CN107124765A - Resource allocation methods, device and system based on WCDMA heterogeneous networks - Google Patents
Resource allocation methods, device and system based on WCDMA heterogeneous networks Download PDFInfo
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- CN107124765A CN107124765A CN201610104223.1A CN201610104223A CN107124765A CN 107124765 A CN107124765 A CN 107124765A CN 201610104223 A CN201610104223 A CN 201610104223A CN 107124765 A CN107124765 A CN 107124765A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0473—Wireless resource allocation based on the type of the allocated resource the resource being transmission power
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Abstract
The invention discloses a kind of resource allocation methods based on WCDMA heterogeneous networks, device and system, belong to WCDMA heterogeneous network technical fields.Wherein, this method includes：The quality of uplink signal signal interference ratio that UE is covered in micro- sector and covered in grand sector is measured respectively；Covered according to UE in micro- sector and the difference of quality of uplink signal signal interference ratio covered in grand sector and the covering of grand sector and the maximum degree of unbalancedness of micro- sector covering uplink downlink are that UE distributes base-band resource and power resource.Using the present invention, up covering and descending covering imbalance area UE descending interference can be become useful signal, so that the descending power of micro- covering is unrestricted, the uplink baseband resource of grand sector covering and the downgoing baseband resource and downlink power resources of the covering of micro- sector can be saved, so as to improve the base-band resource and power resource utilization rate of logic district.
Description
Technical field
The present invention relates to WCDMA (Wideband Code Division Multiple Access, WCDMA mobile communication system) heterogeneous network (Hetnet) field, more particularly to a kind of resource allocation methods based on WCDMA heterogeneous networks, device and system.
Background technology
With the fast development of mobile broadband service in recent years, the data service of various 3GPP standards intelligent terminals (such as mobile phone, data card, iPad) shows blowout application, and the data traffic and the various APP applications based on mobile Internet application for directly resulting in hot zones show explosive growth trend.The traditional macrocell performance of enhancing has been difficult to fully meet demand, this is accomplished by providing new Networking Solutions ＆ provisioned on traditional macro base station network foundation, then occurs in that using the low-power radio frequency far-pulling module of same frequency is disposed in macrocell to solve burgeoning data traffic and the various APP application demands applied based on mobile Internet.
These low-power far-pulling modules are deployed in macrocell to realize the supplement covering to focus, in order to improve spectrum utilization, wherein micro- sector covering (low-power covering) uses identical networking scheme with the covering of grand sector, UE covered in micro- sector grand sector covering between be moved after, there is soft handover Signalling exchange between base station and UE, correspondingly, RNC (Radio Network Controller can be increased, radio network controller) side number of cells resource consumption, bring the cost increase in terms of resource management.It refer to Fig. 1; in order to which the signaling for reducing user is exchanged; reduce RNC number of cells resource consumptions, it will usually a logic district is merged into the covering of grand sector and the covering of micro- sector, so as to make full use of the advantage of the descending covering of up covering advantage and grand sector of grand sector and micro- sector.
However, grand sector covering and the covering of micro- sector are merged into behind a logic district, up covering and the scene of descending covering balance of grand sector covering and the covering of micro- sector often only considered.Up covering and the descending unbalanced scene of covering of grand sector covering and the covering of micro- sector are not accounted for.Fig. 2 is refer to, micro- sector covering associated base-band downlink resource and radio frequency resource distribution are just triggered when recognizing up covering border, can so cause the descending interference of uneven area user to increase, the descending power of micro- sector covering is limited；Or the lower descending performance of user of micro- sector covering is influenceed, the descending power utilization ratio of micro- sector covering is low.So as to cause the uneven area user of the logic district uplink downlink after merging to waste macro base station and the base-band resource and power resource of micro-base station.
The content of the invention
In view of this, it is an object of the invention to provide a kind of resource allocation methods based on WCDMA heterogeneous networks, device and system, to solve the technical problem that the uneven area user of uplink downlink in the logic district after merging wastes to macro base station and the base-band resource and power resource of micro-base station.
The technical scheme that present invention solution above-mentioned technical problem is used is as follows：
According to an aspect of the present invention there is provided a kind of resource allocation methods based on WCDMA heterogeneous networks, applied to Base Band Unit, this method comprises the following steps：
A logic district is merged into the covering of grand sector and the covering of micro- sector；Wherein, the baseband subsystems of logic district include grand sector baseband module and micro- sector baseband module, and Radio Frequency Subsystem includes grand sector radio-frequency module and micro- sector radio-frequency module；
After monitoring that UE covers mobile between the covering of micro- sector in grand sector, notification logic cell cover according to UE in micro- sector and the grand sector covering quality of uplink signal signal interference ratio difference and the covering of grand sector and micro- sector maximum degree of unbalancedness of covering uplink downlink be that the UE becomes more meticulous and distributes base-band resource and power resource.
