under the known situation of network configuration according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.

Fig. 2 is the flow chart of acquisition methods of the wireless network utilance of the embodiment of the invention two.As shown in Figure 2, this method comprises following process.

Step 201: half rate telephone traffic, the whole network of speech business can be with the numbers of channel of TCH number and BTS channel processing module when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when obtaining the whole network sub-district number, each busy cells.

In this step; Particularly, when above-mentioned the whole network sub-district number, each busy cells when the full rate telephone traffic of speech business, each busy cells when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, the whole network system busy half rate telephone traffic, the whole network of speech business can from network management system, extract with the number of channel of TCH number and BTS channel processing module.

After step 201, can obtain average every sub-district with the TCH number according to the whole network sub-district number and the whole network and can use the TCH number, specifically adopt following steps 202.And; The half rate telephone traffic of speech business when the full rate telephone traffic of speech business and the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells during according to each busy cells; The unbalance factor of speech business when obtaining busy cells specifically may further comprise the steps 203 to step 205.Above-mentioned obtain average every sub-district can be unrestricted with the execution sequence of the process of the TCH number process of the unbalance factor of speech business when obtaining busy cells, can carry out simultaneously or successively carry out respectively with random order.

Step 202: can obtain average every sub-district and can use the TCH number with the TCH number divided by the whole network sub-district number with the whole network.

In this step, can this result not rounded with the TCH number divided by after the number of the whole network sub-district with the whole network, directly can use the TCH number as average every sub-district with this result.With Tch _SRepresent that average every sub-district can use the TCH number.

Step 203: the half rate telephone traffic of speech business when the full rate telephone traffic of speech business is with each busy cells during according to each busy cells, the total traffic of speech business when obtaining busy cells.

In this step, particularly, according to The total traffic of speech business when obtaining busy cells, wherein, A _cThe total traffic of speech business during the expression busy cells, A _C1The summation of the full rate telephone traffic of speech business when representing each busy cells, A _C2The summation of the half rate telephone traffic of speech business when representing each busy cells.

Step 204: the half rate telephone traffic of speech business when the full rate telephone traffic of speech business and the whole network system busy during according to the whole network system busy, the total traffic of speech business when obtaining the whole network system busy.

In this step, particularly, according to

The total traffic of speech business when obtaining the whole network system busy, wherein, the total traffic of speech business when A representes the whole network system busy, A ₁The full rate telephone traffic of speech business during expression the whole network system busy, A ₂The half rate telephone traffic of speech business during expression the whole network system busy.

Step 205: the total traffic of speech business when the total traffic of speech business is divided by the whole network system busy during with busy cells, the unbalance factor of speech business when obtaining busy cells.

In this step, the unbalance factor of speech business when representing busy cells with β.

Step 206:, obtain the wireless network utilance according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.

In this step, particularly, according to

Obtain the wireless network utilance, wherein, α ₀Expression wireless network utilance, Tch _sRepresent that average every sub-district can use the TCH number, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module.

In the embodiment of the invention two; The number of channel and the whole network of the half rate telephone traffic of speech business, BTS channel processing module can be with parameters such as TCH numbers when the full rate telephone traffic of speech business, each busy cells when the half rate telephone traffic of speech business, each busy cells when the full rate telephone traffic of speech business, the whole network system busy when from network management system, extracting the whole network sub-district number, the whole network system busy; Calculate the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time according to above-mentioned parameter; Thereby, get access to wireless network utilance best under the known situation of network configuration according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.And this method need not extracted and analyze the cell-level data, so operand is little, the wireless network utilance obtain the efficient height.

Fig. 3 is the structural representation of deriving means of the wireless network utilance of the embodiment of the invention three.As shown in Figure 3, this device comprises: acquiring unit 31, first computing unit 32 and second computing unit 33.

The number of channel of half rate telephone traffic, the whole network available traffic channel TCH number and the BTS channel processing module of speech business when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when wherein, acquiring unit 31 is used to obtain the whole network sub-district number, each busy cells.

The half rate telephone traffic of speech business when the full rate telephone traffic of speech business and the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when first computing unit 32 is used for according to the full rate telephone traffic of the whole network sub-district number, the whole network speech business can be with TCH number, each busy cells time the, each busy cells is obtained the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time.

Second computing unit 33 is used for obtaining the wireless network utilance according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.

On the basis of technique scheme, further, first computing unit 32 specifically is used for can obtaining average every sub-district and can use the TCH number with the TCH number divided by the whole network sub-district number with the whole network.

On the basis of technique scheme, further, first computing unit 32 specifically is used for basis The total traffic of speech business when obtaining busy cells, wherein, A _cThe total traffic of speech business during the expression busy cells, A _C1The summation of the full rate telephone traffic of speech business when representing each busy cells, A _C2The summation of the half rate telephone traffic of speech business when representing each busy cells, according to

The total traffic of speech business when obtaining the whole network system busy, wherein, the total traffic of speech business when A representes the whole network system busy, A ₁The full rate telephone traffic of speech business during expression the whole network system busy, A ₂The half rate telephone traffic of speech business during expression the whole network system busy, the total traffic of speech business when the total traffic of speech business is divided by the whole network system busy during with busy cells, the unbalance factor of speech business when obtaining busy cells.

