CN105578605A - Scheduling method and scheduling device for service quality classification identification (QCI) service - Google Patents
Scheduling method and scheduling device for service quality classification identification (QCI) service Download PDFInfo
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- CN105578605A CN105578605A CN201410539471.XA CN201410539471A CN105578605A CN 105578605 A CN105578605 A CN 105578605A CN 201410539471 A CN201410539471 A CN 201410539471A CN 105578605 A CN105578605 A CN 105578605A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/543—Allocation or scheduling criteria for wireless resources based on quality criteria based on requested quality, e.g. QoS
Abstract
The invention provides a scheduling method and a scheduling device for a service quality classification identification (QCI) service, wherein the method comprises the steps of acquiring the QCI of a service in a current cell; when the QCI indicates a fact that the service is an expanded QCI service, configuring the QCI attribute parameter of the expanded QCI service according to the service attribute parameter of the service, wherein the expanded QCI service is the QCI service of which the QCI index is larger than 9 and smaller than 255; and scheduling the service according to the configured QCI attribute parameter. The scheduling method and the scheduling device provided by the invention settle problems of low QCI service expandability and incapability of adapting with future service expandability caused by just nine kinds of QCIs in 256 kinds of QICs defined in related technology. The scheduling method and the scheduling device have advantages of satisfying different service requirements of different users, maximally satisfying a service expanding requirement in future communication systems and furthermore ensuring the Qos attribute of the service.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of dispatching method and device of quality of service classes mark (QualityofServiceClassIdentifier, referred to as QCI) business.
Background technology
In current third generation mobile Partnership Program (3rdGenerationpartnershipproject, referred to as 3GPP) agreement, be different kinds by business according to different Attribute transposition usually, namely every class business QCI represents.3GPP agreement defines QCI kind 256 kinds, but agreement only defines 9 class QCI business at present, give also at least one business example in every class QCI, except providing at least one business example, also specify the resource type of such business, priority, Packet Delay Budget, the attribute of packet loss.
The QCI scope (i.e. 256 kinds of QCI) specified according to agreement, remaining 247 (256-9) of following support operator configuration plant QCI, for these QCI in remaining 247, relevant QCI agreement does not have the above-mentioned attribute of definition business, even do not specify how to define, current dispatching algorithm is in order to ensure the quality requirement of business, meet the Qos attribute of business, the above-mentioned attribute with reference to business is needed to carry out the selection of scheduling strategy, if following expansion QCI business only provides QCI mark, do not define the above-mentioned attribute of this QCI, then cannot be compatible with current dispatching algorithm, namely existing scheduling strategy is mainly for defined QCI class of business, do not consider remaining 247 kinds of QCI business, the dispatching requirement expanding QCI in future communication systems can not be adapted to.
For in correlation technique, 9 kinds are only defined for QCI in specify in agreement 256 and the QCI operation expanding caused is poor, the problem of future services autgmentability difference can not be adapted to, not yet propose effective solution.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of dispatching method and device of QCI business.
According to an aspect of the present invention, provide the dispatching method of a kind of quality of service classes mark QCI business, comprising: the QCI obtaining business in access current area; When described QCI indicates described business for expansion QCI business, the QCI property parameters of service attribute parameter to described expansion QCI business according to described business is configured, and wherein, described expansion QCI business is that QCI index is greater than the 9 QCI business being less than 255; According to the QCI property parameters after configuration, described business is dispatched.
Preferably, described service attribute parameter comprise following one of at least: QCI, ensure bit rate GBR, maximum bit rate MBR, Aggregate Maximum Bit Rate AMBR, allocation retention priority (AllocationRetentionPriority, referred to as ARP); And/or described QCI property parameters comprise following one of at least: the resource type of described business, the priority of described business, the packet delay of described business, the packet loss of described business.
Preferably, the resource type of described business is configured in the following manner: judge whether comprise described GBR in described service attribute parameter; If so, then the resource type configuring described business is GBR traffic; If not, then the resource type configuring described business is NonGBR business.
Preferably, configure the priority of described business in the following manner: be the business of GBR traffic for resource type, configure the priority of described business according to the value of described GBR; For the business that resource type is NonGBR business, configure the priority of described business according to described ARP.
Preferably, the priority of described GBR traffic is higher than the priority of described NonGBR business.
Preferably, configure packet delay and/or the packet loss of described business in the following manner: when the information that network side issues comprises the type of service of described business, the packet delay of described type of service in third generation mobile Partnership Program 3GPP agreement and/or packet loss correspondence are configured to packet delay and/or the packet loss of described business; When not comprising the type of service of described business in the information that network side issues, according to GBR value or ARP value with described business, the packet delay of described business and/or packet loss are configured.