Preferably, the above method also includes：
After monitoring that the UE sets up wireless connection with the logic district, notification logic cell is UE initialization distribution base-band resource and power resource.
According to another aspect of the present invention there is provided a kind of resource allocation methods based on WCDMA heterogeneous networks, applied to logic district, this method comprises the following steps：
The quality of uplink signal signal interference ratio that UE is covered in micro- sector and the quality of uplink signal signal interference ratio covered in grand sector are measured respectively；
Covered according to UE in micro- sector and the difference of quality of uplink signal signal interference ratio covered in grand sector and the covering of grand sector and the maximum degree of unbalancedness of micro- sector covering uplink downlink are that UE distributes base-band resource and power resource.
Preferably, quality of uplink signal signal interference ratio and include in the quality of uplink signal signal interference ratio that grand sector is covered that UE covers in micro- sector are measured respectively：
Micro- sector baseband module measures the quality of uplink signal signal interference ratio that UE is covered in micro- sector, and grand sector baseband module measures the quality of uplink signal signal interference ratio that UE is covered in grand sector.
Preferably, covered in micro- sector according to UE and the difference of quality of uplink signal signal interference ratio covered in grand sector and the covering of grand sector and micro- sector maximum degree of unbalancedness of covering uplink downlink are that UE becomes more meticulous distribution base-band resource and power resource includes：
As DU >=(SIRs-SIRm) ＞ Th, grand sector baseband module is UE allocation of downlink coding resources, and grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource；
Wherein, DU represents grand sector covering and the maximum degree of unbalancedness of micro- sector covering uplink downlink, SIRs represents the quality of uplink signal signal interference ratio that UE is covered in micro- sector, SIRm represents the quality of uplink signal signal interference ratio that UE is covered in grand sector, Th represents quality of uplink signal signal interference ratio difference threshold value, and 6dB >=Th ＞ 0dB.
According to a further aspect of the invention there is provided a kind of resource allocation device based on WCDMA heterogeneous networks, applied to Base Band Unit, the device includes：
Combining unit, for the covering of grand sector and the covering of micro- sector to be merged into a logic district；Wherein, the baseband subsystems of logic district include grand sector baseband module and micro- sector baseband module, and Radio Frequency Subsystem includes grand sector radio-frequency module and micro- sector radio-frequency module；
Monitoring unit, is moved for that ought monitor whether that UE is covered in grand sector between the covering of micro- sector；
Notification unit, for after monitoring that UE covers mobile between the covering of micro- sector in grand sector, notification logic cell cover according to UE in micro- sector and the difference of quality of uplink signal signal interference ratio covered in grand sector and the covering of grand sector and micro- sector maximum degree of unbalancedness of covering uplink downlink are that UE becomes more meticulous and distributes base-band resource and power resource.
Preferably, monitoring unit is additionally operable to：Monitor whether that UE sets up wireless connection with logic district；Accordingly, notification unit is additionally operable to：After monitoring that UE sets up wireless connection with logic district, notification logic cell is UE initialization distribution base-band resource and power resource.
According to a further aspect of the invention there is provided a kind of resource allocation device based on WCDMA heterogeneous networks, applied to logic district, the device includes：
Measuring unit, measures the quality of uplink signal signal interference ratio that UE is covered in micro- sector and the quality of uplink signal signal interference ratio covered in grand sector respectively；
Processing unit, is that UE distributes base-band resource and power resource for the difference of quality of uplink signal signal interference ratio for being covered and being covered in grand sector in micro- sector according to UE and the covering of grand sector and the maximum degree of unbalancedness of micro- sector covering uplink downlink.
Preferably, measuring unit specifically for：
The quality of uplink signal signal interference ratio that UE is covered in micro- sector is measured using micro- sector baseband module, the quality of uplink signal signal interference ratio that UE is covered in grand sector is measured using grand sector baseband module.
Preferably, processing unit specifically for：As DU >=(SIRs-SIRm) ＞ Th, grand sector baseband module is UE allocation of downlink coding resources, and grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource；
Wherein, DU represents grand sector covering and the maximum degree of unbalancedness of micro- sector covering uplink downlink, SIRm represents the quality of uplink signal signal interference ratio that UE is covered in grand sector, SIRs represents the quality of uplink signal signal interference ratio that the UE is covered in micro- sector, Th represents quality of uplink signal signal interference ratio difference threshold value, and 6dB >=Th ＞ 0dB.
