CN106686611A - Method and device for evaluating indoor weak coverage area - Google Patents
Method and device for evaluating indoor weak coverage area Download PDFInfo
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- CN106686611A CN106686611A CN201510751708.5A CN201510751708A CN106686611A CN 106686611 A CN106686611 A CN 106686611A CN 201510751708 A CN201510751708 A CN 201510751708A CN 106686611 A CN106686611 A CN 106686611A
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- field intensity
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- value
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- target grid
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
- H04W16/20—Network planning tools for indoor coverage or short range network deployment
Abstract
The invention relates to the field of safety protection, and discloses a method and a device for evaluating an indoor weak coverage area. The method comprises steps: a received field strength value corresponding to a target grid cell in a measurement area is determined, wherein the received field strength value comprises an outdoor measure report (MR) field strength value and/or an indoor distribution system MR field strength value; if the received field strength value is smaller than a convergence value, a field strength parameter value is determined according to the received field strength value; and if the determined field strength parameter value is smaller than the convergence value, the target grid cell is determined to be a weak coverage area. The embodiment of the invention solves the problem that indoor and outdoor communication network coverage conditions can not be evaluated comprehensively in the prior art.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of appraisal procedure and dress of indoor weak overlay area
Put.
Background technology
Conventional MPS process appraisal procedure is by fixed test or MR (measurement report, Measure
Report) analyze, from whether whether the angle analysis MPS process of weak covering reaches QoS requirement.One
Individual MR can include the measurement result of the multiple pilot signals in cell detected by terminal, if multiple pilot tones
The signal strength signal intensity of signal is below pre-determined threshold, or only one of which pilot signal reaches pre-determined threshold.So,
All effective MR are counted in a comprehensive cell, then judge that the cell is asked with the presence or absence of weak covering
Topic.
With the continuous development of communication network, the continuous covering of operator and user to communication network requires more next
It is higher.Cover from outdoor continuous are simply required nothing more than originally, develop into indoor even depth covering scene and be required to
Continuously covered.But said method is only the assessment covered to Outdoor Network, at present, either operator
Or equipment manufacturer is carried out without highly effective means to the coverage condition of indoor even depth covering scene
Assessment.
In existing technology, the assessment that the reception signal strength of such as interior scene is covered to depth is mainly adopted
With modes such as field measurement or customer complaints, the region concentrated such as is complained to be regarded as the area of weak covering
Domain.But, because by many restrictions such as human resources, property, operator at all cannot be comprehensive
The true coverage condition of awareness network, is particularly estimated to the coverage condition of each Indoor environment.
The content of the invention
The embodiment of the present invention provides a kind of appraisal procedure and device of indoor weak overlay area, solves existing skill
Art cannot comprehensive assessment indoor and outdoors communication network coverage condition problem.
The appraisal procedure of indoor weak overlay area provided in an embodiment of the present invention includes：
The corresponding received field intensity values of target grid cell of measured zone are determined, wherein the received field strength value bag
Include outdoor measurement report MR field intensity numerical value and/or indoor distributed system MR field intensity numerical value；
If the received field intensity values, according to the received field intensity values, determine field intensity parameter less than convergence numerical value
Value；
If it is determined that the field intensity parameter value be less than the convergence numerical value, it is determined that the target grid cell is
Weak overlay area.
It is preferred that the received field intensity values include outdoor MR field intensity numerical value；The mesh for determining measured zone
After the corresponding received field intensity values of mark grid cell, also include：
If the outdoor MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid cell is
Strong overlay area；
The received field intensity values include indoor distributed system MR field intensity numerical value；Determine the target grid of measured zone
After the corresponding received field intensity values of lattice cell, also include：
If the indoor distributed system MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid
Lattice cell is strong overlay area；
The received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value；Really
After determining the corresponding received field intensity values of target grid cell of measured zone, also include：
If the indoor distributed system MR field intensity numerical value and the first weights product and indoor distributed system MR fields
Strong numerical value and the second weights sum of products are more than the convergence numerical value, it is determined that the target grid cell is strong
Overlay area.