Preferably, according to GBR value or ARP value with described business, the packet delay of described business and/or packet loss are configured, comprise: be the business of GBR traffic for resource type, determine the non-expanding QCI business minimum with the GBR value difference value of described business, and the packet delay of described non-expanding QCI business and/or packet loss correspondence are configured to packet delay and/or the packet loss of described business, wherein, described non-expanding QCI is the QCI that index is less than or equal to 9; For the business that resource type is NonGBR business, determine the non-expanding QCI minimum with the ARP value difference value of described business, and the packet delay under described non-expanding QCI and/or packet loss correspondence are configured to packet delay and/or the packet loss of described business.
According to another aspect of the present invention, additionally provide the dispatching device of a kind of quality of service classes mark QCI business, comprising: acquisition module, for obtaining the QCI of business in access current area; Configuration module, during for indicating described business at described QCI for expansion QCI business, the QCI property parameters of service attribute parameter to described expansion QCI business according to described business is configured, and wherein, described expansion QCI business is that QCI index is greater than the 9 QCI business being less than 255; Scheduler module, for dispatching described business according to the QCI property parameters after configuration.
Preferably, described configuration module be used for described service attribute parameter comprise following one of at least: QCI, ensure bit rate GBR, maximum bit rate MBR, Aggregate Maximum Bit Rate AMBR, ARP; And/or described QCI property parameters comprise following one of at least: during the packet loss of the resource type of described business, the priority of described business, the packet delay of described business, described business, the QCI property parameters of service attribute parameter to described expansion QCI business according to described business is configured.
Preferably, described configuration module, comprising: judging unit, for judging whether comprise described GBR in described service attribute parameter; First dispensing unit, during for comprising described GBR in described service attribute parameter, the resource type configuring described business is GBR traffic; Second dispensing unit, during for not comprising described GBR in described service attribute parameter, the resource type configuring described business is NonGBR business.
Pass through the present invention, adopt when determining that QCI entrained in service attribute parameter is the QCI business of above-mentioned expansion, according to the technical scheme that the association attributes parameter of service attribute parameter to QCI business of business is configured, solve in correlation technique and 9 kinds are only defined for QCI in specify in agreement 256 and the QCI operation expanding caused is poor, the problem of future services autgmentability difference can not be adapted to, meet the different business demand of different user, the demand of operation expanding in maximized adaptation future communication systems, the Qos attribute of further guarantee business.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the dispatching method of QCI business according to the embodiment of the present invention;
Fig. 2 is the parameter configuration flow chart of the QCI business according to the embodiment of the present invention;
Fig. 3 is the structured flowchart of scheduler according to the preferred embodiment of the invention;
Fig. 4 is the structured flowchart of the dispatching device of QCI business according to the embodiment of the present invention;
Fig. 5 is the another structured flowchart of the dispatching device of QCI business according to the embodiment of the present invention;
Fig. 6 is the parameter configuration flow chart of the QCI business preferably implemented according to the present invention.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
The further feature of the embodiment of the present invention and advantage will be set forth in the following description, and, partly become apparent from specification, or understand by implementing the present invention.The object of the embodiment of the present invention and other advantages realize by structure specifically noted in write specification, claims and accompanying drawing and obtain.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
The 9 kinds of QCI defined in correlation technique, except providing at least one business example, also specify the resource type of such business, priority, Packet Delay Budget, the attribute of packet loss, simply below explain above-mentioned parameter:
The resource type of business refers to that this kind of business is with ensureing bit rate (GuaranteedBitRate in a network, referred to as GBR, it is configured by core net) transmit or transmit by non-guaranteed bit rate (NonGBR), if guarantee bit-rate transmission, so base station just must preferentially ensure, namely bandwidth resources are preferentially for the transmission of GBR traffic; If non-guaranteed bit rate, so base station is after guarantee GBR traffic, according to different dispatching criterions, surplus resources can be distributed to NonGBR business.
Priority represents the mutual dominance relation between QCI, and often kind of QCI can a corresponding priority, and priority value less expression priority is higher, and eNB should preferentially ensure for such business.
Packet delay (PacketDelayBudget, referred to as PDB): represent that grouped data wraps in subscriber equipment (UserEquipment, referred to as UE) and core net between maximum delay, in order to ensure the validity of packet data package, this value is the parameter of scheduler important consideration.
Packet loss (PacketErrorLossRate, referred to as PER) represent the grouped data loss rate of radio link layer except congestion cause, namely except congestion cause, wireless spread-spectrum technology (RadioLinkControl, referred to as the RLC) layer of transmitting terminal has sent still receiving terminal rlc layer and has not successfully received the upper limit of the ratio shared by packet.
