CN111107558A - Lamp post base station selective access method and system based on vacancy degree - Google Patents

Lamp post base station selective access method and system based on vacancy degree Download PDF

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Publication number
CN111107558A
CN111107558A CN201911308347.1A CN201911308347A CN111107558A CN 111107558 A CN111107558 A CN 111107558A CN 201911308347 A CN201911308347 A CN 201911308347A CN 111107558 A CN111107558 A CN 111107558A
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base station
lamp post
accessible
terminal
post base
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严军荣
卢玉龙
江雅芬
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Hangzhou Houbo Technology Co Ltd
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Hangzhou Houbo Technology Co Ltd
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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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/17—Selecting a data network PoA [Point of Attachment]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

The invention discloses a lamp post base station selective access method and system based on idleness. The method comprises the following steps: determining a lamp post base station which can be accessed by a terminal; calculating the position of a terminal and dividing sub-regions according to the position of the terminal; acquiring attribute information and lamp post distribution information of the subareas; calculating the lamp post density of the subarea; acquiring the power output quantity of an accessible lamp post base station; calculating the vacancy degree of the accessible lamp post base station according to the lamp post density of the subregion and the power output quantity of the accessible lamp post base station; the method comprises the steps that the signal intensity of each accessible lamp post base station received by a terminal is obtained; calculating the access matching degree of the accessible lamp post base station according to the vacancy degree and the signal intensity; and selecting the lamp post base station with the maximum access matching degree as the lamp post base station to be accessed by the terminal. The method and the system solve the technical problem of how to select the proper lamp post base station for the terminal to access based on the vacancy degree.

Description

Lamp post base station selective access method and system based on vacancy degree
Technical Field
The invention belongs to the technical field of intelligent lamp poles, and particularly relates to a lamp pole base station selective access method and system based on idleness.
Background
Currently 5G communication is entering the commercial phase. Since the coverage of the 5G base station signal is small, more 5G base stations need to be equipped to realize signal coverage. In consideration of the problems of large occupied area, difficult site selection and the like existing in the establishment of dense 5G base station towers in cities, a Chinese patent with the publication number of CN109890102A provides a 5G-based intelligent street lamp and a cloud control platform system thereof, a Chinese patent with the publication number of 206036851U provides a communication base station type intelligent street lamp, a Chinese patent with the publication number of CN209355058U provides a street lamp combined with a micro base station and a street lamp type base station distribution system, and the solution is to carry a base station in an established street lamp or lamp pole system to realize signal coverage.
The intelligent street lamp scheme generally needs to install the communication base station on enough lamp poles in the area to ensure the coverage effect of the area signal, and the mobile terminal in the area can be covered by a plurality of lamp pole base stations at the same time. The idle degree of different position lamp pole basic stations in the region is different, if the terminal inserts the lamp pole basic station that the idle degree is low, and does not select the lamp pole basic station that the idle degree is high, can cause the load of regional interior basic station unbalanced.
At present, a technical scheme for terminal access based on the vacancy degree selection of a proper lamp post base station does not exist. Therefore, a lamp post base station selective access method and system based on the vacancy degree are provided.
Disclosure of Invention
In order to solve the problems, the invention provides a lamp post base station selective access method and system based on the vacancy degree.
The invention depends on the existing lamp pole system and the base station system, considers the power output quantity, the idle degree and the signal intensity of the lamp pole base station in the area, and selects the lamp pole base station suitable for being accessed for the terminal in the area.
The invention discloses a lamp post base station selective access method based on the vacancy degree, which comprises the following steps:
determining a lamp post base station which can be accessed by a terminal;
calculating the position of a terminal and dividing sub-regions according to the position of the terminal;
acquiring attribute information and lamp post distribution information of the subareas;
calculating the lamp post density of the subarea according to the attribute information and the lamp post distribution information of the subarea;
acquiring the power output quantity of an accessible lamp post base station;
calculating the vacancy degree of the accessible lamp post base station according to the lamp post density of the subregion and the power output quantity of the accessible lamp post base station;
the method comprises the steps that the signal intensity of each accessible lamp post base station received by a terminal is obtained;
calculating the access matching degree of the accessible lamp post base station according to the vacancy degree of the accessible lamp post base station and the signal intensity of the accessible lamp post base station received by the terminal;
and selecting the lamp post base station with the maximum access matching degree as the lamp post base station to be accessed by the terminal.
