CN101043638B - Base station dispatcher, resource distribution module and dispatch control method for HSUPA - Google Patents
Base station dispatcher, resource distribution module and dispatch control method for HSUPA Download PDFInfo
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Abstract
The related BS scheduler for HSUPA comprises: a scheduling PRI module to generate a PRI table for all UE of every subzones controlled by same BS, a resource allocation module to right generate scheduling command for control wireless resource allocation, with respect to the PRI table and meeting business QoS and improving resource utility; and a command selecting module to select and output command according to all of UE scheduling command and scheduling period and down signaling channel management message. This invention improves scheduling and HSUPA system performance, and can avoid congestion for all UE on one BS to reduce loading.
Description
Technical field
The present invention relates to 3G (the 3rd third-generation mobile communication) mobile communication system, relate in particular to base station dispatcher, resource distribution module and the dispatch control method of a kind of HSUPA of being used for.
Background technology
HSUPA is as the up enhancement techniques of 3G, and its main purpose is to improve the system uplink performance, improves user experience.In order to realize this purpose, HSUPA (High speed uplink packet access, high speed uplink packet inserts) has adopted as having the technology such as scheduling strategy of Node B (base station).
In HSUPA, based on the basic process of base station scheduling be: the base station produces the corresponding downstream order and also sends to user terminal according to relevant uplink information.And terminal is carried out correct transfer of data according to the descending scheduling order.
In the transmission course of HSUPA, terminal will be reported its state to the base station according to certain rule (as periodicity or Event triggered mode), and in each transmission cycle, by transmission terminal in up signaling channel to the current happy bit (HB, Happy Bit) that occupies resource.Simultaneously, current disturbed condition can be measured in the base station.The scheduling of resource process will be realized according to the managing configuration information on these information and upper strata thereof in last base station between each terminal.
In general base station dispatcher, often to consider following situation:
1) QoS control
2) buffer status and priority of logical channels are to adapt to bursty packet services
3) the wireless fading channel condition is with the performance multi-user diversity gain
4) Flow Control to avoid because that the disposal ability of baseband board causes is congested
Because HSUPA base station dispatcher itself does not belong to the disclosure of standardization scope, does not still have disclosed complete scheme at present.The applicant once at number of patent application was: 200510023902.8, and denomination of invention is the technology contents that " base-station scheduling method of a kind of HSUPA of being used for and system " mentions relevant this aspect, it has also only defined the selection of dispatching command to signaling.
Therefore according to the characteristics of HSUPA, take into full account the characteristic of the time-division scheduling of multi-user system, base station dispatcher and dispatch control method thereof that research is suitable for HSUPA uplink interference limited features are very necessary to the systematic function that improves HSUPA.
Summary of the invention
The present invention aims to provide a kind of base station dispatcher that is used for HSUPA, resource distribution module and dispatch control method based on the interface that defines in the 3GPP standard, realizing effectively scheduling and to improve the systematic function of HSUPA, and avoid because that the disposal ability of baseband board causes is congested.
One of the present invention, a kind of base station dispatcher that is used for HSUPA.It comprises dispatching priority module, resource distribution module and the command selection module that links to each other successively, wherein: the dispatching priority module, be used for user state information according to input, wireless channel conditions, professional QoS or precedence information, utilize scheduling strategy, produce a dispatching priority tabulation of all UE formation of the different sub-district that belongs to same base stations control; Resource distribution module, be used for order according to described UE dispatching priority tabulation, the user state information that comprises in conjunction with input, wireless channel conditions, the loading condition of sub-district, professional QoS or precedence information, utilize resource allocation policy, to satisfy QoS of survice and to improve the cell radio resource utilance is treatment principle, correctly produces the dispatching command of specifying UE, with the distribution of control cell radio resource; The command selection module is used for according to described UE dispatching command, and in conjunction with dispatching cycle and downlink signaling channel code information of managing, carries out command selection in command option, and this selected order to user terminal of output.
In above-mentioned base station dispatcher, resource distribution module also produces the dispatching command of specifying UE according to the happy bit information of input, to carry out the Fast Dynamic resource allocation.
In above-mentioned base station dispatcher, the tabulation of UE dispatching priority is periodically to adjust, and be an integer frame length dispatching cycle.