It is preferred that it is described according to the received field intensity values, after determining field intensity parameter value, also include：
If the field intensity parameter value is more than the convergence numerical value, it is determined that the target grid cell is strong covering
Region.
It is preferred that described determine field intensity parameter value according to the received field intensity values, including：
According to the received field intensity values and the corresponding received field strength predicted value of the target grid cell, it is determined that field
Strong parameter value.
It is preferred that the received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity
Numerical value；
The field intensity parameter value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value+γ × indoor distributed system
MR field intensity numerical value；
Wherein, α=P/ (P+Q+Z), β=Q/ (P+Q+Z), γ=Z/ (P+Q+Z), P are the outdoor base station area of coverage
The area in domain；Q is outdoor base station overlay area in measured zone and/or the area outside the subsystem overlay area of room
The area in domain；Z is the area of indoor distributed system overlay area.
A kind of apparatus for evaluating of indoor weak overlay area, including：
Determining module, for determining the corresponding received field intensity values of target grid cell of measured zone, wherein institute
Received field intensity values are stated including outdoor MR field intensity numerical value and/or indoor distributed system MR field intensity numerical value；If institute
Received field intensity values are stated less than convergence numerical value, then according to the received field intensity values, determines field intensity parameter value；
Contrast module, for by the received field intensity values with convergence numerical value compare, by the field intensity parameter with
The convergence numerical value compares；
Conclusion module, for if it is determined that the field intensity parameter value be less than the convergence numerical value, it is determined that it is described
Target grid cell is weak overlay area.
It is preferred that the conclusion module, is additionally operable to：
If the outdoor MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid cell is
Strong overlay area；
If the indoor distributed system MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid
Lattice cell is strong overlay area；
If the indoor distributed system MR field intensity numerical value and the first weights product and indoor distributed system MR fields
Strong numerical value and the second weights sum of products are more than the convergence numerical value, it is determined that the target grid cell is strong
Overlay area.
It is preferred that the conclusion module, is additionally operable to：If the field intensity parameter value is more than the convergence numerical value,
Then determine that the target grid cell is strong overlay area.
It is preferred that the determining module, is additionally operable to：It is little according to the received field intensity values and the target grid
The corresponding indoor reception field intensity prediction value in area, determines field intensity parameter value.
It is preferred that the received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity
Numerical value；
The field intensity parameter value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value+γ × indoor distributed system
MR field intensity numerical value；
Wherein, α=P/ (P+Q+Z), β=Q/ (P+Q+Z), γ=Z/ (P+Q+Z), P are the outdoor base station area of coverage
The area in domain；Q is outdoor base station overlay area in measured zone and/or the area outside the subsystem overlay area of room
The area in domain；Z is the area of indoor distributed system overlay area.
The embodiment of the present invention not only can be estimated to the coverage condition of Outdoor Network, due to considering
Outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value, therefore can be to the covering of internal home network
Situation is effectively assessed.By the received field strength based on outdoor base station and the received field strength of indoor distributed system
Field intensity parameter value is compared with convergence numerical value, and field intensity parameter value is indoor network coverage field intensity numerical value, because
This, if the indoor network coverage field intensity numerical value in a certain grid cell is less than default convergence numerical value, this grid
Lattice cell is weak covering grid cell.Thus, it is possible to according to outdoor MR field intensity numerical value and indoor distribution system
System MR field intensity numerical value, determines the weak overlay area in measured zone, so as to the communication to indoor and outdoors
Network coverage situation has carried out comprehensive assessment.
Description of the drawings
Technical scheme in order to be illustrated more clearly that the embodiment of the present invention, below will be to institute in embodiment description
The accompanying drawing that needs are used is briefly introduced, it should be apparent that, drawings in the following description are only the present invention's
Some embodiments, for one of ordinary skill in the art, in the premise for not paying creative labor
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the flow chart of the appraisal procedure of indoor weak overlay area in the embodiment of the present invention；
Fig. 2 is the flow chart of the appraisal procedure of another indoor weak overlay area in the embodiment of the present invention；
Fig. 3 is the structural representation of the apparatus for evaluating of indoor weak overlay area in the embodiment of the present invention.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing to this
It is bright to be described in further detail, it is clear that described embodiment is only present invention some embodiments,
Rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out all other embodiment obtained under the premise of creative work, belong to the scope of protection of the invention.