Preferably, the determining a lamp post base station accessible to the terminal and calculating the terminal position includes:
the base station controller receives a terminal access request forwarded by the lamp post base station;
and taking the lamp post base station which forwards the terminal access request as an accessible lamp post base station, and numbering the accessible lamp post base station as i.
Preferably, the calculating the terminal position and dividing the sub-regions according to the terminal position includes:
calculating the position of the terminal according to a base station positioning method;
determining an area according to the position of the accessible lamp post base station;
and taking the terminal position as a reference point, dividing the region into W sub-regions according to unit area or functional blocks or road regions, numbering the sub-regions as j, wherein j is more than or equal to 1 and is less than or equal to W.
Preferably, the attribute information of the sub-area is the area of the sub-area, and the light pole distribution information is the light pole distribution position and the number of light pole base stations.
Preferably, the calculating the pole density of the sub-area according to the attribute information and the pole distribution information of the sub-area includes:
the number of accessible light pole base stations in the subregion is recorded as njThe area of the sub-region is denoted as rjWhere j is the number of the sub-region;
according to the number n of accessible light pole base stations in the sub-areajAnd the area r of the sub-regionjCalculate the pole density of the subregion, note oj。
Further preferably, the number n of light pole base stations in the sub-area is determined according to the number of light pole base stations in the sub-areajAnd the area r of the sub-regionjCalculate sub-area pole density
Figure BDA0002323797390000031
Wherein z is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the number of the lamp post base stations and the area on the vacancy).
Preferably, the obtaining of the power output quantity of the accessible light pole base station includes:
acquiring a power output value of an accessible lamp post base station in a sub-area in a time period T according to a sampling time interval, wherein the time period T is preset; the power output value is any one of a terminal load amount or a power value;
carrying out peak-valley weighted average operation on the obtained power output value to obtain the power output quantity which can be accessed to a lamp post base station and recording as pijWhere ij represents an accessible light pole base station i within sub-area j.
Preferably, the calculating the vacancy of the accessible light pole base station according to the light pole density of the sub-area and the power output quantity of the accessible light pole base station includes:
the pole density of the subregion is denoted ojAnd the power output quantity which can be connected into the lamp post base station in the subarea is recorded as pijWherein j is the number of each subarea, and ij represents an accessible lamp post base station i in the subarea j;
pole density o according to sub-areajAnd the power output quantity p of the sub-area accessible lamp pole base stationijCalculating the vacancy degree of the lamp post base station in the subarea and recording the vacancy degree as ui。
Further preferably, the lamp pole density o is dependent on the partial areajAnd the power output quantity p in the time period T of each lamp post base station in the subareaijLamp post base in calculation sub-areaIdleness of a station
Figure BDA0002323797390000032
Wherein k is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the lamp pole density and the power output quantity on the vacancy degree).
Preferably, the calculating the access matching degree of the accessible light pole base station according to the vacancy degree of the accessible light pole base station and the signal strength of the accessible light pole base station received by the terminal includes:
the signal intensity of the terminal receiving the base station which can be connected to the lamp post is recorded as si(ii) a The vacancy of accessible lamp pole basic station is recorded as uiWherein i is the number of the accessible light pole base station;
according to the idleness s of the base station of the accessible lamp poleiAnd the terminal receives the signal intensity u capable of being accessed to the lamp post base stationiCalculating the access matching degree of the base station of the accessible lamp post, and recording as vi。
Further preferably, the calculating of the access matching degree v of the accessible light pole base stationi＝c·si·uiWherein c is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the idleness and the signal intensity on the terminal access), or the calculation is carried out on the access matching degree v of the accessible lamp post base stationi＝g1·si+g2·uiWherein g is1And g2Is a weighting coefficient set in advance (the weighting coefficient is set according to different influence degrees of the idleness and the signal strength on the terminal access).
A computer-readable storage medium storing a computer program for electronic data exchange, wherein the computer program causes a computer to perform the above method.
The utility model provides a lamp pole basic station selects access system based on idleness which characterized in that includes:
a terminal;
a lamp post;
a base station controller;
a processor;
a memory;
and
one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the processor, the programs causing the computer to perform the method described above.
The method and the system have the advantages that:
(1) the selected area is divided into a plurality of sub-areas according to a certain rule, the distribution density of the lamp post base stations in the sub-areas is calculated, and the distribution condition of the lamp post base stations in the area can be effectively identified.
