CN102802194B - A kind of eat dishes without rice or wine jamming control method and system based on CoMP - Google Patents
A kind of eat dishes without rice or wine jamming control method and system based on CoMP Download PDFInfo
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- CN102802194B CN102802194B CN201110133637.4A CN201110133637A CN102802194B CN 102802194 B CN102802194 B CN 102802194B CN 201110133637 A CN201110133637 A CN 201110133637A CN 102802194 B CN102802194 B CN 102802194B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
- H04J11/0053—Interference mitigation or co-ordination of intercell interference using co-ordinated multipoint transmission/reception
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Abstract
The invention discloses a kind of jamming control method based on CoMP, methods described includes：The channel quality information and remaining interface-free resources of interface-free resources and itself and each cooperation cell of the main plot according to required for releasing current congestion, the interface-free resources of itself and each cooperation cell are integrated, and adjust the scheduling of resource of itself and each cooperation cell.The invention also discloses a kind of congestion control system based on CoMP, the present invention, which need not both be robbed, tears UE business open, also the QoS of UE business will not be reduced, UE participation is not needed, congestion control flow is simple, and the congestion control of eating dishes without rice or wine to the LTE A systems based on CoMP is also achieved, the entire throughput of system can be effectively improved.
Description
Technical field
The present invention relates to the Research of Congestion Control Techniques of eating dishes without rice or wine of communication system, more particularly to it is a kind of based on multipoint cooperative (CoMP,
Cooperative Multi-Point) eat dishes without rice or wine jamming control method and system.
Background technology
Coordinated multipoint transmission and reception technique (CoMP, Coordinated Multi-point transmission/
Reception it is) to be gulped down to further improve Long Term Evolution (LTE, Long-Term Evolution) system for edge customer
The amount of telling, edge customer frequency efficiency and systematic entirety energy and propose, be also senior long term evolution (LTE-
Advanced the important element in).CoMP refers to that the multiple transmission point collaboration separated on geographical position participates in a user equipment
Data transfer/the reception of (UE, User Equipment), to improve the signal quality of edge customer, increases high data rate
Covering, and improve cell edge handling capacity or increase throughput of system.
In LTE system, same time only one of which cell is a UE service, in lte-a system, using CoMP technologies
Multiple cells can be realized while being a UE service.
Eat dishes without rice or wine Research of Congestion Control Techniques be used for handle the business of failure is received due to interface-free resources deficiency for the first time.For LTE
The Research of Congestion Control Techniques of eating dishes without rice or wine of system, the scene of service is provided UE for a cell, passes through holding low priority traffice
Carry to remove and simultaneously discharge resource to release congestion of eating dishes without rice or wine, to receive current business, or by reduce service quality (QoS,
Quality of Service) and discharge resource to release congestion of eating dishes without rice or wine, to receive current business, not only result in UE business
Tolled breakdown, and need UE to participate in congestion control flow and cause congestion control flow cumbersome, and can also reduce UE business
QoS, therefore existing Research of Congestion Control Techniques of eating dishes without rice or wine, can not be applied due to that can not be integrated to the resource of multiple cells
In multiple cells simultaneously provides the scene serviced for UE, it is necessary to propose it is a kind of can be suitable for the lte-a system based on CoMP
Eat dishes without rice or wine Research of Congestion Control Techniques.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of jamming control method based on CoMP and system, energy
Enough congestion controls of eating dishes without rice or wine for realizing the lte-a system based on CoMP.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
The invention provides a kind of jamming control method based on CoMP, methods described includes：
The channel of interface-free resources and itself and each cooperation cell of the main plot according to required for releasing current congestion
Quality information and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust itself and each
The scheduling of resource of cooperation cell.
In such scheme, before integrating itself and the interface-free resources of each cooperation cell in the main plot, institute
Stating method also includes：
The main plot obtains the channel quality information and remaining interface-free resources of each cooperation cell.
In such scheme, the main plot obtains the channel quality information and remaining interface-free resources of each cooperation cell, tool
Body is：Periodically the channel quality information of itself and remaining interface-free resources are fed back to the main plot in each cooperation cell.
In such scheme, methods described also includes：It is described when current congestion occurs to set up business in the main plot
Main plot record releases the interface-free resources required for current congestion.
