CN104754653A - Method and equipment of selecting dispatching paths - Google Patents
Method and equipment of selecting dispatching paths Download PDFInfo
- Publication number
- CN104754653A CN104754653A CN201310751962.6A CN201310751962A CN104754653A CN 104754653 A CN104754653 A CN 104754653A CN 201310751962 A CN201310751962 A CN 201310751962A CN 104754653 A CN104754653 A CN 104754653A
- Authority
- CN
- China
- Prior art keywords
- communication path
- subscriber equipment
- base station
- utility function
- function value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
-
- 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
Abstract
The invention discloses a method of selecting dispatching paths; the method comprises the steps: determining all combinations of all communication paths of all user equipment according to communication paths between user equipment of each cell and a base station; acquiring a utility function value of each communication path of each user equipment according to a preset utility function and determining an utility function value of the user equipment of each communication path combination; choosing the communication path combination with the maximum utility function value from all communication path combinations, determining the communication path of each user equipment according to the communication path combination and utilizing it as the dispatching path of the user equipment. The embodiment of the invention further discloses equipment for selecting dispatching paths. By adopting the invention, the resource utilization rate of the cell base station and the system performance can be improved and the user experience effect of the system is strengthened.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of choosing method and the equipment of dispatching path.
Background technology
It is increasingly extensive that the current development along with LTE technology and LTE technology are applied, and the interference problem between co-frequency cell also becomes increasingly conspicuous.As Fig. 1, have between neighbor cell and cover overlapping areas, in the covering overlapping areas of adjacent co-frequency cell, signal between community can disturb mutually, because the Signal to Interference plus Noise Ratio that the mutual interference of cell signal makes the subscriber equipment in community receive declines, thus affect customer service experience, even cannot access network.
Prior art mainly adopts soft-frequency reuse (Soft Frequency Reuse, SFR) technology or partial frequency multiplexing (Fractional Frequency Reuse, FFR) technology to transmit to the subscriber equipment in this community.As Fig. 2, this microzonation of base station coverage is mainly divided into central area and fringe region by prior art, central area (such as central area 1 or 2) adopts Whole frequency band to launch, fringe region (such as fringe region 1 or 2) adopts partial-band, wherein, the emission band that above-mentioned fringe region 1 and fringe region adopt is not overlapping, thus the signal that the subscriber equipment being in overlapping areas is received does not interact, and ensures that subscriber equipment normally receives network signal.But in the prior art, as Fig. 2, fringe region (comprising fringe region 1 or fringe region 2) adopts partial-band to launch, and Whole frequency band cannot be adopted to launch, and so make the actual spectrum resource utilization of cell base station decline, communication system overall performance is low.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, a kind of choosing method and the equipment of dispatching path are provided, can determine that the utility function that the communication path of each cell user equipment and base station combines chooses the communication path of subscriber equipment as dispatching path according to default utility function, improve the resource utilization of cell base station and the performance of system, enhance the Consumer's Experience effect of system.
Embodiments provide a kind of choosing method dispatching path, it can comprise:
Determine all combinations of the described communication path of all described subscriber equipmenies according to the communication path of each cell user equipment and base station, wherein, the combination of each communication path comprises the described communication path of the one of subscriber equipment described in each;
Obtain according to default utility function subscriber equipment described in each each described in the utility function value of communication path, and determine the utility function value of the described subscriber equipment of communication path combination described in each;
From all described communication path combinations, select described utility function to be worth maximum communication path combination, determine the communication path of subscriber equipment described in each according to described communication path combination, as the scheduling path of described subscriber equipment.
In conjunction with first aspect, in the implementation that the first is possible, described base station comprises: macro base station or micro-base station;
The described communication path of described subscriber equipment comprises: the communication path of described subscriber equipment and described macro base station, and/or the communication path of described subscriber equipment and described micro-base station, or is empty.
In conjunction with first aspect or the first possible implementation of first aspect, in the implementation that the second is possible, described macro base station and described micro-base station are the base station of identical standard, or are the base station of different systems.