(2) The vacancy of the lamp post is calculated by calculating the lamp post density of the subregion of the lamp post base station in a certain range near the terminal and the power output quantity of the lamp post base station, the vacancy conditions of all the lamp post base stations in different lamp post density regions can be effectively judged, the lamp post base station with the larger vacancy is preferentially selected as the base station to be accessed by the terminal, and the utilization rate of the vacant lamp post is effectively improved.
(3) The signal intensity and the lamp pole vacancy degree of each lamp pole base station received by the terminal are obtained to calculate the access matching degree, and the lamp pole base station with high signal intensity and vacancy is preferentially selected as the base station to be accessed by the terminal, so that the good communication condition of the terminal can be ensured, and the load balance of the lamp pole base stations in the region can be realized.
Drawings
Fig. 1 is a flowchart of a lamp post base station selective access method based on idleness according to a first embodiment of the present invention;
FIG. 2 is a flowchart illustrating the detailed steps of step S01 in FIG. 1;
FIG. 3 is a flowchart illustrating the detailed steps of step S02 in FIG. 1;
fig. 4 is a schematic diagram of the division of sub-areas in a region and the distribution of light pole base stations according to the embodiment of the present invention;
FIG. 5 is a flowchart illustrating the detailed steps of step S04 in FIG. 1;
FIG. 6 is a flowchart illustrating the detailed steps of step S05 in FIG. 1;
FIG. 7 is a flowchart illustrating the detailed steps of step S06 in FIG. 1;
fig. 8 is a flowchart illustrating the detailed steps of step S08 in fig. 1;
fig. 9 is a schematic structural diagram of a lamppost base station selective access system based on idleness according to a third embodiment of the present invention.
Detailed Description
The following describes in detail preferred embodiments of the present invention.
The embodiment of the invention depends on the existing lamp post system and the base station system, considers the power output quantity, the vacancy degree and the signal intensity of the lamp post base station in the area, and selects the lamp post base station suitable for being accessed for the terminal in the area.
The lamp post base station selective access method based on the vacancy degree in the first embodiment of the invention is realized according to the following steps as shown in fig. 1:
step S01, determining a lamp post base station which can be accessed by the terminal;
step S02, calculating the terminal position and dividing sub-regions according to the terminal position;
s03, acquiring attribute information of the subareas and lamp post distribution information;
step S04, calculating the lamp post density of the subarea according to the attribute information and the lamp post distribution information of the subarea;
step S05, obtaining the power output quantity of the accessible lamp pole base station;
step S06, calculating the vacancy of the accessible lamp post base station according to the lamp post density of the subareas and the power output quantity of the accessible lamp post base station;
s07, the acquisition terminal receives the signal intensity of each accessible lamp post base station;
step S08, calculating the access matching degree of the accessible lamp post base station according to the vacancy degree of the accessible lamp post base station and the signal intensity of the accessible lamp post base station received by the terminal;
and S09, selecting the lamp post base station with the maximum access matching degree as the lamp post base station to be accessed by the terminal.
In a preferred mode as shown in fig. 2, the step S01 of determining the lamp post base station accessible by the terminal and calculating the terminal position includes:
step S011, a base station controller receives a terminal access request forwarded by a lamp post base station;
and step S012, taking the lamp post base station which transmits the terminal access request as an accessible lamp post base station, and numbering the accessible lamp post base station as i.
In this embodiment, the base station controller receives 10 base stations at a certain time to forward a terminal signal access request, and uses the light pole base station forwarding the terminal access request as the accessible light pole base station of the terminal, to obtain the number n of the accessible light pole base stations as 10, and number i of each light pole, where i is greater than or equal to 1 and less than or equal to 10.
In a preferred mode as shown in fig. 3, the step S02 of dividing the sub-regions according to the terminal positions includes:
step S021, calculating the position of the terminal according to a base station positioning method;
step S022, determining an area according to the position of an accessible lamp post base station;
and S023, dividing the area into W sub-areas according to unit area or functional blocks or road areas by taking the terminal position as a reference point, numbering the sub-areas as j, wherein j is more than or equal to 1 and is less than or equal to W.
In this embodiment, the position of the terminal is calculated according to the base station positioning method of the terminal, the distribution of the area, the region, and all accessible light pole base stations according to the position area, the region, and all accessible light pole base stations of the accessible light pole base stations is shown in fig. 4, and the position of the terminal is represented by solid dots; with the terminal position as a reference point, the area is divided into 4 sub-areas according to the function block, that is, W is 4, and each sub-area is respectively numbered as 1, 2, 3, and 4, as shown in fig. 4, wherein the lamppost base stations numbered 1, 2, 3, and 4 are in the same sub-area, the lamppost base stations numbered 5 and 6 are in the same sub-area, the lamppost base stations numbered 7, 8, and 9 are in the same sub-area, and the lamppost numbered 10 is in the last sub-area, and the sub-area division boundary is indicated by a dotted line in fig. 4.
