CN102164418A - Multiple carrier cell combined dispatching method, dispatcher and system - Google Patents
Multiple carrier cell combined dispatching method, dispatcher and system Download PDFInfo
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- CN102164418A CN102164418A CN2011100925901A CN201110092590A CN102164418A CN 102164418 A CN102164418 A CN 102164418A CN 2011100925901 A CN2011100925901 A CN 2011100925901A CN 201110092590 A CN201110092590 A CN 201110092590A CN 102164418 A CN102164418 A CN 102164418A
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Abstract
The invention provides a multiple carrier cell combined dispatching method, which comprises the following steps: 1) initializing a multicarrier cell dispatching sequence; 2) at each dispatching time, dispatching the users of all cells in turn by a dispatcher according to the confirmed multicarrier cell dispatching sequence, and recording the use condition of the cell resource in the dispatching; and 3) confirming the next multicarrier cell dispatching sequence and continuing the step 2). The invention also provides a dispatcher and a system. By using the multicarrier cell combined dispatching method, the dispatcher and the system provided by the invention, each carrier resource of the multicarrier cell can be efficiently utilized and the dispatching efficiency is increased.
Description
Technical field
The present invention relates to a kind of data service scheduling of moving communicating field, particularly relate to a kind of multi-carrier district combined scheduling method, scheduler and system.
Background technology
Increased 64QAM in HSPA (High Speed Packet Access) business, layer two strengthens, MIMO (Multiple-In Multiple-Out, multiple-input, multiple-output) etc. after the technology, for continuing to improve user's satisfaction, to operator's needs of more bandwidth are arranged, further increased DC (Dual Carrier, two carrier waves), MC multi-transceiver technologies such as (Multiple Carrier, multicarriers) makes terminal receive data originally on a carrier wave, become on a plurality of carrier waves and receive data, increased user's service rate and satisfaction.
The introducing of multicarrier need be considered each carrier dispatching resources effective utilization, all needs to improve as far as possible data dispatching efficient in all cases.If there is domestic consumer in a carrier wave in the multi-carrier district,, cause the multicarrier user to dispatch the resource that need take on other carrier waves because domestic consumer takies resource morely.If can not efficiently use each carrier resource during dispatching multi-carrier cells, just cause the inefficient problem of dispatching multi-carrier cells.
Summary of the invention
The object of the present invention is to provide a kind of multi-carrier district combined scheduling method, scheduler and system, can not efficiently use each carrier resource when solving in the prior art dispatching multi-carrier cells and cause the inefficient problem of dispatching multi-carrier cells.
For solving above technical problem, the invention provides a kind of multi-carrier district combined scheduling method, comprise,
Further, in the step 1, specifically comprise:
Step 11, scheduler are checked all cell parameters, comprising: district pilots power, the total available horsepower in sub-district, the professional available horsepower of HSPA, control code channel number and data code channel number;
Step 12 according to the professional available horsepower of the HSPA of sub-district, control code channel number and data code channel number, is determined efficient cell multi-carrier resource units;
Step 13 sorts to dispatching cell from high to low according to efficient cell multi-carrier resource units.
Further, determine efficient cell multi-carrier resource units in the step 12 in the following manner:
Efficient cell multi-carrier resource units=min (resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, resource units number=data the code channel number of data code channel correspondence, the resource units number=control code channel number * 15 of control code channel correspondence, the professional available horsepower * 15/ of the resource units number of power correspondence=HSPA (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power.
Further, in the step 2, specifically comprise:
Step 21, in each scheduling time, scheduler carries out user's scheduling in proper order according to the cell scheduling of determining;
Step 22, the total available horsepower of using in this cell scheduling of scheduler records in sub-district, non-HSPA user use power, do not support the power that the multicarrier user uses and do not support the code channel number that the multicarrier user uses.
Further, step 3 specifically comprises:
Step 31, scheduler uses power and does not support the power that the multicarrier user uses according to the total available horsepower in sub-district, the non-HSPA user of record, determine the maximum power that the multicarrier user can use, the power that the total available horsepower in maximum power=sub-district that the multicarrier user can use-non-HSPA user uses power-do not support multicarrier user to use;
Step 32 is determined the spendable maximum code channel number of multicarrier according to the code channel number of cell configuration data code channel number and non-multicarrier user use;
Step 33, the maximum power that scheduler can be used according to the multicarrier user, spendable maximum data code channel number of multicarrier and control code channel number are determined the efficient cell multi-carrier resource units of this sub-district;
Step 34, scheduler carries out the dispatching cell ordering from high to low to the efficient cell multi-carrier resource units of each sub-district, is carrying out the scheduling next time of step 21 after ordering is finished.