In above-mentioned base station dispatcher, the mode of dispatching priority tabulation is: the UE of different districts arranges in regular turn according to user's the priority level or the loading condition of sub-district.
In above-mentioned base station dispatcher, the mode of dispatching priority tabulation is: the independently dispatching priority tabulation that all UE of each sub-district form.
In above-mentioned base station dispatcher, can also dispatch list be set according to limited AG order between resource distribution module and the command option module, with the calculating that reduces resource distribution module and effectively utilize the AG order.
In above-mentioned base station dispatcher, resource distribution module also disposes one and adjusts submodule, be used for according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, the UE dispatching command that adjustment gives, congested with what when satisfying the disposal ability of baseband board, avoid baseband board to handle.
In above-mentioned base station dispatcher, resource distribution module is configuration one processing sub further, be used under the treatment principle that satisfies QoS of survice and raising cell radio resource utilance, handling, this processing sub comprises two continuous submodule and updating submodule of being provided with: submodule is set, be used for each UE is carried out the parameter setting, comprise: the minimum value Rmin that reaches minimum " assurance " bit rate that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state; Updating submodule is used for the variation with the QoS configuration of certain UE, and the dispatching command that dynamically updates UE is the resource based on Rmin; Be used for also having under the available RTWP resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rcurr in the sub-district; Be used for still having under the available RTWP resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rmax in the sub-district.
The present invention's two, a kind of resource distribution module.It comprises the resource distribution module body, it is characterized in that: it comprises a processing sub, is used for handling under the treatment principle that satisfies QoS of survice and raising cell radio resource utilance; This processing sub comprises two continuous submodule and updating submodule of being provided with: submodule is set: be used for each UE is carried out the parameter setting, comprise: the minimum value Rmin that reaches minimum " assurance " bit rate that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state; Updating submodule: be used for the variation with the QoS configuration of certain UE, the dispatching command that dynamically updates UE is the resource based on Rmin; Be used for also having under the available RTWP resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rcurr in the sub-district; Be used for still having under the available RTWP resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rmax in the sub-district.
In above-mentioned resource distribution module, comprise further that also one adjusts submodule, be used for according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, adjust the UE dispatching command that gives, congested with what when satisfying the disposal ability of baseband board, avoid baseband board to handle.
The present invention's three, a kind of base station scheduling control method that is used for HSUPA.Comprise: produce the dispatching priority step, according to the user state information of system, wireless channel conditions, professional QoS or precedence information utilize scheduling strategy, produce the dispatching priority tabulation that all UE in each sub-district under this base stations control form; Resource allocation step, order according to described UE dispatching priority tabulation, the user state information of coupling system, wireless channel conditions, the loading condition of sub-district, professional QoS or precedence information, utilize resource allocation policy, to satisfy QoS of survice and to improve the cell radio resource utilance is treatment principle, correctly produces the dispatching command of specifying UE, with the distribution of control cell radio resource; The command selection step according to described UE dispatching command, and in conjunction with dispatching cycle and downlink signaling channel code information of managing, is carried out command selection in command option, and this selected order to user terminal of output.
In above-mentioned base station scheduling control method, also the happy bit information according to input produces the dispatching command of specifying UE in resource allocation step, to carry out the Fast Dynamic resource allocation.
In above-mentioned base station scheduling control method, the mode of dispatching priority tabulation is: the UE of different districts arranges in regular turn according to user's the priority level or the loading condition of sub-district.
In above-mentioned base station scheduling control method, the mode of dispatching priority tabulation is: the independently dispatching priority tabulation that all UE of each sub-district form
In the resource allocation step of above-mentioned base station scheduling control method, also according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, the UE dispatching command that adjustment gives, congested with what when satisfying the disposal ability of baseband board, avoid baseband board to handle.
