CN104811961A - LTE wireless network obstruction perceiving and alleviating method and system - Google Patents
LTE wireless network obstruction perceiving and alleviating method and system Download PDFInfo
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- CN104811961A CN104811961A CN201410035055.6A CN201410035055A CN104811961A CN 104811961 A CN104811961 A CN 104811961A CN 201410035055 A CN201410035055 A CN 201410035055A CN 104811961 A CN104811961 A CN 104811961A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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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
- H04W28/0289—Congestion control
Abstract
The invention discloses an LTE wireless network obstruction perceiving and alleviating method and system. The method comprises the following steps: a core network sending a report notification to a base station, the report notification internally comprising thresholds, report scopes and report modes of report parameters; and the base station, determining whether each parameter is greater than its respective threshold, if at least one parameter exceeds its respective threshold, considering that network obstruction occurs, otherwise, considering that the network obstruction does not occur, and according to the report modes, reporting obstruction labels and cell labels to the core network. According to the invention, the core network is notified of perceived wireless network states timely.
Description
Technical field
The invention belongs to moving communicating field, be specifically related to method and the system of the perception of a kind of LTE Wireless network congestion and alleviation.
Background technology
Radio network technique development, network capacity constantly promotes, the development of customer service presents the growth of the higher order of magnitude, user endlessly to crave for Internet resources, the growth of burst type and network planned in steps turn contradiction into, network congestion is most operators extensive concern, problem in the urgent need to address in recent years.The bottleneck of LTE mobile network is mainly reflected on the backhaul lines of interface-free resources and S1 interface, adopt which type of mechanism effectively identify Wireless network congestion state and cause congested reason, and take mitigation strategy to be targetedly the key solving congestion problems.
Current policy control architecture, mostly be issue predefine rule in advance based on historical analysis data, certain mitigation is had for the network congestion that regularity is stronger, the uncertainty that mobile network is brought because user moves, the feature such as sudden inapplicable, we need, and dynamic sensing mechanism is timely and effective flexibly identifies network state, stabilizes network congestion.
Summary of the invention
The present inventor finds to have problems in above-mentioned prior art, and therefore proposes a kind of new technical scheme at least one problem in described problem.
According to an aspect of the present invention, propose the perception of a kind of LTE Wireless network congestion and to ease up analytical system, comprising:
Core net, sends to base station and reports notice, report notice to comprise to report the threshold value of parameter at this, report scope and reporting schemes;
Base station, judges whether parameters is greater than respective threshold value, if there is at least one parameter to exceed its threshold value, then thinks generation network congestion, otherwise network congestion does not occur, and according to reporting schemes, congested mark and cell ID are reported core net.
Further, core net controls according to the congested mark received and cell ID, and wherein, it is congested that congested mark shows whether network occurs, and determines community according to cell ID, and finds the user under this community according to online user's positional information that this locality is preserved.
Further, the busy that core net is arranged on hot spot region sends to base station and reports notice.
Further, which community needs reports to report scope to refer to;
Reporting schemes comprises timing and reports, or reports when producing congested.
Further, parameter is reported at least to comprise one of following:
Wireless parameter comprise physical radio resource block (PRB) call ratio, online user number, every user average resource take, average bandwidth;
Load of base station parameter comprises base station CPU occupation proportion, base station buffer occupation proportion;
S1 interface parameters comprises packet loss, signaling delay, the Forwarding Delay of S1 interface;
Traffic measurement parameter comprises cutting off rate, call completing rate.
According to a further aspect of the invention, also propose the method for the perception of a kind of LTE Wireless network congestion and alleviation, comprising:
Core net sends to base station and reports notice, reports notice to comprise to report the threshold value of parameter at this, reports scope and reporting schemes;
Base station judges whether parameters is greater than respective threshold value, if there is at least one parameter to exceed its threshold value, then thinks generation network congestion, otherwise network congestion does not occur, and according to reporting schemes, congested mark and cell ID are reported core net.
Further, core net controls according to the congested mark received and cell ID, and wherein, it is congested that congested mark shows whether network occurs, and determines community according to cell ID, and find the user under this community according to online user's positional information that this locality has.