In a preferred mode, the attribute information of the sub-area in step S03 is an area of the sub-area, and the light pole distribution information is a light pole distribution position and a light pole base station number: the neutron field areas in this embodiment are all 500 square meters, rj500; retrieving the light pole distribution diagram in the sub-area as shown in fig. 4, the light pole base stations numbered 1, 2, 3, 4 are in the sub-area 1,the lamp post base stations with the numbers 5 and 6 are in the subregion 2, the lamp post base stations with the numbers 7, 8 and 9 are in the subregion 3, the lamp posts with the number 10 are in the subregion 4, and the number n of the accessible lamp post base stations in the subregion is obtained1＝4，n2＝2，n3＝3，n4＝1。
In a preferred embodiment shown in fig. 5, the step S04 of calculating the pole density of the sub-area according to the attribute information and the pole distribution information of the sub-area includes:
step S041, the number of accessible light pole base stations in the subarea is recorded as njThe area of the sub-region is denoted as rjWhere j is the number of the sub-region;
step S042, according to the number n of accessible lamp post base stations in the sub-areajAnd the area r of the sub-regionjCalculate the pole density of the subregion, note oj。
In a preferred mode, the number n of accessible light pole base stations in the sub-area is used as the basisjAnd the area r of the sub-regionjCalculate sub-area pole density
Figure BDA0002323797390000081
Wherein z is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the number of the lamp post base stations and the area on the vacancy). In this embodiment, the calculation coefficient z set according to the total influence degree of the number of lamppost base stations and the area on the vacancy is 100, and the lamppost density of the subregion is calculated
Figure BDA0002323797390000082
Figure BDA0002323797390000083
In a preferred embodiment shown in fig. 6, the step S05 of obtaining the power output of the accessible light pole base station includes:
step S051, acquiring a power output value of an accessible lamp pole base station in a subregion in a time period T according to a sampling time interval, wherein the time period T is set in advance; the power output value is any one of a terminal load amount or a power value.
Step S052, carrying out peak-valley weighted average operation on the obtained power output value to obtain power output quantity which can be accessed to a lamp post base station and recording the power output quantity as pijWhere ij represents an accessible light pole base station i within sub-area j.
In this embodiment, the sampling time interval is 5 minutes, and the time period T is 2 hours, so that 24 groups of power output values are obtained altogether; carrying out peak-valley weighted average operation on the 24 groups of power output values to obtain the power output quantity p of each accessible lamp pole base station11＝1，p21＝0.5，p31＝2，p41＝1，p52＝5，p62＝4，p73＝0.5，p83＝2，p93＝1，p1043 (in watts).
In a preferred embodiment shown in fig. 7, the step S06 of calculating the vacancy of the accessible lamppost base station according to the lamppost density of the subarea and the power output amount of the accessible lamppost base station includes:
step S061, recording the lamp pole density of the subareas as ojAnd the power output quantity which can be connected into the lamp post base station in the subarea is recorded as pijWherein j is the number of each subarea, and ij represents an accessible lamp post base station i in the subarea j;
step S062, according to the lamp pole density o of the subregionjAnd the power output quantity p of the sub-area accessible lamp pole base stationijCalculating the vacancy degree of the lamp post base station in the subarea and recording the vacancy degree as ui。
In a preferred mode, the lamp pole density o of the subareas is determined according tojAnd the power output quantity p in the time period T of each lamp post base station in the subareaijCalculate idleness of lamp pole basic station in subregion
Figure BDA0002323797390000091
Wherein k is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the lamp pole density and the power output quantity on the vacancy degree). In this embodiment, the calculation coefficient k is set to 1 according to the degree of the comprehensive influence of the pole density and the power output quantity on the vacancy degree, and the accessible pole base station is calculatedDegree of idleness
Figure BDA0002323797390000092
Figure BDA0002323797390000093
In this embodiment, step S07, the obtaining terminal receives the signal strength of each accessible light pole base station. In this embodiment, the detection terminal receives the signal intensity of each accessible light pole base station, which is s1＝-70，s2＝-60，s3＝-65，s4＝-58，s5＝-55，s6＝-51，s7＝-70，s8＝-58，s9＝-60，s10-60 (units are dBm).