According to a further aspect of the invention there is provided a kind of resource allocation system based on WCDMA heterogeneous networks, the system include Base Band Unit and logic district, wherein, Base Band Unit include the above-mentioned resource allocation device based on WCDMA heterogeneous networks；Logic district includes the above-mentioned resource allocation device based on WCDMA heterogeneous networks.
The method that the present invention is provided, device and system, by covering up-link service quality signal interference ratio difference size in the covering of grand sector and micro- sector for UE, and grand sector covering and micro- sector maximum degree of unbalancedness of covering uplink downlink carry out become more meticulous distribution base-band resource and power resource, up covering and descending covering imbalance area UE descending interference can be become useful signal, so that the descending power of micro- covering is unrestricted, the uplink baseband resource of grand sector covering and the downgoing baseband resource and downlink power resources of the covering of micro- sector can be saved, so as to improve macro base station and the base-band resource and the utilization rate of power resource of micro-base station.
Brief description of the drawings
Fig. 1 is that grand sector is covered and micro- sector covers the schematic diagram for merging into a logic district.
Fig. 2 is the resource allocation schematic diagram for covering uneven area user in correlation technique for up-downgoing.
Fig. 3 is the flow chart for the resource allocation methods based on WCDMA heterogeneous networks applied to Base Band Unit that the embodiment of the present invention one is provided.
Fig. 4 is the resource allocation schematic diagram for covering uneven area user in the embodiment of the present invention for up-downgoing.
Fig. 5 is the flow chart for the resource allocation methods based on WCDMA heterogeneous networks applied to logic district that the embodiment of the present invention two is provided.
Fig. 6 is a kind of flow chart for resource allocation methods based on WCDMA heterogeneous networks that the preferred embodiment of the present invention three is provided.
Fig. 7 is a kind of function structure chart for resource allocation device based on WCDMA heterogeneous networks that the embodiment of the present invention four is provided.
Fig. 8 is a kind of function structure chart for resource allocation device based on WCDMA heterogeneous networks that the embodiment of the present invention five is provided.
Embodiment
In order that technical problems, technical solutions and advantages to be solved are clearer, clear, below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Embodiment one
As shown in figure 3, the resource allocation methods provided in an embodiment of the present invention based on WCDMA heterogeneous networks, applied to Base Band Unit, this method comprises the following steps：
S302, by grand sector cover and micro- sector covering merge into a logic district.
Specifically, grand sector as shown in Figure 1 covering and micro- sector cover the schematic diagram for merging into a logic district.Logic district sets corresponding baseband subsystems and Radio Frequency Subsystem, and baseband subsystems include grand sector baseband module and micro- sector baseband module, and Radio Frequency Subsystem includes grand sector radio-frequency module and micro- sector radio-frequency module.In order to which the grand sector baseband module, micro- sector baseband module, grand sector radio-frequency module and the micro- sector radio-frequency module that improve under spectrum utilization, a logic district are all launched using identical downlink scrambling code.
Under circumstance of initialization, after Base Band Unit monitors that UE sets up wireless connection with logic district, notification logic cell is UE initialization distribution base-band resource and power resource.Specially grand sector baseband module is that the UE distributes base-band resource, and grand sector radio-frequency module is the UE distribution power resources.I.e.：The grand sector baseband module of baseband subsystems and the grand sector radio-frequency module of Radio Frequency Subsystem are that the UE is assigned with corresponding base-band resource and power resource, and the micro- sector baseband module of baseband subsystems and the micro- sector radio-frequency module of Radio Frequency Subsystem do not distribute base-band resource and power resource for the UE.
S304, after monitoring that UE covers mobile between the covering of micro- sector in grand sector, it is that UE becomes more meticulous distribution base-band resource and power resource that notification logic cell covers the maximum degree of unbalancedness of uplink downlink according to UE in the difference for the quality of uplink signal signal interference ratio that micro- sector is covered and grand sector is covered and the covering of grand sector and micro- sector.
Preferably, notification logic cell is moved in UE and covered in micro- sector and during region of the difference between the maximum degree of unbalancedness of default thresholding and uplink downlink in the quality of uplink signal signal interference ratio that grand sector is covered, grand sector baseband module is UE allocation of downlink coding resources, grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource.