In such scheme, methods described also includes：When current congestion occurs to set up business a cooperation cell, institute
State cooperation cell and send Congestion Control Request to the main plot, the Congestion Control Request includes needed for releasing current congestion
The interface-free resources wanted.
In such scheme, the interface-free resources of itself and each cooperation cell are integrated in the main plot, including：It is described
Main plot counts the remaining interface-free resources of itself and each cooperation cell, and verifies that all remaining interface-free resources that statistics is obtained are
Interface-free resources required for the no current congestion not less than releasing；The main plot adjusts itself and the resource of each cooperation cell is adjusted
Degree distribution, including：Verify that all remaining interface-free resources that statistics is obtained are not less than needed for releasing current congestion in the main plot
During the interface-free resources wanted, the remaining interface-free resources of itself and/or each cooperation cell are called cause the industry of current congestion
The scheduling of business.
It is described to call the remaining interface-free resources of itself and/or each cooperation cell cause and work as in such scheme
The scheduling of the business of preceding congestion, be：
When current congestion occurs to set up business in the main plot, the surplus of each cooperation cell is called in the main plot
Remaining interface-free resources cause the scheduling of the business of current congestion.
It is described to call the remaining interface-free resources of itself and/or each cooperation cell cause and work as in such scheme
The scheduling of the business of preceding congestion, be：
When current congestion occurs to set up business a cooperation cell, the main plot calls the residue of itself to eat dishes without rice or wine to provide
The remaining interface-free resources of source and other each cooperation cells in addition to the cooperation cell for occurring congestion carry out causing current congestion
Business scheduling.
In such scheme, methods described also includes：After current congestion is released, the main plot is eated dishes without rice or wine according to itself
Resource and channel quality information and the channel quality information and remaining interface-free resources of each cooperation cell obtained, are readjusted
The scheduling of resource of itself and each cooperation cell.
In such scheme, the main plot according to itself interface-free resources and channel quality information and obtain it is each
The channel quality information of cooperation cell and remaining interface-free resources, readjust the scheduling of resource point of itself and each cooperation cell
Match somebody with somebody, including：
The main plot is according to itself interface-free resources and channel quality information and the channel of each cooperation cell obtained
Quality information and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust itself and respectively cooperate small
The scheduling of resource in area, the call result that adjustment is obtained is notified to each cooperation cell.
Present invention also offers a kind of congestion control system based on CoMP, the system includes：Main plot and each cooperation
Cell, wherein, interface-free resources and itself and each cooperation that the main plot is used for according to required for releasing current congestion
The channel quality information of cell and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust
The scheduling of resource of itself and each cooperation cell.
In such scheme, the main plot includes acquiring unit, the channel quality for obtaining each cooperation cell
Information and remaining interface-free resources.
In such scheme, each cooperation cell includes feedback unit, for periodically being fed back to the main plot
The channel quality information of itself and remaining interface-free resources；
The acquiring unit of the main plot is additionally operable to receive the channel quality information and residue of each cooperation cell feedback
Interface-free resources.
In such scheme, the feedback unit of each cooperation cell is additionally operable to occur itself in current congestion to set up industry
During business, Congestion Control Request is sent to the main plot, the Congestion Control Request includes required for releasing current congestion
Interface-free resources；
The acquiring unit of the main plot, is additionally operable to receive the Congestion Control Request that each cooperation cell is sent；
And/or, the main plot also includes recording unit, for when current congestion occurs to set up business at itself, remembering
Record releases the interface-free resources required for current congestion.
In such scheme, the main plot includes：Integral unit and adjustment unit, wherein,
Integral unit, the remaining interface-free resources for counting main plot and each cooperation cell, the institute that checking statistics is obtained
Whether there are remaining interface-free resources not less than the interface-free resources required for releasing current congestion, and the result of checking is notified to described
Adjustment unit；
Adjustment unit, the result for being verified in the integral unit is not small for all remaining interface-free resources that statistics is obtained
When interface-free resources required for releasing current congestion, the remaining interface-free resources are called cause the business of current congestion
Scheduling.
In such scheme, the main plot is additionally operable to after current congestion is released, according to itself interface-free resources and letter
Road quality information and the channel quality information and remaining interface-free resources of each cooperation cell obtained, readjust itself and
The scheduling of resource of each cooperation cell.