Further, determine the spendable maximum data code channel number of multicarrier in the step 32 in the following manner:
The code channel number that the data code channel number of the spendable maximum data code channel number=cell configuration of multicarrier-non-multicarrier user uses.
Further, determine the efficient cell multi-carrier resource units of this sub-district in the step 33 in the following manner:
Efficient cell multi-carrier resource units=min (the resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, the resource units number=data code channel number of data code channel correspondence; Resource units number=control code channel number the * 15 of control code channel correspondence; (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power to the maximum power * 15/ that the resource units number=the multicarrier user can use of power correspondence.
The present invention also provides a kind of scheduler, comprising: initialization module, logging modle, order module and scheduler module,
Described initialization module is used for initialization dispatching multi-carrier cells order;
Described scheduler module is used for dispatching successively according to the cell scheduling order of determining in each user of each sub-district scheduling time;
Described order module is used for determining the dispatching sequence of multi-carrier district next time.
Further, described scheduler also comprises logging modle, is used for writing down this scheduling local resource operating position.
The present invention also provides a kind of multi-carrier district combined dispatching system, comprises above-mentioned described scheduler and user.
Compared with prior art, adopt multi-carrier district combined scheduling method of the present invention, scheduler and system, can effectively utilize each carrier resource of multi-carrier district, improve dispatching efficiency.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes a part of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of a kind of multi-carrier district combined scheduling method of the embodiment of the invention;
Fig. 2 is the schematic diagram of a kind of multi-carrier district combined dispatching system of the embodiment of the invention.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, clear,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Please refer to Fig. 1.A kind of multi-carrier district combined scheduling method that the embodiment of the invention provides comprises:
Step 11, scheduler is checked all cell parameters after setting up, and comprising: district pilots power, the total available horsepower in sub-district, the professional available horsepower of HSPA, control code channel number and data code channel number.
Step 12, according to the professional available horsepower of the HSPA of the sub-district in the step 11, control code channel number and data code channel number are determined efficient cell multi-carrier resource units.
Efficient cell multi-carrier resource units=min (resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, resource units number=data the code channel number of data code channel correspondence, resource units number=control code channel number the * 15 of control code channel correspondence, the professional available horsepower * 15/ of the resource units number of power correspondence=HSPA (district pilots power+MPO), wherein, MPO (Measurement Power Offset) is the skew of the relative pilot power of HS-DSCH power.
Step 13 sorts to dispatching cell from high to low according to the efficient cell multi-carrier resource units of determining in the step 12.
Step 21, in each scheduling time, scheduler carries out user's scheduling in proper order according to the cell scheduling of determining, determines the number of users and TFRC (Transport Format Resource Combination, the transmission format resource combination) parameter of this scheduling.The multicarrier user determines that by the dispatching algorithm type priority participates in scheduling respectively in each sub-district.
Step 22, the total available horsepower of using in this cell scheduling of scheduler records in sub-district, non-HSPA user use power, do not support the power of multicarrier user use, do not support the code channel number that the multicarrier user uses.
Step 31, scheduler uses power, does not support the power that the multicarrier user uses according to the total available horsepower in sub-district, the non-HSPA user of record in the step 22, determines the maximum power that the multicarrier user can use.Wherein,
The power that the total available horsepower in maximum power=sub-district that the multicarrier user can use-non-HSPA user uses power-do not support multicarrier user to use.
Step 32 according to the code channel number of cell configuration data code channel number and non-multicarrier user use, is determined the spendable maximum code channel number of multicarrier.Wherein,
The code channel number that the data code channel number of the spendable maximum data code channel number=cell configuration of multicarrier-non-multicarrier user uses.
Step 33, the maximum power that scheduler can be used according to the multicarrier user, the spendable maximum data code channel number of multicarrier and control code channel number are determined the efficient cell multi-carrier resource units of this sub-district.Wherein,
Efficient cell multi-carrier resource units=min (the resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, the resource units number=data code channel number of data code channel correspondence; Resource units number=control code channel number the * 15 of control code channel correspondence; (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power to the maximum power * 15/ that the resource units number=the multicarrier user can use of power correspondence.
Step 34, scheduler carries out the dispatching cell ordering from high to low to the efficient cell multi-carrier resource units of each sub-district, is carrying out the scheduling next time of step 21 after ordering is finished.
