CN101599793B - Method for determining service condition of physical resource block, device and system - Google Patents
Method for determining service condition of physical resource block, device and system Download PDFInfo
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- CN101599793B CN101599793B CN200810110486.9A CN200810110486A CN101599793B CN 101599793 B CN101599793 B CN 101599793B CN 200810110486 A CN200810110486 A CN 200810110486A CN 101599793 B CN101599793 B CN 101599793B
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Abstract
The embodiment of the invention discloses a method for determining the service condition of a physical resource block and a device. The method for determining the service condition of the physical resource block comprises the following steps: receiving PRB service conditon information which is sent by a first subdistrict and carries unavailable PRB instruction information; and determining unavailable PRB of the first subdistrict according to the unavailable PRB instruction information. The embodiment of the invention ensures that subdistricts transmit the service condition of the PRB through the PRB service condition information, thereby realizing the transmission of the PRB service condition when the bandwidth of the subdistrict is discontinuous, and determining the unavailable PRB according to the unavailable PRB instruction information carried by the PRB service condition information.
Description
Technical field
The embodiment of the present invention relates to communication technical field, particularly a kind of definite method, device and system of service condition of physical resource block.
Background technology
In network topology structure, as an eNB (evolved NodeB, evolution base station) community and around different e NB community in abutting connection with time, if the frequency of each community is all the same, so before system starts, because a starting point is not planned in each community, therefore determine which resource is used in center of housing estate, which resource is used in cell edge, when the resource of community A use is during at cell edge, if neighbor cell B also will be used this resource, will cause interference to community A.
Prior art is avoided by the coordination between each eNB or is reduced interference.A kind of concrete execution mode is by X2 interface, to transmit PRB (Physical Resource Block between two eNB, Physical Resource Block) information of service condition, this information comprises: HII (High Interference Indication, high interference indication), OI (Overload Indication, annoyance level indication), PRB transmitting power etc., when the use of bandwidth of cell continuous, it is frequency resource consecutive hours, eNB can coordinate according to the PRB service condition information of X2 interface transmission, to avoid or to reduce interference.
But some countries and regions, anxiety due to bandwidth resources, or from CDMA (Code DivisionMultiple Access, code division multiple access), GSM (Global System For Mobile Communication, global mobile communication) etc. system upgrade is to LTE (Long Time Evolution, Long Term Evolution), and it is discontinuous likely causing frequency to be used, for example: for bandwidth Wei15M community, there will be following 2 kinds of situations:
1) bandwidth of cell is 15M, but sometimes has the situation appearance in " hole ", and some scattered PRB that distributes is disabled.
2) the 15M bandwidth of community is divided into several parts, and every part bandwidth is continuous, but a part has very large frequency bandwidth not use with another part is middle, as shown in Figure 1.The bandwidth that community is in logic divided into the bandwidth Wei10M，Gai community 1 of ，Qi small area, two actual communities 1 is continuous; The bandwidth of the bandwidth Wei5M， community 2 of community 2 is also continuous.But in the middle of community 1 and community 2, having 2M or 3M bandwidth is not belong to above-mentioned community in logic, and the 2M that this is continuous or 3M bandwidth are unavailable PRB.
For above-mentioned 2 kinds of situations, it is not continuous that the bandwidth of this inside, community is in logic used, but community 1 cannot be by the information notification community 2 of unavailable PRB, so the unavailable PRB in community 1 cannot be determined in community 2.
Summary of the invention
The embodiment of the present invention provides a kind of definite method and apparatus of service condition of physical resource block, makes, when bandwidth of cell is discontinuous, can determine unavailable PRB.
For achieving the above object, the embodiment of the present invention provides a kind of definite method of service condition of physical resource block on the one hand, comprising:
The PRB service condition information that receives the first community, described PRB service condition information is carried the indication information of unavailable PRB;
According to the indication information of described unavailable PRB, determine disabled PRB in described the first community.
On the other hand, the embodiment of the present invention also provides a kind of determining device of service condition of physical resource block, comprising:
Receiver module, the PRB service condition information sending for receiving the first community, described PRB service condition information is carried the indication information of unavailable PRB;
Determination module, for according to the indication information of the unavailable PRB of described receiver module reception, determines disabled PRB in described the first community.
On the other hand, the embodiment of the present invention also provides a kind of service condition of physical resource block fixed system really, comprising: the eNB under the first community and the 2nd eNB under the second community,
The one eNB, for send the PRB service condition information of the first community to described the 2nd eNB, described PRB service condition information is carried the indication information of unavailable PRB in described the first community;
The 2nd eNB, for receiving the PRB service condition information of the first community of a described eNB transmission, and determines disabled PRB in described the first community according to the PRB service condition information of described the first community.
