CN103813462A - Method and device for co-cell resource distribution of multiple remote radio units - Google Patents
Method and device for co-cell resource distribution of multiple remote radio units Download PDFInfo
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- CN103813462A CN103813462A CN201410038904.3A CN201410038904A CN103813462A CN 103813462 A CN103813462 A CN 103813462A CN 201410038904 A CN201410038904 A CN 201410038904A CN 103813462 A CN103813462 A CN 103813462A
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Abstract
The invention provides a method and a device for co-cell resource distribution of multiple remote radio units, relates to the communication field and aims at reducing the waste of channel resources in the co-cell resource distribution of multiple remote radio units in one embodiment. The method for co-cell resource distribution of multiple remote radio units is characterize in that in the cells of the multiple remote radio units, a base station measures the test values of reference signals of user equipment in the cells in each remote radio unit, and the remote radio unit with the highest test value as the working remote radio unit of the user equipment. The method and the device for the co-cell resource distribution of multiple remote radio units are applied to channel resource distribution.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of resource allocation methods and device of many remote radio unit common communities.
Background technology
At many RRU(radio remote unit, Remote Radio Unit) be total in cell scenario, although the multiple RRU in identical chamber under baseband processing unit are distributed in different sites physically, but be logically same community, so the cell parameters such as the carrier number of each RRU, frequency, channel configuration are identical.In the case, for down channel, each RRU launches identical PDSCH/PDCCH(physical downlink shared channel, Physical Downlink Shared Channel/physical downlink control channel, Physical Downlink Control Channel) signal; For up channel, each RRU combines reception or selective reception UE(subscriber equipment, user equipment) transmitting PUCCH/PUSCH(physical uplink control channel, Physical Uplink Control Channel/physical uplink shared channel Physical Uplink Shared Channel) signal.
State in realization in scheme process, inventor finds prior art, and at least there are the following problems: the in the situation that of DuoRRUGong community, subscriber equipment can take all RRU in community carrys out the sending and receiving of executive signal, occur multiple lower/upper row channels transmit/receive identical signal having caused channel resource waste.
Summary of the invention
Embodiments of the invention provide a kind of resource allocation methods and device of many remote radio unit common communities, with solve the resource of many remote radio unit common communities distribute in the problem of channel resource waste.
For achieving the above object, embodiments of the invention adopt following technical scheme:
On the one hand, the embodiment of the present invention provides a kind of resource allocation methods of many remote radio unit common communities, comprising:
In many Remote Radio Unit community, measure the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community;
Choose Remote Radio Unit that test value the is the highest work Remote Radio Unit as this subscriber equipment;
Reference signal test value under more described subscriber equipment other Remote Radio Unit in described community and at described subscriber equipment the difference of the reference signal test value under described work Remote Radio Unit, if described difference is less than preset value, choose described other Remote Radio Unit as work Remote Radio Unit simultaneously.
On the other hand, the embodiment of the present invention provides a kind of resource allocation device of many remote radio unit common communities, comprising:
Reference signal measuring unit, for measuring the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community;
Choose unit, for choosing the highest Remote Radio Unit of test value that reference signal measuring unit the measures work Remote Radio Unit as this subscriber equipment;
The described also difference of the reference signal test value under other Remote Radio Unit of described community and the described subscriber equipment reference signal test value under described work Remote Radio Unit for more described subscriber equipment of unit of choosing, if described difference is less than preset value, choose described other Remote Radio Unit as work Remote Radio Unit simultaneously.
The resource allocation methods of a kind of many remote radio unit common communities that the embodiment of the present invention provides and device, under the condition of many remote radio unit common communities, the test value of the reference signal according to subscriber equipment in community under each Remote Radio Unit is that subscriber equipment is chosen corresponding work Remote Radio Unit, the resource that has solved many remote radio unit common communities distribute in the problem of channel resource waste.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The resource allocation methods flow chart of a kind of many remote radio unit common communities that Fig. 1 provides for the embodiment of the present invention 1;
The resource allocation methods flow chart of a kind of many remote radio unit common communities that Fig. 2 provides for the embodiment of the present invention 2;
The resource assignment bit map of a kind of many remote radio unit common communities that Fig. 3 provides for the embodiment of the present invention 2;
The resource assignment bit map of a kind of many remote radio unit common communities that Fig. 4 provides for prior art;
The resource allocation device block diagram of a kind of many remote radio unit common communities that Fig. 5 provides for the embodiment of the present invention 3;
The resource allocation device block diagram of the many remote radio unit common communities of another kind that Fig. 6 provides for the embodiment of the present invention 3.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The resource allocation methods of a kind of many remote radio unit common communities that the embodiment of the present invention provides, as shown in Figure 1, its step comprises:
S101, in many Remote Radio Unit community, measure the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community.