Please refer to Fig. 2.The embodiment of the invention also provides a kind of multi-carrier district combined dispatching system 100, comprise: scheduler 20 and user 30, wherein, scheduler 20 is used for dispatching the user 30 of each sub-district successively according to the cell scheduling order of determining, and writes down local resource operating position in this scheduling, described scheduler 20 comprises: initialization module 22, logging modle 24, order module 26 and scheduler module 28
Described initialization module 22 is used for initialization dispatching multi-carrier cells order;
Described scheduler module 28 is used for dispatching successively according to the cell scheduling order of determining in each user of each sub-district scheduling time;
Described logging modle 24 is used for writing down this scheduling local resource operating position;
Described order module 26 is used for determining the dispatching sequence of multi-carrier district next time.
During dispatching patcher 100 work, initialization module 22 initialization dispatching multi-carrier cells order, scheduler module 28 is dispatched the user 30 of each sub-district in each according to the dispatching multi-carrier cells order of determining scheduling time successively, and logging modle 24 writes down local resource operating position in this scheduling simultaneously; Order module 26 is according to the professional available horsepower of the HSPA of sub-district, control code channel number and data code channel number, determine efficient cell multi-carrier resource units, and from high to low dispatching cell is sorted according to efficient cell multi-carrier resource units, determine the dispatching sequence of multi-carrier district next time, dispatch for scheduler module 28 next time, wherein, described efficient cell multi-carrier resource units is determined according to following mode: sub-district multi-carrier resource units=min (resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, the resource units number=data code channel number of data code channel correspondence; Resource units number=control code channel number the * 15 of control code channel correspondence; (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power to the maximum power * 15/ that the resource units number=the multicarrier user can use of power correspondence.
Below the embodiment of the invention is described in further detail:
The step 1) scheduler is checked all cell parameters after setting up, and comprises district pilots power, the total available horsepower in sub-district, the professional available horsepower of HSPA, control code channel number and data code channel number.
Step 2) according to the professional available horsepower of the HSPA of the sub-district in the step 1, control code channel number and data code channel number, determines efficient cell multi-carrier resource units.Method is as follows: efficient cell multi-carrier resource units=min (the resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, the resource units number=data code channel number of data code channel correspondence; Resource units number=control code channel number the * 15 of control code channel correspondence; (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power to the professional available horsepower * 15/ of the resource units number of power correspondence=HSPA.In the present embodiment, the value of MPO is 8.
Step 3) sorts to dispatching cell from high to low according to the efficient cell multi-carrier resource units of determining in the step 2.
Step 4) is in each scheduling time, and scheduler carries out user's scheduling in proper order according to the cell scheduling of determining, determines the number of users and the TFRC parameter of this scheduling.The multicarrier user determines that by the dispatching algorithm type priority participates in scheduling respectively in each sub-district.
The total available horsepower of using in this cell scheduling of step 5) scheduler records in sub-district, non-HSPA user use power, do not support the power of multicarrier user use, do not support the code channel number that the multicarrier user uses.
The step 6) scheduler uses power, does not support the power that the multicarrier user uses according to the non-HSPA user of the sub-district of record in the step 5, determines the maximum power that the multicarrier user can use.Wherein, the multicarrier user total available horsepower in the maximum power=sub-district-non-HSPA user that can use uses power-the do not support power that the multicarrier user uses.
Step 7) is determined the spendable maximum data code channel number of multicarrier according to the code channel number of cell configuration data code channel number and non-multicarrier user use.Wherein, the code channel number of the data code channel number of the spendable maximum data code channel number=cell configuration of multicarrier-non-multicarrier user use.
The maximum power that the step 8) scheduler can be used according to the multicarrier user, spendable data code channel number of multicarrier and control code channel number are determined this sub-district efficient cell multi-carrier resource units.Wherein, efficient cell multi-carrier resource units=min (the resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, the resource units number=data code channel number of data code channel correspondence; Resource units number=control code channel number the * 15 of control code channel correspondence; (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power to the maximum power * 15/ that the resource units number=the multicarrier user can use of power correspondence.In the present embodiment, the value of MPO is 8.
The step 9) scheduler carries out the dispatching cell ordering from high to low to the multicarrier efficient resource units of each sub-district, is carrying out the scheduling next time of step 4 after ordering is finished.
Above-mentioned explanation illustrates and has described the preferred embodiments of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the disclosed form of this paper, should not regard eliminating as to other embodiment, and can be used for various other combinations, modification and environment, and can in invention contemplated scope described herein, change by the technology or the knowledge of above-mentioned instruction or association area.And change that those skilled in the art carried out and variation do not break away from the spirit and scope of the present invention, then all should be in the protection range of claims of the present invention.
Claims (10)
1. a multi-carrier district combined scheduling method is characterized in that, comprising:
Step 1, initialization dispatching multi-carrier cells order;
Step 2, each scheduling time, the dispatching multi-carrier cells order that the scheduler basis is determined is dispatched the user of each sub-district successively, writes down local resource operating position in this scheduling;
Step 3 is determined the dispatching sequence of multi-carrier district next time, continues step 2.
