CN105592471B - Resource utilization method and device - Google Patents
Resource utilization method and device Download PDFInfo
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- CN105592471B CN105592471B CN201410583787.9A CN201410583787A CN105592471B CN 105592471 B CN105592471 B CN 105592471B CN 201410583787 A CN201410583787 A CN 201410583787A CN 105592471 B CN105592471 B CN 105592471B
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention discloses a resource utilization method and a device, wherein the method comprises the following steps: acquiring real-time capacity information of each cell; identifying a cell corresponding to capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to capacity information lower than a preset second threshold value in a neighboring cell of the hot cell as an idle neighboring cell; and adjusting the coverage direction of the idle adjacent cell to cover part or all of the hot cell. According to the invention, the problem that network resources cannot be effectively and reasonably utilized in special network application scenes in the related technology is solved, the resource utilization rate in the network is improved, the energy waste is reduced, and the user experience is improved.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a resource utilization method and apparatus.
Background
With the development of the mobile communication industry, mobile users are increasing, and some special network application scenarios are gradually appeared, which are characterized in that the distribution of the users accommodated by the scenarios and the network time of the users is different from that of general coverage scenarios, such as ten-thousand stadiums, company dining halls or parking lots, school playgrounds, and the like, the situation that users and traffic volume suddenly increase in a certain period of time frequently appears in cells covered by the scenarios, and the neighboring cells around the same time are basically in a state where no users or few users exist, and are referred to as idle neighboring cells herein.
For the above problems, a general solution in the industry is to increase the system capacity by increasing a cell (base station) or changing a capacity parameter, which obviously increases the operation cost for an operator, and although the problem of system capacity is solved to a certain extent, the system capacity is at the cost of energy consumption and cost increase, which is contrary to the currently advocated green environmental protection and energy saving; the method for changing the capacity parameter is to make a compromise between the user capacity and the service quality, at the cost of reducing the user service quality, and the problem that increasing the user capacity by adjusting the capacity parameter cannot completely solve is limited by the maximum bearing capacity of a single cell (base station).
Aiming at the problem that network resources cannot be effectively and reasonably utilized in a special network application scene in the related technology, an effective solution is not provided at present.
Disclosure of Invention
The embodiment of the invention provides a resource utilization method and a resource utilization device, which at least solve the problem that network resources cannot be effectively and reasonably utilized in special network application scenes in the related technology.
According to an embodiment of the present invention, there is provided a resource utilization method including: acquiring real-time capacity information of each cell; identifying a cell corresponding to capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to capacity information lower than a preset second threshold value in a neighboring cell of the hot cell as an idle neighboring cell; and adjusting the coverage direction of the idle adjacent cell to cover part or all of the hotspot cell.
In this embodiment, after adjusting the coverage direction of the idle neighboring cell to cover part or all of the hotspot cell, the method further includes: acquiring real-time capacity information of the hot cell and the idle adjacent cell for adjusting the coverage direction; judging whether the current capacity information of the hotspot cell and the idle adjacent cell is lower than a preset third threshold value; and under the condition that the current capacity information of the hotspot cell and the idle adjacent cell is lower than the third threshold, restoring the coverage direction of the idle adjacent cell to the coverage direction before adjustment, wherein the third threshold is smaller than the first threshold.
In this embodiment, the restoring the coverage direction of the idle neighboring cell to the coverage direction before adjustment includes: under the condition that the current capacity information of the hotspot cell and the idle adjacent cell is lower than the third threshold, acquiring an adjustment mark of the idle adjacent cell, and judging whether the idle adjacent cell is adjusted according to the adjustment mark;
if so, acquiring the coverage direction related parameter of the adjusted idle adjacent cell before adjustment, and recovering the coverage direction of the idle adjacent cell according to the coverage direction related parameter.
In this embodiment, adjusting the coverage direction of the idle neighboring cell to cover part or all of the hotspot cell includes: acquiring the position and coverage direction related parameters of an idle adjacent cell and the position information of a hot spot to be covered, wherein the hot spot to be covered is positioned in the hot spot cell; calculating an adjustment parameter according to the position of the idle adjacent cell, the related parameters of the coverage direction and the position information of the hot spot to be covered; and adjusting the coverage direction of the idle adjacent cell by using the adjustment parameter.