And for above-mentioned parameter, in correlation technique, do not provide concrete definition scheme.
In order to solve the problems of the technologies described above, provide a kind of dispatching method of QCI business in the present embodiment, Fig. 1 is the flow chart of the dispatching method of QCI business according to the embodiment of the present invention, and as shown in Figure 1, this flow process comprises the steps:
Step S102, obtains the QCI of business in access current area;
Step S104, when above-mentioned QCI indicates above-mentioned business for expansion QCI business, the QCI property parameters of service attribute parameter to above-mentioned expansion QCI business according to above-mentioned business is configured, and wherein, above-mentioned expansion QCI business is that QCI index is greater than the 9 QCI business being less than 255;
Step S106, dispatches above-mentioned business according to the QCI property parameters after configuration.
By each step above-mentioned, adopt when determining that QCI entrained in service attribute parameter is the QCI business of above-mentioned expansion, according to the technical scheme that the association attributes parameter of service attribute parameter to QCI business of business is configured, solve in correlation technique and 9 kinds are only defined for QCI in specify in agreement 256 and the QCI operation expanding caused is poor, the problem of future services autgmentability difference can not be adapted to, meet the different business demand of different user, the demand of operation expanding in maximized adaptation future communication systems, the Qos attribute of further guarantee business.
Alternatively, the service attribute parameter in above-mentioned steps S104 comprise following one of at least: QCI, ensure bit rate GBR, maximum bit rate MBR, Aggregate Maximum Bit Rate AMBR, ARP; And/or QCI property parameters comprise following one of at least: the resource type of business, the priority of business, the packet delay of business, the packet loss of business.
In specific embodiment process, step S104 has multiple implementation, the preferred embodiment of the present invention provides following technical scheme and configures above-mentioned QCI property parameters respectively: the resource type of business, the priority of business, the packet delay of business, the packet loss of business, as shown in Figure 2:
Step S202: the resource type configuring above-mentioned business in the following manner: judge whether comprise above-mentioned GBR in above-mentioned service attribute parameter; If so, then the resource type configuring above-mentioned business is GBR traffic; If not, then the resource type configuring above-mentioned business is NonGBR business.
Step S204: the priority configuring above-mentioned business in the following manner: be the business of GBR traffic for resource type, configures the priority of above-mentioned business according to the value of above-mentioned GBR; For the business that resource type is NonGBR business, configure the priority of above-mentioned business according to above-mentioned ARP.
In embodiments of the present invention, the priority of above-mentioned GBR traffic is higher than the priority of above-mentioned NonGBR business.
Step S206: the packet delay and/or the packet loss that configure above-mentioned business in the following manner: when getting the type of service of above-mentioned business, is configured to packet delay and/or the packet loss of above-mentioned business by the packet delay of above-mentioned type of service in third generation mobile Partnership Program 3GPP agreement and/or packet loss; When not getting the type of service of above-mentioned business, according to the configuration rule corresponding to the resource type of above-mentioned business, the packet delay of above-mentioned business and/or packet loss are configured.
In an optional enforcement of the embodiment of the present invention, resource type according to above-mentioned business is configured the packet delay of above-mentioned business and/or packet loss, comprise: be the business of GBR traffic for resource type, determine the non-expanding QCI business minimum with the GBR value difference value of above-mentioned business, and the packet delay of above-mentioned non-expanding QCI business and/or packet loss are configured to packet delay and/or the packet loss of above-mentioned business, wherein, above-mentioned non-expanding QCI is the QCI that index is less than or equal to 9; For the business that resource type is NonGBR business, determine the non-expanding QCI minimum with the ARP value difference value of above-mentioned business, and the packet delay under above-mentioned non-expanding QCI and/or packet loss are configured to packet delay and/or the packet loss of above-mentioned business.
In order to better understand above-mentioned QCI property parameters: the layoutprocedure of the resource type of business, the priority of business, the packet delay of business, the packet loss of business, be described below in conjunction with a preferred exemplary:
First, determine service resources type, if comprise GBR speed in service attribute parameter, then this business is GBR traffic, otherwise is NonGBR business, namely adopts technique scheme just can determine the resource type of business.