Specifically, the resource allocation schematic diagram to cover uneven area user in conventional art for up-downgoing as shown in Figure 2.Conventional art is in order to save the base-band resource and downlink power resources of grand sector covering up-downgoing business, it often only considered up covering and the scene of descending covering balance, without considering up covering and the descending unbalanced scene of covering, micro- coverage sector associated base-band downlink resource and radio frequency resource distribution are for example just triggered when recognizing up covering border, micro- sector covering downgoing baseband wasting of resources can so be caused, power resource consumption is excessive to cause power resource to be limited, uneven area user is more, micro- sector covering base-band resource wastes more serious, micro- sector coverage power is resource-constrained more serious.In order to make full use of the advantage of the up covering advantage of grand, micro- sector covering and the descending covering of grand sector covering, the embodiment of the present invention is for macro base station and the advantage of micro-base station, as shown in Figure 4, as DU >=(SIRs-SIRm) ＞ Th, grand sector baseband module is UE allocation of downlink coding resources, grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource；Wherein, DU (Downlink Uplink) represents grand sector covering and the maximum degree of unbalancedness of micro- sector covering uplink downlink, SIRm represents the quality of uplink signal signal interference ratio that UE is covered in grand sector, SIRs represents the quality of uplink signal signal interference ratio that the UE is covered in micro- sector, Th represents quality of uplink signal signal interference ratio difference threshold value, and 6dB >=Th ＞ 0dB.For Fig. 3 is using up covering border as the method for adjudicating foundation, up covering and descending covering imbalance area UE descending interference can be become useful signal, so that the descending power of micro- covering is unrestricted, the uplink baseband resource for saving grand sector covering and the downgoing baseband resource and downlink power resources of the covering of micro- sector are so more saved, so as to improve macro base station and the base-band resource and the utilization rate of power resource of micro-base station.
Embodiment two
As shown in figure 5, a kind of resource allocation methods based on WCDMA heterogeneous networks provided in an embodiment of the present invention, applied to logic district, this method comprises the following steps：
S502, the quality of uplink signal signal interference ratio that UE covers in micro- sector and the quality of uplink signal signal interference ratio covered in grand sector are measured respectively.
Specifically, this step S502 further comprises：Grand sector baseband module measures the quality of uplink signal signal interference ratio that UE is covered in grand sector, and micro- sector baseband module measures the quality of uplink signal signal interference ratio that UE is covered in micro- sector.
S504, the difference for the quality of uplink signal signal interference ratio for being covered according to UE and being covered in grand sector in micro- sector and the covering of grand sector and micro- sector maximum degree of unbalancedness of covering uplink downlink are that UE becomes more meticulous distribution base-band resource and power resource.
In some preferred embodiments, this step S504 further comprises：As DU >=(SIRs-SIRm) ＞ Th, grand sector baseband module is UE allocation of downlink coding resources, and grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource；Wherein, DU represents grand sector covering and the maximum degree of unbalancedness of micro- sector covering uplink downlink, SIRm represents the quality of uplink signal signal interference ratio that UE is covered in grand sector, SIRs represents the quality of uplink signal signal interference ratio that the UE is covered in micro- sector, Th represents quality of uplink signal signal interference ratio difference threshold value, and 6dB >=Th ＞ 0dB.
Specifically, the resource allocation schematic diagram to cover uneven area user in conventional art for up-downgoing as shown in Figure 3.Conventional art is in order to save the base-band resource and downlink power resources of grand sector covering up-downgoing business, it often only considered up covering and the scene of descending covering balance, without considering up covering and the descending unbalanced scene of covering, small micro- covering associated base-band downlink resource and radio frequency resource distribution are for example just triggered when recognizing up covering border, micro- sector covering downgoing baseband wasting of resources can so be caused, power resource consumption is excessive to cause power resource to be limited, uneven area user is more, micro- sector covering base-band resource wastes more serious, micro- sector coverage power is resource-constrained more serious.In order to make full use of the advantage of the up covering advantage of grand, micro- sector covering and the descending covering of grand sector covering, the embodiment of the present invention is for macro base station and the advantage of micro-base station, as shown in Figure 4, as DU >=(SIRs-SIRm) ＞ Th, grand sector baseband module is UE allocation of downlink coding resources, grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource；Wherein, DU represents grand sector covering and the maximum degree of unbalancedness of micro- sector covering uplink downlink, SIRm represents the quality of uplink signal signal interference ratio that UE is covered in grand sector, SIRs represents the quality of uplink signal signal interference ratio that the UE is covered in micro- sector, Th represents quality of uplink signal signal interference ratio difference threshold value, and 6dB >=Th ＞ 0dB.I.e. when UE, which is moved to UE, to be covered in micro- sector and cover the region between the maximum degree of unbalancedness of uplink downlink between default threshold parameter and the covering of grand sector and micro- sector in the difference for the quality of uplink signal signal interference ratio that grand sector is covered, the grand sector baseband module of baseband subsystems continues as user's allocation of downlink coding resource, but do not distribute reverse link traffic channel demodulation resource for the user, associate uplink physical channel data (except up DPCCH channels) is not handled, so as to save the uplink baseband process resource of grand covering；The grand sector radio-frequency module of Radio Frequency Subsystem continues as user's allocation of downlink power resource.Micro- sector baseband module of baseband subsystems is that the user distributes uplink demodulation resource, but it is not user's allocation of downlink coding resource, do not handle down physical channel data to save the downgoing baseband process resource of micro- covering for the user, micro- sector radio-frequency module of Radio Frequency Subsystem is not user's allocation of downlink power resource, so as to save the downlink power resources of micro- covering.The overall performance effect of lifting logic district is so reached, macro base station and the base-band resource and the utilization ratio of downlink power resources of micro-base station is improved.