In this embodiment, if the adjustment parameter includes an antenna tilt angle adjustment angle, calculating an adjustment parameter according to the position of the idle neighboring cell, the coverage direction related parameter, and the position information of the hot spot to be covered includes: under the condition that the idle adjacent cell and the hotspot cell are not co-located, calculating the relative distance between the idle adjacent cell and the hotspot to be covered by utilizing the position information of the idle adjacent cell and the hotspot to be covered; and calculating the antenna inclination angle adjustment angle according to the relative distance and the coverage direction related parameters of the idle adjacent cell.
In this embodiment, if the adjustment parameter includes an antenna weight, calculating the adjustment parameter according to the position of the idle neighboring cell, the coverage direction related parameter, and the position information of the hot spot to be covered includes: under the condition that the idle adjacent cell and the hot cell do not share the same station, acquiring the position information of the hot cell, and calculating a first relative phase according to the positions of the hot cell and the idle adjacent cell; calculating a second relative phase according to the hot spot to be covered and the position of the hot spot cell; calculating an adjusting direction according to the first relative phase and the second relative phase; and calculating the antenna weight according to the adjusting direction.
In this embodiment, if the adjustment parameter includes an antenna weight, calculating the adjustment parameter according to the position of the idle neighboring cell, the coverage direction related parameter, and the position information of the hot spot to be covered includes: under the condition that the idle adjacent cell and the hot cell share the same station, calculating an adjusting direction according to the coverage azimuth information of the idle adjacent cell and the hot cell; and calculating the antenna weight according to the adjusting direction.
In this embodiment, the obtaining of the location information of the hotspot to be covered includes: calculating the position information of the hot spot to be covered according to at least one of the following information: and the time adjustment TA information, the incoming wave azimuth DOA and the engineering parameter information of the hotspot cell.
In this embodiment, the capacity information includes at least one of the following information: the number of users and the utilization rate of resources.
According to another embodiment of the present invention, there is provided a resource utilization apparatus including: the maintenance module is used for acquiring real-time capacity information of each cell; the identification module is used for identifying a cell corresponding to the capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to the capacity information of which the capacity information is lower than a preset second threshold value in the neighbor cell of the hot cell as an idle neighbor cell; and an adjusting module, configured to adjust a coverage direction of the idle neighboring cell to cover part or all of the hotspot cell.
In this embodiment, the maintenance module is further configured to obtain real-time capacity information of the hotspot cell and the idle neighboring cell that adjusts the coverage direction; the device further comprises: the judging module is used for judging whether the current capacity information of the hotspot cell and the idle adjacent cell is lower than a preset third threshold value; and a restoring module, configured to restore the coverage direction of the idle neighboring cell to the coverage direction before adjustment when both the current capacity information of the hotspot cell and the current capacity information of the idle neighboring cell are lower than a preset third threshold, where the third threshold is smaller than the first threshold.
According to the invention, the real-time capacity information of each cell is acquired; identifying a cell corresponding to capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to capacity information lower than a preset second threshold value in a neighboring cell of the hot cell as an idle neighboring cell; the method for adjusting the coverage direction of the idle neighboring cell to cover part or all of the hot cell solves the problem that network resources cannot be effectively and reasonably utilized in a special network application scene in the related technology, improves the resource utilization rate in the network, reduces energy waste and improves user experience.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a flow diagram of a resource utilization method according to an embodiment of the invention;
fig. 2 is a block diagram of a structure of a resource utilization apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an exemplary networking environment, according to a preferred embodiment of the present invention;
FIG. 4 is a schematic diagram of an apparatus for automatically optimizing network capacity according to a preferred embodiment of the present invention;
fig. 5 is a schematic diagram of a process for identifying a hotspot cell and an idle neighboring cell by an identification module according to a preferred embodiment of the present invention;
FIG. 6 is a diagram illustrating a method for a decision module to make a decision result according to a preferred embodiment of the present invention;
FIG. 7 is a schematic diagram of a method 1 for performing a coverage direction adjustment process by a processing module according to a preferred embodiment of the invention;
FIG. 8 is a schematic diagram of a method 2 for performing a coverage direction adjustment process by a processing module according to a preferred embodiment of the invention;
FIG. 9 is a schematic diagram of a method 3 for performing the coverage direction adjustment process by the processing module according to the preferred embodiment of the invention;
FIG. 10 is a diagram illustrating a method for performing the overlay orientation recovery process by the processing module in accordance with a preferred embodiment of the present invention;
fig. 11 is a block diagram of a preferred configuration of a resource utilization device according to an embodiment of the present invention.