The embodiment of the present invention has the following advantages: pass through the embodiment of the present invention, realized when bandwidth of cell is discontinuous, PRB service condition information is transmitted in minizone, and determines the unavailable PRB in community according to the indication information of the unavailable PRB carrying in this information, has improved the utilance of PRB.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, 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.
Fig. 1 is the discontinuous schematic diagram of prior art bandwidth of cell;
Fig. 2 is the flow chart of definite method of embodiment of the present invention service condition of physical resource block;
Fig. 3 is a kind of system configuration schematic diagram of the embodiment of the present invention;
Fig. 4 is the structure chart of the determining device of embodiment of the present invention service condition of physical resource block;
Fig. 5 is a kind of service condition of physical resource block of embodiment of the present invention structure chart of fixed system really;
Fig. 6 is the another kind of service condition of physical resource block of the embodiment of the present invention structure chart of fixed system really.
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 a part of embodiment of the present invention, rather than whole embodiment.Embodiment based 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.
As shown in Figure 2, the flow chart for definite method of embodiment of the present invention service condition of physical resource block, specifically comprises:
Step S201, the eNB1 under the first community sends the PRB service condition information of the first community, and this PRB service condition information is carried the indication information of unavailable PRB in the first community.
Step S202, the eNB2 under the second community receives the PRB service condition information of the first community, and determines disabled PRB in the first community according to the PRB service condition information of this first community.
When eNB2 determines in the first community after disabled PRB, just can not consider other situation of first this PRB of community, but directly use this PRB, or dispatch the PRB that this PRB is the second community and the first cell edge.
In the embodiment of the present invention, if have X2 interface between eNB1 and eNB2, in step S201, PRB service condition information exchange is crossed X2 interface message and is sent, this message can be existing message, as the notice of loading (Load Information) message is carried, X2 interface is set up request (X2 Setup Request) message, X2 interface response (X2 Response) message or X2 interface upgrade (X2 Update) message, or newly-increased X2 interface specific messages.
Now, configuration PRB service condition information is specifically as follows:
(1) in the mode of bit stream, represent the service condition of PRB, the bit number of this bit stream equates with the sum of PRB, and bit put in order corresponding with the numbering of PRB, with 0 expression, this PRB is unavailable, and 1 represents that this PRB can use, or, with 1 expression, this PRB is unavailable, and 0 represents that this PRB can use;
(2) in PRB service condition information, only carry the indication information of unavailable PRB, this indication information can include but not limited to: the sign of unavailable PRB or numbering.
Or the embodiment of the present invention can also increase the uplink and downlink load of parameter: PRB in existing PRB service condition information.HII in PRB service condition information is semi-static configuration, represent that PRB is disturbed the value of sensitivity, HII is by 0,1 bit stream forming, and the service condition of a PRB takies a bit in HII, it is low that 0 expression PRB is disturbed susceptibility, and it is high that 1 expression PRB is disturbed susceptibility; OI represents the degree that PRB is disturbed, and the degree that PRB is disturbed, with high, medium and low differentiation, represents with 10,01,00 respectively; PRB transmitting power represents with the form of bit stream, and wherein 0 represents that PRB transmitting power surpasses predetermined thresholding, and 1 represents that PRB transmitting power has surpassed predetermined thresholding.In embodiments of the present invention, the HII of unavailable PRB is made as to 0, OI and is made as 00, PRB transmitting power is made as to 0, the uplink and downlink load of PRB is made as to 100%, or, the configuration of these four parameters can also adopt additive method, as long as unavailable PRB can be identified in the second community.Receive after this PRB information such the second community, just can determine that this PRB of the first community is disabled for the first community.
For the community in logic of shown in Fig. 1, be actually in different carrier frequency work, therefore can think several communities independently physically.When these physically independently during the mutual PRB service condition in several communities information ，Zhi Yuzhe community there is the abutting subdistrict mutual PRB service condition information of same carrier.
If there is no X2 interface between eNB1 and eNB2, PRB service condition information exchange is crossed Automatic Configuration Server: SON (Self-Organization Network, self-organizing network)/OAM (OperationAdministration Manager, webmaster) transmits, as shown in Figure 3.ENB1 sends to SON/OAM by PRB service condition information, then by SON/OAM, this PRB service condition information is transmitted to eNB1; Or, by SON/OAM, initiatively to eNB1, send the PRB service condition information of cell2, and/or to eNB2, send the PRB service condition information of cell1.
In the method for the embodiment of the present invention, the service condition of PRB is transmitted in minizone by PRB service condition information, thereby realized the service condition of transmitting PRB when bandwidth of cell is discontinuous, and then can determine disabled PRB according to the unavailable PRB information of carrying in PRB service condition information.