In the resource allocation step of above-mentioned base station scheduling control method, to satisfy QoS of survice and to improve the cell radio resource utilance is that the method for treatment principle is: substep is set: each UE is carried out the parameter setting, comprising: the minimum value Rmin that reaches minimum " assurance " bit rate that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state; Upgrade substep: all Rmin that in scheduling, calculate each UE, Rmax and Rcurr, and by the dispatching command of following Policy Updates UE, that is: step a: if certain UE has corresponding QoS configuration, then the Rmin of this UE is set to corresponding value satisfying the QoS configuration, and the variation of disposing with QoS and dynamically being upgraded; If UE does not have corresponding QoS configuration, Rmin can be made as zero; And the dispatching command that upgrades UE is the resource based on the Rmin value; Step b:, then all UE in the dispatch list are upgraded in order it and be scheduling to order for based on the resource of Rcurr if the sub-district also has available RTWP resource; Step c: if the still old available RTWP resource in sub-district is then upgraded all UE in the dispatch list in order it and is scheduling to order for based on the resource of Rmax.
Owing to adopted above-mentioned technical solution, base station dispatcher of the present invention has proposed the efficient resource allocative decision on the basis of realizing QoS, to realize the systematic function of effectively scheduling and raising HSUPA.In addition, consider also in the scheduler that all UE in the base station avoid the congested of baseband board processing.The invention enables base station dispatcher to realize effectively dispatching and be easy to the performance of optimization system, and can simplify and handle load with Rational structure.
Description of drawings
Fig. 1 is the structural representation of base station dispatcher of the present invention;
Fig. 2 be base stations control among the present invention different districts at random or the circulation UE scheduling of combining formation arrange schematic diagram;
Fig. 3 is the schematic diagram that the UE of the different districts of base stations control among the present invention arranges in regular turn according to the loading condition of sub-district or user's priority level;
Fig. 4 is the independently schematic diagrames of dispatching priority tabulation of all UE of each sub-district of base stations control among the present invention form;
Fig. 5 is the schematic diagram of resource distribution module among the present invention;
Fig. 6 is the flow chart of base station scheduling control method of the present invention.
Embodiment
One, one of the present invention, base station dispatcher
As shown in Figure 1, base station dispatcher of the present invention according to up time-division of WCDMA and sign indicating number branch (as interference-limited) and the conditional characteristics of downlink signaling, is divided into the dispatching priority module 1, resource distribution module 2 and the signaling that link to each other successively to base station dispatcher and selects module 3.
Interface between three modules has:
The dispatching priority tabulation of UE between dispatching priority module 1 and the resource distribution module 2;
Can dispatching command (Sgi) tabulation be set according to limited AG order between resource distribution module 2 and the command option module 3, with the calculating that reduces resource distribution module and effectively utilize the AG order.
1, dispatching priority module
Take into full account the characteristic of the time-division scheduling of multi-user system, this module according to the input from UE status report (as: schedule information (SI), memory information, transmitting power etc.), NodeB (base station) measurement report (as: the average resource of using, carrier interference ratio C/I), and from the QoS control information relevant of RNC (radio network controller) and base station with business, utilize scheduling strategy (as repeating query, justice etc.), produce the dispatching priority tabulation that all UE in each sub-district under this base stations control form, will distribute cell radio resource successively with the mode of time-division according to the sequencing of priority list then.
The size of dispatching priority tabulation equals the total quantity of UE under the base stations control.
Above-mentioned SI information generally comprises buffer status, UPH (user power surplus), priority of logical channels.
The tabulation of the dispatching priority of UE can be to belong to the dispatching priority tabulation that all UE of the different sub-district of same NodeB control form, referring to Fig. 2, be in the base station different districts at random or the circulation UE scheduling of combining formation arrange schematic diagram.
The tabulation of UE dispatching priority is periodically to adjust, and be an integer frame length (TTI) dispatching cycle.
2, resource distribution module
This module is in order to the order according to described UE dispatching priority tabulation, the user state information that comprises in conjunction with input, wireless channel conditions, the loading condition of sub-district, information such as professional QoS or precedence information, constantly take into full account the characteristics of sign indicating number branch (as interference-limited) between the user in same scheduling, can use different resource allocation policies (as mean allocation, weight assignment, maximum bit rate distributes, max carrier to interference distribution etc.), be treatment principle to satisfy QoS of survice and to improve the cell radio resource utilance, correctly produce the dispatching command of specifying UE, with the distribution of control cell radio resource; Simultaneously, can consider happy bit (Happy Bit) information fast at resource distribution module, Happy Bit information is the information from up E-DPCCH channel, and each frame just has a bit information, in order to carry out the Fast Dynamic resource allocation.Referring to Fig. 5, resource distribution module disposes one and adjusts submodule 21, is used for according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, adjusts the UE dispatching command that gives, to satisfy the disposal ability of baseband board; And dispose a processing sub 22, and being used for satisfying QoS of survice and improving under the treatment principle of cell radio resource utilance and handle, it further comprises two continuous submodule and updating submodule of being provided with:
Submodule 221 is set: be used for each UE is carried out the parameter setting, comprise: the minimum value Rmin that reaches the mGbr (minimum " assurance " bit rate) that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state;
Updating submodule 222: be used for the variation with the QoS configuration of certain UE, the dispatching command that dynamically updates UE is the resource based on Rmin; Be used for also having under available RTWP (Received total wideband power the receives the broadband gross power) resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rcurr in the sub-district; Be used for still having under the available RTWP resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rmax in the sub-district.