Detailed Description
The invention will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In view of the above problems, the present embodiment provides a new method, and on the basis of not increasing any operation cost of an operator and not changing the existing network structure, the system can automatically monitor the capacity information of the coverage cell and the surrounding neighboring cells in the above scenario to automatically optimize the network capacity, effectively utilize idle resources in the network, improve the energy utilization rate, and reduce energy waste.
In this embodiment, a resource utilization method is provided, and fig. 1 is a flowchart of a resource utilization method according to an embodiment of the present invention, as shown in fig. 1, the method includes the following steps:
step S102, acquiring real-time capacity information of each cell (for example, periodically acquiring);
step S104, identifying a cell corresponding to the capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to the capacity information lower than a preset second threshold value in the neighbor cell of the hot cell as an idle neighbor cell; and
and step S106, adjusting the coverage direction of the idle adjacent cell to cover part or all of the hotspot cell.
In this embodiment, through the above steps, real-time capacity information of each cell is obtained, and when it is identified that a hotspot cell and an idle neighbor cell exist, the coverage direction of the idle neighbor cell is automatically adjusted to cover part or all of the hotspot cell, so as to coordinate resources of the idle neighbor cell to the hotspot cell for use, thereby greatly improving the utilization rate of idle resources in a network without increasing the operation cost of an operator or changing the existing structure of the network, solving the problem that network resources cannot be effectively and reasonably utilized in a special network application scenario in the related art, improving the utilization rate of resources in the network, reducing energy waste, and improving user experience.
In this embodiment, the capacity information may include, but is not limited to, at least one of the following information: the number of users, the utilization rate of resources, etc.
In this embodiment, after the adjustment in step S106 is performed, whether or not to perform the recovery may be determined as follows: acquiring real-time capacity information (for example, periodically acquiring) of the hot cell and the idle neighboring cell for adjusting the coverage direction; judging whether the current capacity information of the hotspot cell and the idle adjacent cell is lower than a preset third threshold value; and under the condition that the current capacity information of the hotspot cell and the idle adjacent cell is lower than the third threshold, restoring the coverage direction of the idle adjacent cell to the coverage direction before adjustment, wherein the third threshold is smaller than the first threshold.
The specific recovery method may be as follows: under the condition that the current capacity information of the hotspot cell and the idle adjacent cell is lower than the third threshold, acquiring an adjustment mark of the idle adjacent cell, and judging whether the idle adjacent cell is adjusted according to the adjustment mark; if so, acquiring the coverage direction related parameter of the adjusted idle adjacent cell before adjustment, and recovering the coverage direction of the idle adjacent cell according to the coverage direction related parameter.
In this embodiment, a specific manner of adjusting the coverage direction of the idle neighboring cell to cover part or all of the hotspot cell in step S106 may be as follows: acquiring the position and coverage direction related parameters of an idle adjacent cell and the position information of a hot spot to be covered, wherein the hot spot to be covered is positioned in the hot spot cell; calculating an adjustment parameter according to the position of the idle adjacent cell, the related parameters of the coverage direction and the position information of the hot spot to be covered; and adjusting the coverage direction of the idle adjacent cell by using the adjustment parameter.
In this embodiment, a detailed adjustment manner corresponding to two cases, that is, the adjustment parameter is an antenna tilt angle or an antenna weight, is provided, but the adjustment manner is not limited to this:
(1) for the case that the adjustment parameter is an antenna tilt angle adjustment angle, calculating the adjustment parameter according to the position of the idle neighboring cell, the coverage direction related parameter, and the position information of the hot spot to be covered may specifically include: under the condition that the idle adjacent cell and the hotspot cell are not co-located, calculating the relative distance between the idle adjacent cell and the hotspot to be covered by utilizing the position information of the idle adjacent cell and the hotspot to be covered; and calculating the antenna inclination angle adjustment angle according to the relative distance and the coverage direction related parameters of the idle adjacent cell.
(2) For the case that the adjustment parameter is the antenna weight, calculating the adjustment parameter according to the position and coverage direction related parameter of the idle neighboring cell and the position information of the hot spot to be covered may specifically include the following two cases:
under the condition that the idle adjacent cell and the hot cell do not share the same station, acquiring the position information of the hot cell, and calculating a first relative phase according to the positions of the hot cell and the idle adjacent cell; calculating a second relative phase according to the hot spot to be covered and the position of the hot spot cell; calculating an adjusting direction according to the first relative phase and the second relative phase; and calculating the antenna weight according to the adjusting direction.