Further, the busy that core net is arranged on hot spot region sends to base station and reports notice.
Further, which community needs reports to report scope to refer to;
Reporting schemes comprises timing and reports, or reports when producing congested.
Further, parameter is reported at least to comprise one of following:
Wireless parameter comprise physical radio resource block (PRB) call ratio, online user number, every user average resource take, average bandwidth;
Load of base station parameter comprises base station CPU occupation proportion, base station buffer occupation proportion;
S1 interface parameters comprises packet loss, signaling delay, the Forwarding Delay of S1 interface;
Traffic measurement parameter comprises cutting off rate, call completing rate.
The wireless communication status perceived, when not increasing network element newly, by conventional network equipment, can be notified core net by the present invention in time.
In the present invention, core net can control accordingly according to the network state known, such as, when congested, carries out congestion control, to alleviate the state of wireless network.Again such as, when not occurring congested, can other flow controls be carried out, such as, improve network resource utilization.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present invention, further feature of the present invention and advantage thereof will become clear.
Accompanying drawing explanation
What form a part for specification drawings describes embodiments of the invention, and together with the description for explaining principle of the present invention.
With reference to accompanying drawing, according to detailed description below, clearly the present invention can be understood, wherein:
Figure 1 shows that a kind of LTE Wireless network congestion perception in the embodiment of the present invention is eased up the structural representation of analytical system.
Figure 2 shows that the schematic flow sheet of the method for the perception of a kind of LTE Wireless network congestion and alleviation in the embodiment of the present invention.
Embodiment
Various exemplary embodiment of the present invention is described in detail now with reference to accompanying drawing.It should be noted that: unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit the scope of the invention.
Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing specification.
In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
The congested of LTE wireless network may be that many reasons causes, may be interface-free resources anxiety cause congested, also may be that the disposal ability of equipment itself reaches bottleneck, or S1 back transfer interface is resource-constrained, be finally all embodied in wireless index, traffic indicator deterioration and poor user experience.The wireless network that previous reasons causes congested closely bound up with base station (eNB), but existing base station does not have direct function of statistic analysis, cannot add up congestion state, congestion cause etc.
The present invention is directed to the present situation of above-mentioned prior art, in conjunction with the feature of network self, propose method and the system of the perception of a kind of LTE Wireless network congestion and alleviation, to enable base station add up congestion state, congestion cause etc., and report above-mentioned congestion information to core net.
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
Figure 1 shows that a kind of LTE Wireless network congestion perception in the embodiment of the present invention is eased up the structural representation of analytical system.This system comprises: base station and core net, wherein, Fig. 1 shows the network element in core net, comprises Mobility Management Entity (MME), Serving GPRS Support Node (SGSN), gateway (SGW), PDN Gateway (PDN GW) and strategy and charging control unit (PCRF).Base station and core net, and the annexation of each network element in core net is as shown in Figure 1.
Congested general Shi Yi community (cell) or base station (a usual base station comprises one or more community) are unit.The present invention increases Wireless network congestion sensing module on base station, this module is according to the various congested reason of requirement statistical analysis process of core net and Congestion Level SPCC, report core net by the flow process of expansion, reach core net unified management, the unified object controlled.
In this embodiment, core net sends to base station and reports notice, reports notice to comprise to report the threshold value of parameter at this, reports scope and reporting schemes.
Newly-increased Wireless network congestion sensing module in a base station.The ability of the wireless network parameter perception that base station has based on self, judge whether parameters is greater than respective threshold value by the Wireless network congestion sensing module increased newly, if there is at least one parameter to exceed its threshold value, then think generation network congestion, otherwise there is not network congestion, and according to reporting schemes, congested mark and cell ID are reported core net.Such as, time congested, congested mark is set to 1 to congested mark, and time not congested, congested mark is set to 0; Again such as, when congested, be divided into different grades, to show congested degree, such as, be divided into Three Estate, high, medium and low.Specifically being divided into different grades, can arranging according to actual needs, by arranging different threshold values respectively, being divided into different grades by congested.Such as, two threshold values are set, are divided into Three Estate by congested.
