CN105407507A - Load balancing method and device - Google Patents
Load balancing method and device Download PDFInfo
- Publication number
- CN105407507A CN105407507A CN201510736226.2A CN201510736226A CN105407507A CN 105407507 A CN105407507 A CN 105407507A CN 201510736226 A CN201510736226 A CN 201510736226A CN 105407507 A CN105407507 A CN 105407507A
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- China
- Prior art keywords
- cell
- adjacent cell
- load balancing
- response speed
- fastest
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/08—Load balancing or load distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/22—Performing reselection for specific purposes for handling the traffic
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a load balancing method, relates to the technical field of communication, and effectively prevents occurrence of a user frequent switching condition. The method provided in the invention comprises receiving a load balancing request sent by an overload cell, sending a load balance information interaction request to adjacent cells of the overload cell to obtain load information and cell information of the adjacent cells, determining a target cell according to response speeds of the adjacent cells for the load balancing information interaction request, and switching partial users in the overload cell to the target cell. The method and the device are suitable for the cell load balancing process.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method and device of load balancing.
Background technology
Mobility load balance (MobilityLoadBalancing) is a function important in LTE network technology.In the community that congested or load is higher, effective distribution of Radio Resource is particularly important.When network is in high load condition, system can be alleviated system load pressure by the load of each minizone balanced, realizes the raising of wireless network performance with this.
In real network, Mobile load balancing method generally adopts event to trigger LTE with the measurement report frequently switched, make overloaded cells certain customers can automatically switch to channel condition preferably adjacent area relative to load condition by self adaptation amendment cell parameter, thus reduce the load of Hot Spot, load is tended to balance, to a certain extent the capacity of elevator system.Idiographic flow comprises: this cell load is monitored in cell-of-origin, and when finding to occur overload situations, cell-of-origin and neighbor cell exchange load information; Switching target small area, according to the adjacent some cell loads of collection, is determined based on load balancing in cell-of-origin; Cell-of-origin and Target cell switch.
But existing method only considers that mobility load balance operation is carried out in the minizone of same levels.And in future network LTE-A Evolution Strategies, a large amount of low power nodes will be disposed in a network, as Microcell Microcell, when the transmitting power of all neighbor cells, cell-of-origin, coverage and capacitance grade are all not identical, current methods may cause frequent cell merge, reduces network robustness and controllability.
Summary of the invention
Embodiments of the invention provide a kind of method and device of load balancing, effectively prevent the appearance of the frequent switch instances of user.
For achieving the above object, embodiments of the invention adopt following technical scheme:
Embodiments provide a kind of method of load balancing, comprising:
Receive the load balancing requests that overloaded cells sends;
To the adjacent cell transmission load balancing information interaction request of described overloaded cells, to obtain load information and the cell information of described adjacent cell;
According to each adjacent cell to load balancing information interaction request answer speed, determine Target cell;
Certain customers in described overloaded cells are switched to described Target cell.
The embodiment of the present invention additionally provides a kind of device of load balancing, comprising:
Receiving element, for receiving the load balancing requests that overloaded cells sends;
Transmitting element, for the adjacent cell transmission load balancing information interaction request to described overloaded cells, to obtain load information and the cell information of described adjacent cell;
Determining unit, for according to each adjacent cell to load balancing information interaction request answer speed, determine Target cell;
Switch unit, for switching to described Target cell by the certain customers in described overloaded cells.
The method of the load balancing that the embodiment of the present invention provides and device, by the adjacent cell transmission load balancing information interaction request to overloaded cells, to determine load state and the response speed of each adjacent cell.Because response speed can reflect the request treatment effeciency of community, cell load is relatively lighter, and response speed will be fast, and cell load is heavier, and response speed will be slow, and therefore, response speed reflects the loading condition of adjacent cell from another angle.Carry out load balancing by the speed select target community of response speed, can effectively user be moved, after also can ensureing migration, to the service quality of user, effectively prevent the appearance of the frequent switch instances of user simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The method flow diagram of a kind of load balancing that Fig. 1 provides for the embodiment of the present invention;
The composition frame chart of the device of a kind of load balancing that Fig. 2 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiments provide a kind of method of load balancing, to be applicable between base station or the load balancing of minizone in base station, performed by mobility load balance device, if cell load is balanced in management of base station, then this device can be arranged and inside of base station, if load balancing between management of base station, then can be arranged in the upper layer network of base station.The method flow process as shown in Figure 1, comprising:
101, the load balancing requests that overloaded cells sends is received.