Jamming control method based on CoMP and system that the present invention is provided, main plot are small by itself and respectively cooperating
The remaining interface-free resources in area are integrated, and adjust the scheduling of resource of itself and each cooperation cell, to cause the traffic assignments of congestion
Interface-free resources needed for scheduling, release congestion of eating dishes without rice or wine, and compared to existing jamming control method, the present invention need not both toll breakdown UE industry
Business, will not also reduce the QoS of UE business, it is not necessary to UE participation, and congestion control flow is simple, and also achieve to based on
The congestion control of eating dishes without rice or wine of CoMP lte-a system, can effectively improve the entire throughput of system.
Brief description of the drawings
Fig. 1 is the implementation process figure of the jamming control method of the invention based on CoMP；
Fig. 2 is the implementation process figure of the congestion control based on CoMP in the embodiment of the present invention one；
Fig. 3 is the implementation process figure of the congestion control based on CoMP in the embodiment of the present invention two；
Fig. 4 is that the embodiment of the present invention three carries out the implementation process figure of congestion control of eating dishes without rice or wine to lte-a system.
Embodiment
The present invention basic thought be：As main plot according to alleviate congestion required for interface-free resources, itself current letter
Road quality and remaining interface-free resources and the channel quality and remaining interface-free resources of each cooperation cell, integrate current CoMP cell
The resource of each cell is concentrated, the scheduling of resource of each cell of CoMP cell collection is adjusted, to cause the traffic assignments interface-free resources of congestion,
Reach that alleviation is eated dishes without rice or wine congestion, successfully receive the purpose of current business carrying.Wherein, current CoMP cell collection is to include the master
Cell and the set of cells of each cooperation cell.
A kind of jamming control method based on CoMP of the present invention, shown in reference picture 1, mainly may comprise steps of：
Step 101：Main plot obtains the channel quality information and remaining interface-free resources of each cooperation cell；
Specifically, the channel quality information and residue of itself are periodically fed back in each cooperation cell to the main plot
Interface-free resources.
Step 102：The main plot according to release current congestion required for interface-free resources and itself and respectively cooperate small
The channel quality information in area and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust certainly
Body and the scheduling of resource of each cooperation cell.
Wherein, interface-free resources specifically refer to interface-free resources block (RB, Resource Block), and remaining interface-free resources are residue
RB numbers, the interface-free resources required for releasing current congestion are to release the RB numbers required for current congestion.
Wherein, channel quality information can include uplink signal-channel quality indicate (CQI, channel quality index),
The parameters such as Signal to Interference plus Noise Ratio (SINR, Signal to Interference plus Noise Ratio).
Wherein, when current congestion occurs to set up business in the main plot, the main plot record releases current congestion
Required interface-free resources；When current congestion occurs to set up business a cooperation cell, the cooperation cell is to the master
Cell sends Congestion Control Request, and the Congestion Control Request includes the interface-free resources released required for current congestion.
Specifically, the main plot counts the remaining interface-free resources of itself and each cooperation cell, and verifies that statistics is obtained
All remaining interface-free resources whether not less than the interface-free resources released required for current congestion, checking statistics obtain it is all
Remaining interface-free resources not less than release current congestion required for interface-free resources when, call itself and/or each cooperation cell
Remaining interface-free resources carry out cause current congestion business scheduling；All remaining interface-free resources obtained in checking statistics are small
When interface-free resources required for releasing current congestion, then terminate current congestion control, congestion control failure.
Wherein, when current congestion occurs to set up business a cooperation cell, the residue of itself is called in the main plot
Interface-free resources and the remaining interface-free resources of other each cooperation cells in addition to the cooperation cell for occurring congestion, which cause, to be worked as
The scheduling of the business of preceding congestion.When current congestion occurs to set up business in the main plot, the main plot is called described each
The remaining interface-free resources of cooperation cell cause the scheduling of the business of current congestion.It so, it is possible ensureing that current CoMP is small
While area concentrates each cell QoS, the current CoMP cell of centralized dispatching concentrates other in addition to the cell for congestion of eating dishes without rice or wine small
The interface-free resources in area, remaining interface-free resources are utilized so as to rationally effective.