MR is that information sends on a traffic channel a secondary data per 480ms (470ms on signaling channel),
These data can be used for network evaluation and optimization.Based on traditional network optimized approach, can only by drive test,
Fixed test obtaining user's impression information, such as network coverage situation, speech quality situation, and drive test and
Fixed test often can only be tested some major trunk roads, emphasis place, the sample point data phase for being obtained
User profile for MR wants much less, therefore the result analyzed has one-sidedness.And said method is main
MR for drawing outdoor base station, for the coverage condition of internal home network, at present still without effective assessment side
Formula.
In order to solve the above problems, a kind of assessment side of indoor weak overlay area is embodiments provided
Method, the flow process of the method is as shown in figure 1, method may include steps of：
S101, the corresponding received field intensity values of target grid cell for determining measured zone, wherein, the reception
Field intensity value includes outdoor MR field intensity numerical value and/or indoor distributed system MR field intensity numerical value.
In the embodiment of the present invention, outdoor MR field intensity numerical value refers to the received field strength that terminal receives outdoor base station
Numerical value.Indoor distributed system is for indoor user group, for improving one of mobile communication environment in building
Kind successful scheme, be the signal of mobile base station is uniformly distributed using domestic aerial compartment system it is every indoors
Individual corner, covers so as to ensure that room area possesses preferable signal.Therefore, indoor distributed system MR field intensity
Numerical value refers to that terminal receives the received field strength numerical value of antenna, the base station in indoor distributed system etc..
Specifically, firstly, it is necessary to carry out rasterizing process to measured zone, the geography of each grid is obtained
Positional information.I.e. preseting length and to set the grid of width as template, predeterminable area is carried out at rasterizing
Reason, obtains the geographical location information of each grid central point and by the geographical location information of each grid central point
It is defined as the geographical location information of each grid.Specific rasterizing processes the geographical position for obtaining each grid
The process of information refers to prior art, is not detailed here.
Secondly, the MR of the measured zone is obtained, a main plot, the main plot is contained in every MR
Adjacent cell and main plot the useful information such as received field strength numerical value, the received field strength numerical value of each adjacent cell.
Then, it is necessary to determine the position of every MR, grid that will be in received field strength numerical value and measured zone
Lattice cell is corresponding.Can be according to the corresponding cell of each grid and the emulation received field strength numerical value of each cell
And the true received field strength numerical value of the cell in the MR and each cell, determine the geography of the MR
Positional information, it is so as to realize that received field strength numerical value is corresponding with the grid cell in measured zone.
Specifically, every MR can be directed to, by by the true received field strength number of main plot in the MR
Emulation received field strength numerical value in value grid corresponding with main plot is contrasted, it is determined that with true received field strength
The corresponding grid of the immediate emulation received field strength numerical value of numerical value, so as to the grid is defined as into the MR institutes
The grid of category, then the geographical location information of the grid belonging to the MR be the MR geographical position letter
Breath.
Wherein, emulate received field strength numerical value and carry out simulation and prediction for each grid cell in measured zone and obtain
.That is, according to the geographical location information and default radio waves propagation model of each grid, the reception to terminal
Field intensity is predicted, so that it is determined that the emulation received field strength of the cell and each cell in correspondence grid.It is default
Radio waves propagation model can use statistical model, such as, SPM (standard propagation model, Standard
Propagation Model), the model such as Cost-231.Specific SPM models are as follows：
L=K1+K2*log (d)+K3*log (Heff)+K4*Diff_loss+K5*log (Heff) * log (d)+K6*hm+Clutter_Offset ...
... ... ... ... ... ... ... ... ... ... ... ... formula 1
Wherein, L is the emulation received field strength of cell, and K1～K6, Diff_Loss are preset constant, and d is represented
Signal propagation distance, Heff is the height of the signal source of transmission signal, and hm is the height of receiver,
Clutter_Offset is the loss constant of different types of ground objects.
If S102, the received field intensity values are less than convergence numerical value, according to the received field intensity values, it is determined that field
Strong parameter value.