Base station based on core net MME between original interface, congested mark and cell ID are passed to MME, after MME identifies current online user according to cell ID, add the IMSI list under current area, and be transmitted to SGW, PGW and PCRF.Do not increase new equipment in network, the network architecture is simply clear.The present invention selects to affect on existing network the function that minimum mode realizes Wireless network congestion state aware.
Wherein, which community needs reports to report scope namely to refer to.
Reporting schemes is such as that timing reports, or creates and congestedly just to report.If timing reports, then periodic report network state, comprises congested and not congested; Congestedly just to report if create, then the network state reported is congested, and such as congested mark is set to 1.
Report parameter be such as following one of at least:
Wireless parameter: physical radio resource block (PRB) call ratio, online user number, every user average resource take, average bandwidth etc.;
Load of base station parameter: base station CPU occupation proportion, base station buffer occupation proportion;
S1 interface parameters: the packet loss, signaling delay, Forwarding Delay etc. of S1 interface;
Traffic measurement parameter: cutting off rate, call completing rate etc.;
That is, when at least one parameter above exceedes threshold value, think that network occurs congested.
It will be understood by those skilled in the art that and above-mentioned report scope, report parameter and reporting schemes just for citing, can revise accordingly accordingly and be out of shape, should not be construed as limitation of the present invention.
In one embodiment of the invention, core net is according to receiving congested mark and cell ID controls, and wherein, it is congested that congested mark shows whether network occurs, determine community according to cell ID, and find the user under this community according to online user's positional information that this locality has.Such as, when congested mark shows network congestion, can determine congested community occurs according to cell ID, and find the user under this community, then can control accordingly, to alleviate the congestion state of network the congested user of generation.Again such as, when congested mark shows that network does not occur congested, core net also can control according to current network utilization accordingly, such as, increase network utilization.
In the PCRF of core net, preserve the CAMEL-Subscription-Information of user, in the CAMEL-Subscription-Information of user, comprise user gradation, then core net PCRF can also according to IMSI, congested mark,
Cell ID and user gradation control accordingly.Such as, take to guide measure targetedly to different user and/or business, reach optimization service distribution, the object of alleviate congestion.Wherein, user gradation can comprise multiple rank, and such as, gold medal level, silver medal level and bronze medal level, when Internet resources are not enough to the congestion condition solving all congested users, then preferentially solve rank high, i.e. the congestion condition of gold medal level user.If also have other surplus resources, then can control successively according to user class.
Congestion cause also can be passed to core net by base station, is convenient to network side and takes measure targetedly to be alleviated.Congested reason has multiple, as user face Resourse Distribute deficiency causes congested, chain of command Resourse Distribute deficiency to cause, congested, machine utilization is overweight causes congested etc., upon occurrence of the congestion, affects the use of user, such as, user face congested cause substitute, online that time delay etc. affects user experiences.
In one embodiment of the invention, core net be arranged on hot spot region busy send report notice.Because the flow distribution in network is unbalanced, there is hot zones and the busy of relativity, so the congestion aware of network and control do not need to carry out at the whole network, only realize this function at hot zones.The present invention controls congested and reporting functions by core net, the demand that flexibility controls can be met, core net optionally opens the function of congestion control in the busy of hot zones, both can, at hot zones alleviating network congestion, avoid again bringing added burden to non-hot zones.Wherein, hot spot region can draw according to historical data analysis, and also can change according to service condition.Such as, the number of users that network resource utilization is greater than a setting utilization rate threshold value exceedes the number of users of setting, or only simple locale number of users being greater than setting number of users is hot spot region.Busy can think that network resource utilization continues to be greater than the time period of a setting utilization rate threshold value.Certainly, the above-mentioned description to hot spot region and busy is for citing, should not be construed as limitation of the present invention.Those skilled in the art can determine hot spot region and busy as required, and carry out on this basis changing and revising.
