CN105578530A - Flow control method and device and base station - Google Patents
Flow control method and device and base station Download PDFInfo
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- CN105578530A CN105578530A CN201410552849.XA CN201410552849A CN105578530A CN 105578530 A CN105578530 A CN 105578530A CN 201410552849 A CN201410552849 A CN 201410552849A CN 105578530 A CN105578530 A CN 105578530A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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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
- H04W28/10—Flow control between communication endpoints
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Abstract
The invention discloses a flow control method and device and a base station. In the flow control process, fluctuation condition of the signal quality of a user terminal is obtained; the flow control period is dynamically set according to the obtained fluctuation condition, and the flow control period serves as the period in which the base station obtains data from a wireless network controller. The flow control period, which is dynamically set according to the fluctuation condition of the signal quality of the user terminal, instead of a fixed flow control period at present is used, so that flow control can be carried out by selecting the proper flow control period under different fluctuation of the signal quality, different fluctuation conditions of the signal quality are adapted to, limited network resource is utilized more effectively, and both the service performance and the satisfaction of user experience are improved.
Description
Technical field
The present invention relates to the communications field, be specifically related to a kind of flow control methods, device and base station.
Background technology
At the follow-up evolution HRPD (high rate packet data) access of WCDMA, CDMA, TD-SCDMA (HSPA+, High-SpeedPacketAccess) in field, row grouping access (HSDPA at high speeds, HighSpeedDownlinkPacketAccess), in Business Processing, base station (NodeB) side flow control is used to control IUB port transmission total bandwidth, reduces buffer overflow, reduces a kind of important means abandoning, reduce re-transmission, increase radio network controller (RNC:Radionetworkcontroller) and NodeB buffering area utilization ratio.Flow control is a very crucial link.Good flow control technique not only can alleviate the load of RNC, can also effectively utilize limited Internet resources, for user provides good service.The control cycle of the flow control of current base station is fixedly installed, but in mobile wireless environment, signal quality a lot of situation change of user terminal is very fast, and such as user terminal enters from the region that quorum sensing inhibitor is weak to cover strong region or enter from the region that quorum sensing inhibitor is strong and covers weak region.Indoor to outdoor, to enter tunnel from open ground, setting out on a journey at a high speed, subway, train all can run into signal quality variation situation quickly.In this case, fixing Flow Control period modulation can not response limiting timely.Subscriber signal quality instruction (CQI:ChannelQualityIndicator) fluctuation ratio is larger within a period of time, NodeB side data will be caused to pile up buffer overflow, cause congested.When signal quality instruction (CQI) raises, a period of time also can be caused countless according to schedulable.So service feature alters a great deal, Consumer's Experience will be deteriorated.For the change of better adaptive channel quality, need to respond faster in the flow control of network side.
Summary of the invention
The main technical problem to be solved in the present invention is, a kind of flow control methods, device and base station are provided, solve existing flow control adopt firm discharge control cycle can not adaptation signal quality fluctuation large time application scenarios, cause the problem of the satisfaction difference of service feature difference and Consumer's Experience.
For solving the problems of the technologies described above, the invention provides a kind of flow control methods, comprising:
Obtain the signal quality fluctuation situation of user terminal;
Signal quality fluctuation situation according to getting dynamically arranges the flow control cycle; The described flow control cycle is the cycle of base station to wireless network controller for obtaining data.
In an embodiment of the present invention, the signal quality fluctuation situation obtaining user terminal comprises:
Receive the signal quality instruction that user terminal reports according to prefixed time interval measurement;
Obtain the absolute value of the difference between the double signal quality instruction reported of user terminal;
Dynamically arrange the flow control cycle according to the signal quality fluctuation situation got to comprise:
When the absolute value of the described difference that N continuous time obtains is greater than the first predetermined threshold value, the described flow control cycle is set to the period 1; Described N is more than or equal to 1.
In an embodiment of the present invention, after the described flow control cycle is set to the period 1, also comprise:
When the absolute value of the described difference that continuous N time obtains is less than the second predetermined threshold value, the described flow control cycle is set to second round, and described M is more than or equal to 1;
The absolute value of the described difference obtained when continuous N time is less than or equal to the first predetermined threshold value, and when being more than or equal to the second predetermined threshold value, arranging the flow control cycle remains the period 1; The described period 1 is less than described second round.
In an embodiment of the present invention, described first predetermined threshold value is more than or equal to 4, is less than or equal to 30; Described second predetermined threshold value is more than or equal to 1, is less than or equal to 3.