As shown in Figure 4, the structure chart for the determining device of embodiment of the present invention service condition of physical resource block, comprising:
Wherein, receiver module 41 is specially with frequency receiver module, has the PRB service condition information of the first community transmission of same carrier for receiving Yu Zhe community.
In the embodiment of the present invention, this device can also comprise: PRB is used module 43, for after determination module 42 is determined the first disabled PRB in community, uses disabled PRB in this first community;
Or can also comprise: scheduler module 44, for after determination module 42 is determined the first disabled PRB in community, is scheduling to disabled PRB in this first community the PRB of the second community and the first cell edge.
The determining device of above-mentioned service condition of physical resource block, receiver module 41 receives the PRB service condition information that the first community sends, the PRB service condition information that determination module 42 receives according to receiver module 41 is determined disabled PRB, thereby realized and when bandwidth of cell is discontinuous, transmitted PRB service condition indication information, and then can, according to the indication information of the unavailable PRB carrying in this information, determine disabled PRB in community.
Above-mentioned module can be distributed in a device, also can be distributed in a plurality of devices.Above-mentioned module can be merged into a module, also can further split into a plurality of submodules.
As shown in Figure 5, be the embodiment of the present invention service condition of physical resource block structure chart of fixed system really, comprise an eNB 51 under the first community and the 2nd eNB 52 under the second community,
The one eNB 51, for send the PRB service condition information of the first community to the 2nd eNB 52, this PRB service condition information is carried the indication information of unavailable PRB in the first community;
Wherein, the concrete collocation method of the indication information of unavailable PRB, as described in above-described embodiment, does not repeat them here.
The 2nd eNB 52, for receiving the PRB service condition information of the first community of eNB 51 transmissions, and determines disabled PRB in the first community according to the PRB service condition information of this first community.
Wherein, after the information of the 2nd eNB 52 unavailable PRB in knowing the first community, the measure of taking, as described in above-described embodiment, does not repeat them here.
As shown in Figure 6, in this system, can also comprise: self-configuring server 53, for receiving the PRB service condition information of the first community of an eNB51 transmission, and forwards the PRB service condition information of these the first communities to the 2nd eNB 52;
The 2nd eNB 52, also for receiving the PRB service condition information of above-mentioned the first communities from self-configuring server 53.
Or self-configuring server 53 sends the PRB service condition information of the second community to an eNB 51, and/or to the 2nd eNB 52, send the PRB service condition information of the first community.
In the system of the embodiment of the present invention, the 2nd eNB 52 under an eNB 51 under the first community and the second community is by transmitting PRB service condition information, realized when bandwidth of cell is discontinuous, can determine disabled PRB according to PRB service condition information.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, the mode that also can add necessary general hardware platform by software realizes the understanding based on such, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise that some instructions are with so that a computer equipment (can be personal computer, server, or the network equipment etc.) method described in each embodiment of execution the present invention.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or flow process might not be that enforcement the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device in embodiment can be distributed in the device of embodiment according to embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from the present embodiment.The module of above-described embodiment can be merged into a module, also can further split into a plurality of submodules.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Disclosed is above only several specific embodiment of the present invention, and still, the present invention is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (14)
1. a definite method for Physical Resource Block (PRB) service condition, is characterized in that, for when bandwidth of cell is discontinuous, determines the service condition of Physical Resource Block, and described method comprises:
Evolution base station (eNB) under the second community receives the PRB service condition information of the first community, and described PRB service condition information is carried the indication information of unavailable PRB;
ENB under the second community, according to the indication information of described unavailable PRB, determines disabled PRB in described the first community.
2. definite method of service condition of physical resource block as claimed in claim 1, is characterized in that, the X2 interface that described PRB service condition information exchange is crossed between evolution base station eNB receives; Or,
The interface that described PRB service condition information exchange is crossed between self-configuring server and eNB receives.
3. definite method of service condition of physical resource block as claimed in claim 2, is characterized in that, when described PRB service condition information exchange is crossed X2 interface between eNB and is received,
Described PRB service condition information is carried at that load notification message, X2 interface set up that request message, X2 interface response message, X2 interface updating message carry, in any one message in newly-increased X2 interface specific messages.
4. definite method of service condition of physical resource block as claimed in claim 3, it is characterized in that, described PRB service condition information comprises the bit stream of indication PRB service condition, the bit number of described bit stream equates with the number of described PRB, in described bit stream bit put in order corresponding with the number order of described PRB;
Or described PRB service condition information only includes the indication information of unavailable PRB.
5. definite method of service condition of physical resource block as claimed in claim 4, when described PRB use information only includes the indication information of unavailable PRB, the sign that the indication information of described unavailable PRB is described unavailable PRB or numbering.