On the basis of technique scheme, further, second computing unit 33 specifically is used for basis Obtain the wireless network utilance, wherein, α ₀Expression wireless network utilance, Tchs representes that average every sub-district can use the TCH number, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module.

In the embodiment of the invention three; The number of channel and the whole network of the half rate telephone traffic of speech business, BTS channel processing module can be with parameters such as TCH numbers when the full rate telephone traffic of speech business, each busy cells when the half rate telephone traffic of speech business, each busy cells when the full rate telephone traffic of speech business, the whole network system busy when acquiring unit extracted the whole network sub-district number, the whole network system busy from network management system; First computing unit calculates the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time according to above-mentioned parameter; Thereby second computing unit gets access to wireless network utilance best under the known situation of network configuration according to the unbalance factor of average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of BTS channel processing module.And the deriving means of this wireless network utilance need not extract and analyze the cell-level data, so operand is little, the wireless network utilance obtain the efficient height.

Preferably; The deriving means of the wireless network utilance that the acquisition methods of the invention described above embodiment one and the wireless network utilance of the embodiment of the invention two records and the embodiment of the invention three are put down in writing is applied in the GSM network under the high configuring condition of carrier frequency the wireless network utilance of calculating optimum under the known situation of network configuration; Promptly; The carrier frequency that is applied to cell configuration in the network more for a long time; For example, be configured in three carrier frequency and above, the wireless network utilance of calculating optimum under the known situation of network configuration as the high configuring condition of carrier frequency with sub-district in the network.For example; The deriving means of the wireless network utilance that the acquisition methods of the invention described above embodiment one and the wireless network utilance of the embodiment of the invention two records and the embodiment of the invention three are put down in writing is applicable to obtaining of the wireless network utilance of the high configuring area of CHINAUNICOM's GSM network under the known situation of network configuration; City such as Beijing, Shanghai subnetwork for example, the obtaining of the wireless network utilance of the GSM network that also is applicable to China Mobile's local network level under the known situation of network configuration.

Best wireless network utilance under the known situation of the network configuration of obtaining according to the embodiment of the invention one to embodiment three can be calculated the goal discrepancy of wireless network.Being defined as of the wireless network goal discrepancy of voice: Δ α ₀=α-α ₀Wherein, α representes actual wireless network utilance; α ₀Best wireless network utilance under the known situation of the network configuration obtained of the expression embodiment of the invention one to embodiment three; Δ α ₀Expression wireless network goal discrepancy is to weigh the not busy index of network busy.As Δ α ₀>0 o'clock, represent the best telephone traffic that current telephone traffic can be carried greater than network, network is busy partially; As Δ α ₀<0, represent the best telephone traffic that current telephone traffic can be carried less than network, network is idle partially, and current network still has certain telephone traffic room for promotion; As Δ α ₀=0, current telephone traffic is mated with actual network configuration just.

Best wireless network utilance under the known situation of the network configuration that adopts the embodiment of the invention one to embodiment three to obtain can be applied to assess the network busy spare time.The busy not busy degree of assessment wireless network adopts actual wireless network utilance at present; It is relevant with multiple factors such as the total traffic of various places, traffic density, traffic distribution, population, economy, geographical environments; Its numerical value can reflect the load variations of this network different time, but can not be used for to carrying out lateral comparison between different districts and cities.For example A city actual wireless network utilance is higher than B city, but explains that not necessarily A city wireless network is busier than B city.And adopt the wireless network goal discrepancy, can be to carrying out lateral comparison between different districts and cities, the province, and can calculate the telephone traffic room for promotion of current network.When goal discrepancy when negative, represent that present network is relatively notr busy, traffic still has room for promotion, can promote telephone traffic through means such as telephone traffic marketing and increase, thus the utilance of lifting existing network.The computational methods of traffic room for promotion are during system busy: telephone traffic during best wireless network utilance under the known situation of traffic room for promotion during system busy=existing network wireless capacity * network configuration-existing network system busy.When goal discrepancy is zero, represent that the network configuration of current telephone traffic and reality is mated just, be the state of network resource usage fullest.When goal discrepancy is correct time, represent that present network is busier, the wireless network capacitance configuration is not enough, need satisfy current traffic demand through dilatation.

Best wireless network utilance under the known situation of the network configuration that adopts the embodiment of the invention one to embodiment three to obtain can also be applied to formulate the performance assessment criteria of wireless network utilance.Particularly; Utilize best wireless network utilance under the known situation of wireless network utilance best under the known situation of the network configuration of voice and voice telephone traffic demand; Can formulate the value up to standard of wireless network utilance, for the investment project verification provides management and control means and foundation.The formulation of above-mentioned value up to standard can be by following principle: for goal discrepancy more than or equal to 0 province, can be with wireless network utilance best under the known situation of voice telephone traffic demand as value up to standard; For the province of goal discrepancy between-5% to 0%, directly with wireless network utilance best under the known situation of the network configuration of voice as value up to standard; For the province of goal discrepancy between-10% to-5%, above-mentioned value up to standard be actual wireless network utilance+| goal discrepancy |/2; For the province of goal discrepancy between-25 to-10%, above-mentioned value up to standard be actual wireless network utilance+| goal discrepancy |/3.