S102, choose Remote Radio Unit that test value the is the highest work Remote Radio Unit as subscriber equipment.
Here it should be noted that, the test value of the reference signal of mentioning in step S102 can be following any one: Reference Signal Received Power (RSRP, reference signal receiving power); Or the Signal to Interference plus Noise Ratio of detection reference signal (SRS SINR, sounding reference signal; Signal to interference plus noise ratio); Or the Signal to Interference plus Noise Ratio of demodulated reference signal (DMRS SINR, demodulation reference symbol signal to interference plus noise ratio).
In addition, in following embodiment, measure the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community with base station, it should be noted that the base station here can be the base station of following any one scene: GSM(global system for mobile communications, global system for mobile communications), UMTS(universal mobile telecommunications system, universal mobile telecommunications system), WIMAX(worldwide interoperability for microwave access, worldwide interoperability for microwave access) etc. the scene of many remote radio unit common communities of other wireless standards.
In many Remote Radio Unit community, because base station is that subscriber equipment has been chosen corresponding work Remote Radio Unit, so subscriber equipment only carries out channel resource allocation on corresponding work Remote Radio Unit.
The resource allocation methods of a kind of many remote radio unit common communities that the embodiment of the present invention provides can be under the condition of many remote radio unit common communities, the test value of the reference signal according to subscriber equipment in community under each Remote Radio Unit is that subscriber equipment is chosen corresponding work Remote Radio Unit, the resource that has reduced many remote radio unit common communities distribute in the waste of channel resource.
The resource allocation methods of a kind of many remote radio unit common communities that the embodiment of the present invention provides, as shown in Figure 2, its step comprises:
S201, in many Remote Radio Unit community, the test value of the reference signal of subscriber equipment under each Remote Radio Unit in base station measurement community.
The highest Remote Radio Unit of the test value of S202, base station selection reference signal is as the work Remote Radio Unit of subscriber equipment.
The difference of S203, comparison subscriber equipment the reference signal test value under other Remote Radio Unit and the reference signal test value of subscriber equipment under its work Remote Radio Unit in community, if this difference is less than preset value, choose these other Remote Radio Unit as work Remote Radio Unit simultaneously.
Be understandable that, under normal circumstances, in the time that this subscriber equipment is the central user of its work Remote Radio Unit, the difference of the reference signal test value of this subscriber equipment under its work Remote Radio Unit and its reference signal test value under other Remote Radio Unit may be larger, in this case, by the method for step 203, unique work Remote Radio Unit may only can be selected for this subscriber equipment in base station, and this subscriber equipment can be called RRU central user; In the time that this subscriber equipment is the edge customer of its work Remote Radio Unit, the difference of the reference signal test value of this subscriber equipment under its work Remote Radio Unit and its reference signal test value under other Remote Radio Unit may be smaller, if when this difference is less than preset value, base station can be simultaneously for this subscriber equipment have been chosen multiple work Remote Radio Unit, this subscriber equipment can be called RRU edge customer, has so also guaranteed communication quality.
The test value of the reference signal of mentioning in step S202 and S203 in addition can be following any one: Reference Signal Received Power (RSRP, reference signal receiving power); Or, the Signal to Interference plus Noise Ratio (SRS SINR, sounding reference signal signal to interference plus noise ratio) of detection reference signal; Or, Signal to Interference plus Noise Ratio (the DMRS SINR of demodulated reference signal, demodulation reference symbol signal to interference plus noise ratio), what in step S203, relatively adopt when the difference of the reference signal test value of subscriber equipment under other Remote Radio Unit and the reference signal test value under work Remote Radio Unit here is the test value of same type.
After S204, base station selection work Remote Radio Unit, to the operating time timing of this Remote Radio Unit, so that proper operating time while reaching Preset Time value, work Remote Radio Unit is chosen again for this subscriber equipment in base station.