6. definite method of service condition of physical resource block as claimed in claim 1, it is characterized in that, the indication information of described unavailable PRB is represented by the uplink and downlink load of high interference indication (HII), annoyance level indication (OI), PRB transmitting power and PRB.
7. definite method of service condition of physical resource block as claimed in claim 6, is characterized in that, the method for expressing of the indication information of described unavailable PRB is specially:
The HII of described unavailable PRB is that 0, OI is that 00, PRB transmitting power is that the uplink and downlink load of 0, PRB is 100%.
8. definite method of service condition of physical resource block as claimed in claim 1, is characterized in that, described determine described the first community in after disabled PRB, also comprise:
Use disabled PRB in described the first community; Or,
Disabled PRB in described the first community is scheduling to the PRB of this community and described the first cell edge.
9. definite method of service condition of physical resource block as claimed in claim 1, is characterized in that, when work in Yi Ge community on different carrier frequency in logic, described Yi Ge in logic community is several communities independently physically;
When described, physically independently during the mutual described PRB service condition information in several communities, the PRB service condition information that described reception the first community sends is specially: receive the PRB service condition information that the first community that Yu Zhe community has same carrier sends.
10. a determining device for service condition of physical resource block, is characterized in that, for when bandwidth of cell is discontinuous, determines the service condition of Physical Resource Block, comprising:
Receiver module, receives for the eNB under the second community the PRB service condition information that the first community sends, and described PRB service condition information is carried the indication information of unavailable PRB;
Determination module, the indication information of the unavailable PRB receiving according to described receiver module for the eNB under the second community, determines disabled PRB in described the first community.
11. determining devices of service condition of physical resource block as claimed in claim 10, is characterized in that, described receiver module is specially: with receiver module frequently, have the PRB service condition information that the first community of same carrier sends for receiving Yu Zhe community.
12. determining devices of service condition of physical resource block as claimed in claim 10, is characterized in that, also comprise:
PRB is used module, for determine the first disabled PRB in community at described determination module after, uses described disabled PRB; Or,
Scheduler module, for determine the first disabled PRB in community at described determination module after, is scheduling to described disabled PRB the PRB of this community and described the first cell edge.
13. 1 kinds of service condition of physical resource blocks are fixed system really, it is characterized in that, for when bandwidth of cell is discontinuous, determine the service condition of Physical Resource Block, this system comprises: the eNB under the first community and the 2nd eNB under the second community, wherein,
The one eNB, for send the PRB service condition information of the first community to described the 2nd eNB, described PRB service condition information is carried the indication information of unavailable PRB in described the first community;
The 2nd eNB, for receiving the PRB service condition information of the first community of a described eNB transmission, and determines disabled PRB in described the first community according to the PRB service condition information of described the first community.
14. service condition of physical resource block fixed systems really as claimed in claim 13, is characterized in that, this system also comprises:
Self-configuring server, for receiving the PRB service condition information of the first community of a described eNB transmission, and forwards the PRB service condition information of described the first community to described the 2nd eNB.
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| CN101969370B (en) * | 2010-10-11 | 2013-06-26 | 新邮通信设备有限公司 | Method for coordinating interference between cells |
| CN103024903B (en) * | 2011-09-23 | 2018-04-06 | 中兴通讯股份有限公司 | The sharing method and evolution base station of a kind of interactive base-band resource situation and base-band resource |
| CN106788587B (en) * | 2015-11-16 | 2020-04-17 | 亿阳信通股份有限公司 | Method and device for determining interference type |
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| CN1881867A (en) * | 2005-06-17 | 2006-12-20 | 华为技术有限公司 | Method for eliminating interference between cells |
| CN101018220A (en) * | 2006-02-09 | 2007-08-15 | 华为技术有限公司 | Implementation method and device for avoiding the interference between the cells |
| CN101064865A (en) * | 2006-04-29 | 2007-10-31 | 上海原动力通信科技有限公司 | Method and apparatus for resource scheduling of cellular mobile communication system |
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| EP1719378B1 (en) * | 2004-02-12 | 2011-05-11 | Nokia Siemens Networks Oy | Method, apparatus and computer program for allocating radio resources within the reuse distance in a tdma cellular telecommunications system |
| CN100579000C (en) * | 2005-06-07 | 2010-01-06 | 华为技术有限公司 | Multiplexing method for time-frequency resource in radio communication system |
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| CN1881867A (en) * | 2005-06-17 | 2006-12-20 | 华为技术有限公司 | Method for eliminating interference between cells |
| CN101018220A (en) * | 2006-02-09 | 2007-08-15 | 华为技术有限公司 | Implementation method and device for avoiding the interference between the cells |
| CN101064865A (en) * | 2006-04-29 | 2007-10-31 | 上海原动力通信科技有限公司 | Method and apparatus for resource scheduling of cellular mobile communication system |
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