In a preferred embodiment shown in fig. 8, the step S08 of calculating the access matching degree of the accessible light pole base station according to the idleness of the accessible light pole base station and the signal strength of the accessible light pole base station received by the terminal includes:
step S081, the signal intensity of the base station which can be accessed to the lamp pole received by the terminal is recorded as Si(ii) a The vacancy of accessible lamp pole basic station is recorded as uiWherein i is the number of the accessible light pole base station;
step S082, according to the vacancy S of the base station of the accessible lamp poleiAnd the terminal receives the signal intensity u capable of being accessed to the lamp post base stationiCalculating the access matching degree of the base station of the accessible lamp post, and recording as vi。
In an optimal mode, the vacancy u of the base station is determined according to the lamp postijAnd signal strength siCalculating the access matching degree v of the base station of the accessible lamp posti＝c·si·uijAnd c is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the idle degree and the signal strength on the terminal access). In this embodiment, the calculation coefficient c is set to-0.1 according to the comprehensive influence degree of the vacancy degree and the signal intensity on the terminal access, and the access matching degree v of each accessible light pole base station is calculated1＝c·s1·u1＝-0.1×(-70)×0.8＝5.6，v2＝c·s2·u2＝-0.1×(-60)×1.6＝9.6，v3＝c·s3·u3＝-0.1×(-65)×0.4＝2.6，v4＝c·s4·u4＝-0.1×(-58)×0.8＝4.6，v5＝c·s5·u5＝-0.1×(-55)×0.8＝4.4，v6＝c·s6·u6＝-0.1×(-51)×0.1＝0.5，v7＝c·s7·u7＝-0.1×(-70)×1.2＝8.4，v8＝c·s8·u8＝-0.1×(-58)×0.3＝1.7，v9＝c·s9·u9＝-0.1×(-60)×0.6＝3.6，v10＝c·s10·u10＝-0.1×(-60)×0.67＝4。
In this embodiment, step S09 is to select the lamp post base station with the largest matching degree accessed near the terminal as the lamp post base station to be accessed by the terminal. Maximum (v) matching degree of access in 10 lamp post base stations accessible to terminal2Maximum) is the pole base station of number 2, with the pole base station of number 2 as the pole base station to which the terminal is to be connected.
The lamp post base station selective access method based on the vacancy degree is implemented according to the following steps:
step S01, determining a lamp post base station which can be accessed by the terminal;
step S02, calculating the terminal position and dividing sub-regions according to the terminal position;
s03, acquiring attribute information of the subareas and lamp post distribution information;
step S04, calculating the lamp post density of the subarea according to the attribute information and the lamp post distribution information of the subarea;
step S05, obtaining the power output quantity of the accessible lamp pole base station;
step S06, calculating the vacancy of the accessible lamp post base station according to the lamp post density of the subareas and the power output quantity of the accessible lamp post base station;
s07, the acquisition terminal receives the signal intensity of each accessible lamp post base station;
step S08, calculating the access matching degree of the accessible lamp post base station according to the vacancy degree of the accessible lamp post base station and the signal intensity of the accessible lamp post base station received by the terminal;
and S09, selecting the lamp post base station with the maximum access matching degree as the lamp post base station to be accessed by the terminal.
In a preferred mode, the step S01 of determining the lamp post base station accessible by the terminal and calculating the terminal position includes:
step S011, a base station controller receives a terminal access request forwarded by a lamp post base station;
and step S012, taking the lamp post base station which transmits the terminal access request as an accessible lamp post base station, and numbering the accessible lamp post base station as i.
In this embodiment, the base station controller receives 10 base stations at a certain time to forward a terminal signal access request, and uses the light pole base station forwarding the terminal access request as the accessible light pole base station of the terminal, to obtain the number n of the accessible light pole base stations as 10, and number i of each light pole, where i is greater than or equal to 1 and less than or equal to 10.
In a preferred embodiment, the step S02 of dividing the sub-regions according to the terminal positions includes:
step S021, calculating the position of the terminal according to a base station positioning method;
step S022, determining an area according to the position of an accessible lamp post base station;
and S023, dividing the area into W sub-areas according to unit area or functional blocks or road areas by taking the terminal position as a reference point, numbering the sub-areas as j, wherein j is more than or equal to 1 and is less than or equal to W.