Under the condition that the idle adjacent cell and the hot cell share the same station, directly calculating an adjusting direction according to the coverage azimuth information of the idle adjacent cell and the hot cell; and calculating the antenna weight according to the adjusting direction.
The specific manner of acquiring the location information of the hotspot to be covered may be as follows: calculating the position information of the hot spot to be covered according to at least one of the following information: time Alignment (TA) information, direction of incoming wave (DOA), and engineering parameter information (i.e., engineering parameter information including station GPS information, antenna hanging height, antenna pitch angle, azimuth angle, etc.).
Corresponding to the above resource utilization method, a resource utilization apparatus is also provided in this embodiment, and the apparatus is used to implement the foregoing embodiments and preferred embodiments, and the description of which has been already made is omitted. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
Fig. 2 is a block diagram of a resource utilization apparatus according to an embodiment of the present invention, and as shown in fig. 2, the apparatus includes a maintenance module 22, an identification module 24, and an adjustment module 26, and each module is described in detail below:
the maintenance module 22 is configured to obtain real-time capacity information of each cell; an identifying module 24, connected to the maintaining module 22, configured to identify a cell corresponding to capacity information exceeding a preset first threshold in the capacity information of each cell as a hotspot cell, and identify a cell corresponding to capacity information in a neighboring cell of the hotspot cell whose capacity information is lower than a preset second threshold as an idle neighboring cell; and an adjusting module 26, connected to the identifying module 24, configured to adjust the coverage direction of the idle neighboring cell to cover part or all of the hotspot cell.
In this embodiment, the capacity information may include, but is not limited to, at least one of the following information: the number of users, the utilization rate of resources, etc.
Fig. 11 is a block diagram of a preferred structure of a resource utilization apparatus according to an embodiment of the present invention, as shown in fig. 11, in this embodiment, the maintenance module 22 may also be configured to obtain real-time capacity information of the hot spot cell and the idle neighboring cell that adjusts a coverage direction; the apparatus may further include: a determining module 28, connected to the maintaining module 22 and the identifying module 24, configured to determine whether current capacity information of the hotspot cell and the idle neighboring cell is lower than a preset third threshold; a restoring module 30, connected to the determining module 28, configured to restore the coverage direction of the idle neighboring cell to the coverage direction before adjustment when the current capacity information of both the hotspot cell and the idle neighboring cell is lower than a preset third threshold, where the third threshold is smaller than the first threshold. Preferably, the adjusting module 26 and the recovering module 30 are also connected to the maintenance module 22, and the parameters related to the antenna coverage direction and the position information, etc. required in the adjusting and recovering process are obtained from the maintenance module 22.
The following description is given in conjunction with the preferred embodiments, which combine the above embodiments and their preferred embodiments.
In the following preferred embodiments, a method and an apparatus for automatically optimizing network capacity in a hotspot coverage scenario are provided, which can automatically optimize network resources according to periodically monitored cell capacity state information to achieve network capacity improvement.
The method and the device provided by the preferred embodiment automatically identify the hot cell and the idle adjacent cell in the network, automatically adjust the coverage of the idle adjacent cell, and automatically adjust the coverage direction of the idle adjacent cell by using the resources of the peripheral idle adjacent cell to share the network resources for the hot cell on the premise of not increasing any operation cost of an operator, changing the existing structure of the network and saving energy; the problem that the capacity of the hotspot cell is limited is effectively solved, and the network capacity is further improved; when the user capacities of the hotspot cell and the idle adjacent cell are reduced to a certain degree, the system can automatically recover the coverage direction of the idle adjacent cell, and the seamless connection of the network is ensured.
The method specifically comprises the following steps:
firstly, the system periodically acquires the capacity information (information such as the number of users and the resource utilization rate) of each cell, automatically identifies a hot spot cell (a cell with the capacity exceeding a certain threshold) and an idle adjacent cell (a cell with the capacity lower than a certain threshold) of the hot spot cell according to the capacity information, and then outputs a hot spot cell list and an idle adjacent cell list;
then, for the hot cell list and the idle adjacent cell list, the latest capacity information of the cells is obtained in time, and whether the idle adjacent cell needs to be subjected to coverage direction adjustment processing or recovery processing is judged according to the latest capacity information;
and finally, for the cell needing to perform the coverage direction adjustment of the idle adjacent cell, the system realizes the coverage adjustment by adjusting the pitch angle or the azimuth angle of a transmitting signal, the transmitting power and the like of the idle adjacent cell, and simultaneously recovers the pitch angle or the azimuth angle, the transmitting power and the like of the idle adjacent cell needing to perform the coverage direction recovery processing.