Secondly, determine service priority, for GBR traffic, can according to GBR rate-matched service priority, the business that GBR speed is less, its priority is higher, otherwise priority is lower, by the GBR speed ratio of the GBR speed of expansion QCIGBR business and general QCI business comparatively, ensureing under the prerequisite of the priority of community GBR traffic higher than NonGBR service priority, is the priority level that expansion QCIGBR service selection one is suitable; For NonGBR business, can according to business ARP rank coupling service priority, ARP rank is higher, its priority is higher, otherwise priority is lower, being compared by the ARP of expansion QCINonGBR business and the ARP of general QCINonGBR business, ensureing under the prerequisite of the priority of expansion QCINonGBR business of Ue higher than Ue default bearing service priority, is the priority level that expansion QCINonGBR service selection one is suitable.
Finally, determine PDB and PER of business, it should be noted that, packet delay parameter is not the call parameter of scheduling process, it can adjust according to the actual needs of dispatching algorithm, determine PDB and PER whether mating expansion QCI business, certainly, these two parameters and type of service closely bound up, if core net is when setting up expansion QCI business, the description of type of service can be provided, then can mate packet delay (PDB) and packet loss (PER) parameter according to type of service description and the existing QCI type of service of agreement; If obtained less than type of service parameter, then for GBR traffic, by these two parameters of GBR rate-matched, according to the existing QCI property parameters of agreement, find the QCI index of the immediate general QCIGBR business of GBR speed, using PDB and PER of PDB and PER under this index as expansion QCIGBR business; For NGBR business, mate this two parameters by ARP, according to the existing QCI property parameters of agreement, find the QCI index of the immediate general QCINonGBR business of ARP, using PDB and PER of PDB and PER under this index as expansion QCINonGBR business.
In order to better understand above-mentioned core net the description of type of service is provided when, when determining that the workflow of QCI property parameters and core net do not provide the description of type of service, determine the engineering process of QCI property parameters, be described below in conjunction with several preferred embodiment:
Preferred embodiment one
When core net provides the description of type of service (this type of service is speech business), determine that the workflow of QCI property parameters is as follows:
When the UE of step 301:UEIndex=10 initially accesses, set up QCI=12, ARP=1, the business of GBR=MBR=17Kbps, this business is class speech business, namely business model and speech business basically identical, the business attribute information of this business preserved by scheduler, for the concrete structure of scheduler, Fig. 3 is the structured flowchart of scheduler according to the preferred embodiment of the invention, as shown in Figure 3.
Scheduler comprises: memory module 30, for storage service property parameters; Expansion QCI business matching module 32, is connected with memory module 30, for mating the property parameters of expansion QCI business; Scheduling of resource module 34, is connected, for sorting and Resourse Distribute to business with expansion QCI business matching module 32.
Step 302: identify expansion QCI business according to QCI mark: by step S301 this business QCI=12 known, be greater than 9 and be less than 255, so belong to expansion QCI business.
Step 303: according to service attribute parameter matching business QCI property parameters.
Step 3031: the service resources type according in service attribute parameter matching QCI property parameters: be configured with GBR speed in the service attribute parameter of this business, so its service resources type is GBR traffic.
Step 3032: the service priority according in service attribute parameter matching QCI property parameters: GBR traffic is according to GBR rate-matched priority, GBR speed=the 17kbps of this business, and be class speech business, therefore priority should be close with speech business, the priority of speech business is 2, and the limit priority of NonGBR business is 6 in current area, then the priority of mating this expansion QCIGBR business is 3.
Step 3033: the packet delay according in service attribute parameter matching QCI property parameters: the type of service providing this business due to core net is class speech business is then 100ms according to the packet delay of agreement coupling QCI=1 speech business.
Step 3034: the packet loss according in service attribute parameter matching QCI property parameters: the type of service providing this business due to core net is class speech business is then 10 according to the packet loss of agreement coupling QCI=1 speech business
-2.
Step 304: often plant according to UE the business configuration parameter that the service attribute parameter of business and QCI property parameters determine this business, and obtain business statistics parameter.
Step 305: according to service attribute parameter, business QCI property parameters, business configuration parameter and business statistics parameter, according to dispatching algorithm, to business sequence and Resourse Distribute.
Preferred embodiment two
When core net does not provide the description of type of service, determine the engineering process of QCI property parameters
When the UE of step 401:UEIndex=10 initially accesses, set up QCI=12, the business of ARP=1, GBR=MBR=17Kbps, the business attribute information of this business preserved by scheduler.
Step 402: can identify expansion QCI business according to QCI mark: the QCI=12 of this business, is greater than 9 and is less than 255, so belong to expansion QCI business.
Step 403: according to service attribute parameter matching business QCI property parameters.
Step 4031: the service resources type according in service attribute parameter matching QCI property parameters: be configured with GBR speed in the service attribute parameter of this business, so its service resources type is GBR traffic.