Embodiment three
As shown in fig. 6, a kind of resource allocation methods based on WCDMA heterogeneous networks that the preferred embodiment of the present invention is provided, this method comprises the following steps：
S602, Base Band Unit cover grand sector and a logic district is merged into the covering of micro- sector.
S604, Base Band Unit monitor that UE and logic district are set up after wireless connection, notification logic cell initialization distribution base-band resource and power resource.
S606, grand sector baseband module are that the UE distributes base-band resource, and grand sector radio-frequency module is the UE distribution power resources.
S608, monitor UE covered in grand sector it is mobile between the covering of micro- sector after, notification logic cell is that UE becomes more meticulous distribution base-band resource and power resource.
S610, grand sector baseband module measure the quality of uplink signal signal interference ratio that UE is covered in grand sector, and micro- sector baseband module measures the quality of uplink signal signal interference ratio that UE is covered in micro- sector.
S612, when UE covered in micro- sector and in the difference for the quality of uplink signal signal interference ratio that grand sector is covered between the maximum degree of unbalancedness of default thresholding and uplink downlink when, grand sector baseband module is UE allocation of downlink coding resources, grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource.
In embodiments of the present invention, macro base station is that UE distributes base-band resource and power resource during initialization, when UE covers the region that the difference of the quality of uplink signal signal interference ratio of micro- sector covering and the covering of grand sector is moved between the covering of micro- sector between default thresholding and the maximum degree of unbalancedness of uplink downlink in grand sector, the grand sector baseband module of baseband subsystems continues as user's allocation of downlink coding resource, but do not distribute reverse link traffic channel demodulation resource for the user, associate uplink physical channel data is not handled (except up DPCCH channels), so as to save the uplink baseband process resource of grand covering；The grand sector radio-frequency module of Radio Frequency Subsystem continues as user's allocation of downlink power resource.Micro- sector baseband module of baseband subsystems is that the user distributes uplink demodulation resource, but it is not user's allocation of downlink coding resource, do not handle down physical channel data to save the downgoing baseband process resource of micro- covering for the user, micro- sector radio-frequency module of Radio Frequency Subsystem is not user's allocation of downlink power resource, so as to save the downlink power resources of micro- covering.The overall performance effect of lifting logic district is so reached, macro base station and the base-band resource and the utilization ratio of downlink power resources of micro-base station is improved.
Example IV
As shown in fig. 7, a kind of resource allocation device based on WCDMA heterogeneous networks provided in an embodiment of the present invention, applied to Base Band Unit, the device includes combining unit 101, monitoring unit 102 and notification unit 103, wherein：
Combining unit 101, for the covering of grand sector and the covering of micro- sector to be merged into a logic district；Wherein, the baseband subsystems of logic district include grand sector baseband module and micro- sector baseband module, and Radio Frequency Subsystem includes grand sector radio-frequency module and micro- sector radio-frequency module.
Specifically, grand sector as shown in Figure 2 covering and micro- sector cover the schematic diagram for merging into a logic district.In order to which the grand sector baseband module, micro- sector baseband module, grand sector radio-frequency module and the micro- sector radio-frequency module that improve under spectrum utilization, a logic district are all launched using identical downlink scrambling code.
Monitoring unit 102, is moved for having monitored whether that UE is covered in grand sector between the covering of micro- sector.
Notification unit 103, for after monitoring that UE covers mobile between the covering of micro- sector in grand sector, notification logic cell cover according to UE in micro- sector and the difference of quality of uplink signal signal interference ratio covered in grand sector and the covering of grand sector and micro- sector maximum degree of unbalancedness of covering uplink downlink are that UE becomes more meticulous and distributes base-band resource and power resource.