In conjunction with the first possible implementation of first aspect or the possible implementation of first aspect the second, in the implementation that the third is possible, described utility function is specially equitable proportion value;
Obtain according to default utility function each subscriber equipment described each described in communication path utility function value in obtain arbitrary subscriber equipment any one described in the utility function value of communication path, comprising:
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described macro base station, obtain the equitable proportion value that described subscriber equipment receives described macro base station signal, as the utility function value of the described communication path of described subscriber equipment;
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described micro-base station, obtain the equitable proportion value that described subscriber equipment receives described micro-base station signal, as the utility function value of the described communication path of described subscriber equipment;
When the described communication path of described subscriber equipment comprise described subscriber equipment and described macro base station, described micro-base station communication path time, obtain described subscriber equipment and receive the equitable proportion value of described macro base station signal and the equitable proportion value sum of the described micro-base station signal of described subscriber equipment reception, as the utility function value of the described communication path of described subscriber equipment;
When the described communication path of described subscriber equipment is empty, the utility function value of the described communication path of described subscriber equipment is zero.
In conjunction with the third possible implementation of first aspect, in the 4th kind of possible implementation, the described utility function value determining the described subscriber equipment of communication path combination described in each, comprising:
The utility function value of the described communication path of all described subscriber equipment in described communication path combination is superposed, obtains the utility function value of described communication path combination.
Embodiment of the present invention second aspect provides a kind of selected equipment of dispatching path, and it can comprise:
Path determination module, for determining all combinations of the described communication path of all described subscriber equipmenies according to the communication path of each cell user equipment and base station, wherein, the combination of each communication path comprises the described communication path of the one of subscriber equipment described in each;
Acquisition module, for according to preset utility function obtain subscriber equipment described in each each described in the utility function value of communication path, and determine the utility function value of the described subscriber equipment of communication path combination described in each;
Choosing module, for selecting described utility function to be worth maximum communication path combination from all described communication path combinations, determining the communication path of subscriber equipment described in each according to described communication path combination, as the scheduling path of described subscriber equipment.
In conjunction with second aspect, in the implementation that the first is possible, described base station comprises: macro base station or micro-base station;
The described communication path of the described subscriber equipment that described path determination module is determined comprises: the communication path of described subscriber equipment and described macro base station, and/or the communication path of described subscriber equipment and described micro-base station, or is empty.
In conjunction with second aspect or the first possible implementation of second aspect, in the implementation that the second is possible, described macro base station and described micro-base station are the base station of identical standard, or are the base station of different systems.
In conjunction with the first possible implementation of second aspect or the possible implementation of second aspect the second, in the implementation that the third is possible, described utility function is specially equitable proportion value;
Described acquisition module, specifically for:
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described macro base station, obtain the equitable proportion value that described subscriber equipment receives described macro base station signal, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described micro-base station, obtain the equitable proportion value that described subscriber equipment receives described micro-base station signal, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment comprise described subscriber equipment and described macro base station, described micro-base station communication path time, obtain described subscriber equipment and receive the equitable proportion value of described macro base station signal and the equitable proportion value sum of the described micro-base station signal of described subscriber equipment reception, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment is empty, be set as the utility function value of the described communication path of described subscriber equipment by zero.
In conjunction with the third possible implementation of second aspect, in the 4th kind of possible implementation, described acquisition module, also specifically for:
The utility function value of the described communication path of all described subscriber equipment in described communication path combination is superposed, obtains the utility function value of described communication path combination.
The embodiment of the present invention can determine the utility function value of the communication path of each cell user equipment and base station according to default utility function, and according to the utility function that the determination communication path of the communication path of each subscriber equipment and base station combines, and then from the combination of all communication paths, choose utility function be worth maximum communication path combination, the communication path of each subscriber equipment is determined according to the communication path combination chosen, as the scheduling path of each subscriber equipment, improve the resource utilization of cell base station and the performance of system, enhance the Consumer's Experience effect of system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that in prior art, two co-frequency cells exist the schematic diagram covering overlapping areas;
Fig. 2 is the schematic diagram that prior art process two co-frequency cells exist the method that signal when covering overlapping areas is launched;
Fig. 3 is the embodiment schematic flow sheet of the choosing method in the scheduling path that the embodiment of the present invention provides;
Fig. 4 is the scene schematic diagram of the embodiment of the choosing method in the scheduling path that the embodiment of the present invention provides;
Fig. 5 is the example structure schematic diagram of the selected equipment in the scheduling path that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, 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, belong to the scope of protection of the invention.