Step 4032: the service priority according in service attribute parameter matching QCI property parameters: the GBR speed=17kbps of this business, the speed of general speech business is about 15kbps, therefore priority should be close with speech business, the priority of speech business is 2, and the limit priority of NonGBR business is 6 in current area, then the priority of mating this expansion QCIGBR business is 3.
Step 4033: the packet delay according in service attribute parameter matching QCI property parameters: because core net does not provide the type of service of this business, then mate according to the GBR speed of business: the GBR speed=17kbps of this business, the speed of general speech business is about 15kbps, substantially close to the speed of speech business, be then 100ms according to the packet delay of agreement coupling QCI=1 speech business.
Step 4034: the packet loss according in service attribute parameter matching QCI property parameters: because core net does not provide the type of service of this business, then mate according to the GBR speed of business: the GBR speed=17kbps of this business, the speed of general speech business is about 15kbps, substantially close to the speed of speech business, be then 10 according to the packet loss of agreement coupling QCI=1 speech business
-2.
Step 404: often plant according to UE the business configuration parameter that the service attribute parameter of business and QCI property parameters determine this business, and obtain business statistics parameter.
Step 405: according to service attribute parameter, business QCI property parameters, business configuration parameter and business statistics parameter, according to dispatching algorithm, to business sequence and Resourse Distribute.
Preferred embodiment three
When core net provides the description of type of service (this type of service is video traffic), determine that the workflow of QCI property parameters is as follows:
When the UE of step 501:UEIndex=10 initially accesses, set up QCI=20, the business of ARP=3, AMBR=5Mbps, this business is class real-time video traffic, and the business attribute information of this business preserved by scheduler.
Step 502: can identify expansion QCI business according to QCI mark, this business QCI=20, is greater than 9 and is less than 255, so belong to expansion QCI business.
Step 503: according to service attribute parameter matching business QCI property parameters.
Step 5031: the service resources type according in service attribute parameter matching QCI property parameters: do not configure GBR speed in the service attribute parameter of this business, so its service resources type is NonGBR business.
Step 5032: the service priority according in service attribute parameter matching QCI property parameters: NonGBR business mates priority according to ARP, the ARP=3 of this business, and in current area, there is the NonGBR business of ARP=3, priority is 7, the priority of this Ue default bearing is 9, then the priority of mating this expansion QCINonGBR business is 7.
Step 5033: the packet delay according in service attribute parameter matching QCI property parameters: the type of service providing this business due to core net is class real-time video traffic, then the packet delay mating the real-time video NonGBR business of QCI=7 according to agreement is 100ms.
Step 5034: the packet loss according in service attribute parameter matching QCI property parameters: the type of service providing this business due to core net is class real-time video traffic, then the packet loss mating the real-time video NonGBR business of QCI=7 according to agreement is 10
-3.
Step 504: often plant according to UE the business configuration parameter that the service attribute parameter of business and QCI property parameters determine this business, and obtain business statistics parameter.
Step 505: according to service attribute parameter, business QCI property parameters, business configuration parameter and business statistics parameter, according to dispatching algorithm, to business sequence and Resourse Distribute.
Preferred embodiment four
When core net does not provide the description of type of service, determine that the workflow of QCI property parameters is as follows:
When the UE of step 601:UEIndex=10 initially accesses, set up QCI=20, the business of ARP=3, AMBR=5Mbps, the business attribute information of this business preserved by scheduler.
Step 602: according to QCI mark, identifies expansion QCI business: QCI=20, is greater than 9 and is less than 255, so belong to expansion QCI business.
Step 603: according to service attribute parameter matching business QCI property parameters.
Step 6031: the service resources type according in service attribute parameter matching QCI property parameters: do not configure GBR speed in the service attribute parameter of this business, so its service resources type is NonGBR business.
Step 6032: the service priority according in service attribute parameter matching QCI property parameters: NonGBR business mates priority according to ARP, the ARP=3 of this business, and in current area, there is the NonGBR business of ARP=3, priority is 7, the priority of this Ue default bearing is 9, then the priority of mating this expansion QCINonGBR business is 7.
Step 6033: the packet delay according in service attribute parameter matching QCI property parameters: because core net does not provide the type of service of this business, then mate according to the ARP of business: the ARP=3 of this business, the NonGBR business of ARP=3 is there is in current area, for the business of QCI=7, be then 100ms according to the packet delay of agreement coupling QCI=7 business.
Step 6034: the packet loss according in service attribute parameter matching QCI property parameters: because core net does not provide the type of service of this business, then mate according to the ARP of business: the ARP=3 of this business, the NonGBR business of ARP=3 is there is in current area, for the business of QCI=7, be then 10 according to the packet loss of agreement coupling QCI=7 business
-3.