In other preferred embodiments, monitoring unit 20 is additionally operable to：Monitor whether that UE sets up wireless connection with logic district.Accordingly, notification unit 103 is additionally operable to：After monitoring that UE sets up wireless connection with logic district, notification logic cell UE initialization distribution base-band resource and power resource.I.e. under circumstance of initialization, after Base Band Unit monitors that UE sets up wireless connection with logic district, grand sector baseband module is notified to distribute base-band resource for the UE, grand sector radio-frequency module is the UE distribution power resources.I.e. the grand sector radio-frequency module of the grand sector baseband module of baseband subsystems and Radio Frequency Subsystem is that the UE is assigned with corresponding base-band resource and power resource, and the micro- sector baseband module of baseband subsystems and the micro- sector radio-frequency module of Radio Frequency Subsystem do not distribute base-band resource and power resource for the UE.
Embodiment five
As shown in fig. 7, a kind of resource allocation device based on WCDMA heterogeneous networks provided in an embodiment of the present invention, applied to logic district, the device includes receiving unit 201, measuring unit 202 and processing unit 203, wherein：
Measuring unit 202, measures the quality of uplink signal signal interference ratio that UE is covered in micro- sector and the quality of uplink signal signal interference ratio covered in grand sector respectively.
Specifically, measuring unit 202 specifically for：The quality of uplink signal signal interference ratio that UE is covered in grand sector is measured using grand sector baseband module, the quality of uplink signal signal interference ratio that UE is covered in micro- sector is measured using micro- sector baseband module.
Processing unit 203, becomes more meticulous for the difference according to the UE quality of uplink signal signal interference ratios covered in the covering of micro- sector and micro- sector and the covering of grand sector and micro- sector covering uplink downlink maximum degree of unbalancedness UE and distributes base-band resource and power resource.
Preferably, processing unit 30 specifically for：As DU >=(SIRs-SIRm) ＞ Th, grand sector baseband module is UE allocation of downlink coding resources, and grand sector radio-frequency module is UE allocation of downlink power resources, and micro- sector covering baseband module is that UE distributes uplink demodulation resource；Wherein, DU represents grand sector covering and the maximum degree of unbalancedness of micro- sector covering uplink downlink, SIRm represents the quality of uplink signal signal interference ratio that UE is covered in grand sector, SIRs represents the quality of uplink signal signal interference ratio that the UE is covered in micro- sector, Th represents quality of uplink signal signal interference ratio difference threshold value, and 6dB >=Th ＞ 0dB.
In embodiments of the present invention, macro base station is that UE distributes base-band resource and power resource during initialization, when UE covers the region that the difference of the quality of uplink signal signal interference ratio of micro- sector covering and the covering of grand sector is moved between the covering of micro- sector between default thresholding and the maximum degree of unbalancedness of uplink downlink in grand sector, the grand sector baseband module of baseband subsystems continues as user's allocation of downlink coding resource, but do not distribute reverse link traffic channel demodulation resource for the user, associate uplink physical channel data is not handled (except up DPCCH channels), so as to save the uplink baseband process resource of grand covering；The grand sector radio-frequency module of Radio Frequency Subsystem continues as user's allocation of downlink power resource.Micro- sector baseband module of baseband subsystems is that the user distributes uplink demodulation resource, but it is not user's allocation of downlink coding resource, do not handle down physical channel data to save the downgoing baseband process resource of micro- covering for the user, micro- sector radio-frequency module of Radio Frequency Subsystem is not user's allocation of downlink power resource, so as to save the downlink power resources of micro- covering.
In addition, including Base Band Unit and logic district present invention also offers a kind of system, the Base Band Unit includes the resource allocation device based on WCDMA heterogeneous networks of above-described embodiment three；The logic district includes the resource allocation device based on WCDMA heterogeneous networks of above-described embodiment four.
It is applicable, no longer repeats one by one it should be noted that the technical characteristic in above method embodiment is corresponded in the embodiment of device and system.
The method that the present invention is provided, device and system, by covering up-link service quality SIR difference sizes in the covering of grand sector and micro- sector for UE, and grand sector covering and micro- sector maximum degree of unbalancedness of covering uplink downlink carry out become more meticulous distribution base-band resource and power resource, up covering and descending covering imbalance area UE descending interference can be become useful signal, so that the descending power of micro- covering is unrestricted, the uplink baseband resource of grand sector covering and the downgoing baseband resource and downlink power resources of the covering of micro- sector can be saved, so as to improve macro base station and the base-band resource and the utilization rate of power resource of micro-base station.
One of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method can be by program to control the hardware of correlation to complete, described program can be in a computer read/write memory medium be stored in, described storage medium, such as ROM/RAM, disk, CD.