See Fig. 3, it is the embodiment schematic flow sheet of the choosing method in the scheduling path that the embodiment of the present invention provides.The choosing method in the scheduling path described in the present embodiment, comprises step:
S101, determines all combinations of the described communication path of all described subscriber equipmenies according to the communication path of each cell user equipment and base station.
S102, obtain according to default utility function subscriber equipment described in each each described in the utility function value of communication path, and determine the utility function value of the described subscriber equipment of communication path combination described in each.
S103, selects described utility function to be worth maximum communication path combination, determines the communication path of subscriber equipment described in each, as the scheduling path of described subscriber equipment according to described communication path combination from all described communication path combinations.
In the execution mode that some are feasible, multiple community can be comprised in the application scenarios of the choosing method in the scheduling path described in the embodiment of the present invention, method described in the embodiment of the present invention, by coordinating the scheduling between multiple community, realizes the maximization of overall utility function.When the overlapping areas of quorum sensing inhibitor appears in multiple co-frequency cell, due to the mutual interference between multiple community, the Signal to Interference plus Noise Ratio making the subscriber equipment of the overlapping areas being in quorum sensing inhibitor receive base station signal declines, even cannot access network.The embodiment of the present invention mainly through in conjunction with each subscriber equipment in this community and abutting subdistrict from the state of base station received signal, from the multiple possible communication path of subscriber equipment Received signal strength, choose the communication path that the satisfies condition scheduling path as subscriber equipment.
In the execution mode that some are feasible, as Fig. 4, subscriber equipment can receive the signal of multiple base station, such as, subscriber equipment 1 can receive the signal that macro base station 1 sends, also the signal that micro-base station 1 sends can be received, namely the communication path of subscriber equipment Received signal strength can comprise the communication path A of subscriber equipment 1 and macro base station 1, or the communication path B of subscriber equipment 1 and micro-base station 1, or the communication path A+B of the communication path of subscriber equipment 1 and macro base station 1 and subscriber equipment 1 and micro-base station 1, or be 4 kinds, sky etc.; Subscriber equipment 2 can receive the signal that macro base station 2 sends, and namely the communication path of subscriber equipment 2 Received signal strength can comprise the communication path C of subscriber equipment 2 and macro base station 2, or be 2 kinds, sky etc.; Subscriber equipment 3 can receive the signal that macro base station 3 sends, also the signal that micro-base station 3 sends can be received, the i.e. communication path of subscriber equipment 3 Received signal strength, the communication path E of subscriber equipment 3 and macro base station 3 can be comprised, or the communication path F of subscriber equipment 3 and micro-base station 3, or the communication path E+F of the communication path of subscriber equipment 3 and macro base station 3 and subscriber equipment 3 and micro-base station 3, or be 4 kinds, sky etc.In specific implementation, macro base station described in the embodiment of the present invention and micro-base station can be the base station of identical standard, such as, all Long Term Evolution (Long Term Evolution, LTE) or wifi etc., the macro base station described in the embodiment of the present invention and micro-base station also can be the base station of different systems, such as, macro base station can be LTE, and micro-base station is Wifi etc.In specific implementation, after determining all communication paths (i.e. the optional communication path of subscriber equipment) of the communication path of each cell user equipment and base station, all combinations of the communication path of all subscriber equipmenies then can be determined according to the communication path of each cell user equipment and base station, namely as subscriber equipment in Fig. 41 and subscriber equipment 2, all combinations of the communication path of subscriber equipment 3, wherein, said communication paths combination comprises a kind of communication path of each subscriber equipment, such as, when the communication path of subscriber equipment 1 is A+B, the communication path of subscriber equipment 2 is C, when the communication path of subscriber equipment 3 is E+F, then can determine that the one of the communication path of all subscriber equipmenies is combined as (A+B, C, E+F).In specific implementation, the combination of the communication path of above-mentioned subscriber equipment and subscriber equipment, the communication path of subscriber equipment is only citing, and non exhaustive.