For instance, in the A of community, there is as shown in Figure 3, Figure 4 three radio frequency remote unit RRU 0, RRU1, RRU2, suppose that in figure, each little lattice represents a RB (resource block, Resource Block), in (be understandable that, each the little lattice in figure also can represent several RB) figure, the channel resource of subscriber equipment 1 is distributed in 1 representative, the channel resource of subscriber equipment 2 is distributed in 2 representatives, and 0 represents unappropriated channel resource.Wherein Fig. 3 for the embodiment of the present invention provide a kind of resource assignment bit map of many remote radio unit common communities, the resource assignment bit map of a kind of many remote radio unit common communities that Fig. 4 provides for prior art.In real scene, have physical uplink channel and physical down channel, in prior art community, for physical down channel, each RRU launches identical PDSCH/PDCCH signal; For physical uplink channel, each RRU combines reception or selective reception subscriber equipment is launched identical PUCCH/PUSCH signal.
Suppose that base station detects that the test value of the reference signal of subscriber equipment 1 under RRU0 is the highest, chooses the work RRU of RRU0 as subscriber equipment 1; If base station detects that subscriber equipment 1 is at two other RRU(RRU1, RRU2) under the test value of reference signal and the difference of the test value of reference signal under RRU0 be all greater than default comparison value, the work RRU of RRU0 as subscriber equipment 1 only chosen in base station.In the case, suppose that 1 of subscriber equipment has taken the channel resource of three RB as shown in Figure 3, and prior art as shown in Figure 4, subscriber equipment 1 can take all RRU(RRU0, RRU1, the RRU2 in community) carry out the sending and receiving of executive signal, now subscriber equipment 1 will take altogether the channel resource of nine RB in 3 RRU, and therefore embodiment of the present invention scheme has been saved channel resource.
In addition suppose radio frequency remote unit RRU 1 that the test value of base station selection reference signal the is the highest work RRU as subscriber equipment 2, the test value of the reference signal of base station measurement subscriber equipment 2 under two other RRU, find that the test value of the reference signal under RRU2 and the difference of the test value of the reference signal at RRU1 are less than default comparison value, RRU2 is also made as the work RRU of subscriber equipment 2 so, now base station selection RRU1 and RRU2 have only taken the channel resource of four RB as shown in the figure as the work RRU of subscriber equipment 2, and prior art as shown in Figure 4, subscriber equipment 1 can take all RRU(RRU0 in community, RRU1, RRU2) carry out the sending and receiving of executive signal, now subscriber equipment 1 will take altogether the channel resource of six RB in 3 RRU, therefore embodiment of the present invention scheme has been saved channel resource.Understandable upper, the RB number in above-described embodiment can be the data of hypothesis, and the number that takies RB under real scene will be determined according to actual conditions, and the present invention does not limit this.
The test value of the reference signal of mentioning in above-described embodiment can be following any one: Reference Signal Received Power (RSRP, reference signal receiving power); Or the Signal to Interference plus Noise Ratio of detection reference signal (SRS SINR, sounding reference signal signal to interference plus noise ratio); Or the Signal to Interference plus Noise Ratio of demodulated reference signal (DMRS SINR, demodulation reference symbol signal to interference plus noise ratio).
The resource allocation methods of a kind of many remote radio unit common communities that the embodiment of the present invention provides can be under the condition of many remote radio unit common communities, the test value of base station reference signal under each Remote Radio Unit according to subscriber equipment in community is that subscriber equipment is chosen corresponding work Remote Radio Unit, the resource that has reduced many remote radio unit common communities distribute in the waste of channel resource.
In addition,, because subscriber equipment is mobile device, increased the Remote Radio Unit that more changes jobs in time when work Remote Radio Unit timing course is more conducive to subscriber equipment and moves to diverse location and improved communication quality.
Embodiment 3
The resource allocation device of a kind of many remote radio unit common communities that the embodiment of the present invention provides, as shown in Figure 5, described device comprises reference signal measuring unit 51, chooses unit 52.
Reference signal measuring unit 51 is for measuring the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community.
Choose unit 52 for the highest Remote Radio Unit of test value choosing reference signal measuring unit and measure the work Remote Radio Unit as subscriber equipment.
The resource allocation device of many remote radio unit common communities that the embodiment of the present invention provides, can be under the condition of many remote radio unit common communities, the test value of the reference signal according to subscriber equipment in community under each Remote Radio Unit is that subscriber equipment is chosen corresponding work Remote Radio Unit, the resource that has reduced many remote radio unit common communities distribute in the waste of channel resource.