Specifically, if considering outdoor MR field intensity numerical value and the indoor distributed system in target grid cell
The field intensity numerical value that MR is obtained, less than convergence numerical value, then needs further to consider other numerical value, such as received field
Strong predicted value, so as to from which further follow that field intensity parameter value, more fully to consider the target grid cell
Signal is covered.Wherein, convergence parameter can be obtained according to the expected setting of planning, or system emulation, substantially model
Enclose and may be set to -120～-110, such as convergence parameter is set into -118.
It is preferred that described determine field intensity parameter value according to the received field intensity values, including：Connect according to described
End intensity values and the corresponding received field strength predicted value of the target grid cell, determine field intensity parameter value.
Wherein, received field strength predicted value by measured zone not by outdoor base station and/or indoor distributed system
The reference signal received field strength in the region of covering carries out simulation and prediction and obtains.Concrete simulated prediction method can be such as step
Simulation and prediction in rapid S101, or with reference to other prior arts, do not repeat here.
S103, if it is determined that the field intensity parameter value be less than the convergence numerical value, it is determined that the target grid
Cell is weak overlay area.
The embodiment of the present invention not only can be estimated to the coverage condition of Outdoor Network, due to considering
Outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value, therefore can be to the covering of internal home network
Situation is effectively assessed.By the received field strength based on outdoor base station and the received field strength of indoor distributed system
Field intensity parameter value is compared with convergence numerical value, and field intensity parameter value is indoor network coverage field intensity numerical value, because
This, if the indoor network coverage field intensity numerical value in target grid cell is less than default convergence numerical value, target
Grid cell is weak covering.
In the embodiment of the present invention, when the outdoor MR field intensity numerical value, the interior point that consider a certain grid cell
Distribution system MR field intensity numerical value and received field strength predicted value, the weighting sum of three is that field intensity parameter value is less than receipts
When holding back numerical value, the grid cell is weak covering.Preferably, field intensity parameter value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value+γ × indoor distributed system
MR field intensity numerical value ... ... ... ... ... ... ... ... formula 2
Wherein, α=P/ (P+Q+Z), β=Q/ (P+Q+Z), γ=Z/ (P+Q+Z), P are the outdoor base station area of coverage
The area in domain；Q is outdoor base station overlay area in measured zone and/or the area outside the subsystem overlay area of room
The area in domain；Z is the area of indoor distributed system overlay area.
On the other hand, it is described according to the received field intensity values, after determining field intensity parameter value, also include：If
The field intensity parameter value is more than the convergence numerical value, it is determined that the target grid cell is strong overlay area.
That is, such as the field intensity parameter value in formula 2, if it is more than convergence numerical value, target grid cell is strong covering
Region.
Furthermore, it is possible to individually consider outdoor MR field intensity numerical value, or individually consider indoor distributed system MR fields
Strong numerical value, or consider outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value, will be above-mentioned
Numerical value compares with convergence numerical value, and more than the i.e. expression of convergence numerical value, the grid cell is strong to arbitrary field intensity numerical value
Overlay area.
Specifically, the received field intensity values include outdoor MR field intensity numerical value；The determination measured zone
After the corresponding received field intensity values of target grid cell, also include：
If the outdoor MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid cell is
Strong overlay area；
The received field intensity values include indoor distributed system MR field intensity numerical value；Determine the target grid of measured zone
After the corresponding received field intensity values of lattice cell, also include：
If the indoor distributed system MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid
Lattice cell is strong overlay area.
That is, in the assessment network coverage, in order to simplify the amount of calculation of assessment, can be by outdoor MR
Field intensity numerical value or indoor distributed system MR field intensity numerical value are individually compared with convergence numerical value, if outdoor MR
Field intensity numeric ratio convergence numerical value is big, or indoor distributed system MR field intensity numeric ratio convergence numerical value is big, then may be used
Not calculate field intensity parameter value and received field intensity values, the target grid cell is directly determined for strong covering.Than
Such as, in the environment of without indoor distributed system, can be by the outdoor MR field intensity numerical value of target grid cell
Compared with convergence numerical value, if more than convergence numerical value, the target grid cell is strong covering.Or ratio
Such as, there is indoor distributed system in certain scene, but the outdoor MR field intensity numerical value of target grid cell is more than convergence
Numerical value, also can directly determine the target grid cell for strong covering.