Step 604: often plant according to UE the business configuration parameter that the service attribute parameter of business and QCI property parameters determine this business, and obtain business statistics parameter.
Step 605: according to service attribute parameter, business QCI property parameters, business configuration parameter and business statistics parameter, according to dispatching algorithm, to business sequence and Resourse Distribute.
Preferred embodiment five
When there is not identical ARP in QCI property parameters, determine that the workflow of QCI property parameters is as follows:
When the UE of step 701:UEIndex=10 initially accesses, set up QCI=20, the business of ARP=3, AMBR=5Mbps, the business attribute information of this business preserved by scheduler.
Step 703: according to QCI mark, identifies expansion QCI business: QCI=20, is greater than 9 and is less than 255, so belong to expansion QCI business.
Step 705: according to service attribute parameter matching business QCI property parameters.
Step 705-1: the service resources type according in service attribute parameter matching QCI property parameters: do not configure GBR speed in the service attribute parameter of this business, so its service resources type is NonGBR business.
Step 705-2: the service priority according in service attribute parameter matching QCI property parameters: NonGBR business mates priority according to ARP, the ARP=3 of this business, the NonGBR business closest to ARP=3 existed in current area is QCI=8, the business of ARP=4, its priority is 8, the priority of this Ue default bearing is 9, then the priority of mating this expansion QCINonGBR business is 8.
Step 705-3: the packet delay according in service attribute parameter matching QCI property parameters: because core net does not provide the type of service of this business, then mate according to the ARP of business: the ARP=3 of this business, the NonGBR business closest to ARP=3 existed in current area is QCI=8, the business of ARP=4 is then 300ms according to the packet delay of agreement coupling QCI=8 business.
Step 705-4: the packet loss according in service attribute parameter matching QCI property parameters: because core net does not provide the type of service of this business, then mate according to the ARP of business: the ARP=3 of this business, the NonGBR business closest to ARP=3 existed in current area is QCI=8, the business of ARP=4 is then 10 according to the packet loss of agreement coupling QCI=8 business
-6.
Step 707: often plant according to UE the business configuration parameter that the service attribute parameter of business and QCI property parameters determine this business, and obtain business statistics parameter.
Step 709: according to service attribute parameter, business QCI property parameters, business configuration parameter and business statistics parameter, according to dispatching algorithm, to business sequence and Resourse Distribute.
Business configuration parameter is according to service attribute parameter and the configuration of QCI property parameters, such as: can according to ARP, AMBR (this attribute is not considered for GBR traffic), (operator can configure according to the set meal demand of user VIP attribute, such as: gold, silver and bronze, metallicity is the highest, copper attribute is minimum) etc. parameter configuration business configuration parameter, the sequence of the final business affected in dispatching algorithm and Resourse Distribute, the business configuration parameter possibility difference that different dispatching algorithms requires also can be identical; Business statistics parameter, comprises the channel quality of user, and business historical throughput is added up, and the history delay statistics etc. of business, carries out business sequence and Resourse Distribute for different dispatching algorithm.
In the above-described embodiments, according to dispatching algorithm to business sequence and Resourse Distribute, why in scheduling, consider service attribute parameter, QCI property parameters and business configuration parameter, be fairness in order to dispatch when ensureing multi-service better and ageing, thus the dispatching requirement of future mobile communication system mixed service can be adapted to better.
In sum, embodiments provide one in the mobile communication network, based on dispatching method and the device of expansion QCI (the 247 kinds of QCI namely mentioned in above-described embodiment), during the main expansion of support in a communications system QCI configuration, base station (eNB) can the scheduling of compatible extensions QCI business, by increasing the QCI recognition function of dispatching algorithm, by known expansion QCI service attribute, when not configuring QCI property parameters, the QCI property parameters of Adaptive matching business, and then obtain business configuration parameter, again in conjunction with business statistics parameter, can adaptive classification sequence community in access service, embody the feature of service attribute, ensure the order and ageing of scheduling.
Additionally provide a kind of dispatching device of QCI business in the present embodiment, this device is used for realizing above-described embodiment and preferred implementation, has carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following examples preferably realizes with software, hardware, or the realization of the combination of software and hardware also may and conceived.