In an embodiment of the present invention, being set to the period 1 the described flow control cycle comprises:
Judge whether the current flow control cycle is the period 1, in this way, then keeps; Otherwise, be adjusted to the period 1;
In order to solve the problem, present invention also offers a kind of volume control device, comprise data obtaining module and processing module;
Described data obtaining module is for obtaining the signal quality fluctuation situation of user terminal;
The signal quality fluctuation situation that described processing module is used for according to getting dynamically arranges the flow control cycle; The described flow control cycle is the cycle of base station to wireless network controller for obtaining data.
In an embodiment of the present invention, described data obtaining module comprises signal quality acquisition submodule and calculating sub module; Described processing module comprises the first judgement submodule and first and arranges submodule;
Described signal quality obtains the signal quality instruction that submodule reports according to prefixed time interval measurement for receiving user terminal;
Described calculating sub module is for obtaining the absolute value of the difference between the double signal quality instruction reported of user terminal;
Described first judges that submodule is used for when judging that the absolute value of the described difference that described calculating sub module N continuous time obtains is greater than the first predetermined threshold value, and arrange the first notice to the described submodule that arranges, described N is more than or equal to 1;
Described first arranges submodule for the described flow control cycle being set to the period 1 according to described first notice.
In an embodiment of the present invention, described processing module also comprises the second judgement submodule and second and arranges submodule;
Described second judges that submodule is used for arranging after the described flow control cycle is set to the period 1 by submodule described first, when the absolute value of the described difference that described calculating sub module continuous N time obtains is less than the second predetermined threshold value, arrange submodule to described second and send the second notice, described M is more than or equal to 1;
Described second arranges submodule for the described flow control cycle being set to second round according to described second notice; The described period 1 is less than described second round.
In an embodiment of the present invention, described first predetermined threshold value is more than or equal to 4, is less than or equal to 30; Described second predetermined threshold value is more than or equal to 1, is less than or equal to 3.
In order to solve the problem, present invention also offers a kind of base station, described base station comprises holder and processor; Described memory is for storing at least one program module, and described processor is used for calling program module described at least one and performs following steps:
Obtain the signal quality fluctuation situation of user terminal;
Signal quality fluctuation situation according to getting dynamically arranges the flow control cycle; The described flow control cycle is the cycle of base station to wireless network controller for obtaining data.
The invention has the beneficial effects as follows:
Flow control methods provided by the invention, device and base station, in flow control process, obtain the signal quality fluctuation situation of user terminal; And then dynamically arranging the flow control cycle according to the signal quality fluctuation situation got, this flow control cycle is the cycle of base station to wireless network controller for obtaining data.Also the flow control cycle namely in the present invention dynamically arranges according to the signal quality fluctuation situation of user terminal, the flow control cycle that not existing employing is fixing, therefore can the flow control cycle adapted to be selected to carry out flow control under the fluctuation of different signal qualitys, the fluctuation scene of various signal quality can better be adapted to, limited Internet resources can better be utilized, promote the satisfaction of service feature and Consumer's Experience.
Accompanying drawing explanation
The flow control methods schematic flow sheet that Fig. 1 provides for the embodiment of the present invention one;
The signal quality fluctuation situation schematic flow sheet of the acquisition user terminal that Fig. 2 provides for the embodiment of the present invention one;
The schematic flow sheet that the flow control cycle is set that Fig. 3 provides for the embodiment of the present invention one;
The volume control device structural representation that Fig. 4 provides for the embodiment of the present invention one;
The architecture of base station schematic diagram that Fig. 5 provides for the embodiment of the present invention one.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
Embodiment one:
Shown in Figure 1, the flow control methods in the present embodiment comprises:
Step 101: the signal quality fluctuation situation obtaining user terminal;
Step 102: the signal quality fluctuation situation according to getting dynamically arranges the flow control cycle; The flow control cycle in the present embodiment is the cycle of base station to wireless network controller for obtaining data.
Above-mentioned steps in the present embodiment all can be performed by base station, and above-mentioned user terminal refers to the user terminal in this base station cell.The signal quality fluctuation situation obtaining user terminal in the present embodiment specifically obtains by the signal quality instruction CQI of user terminal to send up, shown in Figure 2, comprising:
Step 201: receive user terminal and measure the signal quality instruction reported according to prefixed time interval (such as at interval of 10ms, 15ms or 20ms etc.);
Step 202: the absolute value obtaining the difference between the double signal quality instruction reported of user terminal; The absolute value of the difference herein obtained is the signal quality fluctuation situation of acquisition.