In this embodiment, the position of the terminal is calculated according to the base station positioning method of the terminal, the distribution of the area, the region, and all accessible light pole base stations according to the position area, the region, and all accessible light pole base stations of the accessible light pole base stations is shown in fig. 4, and the position of the terminal is represented by solid dots; with the terminal position as a reference point, the area is divided into 4 sub-areas according to the function block, that is, W is 4, and each sub-area is respectively numbered as 1, 2, 3, and 4, as shown in fig. 4, wherein the lamppost base stations numbered 1, 2, 3, and 4 are in the same sub-area, the lamppost base stations numbered 5 and 6 are in the same sub-area, the lamppost base stations numbered 7, 8, and 9 are in the same sub-area, and the lamppost numbered 10 is in the last sub-area, and the sub-area division boundary is indicated by a dotted line in fig. 4.
In a preferred mode, the attribute information of the sub-area in step S03 is an area of the sub-area, and the light pole distribution information is a light pole distribution position and a light pole base station number: the neutron field areas in this embodiment are all 500 square meters, rj500; calling a lamp post distribution diagram in the sub-area as shown in fig. 4, wherein lamp post base stations with numbers 1, 2, 3 and 4 are in the sub-area 1, lamp post base stations with numbers 5 and 6 are in the sub-area 2, lamp post base stations with numbers 7, 8 and 9 are in the sub-area 3, and a lamp post with number 10 is in the sub-area 4, and acquiring the number n of accessible lamp post base stations in the sub-area1＝4，n2＝2，n3＝3，n4＝1。
In a preferred embodiment, the step S04 of calculating the pole density of the subregion according to the attribute information of the subregion and the pole distribution information includes:
step S041, the number of accessible light pole base stations in the subarea is recorded as njThe area of the sub-region is denoted as rjWhere j is the number of the sub-region;
step S042, according to the number n of accessible lamp post base stations in the sub-areajAnd the area r of the sub-regionjCalculate the pole density of the subregion, note oj。
In a preferred mode, the number n of accessible light pole base stations in the sub-area is used as the basisjAnd the area r of the sub-regionjCalculate sub-area pole density
Figure BDA0002323797390000121
Wherein z is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the number of the lamp post base stations and the area on the vacancy). In this embodiment, the calculation coefficient z set according to the total influence degree of the number of lamppost base stations and the area on the vacancy is 100, and the lamppost density of the subregion is calculated
Figure BDA0002323797390000122
Figure BDA0002323797390000123
In a preferred embodiment, the step S05 of obtaining the power output of the accessible light pole base station includes:
step S051, acquiring a power output value of an accessible lamp pole base station in a subregion in a time period T according to a sampling time interval, wherein the time period T is set in advance; the power output value is any one of a terminal load amount or a power value.
Step S052, carrying out peak-valley weighted average operation on the obtained power output value to obtain power output quantity which can be accessed to a lamp post base station and recording the power output quantity as pijWhere ij represents an accessible light pole base station i within sub-area j.
In this embodiment, the sampling time interval is 5 minutes, and the time period T is 2 hours, so that 24 groups of power output values are obtained altogether; carrying out peak-valley weighted average operation on the 24 groups of power output values to obtain the power output quantity p of each accessible lamp pole base station11＝1，p21＝0.5，p31＝2，p41＝1，p52＝5，p62＝4，p73＝0.5，p83＝2，p93＝1，p1043 (in watts).
In a preferred embodiment, the step S06 of calculating the vacancy of the accessible lamppost base station according to the lamppost density of the subarea and the power output amount of the accessible lamppost base station includes:
step S061, recording the lamp pole density of the subareas as ojAnd the power output quantity which can be connected into the lamp post base station in the subarea is recorded as pijWherein j is the number of each subarea, and ij represents an accessible lamp post base station i in the subarea j;
step S062, according to the lamp pole density o of the subregionjAnd the power output quantity p of the sub-area accessible lamp pole base stationijCalculating the vacancy degree of the lamp post base station in the subarea and recording the vacancy degree as ui。
In a preferred mode, the lamp pole density o of the subareas is determined according tojAnd the power output quantity p in the time period T of each lamp post base station in the subareaijCalculate idleness of lamp pole basic station in subregion
Figure BDA0002323797390000131
Wherein k is a calculation coefficient set in advance (the calculation coefficient is set according to the comprehensive influence degree of the lamp pole density and the power output quantity on the vacancy degree). In this embodiment, the degree of vacancy of the accessible pole base station is calculated by setting the calculation coefficient k to 1 according to the degree of the comprehensive influence of the pole density and the power output quantity on the degree of vacancy
Figure BDA0002323797390000132
Figure BDA0002323797390000133
In this embodiment, step S07, the obtaining terminal receives the signal strength of each accessible light pole base station. In this embodiment, the detection terminal receives the signal intensity of each accessible light pole base station, which is s1＝-70，s2＝-60，s3＝-65，s4＝-58，s5＝-55，s6＝-51，s7＝-70，s8＝-58，s9＝-60，s10-60 (units are dBm).