By the method and the device provided by the preferred embodiment, the following beneficial effects can be realized:
1. under the condition of not changing a network structure, network resources are effectively shared, the problem of limited capacity of a hotspot cell is solved, the network capacity is improved, and energy waste is reduced;
2. the whole process does not need manual operation, and the operation and maintenance cost is saved for network maintenance on the premise of not increasing any operation cost of an operator.
In order to make the technical solutions and advantages of the present preferred embodiments more clear, the following detailed description is further provided with reference to the accompanying drawings.
Fig. 3 is a schematic diagram of an exemplary networking environment according to a preferred embodiment of the present invention, and taking the exemplary networking environment shown in fig. 3 as an example, assuming that a coverage area of a Cell (Cell)1 is a football field, the Cell belongs to a potential hotspot Cell because a football game is frequently played, and cells 2 to 7 are surrounding areas thereof.
Fig. 4 is a schematic structural diagram of an apparatus for automatically optimizing network capacity according to a preferred embodiment of the present invention, and as shown in fig. 4, the apparatus includes a maintenance module, an identification module, a discrimination module, and a processing module, wherein the processing module further includes two sub-modules, namely an adjustment processing sub-module and a recovery processing sub-module.
Furthermore, the maintenance module (which implements the function of the maintenance module 22) is configured to maintain neighboring cell information, TA (Timing Advance, time adjustment) information when accessing, working parameter information of the base station, and capacity information of each cell calculated in real time, including information about the number of users or the resource utilization rate, and interact with the identification module, the discrimination module, and the processing module according to the corresponding information;
the identification module (which realizes the function of the identification module 24) periodically acquires the capacity information of the maintenance module, identifies the hot cell and the idle adjacent cell of the hot cell according to the capacity condition of each cell, and finally outputs the hot cell list and the idle adjacent cell list corresponding to the hot cell to the judgment module;
the judging module (which realizes the function of the judging module 28) obtains the latest capacity information of the hot spot cell and the idle adjacent cell from the maintaining module according to the hot spot cell list and the idle adjacent cell list corresponding to the hot spot cell, makes the processing judgment of the idle adjacent cell by judging the capacity information, including the need of the idle adjacent cell to carry out the adjustment or recovery of the coverage direction, and finally informs the judging result to the processing module to carry out the corresponding processing;
the processing module (which implements the functions of the adjusting module 26 and the restoring module 30) obtains the output result of the judging module, obtains the parameters from the maintenance module, and the information such as the TA during access, calculates the adjusting or restoring method, and executes the adjusting or restoring process of the coverage direction of the idle neighboring cell.
Fig. 5 is a schematic diagram of a process of identifying a hotspot cell and an idle neighboring cell by an identification module according to a preferred embodiment of the present invention, as shown in fig. 5, including the following steps:
step S502: periodically acquiring capacity information of each cell from a capacity maintenance module, wherein the capacity information comprises information such as the number of activated users and the resource utilization rate;
step S504: judging whether the capacity of each cell is larger than a threshold value 1 (the first threshold value), if so, executing the step S506, otherwise, exiting;
step S506: marking the cells as hot spots;
step S508: acquiring neighbor cell information of the hotspot cell, for example, acquiring neighbor cell information from a neighbor cell relation list of each cell;
step S510: acquiring the capacity information of each neighboring cell from the capacity maintenance module, wherein the capacity information can comprise information such as the number of activated users and the resource utilization rate;
step S512: judging whether the capacity of each neighboring cell is smaller than a threshold 2 (the second threshold), if so, executing step S514; otherwise, executing exit;
step S514: marking the cell meeting the condition as an idle adjacent cell;
step S516: and outputting an idle adjacent cell list corresponding to the hot cell to a judgment module.