3. command selection module
This module is according to described UE dispatching command, and in conjunction with dispatching cycle and downlink signaling channel code information of managing, carries out command selection in command option, and this selected order to user terminal of output.
Downlink signaling channel code information of managing is: by the channel code of E-AGCH and E-RGCH and the limited available number of channel of signature administration module output.
Alternative command option of command selection module is: absolute (AG with primary E-RNTI) or special use/generic command (AG with secondary E-RNTI), service relative order (serving RG).
Two, the present invention's two, resource distribution module
Referring to Fig. 5, resource distribution module of the present invention comprises: one adjusts submodule 21, is used for according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, adjusts the UE dispatching command that gives, to satisfy the disposal ability of baseband board; And dispose a processing sub 22, and being used for satisfying QoS of survice and improving under the treatment principle of cell radio resource utilance and handle, it further comprises two continuous submodule and updating submodule of being provided with:
Submodule 221 is set: be used for each UE is carried out the parameter setting, comprise: the minimum value Rmin that reaches the mGbr (minimum " assurance " bit rate) that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state;
Updating submodule 222: be used for the variation with the QoS configuration of certain UE, the dispatching command that dynamically updates UE is the resource based on Rmin; Be used for also having under available RTWP (the receiving the broadband gross power) resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rcurr in the sub-district; Be used for still having under the available RTWP resource situation, all UE in the dispatch list upgraded its dispatching command in order be resource based on Rmax in the sub-district.
Three, the present invention's three, the base station scheduling control method
Referring to Fig. 6, this method comprises the following steps:
Produce dispatching priority step 101, according to the user state information of system, wireless channel conditions, professional QoS or precedence information utilize scheduling strategy, produce the dispatching priority tabulation that all UE in each sub-district under this base stations control form;
As Fig. 2, for the distribution of the baseband board disposal ability of different NodeB, scheduling (priority) tabulation can comprise all UE of a NodeB or all UE of a sub-district.Baseband board (BB) disposal ability of sharing when the different districts of same NodeB, (or circulation) order or the order of arranging the UE of different districts at random according to the precedence information (as gold medal UE, silver medal UE) of UE.
Resource allocation step 102, order according to described UE dispatching priority tabulation, the user state information of coupling system, wireless channel conditions, the loading condition of sub-district, professional QoS or precedence information, utilize resource allocation policy, to satisfy QoS of survice and to improve the cell radio resource utilance is treatment principle, correctly produces the dispatching command of specifying UE, with the distribution of control cell radio resource;
Command selection step 103 according to described UE dispatching command, and in conjunction with dispatching cycle and downlink signaling channel code information of managing, is carried out command selection in command option, and this selected order to user terminal of output.
Also the happy bit information according to input produces the dispatching command of specifying UE in above-mentioned resource allocation step, to carry out the Fast Dynamic resource allocation.
In above-mentioned resource allocation step, be that the method for treatment principle is to satisfy QoS of survice and to improve the cell radio resource utilance:
Substep is set: each UE is carried out the parameter setting, comprising: the minimum value Rmin that reaches minimum " assurance " bit rate (mGbr) that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state;
Rmin: satisfy the Rmin of the mGbr (if, then being optional) of QoS control, Rmin＞=mGbr not from the QoS demand of RNC transmission.