Wherein, load balancing requests is generally initiatively initiated by overloaded cells, and overloaded cells refers to that its user load amount exceedes the community of overload threshold.
102, to the adjacent cell transmission load balancing information interaction request of described overloaded cells, to obtain load information and the cell information of described adjacent cell.
Wherein, load information refers generally to user load situation, and cell information generally comprises cell power grade and capacity accounting etc.
103, according to each adjacent cell to load balancing information interaction request answer speed, determine Target cell.
The response speed herein mentioned refers to the feedback speed of each adjacent cell to the response message of load balancing information interaction request, can carry load information and the cell information of adjacent cell in this response message.
104, the certain customers in described overloaded cells are switched to described Target cell.
The method of the load balancing that the embodiment of the present invention provides, by the adjacent cell transmission load balancing information interaction request to overloaded cells, to determine load state and the response speed of each adjacent cell.Because response speed can reflect the request treatment effeciency of community, cell load is relatively lighter, and response speed will be fast, and cell load is heavier, and response speed will be slow, and therefore, response speed reflects the loading condition of adjacent cell from another angle.Carry out load balancing by the speed select target community of response speed, can effectively user be moved, after also can ensureing migration, to the service quality of user, effectively prevent the appearance of the frequent switch instances of user simultaneously.
Further, because the community with same response speed may have one, also a lot of may be had, therefore for different situations, the embodiment of the present invention for step 103 according to each adjacent cell to load balancing information interaction request answer speed, determine the realization of Target cell, the implementation of following two kinds of situations be also provided, comprise:
The first situation: when only there is an adjacent cell that response speed is the fastest, determines that the fastest adjacent cell of response speed is Target cell.
The second situation: when the adjacent cell that response speed is the fastest exists multiple, according to the power grade of adjacent cell, determines Target cell.
Further, because the community with same power grade may have one, also may have a lot of, therefore for different situations, the embodiment of the present invention also provides implementation method concrete further for the implementation in aforementioned the second situation, comprising:
When only there is the minimum adjacent cell of power grade in the adjacent cell that response speed is the fastest, determine that the adjacent cell that power grade is minimum is Target cell; When the adjacent cell that power grade in the adjacent cell that response speed is the fastest is minimum exists multiple, determine that the minimum adjacent cell of capacity accounting is Target cell.
The embodiment of the present invention additionally provides a kind of device of load balancing, and in order to realize preceding method flow process, its structure as shown in Figure 2, comprising:
Receiving element 21, for receiving the load balancing requests that overloaded cells sends.
Transmitting element 22, for the adjacent cell transmission load balancing information interaction request to described overloaded cells, to obtain load information and the cell information of described adjacent cell.
Determining unit 23, for according to each adjacent cell to load balancing information interaction request answer speed, determine Target cell.
Switch unit 24, for switching to described Target cell by the certain customers in described overloaded cells.
Optionally, described determining unit 23, specifically for when only there is an adjacent cell that response speed is the fastest, determines that the fastest adjacent cell of response speed is Target cell; When the adjacent cell that response speed is the fastest exists multiple, according to the power grade of adjacent cell, determine Target cell.
Optionally, described determining unit 23 also specifically for when only there is the minimum adjacent cell of power grade in the adjacent cell that response speed is the fastest, determines that the adjacent cell that power grade is minimum is Target cell; When the adjacent cell that power grade in the adjacent cell that response speed is the fastest is minimum exists multiple, determine that the minimum adjacent cell of capacity accounting is Target cell.
The device of the load balancing that the embodiment of the present invention provides, by the adjacent cell transmission load balancing information interaction request to overloaded cells, to determine load state and the response speed of each adjacent cell.Because response speed can reflect the request treatment effeciency of community, cell load is relatively lighter, and response speed will be fast, and cell load is heavier, and response speed will be slow, and therefore, response speed reflects the loading condition of adjacent cell from another angle.Carry out load balancing by the speed select target community of response speed, can effectively user be moved, after also can ensureing migration, to the service quality of user, effectively prevent the appearance of the frequent switch instances of user simultaneously.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computer, hard disk or CD etc., comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (6)
1. a method for load balancing, is characterized in that, comprising:
Receive the load balancing requests that overloaded cells sends;
To the adjacent cell transmission load balancing information interaction request of described overloaded cells, to obtain load information and the cell information of described adjacent cell;
According to each adjacent cell to load balancing information interaction request answer speed, determine Target cell;
Certain customers in described overloaded cells are switched to described Target cell.