Fig. 6 is a schematic diagram of a method for making a decision result by a decision module according to a preferred embodiment of the present invention, as shown in fig. 6, including the following steps:
step S602: identifying whether the cell outputs a hot cell and an idle adjacent cell list, if so, executing a step S606, otherwise, executing a step S604;
step S604: whether a decision period is reached, if yes, executing step S608, otherwise, exiting;
step S606: receiving a hot cell list output by an identification module and an idle adjacent cell list corresponding to the hot cell;
step S608: acquiring latest capacity information of the hotspot cell and the idle adjacent cell from the maintenance module, wherein the latest capacity information can comprise information such as the number of activated users and the resource utilization rate;
step S610: judging whether the capacities of the hotspot cell and the idle adjacent cell are both smaller than a threshold value 3 (the third threshold value), if so, executing a step S612; otherwise, executing step S614;
step S612: judging whether the idle adjacent cell needs to be subjected to coverage direction adjustment, and informing a processing module to carry out adjustment processing;
step S614: and judging that the idle adjacent cell needs to recover the coverage direction, and informing the processing module of recovering.
Fig. 7 is a schematic diagram of a method 1 for performing a coverage direction adjustment process by a processing module according to a preferred embodiment of the present invention, as shown in fig. 7, including the following steps:
step S702: acquiring GPS information, antenna hanging height and inclination angle information including a mechanical inclination angle and an electronic inclination angle of the hotspot cell and all idle adjacent cells from the maintenance module, acquiring a TA (timing advance) measurement result during access, and executing a step S704;
step S704: calculating the distance between the coverage hotspot and the hotspot cell through the TA, calculating the average distance, determining the hotspot position by combining the coverage direction of the hotspot cell, and executing the step S706;
step S706: judging whether the idle adjacent cell shares the station with the hotspot cell, if so, not adjusting the adjacent cell, and exiting; otherwise, go to step S708;
step S708: calculating a target distance by using the neighboring station GPS information and the hotspot position calculated in the step S704, and executing a step S710;
step S710: for each cell, calculating a target downtilt angle by using information such as antenna hanging height, target distance and the like, and executing step S712;
step S712: respectively judging whether the inclination angle is 0 or not for each hotspot cell and the idle adjacent cell, and if so, exiting; otherwise, executing step S714;
step S714: calculating an inclination adjustment angle by using the original inclination information and the target downward inclination calculated in the step S710, and executing a step S716;
step S716: storing the original cell inclination angle information, and implementing inclination angle adjustment and juxtaposition adjustment mark as adjusted;
the calculation of the tilt angle is described more in the related art, and therefore, is not described in detail herein.
Fig. 8 is a schematic diagram of a method 2 for performing coverage direction adjustment processing by a processing module according to a preferred embodiment of the present invention, where the method calculates a hotspot location distance by a TA, and determines a hotspot location by combining with engineering parameter information, as shown in fig. 8, including the following steps:
step S802: acquiring GPS information and coverage azimuth information of the hotspot cell and all idle neighbor cells, and executing step S804;
step S804: judging whether the idle adjacent cell shares the same station with the hotspot cell, if so, executing the step S806; otherwise, executing step S808;
step S806: calculating an adjusting direction by using azimuth angle information of the hotspot cell and the idle adjacent cell, and executing step S816;
step S808: calculating the relative phase 1 of each idle adjacent cell coverage position and the hot cell site through the GPS information, and executing the step S810;
step S810: obtaining a TA measurement result when the hotspot cell is accessed, calculating the distance between a coverage hotspot and the hotspot cell, solving an average distance, determining the hotspot position by combining the coverage direction of the cell, and executing step S812;
step S812: calculating a relative phase 2 according to the station GPS information, the hot spot cell coverage direction and the distance between the coverage hot spot and the hot spot cell, and executing the step S814;
step S814: calculating an adjustment phase by using the relative phase 1 and the relative phase 2, wherein the clockwise direction is positive, and the counterclockwise direction is negative, and executing the step S816;
step S816: calculating the weight of the antenna by adjusting the orientation, adjusting the orientation by adjusting the weight, and executing the step S818;
step S818: storing the original power configuration of the adjacent cell, adjusting the power of the adjacent cell, and executing the step S820;
step S820: and storing the original covering direction and the antenna weight of each idle adjacent region, and implementing direction adjustment and juxtaposition adjustment to mark the adjustment.