In a preferred embodiment, the step S08 of calculating the access matching degree of the accessible light pole base station according to the vacancy degree of the accessible light pole base station and the signal strength of the accessible light pole base station received by the terminal includes:
step S081, the signal intensity of the base station which can be accessed to the lamp pole received by the terminal is recorded as Si(ii) a The vacancy of accessible lamp pole basic station is recorded as uiWherein i is the number of the accessible light pole base station;
step S082, according to the vacancy S of the base station of the accessible lamp poleiAnd the terminal receives the signal intensity u capable of being accessed to the lamp post base stationiCalculating the access matching degree of the base station of the accessible lamp post, and recording as vi。
In an optimal mode, the vacancy u of the base station is determined according to the lamp postiAnd signal strength siCalculating the access matching degree v of the base station of the accessible lamp posti＝g1·si+g2·uiWherein g is1And g2Is a weighting coefficient set in advance (the weighting coefficient is set according to different influence degrees of the idleness and the signal strength on the terminal access). Setting a calculation coefficient g according to different influence degrees of the idleness and the signal strength on terminal access10.1 and g2Calculating the access matching degree v of each lamp post base station as 11＝g1·s1+g2·u1＝-0.1×(-70)+1×0.8＝7.8，
v2＝g1·s2+g2·u2＝-0.1×(-60)+1×1.6＝7.6，v3＝g1·s3+g2·u3＝-0.1×(-65)+0.4＝6.9，v4＝g1·s4+g2·u4＝-0.1×(-58)+0.8＝6.6，v5＝g1·s5+g2·u5＝-0.1×(-55)+0.8＝6.3，v6＝g1·s6+g2·u6＝-0.1×(-51)+0.1＝5.2，v7＝g1·s7+g2·u7＝-0.1×(-70)+1.2＝8.2，v8＝g1·s8+g2·u8＝-0.1×(-58)+0.3＝6.1，v9＝g1·s9+g2·u9＝-0.1×(-60)+0.6＝6.6，v10＝g1·s10+g2·u10＝-0.1×(-60)+0.67＝6.67。
In this embodiment, step S09 is to select the lamp post base station with the largest matching degree accessed near the terminal as the lamp post base station to be accessed by the terminal. In this embodiment, the maximum matching degree (v) is accessed among 10 lamp post base stations accessible to the terminal7Maximum) is the pole base station of number 7, and the pole base station of number 7 is taken as the base station to which the mobile terminal is accessed.
A computer-readable storage medium storing a computer program for electronic data exchange, wherein the computer program causes a computer to perform the method of any of the above embodiments.
A third embodiment of the present invention provides a light pole base station selective access system based on idleness, a schematic structural diagram of which is shown in fig. 9, and the system is characterized by comprising:
a terminal;
a lamp post;
a base station controller;
a processor;
a memory;
and
one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the processor, the programs causing the computer to perform the methods of any of the embodiments above.
Of course, those skilled in the art should realize that the above embodiments are only used for illustrating the present invention, and not as a limitation to the present invention, and that the changes and modifications of the above embodiments will fall within the protection scope of the present invention as long as they are within the scope of the present invention.

Claims (10)

1. A lamp post base station selective access method based on vacancy degree is characterized by comprising the following steps:
determining a lamp post base station which can be accessed by a terminal;
calculating the position of a terminal and dividing sub-regions according to the position of the terminal;
acquiring attribute information and lamp post distribution information of the subareas;
calculating the lamp post density of the subarea according to the attribute information and the lamp post distribution information of the subarea;
acquiring the power output quantity of an accessible lamp post base station;
calculating the vacancy degree of the accessible lamp post base station according to the lamp post density of the subregion and the power output quantity of the accessible lamp post base station;
the method comprises the steps that the signal intensity of a terminal which can be accessed to a lamp post base station is received;
calculating the access matching degree of the accessible lamp post base station according to the vacancy degree of the accessible lamp post base station and the signal intensity of the accessible lamp post base station received by the terminal;
and selecting the lamp post base station with the maximum access matching degree as the lamp post base station to be accessed by the terminal.