2. method according to claim 1, is characterized in that, described according to each adjacent cell to load balancing information interaction request answer speed, determine that Target cell comprises:
When only there is an adjacent cell that response speed is the fastest, determine that the fastest adjacent cell of response speed is Target cell;
When the adjacent cell that response speed is the fastest exists multiple, according to the power grade of adjacent cell, determine Target cell.
3. method according to claim 2, is characterized in that, the described power grade according to adjacent cell is minimum, determines that Target cell comprises:
When only there is the minimum adjacent cell of power grade in the adjacent cell that response speed is the fastest, determine that the adjacent cell that power grade is minimum is Target cell;
When the adjacent cell that power grade in the adjacent cell that response speed is the fastest is minimum exists multiple, determine that the minimum adjacent cell of capacity accounting is Target cell.
4. a device for load balancing, is characterized in that, comprising:
Receiving element, for receiving the load balancing requests that overloaded cells sends;
Transmitting element, for the adjacent cell transmission load balancing information interaction request to described overloaded cells, to obtain load information and the cell information of described adjacent cell;
Determining unit, for according to each adjacent cell to load balancing information interaction request answer speed, determine Target cell;
Switch unit, for switching to described Target cell by the certain customers in described overloaded cells.
5. device according to claim 4, is characterized in that, described determining unit, specifically for when only there is an adjacent cell that response speed is the fastest, determines that the fastest adjacent cell of response speed is Target cell; When the adjacent cell that response speed is the fastest exists multiple, according to the power grade of adjacent cell, determine Target cell.
6. device according to claim 5, is characterized in that, described determining unit also specifically for when only there is the minimum adjacent cell of power grade in the adjacent cell that response speed is the fastest, determines that the adjacent cell that power grade is minimum is Target cell; When the adjacent cell that power grade in the adjacent cell that response speed is the fastest is minimum exists multiple, determine that the minimum adjacent cell of capacity accounting is Target cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510736226.2A CN105407507A (en) | 2015-11-02 | 2015-11-02 | Load balancing method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510736226.2A CN105407507A (en) | 2015-11-02 | 2015-11-02 | Load balancing method and device |
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| CN105407507A true CN105407507A (en) | 2016-03-16 |
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| CN201510736226.2A Pending CN105407507A (en) | 2015-11-02 | 2015-11-02 | Load balancing method and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113419993A (en) * | 2021-05-19 | 2021-09-21 | 北京达佳互联信息技术有限公司 | Read-write request processing method and device, electronic equipment and storage medium |
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| CN102413510A (en) * | 2011-12-01 | 2012-04-11 | 大唐移动通信设备有限公司 | Cell access control method and device |
| CN103987087A (en) * | 2014-05-20 | 2014-08-13 | 电信科学技术研究院 | Mobility load balancing method and device |
| CN103987085A (en) * | 2013-02-07 | 2014-08-13 | 华为技术有限公司 | Inter-cell mobility load balance method and mobility load balance device |
| US20140301368A1 (en) * | 2011-12-30 | 2014-10-09 | Huawei Technologies Co., Ltd. | Method, Node, and System for Selecting Target Cell |
| US20140349704A1 (en) * | 2012-01-20 | 2014-11-27 | Huawei Technologies Co., Ltd. | Load balance method and relevant apparatuses |
-
2015
- 2015-11-02 CN CN201510736226.2A patent/CN105407507A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413510A (en) * | 2011-12-01 | 2012-04-11 | 大唐移动通信设备有限公司 | Cell access control method and device |
| US20140301368A1 (en) * | 2011-12-30 | 2014-10-09 | Huawei Technologies Co., Ltd. | Method, Node, and System for Selecting Target Cell |
| US20140349704A1 (en) * | 2012-01-20 | 2014-11-27 | Huawei Technologies Co., Ltd. | Load balance method and relevant apparatuses |
| CN103987085A (en) * | 2013-02-07 | 2014-08-13 | 华为技术有限公司 | Inter-cell mobility load balance method and mobility load balance device |
| CN103987087A (en) * | 2014-05-20 | 2014-08-13 | 电信科学技术研究院 | Mobility load balancing method and device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113419993A (en) * | 2021-05-19 | 2021-09-21 | 北京达佳互联信息技术有限公司 | Read-write request processing method and device, electronic equipment and storage medium |
| CN113419993B (en) * | 2021-05-19 | 2024-06-04 | 北京达佳互联信息技术有限公司 | Read-write request processing method and device, electronic equipment and storage medium |
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Application publication date: 20160316 |
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