In practical application, distributed in all remaining interface-free resources that the main plot is obtained from statistics current for releasing
The interface-free resources of congestion, obtain the call result of remaining interface-free resources, and the call result of the remaining interface-free resources is notified
To each cooperation cell；According to the call result of the remaining interface-free resources, the main plot and/or each cooperation cell are called
Cause the scheduling of current congestion business described in the remaining interface-free resources progress of itself.
When current congestion occurs to set up business in the main plot, the residue of the main plot from all cooperation cells is empty
The interface-free resources for releasing current congestion are distributed in mouth resource, the call result of remaining interface-free resources is obtained, and it is described surplus
The call result of remaining interface-free resources is notified to each cooperation cell；It is described according to the call result of the remaining interface-free resources
Call the scheduling of the remaining interface-free resources progress main plot business of itself in each cooperation cell.
When current congestion occurs to set up business a cooperation cell, the main plot eats dishes without rice or wine to provide from the residue of itself
In the remaining interface-free resources of source and other each cooperation cells in addition to the cooperation cell for occurring congestion, distribute for solving
Except the interface-free resources of current congestion, the call result of remaining interface-free resources is obtained, and the remaining interface-free resources are called into knot
Fruit is notified to each cooperation cell；According to the call result of the remaining interface-free resources, the main plot and/or except gathering around
The remaining interface-free resources of itself are called to carry out the cooperation for occurring congestion in other each cooperation cells outside the cooperation cell of plug
The scheduling of Zone.
Here, the call result causes current congestion industry comprising the main plot and/or each cooperation cell for scheduling
The interface-free resources of business.In practical application, the call result is specifically as follows Downlink Control Information (DCI, Downlink
Control Information), DCI can mainly include for scheduling causing currently in each cell of current CoMP cell concentration
The RB that eats dishes without rice or wine, Modulation and Coding Scheme (MCS, Modulation and Coding Scheme) of congested traffic etc..
Here, the main plot can be notified the call result of the remaining interface-free resources to described by X2 mouthfuls of message
Each cooperation cell.
After current congestion is released, the main plot can also according to itself interface-free resources and channel quality information, with
And the channel quality information and remaining interface-free resources of each cooperation cell obtained, readjust the money of itself and each cooperation cell
Dispatch in source.
Specifically, the main plot is small according to itself interface-free resources and channel quality information and each cooperation obtained
The channel quality information in area and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust itself and
The scheduling of resource of each cooperation cell, the call result that adjustment is obtained is notified to each cooperation cell.Here call result
It is used for the interface-free resources of current each traffic scheduling comprising the main plot and each cooperation cell.It so, it is possible timely and effectively
Alleviate the interface-free resources distribution being likely to occur after congestion of eating dishes without rice or wine is released unbalanced.
Accordingly, present invention also offers a kind of congestion control system based on CoMP, the system can mainly include：
Main plot and each cooperation cell, wherein, the main plot is for the interface-free resources according to required for releasing current congestion and certainly
Body and the channel quality information of each cooperation cell and remaining interface-free resources, integrate the sky of itself and each cooperation cell
Mouth resource, and adjust the scheduling of resource of itself and each cooperation cell.
Specifically, the main plot include acquiring unit, for obtain each cooperation cell channel quality information and
Remaining interface-free resources.
Wherein, each cooperation cell includes feedback unit, for periodically feeding back the letter of itself to the main plot
Road quality information and remaining interface-free resources；The acquiring unit of the main plot is additionally operable to receive the letter of each cooperation cell feedback
Road quality information and remaining interface-free resources.
Specifically, the main plot also includes：Integral unit and adjustment unit, wherein, integral unit is small for counting master
Whether area and the remaining interface-free resources of each cooperation cell, all remaining interface-free resources that checking statistics is obtained are worked as not less than releasing
Interface-free resources required for preceding congestion, and the result of checking is notified to the adjustment unit；Adjustment unit, for described whole
Close the result of unit checking and be not less than the money of eating dishes without rice or wine released required for current congestion for all remaining interface-free resources that statistics is obtained
During source, the remaining interface-free resources are called cause the scheduling of the business of current congestion.
Wherein, integral unit is obtained specifically for counting the current remaining interface-free resources in the main plot and the acquiring unit
The remaining interface-free resources of each cooperation cell taken, obtain currently available all remaining interface-free resources.