Above by reference to the preferred embodiments of the present invention have been illustrated, not thereby limit to the interest field of the present invention.Those skilled in the art do not depart from any modifications, equivalent substitutions and improvements made in the scope of the present invention and essence, all should be within the interest field of the present invention.
Claims (11)
1. a kind of resource allocation methods based on WCDMA heterogeneous networks, applied to Base Band Unit, its
It is characterised by, this method comprises the following steps：
A logic district is merged into the covering of grand sector and the covering of micro- sector；Wherein, the logic district
Baseband subsystems include grand sector baseband module and micro- sector baseband module, Radio Frequency Subsystem include grand fan
Area's radio-frequency module and micro- sector radio-frequency module；
After monitoring that UE is mobile between the grand sector covering and micro- sector covering, notify described
Logic district is according to the UE in micro- sector covering and the upward signal matter in the grand sector covering
The difference and grand sector for measuring signal interference ratio are covered and micro- sector maximum degree of unbalancedness of covering uplink downlink is
The UE, which becomes more meticulous, distributes base-band resource and power resource.
2. the resource allocation methods according to claim 1 or 2 based on WCDMA heterogeneous networks,
Characterized in that, methods described also includes：
After monitoring that the UE sets up wireless connection with the logic district, notify that the logic district is
UE initialization distribution base-band resource and power resource.
3. a kind of resource allocation methods based on WCDMA heterogeneous networks, applied to logic district, its
It is characterised by, this method comprises the following steps：
Quality of uplink signal signal interference ratio and covered in grand sector that the UE covers in micro- sector are measured respectively
The quality of uplink signal signal interference ratio of lid；
Believed according to the UE in micro- sector covering and in the quality of uplink signal that the grand sector is covered
It is described that the difference of dry ratio and the covering of grand sector and micro- sector, which cover the maximum degree of unbalancedness of uplink downlink,
UE distributes base-band resource and power resource.
4. the resource allocation methods according to claim 3 based on WCDMA heterogeneous networks, its
It is characterised by, the quality of uplink signal signal interference ratio that the UE is measured respectively in micro- sector covering
Include with the quality of uplink signal signal interference ratio in the grand sector covering：
Micro- sector baseband module measures quality of uplink signal of the UE in micro- sector covering
Signal interference ratio, the grand sector baseband module measures upward signal matter of the UE in the grand sector covering
Measure signal interference ratio.
5. the resource allocation methods according to claim 3 based on WCDMA heterogeneous networks, its
It is characterised by, the up letter for being covered and being covered in the grand sector in micro- sector according to the UE
The difference of number quality signal interference ratio and the covering of grand sector and micro- sector covering uplink downlink are maximum uneven
Spend for the UE become more meticulous distribution base-band resource and power resource include：
As DU >=(SIRs-SIRm) ＞ Th, the grand sector baseband module is the UE allocation of downlink
Coding resource, the grand sector radio-frequency module is the UE allocation of downlink power resource, and micro- sector is covered
Lid baseband module is that the UE distributes uplink demodulation resource；
Wherein, DU represents that the grand sector covering and micro- sector covering uplink downlink are maximum uneven
Degree, SIRs represents the quality of uplink signal signal interference ratio that the UE is covered in micro- sector, and SIRm represents described
The quality of uplink signal signal interference ratio that UE is covered in grand sector, Th represents quality of uplink signal signal interference ratio difference
Threshold value, and 6dB >=Th ＞ 0dB.
6. a kind of resource allocation device based on WCDMA heterogeneous networks, applied to Base Band Unit, its
It is characterised by, the device includes：
Combining unit, for the covering of grand sector and the covering of micro- sector to be merged into a logic district；Wherein,
The baseband subsystems of the logic district include grand sector baseband module and micro- sector baseband module, radio frequency
System includes grand sector radio-frequency module and micro- sector radio-frequency module；
Monitoring unit, has monitored whether that UE covers it in the grand sector covering with micro- sector for working as
Between move；
Notification unit, for being moved between monitoring that UE is covered in the grand sector covering and micro- sector
After dynamic, the logic district is notified to be covered according to the UE in micro- sector covering and in the grand sector
Quality of uplink signal signal interference ratio difference and grand sector covering and micro- sector covering uplink downlink most
Large unbalance degree becomes more meticulous for the UE and distributes base-band resource and power resource.
7. the resource allocation device according to claim 6 based on WCDMA heterogeneous networks, its
It is characterised by, the monitoring unit is additionally operable to：Monitor whether that UE is set up with the logic district wirelessly to connect
Connect；Accordingly, the notification unit is additionally operable to：When monitoring that the UE and the logic district set up nothing
After line connection, it is UE initialization distribution base-band resource and power resource to notify the logic district.