In the execution mode that some are feasible, in order to coordinate the scheduling between multiple community better, improving the frequency spectrum resource utilization rate of community, the utility function choosing scheduling path can be preset, such as equitable proportion value.After pre-set utility function, then can obtain the utility function value of each communication path of each subscriber equipment according to default utility function, and then determine according to the utility function value of the communication path of each subscriber equipment the utility function value that the communication path of above-mentioned subscriber equipment combines.Such as, when the communication path of subscriber equipment 1 is A+B, the communication path of subscriber equipment 2 is C, when the communication path of subscriber equipment 3 is E+F, namely the one of the communication path of above-mentioned all subscriber equipmenies is combined as (A+B, C, E+F) time, the equitable proportion value pf of the communication path A of subscriber equipment 1 and macro base station 1 can be preset
1m, subscriber equipment 1 and the communication path B of micro-base station 1 equitable proportion value pf
1s, the equitable proportion value pf of the communication path C of subscriber equipment 2 and macro base station 2
2m, the equitable proportion value pf of the communication path E of subscriber equipment 3 and macro base station 3
3m, subscriber equipment 3 and the communication path F of micro-base station 3 equitable proportion value pf
3s, and then determine that the equitable proportion value that the communication path of above-mentioned subscriber equipment combines is ((pf
1m+ pf
1s)+pf
2m+ (pf
3m+ pf
3s)).In specific implementation, after determining according to said method the equitable proportion value that all communication paths combine, therefrom can choose the communication path combination that equitable proportion value is maximum, and determine the communication path of each subscriber equipment according to the communication path combination that the equitable proportion value chosen is maximum, i.e. the scheduling path of each subscriber equipment.In embodiments of the present invention, when there is quorum sensing inhibitor overlapping areas in co-frequency cell, subscriber equipment is from the situation that there will be signal during different base station received signal and interfere with each other, such as, when the communication path A with macro base station 1 selected by subscriber equipment 1, when dispatching from said communication paths A, subscriber equipment 2 and subscriber equipment 3 are also subject to the effect of signals (as in Fig. 4, dotted line represents part) of macro base station 1, so the equitable proportion value pf of subscriber equipment 2 and the communication path of macro base station 2 when now subscriber equipment 2 is dispatched from macro base station 2
2malso can be influenced, the equitable proportion value pf of the communication path of subscriber equipment 3 and macro base station 3 and micro-base station 2
3m+ pf
3salso can be influenced.The embodiment of the present invention chooses a kind of communication path combination (combination that namely the equitable proportion value of communication path combination is maximum) of subscriber equipment of the best by this mode of summation obtaining the equitable proportion value of each subscriber equipment, and then the scheduling path of each subscriber equipment is determined according to the combination of selected communication path, take into full account the communications status of each subscriber equipment, the efficiency of selection in the scheduling path of subscriber equipment can be improved, improve the utilance of cell spectrum resource, strengthen overall system performance.
The embodiment of the present invention can determine the combination of the communication path of all subscriber equipmenies according to the communication path of the subscriber equipment of each community and base station, and the utility function value of the various communication paths of each subscriber equipment is determined according to the utility function preset, and then determine the utility function value that each communication path combines and choose utility function to be worth maximum communication path combination, the communication path of each subscriber equipment is determined according to the communication path combination chosen, by the communication path setting determined for dispatching path, improve the utilance of cell spectrum resource, strengthen overall system performance.
See Fig. 5, it is the example structure schematic diagram of the selected equipment in the scheduling path that the embodiment of the present invention provides.Equipment described in the embodiment of the present invention, comprising:
Path determination module 10, for determining all combinations of the described communication path of all described subscriber equipmenies according to the communication path of each cell user equipment and base station, wherein, the combination of each communication path comprises the described communication path of the one of subscriber equipment described in each.
Acquisition module 20, for according to preset utility function obtain subscriber equipment described in each each described in the utility function value of communication path, and determine the utility function value of the described subscriber equipment of communication path combination described in each.
Choosing module 30, for selecting described utility function to be worth maximum communication path combination from all described communication path combinations, determining the communication path of subscriber equipment described in each according to described communication path combination, as the scheduling path of described subscriber equipment.