In the present embodiment, dynamically arrange the flow control cycle according to the signal quality fluctuation situation got shown in Figure 3, comprising:
Step 301: when the absolute value of the difference that N continuous time obtains is greater than the first predetermined threshold value (being also upper limit threshold), the flow control cycle is set to the period 1; N is herein more than or equal to 1; The first predetermined threshold value herein can elect any one value in 0 to 30 in theory as, and in the present embodiment, preferably the first predetermined threshold value is more than or equal to 4, is less than or equal to 30;
Step 302: after the flow control cycle is set to the period 1, when the absolute value of the difference that continuous N time obtains is less than the second predetermined threshold value (being also lower threshold), the flow control cycle is set to second round, and M is more than or equal to 1.The second predetermined threshold value herein also can elect any one value in 0 to 30 in theory as, and in the present embodiment, preferably the second predetermined threshold value is more than or equal to 1, is less than or equal to 3.
In above-mentioned steps 301, the process that the flow control cycle is set to the period 1 is comprised:
Judge whether the current flow control cycle is the period 1, in this way, then keeps; Otherwise, be adjusted to the period 1.
Should be understood that, the value of M and N in the present embodiment can be arranged according to concrete application scenarios is selected, and such as N and M can value be 1 or 2; Again such as, the value of N can be the value of 2, M is 1.
In the present embodiment, after the flow control cycle is set to the period 1, when the absolute value of the difference of follow-up acquisition does not meet above-mentioned situation, arranging the flow control cycle remains the period 1; Such as when the absolute value of the difference of continuous N time acquisition is less than or equal to the first predetermined threshold value, when being more than or equal to the second predetermined threshold value, the flow control cycle is kept to be the period 1.Period 1 in the present embodiment is less than second round; Such as, the period 1 can be set to 20ms, and second round is set to 60ms; Again such as, the period 1 can be set to 10ms, and second round is set to 40ms.The concrete value of period 1 and second round also can select setting according to embody rule scene.
Embodiment two:
Shown in Figure 4, the present embodiment provides has gone back a kind of volume control device, and this volume control device can run on base station, and it comprises data obtaining module and processing module;
Data obtaining module is for obtaining the signal quality fluctuation situation of user terminal, and this user terminal refers to the user terminal in this base station cell;
The signal quality fluctuation situation that processing module is used for according to getting dynamically arranges the flow control cycle; The flow control cycle is the cycle of base station to wireless network controller for obtaining data.
The signal quality fluctuation situation obtaining user terminal in the present embodiment specifically obtains by the signal quality instruction CQI of user terminal to send up.Concrete, data obtaining module comprises signal quality and obtains submodule and calculating sub module;
Signal quality obtains the signal quality instruction that submodule reports according to prefixed time interval measurement for receiving user terminal;
Calculating sub module is for obtaining the absolute value of the difference between the double signal quality instruction reported of user terminal; The absolute value of the difference herein obtained is the signal quality fluctuation situation of acquisition.
Processing module in the present embodiment comprises the first judgement submodule and first and arranges submodule;
First judges that submodule is used for when judging that the absolute value of the described difference that calculating sub module N continuous time obtains is greater than the first predetermined threshold value, and arrange the first notice to arranging submodule, N is herein more than or equal to 1; The first predetermined threshold value herein can elect any one value in 0 to 30 in theory as, and in the present embodiment, preferably the first predetermined threshold value is more than or equal to 4, is less than or equal to 30;
First arranges submodule for the flow control cycle being set to the period 1 according to the first notice received; This process is: judge whether the current flow control cycle is the period 1, in this way, then keeps; Otherwise, be adjusted to the period 1.
Processing module in the present embodiment also comprises the second judgement submodule and second and arranges submodule;
Second judges that submodule is used for arranging after the flow control cycle is set to the period 1 by submodule first, when the absolute value of the difference that calculating sub module continuous N time obtains is less than the second predetermined threshold value, arranges submodule send the second notice to second; The second predetermined threshold value herein also can elect any one value in 0 to 30 in theory as, and in the present embodiment, preferably the second predetermined threshold value is more than or equal to 1, is less than or equal to 3.
Second arranges submodule for the flow control cycle being set to second round according to the second notice, and M is more than or equal to 1.
Should be understood that, the value of M and N in the present embodiment can be arranged according to concrete application scenarios is selected, and such as N and M can value be 1 or 2; Again such as, the value of N can be the value of 2, M is 1.