Further, choose unit 52 also for comparing the reference signal test value of subscriber equipment under other Remote Radio Unit of community and the difference of the reference signal test value of subscriber equipment under its work Remote Radio Unit, if this difference is less than preset value, choose these other Remote Radio Unit as work Remote Radio Unit simultaneously.Now take multiple Remote Radio Unit to provide service to be also conducive to improve service quality to subscriber equipment simultaneously.
It should be noted that, the test value of the reference signal of mentioning in above-described embodiment can be following any one: Reference Signal Received Power (RSRP, reference signal receiving power); Or the Signal to Interference plus Noise Ratio of detection reference signal (SRS SINR, sounding reference signal signal to interference plus noise ratio); Or the Signal to Interference plus Noise Ratio of demodulated reference signal (DMRS SINR, demodulation reference symbol signal to interference plus noise ratio).
Further, device as described in Figure 6, also comprises Remote Radio Unit work timing unit 53.
Remote Radio Unit work timing unit 53 is for choosing after work Remote Radio Unit, to the operating time timing of this Remote Radio Unit, so that the proper operating time is while reaching Preset Time value, again for subscriber equipment is chosen work Remote Radio Unit.
Here,, because subscriber equipment is mobile device, increased the Remote Radio Unit that more changes jobs in time when Remote Radio Unit work timing unit 53 is more conducive to subscriber equipment and moves to diverse location and improved communication quality.
The scheme that the embodiment of the present invention provides can also be applied to and comprise GSM(global system for mobile communications, global system for mobile communications), UMTS(universal mobile telecommunications system, universal mobile telecommunications system), WIMAX(worldwide interoperability for microwave access, worldwide interoperability for microwave access) etc. the scene of many remote radio unit common communities of other wireless standards, the device that the embodiment of the present invention provides can be the base station in above-mentioned each scene, also can be that independent unit is set.
The resource allocation device of a kind of many remote radio unit common communities that the embodiment of the present invention provides, can be under the condition of many remote radio unit common communities, be that subscriber equipment is chosen corresponding work Remote Radio Unit according to the test value of the reference signal of each subscriber equipment under each Remote Radio Unit in community, the resource that has reduced many remote radio unit common communities distribute in the waste of channel resource.
In addition,, because subscriber equipment is mobile device, the Remote Radio Unit that more changes jobs in time when Remote Radio Unit work timing unit is conducive to subscriber equipment and moves to diverse location is to improve communication quality.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of program command, aforesaid program can be stored in a computer read/write memory medium, this program, in the time carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (4)
1. a resource allocation methods for remote radio unit common community more than, is characterized in that, comprising:
In many Remote Radio Unit community, measure the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community;
Choose Remote Radio Unit that described test value the is the highest work Remote Radio Unit as described subscriber equipment;
Reference signal test value under more described subscriber equipment other Remote Radio Unit in described community and at described subscriber equipment the difference of the reference signal test value under described work Remote Radio Unit, if described difference is less than preset value, choose described other Remote Radio Unit as work Remote Radio Unit simultaneously.
2. method according to claim 1, is characterized in that, the test value of described reference signal, comprising:
Reference Signal Received Power or, the Signal to Interference plus Noise Ratio of detection reference signal or, the Signal to Interference plus Noise Ratio of demodulated reference signal.
3. a resource allocation device for remote radio unit common community more than, is characterized in that, comprising:
Reference signal measuring unit, for measuring the test value of the reference signal of subscriber equipment under each Remote Radio Unit in community;
Choose unit, for choosing Remote Radio Unit that test value that described reference signal measuring unit measures the is the highest work Remote Radio Unit as described subscriber equipment;
The described also difference of the reference signal test value under other Remote Radio Unit of described community and the described subscriber equipment reference signal test value under described work Remote Radio Unit for more described subscriber equipment of unit of choosing, if described difference is less than preset value, choose described other Remote Radio Unit as work Remote Radio Unit simultaneously.
4. device according to claim 3, is characterized in that, the test value of described reference signal comprises:
Reference Signal Received Power or, the Signal to Interference plus Noise Ratio of detection reference signal or, the Signal to Interference plus Noise Ratio of demodulated reference signal.