In the execution mode that some are feasible, above-mentioned acquisition module 20, specifically for:
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described macro base station, obtain the equitable proportion value that described subscriber equipment receives described macro base station signal, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described micro-base station, obtain the equitable proportion value that described subscriber equipment receives described micro-base station signal, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment comprise described subscriber equipment and described macro base station, described micro-base station communication path time, obtain described subscriber equipment and receive the equitable proportion value of described macro base station signal and the equitable proportion value sum of the described micro-base station signal of described subscriber equipment reception, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment is empty, be set as the utility function value of the described communication path of described subscriber equipment by zero.
In the execution mode that some are feasible, above-mentioned acquisition module 20, also specifically for:
The utility function value of the described communication path of all described subscriber equipment in described communication path combination is superposed, obtains the utility function value of described communication path combination.
In the execution mode that some are feasible, the selected equipment in the scheduling path described in the embodiment of the present invention specifically can be controller or data distributor etc., for controller, the selected equipment described in the embodiment of the present invention will be specifically described below.In specific implementation, above-mentioned controller can be the control module in base station, also can be self-existent control appliance.Can comprise multiple community in the application scenarios of the selected equipment in the scheduling path described in the embodiment of the present invention, the scheduling between the multiple community of selected equipment tunable described in the embodiment of the present invention, realizes the maximization of overall utility function.When the overlapping areas of quorum sensing inhibitor appears in multiple co-frequency cell, due to the mutual interference between multiple community, the Signal to Interference plus Noise Ratio making the subscriber equipment of the overlapping areas being in quorum sensing inhibitor receive base station signal declines, even cannot access network.Equipment described by the embodiment of the present invention can in conjunction with each subscriber equipment in this community and abutting subdistrict from the state of base station received signal, chooses the communication path that the satisfies condition scheduling path as subscriber equipment from the multiple possible communication path of subscriber equipment Received signal strength.
In the execution mode that some are feasible, as Fig. 4, subscriber equipment can receive the signal of multiple base station, such as, subscriber equipment 1 can receive the signal that macro base station 1 sends, also the signal that micro-base station 1 sends can be received, namely the communication path of subscriber equipment Received signal strength can comprise the communication path A of subscriber equipment 1 and macro base station 1, or the communication path B of subscriber equipment 1 and micro-base station 1, or the communication path A+B of the communication path of subscriber equipment 1 and macro base station 1 and subscriber equipment 1 and micro-base station 1, or be 4 kinds, sky etc.; Subscriber equipment 2 can receive the signal that macro base station 2 sends, and namely the communication path of subscriber equipment 2 Received signal strength can comprise the communication path C of subscriber equipment 2 and macro base station 2, or be 2 kinds, sky etc.; Subscriber equipment 3 can receive the signal that macro base station 3 sends, also the signal that micro-base station 3 sends can be received, the i.e. communication path of subscriber equipment 3 Received signal strength, the communication path E of subscriber equipment 3 and macro base station 3 can be comprised, or the communication path F of subscriber equipment 3 and micro-base station 3, or the communication path E+F of the communication path of subscriber equipment 3 and macro base station 3 and subscriber equipment 3 and micro-base station 3, or be 4 kinds, sky etc.In specific implementation, macro base station described in the embodiment of the present invention and micro-base station can be the base station of identical standard, such as, all Long Term Evolution (Long Term Evolution, LTE) or wifi etc., the macro base station described in the embodiment of the present invention and micro-base station also can be the base station of different systems, such as, macro base station can be LTE, and micro-base station is Wifi etc.In specific implementation, path determination module 10 can determine all combinations of the communication path of all subscriber equipmenies according to the communication path of the subscriber equipment in each community and base station.In specific implementation, subscriber equipment can report Signal reception state to control appliance in real time, such as, the Mean Speed, success rate etc. of Signal reception, path determination module 10 according to the communications status of subscriber equipment feedack determination subscriber equipment, and can know the communication path of subscriber equipment according to subscriber equipment feedack.After path determination module 30 determines all communication paths (i.e. the optional communication path of subscriber equipment) of each cell user equipment and base station, all combinations of the communication path of all subscriber equipmenies then can be determined according to the communication path of each cell user equipment and base station, namely as subscriber equipment in Fig. 41 and subscriber equipment 2, all combinations of the communication path of subscriber equipment 3, wherein, said communication paths combination comprises a kind of communication path of each subscriber equipment, such as, when the communication path of subscriber equipment 1 is A+B, the communication path of subscriber equipment 2 is C, when the communication path of subscriber equipment 3 is E+F, then can determine that the one of the communication path of all subscriber equipmenies is combined as (A+B, C, E+F).In specific implementation, the combination of the communication path of above-mentioned subscriber equipment and subscriber equipment, the communication path of subscriber equipment is only citing, and non exhaustive.