The result that the adjustment unit is additionally operable to verify in the integral unit eats dishes without rice or wine to provide for all residues that statistics is obtained
When source is less than the interface-free resources released required for current congestion, terminate current congestion control flow.
Wherein, the feedback unit of each cooperation cell, can be also used for when current congestion occurs itself and sets up business,
Congestion Control Request is sent to the main plot, the Congestion Control Request includes the money of eating dishes without rice or wine released required for current congestion
Source；The acquiring unit of the main plot, can be also used for receiving the Congestion Control Request that each cooperation cell is sent；
And/or, the main plot also includes recording unit, for when current congestion occurs to set up business at itself, remembering
Record releases the interface-free resources required for current congestion.
Wherein, the main plot is additionally operable to after current congestion is released, and is believed according to the interface-free resources of itself and channel quality
Breath and the channel quality information and remaining interface-free resources of each cooperation cell obtained, readjust itself and respectively cooperate small
The scheduling of resource in area.
Embodiment one
Current CoMP cell concentrate main plot eat dishes without rice or wine congestion when, what congestion control was eated dishes without rice or wine in progress implements flow such as
Shown in Fig. 2, step is as follows：
Step 201：Current CoMP cell concentrates each cooperation cell according to the time cycle pre-seted, periodically small to master
Feed back the channel quality information of itself and remaining interface-free resources in area.
Specifically, each cooperation cell to main plot feed back include CQI, SINR of itself etc. channel quality information, with
And residue RB numbers.
Step 202：Main plot receives E-UTRAN Radio Access Bearer foundation request (the E-RAB SETUP that core net is sent
REQUEST, E-UTRAN Radio Access Bearer SETUP REQUEST) message, one of UE is received in triggering main plot
Business, afterwards, congestion of being eated dishes without rice or wine during a business for receiving UE, the sky released required for the congestion of eating dishes without rice or wine is recorded in main plot
Mouth resource, and fed back according to itself current channel quality information and remaining interface-free resources and each cooperation cell last time
Channel quality information and remaining interface-free resources, integrate the remaining interface-free resources of current CoMP cell collection, and adjust itself and each
The scheduling of resource of cooperation cell, successfully releases congestion.
Specifically, the RB numbers of eating dishes without rice or wine required for congestion of being eated dishes without rice or wine described in releasing are recorded in main plot, integrate itself and each association
Make the remaining interface-free resources of cell, obtain currently available all remaining RB numbers, and verify and obtain currently available all surplus
Remaining RB numbers are not less than the RB numbers of eating dishes without rice or wine required for congestion of being eated dishes without rice or wine described in releasing, now, from the remaining RB of each cooperation cell
The RB called for cause congested traffic is distributed, remaining RB call result is obtained, and notified to each cooperation cell,
Each cooperation cell uses the call result, calls the remaining RB of itself to carry out calling for the business respectively.In this way, main plot
During congestion of eating dishes without rice or wine, reduce the scheduling of resource of main plot itself or stop the scheduling of resource of main plot itself, concentration is called each
The surplus resources of cooperation cell, to reach that releasing is eated dishes without rice or wine congestion, the purpose of successfully receiving carrying.
Step 203：After congestion is successfully released, main plot sends RRC to the UE and matched somebody with somebody again
(RRCConnectionReconfiguration) message, triggers the Establishing process of the business.
Step 204：After business is successfully established, main plot returns to E-RAB to core net and sets up response (E-RAB SETUP
RESPONSE) message, notifies the carrying of business described in core net to be successfully established；
Step 205：Adjusted again according to the channel quality information and remaining interface-free resources of itself and each cooperation cell main plot
Whole CoMP cell concentrates the scheduling of resource of each cell.
Specifically, channel quality information and remaining interface-free resources of the main plot according to itself and each cooperation cell, integrate from
Body and the interface-free resources of each cooperation cell, and adjust itself and each cooperation cell and carry out the current each traffic schedulings of the UE
Interface-free resources are distributed.
Embodiment two
Current CoMP cell concentrate any one cooperation cell eat dishes without rice or wine congestion when, carry out the specific of congestion control of eating dishes without rice or wine
Implementation process is as shown in figure 3, step is as follows：
Step 301：It is identical with step 201；
Step 302：The carrying that current CoMP cell concentrates a cooperation cell to receive core net transmission is set up request and disappeared
After breath, congestion of being eated dishes without rice or wine during a business for receiving UE, the cooperation cell sends Congestion Control Request to main plot, described
Congestion Control Request include release current congestion needs interface-free resources and the cooperation cell channel quality information and
Remaining interface-free resources.