The received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value；Really
After determining the corresponding received field intensity values of target grid cell of measured zone, also include：
If the indoor distributed system MR field intensity numerical value and the first weights product and indoor distributed system MR fields
Strong numerical value and the second weights sum of products are more than the convergence numerical value, it is determined that the target grid cell is strong
Overlay area.
If that is, there is indoor distributed system in scene, can be by outdoor MR field intensity numerical value and interior
The weighting sum of compartment system MR field intensity numerical value, i.e. received field intensity values and convergence numerical value contrast, if more than receipts
Numerical value is held back, then target grid cell is strong overlay area.With the similar in form of formula 2, received field intensity values expire
Sufficient following equation：
Field intensity parameter value=ρ × outdoor MR field intensity numerical value+σ × indoor distributed system MR field intensity numerical value ... formula 3
Wherein, ρ=P/ (P+Z), σ=Z/ (P+Z), P are the area of outdoor base station overlay area；Z is interior
The area of compartment system overlay area.
If grid cell is not covered by indoor distributed system, can be by outdoor MR field intensity numerical value and received field
The weighting sum of strong predicted value, i.e. field intensity parameter value, contrast with convergence numerical value, if more than convergence numerical value,
Target grid cell is strong overlay area.With the similar in form of formula 2, field intensity numerical value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value ... ... ... formula 4
Wherein, α=P/ (P+Q), β=Q/ (P+Q), P are the area of outdoor base station overlay area；Q is measurement
The area in the region in region outside outdoor base station overlay area and/or room subsystem overlay area.
Generally speaking, during the present invention is implemented, can be by outdoor MR field intensity numerical value and indoor distributed system MR
Any one of field intensity numerical value compared with convergence numerical value, or by outdoor MR field intensity numerical value, indoor distribution
Compared with system MR field intensity numerical value restrains numerical value with the weighting sum of any two in received field strength predicted value,
Or outdoor MR field intensity numerical value, indoor distributed system MR field intensity numerical value and received field strength predicted value three
Weighting sum is compared with convergence numerical value, wherein having bigger than restraining numerical value, that is, represents that target grid cell is
It is strong to cover.Above-mentioned all numerical value respectively less than restrain numerical value, then target grid cell is weak covering.
In order to be more clearly understood that the present invention, below above-mentioned flow process is described in detail with instantiation.Should
Flow process described by instantiation is as shown in Fig. 2 may comprise steps of：
S201, require or actual wireless network coverage condition draws a measured zone, the measurement according to certain
Region is exactly the region for needing to carry out wireless network coverage evaluating.
S202, rasterizing process is carried out to measured zone, if obtaining dry lattice cell.
S203, the received field intensity values obtained in the measured zone, wherein, measured zone internal memory is distributed indoors
System, then received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value；If
There is no indoor distributed system, then received field intensity values are outdoor MR field intensity numerical value.
S204, the emulation received field strength to the reference signal of whole grid cell in measured zone carry out emulating pre-
Survey.
S205, according to the emulation received field strength of step S204, the received field intensity values in measured zone are carried out
Positioning, will received field intensity values it is corresponding with grid cell.
S206, selection target grid cell, judge whether the outdoor MR field intensity numerical value of target grid cell is big
In default convergence parameter, if so, then execution step S207；Otherwise, execution step S208.
S207, determine the target grid cell be strong overlay area.
S208, judge whether covered by indoor distributed system in the target grid cell, if so, then perform step
Rapid S209；Otherwise, execution step S210.
S209, field intensity parameter value is calculated according to formula 3.
S210, field intensity parameter value is calculated according to formula 4.
S211, field intensity parameter value is judged whether more than convergence parameter, if so, then execution step S207；It is no
Then, execution step S212.
S212, field intensity parameter value is calculated according to formula 4.
S213, field intensity parameter value is judged whether more than convergence parameter, if so, then execution step S207；It is no
Then, execution step S214.
S214, determine the target grid cell be weak overlay area.