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| CN201410038904.3A CN103813462B (en) | 2011-09-19 | 2011-09-19 | Method and device for co-cell resource distribution of multiple remote radio units |
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| CN201410038904.3A CN103813462B (en) | 2011-09-19 | 2011-09-19 | Method and device for co-cell resource distribution of multiple remote radio units |
| CN201180001806.7A CN102388645B (en) | 2011-09-19 | 2011-09-19 | Resource distribution method and device of multiple remote radio unit common community |
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| CN201180001806.7A Division CN102388645B (en) | 2011-09-19 | 2011-09-19 | Resource distribution method and device of multiple remote radio unit common community |
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| CN106413073A (en) * | 2015-07-31 | 2017-02-15 | 中兴通讯股份有限公司 | Power dynamic distribution method and apparatus of MRRU cells |
| WO2017143784A1 (en) * | 2016-02-26 | 2017-08-31 | 中兴通讯股份有限公司 | Rru macro sector resource allocation method and device |
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| CN109152048A (en) * | 2017-06-27 | 2019-01-04 | 中国移动通信有限公司研究院 | A kind of space division multiplexing method, base station and computer readable storage medium |
| WO2019191951A1 (en) * | 2018-04-04 | 2019-10-10 | 华为技术有限公司 | Network planning method and device |
| CN110572847A (en) * | 2019-09-29 | 2019-12-13 | 京信通信系统（中国）有限公司 | Data transmission method, system, computer device and storage medium |
| CN110753353A (en) * | 2019-09-17 | 2020-02-04 | 中国联合网络通信集团有限公司 | Equipment model selection method and device |
| CN113709762A (en) * | 2020-05-20 | 2021-11-26 | 大唐移动通信设备有限公司 | Signal processing method and device for cell merging scene, network side and storage medium |
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| CN106413073A (en) * | 2015-07-31 | 2017-02-15 | 中兴通讯股份有限公司 | Power dynamic distribution method and apparatus of MRRU cells |
| CN106413073B (en) * | 2015-07-31 | 2021-06-01 | 中兴通讯股份有限公司 | Dynamic power allocation method and device for MRRU cell |
| WO2017143784A1 (en) * | 2016-02-26 | 2017-08-31 | 中兴通讯股份有限公司 | Rru macro sector resource allocation method and device |
| CN107182059A (en) * | 2016-03-11 | 2017-09-19 | 中兴通讯股份有限公司 | A kind of method, device and the baseband processing unit of the distribution resource that becomes more meticulous |
| WO2017152713A1 (en) * | 2016-03-11 | 2017-09-14 | 中兴通讯股份有限公司 | Resource allocation method and device, and baseband unit |
| CN107182059B (en) * | 2016-03-11 | 2021-11-09 | 中兴通讯股份有限公司 | Method and device for finely distributing resources and baseband processing unit |
| CN107135481A (en) * | 2017-05-15 | 2017-09-05 | 中国移动通信集团江苏有限公司 | The resource allocation methods and device of remote radio unit common community |
| CN107135481B (en) * | 2017-05-15 | 2019-11-29 | 中国移动通信集团江苏有限公司 | The resource allocation methods and device of remote radio unit common community |
| CN109152048A (en) * | 2017-06-27 | 2019-01-04 | 中国移动通信有限公司研究院 | A kind of space division multiplexing method, base station and computer readable storage medium |
| CN109152048B (en) * | 2017-06-27 | 2023-05-09 | 中国移动通信有限公司研究院 | Space division multiplexing method, base station and computer readable storage medium |
| CN108135007A (en) * | 2018-02-11 | 2018-06-08 | 京信通信系统（中国）有限公司 | A kind of method and device of communication |
| WO2019191951A1 (en) * | 2018-04-04 | 2019-10-10 | 华为技术有限公司 | Network planning method and device |
| CN110753353A (en) * | 2019-09-17 | 2020-02-04 | 中国联合网络通信集团有限公司 | Equipment model selection method and device |
| CN110753353B (en) * | 2019-09-17 | 2022-06-07 | 中国联合网络通信集团有限公司 | Equipment model selection method and device |
| WO2021056848A1 (en) * | 2019-09-29 | 2021-04-01 | 京信通信系统（中国）有限公司 | Data transmission method and system, computer device, and storage medium |
| CN110572847A (en) * | 2019-09-29 | 2019-12-13 | 京信通信系统（中国）有限公司 | Data transmission method, system, computer device and storage medium |
| CN113709762A (en) * | 2020-05-20 | 2021-11-26 | 大唐移动通信设备有限公司 | Signal processing method and device for cell merging scene, network side and storage medium |
| CN113709762B (en) * | 2020-05-20 | 2023-12-26 | 大唐移动通信设备有限公司 | Signal processing method, device, network and storage medium for cell merging scene |
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