One of ordinary skill in the art will appreciate that: all or part of step that realizes above-mentioned each method embodiment can be accomplished through the relevant hardware of program command.Aforesaid program can be stored in the computer read/write memory medium.This program the step that comprises above-mentioned each method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.

What should explain at last is: above each embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.

Claims (8)

1. the acquisition methods of a wireless network utilance is characterized in that, comprising:

The number of channel of half rate telephone traffic, the whole network available traffic channel TCH number and the BTS channel processing module of speech business when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when obtaining the whole network sub-district number, each busy cells;

The half rate telephone traffic of speech business when the full rate telephone traffic of speech business and said the whole network system busy when the half rate telephone traffic of speech business, said the whole network system busy during according to the full rate telephone traffic of said the whole network sub-district number, said the whole network speech business can be with TCH number, said each busy cells time the, said each busy cells is obtained the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time;

According to the unbalance factor of said average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of said BTS channel processing module, obtain the wireless network utilance.

2. method according to claim 1 is characterized in that, obtaining said average every sub-district can comprise with the TCH number:

Can obtain average every sub-district and can use the TCH number with the TCH number divided by said the whole network sub-district number with said the whole network.

3. method according to claim 1 is characterized in that, the unbalance factor of speech business comprises when obtaining said busy cells:

According to

The total traffic of speech business when obtaining busy cells, wherein, A _cThe total traffic of speech business when representing said busy cells, A _C1The summation of the full rate telephone traffic of speech business when representing said each busy cells, A _C2The summation of the half rate telephone traffic of speech business when representing said each busy cells;

According to The total traffic of speech business when obtaining the whole network system busy, wherein, the total traffic of speech business when A representes said the whole network system busy, A ₁The full rate telephone traffic of speech business when representing said the whole network system busy, A ₂The half rate telephone traffic of speech business when representing said the whole network system busy;

The total traffic of speech business when the total traffic of speech business is divided by said the whole network system busy during with said busy cells, the unbalance factor of speech business when obtaining busy cells.

4. according to any described method in the claim 1 to 3; It is characterized in that; Said according to the unbalance factor of said average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of said BTS channel processing module, obtain the wireless network utilance and comprise:

According to

Obtain the wireless network utilance, wherein, α ₀Expression wireless network utilance, Tch _sRepresent that average every sub-district can use the TCH number, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module.

5. the deriving means of a wireless network utilance is characterized in that, comprising:

Acquiring unit, the number of channel of half rate telephone traffic, the whole network available traffic channel TCH number and the BTS channel processing module of speech business when the full rate telephone traffic of speech business, the whole network system busy when the half rate telephone traffic of speech business, the whole network system busy when the full rate telephone traffic of speech business, each busy cells when being used to obtain the whole network sub-district number, each busy cells;

First computing unit; The half rate telephone traffic of speech business when the full rate telephone traffic of speech business and said the whole network system busy when the half rate telephone traffic of speech business, said the whole network system busy when being used for according to the full rate telephone traffic of said the whole network sub-district number, said the whole network speech business can be with TCH number, said each busy cells time the, said each busy cells is obtained the unbalance factor of average every sub-district speech business can be with TCH number and busy cells the time;

Second computing unit is used for obtaining the wireless network utilance according to the unbalance factor of said average every sub-district speech business can be with TCH number, busy cells the time and the number of channel of said BTS channel processing module.

6. device according to claim 5 is characterized in that,

Said first computing unit specifically is used for can obtaining average every sub-district and can use the TCH number with the TCH number divided by said the whole network sub-district number with said the whole network.

7. device according to claim 5 is characterized in that,

Said first computing unit specifically is used for basis

The total traffic of speech business when obtaining busy cells, wherein, A _cThe total traffic of speech business when representing said busy cells, A _C1The summation of the full rate telephone traffic of speech business when representing said each busy cells, A _C2The summation of the half rate telephone traffic of speech business when representing said each busy cells, according to

The total traffic of speech business when obtaining the whole network system busy, wherein, the total traffic of speech business when A representes said the whole network system busy, A ₁The full rate telephone traffic of speech business when representing said the whole network system busy, A ₂The half rate telephone traffic of speech business when representing said the whole network system busy, the total traffic of speech business when the total traffic of speech business is divided by said the whole network system busy during with said busy cells, the unbalance factor of speech business when obtaining busy cells.

8. according to any described device in the claim 5 to 7, it is characterized in that,

Said second computing unit specifically is used for basis

Obtain the wireless network utilance, wherein, α ₀Expression wireless network utilance, Tch _sRepresent that average every sub-district can use the TCH number, the unbalance factor of speech business when β representes busy cells, M representes the number of channel of BTS channel processing module.

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