Fig. 4 is the structured flowchart of the dispatching device of QCI business according to the embodiment of the present invention, and as shown in Figure 4, this device comprises:
Acquisition module 40, for obtaining the QCI of business in access current area;
Configuration module 42, be connected with acquisition module 40, during for indicating above-mentioned business at above-mentioned QCI for expansion QCI business, the QCI property parameters of service attribute parameter to above-mentioned expansion QCI business according to above-mentioned business is configured, wherein, above-mentioned expansion QCI business is that QCI index is greater than the 9 QCI business being less than 255;
Scheduler module 44, is connected with configuration module 42, for dispatching above-mentioned business according to the QCI property parameters after configuration.
By the comprehensive function of above-mentioned modules, adopt when determining that QCI entrained in service attribute parameter is the QCI business of above-mentioned expansion, according to the technical scheme that the association attributes parameter of service attribute parameter to QCI business of business is configured, solve in correlation technique and 9 kinds are only defined for QCI in specify in agreement 256 and the QCI operation expanding caused is poor, the problem of future services autgmentability difference can not be adapted to, meet the different business demand of different user, the demand of operation expanding in maximized adaptation future communication systems, the Qos attribute of further guarantee business.
In a preferred embodiment of the embodiment of the present invention, above-mentioned service attribute parameter comprise following one of at least: QCI, ensure bit rate GBR, maximum bit rate MBR, Aggregate Maximum Bit Rate AMBR, ARP; And/or above-mentioned QCI property parameters comprise following one of at least: the resource type of above-mentioned business, the priority of above-mentioned business, the packet delay of above-mentioned business, the packet loss of above-mentioned business.
The further improvement of the embodiment of the present invention to technique scheme is, as shown in Figure 5, configuration module 42, comprising: judging unit 420, for judging whether comprise above-mentioned GBR in above-mentioned service attribute parameter; First dispensing unit 422, is connected with judging unit 420, and during for comprising above-mentioned GBR in above-mentioned service attribute parameter, the resource type configuring above-mentioned business is GBR traffic; Second dispensing unit 424, be connected with the first dispensing unit 422, during for not comprising above-mentioned GBR in above-mentioned service attribute parameter, the resource type configuring above-mentioned business is NonGBR business, it should be noted that, the first dispensing unit 422 that the embodiment of the present invention is above-mentioned to be provided and the second dispensing unit 424 can complete the layoutprocedure of the priority of above-mentioned business, packet delay and packet loss equally.
In sum, the embodiment of the present invention provides one in the mobile communication network, based on dispatching method and the device of expansion QCI, during the main expansion of support in a communications system QCI configuration, base station can the scheduling of compatible extensions QCI business, by increasing the QCI recognition function of dispatching algorithm, by known expansion QCI service attribute, when not configuring QCI property parameters, the QCI property parameters of Adaptive matching business, and then obtain business configuration parameter, again in conjunction with business statistics parameter, access service in adaptive classification sequence community, embody the feature of service attribute, ensure the order and ageing of scheduling.
Technique scheme can general overview be following process, as shown in Figure 6:
Step S602: when a cell scheduling starts, first obtains the service attribute parameter of all access service in community;
Step S604: the QCI according to business identifies, differentiated service type, identifies expansion QCI business, if not, then forwards step S606 to, if so, then forward step S608 to;
Step S606: obtain QCI property parameters according to QCI index;
Step S608: for expansion QCI business, according to the QCI property parameters of service attribute parameter adaptive coupling business;
Step S610: all business are according to service attribute parameter and QCI property parameters determination business configuration parameter;
Step S612: obtain business statistics parameter;
Step S614: last according to dispatching algorithm, sorts and Resources allocation to business.
Adopt the technique scheme that the embodiment of the present invention provides, avoid dispatching algorithm can not ensure due to the service feature do not supported to expand QCI business and cause, reduce expansion QCI business to the impact of general QCI traffic scheduling performance simultaneously, by considering the attribute of general QCI business and expansion QCI business, ensure that scheduling requires to carry out in order according to service attribute, improve the ageing of scheduling, take into account the fairness of scheduling simultaneously, in addition after compatible extensions QCI business, the requirement of service attribute can be met better and adapt to the dispatching requirement of future mobile communication system mixed service.