Fig. 9 is a schematic diagram Of a method 3 for performing the coverage Direction adjustment processing by the processing module according to the preferred embodiment Of the present invention, which determines the hot spot location by DOA (Direction Of Arrival) estimation and determines the hot spot position in combination with TA measurement. From the viewpoint of the accuracy of the azimuth estimation, the method can be applied to a system equipped with uplink multi-antenna reception. As shown in fig. 9, the method comprises the following steps:
step S902: acquiring GPS information and coverage azimuth information of the hotspot cell and all idle neighbor cells, and executing step S904;
step S904: the base station receives and executes UE azimuth estimation by uplink multi-antenna, calculates average azimuth, and executes step S906;
step S906: obtaining a TA measurement result when the hotspot cell is accessed, calculating a distance between the coverage hotspot and the hotspot cell, and executing step S908;
step S908: determining the hotspot position and hotspot position by combining the results of the coverage azimuth information, the position estimation and the distance estimation, and executing step S910;
step S910: judging whether the idle adjacent cell shares the same station with the hot cell, if so, executing the step S912; otherwise, executing step S914;
step S912: calculating an adjusting direction by using the hotspot direction and the information of the covering azimuth angles of the two cells, and executing the step S920;
step S914: calculating the relative phase 1 of each idle neighboring cell coverage position and the hot cell site through the GPS information, and executing the step S916;
step S916: calculating a relative phase 2 through the station GPS information, the hot spot cell coverage position and the hot spot position, and executing step S918;
step S918: calculating an adjustment phase by using the relative phase 1 and the relative phase 2, wherein the clockwise direction is positive, and the counterclockwise direction is negative, and executing the step S920;
step S920: calculating the weight of the antenna by using the adjusted direction, realizing direction adjustment by adjusting the weight, and executing the step S922;
step S922: saving the original power configuration of the adjacent cell, adjusting the power of the adjacent cell, and executing the step S924;
step S924: and storing the original covering direction and the antenna weight of each idle adjacent region, and implementing direction adjustment and juxtaposition adjustment to mark the adjustment.
Fig. 10 is a schematic diagram of a method for performing the coverage orientation recovery processing by the processing module according to the preferred embodiment of the present invention, as shown in fig. 10, including the following steps:
step S1002: acquiring an adjustment flag of the cell, and executing step S1004;
step S1004: judging whether the cell is adjusted or not through the adjustment mark, if so, executing step S1006, otherwise, executing exit;
step S1006: recording the adjusted cell into a to-be-restored neighbor list, and executing step S1008;
step S1008: acquiring an original inclination angle or a coverage direction, an antenna weight and a power parameter which are recorded before the adjustment of the adjacent cell to be recovered, and executing the step S1010;
step S1010: and (4) implementing azimuth adjustment, adjusting the azimuth to the original covering azimuth, implementing power adjustment, recovering to the original power parameter, and clearly adjusting the mark.
In another embodiment, a software is provided, which is used to execute the technical solutions described in the above embodiments and the preferred embodiments.
In another embodiment, a storage medium is provided, wherein the software is stored in the storage medium, and the storage medium includes, but is not limited to, an optical disc, a floppy disc, a hard disc, a rewritable memory, and the like.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A method for resource utilization, comprising:
acquiring real-time capacity information of each cell;
identifying a cell corresponding to capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to capacity information lower than a preset second threshold value in a neighboring cell of the hot cell as an idle neighboring cell; adjusting the coverage direction of the idle adjacent cell to cover part or all of the hot cell;
acquiring real-time capacity information of the hot cell and the idle adjacent cell for adjusting the coverage direction;
judging whether the current capacity information of the hotspot cell and the idle adjacent cell is lower than a preset third threshold value;
and under the condition that the current capacity information of the hotspot cell and the idle adjacent cell is lower than the third threshold, restoring the coverage direction of the idle adjacent cell to the coverage direction before adjustment, wherein the third threshold is smaller than the first threshold.
2. The method of claim 1, wherein the restoring the coverage direction of the idle neighbor to the coverage direction before adjustment comprises:
under the condition that the current capacity information of the hotspot cell and the idle adjacent cell is lower than the third threshold, acquiring an adjustment mark of the idle adjacent cell, and judging whether the idle adjacent cell is adjusted according to the adjustment mark;
if so, acquiring the coverage direction related parameter of the adjusted idle adjacent cell before adjustment, and recovering the coverage direction of the idle adjacent cell according to the coverage direction related parameter.
3. The method according to any of claims 1 to 2, wherein adjusting the coverage direction of the idle neighbor cell to cover part or all of the hotspot cell comprises:
acquiring the position and coverage direction related parameters of an idle adjacent cell and the position information of a hot spot to be covered, wherein the hot spot to be covered is positioned in the hot spot cell;
calculating an adjustment parameter according to the position of the idle adjacent cell, the related parameters of the coverage direction and the position information of the hot spot to be covered;
and adjusting the coverage direction of the idle adjacent cell by using the adjustment parameter.