2. The method for selecting and accessing lamppost base stations based on the vacancy as claimed in claim 1, wherein the step of determining the lamppost base stations accessible to the terminal comprises the following steps:
the base station controller receives a terminal access request forwarded by the lamp post base station;
and taking the lamp post base station which forwards the terminal access request as an accessible lamp post base station, and numbering the accessible lamp post base station as i.
3. The method of claim 1, wherein the calculating the terminal location and dividing sub-areas according to the terminal location comprises:
calculating the position of the terminal according to a base station positioning method;
determining an area according to the position of the accessible lamp post base station;
and taking the terminal position as a reference point, dividing the region into W sub-regions according to unit area or functional blocks or road regions, numbering the sub-regions as j, wherein j is more than or equal to 1 and is less than or equal to W.
4. The idleness-based lamp post base station selective access method according to claim 1, wherein the attribute information of the subregion is an area of the subregion, and the lamp post distribution information is a lamp post distribution position and a lamp post base station number.
5. The vacancy-based light pole base station selective access method according to claim 1, wherein the calculating of the light pole density of the subareas according to the subarea attribute information and light pole distribution information comprises:
the number of accessible light pole base stations in the subregion is recorded as njThe area of the sub-region is denoted as rjWhere j is the number of the sub-region;
according to the number n of accessible light pole base stations in the sub-areajAnd the area r of the sub-regionjCalculate sub-area pole density oj，
Figure FDA0002323797380000021
Where z is a calculation coefficient set in advance.
6. The method of claim 1, wherein obtaining the amount of power output from the accessible light pole base station comprises:
acquiring a power output value of an accessible lamp post base station in a sub-area in a time period T according to a sampling time interval, wherein the time period T is preset; the power output value is any one of a terminal load amount or a power value;
carrying out peak-valley weighted average operation on the obtained power output value to obtain the power output quantity which can be accessed to a lamp post base station and recording as pijWhere ij represents an accessible light pole base station i within sub-area j.
7. The selective accessing method for lamp post base station based on vacancy degree as claimed in claim 1, wherein the calculating the vacancy degree of the accessible lamp post base station according to the lamp post density of the sub-area and the power output quantity of the accessible lamp post base station comprises:
the pole density of the subregion is denoted ojAnd the power output quantity which can be connected into the lamp post base station in the subarea is recorded as pijWherein j is the number of each subarea, and ij represents an accessible lamp post base station i in the subarea j;
pole density o according to sub-areajAnd the power output quantity p of the sub-area accessible lamp pole base stationijCalculate idleness u of lamp pole basic station in subregioni，
Figure FDA0002323797380000022
Where k is a calculation coefficient set in advance.
8. The selective accessing method for the lamp post base station based on the vacancy of the claim 1, wherein the calculating the access matching degree of the accessible lamp post base station according to the vacancy of the accessible lamp post base station and the signal intensity of the accessible lamp post base station received by the terminal comprises:
the signal intensity of the terminal receiving the base station which can be connected to the lamp post is recorded as si(ii) a The vacancy of accessible lamp pole basic station is recorded as uiWherein i is the number of the accessible light pole base station;
according to the idleness s of the base station of the accessible lamp poleiAnd the terminal receives the signal intensity u capable of being accessed to the lamp post base stationiCalculating the access matching degree v of the base station of the accessible lamp posti，vi＝c·si·uiWherein c is a calculation coefficient set in advance, or the calculation can access the access matching degree v of the base station of the lamp posti＝g1·si+g2·uiWherein g is1And g2Are weighting coefficients set in advance.
9. A computer-readable storage medium storing a computer program for electronic data exchange, wherein the computer program causes a computer to perform the method of claims 1-8.
10. The utility model provides a lamp pole basic station selects access system based on idleness which characterized in that includes:
a terminal;
a lamp post;
a base station controller;
a processor;
a memory;
and
one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the processor, the programs causing the computer to perform the method of claims 1-8.
CN201911308347.1A 2019-12-18 2019-12-18 Lamp post base station selective access method and system based on vacancy degree Withdrawn CN111107558A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115633390A (en) * 2022-10-27 2023-01-20 广州爱浦路网络技术有限公司 Mobile network access regulation and control method and system based on IAB base station

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115633390A (en) * 2022-10-27 2023-01-20 广州爱浦路网络技术有限公司 Mobile network access regulation and control method and system based on IAB base station
CN115633390B (en) * 2022-10-27 2023-08-29 广州爱浦路网络技术有限公司 IAB base station-based mobile network access regulation and control method and system

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