Step 303：Main plot is received after the Congestion Control Request that the cooperation cell is sent, and is received according to the last time
Each cooperation cell channel quality information and remaining interface-free resources and the channel quality information of itself and residue eat dishes without rice or wine money
Source, integrates the remaining interface-free resources of current CoMP cell collection, adjusts the scheduling of resource of itself and each cooperation cell, and in success
The cooperation cell is notified after releasing congestion；
Specifically, main plot obtain releasing from the Congestion Control Request described in the RB numbers of eating dishes without rice or wine eated dishes without rice or wine required for congestion
Mesh, integrates the remaining interface-free resources of itself and each cooperation cell, obtains currently available all remaining RB numbers, and checking is obtained
Currently available all remaining RB numbers are not less than the RB numbers of eating dishes without rice or wine required for congestion of being eated dishes without rice or wine described in releasing, now, from itself
Remaining RB and current CoMP cell concentrate the surplus of other each cooperation cells in addition to the cooperation cell of the generation congestion
In remaining RB, the RB called for cause congested traffic is distributed, remaining RB call result is obtained, and notify to current
CoMP cell concentrates other each cooperation cells in addition to the cooperation cell of the generation congestion, the main plot and current
CoMP cell concentrates other each cooperation cells in addition to the cooperation cell of the generation congestion to use the call result, respectively
The remaining RB of itself is called to carry out calling for the business.In this way, for occurring the cooperation cell of congestion without scheduling of resource
Or scheduling of resource is reduced, to reach the purpose alleviated interface-free resources congestion, successfully receive carrying.
Step 304：After congestion is successfully released, the cooperation cell for occurring congestion is sent to the UE
RRCConnectionReconfiguration message, triggers the Establishing process of the business.
Step 305：After the business is successfully established, cooperation cell replys carrying to core net and sets up response message, notifies
Core is net loaded to be successfully established；
Step 306：It is identical with step 205.
Embodiment three
As shown in figure 4, the flow for congestion control of being eated dishes without rice or wine to lte-a system progress mainly may comprise steps of：
Step 401：Cell receives what mobility management apparatus (MME, Mobility Management Entity) was sent
E-UTRAN Radio Access Bearer (E-RAB, E-UTRAN Radio Access Bearer) sets up request；
Step 402：When cell sets up the E-RAB, congestion of eating dishes without rice or wine；
Step 403：Whether be CoMP cell, if it is, continuing step 404, otherwise, be directly accessed step if verifying the cell
Rapid 405；
Step 404：The congestion control processing based on CoMP is carried out to the cell, if successfully releasing the congestion, is connect
The E-RAB that receives successes, then continue step 406；If releasing the congestion not successfully, continue step 405；
Specifically, if the cell is main plot, it can be realized using the processing procedure of embodiment one, if described
Cell is cooperation cell, can be realized using the processing procedure of embodiment two.
Step 405：The congestion control processing of existing LTE system is carried out to the cell, if successfully releasing the congestion,
E-RAB successes are received, then continue step 406；If releasing the congestion not successfully, E-RAB failures are received, then terminate current stream
Journey；
Here, the process that implements of existing LTE system congestion control processing is technology commonly used in the art, is no longer gone to live in the household of one's in-laws on getting married herein
State.
Step 406：The cell returns to the response message that E-RAB is successfully established to MME, terminates current process.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (15)
1. one kind is based on the jamming control method of multipoint cooperative (CoMP), it is characterised in that methods described includes：
The channel quality information of interface-free resources and itself and each cooperation cell of the main plot according to required for releasing current congestion
With remaining interface-free resources, the interface-free resources of itself and each cooperation cell are integrated, and adjust itself and each cooperation cell
Scheduling of resource, wherein, when current congestion occurs to set up business in the main plot, main plot record, which is released, currently to be gathered around
Interface-free resources required for plug.
2. the jamming control method based on CoMP according to claim 1, it is characterised in that integrate itself in the main plot
And before the interface-free resources of each cooperation cell, methods described also includes：
The main plot obtains the channel quality information and remaining interface-free resources of each cooperation cell.