4. The method of claim 3, wherein the adjustment parameter includes an antenna tilt angle adjustment angle, and calculating the adjustment parameter according to the position and coverage direction related parameter of the idle neighboring cell and the position information of the hot spot to be covered includes:
under the condition that the idle adjacent cell and the hotspot cell are not co-located, calculating the relative distance between the idle adjacent cell and the hotspot to be covered by utilizing the position information of the idle adjacent cell and the hotspot to be covered;
and calculating the antenna inclination angle adjustment angle according to the relative distance and the coverage direction related parameters of the idle adjacent cell.
5. The method according to claim 3, wherein the adjustment parameter includes an antenna weight, and calculating the adjustment parameter according to the position and coverage direction related parameter of the idle neighboring cell and the position information of the hot spot to be covered includes:
under the condition that the idle adjacent cell and the hot cell do not share the same station, acquiring the position information of the hot cell, and calculating a first relative phase according to the positions of the hot cell and the idle adjacent cell;
calculating a second relative phase according to the hot spot to be covered and the position of the hot spot cell;
calculating an adjusting direction according to the first relative phase and the second relative phase;
and calculating the antenna weight according to the adjusting direction.
6. The method according to claim 3, wherein the adjustment parameter includes an antenna weight, and calculating the adjustment parameter according to the position and coverage direction related parameter of the idle neighboring cell and the position information of the hot spot to be covered includes:
under the condition that the idle adjacent cell and the hot cell share the same station, calculating an adjusting direction according to the coverage azimuth information of the idle adjacent cell and the hot cell;
and calculating the antenna weight according to the adjusting direction.
7. The method of claim 3, wherein obtaining the location information of the hotspot to be covered comprises:
calculating the position information of the hot spot to be covered according to at least one of the following information: and the time adjustment TA information, the incoming wave azimuth DOA and the engineering parameter information of the hotspot cell.
8. The method of claim 1,
the capacity information includes at least one of the following information: the number of users and the utilization rate of resources.
9. A resource utilization apparatus, comprising:
the maintenance module is used for acquiring real-time capacity information of each cell;
the identification module is used for identifying a cell corresponding to the capacity information exceeding a preset first threshold value in the capacity information of each cell as a hot cell, and identifying a cell corresponding to the capacity information of which the capacity information is lower than a preset second threshold value in the neighbor cell of the hot cell as an idle neighbor cell; and
an adjusting module, configured to adjust a coverage direction of the idle neighboring cell to cover part or all of the hotspot cell;
the maintenance module is further configured to obtain real-time capacity information of the hotspot cell and the idle neighboring cell for adjusting the coverage direction;
the device further comprises: the judging module is used for judging whether the current capacity information of the hotspot cell and the idle adjacent cell is lower than a preset third threshold value;
and a restoring module, configured to restore the coverage direction of the idle neighboring cell to the coverage direction before adjustment when both the current capacity information of the hotspot cell and the current capacity information of the idle neighboring cell are lower than a preset third threshold, where the third threshold is smaller than the first threshold.
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| CN201410583787.9A CN105592471B (en) | 2014-10-24 | 2014-10-24 | Resource utilization method and device |
| PCT/CN2015/087951 WO2016062161A1 (en) | 2014-10-24 | 2015-08-24 | Resource utilization method and device |
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| CN106376032B (en) * | 2016-08-31 | 2017-09-22 | 鲁向东 | Hot spot region automatic identifying method and device |
| CN110248369B (en) * | 2019-04-03 | 2022-05-13 | 中国联合网络通信集团有限公司 | Cell capacity adjusting method and device |
| CN111866893B (en) * | 2019-04-29 | 2023-07-21 | 中国移动通信集团河北有限公司 | Capacity optimization processing method and device for cell |
| CN112203287B (en) * | 2019-07-08 | 2022-11-22 | 中国移动通信集团浙江有限公司 | Cell capacity adjusting method, device, equipment and storage medium |
| CN117835249A (en) * | 2022-09-28 | 2024-04-05 | 中兴通讯股份有限公司 | Communication network load adjustment method, electronic device, and storage medium |
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| CN101415207A (en) * | 2008-12-04 | 2009-04-22 | 北京邮电大学 | Method, apparatus and base station for balancing load of honeycomb collaboration relay network |
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| WO2016062161A1 (en) | 2016-04-28 |
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