The present invention is mutual by base station and core net, obtains the service attribute parameter of all access service in community, identifies expansion QCI business according to QCI, for expansion QCI business, mates the QCI property parameters of business according to service attribute parameter adaptive; For general QCI business, its QCI property parameters is protocol definition, after the service attribute parameter of acquisition business, QCI property parameters is obtained according to QCI index, then all business are according to service attribute parameter and QCI property parameters determination business configuration parameter, and obtain business statistics parameter, and last according to dispatching algorithm, carry out sorting and Resourse Distribute.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
It should be noted that, term " first ", " second " etc. in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the object used like this can exchange in the appropriate case, so as embodiments of the invention described herein can with except here diagram or describe those except order implement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
In sum, the embodiment of the present invention reaches following technique effect: the different business demand meeting different user, the demand of operation expanding in maximized adaptation future communication systems, the Qos attribute of further guarantee business, access service in adaptive classification sequence community, embody the feature of service attribute, ensure the order of scheduling and ageing.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, and in some cases, step shown or described by can performing with the order be different from herein, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a dispatching method for quality of service classes mark QCI business, is characterized in that, comprising:
Obtain the QCI of business in access current area;
When described QCI indicates described business for expansion QCI business, the QCI property parameters of service attribute parameter to described expansion QCI business according to described business is configured, and wherein, described expansion QCI business is that QCI index is greater than the 9 QCI business being less than 255;
According to the QCI property parameters after configuration, described business is dispatched.
2. method according to claim 1, is characterized in that,
Described service attribute parameter comprise following one of at least: QCI, ensure bit rate GBR, maximum bit rate MBR, Aggregate Maximum Bit Rate AMBR, allocation retention priority ARP; And/or
Described QCI property parameters comprise following one of at least: the resource type of described business, the priority of described business, the packet delay of described business, the packet loss of described business.
3. method according to claim 2, is characterized in that, configures the resource type of described business in the following manner:
Judge whether comprise described GBR in described service attribute parameter;
If so, then the resource type configuring described business is GBR traffic;
If not, then the resource type configuring described business is NonGBR business.
4. method according to claim 3, is characterized in that, configures the priority of described business in the following manner:
Be the business of GBR traffic for resource type, configure the priority of described business according to the value of described GBR;
For the business that resource type is NonGBR business, configure the priority of described business according to described ARP.
5. method according to claim 4, is characterized in that, the priority of described GBR traffic is higher than the priority of described NonGBR business.
6. method according to claim 3, is characterized in that, configures packet delay and/or the packet loss of described business in the following manner:
When the information that network side issues comprises the type of service of described business, the packet delay of described type of service in third generation mobile Partnership Program 3GPP agreement and/or packet loss correspondence are configured to packet delay and/or the packet loss of described business;
When not comprising the type of service of described business in the information that network side issues, according to GBR value or ARP value with described business, the packet delay of described business and/or packet loss are configured.
7. method according to claim 6, is characterized in that, is configured, comprises according to GBR value or ARP value with described business to the packet delay of described business and/or packet loss:
Be the business of GBR traffic for resource type, determine the non-expanding QCI business minimum with the GBR value difference value of described business, and the packet delay of described non-expanding QCI business and/or packet loss correspondence are configured to packet delay and/or the packet loss of described business, wherein, described non-expanding QCI is the QCI that index is less than or equal to 9;
For the business that resource type is NonGBR business, determine the non-expanding QCI minimum with the ARP value difference value of described business, and the packet delay under described non-expanding QCI and/or packet loss correspondence are configured to packet delay and/or the packet loss of described business.
8. a dispatching device for quality of service classes mark QCI business, is characterized in that, comprising:
Acquisition module, for obtaining the QCI of business in access current area;
Configuration module, during for indicating described business at described QCI for expansion QCI business, the QCI property parameters of service attribute parameter to described expansion QCI business according to described business is configured, and wherein, described expansion QCI business is that QCI index is greater than the 9 QCI business being less than 255;
Scheduler module, for dispatching described business according to the QCI property parameters after configuration.
9. device according to claim 8, is characterized in that, described configuration module be used for described service attribute parameter comprise following one of at least: QCI, ensure bit rate GBR, maximum bit rate MBR, Aggregate Maximum Bit Rate AMBR, ARP; And/or described QCI property parameters comprise following one of at least: during the packet loss of the resource type of described business, the priority of described business, the packet delay of described business, described business, the QCI property parameters of service attribute parameter to described expansion QCI business according to described business is configured.
10. device according to claim 9, is characterized in that, described configuration module, comprising:
Judging unit, for judging whether comprise described GBR in described service attribute parameter;
First dispensing unit, during for comprising described GBR in described service attribute parameter, the resource type configuring described business is GBR traffic;
Second dispensing unit, during for not comprising described GBR in described service attribute parameter, the resource type configuring described business is NonGBR business.
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| CN201410539471.XA CN105578605A (en) | 2014-10-13 | 2014-10-13 | Scheduling method and scheduling device for service quality classification identification (QCI) service |
| PCT/CN2014/094141 WO2015131611A1 (en) | 2014-10-13 | 2014-12-17 | Method and device for scheduling service of quality of service classification identifier (qci) |
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