Core net according to historical data analysis or actual needs, can start the congested reporting functions of corresponding area, and such as, the long-term flow pressure in historical data display this area is large, then start congested reporting in this area; Again such as, when at least one parameter exceedes its threshold value, congested reporting is started.Core net can also stop congested reporting according to actual needs at any time, and such as, overall flow is reduced to normal level, then stop congested reporting.In the present invention, congested to report in core-network side be controlled, just trigger and report and the flow process of congested process, and the frequency reported controlled by core net and specifies time only in need.Therefore, not only control that there is flexibility, and, significantly reduce the pressure to existing network.
The present invention increases radio congestion sensing module in a base station, and this module is used and simple extension to base station capability, reaches the object of the timely perception of network state.
When not increasing network element newly, by conventional network equipment, the wireless communication status perceived is notified core net in time, PCRF is under the prerequisite knowing network state, can take measure targetedly, the PCC framework by standard reaches the object alleviating wireless communication status.Wherein, PCC framework refers to the framework of PCRF distributing policy and the PGW implementation strategy defined in 3GPP.
Figure 2 shows that the schematic flow sheet of the method for the perception of a kind of LTE Wireless network congestion and alleviation in the embodiment of the present invention.
The present invention is that delivery network state extends message flow, such as congestionreport, in the downstream direction, increases the reporting message (carry and report scope, report thresholding, reporting schemes etc.) that PCRF starts wireless communication status perception; In the upstream direction, the message (carrying cell ID, current affected user ID etc.) of wireless side feedback wireless communication status congestion condition is increased.The method comprises the following steps:
In step 21, core net sends to base station and reports notice, reports notice to comprise to report the threshold value of parameter at this, reports scope and reporting schemes.
In step 22, base station judges whether parameters is greater than respective threshold value, if there is at least one parameter to exceed its threshold value, then thinks generation network congestion, otherwise network congestion does not occur, and according to reporting schemes, congested mark and cell ID are reported core net.
Such as, time congested, congested mark is set to 1 to congested mark, and time not congested, congested mark is set to 0; Again such as, when congested, be divided into different grades, to show congested degree, such as, be divided into Three Estate, high, medium and low.Specifically being divided into different grades, can arranging according to actual needs, by arranging different threshold values respectively, being divided into different grades by congested.Such as, two threshold values are set, are divided into Three Estate by congested.
Wherein, which community needs reports to report scope namely to refer to.
Reporting schemes is such as that timing reports, or creates and congestedly just to report.If timing reports, then periodic report network state, comprises congested and not congested; Congestedly just to report if create, then the network state reported is congested, and such as congested mark is set to 1.
Report parameter be such as following one of at least:
Wireless parameter: physical radio resource block (PRB) call ratio, online user number, every user average resource take, average bandwidth etc.;
Load of base station parameter: base station CPU occupation proportion, base station buffer occupation proportion;
S1 interface parameters: the packet loss, signaling delay, Forwarding Delay etc. of S1 interface;
Traffic measurement parameter: cutting off rate, call completing rate etc.;
That is, when at least one parameter above exceedes threshold value, think that network occurs congested.
It will be understood by those skilled in the art that and above-mentioned report scope, report parameter and reporting schemes just for citing, can revise accordingly accordingly and be out of shape, should not be construed as limitation of the present invention.
In one embodiment of the invention, core net controls according to the congested mark received and cell ID, and wherein, it is congested that congested mark shows whether network occurs, determine community according to cell ID, and find the user under this community according to online user's positional information that this locality has.Such as, when congested mark shows network congestion, can determine congested community occurs according to cell ID, and find the user under this community, then can control accordingly, to alleviate the congestion state of network the congested user of generation.Again such as, when congested mark shows that network does not occur congested, core net also can control according to current network utilization accordingly, such as, increase network utilization.
In the PCRF of core net, preserve the CAMEL-Subscription-Information of user, in the CAMEL-Subscription-Information of user, comprise user gradation, then core net PCRF can also according to IMSI, congested mark,
Cell ID and user gradation control accordingly.Such as, take to guide measure targetedly to different user and/or business, reach optimization service distribution, the object of alleviate congestion.Wherein, user gradation can comprise multiple rank, and such as, gold medal level, silver medal level and bronze medal level, when Internet resources are not enough to the congestion condition solving all congested users, then preferentially solve rank high, i.e. the congestion condition of gold medal level user.If also have other surplus resources, then can control successively according to user class.