8. a kind of resource allocation device based on WCDMA heterogeneous networks, applied to logic district, its
It is characterised by, the device includes：
Measuring unit, measure respectively quality of uplink signal signal interference ratio that the UE covers in micro- sector and
The quality of uplink signal signal interference ratio of grand sector covering；
Processing unit, for what is covered and covered in the grand sector in micro- sector according to the UE
The difference of row signal quality signal interference ratio and the covering of grand sector and micro- sector covering uplink downlink are most very much not
The degree of balance is that the UE distributes base-band resource and power resource.
9. the resource allocation device according to claim 8 based on WCDMA heterogeneous networks, its
Be characterised by, the measuring unit specifically for：
Upward signals of the UE in micro- sector covering is measured using micro- sector baseband module
Quality signal interference ratio, the UE is measured in the upper of the grand sector covering using the grand sector baseband module
Row signal quality signal interference ratio.
10. the resource allocation device based on WCDMA heterogeneous networks according to claim 9 or 10,
Characterized in that, the processing unit specifically for：
As DU >=(SIRs-SIRm) ＞ Th, the grand sector baseband module is the UE allocation of downlink
Coding resource, the grand sector radio-frequency module is the UE allocation of downlink power resource, and micro- sector is covered
Lid baseband module is that the UE distributes uplink demodulation resource；
Wherein, DU represents that the grand sector covering and micro- sector covering uplink downlink are maximum uneven
Degree, SIRm represents the quality of uplink signal signal interference ratio that the UE is covered in grand sector, and SIRs represents described
The quality of uplink signal signal interference ratio that UE is covered in micro- sector, Th represents quality of uplink signal signal interference ratio difference
Threshold value, and 6dB >=Th ＞ 0dB.
11. a kind of resource allocation system based on WCDMA heterogeneous networks, the system includes Base Band Unit
And logic district, it is characterised in that the Base Band Unit include claim described in based on WCDMA
The resource allocation device of heterogeneous network；The logic district includes the resource allocation based on WCDMA heterogeneous networks
Device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610104223.1A CN107124765A (en) | 2016-02-25 | 2016-02-25 | Resource allocation methods, device and system based on WCDMA heterogeneous networks |
| PCT/CN2016/101837 WO2017143785A1 (en) | 2016-02-25 | 2016-10-12 | Method, device, and system for allocating resources based on wcdma heterogeneous network |
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| CN201610104223.1A CN107124765A (en) | 2016-02-25 | 2016-02-25 | Resource allocation methods, device and system based on WCDMA heterogeneous networks |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109348511A (en) * | 2018-11-30 | 2019-02-15 | 中国联合网络通信集团有限公司 | A kind of distribution method and device of base-band resource |
| CN110740451A (en) * | 2019-11-05 | 2020-01-31 | 国网福建省电力有限公司经济技术研究院 | Cell deep coverage and spectrum allocation method and device based on interference suppression |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130260805A1 (en) * | 2012-03-30 | 2013-10-03 | Byoung Seong Park | Apparatus and method for controlling cell transmit power to reduce interference of cell and mobile telecommunication base station for the same |
| CN102761920B (en) * | 2012-06-29 | 2016-05-25 | 华为技术有限公司 | Communication means, equipment and system |
| CN104823497B (en) * | 2012-08-03 | 2019-12-17 | 瑞典爱立信有限公司 | Mobile device, network node and method of operating a mobile device and a network node in a mobile communication network |
| CN104244353A (en) * | 2013-06-06 | 2014-12-24 | 华为技术有限公司 | Communication method, radio network controller, and user equipment |
| CN103747496B (en) * | 2013-12-31 | 2017-10-17 | 华为技术有限公司 | Improve method, device and the user equipment of uplink signal-channel quality in heterogeneous network |
-
2016
- 2016-02-25 CN CN201610104223.1A patent/CN107124765A/en active Pending
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109348511A (en) * | 2018-11-30 | 2019-02-15 | 中国联合网络通信集团有限公司 | A kind of distribution method and device of base-band resource |
| CN109348511B (en) * | 2018-11-30 | 2021-11-19 | 中国联合网络通信集团有限公司 | Method and device for allocating baseband resources |
| CN110740451A (en) * | 2019-11-05 | 2020-01-31 | 国网福建省电力有限公司经济技术研究院 | Cell deep coverage and spectrum allocation method and device based on interference suppression |
| CN110740451B (en) * | 2019-11-05 | 2023-04-04 | 国网福建省电力有限公司经济技术研究院 | Cell deep coverage and spectrum allocation method and device based on interference suppression |
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| WO2017143785A1 (en) | 2017-08-31 |
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