Rmax: when cell load is light, use usually, and it is defined as:
Rmax=min{maxE-TFC (maximum transport format), maximum data rate requests, UPH (user power surplus), maxAvailable_BB resource (maximum available BB resource) }; Wherein maximum data rate requests can mean allocation, is defined as maximum cushioning amount/dispatching cycle (as TEBS/SP), also can adopt maximum bit rate to distribute, and is defined as maximum cushioning amount/frame period (TTI) to wait other strategy.
Rcurr: be used for optimized dispatching device resource utilization, it is defined as follows:
Rcurr is Rmin, professional QoS (a), user's buffer status (buffer status, b) and channel condition (Channel condition, weighting c), R=Rmin+w1*b+w2*c+w3*f＞=Rmin, w1 wherein, w2 and w3 are weight coefficients.Consider UPH and TEBS among the Rmax, Rcurr＜=Rmax
Upgrade substep: in scheduling, calculate all Rmin of each UE, Rmax and Rcurr, and by the dispatching command of following Policy Updates UE, that is:
Step a: if certain UE has corresponding QoS configuration, then the Rmin of this UE is set to corresponding value satisfying the QoS configuration, and the variation of disposing with QoS and dynamically being upgraded; If UE does not have corresponding QoS configuration, Rmin can be made as zero; And the dispatching command that upgrades UE is the resource based on the Rmin value;
Step b:, then all UE in the dispatch list are upgraded in order it and be scheduling to order for based on the resource of Rcurr if the sub-district also has available RTWP resource;
Step c: if the still old available RTWP resource in sub-district is then upgraded all UE in the dispatch list in order it and is scheduling to order for based on the resource of Rmax.
The output step: last, the dispatching command of dispatch list and all UE thereof is delivered to the command selection module and sends.
Therefore, the elementary tactics of resource allocation is the Rmin that satisfies all UE earlier, then on the basis that residue RTWP resource is arranged, be followed successively by the Rcurr that satisfies UE in order by the dispatching priority tabulation, have only when the Rcurr of all UE is met and residue RTWP resource is arranged, the order by the dispatching priority tabulation is followed successively by the Rmax that satisfies UE again.
In addition, in above-mentioned resource allocation step,, adjust the UE dispatching command that gives, to satisfy the disposal ability of baseband board also according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board.
Distribution for baseband board (BB) disposal ability of base station the present invention proposes two kinds of scheduling shown in Fig. 3～4:
Referring to Fig. 3, the UE of different districts can arrange according to the order of sequence according to the loading condition of sub-district or user's priority etc.;
Referring to Fig. 4, also can be an independently dispatching priority tabulation of all UE formation of each sub-district.
For of the influence of base band (BB) plate disposal ability, can do simple following processing at resource distribution module to allocation of radio resources:
If the processing needs＞remaining BB disposal ability of the ul transmissions of scheduling, then dispatching command is made as remaining BB disposal ability.
Above embodiment is only for the usefulness that the present invention is described, but not limiting the scope of the invention.Relevant those skilled in the art under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification, and the technical scheme that all are equal to also should belong within the category of the present invention's protection, is limited by each claim.
Claims (16)
1. base station dispatcher that is used for HSUPA is characterized in that: it comprises dispatching priority module, resource distribution module and the command selection module that links to each other successively, wherein:
The dispatching priority module is used for the user state information according to input, wireless channel conditions, and professional QoS or precedence information utilize scheduling strategy, produce a dispatching priority tabulation of all UE formation of the different sub-district that belongs to same base stations control;
Resource distribution module, be used for order according to described dispatching priority tabulation, the user state information that comprises in conjunction with input, wireless channel conditions, the loading condition of sub-district, professional QoS or precedence information, utilize resource allocation policy, to satisfy QoS of survice and to improve the cell radio resource utilance is treatment principle, correctly produces the dispatching command of specifying UE, with the distribution of control cell radio resource;
The command selection module is used for according to described dispatching command, and in conjunction with dispatching cycle and downlink signaling channel code information of managing, carries out command selection in command option, and this selected order to user terminal of output.
2. base station dispatcher according to claim 1 is characterized in that: described resource distribution module also produces the dispatching command of specifying UE according to the happy bit information of input, to carry out the Fast Dynamic resource allocation.
3. base station dispatcher according to claim 1 is characterized in that: described dispatching priority tabulation is periodically to adjust, and be an integer frame length dispatching cycle.