Congestion cause also can be passed to core net by base station, is convenient to network side and takes measure targetedly to be alleviated.Congested reason has multiple, as user face Resourse Distribute deficiency causes congested, chain of command Resourse Distribute deficiency to cause, congested, machine utilization is overweight causes congested etc., upon occurrence of the congestion, affects the use of user, such as, user face congested cause substitute, online that time delay etc. affects user experiences.
In one embodiment of the invention, core net be arranged on hot spot region busy send report notice.Because the flow distribution in network is unbalanced, there is hot zones and the busy of relativity, so the congestion aware of network and control do not need to carry out at the whole network, only realize this function at hot zones.The present invention controls congested and reporting functions by core net, the demand that flexibility controls can be met, core net optionally opens the function of congestion control in the busy of hot zones, both can, at hot zones alleviating network congestion, avoid again bringing added burden to non-hot zones.Wherein, hot spot region can draw according to historical data analysis, and also can change according to service condition.Such as, the number of users that network resource utilization is greater than a setting utilization rate threshold value exceedes the number of users of setting, or only simple locale number of users being greater than setting number of users is hot spot region.Busy can think that network resource utilization continues to be greater than the time period of a setting utilization rate threshold value.Certainly, the above-mentioned description to hot spot region and busy is for citing, should not be construed as limitation of the present invention.Those skilled in the art can determine hot spot region and busy as required, and carry out on this basis changing and revising.
Core net according to historical data analysis or actual needs, can start the congested reporting functions of corresponding area, and such as, the long-term flow pressure in historical data display this area is large, then start congested reporting in this area; Again such as, when at least one parameter exceedes its threshold value, congested reporting is started.Core net can also stop congested reporting according to actual needs at any time, and such as, overall flow is reduced to normal level, then stop congested reporting.In the present invention, congested to report in core-network side be controlled, just trigger and report and the flow process of congested process, and the frequency reported controlled by core net and specifies time only in need.Therefore, not only control that there is flexibility, and, significantly reduce the pressure to existing network.
Embodiment
Be the statistics busy in certain large scale business district in the at 6 in afternoon at ten one in evening, beginning at 6 in afternoon, PCRF has issued the function of busy monitoring to communities all in this shopping centre, indicate congested report threshold value (namely when congested reach certain thresholding after starts report), the mode (reporting of fixed frequency or reporting of changing based on congestion state) that reports.
Receive the parameter reporting the base station of instruction to collect reflection congestion condition, comprise wireless index parameter, load of base station parameter, S1 interface index parameter, traffic indicator parameter etc., analyze the congestion level drawing network, by the signaling of expansion the result of network state analysis reported all MME of connection, MME identifies users all in this community, by information reportings such as cell ID, congested mark and IMSI to PGW and PCRF.The CAMEL-Subscription-Information of user is preserved in PCRF, in the CAMEL-Subscription-Information of user, comprise user gradation, then PCRF is in conjunction with cell congestion status and user gradation, takes to guide measure targetedly to different user and/or business, reach optimization service distribution, alleviate the object of network pressure.The present invention, for the network being in high-speed development period and maturity period, especially has great significance.
So far, the present invention is described in detail.In order to avoid covering design of the present invention, details more known in the field are not described.Those skilled in the art, according to description above, can understand how to implement technical scheme disclosed herein completely.
Method of the present invention and device may be realized in many ways.Such as, any combination by software, hardware, firmware or software, hardware, firmware realizes method of the present invention and device.Said sequence for the step of described method is only to be described, and the step of method of the present invention is not limited to above specifically described order, unless specifically stated otherwise.In addition, in certain embodiments, can be also record program in the recording medium by the invention process, these programs comprise the machine readable instructions for realizing according to method of the present invention.Thus, the present invention also covers the recording medium stored for performing the program according to method of the present invention.