In the present embodiment, after the flow control cycle is set to the period 1 by processing module, when the absolute value of the difference of follow-up acquisition does not meet above-mentioned situation, arranging the flow control cycle remains the period 1; Such as when the absolute value of the difference of continuous N time acquisition is less than or equal to the first predetermined threshold value, when being more than or equal to the second predetermined threshold value, the flow control cycle is kept to be the period 1.Period 1 in the present embodiment is less than second round; Such as, the period 1 can be set to 20ms, and second round is set to 60ms; Again such as, the period 1 can be set to 10ms, and second round is set to 40ms.The concrete value of period 1 and second round also can select setting according to embody rule scene.
Embodiment three:
Present embodiments provide a kind of base station, shown in Figure 5, holder and processor; Memory is for storing at least one program module, and processor is used for calling at least one program module and performs following steps:
Obtain the signal quality fluctuation situation of user terminal;
Signal quality fluctuation situation according to getting dynamically arranges the flow control cycle; The flow control cycle is the cycle of base station to wireless network controller for obtaining data.
For a better understanding of the present invention, below for two kinds of concrete application scenarioss, further exemplary illustration is done to the present invention.
Scene one: set second round as normal cycle, its value is 60ms; Period 1 is fast cycle, and its value is 20ms; User terminal measurement reports the time interval of CQI to be 10ms, and the value of above-mentioned M and N is all the 1, first predetermined threshold value be the 6, second predetermined threshold value is 3; Flow control process under this application scenarios is as follows:
Time initial, base station arranges its flow control cycle is normal cycle, is also 60ms;
Time initial, the CQI of base station receives user terminal to report is 30; The CQI of the user terminal to send up received after 10ms is 23;
Base station judges that the absolute difference of the CQI reported for twice before and after user terminal is 7, and this absolute value differences 7 is greater than the first predetermined threshold value 6, the flow control cycle is set to fast cycle, is also namely set to 20ms;
After arranging, the flow control cycle of base station is 20ms, after supposing a period of time, the current CQI reported of user terminal is 27, the absolute value of the difference of the CQI reported with the last time is 5, be less than the first predetermined threshold value 6, be greater than the second predetermined threshold value 3, the flow control cycle keeping base station is fast cycle 20ms; Suppose that the CQI that user terminal reports next time is 26, be 1 with the absolute difference of the current CQI reported, be less than the second predetermined threshold value 3, its flow control is adjusted to normal cycle 60ms by base station.
Scene two: set second round as normal cycle, its value is 40ms; Period 1 is fast cycle, and its value is 10ms; User terminal measurement reports the time interval of CQI to be 15ms, and the value of above-mentioned M and N is all the 1, first predetermined threshold value be the 5, second predetermined threshold value is 2; Flow control process under this application scenarios is as follows:
Time initial, base station arranges its flow control cycle is normal cycle, is also 40ms;
Time initial, the CQI of base station receives user terminal to report is 21; The CQI of the user terminal to send up received after 15ms is 25;
Base station judges that the absolute difference of the CQI reported for twice before and after user terminal is 4, and this absolute value differences 4 is less than the first predetermined threshold value 5, the flow control cycle is remained normal cycle, is also namely set to 40ms;
After arranging, the flow control cycle of base station is 40ms, after supposing a period of time, the current CQI reported of user terminal is 27, the absolute value of the difference of the CQI reported with the last time is 6, is greater than the first predetermined threshold value 5, the flow control cycle is set to fast cycle 10ms; Suppose that the CQI that user terminal reports next time is 30, be 3 with the absolute difference of the current CQI reported, be greater than the second predetermined threshold value 2, its flow control cycle is remained fast cycle 10ms by base station.
Above content is in conjunction with concrete execution mode further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a flow control methods, is characterized in that, comprising:
Obtain the signal quality fluctuation situation of user terminal;
Signal quality fluctuation situation according to getting dynamically arranges the flow control cycle; The described flow control cycle is the cycle of base station to wireless network controller for obtaining data.
2. flow control methods as claimed in claim 1, is characterized in that, the signal quality fluctuation situation obtaining user terminal comprises:
Receive the signal quality instruction that user terminal reports according to prefixed time interval measurement;
Obtain the absolute value of the difference between the double signal quality instruction reported of user terminal;
Dynamically arrange the flow control cycle according to the signal quality fluctuation situation got to comprise:
When the absolute value of the described difference that N continuous time obtains is greater than the first predetermined threshold value, the described flow control cycle is set to the period 1; Described N is more than or equal to 1.
3. flow control methods as claimed in claim 2, is characterized in that, after the described flow control cycle is set to the period 1, also comprise:
When the absolute value of the described difference that continuous N time obtains is less than the second predetermined threshold value, the described flow control cycle is set to second round, and described M is more than or equal to 1;
The absolute value of the described difference obtained when continuous N time is less than or equal to the first predetermined threshold value, and when being more than or equal to the second predetermined threshold value, arranging the flow control cycle remains the period 1; The described period 1 is less than described second round.