4. base station dispatcher according to claim 1 is characterized in that: in described dispatching priority tabulation, the UE of different districts arranges in regular turn according to user's the priority level or the loading condition of sub-district.
5. base station dispatcher according to claim 1 is characterized in that: all UE of each sub-district form independently dispatching priority tabulation respectively.
6. base station dispatcher according to claim 1, it is characterized in that: can also the dispatching priority tabulation be set according to limited AG order between described resource distribution module and the command selection module, with the calculating that reduces resource distribution module and effectively utilize the AG order.
7. base station dispatcher according to claim 1, it is characterized in that: described resource distribution module also disposes one and adjusts submodule, be used for according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, the dispatching command that adjustment gives, congested with what when satisfying the disposal ability of baseband board, avoid baseband board to handle.
8. according to claim 1 or 7 described base station dispatchers, it is characterized in that: described resource distribution module is configuration one processing sub further, be used for satisfying QoS of survice and improving under the treatment principle of cell radio resource utilance and handle, this processing sub comprises continuous submodule and the updating submodule of being provided with:
Submodule is set: be used for each UE is carried out the parameter setting, comprise: the minimum value Rmin that reaches minimum " assurance " bit rate that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state;
Updating submodule: be used for variation, dynamically update dispatching command and be resource based on Rmin with the QoS configuration of certain UE; Be used for also having under the situation of available RTWP resource the sub-district afterwards, all UE in the dispatching priority tabulation upgraded its dispatching command in order be resource based on Rcurr in the resource that UE has been assigned with based on Rmin; Be used for still having under the situation of available RTWP resource the sub-district afterwards, all UE in the dispatching priority tabulation upgraded its dispatching command in order be resource based on Rmax in the resource that UE has been assigned with based on Rcurr.
9. a resource distribution module comprises the resource distribution module body, it is characterized in that: it comprises a processing sub, is used for handling under the treatment principle that satisfies QoS of survice and raising cell radio resource utilance; This processing sub comprises continuous submodule and the updating submodule of being provided with:
Submodule is set: be used for each UE is carried out the parameter setting, comprise: the minimum value Rmin that reaches minimum " assurance " bit rate that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state;
Updating submodule: be used for variation, dynamically update dispatching command and be resource based on Rmin with the QoS configuration of certain UE; Be used for also having under the situation of available RTWP resource the sub-district afterwards, all UE in the dispatching priority tabulation upgraded its dispatching command in order be resource based on Rcurr in the resource that UE has been assigned with based on Rmin; Be used for still having under the situation of available RTWP resource the sub-district afterwards, all UE in the dispatching priority tabulation upgraded its dispatching command in order be resource based on Rmax in the resource that UE has been assigned with based on Rcurr.
10. resource distribution module according to claim 9, it is characterized in that: it comprises further that also one adjusts submodule, be used for according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, the dispatching command that adjustment gives, congested with what when satisfying the disposal ability of baseband board, avoid baseband board to handle.
11. a base station scheduling control method that is used for HSUPA comprises:
Produce the dispatching priority step, according to the user state information of system, wireless channel conditions, professional QoS or precedence information utilize scheduling strategy, produce the dispatching priority tabulation that all UE in each sub-district under this base stations control form;
Resource allocation step, order according to described dispatching priority tabulation, the user state information of coupling system, wireless channel conditions, the loading condition of sub-district, professional QoS or precedence information, utilize resource allocation policy, to satisfy QoS of survice and to improve the cell radio resource utilance is treatment principle, correctly produces the dispatching command of specifying UE, with the distribution of control cell radio resource;
The command selection step according to described dispatching command, and in conjunction with dispatching cycle and downlink signaling channel code information of managing, is carried out command selection in command option, and this selected order to user terminal of output.
12. base station scheduling control method according to claim 11 is characterized in that: also the happy bit information according to input produces the dispatching command of specifying UE in described resource allocation step, to carry out the Fast Dynamic resource allocation.
13. base station scheduling control method according to claim 11 is characterized in that: in described dispatching priority tabulation, the UE of different districts arranges in regular turn according to user's the priority level or the loading condition of sub-district.
14. base station scheduling control method according to claim 11 is characterized in that: the independently dispatching priority tabulation that all UE of each sub-district form respectively.