Although be described in detail specific embodiments more of the present invention by example, it should be appreciated by those skilled in the art, above example is only to be described, instead of in order to limit the scope of the invention.It should be appreciated by those skilled in the art, can without departing from the scope and spirit of the present invention, above embodiment be modified.Scope of the present invention is limited by claims.
Claims (10)
1. the perception of LTE Wireless network congestion is eased up an analytical system, it is characterized in that:
Core net, sends to base station and reports notice, report notice to comprise to report the threshold value of parameter at this, report scope and reporting schemes;
Base station, judges whether parameters is greater than respective threshold value, if there is at least one parameter to exceed its threshold value, then thinks generation network congestion, otherwise network congestion does not occur, and according to reporting schemes, congested mark and cell ID are reported core net.
2. the perception of LTE Wireless network congestion is eased up analytical system according to claim 1, it is characterized in that:
Core net controls according to the congested mark received and cell ID, and wherein, it is congested that congested mark shows whether network occurs, and determines community according to cell ID, and find the user under this community according to online user's positional information that this locality has.
3. according to claim 1 or 2, the perception of LTE Wireless network congestion is eased up analytical system, it is characterized in that:
The busy that core net is arranged on hot spot region reports notice to base station transmission.
4. the perception of LTE Wireless network congestion is eased up analytical system according to claim 1, it is characterized in that:
Which community needs reports to report scope to refer to;
Reporting schemes comprises timing and reports, or reports when producing congested.
5. the perception of LTE Wireless network congestion is eased up analytical system according to claim 1, it is characterized in that:
Parameter is reported at least to comprise one of following:
Wireless parameter comprise physical radio resource block (PRB) call ratio, online user number, every user average resource take, average bandwidth;
Load of base station parameter comprises base station CPU occupation proportion, base station buffer occupation proportion;
S1 interface parameters comprises packet loss, signaling delay, the Forwarding Delay of S1 interface;
Traffic measurement parameter comprises cutting off rate, call completing rate.
6. a method for the perception of LTE Wireless network congestion and alleviation, is characterized in that:
Core net sends to base station and reports notice, reports notice to comprise to report the threshold value of parameter at this, reports scope and reporting schemes;
Base station judges whether parameters is greater than respective threshold value, if there is at least one parameter to exceed its threshold value, then thinks generation network congestion, otherwise network congestion does not occur, and according to reporting schemes, congested mark and cell ID are reported core net.
7. the method for the perception of LTE Wireless network congestion and alleviation according to claim 6, is characterized in that:
Core net controls according to the congested mark received and cell ID, and wherein, it is congested that congested mark shows whether network occurs, and determines community according to cell ID, and find the user under this community according to online user's positional information that this locality has.
8. the method for the perception of LTE Wireless network congestion and alleviation according to claim 6 or 7, is characterized in that:
The busy that core net is arranged on hot spot region reports notice to base station transmission.
9. the method for the perception of LTE Wireless network congestion and alleviation according to claim 6, is characterized in that:
Which community needs reports to report scope to refer to;
Reporting schemes comprises timing and reports, or reports when producing congested.
10. the method for the perception of LTE Wireless network congestion and alleviation according to claim 6, is characterized in that:
Parameter is reported at least to comprise one of following:
Wireless parameter comprise physical radio resource block (PRB) call ratio, online user number, every user average resource take, average bandwidth;
Load of base station parameter comprises base station CPU occupation proportion, base station buffer occupation proportion;
S1 interface parameters comprises packet loss, signaling delay, the Forwarding Delay of S1 interface;
Traffic measurement parameter comprises cutting off rate, call completing rate.
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| CN108024286A (en) * | 2016-11-04 | 2018-05-11 | 北京三星通信技术研究有限公司 | Method and apparatus for the congestion control in wireless communication |
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| CN111343666A (en) * | 2018-12-19 | 2020-06-26 | 中国移动通信集团四川有限公司 | Congestion adjustment method, device, equipment and medium based on LTE network |
| CN113141628A (en) * | 2020-01-20 | 2021-07-20 | 中国移动通信集团辽宁有限公司 | Cell congestion processing method, system, reporting device and processing device |
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