2. the method for claim 1 is characterized in that, in the step 1, specifically comprises:
Step 11, scheduler are checked all cell parameters, comprising: district pilots power, the total available horsepower in sub-district, the professional available horsepower of HSPA, control code channel number and data code channel number;
Step 12 according to the professional available horsepower of the HSPA of sub-district, control code channel number and data code channel number, is determined efficient cell multi-carrier resource units;
Step 13 sorts to dispatching cell from high to low according to efficient cell multi-carrier resource units.
3. method as claimed in claim 2 is characterized in that, determines efficient cell multi-carrier resource units in the step 12 in the following manner:
Efficient cell multi-carrier resource units=min (resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, resource units number=data the code channel number of data code channel correspondence, the resource units number=control code channel number * 15 of control code channel correspondence, the professional available horsepower * 15/ of the resource units number of power correspondence=HSPA (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power.
4. the method for claim 1 is characterized in that, in the step 2, specifically comprises:
Step 21, in each scheduling time, scheduler carries out user's scheduling in proper order according to the cell scheduling of determining;
Step 22, the total available horsepower of using in this cell scheduling of scheduler records in sub-district, non-HSPA user use power, do not support the power that the multicarrier user uses and do not support the code channel number that the multicarrier user uses.
5. method as claimed in claim 4 is characterized in that step 3 specifically comprises:
Step 31, scheduler uses power and does not support the power that the multicarrier user uses according to the total available horsepower in sub-district, the non-HSPA user of record, determine the maximum power that the multicarrier user can use, the power that the total available horsepower in maximum power=sub-district that the multicarrier user can use-non-HSPA user uses power-do not support multicarrier user to use;
Step 32 is determined the spendable maximum code channel number of multicarrier according to the code channel number of cell configuration data code channel number and non-multicarrier user use;
Step 33, the maximum power that scheduler can be used according to the multicarrier user, spendable maximum data code channel number of multicarrier and control code channel number are determined the efficient cell multi-carrier resource units of this sub-district;
Step 34, scheduler carries out the dispatching cell ordering from high to low to the efficient cell multi-carrier resource units of each sub-district, is carrying out the scheduling next time of step 21 after ordering is finished.
6. method as claimed in claim 5 is characterized in that, determines the spendable maximum data code channel number of multicarrier in the step 32 in the following manner:
The code channel number that the data code channel number of the spendable maximum data code channel number=cell configuration of multicarrier-non-multicarrier user uses.
7. method as claimed in claim 5 is characterized in that, determines the efficient cell multi-carrier resource units of this sub-district in the step 33 in the following manner:
Efficient cell multi-carrier resource units=min (the resource units number of data code channel correspondence, the resource units number of control code channel correspondence, the resource units number of power correspondence), wherein, the resource units number=data code channel number of data code channel correspondence; Resource units number=control code channel number the * 15 of control code channel correspondence; (district pilots power+MPO), wherein, MPO is the skew of the relative pilot power of HS-DSCH power to the maximum power * 15/ that the resource units number=the multicarrier user can use of power correspondence.
8. a scheduler is characterized in that, comprising: initialization module, logging modle, order module and scheduler module,
Described initialization module is used for initialization dispatching multi-carrier cells order;
Described scheduler module is used for dispatching successively according to the cell scheduling order of determining in each user of each sub-district scheduling time;
Described order module is used for determining the dispatching sequence of multi-carrier district next time.
9. scheduler as claimed in claim 8 is characterized in that described scheduler also comprises logging modle, is used for writing down this scheduling local resource operating position.
10. a multi-carrier district combined dispatching system is characterized in that, comprises scheduler as claimed in claim 8 and user.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070218918A1 (en) * | 2006-03-15 | 2007-09-20 | Lucent Technologies Inc. | Method of scheduling data transmission for a multi-carrier wireless communication system |
| CN101588605A (en) * | 2009-06-24 | 2009-11-25 | 华为技术有限公司 | Method for dispatching multi-carrier cells and network device |
| CN101925181A (en) * | 2009-06-11 | 2010-12-22 | 大唐移动通信设备有限公司 | Method and device for scheduling multi-carrier system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070218918A1 (en) * | 2006-03-15 | 2007-09-20 | Lucent Technologies Inc. | Method of scheduling data transmission for a multi-carrier wireless communication system |
| CN101925181A (en) * | 2009-06-11 | 2010-12-22 | 大唐移动通信设备有限公司 | Method and device for scheduling multi-carrier system |
| CN101588605A (en) * | 2009-06-24 | 2009-11-25 | 华为技术有限公司 | Method for dispatching multi-carrier cells and network device |
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