Based on identical technology design, the embodiment of the present invention also provides a kind of assessment dress of indoor weak overlay area
Put, as shown in figure 3, including：
Determining module 1, for determining the corresponding received field intensity values of target grid cell of measured zone, wherein
The received field intensity values include outdoor MR field intensity numerical value and/or indoor distributed system MR field intensity numerical value；If
The received field intensity values, then according to the received field intensity values, determine field intensity parameter value less than convergence numerical value；
Contrast module 2, for the received field intensity values to be compared with convergence numerical value, by the field intensity parameter
Compared with the convergence numerical value；
Conclusion module 3, for if it is determined that the field intensity parameter value be less than the convergence numerical value, it is determined that institute
Target grid cell is stated for weak overlay area.
Preferably, conclusion module 3, is additionally operable to：
If the outdoor MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid cell is
Strong overlay area；
If the indoor distributed system MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid
Lattice cell is strong overlay area；
If the indoor distributed system MR field intensity numerical value and the first weights product and indoor distributed system MR fields
Strong numerical value and the second weights sum of products are more than the convergence numerical value, it is determined that the target grid cell is strong
Overlay area.
Preferably, conclusion module 3, is additionally operable to：If the field intensity parameter value is more than the convergence numerical value,
Determine that the target grid cell is strong overlay area.
Preferably, determining module 1, is additionally operable to：According to the received field intensity values and the target grid cell
Corresponding indoor reception field intensity prediction value, determines field intensity parameter value.
Preferably, the received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity
Numerical value；
The field intensity parameter value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value+γ × indoor distributed system
MR field intensity numerical value；
Wherein, α=P/ (P+Q+Z), β=Q/ (P+Q+Z), γ=Z/ (P+Q+Z), P are the outdoor base station area of coverage
The area in domain；Q is outdoor base station overlay area in measured zone and/or the area outside the subsystem overlay area of room
The area in domain；Z is the area of indoor distributed system overlay area.
The present invention is produced with reference to method according to embodiments of the present invention, equipment (system) and computer program
The flow chart and/or block diagram of product is describing.It should be understood that can by computer program instructions flowchart and
/ or block diagram in each flow process and/or square frame and flow chart and/or the flow process in block diagram and/
Or the combination of square frame.These computer program instructions can be provided to all-purpose computer, special-purpose computer, embedded
The processor of formula processor or other programmable data processing devices is producing a machine so that by calculating
The instruction of the computing device of machine or other programmable data processing devices is produced for realizing in flow chart one
The device of the function of specifying in individual flow process or one square frame of multiple flow processs and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in can guide computer or other programmable datas process to set
In the standby computer-readable memory for working in a specific way so that in being stored in the computer-readable memory
Instruction produce and include the manufacture of command device, command device realization is in one flow process or multiple of flow chart
The function of specifying in one square frame of flow process and/or block diagram or multiple square frames.
These computer program instructions also can be loaded into computer or other programmable data processing devices, made
Obtain and series of operation steps is performed on computer or other programmable devices to produce computer implemented place
Reason, so as to the instruction performed on computer or other programmable devices is provided for realizing in flow chart one
The step of function of specifying in flow process or one square frame of multiple flow processs and/or block diagram or multiple square frames.
, but those skilled in the art once know base although preferred embodiments of the present invention have been described
This creative concept, then can make other change and modification to these embodiments.So, appended right will
Ask and be intended to be construed to include preferred embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these modification and modification belong to the claims in the present invention and
Within the scope of its equivalent technologies, then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. a kind of appraisal procedure of indoor weak overlay area, it is characterised in that include：
The corresponding received field intensity values of target grid cell of measured zone are determined, wherein the received field strength value bag
Include outdoor measurement report MR field intensity numerical value and/or indoor distributed system MR field intensity numerical value；
If the received field intensity values, according to the received field intensity values, determine field intensity parameter less than convergence numerical value
Value；
If it is determined that the field intensity parameter value be less than the convergence numerical value, it is determined that the target grid cell is
Weak overlay area.