4. flow control methods as claimed in claim 3, it is characterized in that, described first predetermined threshold value is more than or equal to 4, is less than or equal to 30; Described second predetermined threshold value is more than or equal to 1, is less than or equal to 3.
5. the flow control methods as described in any one of claim 2-4, is characterized in that, is set to the period 1 the described flow control cycle comprise:
Judge whether the current flow control cycle is the period 1, in this way, then keeps; Otherwise, be adjusted to the period 1.
6. a volume control device, is characterized in that, comprises data obtaining module and processing module;
Described data obtaining module is for obtaining the signal quality fluctuation situation of user terminal;
The signal quality fluctuation situation that described processing module is used for according to getting dynamically arranges the flow control cycle; The described flow control cycle is the cycle of base station to wireless network controller for obtaining data.
7. volume control device as claimed in claim 6, is characterized in that, described data obtaining module comprises signal quality and obtains submodule and calculating sub module; Described processing module comprises the first judgement submodule and first and arranges submodule;
Described signal quality obtains the signal quality instruction that submodule reports according to prefixed time interval measurement for receiving user terminal;
Described calculating sub module is for obtaining the absolute value of the difference between the double signal quality instruction reported of user terminal;
Described first judges that submodule is used for when judging that the absolute value of the described difference that described calculating sub module N continuous time obtains is greater than the first predetermined threshold value, and arrange the first notice to the described submodule that arranges, described N is more than or equal to 1;
Described first arranges submodule for the described flow control cycle being set to the period 1 according to described first notice.
8. volume control device as claimed in claim 7, it is characterized in that, described processing module also comprises the second judgement submodule and second and arranges submodule;
Described second judges that submodule is used for arranging after the described flow control cycle is set to the period 1 by submodule described first, when the absolute value of the described difference that described calculating sub module continuous N time obtains is less than the second predetermined threshold value, arrange submodule to described second and send the second notice, described M is more than or equal to 1;
Described second arranges submodule for the described flow control cycle being set to second round according to described second notice; The described period 1 is less than described second round.
9. volume control device as claimed in claim 8, it is characterized in that, described first predetermined threshold value is more than or equal to 4, is less than or equal to 30; Described second predetermined threshold value is more than or equal to 1, is less than or equal to 3.
10. a base station, is characterized in that, described base station comprises holder and processor; Described memory is for storing at least one program module, and described processor is used for calling program module described at least one and performs following steps:
Obtain the signal quality fluctuation situation of user terminal;
Signal quality fluctuation situation according to getting dynamically arranges the flow control cycle; The described flow control cycle is the cycle of base station to wireless network controller for obtaining data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410552849.XA CN105578530A (en) | 2014-10-17 | 2014-10-17 | Flow control method and device and base station |
| PCT/CN2015/078300 WO2016058363A1 (en) | 2014-10-17 | 2015-05-05 | Traffic control method and device, and base station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410552849.XA CN105578530A (en) | 2014-10-17 | 2014-10-17 | Flow control method and device and base station |
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| CN105578530A true CN105578530A (en) | 2016-05-11 |
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| CN201410552849.XA Pending CN105578530A (en) | 2014-10-17 | 2014-10-17 | Flow control method and device and base station |
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| CN (1) | CN105578530A (en) |
| WO (1) | WO2016058363A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112398747A (en) * | 2020-11-03 | 2021-02-23 | 深圳壹账通智能科技有限公司 | Current limiting method and device, computer equipment and storage medium |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111988817B (en) * | 2020-06-29 | 2024-05-24 | 百度在线网络技术（北京）有限公司 | Method and device for controlling OTA data packet issuing flow |
| CN117555221B (en) * | 2023-12-28 | 2024-07-09 | 江苏鱼跃医疗设备股份有限公司 | Flow control method, equipment and medium based on variable period PID control |
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| CN1964315A (en) * | 2005-11-08 | 2007-05-16 | 华为技术有限公司 | A method to acquire downlink data from upper network equipment by cell base station |
| CN101287260A (en) * | 2007-04-11 | 2008-10-15 | 华为技术有限公司 | Quality uploading method and apparatus of downlink |
| EP2670188A1 (en) * | 2011-01-26 | 2013-12-04 | Huawei Technologies Co., Ltd. | Cqi reporting method, cqi acquisition method, system, terminal and base station |
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| WO2016058363A1 (en) | 2016-04-21 |
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