3. the jamming control method based on CoMP according to claim 2, it is characterised in that the main plot obtains each cooperation
The channel quality information of cell and remaining interface-free resources, be specially：Each cooperation cell is periodically anti-to the main plot
Present the channel quality information of itself and remaining interface-free resources.
4. the jamming control method based on CoMP according to claim 1, it is characterised in that methods described also includes：Working as
When preceding congestion occurs to set up business a cooperation cell, the cooperation cell sends Congestion Control Request to the main plot,
The Congestion Control Request includes the interface-free resources released required for current congestion.
5. the jamming control method based on CoMP according to claim 1, it is characterised in that
The interface-free resources of itself and each cooperation cell are integrated in the main plot, including：The main plot count itself with
And the remaining interface-free resources of each cooperation cell, and verify whether all remaining interface-free resources that statistics is obtained are current not less than releasing
Interface-free resources required for congestion；
The main plot adjusts the scheduling of resource distribution of itself and each cooperation cell, including：Verify and count in the main plot
Obtained all remaining interface-free resources not less than release current congestion required for interface-free resources when, call itself and/or described
The remaining interface-free resources of each cooperation cell cause the scheduling of the business of current congestion.
6. the jamming control method based on CoMP according to claim 5, it is characterised in that described to call itself and/or institute
The remaining interface-free resources for stating each cooperation cell cause the scheduling of the business of current congestion, are：Occur in current congestion in institute
When stating main plot and setting up business, the main plot calls the remaining interface-free resources of each cooperation cell to carry out causing current congestion
Business scheduling.
7. the jamming control method based on CoMP according to claim 5, it is characterised in that described to call itself and/or institute
The remaining interface-free resources for stating each cooperation cell cause the scheduling of the business of current congestion, are：
Current congestion occur set up business a cooperation cell when, the main plot call itself remaining interface-free resources,
And the remaining interface-free resources of other each cooperation cells in addition to the cooperation cell for occurring congestion carry out causing current congestion
The scheduling of business.
8. the jamming control method based on CoMP according to any one of claim 1 to 7, it is characterised in that methods described is also
Including：After current congestion is released, the main plot according to itself interface-free resources and channel quality information and obtain it is each
The channel quality information of cooperation cell and remaining interface-free resources, readjust the scheduling of resource of itself and each cooperation cell.
9. the jamming control method based on CoMP according to claim 8, it is characterised in that the main plot according to itself
Interface-free resources and channel quality information and the channel quality information and remaining interface-free resources of each cooperation cell obtained, again
The scheduling of resource distribution of itself and each cooperation cell is adjusted, including：
The main plot is according to itself interface-free resources and channel quality information and the channel quality of each cooperation cell obtained
Information and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust itself and each cooperation cell
Scheduling of resource, the call result that adjustment is obtained is notified to each cooperation cell.
10. a kind of congestion control system based on CoMP, it is characterised in that the system includes：Main plot and each cooperation cell,
Wherein, the main plot is used for according to required for releasing current congestion interface-free resources and itself and each cooperation cell
Channel quality information and remaining interface-free resources, integrate the interface-free resources of itself and each cooperation cell, and adjust itself
And the scheduling of resource of each cooperation cell, when current congestion occurs to set up business at itself, record releases current congestion
Required interface-free resources.
11. the congestion control system based on CoMP according to claim 10, it is characterised in that the main plot includes obtaining
Unit, channel quality information and remaining interface-free resources for obtaining each cooperation cell.
12. the congestion control system based on CoMP according to claim 11, it is characterised in that each cooperation cell includes
Feedback unit, for periodically feeding back the channel quality information of itself and remaining interface-free resources to the main plot；The master
The acquiring unit of cell is additionally operable to receive the channel quality information and remaining interface-free resources of each cooperation cell feedback.
13. the congestion control system based on CoMP according to claim 12, it is characterised in that
The feedback unit of each cooperation cell, is additionally operable to when current congestion occurs itself and sets up business, to the main plot
Congestion Control Request is sent, the Congestion Control Request includes the interface-free resources released required for current congestion；
The acquiring unit of the main plot, is additionally operable to receive the Congestion Control Request that each cooperation cell is sent；
And/or, the main plot also includes recording unit, for when current congestion occurs to set up business at itself, record to be solved
Except the interface-free resources required for current congestion.