In the execution mode that some are feasible, in order to coordinate the scheduling between multiple community better, improving the frequency spectrum resource utilization rate of community, the utility function choosing scheduling path can be preset, such as equitable proportion value.After pre-set utility function, acquisition module 20 can obtain the utility function value of each communication path of each subscriber equipment according to default utility function, and then determines according to the utility function value of the communication path of each subscriber equipment the utility function value that the communication path of above-mentioned subscriber equipment combines.Such as, when path determination module 10 determines that the communication path of subscriber equipment 1 is A+B, the communication path of subscriber equipment 2 is C, when the communication path of subscriber equipment 3 is E+F, namely path determination module 10 determines that the one of the communication path of above-mentioned all subscriber equipmenies is combined as (A+B, C, E+F) time, acquisition module 20 can according to the equitable proportion value pf of the subscriber equipment of utility function value acquisition in advance 1 with the communication path A of macro base station 1
1m, subscriber equipment 1 and the communication path B of micro-base station 1 equitable proportion value pf
1s, the equitable proportion value pf of the communication path C of subscriber equipment 2 and macro base station 2
2m, the equitable proportion value pf of the communication path E of subscriber equipment 3 and macro base station 3
3m, subscriber equipment 3 and the communication path F of micro-base station 3 equitable proportion value pf
3s, and then can determine that the equitable proportion value that the communication path of above-mentioned subscriber equipment combines is ((pf
1m+ pf
1s)+pf
2m+ (pf
3m+ pf
3s)).In specific implementation, after acquisition module 20 determines according to said method the equitable proportion value that all communication paths combine, choose module 30 and therefrom can choose the maximum communication path combination of equitable proportion value, and determine the communication path of each subscriber equipment according to the communication path combination that the equitable proportion value chosen is maximum, i.e. the scheduling path of each subscriber equipment.In embodiments of the present invention, when there is quorum sensing inhibitor overlapping areas in co-frequency cell, subscriber equipment is from the situation that there will be signal during different base station received signal and interfere with each other, such as, when the communication path A with macro base station 1 selected by subscriber equipment 1, when dispatching from said communication paths A, subscriber equipment 2 and subscriber equipment 3 are also subject to the effect of signals (as in Fig. 4, dotted line represents part) of macro base station 1, the equitable proportion value pf of the hungry subscriber equipment 2 that when now subscriber equipment 2 is dispatched from macro base station 2, acquisition module 20 gets and the communication path of macro base station 2
2malso can be influenced, the equitable proportion value pf of the communication path of subscriber equipment 3 and macro base station 3 and micro-base station 2
3m+ pf
3salso can be influenced.Selected equipment described in the embodiment of the present invention chooses a kind of communication path combination (combination that namely the equitable proportion value of communication path combination is maximum) of subscriber equipment of the best by this mode of summation obtaining the equitable proportion value of each subscriber equipment, and then the scheduling path of each subscriber equipment is determined according to the combination of selected communication path, take into full account the communications status of each subscriber equipment, the efficiency of selection in the scheduling path of subscriber equipment can be improved, improve the utilance of cell spectrum resource, strengthen overall system performance.