2. the method for claim 1, it is characterised in that the received field intensity values include outdoor MR
Field intensity numerical value；After the corresponding received field intensity values of target grid cell for determining measured zone, also include：
If the outdoor MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid cell is
Strong overlay area；
The received field intensity values include indoor distributed system MR field intensity numerical value；Determine the target grid of measured zone
After the corresponding received field intensity values of lattice cell, also include：
If the indoor distributed system MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid
Lattice cell is strong overlay area；
The received field intensity values include outdoor MR field intensity numerical value and indoor distributed system MR field intensity numerical value；Really
After determining the corresponding received field intensity values of target grid cell of measured zone, also include：
If the indoor distributed system MR field intensity numerical value and the first weights product and indoor distributed system MR fields
Strong numerical value and the second weights sum of products are more than the convergence numerical value, it is determined that the target grid cell is strong
Overlay area.
3. the method for claim 1, it is characterised in that described according to the received field intensity values,
After determining field intensity parameter value, also include：
If the field intensity parameter value is more than the convergence numerical value, it is determined that the target grid cell is strong covering
Region.
4. the method as described in claims 1 to 3 is arbitrary, it is characterised in that described according to the received field
Intensity values, determine field intensity parameter value, including：
According to the received field intensity values and the corresponding received field strength predicted value of the target grid cell, it is determined that field
Strong parameter value.
5. method as claimed in claim 4, it is characterised in that the received field intensity values include outdoor MR
Field intensity numerical value and indoor distributed system MR field intensity numerical value；
The field intensity parameter value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value+γ × indoor distributed system
MR field intensity numerical value；
Wherein, α=P/ (P+Q+Z), β=Q/ (P+Q+Z), γ=Z/ (P+Q+Z), P are the outdoor base station area of coverage
The area in domain；Q is outdoor base station overlay area in measured zone and/or the area outside the subsystem overlay area of room
The area in domain；Z is the area of indoor distributed system overlay area.
6. a kind of apparatus for evaluating of indoor weak overlay area, it is characterised in that include：
Determining module, for determining the corresponding received field intensity values of target grid cell of measured zone, wherein institute
Received field intensity values are stated including outdoor MR field intensity numerical value and/or indoor distributed system MR field intensity numerical value；If institute
Received field intensity values are stated less than convergence numerical value, then according to the received field intensity values, determines field intensity parameter value；
Contrast module, for by the received field intensity values with convergence numerical value compare, by the field intensity parameter with
The convergence numerical value compares；
Conclusion module, for if it is determined that the field intensity parameter value be less than the convergence numerical value, it is determined that it is described
Target grid cell is weak overlay area.
7. device as claimed in claim 6, it is characterised in that the conclusion module, is additionally operable to：
If the outdoor MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid cell is
Strong overlay area；
If the indoor distributed system MR field intensity numerical value is more than the convergence numerical value, it is determined that the target grid
Lattice cell is strong overlay area；
If the indoor distributed system MR field intensity numerical value and the first weights product and indoor distributed system MR fields
Strong numerical value and the second weights sum of products are more than the convergence numerical value, it is determined that the target grid cell is strong
Overlay area.
8. device as claimed in claim 6, it is characterised in that the conclusion module, is additionally operable to：
If the field intensity parameter value is more than the convergence numerical value, it is determined that the target grid cell is strong covering
Region.
9. the device as described in claim 6～8 is arbitrary, it is characterised in that the determining module, also uses
In：
According to the received field intensity values and the corresponding indoor reception field intensity prediction value of the target grid cell, really
Determine field intensity parameter value.
10. device as claimed in claim 9, it is characterised in that the received field intensity values include outdoor
MR field intensity numerical value and indoor distributed system MR field intensity numerical value；
The field intensity parameter value meets following equation：
Field intensity parameter value=α × outdoor MR field intensity numerical value+β × received field strength predicted value+γ × indoor distributed system
MR field intensity numerical value；
Wherein, α=P/ (P+Q+Z), β=Q/ (P+Q+Z), γ=Z/ (P+Q+Z), P are the outdoor base station area of coverage
The area in domain；Q is outdoor base station overlay area in measured zone and/or the area outside the subsystem overlay area of room
The area in domain；Z is the area of indoor distributed system overlay area.
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