14. the congestion control system based on CoMP according to any one of claim 10 to 13, it is characterised in that the master is small
Area includes：Integral unit and adjustment unit, wherein,
Integral unit, the remaining interface-free resources for counting main plot and each cooperation cell, it is all surplus that checking statistics is obtained
Whether remaining interface-free resources notify the result of checking to the adjustment not less than the interface-free resources required for releasing current congestion
Unit；
Adjustment unit, the result for being verified in the integral unit is not less than for all remaining interface-free resources that statistics is obtained to be solved
During except interface-free resources required for current congestion, the remaining interface-free resources are called cause the tune of the business of current congestion
Degree.
15. the congestion control system based on CoMP according to any one of claim 10 to 13, it is characterised in that the master is small
Area, is additionally operable to after current congestion is released, small according to itself interface-free resources and channel quality information and each cooperation obtained
The channel quality information in area and remaining interface-free resources, readjust the scheduling of resource of itself and each cooperation cell.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110133637.4A CN102802194B (en) | 2011-05-23 | 2011-05-23 | A kind of eat dishes without rice or wine jamming control method and system based on CoMP |
| PCT/CN2012/071357 WO2012159462A1 (en) | 2011-05-23 | 2012-02-20 | Comp-based air interface congestion control method and system |
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| CN201110133637.4A CN102802194B (en) | 2011-05-23 | 2011-05-23 | A kind of eat dishes without rice or wine jamming control method and system based on CoMP |
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| CN102846475B (en) * | 2012-09-25 | 2015-03-11 | 王飞 | Household all-in-one machine for crushing cordyceps sinensis and loading capsules and processing method |
| WO2015058333A1 (en) * | 2013-10-21 | 2015-04-30 | 华为技术有限公司 | Scheduling method and base station |
| US9986461B2 (en) * | 2013-12-24 | 2018-05-29 | Huawei Technologies Co., Ltd | On-demand radio coordination in a software-defined network |
| CN104361745B (en) * | 2014-11-04 | 2016-05-04 | 河海大学 | Vehicle congestion detection method based on cooperative mechanism |
| CN104602298B (en) * | 2015-01-30 | 2018-01-26 | 中国联合网络通信集团有限公司 | A kind of method of congestion control of eating dishes without rice or wine and base station |
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| CN101784103A (en) * | 2009-01-19 | 2010-07-21 | 大唐移动通信设备有限公司 | Method for scheduling users in a plurality of communities and wireless access network equipment thereof |
| WO2011017515A3 (en) * | 2009-08-07 | 2011-03-31 | Research In Motion Limited | System and method for a virtual carrier for multi-carrier and coordinated multi-point network operation |
| WO2011022733A3 (en) * | 2009-08-21 | 2011-04-14 | Qualcomm Incorporated | Multipoint equalization framework for coordinated multipoint transmission |
| CN102056177A (en) * | 2010-12-16 | 2011-05-11 | 西安交通大学 | Coordinated node point selection and wireless resource dispatching method in coordinated multi-point transmission technology |
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| CN101848546B (en) * | 2009-03-24 | 2012-08-29 | 电信科学技术研究院 | Method and system for data transmission |
| US20120225753A1 (en) * | 2009-07-10 | 2012-09-06 | Sns Care Co., Ltd. | Rowing Machine Exercise-Assisting Device |
| CN101895940B (en) * | 2010-07-26 | 2013-01-09 | 北京邮电大学 | Method for distributing resources between main service cell and coordinate cells |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101784103A (en) * | 2009-01-19 | 2010-07-21 | 大唐移动通信设备有限公司 | Method for scheduling users in a plurality of communities and wireless access network equipment thereof |
| WO2011017515A3 (en) * | 2009-08-07 | 2011-03-31 | Research In Motion Limited | System and method for a virtual carrier for multi-carrier and coordinated multi-point network operation |
| WO2011022733A3 (en) * | 2009-08-21 | 2011-04-14 | Qualcomm Incorporated | Multipoint equalization framework for coordinated multipoint transmission |
| CN102056177A (en) * | 2010-12-16 | 2011-05-11 | 西安交通大学 | Coordinated node point selection and wireless resource dispatching method in coordinated multi-point transmission technology |
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