15. base station scheduling control method according to claim 11, it is characterized in that: in described resource allocation step, also according to the respective handling demand of ul transmissions and the disposal ability of system's baseband board, the dispatching command that adjustment gives, congested with what when satisfying the disposal ability of baseband board, avoid baseband board to handle.
16., it is characterized in that: in the described resource allocation step, be that the method for treatment principle is to satisfy QoS of survice and to improve the cell radio resource utilance according to claim 11 or 15 described base station scheduling control methods:
Substep is set: each UE is carried out the parameter setting, comprising: the minimum value Rmin that reaches minimum " assurance " bit rate that satisfies QoS control; Satisfy to improve the currency Rcurr of the buffer status of the highest logic channel that cell radio resource utilance and consideration be in service priority; And when cell load is light, carry out the maximum Rmax of allocation of radio resources according to the total buffer state;
Upgrade substep: in scheduling, calculate all Rmin of each UE, Rmax and Rcurr, and by following Policy Updates dispatching command, that is:
Step a: if certain UE has corresponding QoS configuration, then the Rmin of this UE is set to corresponding value satisfying the QoS configuration, and the variation of disposing with QoS and dynamically being upgraded; If UE does not have corresponding QoS configuration, Rmin is made as zero, and the renewal dispatching command is the resource based on the Rmin value;
Step b: also have available RTWP resource if UE has been assigned with based on sub-district after the resource of Rmin, then all UE in the dispatching priority tabulation are upgraded its dispatching command in order and be resource based on Rcurr;
Step c:, then all UE in the dispatching priority tabulation are upgraded its dispatching command in order and be resource based on Rmax if UE has been assigned with based on the still old available RTWP resource in sub-district after the resource of Rcurr.
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| CN101110659B (en) * | 2006-07-17 | 2011-12-07 | 华为技术有限公司 | Method for distributing subdistrict frequency band and network appliance thereof |
| US8908511B2 (en) * | 2007-12-21 | 2014-12-09 | Telcom Italia S.P.A. | Scheduling method and system for communication networks; corresponding devices, network and computer program product |
| CN101547479B (en) * | 2008-03-27 | 2010-12-22 | 华为技术有限公司 | Method, device and system for scheduling data of base station |
| CN101299887B (en) * | 2008-06-19 | 2011-08-24 | 中兴通讯股份有限公司 | Method for scheduling customer equipment load |
| CN101610557B (en) * | 2008-06-20 | 2012-11-28 | 中兴通讯股份有限公司 | Method for dispatching terminals among wireless nodes |
| CN101610551B (en) * | 2008-06-20 | 2011-12-07 | 普天信息技术研究院有限公司 | Resource scheduling method for HSUPA |
| CN101772059B (en) * | 2008-12-30 | 2012-07-25 | 中兴通讯股份有限公司 | Realizing method and system of self healing of base station cell in long-term evolution system |
| EP2230874B1 (en) * | 2009-03-17 | 2016-12-28 | Alcatel Lucent | Method for scheduling terminals in a radio communication network, and corresponding base station |
| CN101877912B (en) * | 2009-04-30 | 2012-09-05 | 电信科学技术研究院 | Scheduling method and scheduler |
| CN102340824B (en) * | 2010-07-22 | 2015-04-01 | 中兴通讯股份有限公司 | Multi-carrier high-speed data business scheduling method and device |
| CN102833868B (en) * | 2011-06-15 | 2016-06-15 | 普天信息技术研究院有限公司 | Based on preallocated Independent Carrier Wave dispatching method in a kind of multicarrier system |
| CN102355700A (en) * | 2011-07-29 | 2012-02-15 | 华为技术有限公司 | Service control method and service control device |
| CN103796310B (en) * | 2012-10-29 | 2017-06-20 | 中国移动通信集团上海有限公司 | A kind of radio resource control method and equipment |
| CN105722066A (en) * | 2014-12-03 | 2016-06-29 | 中国移动通信集团公司 | Terminal capability information reporting and resource allocation methods, systems and related devices |
| US10798722B2 (en) * | 2017-12-22 | 2020-10-06 | Hon Hai Precision Industry Co., Ltd. | Methods and devices for resource scheduling in wireless communication systems |
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