Selected equipment described in the embodiment of the present invention can determine the combination of the communication path of all subscriber equipmenies according to the communication path of the subscriber equipment of each community and base station, and the utility function value of the various communication paths of each subscriber equipment is determined according to the utility function preset, and then determine the utility function value that each communication path combines and choose utility function to be worth maximum communication path combination, the communication path of each subscriber equipment is determined according to the communication path combination chosen, by the communication path setting determined for dispatching path, improve the utilance of cell spectrum resource, strengthen overall system performance.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (10)
1. dispatch the choosing method in path, it is characterized in that, comprising:
Determine all combinations of the described communication path of all described subscriber equipmenies according to the communication path of each cell user equipment and base station, wherein, the combination of each communication path comprises the described communication path of the one of subscriber equipment described in each;
Obtain according to default utility function subscriber equipment described in each each described in the utility function value of communication path, and determine the utility function value of the described subscriber equipment of communication path combination described in each;
From all described communication path combinations, select described utility function to be worth maximum communication path combination, determine the communication path of subscriber equipment described in each according to described communication path combination, as the scheduling path of described subscriber equipment.
2. the method for claim 1, is characterized in that, described base station comprises: macro base station or micro-base station;
The described communication path of described subscriber equipment comprises: the communication path of described subscriber equipment and described macro base station, and/or the communication path of described subscriber equipment and described micro-base station, or is empty.
3. method as claimed in claim 1 or 2, it is characterized in that, described macro base station and described micro-base station are the base station of identical standard, or are the base station of different systems.
4. method as claimed in claim 2 or claim 3, it is characterized in that, described utility function is specially equitable proportion value;
Obtain according to default utility function each subscriber equipment described each described in communication path utility function value in obtain arbitrary subscriber equipment any one described in the utility function value of communication path, comprising:
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described macro base station, obtain the equitable proportion value that described subscriber equipment receives described macro base station signal, as the utility function value of the described communication path of described subscriber equipment;
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described micro-base station, obtain the equitable proportion value that described subscriber equipment receives described micro-base station signal, as the utility function value of the described communication path of described subscriber equipment;
When the described communication path of described subscriber equipment comprise described subscriber equipment and described macro base station, described micro-base station communication path time, obtain described subscriber equipment and receive the equitable proportion value of described macro base station signal and the equitable proportion value sum of the described micro-base station signal of described subscriber equipment reception, as the utility function value of the described communication path of described subscriber equipment;
When the described communication path of described subscriber equipment is empty, the utility function value of the described communication path of described subscriber equipment is zero.
5. method as claimed in claim 4, is characterized in that, the described utility function value determining the described subscriber equipment of communication path combination described in each, comprising:
The utility function value of the described communication path of all described subscriber equipment in described communication path combination is superposed, obtains the utility function value of described communication path combination.
6. dispatch the selected equipment in path, it is characterized in that, comprising:
Path determination module, for determining all combinations of the described communication path of all described subscriber equipmenies according to the communication path of each cell user equipment and base station, wherein, the combination of each communication path comprises the described communication path of the one of subscriber equipment described in each;
Acquisition module, for according to preset utility function obtain subscriber equipment described in each each described in the utility function value of communication path, and determine the utility function value of the described subscriber equipment of communication path combination described in each;
Choosing module, for selecting described utility function to be worth maximum communication path combination from all described communication path combinations, determining the communication path of subscriber equipment described in each according to described communication path combination, as the scheduling path of described subscriber equipment.
7. equipment as claimed in claim 6, it is characterized in that, described base station comprises: macro base station or micro-base station;
The described communication path of the described subscriber equipment that described path determination module is determined comprises: the communication path of described subscriber equipment and described macro base station, and/or the communication path of described subscriber equipment and described micro-base station, or is empty.
8. equipment as claimed in claims 6 or 7, it is characterized in that, described macro base station and described micro-base station are the base station of identical standard, or are the base station of different systems.
9. equipment as claimed in claim 7 or 8, it is characterized in that, described utility function is specially equitable proportion value;
Described acquisition module, specifically for:
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described macro base station, obtain the equitable proportion value that described subscriber equipment receives described macro base station signal, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment is the communication path of described subscriber equipment and described micro-base station, obtain the equitable proportion value that described subscriber equipment receives described micro-base station signal, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment comprise described subscriber equipment and described macro base station, described micro-base station communication path time, obtain described subscriber equipment and receive the equitable proportion value of described macro base station signal and the equitable proportion value sum of the described micro-base station signal of described subscriber equipment reception, as the utility function value of the described communication path of described subscriber equipment; Or
When the described communication path of described subscriber equipment is empty, be set as the utility function value of the described communication path of described subscriber equipment by zero.
10. equipment as claimed in claim 9, is characterized in that, described acquisition module, also specifically for:
The utility function value of the described communication path of all described subscriber equipment in described communication path combination is superposed, obtains the utility function value of described communication path combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310751962.6A CN104754653B (en) | 2013-12-31 | 2013-12-31 | A kind of choosing method and equipment in scheduling path |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310751962.6A CN104754653B (en) | 2013-12-31 | 2013-12-31 | A kind of choosing method and equipment in scheduling path |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104754653A true CN104754653A (en) | 2015-07-01 |
| CN104754653B CN104754653B (en) | 2018-09-07 |
Family
ID=53593609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310751962.6A Active CN104754653B (en) | 2013-12-31 | 2013-12-31 | A kind of choosing method and equipment in scheduling path |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104754653B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102356653A (en) * | 2009-03-19 | 2012-02-15 | 高通股份有限公司 | Adaptive association and joint association and resource partitioning in wireless communication network |
| CN102356652A (en) * | 2009-03-19 | 2012-02-15 | 高通股份有限公司 | Adaptive resource partitioning in wireless communication network |
| EP2554011A1 (en) * | 2010-04-01 | 2013-02-06 | Qualcomm Incorporated | Interference management to support peer-to-peer communication in a wide area network |
-
2013
- 2013-12-31 CN CN201310751962.6A patent/CN104754653B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102356653A (en) * | 2009-03-19 | 2012-02-15 | 高通股份有限公司 | Adaptive association and joint association and resource partitioning in wireless communication network |
| CN102356652A (en) * | 2009-03-19 | 2012-02-15 | 高通股份有限公司 | Adaptive resource partitioning in wireless communication network |
| EP2409504B1 (en) * | 2009-03-19 | 2016-04-27 | QUALCOMM Incorporated | Adaptive resource partitioning in a wireless communication network |
| EP2554011A1 (en) * | 2010-04-01 | 2013-02-06 | Qualcomm Incorporated | Interference management to support peer-to-peer communication in a wide area network |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104754653B (en) | 2018-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102448107B (en) | Measuring-clearance configuration method, terminal and network equipment | |
| CN103684676B (en) | The notice of antenna port position relationship and definite method, system and device | |
| CN102668613B (en) | Method and apparatus for realizing base band resource pool in lte base station | |
| CN102388645B (en) | Resource distribution method and device of multiple remote radio unit common community | |
| CN103841564B (en) | A kind of frequency spectrum sharing method and network center's controlled entity | |
| CN103907369B (en) | Signal processing method and base station | |
| CN103874073B (en) | A kind of carrier selecting method of communication system, base station and terminal device | |
| CN103391576A (en) | Reporting method and device for reference signal receiving power | |
| CN103327630B (en) | The method and apparatus of the wireless resource scheduling in wireless network | |
| US20140066085A1 (en) | Secondary user selection in cooperative sensing scheduling | |
| CN105230096B (en) | Passive intermodulation signal interference dispatching method and device | |
| US9161251B2 (en) | Data transmission system for determining data transmission power using a virtual cell | |
| CN101964980A (en) | Method and device for coordinating inter-cell interference | |
| CN106412933B (en) | Communication method and device | |
| CN105025579A (en) | SRS scheduling method and device | |
| CN105637927A (en) | Communication access method and user equipment | |
| CN103402206A (en) | Interference processing method and base station | |
| CN102656936B (en) | Implementation method and device for base band resource pool in LTE base station | |
| CN102281647A (en) | joint scheduling method and device | |
| CN103974261A (en) | Device and method in wireless communication system | |
| CN103889000A (en) | Channel allocation method and device | |
| CN101808410B (en) | Resource management method, equipment and system | |
| KR20130113519A (en) | Method and device for allocating uplink channel resource of cooperative multi-point transmission/reception | |
| CN103222325A (en) | Uplink and downlink base-band resource pool realization method and base station | |
| CN101919292A (en) | Method of dynamic overhead channel power allocation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |