CN103703855A

CN103703855A - Uplink collaborative transmitting method and apparatus

Info

Publication number: CN103703855A
Application number: CN201380001397.XA
Authority: CN
Inventors: 杨敬; 陈拓; 马霓
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-09-02
Filing date: 2013-09-02
Publication date: 2014-04-02
Also published as: WO2015027522A1

Abstract

An embodiment of the invention relates to the communication field, and discloses an uplink collaborative transmitting method and apparatus which are capable of suppressing interference among user devices during uplink transmission and improving communication performance. The specific scheme lies in that: a collaborative management device obtains user identity (ID) and resource scheduling information of user devices in a collaborative cell set via at least one base station; user ID of at least one first user device in the collaborative cell set is determined according to the resource scheduling information, wherein the first user device occupies the same time-frequency resources as other user devices do in the cooperative cell set; and based on the user ID of the at least one first user device, a pre-coding matrix indicator (PMI) is re-selected in a preset codebook set for the first user device, wherein the PMI is used for indicating an index of the codebook set to allow the first user device to pre-process data to be transmitted according to a codebook indicated by the PMI, thereby enabling the first user device to transmit the encoded data.

Description

A kind of uplink coordinated launching technique and equipment

Technical field

The present invention relates to the communications field, relate in particular to a kind of uplink coordinated launching technique and equipment.

Background technology

Development along with wireless communication technology, in order to improve the communication performance of Cell Edge User equipment, industry is at up/down row multiple-input and multiple-output (Multiple Input Multiple Output, MIMO) a kind of cooperative multipoint transmission technology (Coordinated Multiple Points, CoMP) technology has been proposed on the basis of precoding technique (can effectively promote wireless communication system spectrum efficiency).

Existing CoMP technology comprises up CoMP reception technique, descending CoMP lift-off technology.Concrete, in up CoMP reception technique, a plurality of base stations can the same user data of cooperative reception, and by the mode of Combined Treatment, obtains the array gain of receiver side, suppress the interference of Cell Edge User equipment, reach the object of the communication performance of improving Cell Edge User equipment; In descending CoMP lift-off technology, a plurality of base stations can cooperate and launch same user data, and by the mode of Combined Treatment, obtain the array gain of emitting side, to promote the received signal to noise ratio of subscriber equipment, to reach the object of the communication performance of improving Cell Edge User equipment.

But the problem of existence is not comprise corresponding up CoMP lift-off technology in existing CoMP technology.Therefore, be badly in need of a kind of scheme that can realize up CoMP transmitting.

Summary of the invention

Embodiments of the invention provide a kind of uplink coordinated launching technique and equipment, and the interference in the time of can suppressing up transmitting between subscriber equipment promotes communication performance.

The first aspect of the embodiment of the present invention, provides a kind of uplink coordinated launching technique, and cooperation cell is concentrated and comprised at least one subscriber equipment, and described method comprises:

Cooperation management equipment obtains User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell by least one base station, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

Described cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in described cooperation cell according to described resource scheduling information, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell;

Described cooperation management equipment is according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

In conjunction with first aspect, in a kind of possible implementation, described cooperation cell collection comprises: at least two the first sectors;

Wherein, described the first sector is less than the sector of predetermined threshold value for path loss in the community at place, base station described at least one.

In conjunction with first aspect and above-mentioned possible implementation, in the possible implementation of another kind, at described cooperation management equipment, by least one base station, obtain User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, comprising:

Described cooperation management equipment receives described user ID and the described resource scheduling information from subscriber equipment in described first sector of base station described at least one;

Wherein, described the first sector is in the coverage of the community at place, described base station.

In conjunction with first aspect and above-mentioned possible implementation, in the possible implementation of another kind, described cooperation management equipment is according to the user ID of described first user equipment, in default codebook set, be that before described first user equipment reselects pre-coding matrix indication PMI, described method also comprises:

Described cooperation management equipment receives the first state information from described base station, and described the first state information comprises: channel condition information and the business state information of subscriber equipment in described the first sector;

Wherein, described channel condition information comprises: the Signal Interference and Noise Ratio SINR of described subscriber equipment and the interference noise power of described subscriber equipment, and the interference noise power of described subscriber equipment comprises that described subscriber equipment concentrates the interference noise power of the community at place, base station described at least one in described cooperation cell; Described business state information comprises the current business amount of described subscriber equipment.

In conjunction with first aspect and above-mentioned possible implementation, in the possible implementation of another kind, described cooperation management equipment is according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that treating transmitting data according to the described codebook set of described PMI indication, described first user equipment carries out precoding, and then make the data of described first user equipment transmitting after coding, comprising:

Described cooperation management equipment is the user ID with first user equipment described at least one according to described the first state information, is respectively described first user equipment and reselects described PMI in described default codebook set;

Described cooperation management equipment send the user ID of first user equipment described at least one and the described PMI that selected to base station described at least one, so that the described PMI that described base station has been selected described in sending according to the user ID of described first user equipment is to described first user equipment, and then make described first user equipment to described data to be launched, carry out precoding according to the described codebook set of described PMI indication, and then make the data of described first user equipment transmitting after coding.

The second aspect of the embodiment of the present invention, also provides a kind of uplink coordinated launching technique, and cooperation cell is concentrated and comprised at least one subscriber equipment, and described method comprises:

Base station obtains user ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, and described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

Described base station sends the user ID of described subscriber equipment and described resource scheduling information to cooperation management equipment, so that described cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in described cooperation cell according to described resource scheduling information, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell, and then make described cooperation management equipment according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect PMI, described PMI is used to indicate the index of described codebook set,

User ID and described cooperation management equipment that described base station receives from first user equipment described at least one of described cooperation management equipment are the described PMI that described first user equipment reselects;

It is that the described PMI that reselects of described first user equipment is to described first user equipment that described base station sends described cooperation management equipment according to the user ID of described first user equipment, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

In conjunction with second aspect, in a kind of possible implementation, described cooperation cell collection comprises: at least two the first sectors;

Wherein, described the first sector is less than the sector of predetermined threshold value for path loss in the community at place, base station described at least one, and described the first sector is in the cell coverage area at place, described base station.

In conjunction with second aspect and above-mentioned possible implementation, in the possible implementation of another kind, described base station obtains User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, comprising:

Described base station obtains the first state information, and described the first state information comprises: channel condition information and the business state information of the described subscriber equipment that concentrate described cooperation cell;

Described subscriber equipment is dispatched according to described channel condition information and described business state information in described base station, for described user equipment allocation running time-frequency resource, and generating described resource scheduling information, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

The user ID of the described subscriber equipment that concentrate described cooperation cell is determined in described base station, and described subscriber equipment is in described coverage.

In conjunction with second aspect and above-mentioned possible implementation, in the possible implementation of another kind, described base station obtains the first state information, comprising:

The described subscriber equipment that concentrate described cooperation cell described base station carries out channel estimating, obtains described the first state information, and described the first state information comprises: described channel condition information and described business state information;

Wherein, described channel condition information comprises: described subscriber equipment is at the described PMI of the Serving cell of described subscriber equipment, the Signal Interference and Noise Ratio SINR of described subscriber equipment and the interference noise power of described subscriber equipment, and the interference noise power of described subscriber equipment comprises that described subscriber equipment concentrates the interference noise power of the community at place, base station described at least one in described cooperation cell; Described business state information comprises the current business amount of described subscriber equipment.

In conjunction with second aspect and above-mentioned possible implementation, in the possible implementation of another kind, after described base station obtains described the first state information, described method also comprises:

Described base station sends described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.

The third aspect of the embodiment of the present invention, also provides a kind of cooperation management equipment, and cooperation cell is concentrated and comprised at least one subscriber equipment, and described cooperation management equipment comprises:

Acquiring unit, for obtain User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell by least one base station, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

Determining unit, for the described resource scheduling information of obtaining according to described acquiring unit, determine the user ID of concentrated at least one the first user equipment in described cooperation cell, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell;

Selected cell, the user ID of first user equipment described at least one that is used for determining according to described determining unit, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

In conjunction with the third aspect, in a kind of possible implementation, described cooperation cell collection comprises: at least two the first sectors;

In conjunction with the third aspect and above-mentioned possible implementation, in the possible implementation of another kind, described acquiring unit, also for receiving described user ID and the described resource scheduling information from the described first sector subscriber equipment of base station described at least one;

In conjunction with the third aspect and above-mentioned possible implementation, in the possible implementation of another kind, described cooperation management equipment, also comprises:

Receiving element, be used at described selected cell according to the user ID of described first user equipment, in default codebook set, be before described first user equipment reselects pre-coding matrix indication PMI, reception is from the first state information of described base station, and described the first state information comprises: channel condition information and the business state information of subscriber equipment in described the first sector;

In conjunction with the third aspect and above-mentioned possible implementation, in the possible implementation of another kind, described selected cell, comprising:

Select module, for the user ID with first user equipment described at least one according to described the first state information, in described default codebook set, be respectively described first user equipment and reselect described PMI;

Sending module, for sending the user ID of first user equipment described at least one and described PMI that described selection module has been selected to base station described at least one, so that the described PMI that described base station has been selected described in sending according to the user ID of described first user equipment is to described first user equipment, and then make described first user equipment to described data to be launched, carry out precoding according to the described codebook set of described PMI indication, and then make the data of described first user equipment transmitting after coding.

The fourth aspect of the embodiment of the present invention, also provides a kind of base station, and cooperation cell is concentrated and comprised at least one subscriber equipment, and described base station comprises:

Acquiring unit, for obtaining user ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

Transmitting element, for sending the user ID of the described subscriber equipment that described acquiring unit obtains and described resource scheduling information to cooperation management equipment, so that described cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in described cooperation cell according to described resource scheduling information, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell, and then make described cooperation management equipment according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect PMI, described PMI is used to indicate the index of described codebook set,

Receiving element is the described PMI that described first user equipment reselects for user ID and the described cooperation management equipment receiving from first user equipment described at least one of described cooperation management equipment;

Described transmitting element, also for the user ID of the described first user equipment that receives according to described receiving element, sending described cooperation management equipment is that the described PMI that reselects of described first user equipment is to described first user equipment, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

In conjunction with fourth aspect, in a kind of possible implementation, described cooperation cell collection comprises: at least two the first sectors;

In conjunction with fourth aspect and above-mentioned possible implementation, in the possible implementation of another kind, described acquiring unit, comprising:

Acquisition module, obtains the first state information for described base station, and described the first state information comprises: channel condition information and the business state information of the described subscriber equipment that concentrate described cooperation cell;

Distribution module, for the described channel condition information and the described business state information that obtain according to described acquisition module, dispatch described subscriber equipment, for described user equipment allocation running time-frequency resource, and generating described resource scheduling information, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

Determination module, for determining the user ID of the described subscriber equipment that concentrate described cooperation cell, described subscriber equipment is in described coverage.

In conjunction with fourth aspect and above-mentioned possible implementation, in the possible implementation of another kind, described acquisition module, also for the described subscriber equipment that described cooperation cell is concentrated, carry out channel estimating, obtain described the first state information, described the first state information comprises: described channel condition information and described business state information;

In conjunction with fourth aspect and above-mentioned possible implementation, in the possible implementation of another kind, described transmitting element, also for after obtaining described the first state information at described acquiring unit, send described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.

The 5th aspect of the embodiment of the present invention, also provides a kind of cooperation management equipment, and cooperation cell is concentrated and comprised at least one subscriber equipment, and described cooperation management equipment comprises:

Processor, for obtain User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell by least one base station, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation; According to described resource scheduling information, determine the user ID of concentrated at least one the first user equipment in described cooperation cell, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell; According to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

In conjunction with the 5th aspect, in one, in possible implementation, described cooperation cell collection comprises: at least two the first sectors;

In conjunction with the 5th aspect and above-mentioned possible implementation, in the possible implementation of another kind, described cooperation management equipment, also comprises:

Receiver, for receiving described user ID and the described resource scheduling information from the described first sector subscriber equipment of base station described at least one;

In conjunction with the 5th aspect and above-mentioned possible implementation, in the possible implementation of another kind, described receiver, also at described processor according to the user ID of described first user equipment, in default codebook set, be before described first user equipment reselects pre-coding matrix indication PMI, reception is from the first state information of described base station, and described the first state information comprises: channel condition information and the business state information of subscriber equipment in described the first sector;

In conjunction with the 5th aspect and above-mentioned possible implementation, in the possible implementation of another kind, described processor, also, for according to the user ID of described first state information of described receiver reception and first user equipment described at least one, in described default codebook set, be respectively described first user equipment and reselect described PMI;

Described cooperation management equipment, also comprises:

Transmitter, for the described PMI that sends the user ID of first user equipment described at least one that described processor determines and selected to base station described at least one, so that the described PMI that described base station has been selected described in sending according to the user ID of described first user equipment is to described first user equipment, and then make described first user equipment to described data to be launched, carry out precoding according to the described codebook set of described PMI indication, and then make the data of described first user equipment transmitting after coding.

The 6th aspect of the embodiment of the present invention, also provides a kind of base station, and cooperation cell is concentrated and comprised at least one subscriber equipment, and described base station comprises:

Processor, for obtaining user ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation;

Transmitter, for sending the user ID of the described subscriber equipment that described processor obtains and described resource scheduling information to cooperation management equipment, so that described cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in described cooperation cell according to described resource scheduling information, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell, and then make described cooperation management equipment according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect PMI, described PMI is used to indicate the index of described codebook set,

Receiver is the described PMI that described first user equipment reselects for user ID and the described cooperation management equipment receiving from first user equipment described at least one of described cooperation management equipment;

Described transmitter, for the user ID of the described first user equipment that receives according to described receiver, sending described cooperation management equipment is that the described PMI that reselects of described first user equipment is to described first user equipment, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

In conjunction with the 6th aspect, in a kind of possible implementation, described cooperation cell collection comprises: at least two the first sectors;

In conjunction with the 6th aspect and above-mentioned possible implementation, in the possible implementation of another kind, described processor, also, for obtaining the first state information, described the first state information comprises: channel condition information and the business state information of the described subscriber equipment that concentrate described cooperation cell; According to described channel condition information and described business state information, dispatch described subscriber equipment, for described user equipment allocation running time-frequency resource, and generating described resource scheduling information, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation; The user ID of determining the described subscriber equipment that concentrate described cooperation cell, described subscriber equipment is in described coverage.

In conjunction with the 6th aspect and above-mentioned possible implementation, in the possible implementation of another kind, described processor, also for the described subscriber equipment that described cooperation cell is concentrated, carry out channel estimating, obtain described the first state information, described the first state information comprises: described channel condition information and described business state information;

In conjunction with the 6th aspect and above-mentioned possible implementation, in the possible implementation of another kind, described transmitter, also for after obtaining described the first state information at described processor, send described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.

Uplink coordinated launching technique and equipment that the embodiment of the present invention provides, cooperation management equipment obtains User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell by least one base station, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation, then according to described resource scheduling information, determine the user ID of concentrated at least one the first user equipment in described cooperation cell, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell, last according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that treating transmitting data according to the described code book of described PMI indication, described first user equipment carries out precoding, and then make described first user equipment launch the data after coding.In prior art, only can realize up CoMP reception compares, cooperation management equipment can be concentrated the subscriber equipment that takies identical running time-frequency resource for cooperation cell and reselect PMI, so that this certain customers' equipment can be under lower interference coordinated emission data, interference in the time of can suppressing up transmitting between subscriber equipment, promotes communication performance.

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.

Fig. 1 is a kind of uplink coordinated launching technique flow chart in the embodiment of the present invention 1;

Fig. 2 is a kind of uplink coordinated launching technique flow chart in the embodiment of the present invention 2;

Fig. 3 is a kind of uplink coordinated launching technique flow chart in the embodiment of the present invention 3;

Fig. 4 is the composition schematic diagram of a kind of cooperation management equipment in the embodiment of the present invention 4;

Fig. 5 is the composition schematic diagram of the another kind of cooperation management equipment in the embodiment of the present invention 4;

Fig. 6 is the composition schematic diagram of the another kind of cooperation management equipment in the embodiment of the present invention 4;

Fig. 7 is the composition schematic diagram of a kind of base station in the embodiment of the present invention 5;

Fig. 8 is the composition schematic diagram of the another kind of base station in the embodiment of the present invention 5;

Fig. 9 is the composition schematic diagram of a kind of cooperation management equipment in the embodiment of the present invention 6;

Figure 10 is the composition schematic diagram of a kind of base station in the embodiment of the present invention 7;

Figure 11 is the schematic diagram of a kind of network design in the embodiment of the present invention.

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.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.

In addition, term " system " and " network " are often used interchangeably in this article herein.Term "and/or", is only a kind of incidence relation of describing affiliated partner herein, and expression can exist three kinds of relations, and for example, A and/or B, can represent: individualism A exists A and B, these three kinds of situations of individualism B simultaneously.In addition, character "/", generally represents that forward-backward correlation is to liking a kind of relation of "or" herein.

Embodiment 1

The embodiment of the present invention provides a kind of uplink coordinated launching technique, as shown in Figure 1, comprising:

S101, cooperation management equipment obtain User Identity (Identity, ID) and the resource scheduling information of the concentrated subscriber equipment in cooperation cell by least one base station, resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation.

Wherein, cooperation cell collection comprises: at least two the first sectors; In the community that the first sector is at least one place, base station, path loss is less than the sector of predetermined threshold value.The first sector is in the coverage of the community at place, base station.

Concrete, cooperation management equipment can receive user ID and the resource scheduling information from subscriber equipment in the first sector of at least one base station.

It should be noted that, the subscriber equipment in the embodiment of the present invention can comprise the subscriber equipment in cell edge.Prior art, in order to improve the performance of the subscriber equipment in cell edge, has proposed cooperative multipoint transmission technology (Coordinated Multiple Points, CoMP) reception technique; And in the uplink coordinated launching technique proposing in the embodiment of the present invention, cooperation management equipment can sharing by resources for user equipment schedule information between different districts and channel information, carry out subscriber equipment uplink pre-coding matrix indication (Precording Matrix Indicator, PMI) selection, the interference that realizes transmitting data between the different user devices of many communities suppresses.

S102, cooperation management equipment are determined the user ID of concentrated at least one the first user equipment in cooperation cell according to resource scheduling information.

Wherein, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell.

S103, cooperation management equipment are according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect PMI, PMI is used to indicate the index of codebook set, so that first user equipment is treated transmitting data according to the code book of PMI indication, carry out precoding, and then make the data of first user equipment transmitting after coding.

Further, at cooperation management equipment according to the user ID of at least one first user equipment, in default codebook set, be respectively before first user equipment reselects PMI, the method of the embodiment of the present invention can also comprise: cooperation management equipment receives the first state information from base station, and the first state information comprises: the channel condition information of subscriber equipment and business state information in the first sector.

Wherein, channel condition information comprises: the Signal Interference and Noise Ratio of subscriber equipment (Signal to Interference plus Noise Ratio, SINR) and the interference noise power of subscriber equipment, the interference noise power of subscriber equipment comprises that subscriber equipment concentrates the interference noise power of the community at least one place, base station in cooperation cell; Business state information comprises the current business amount of subscriber equipment.

Concrete, cooperation management equipment is according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect PMI, so that treating transmitting data according to the codebook set of PMI indication, first user equipment carries out precoding, and then make first user equipment launch the data after coding, can comprise: cooperation management equipment, according to the user ID of the first state information and at least one first user equipment, is respectively first user equipment and reselects PMI in default codebook set; Cooperation management equipment send the user ID of at least one first user equipment and the PMI that selected at least one base station, so that the PMI that base station has been selected according to the user ID transmission of first user equipment is to first user equipment, and then make first user equipment treat transmitting data according to the codebook set of PMI indication to carry out precoding, and then make the data of first user equipment transmitting after coding.

The uplink coordinated launching technique that the embodiment of the present invention provides, cooperation management equipment obtains user ID and the resource scheduling information of the concentrated subscriber equipment in cooperation cell by least one base station, resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation, then according to resource scheduling information, determine the user ID of concentrated at least one the first user equipment in cooperation cell, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell, last according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect pre-coding matrix indication PMI, PMI is used to indicate the index of codebook set, so that treating transmitting data according to the code book of PMI indication, first user equipment carries out precoding, and then make first user equipment launch the data after coding.In prior art, only can realize up CoMP reception compares, cooperation management equipment can be concentrated the subscriber equipment that takies identical running time-frequency resource for cooperation cell and reselect PMI, so that this certain customers' equipment can be under lower interference coordinated emission data, interference in the time of can suppressing up transmitting between subscriber equipment, promotes communication performance.

Embodiment 2

The embodiment of the present invention provides a kind of uplink coordinated launching technique, as shown in Figure 2, comprising:

S201, base station obtain user ID and the resource scheduling information of the concentrated subscriber equipment in cooperation cell.

Wherein, resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation.Cooperation cell collection can comprise: at least two the first sectors; In the community that the first sector is at least one place, base station, path loss is less than the sector of predetermined threshold value, and the first sector is in the cell coverage area at place, base station.

Concrete, user ID and resource scheduling information that base station obtains the concentrated subscriber equipment in cooperation cell can comprise: base station obtains the first state information, and the first state information comprises: the channel condition information of the subscriber equipment that cooperation cell is concentrated and business state information; Base station, according to channel condition information and business state information scheduling user's set, is user equipment allocation running time-frequency resource, and generates resource scheduling information, and resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation; The user ID of the subscriber equipment that cooperation cell is concentrated is determined in base station, and subscriber equipment is in coverage.

Wherein, channel estimating can be carried out to the concentrated subscriber equipment in cooperation cell in base station, obtains the first state information.

The user ID of S202, base station transmission subscriber equipment and resource scheduling information are to cooperation management equipment, so that cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in cooperation cell according to resource scheduling information, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell, and then make cooperation management equipment according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect PMI, PMI is used to indicate the index of codebook set.

User ID and cooperation management equipment that S203, base station receive from least one first user equipment of cooperation management equipment are the PMI that first user equipment reselects.

It is that the PMI that reselects of first user equipment is to first user equipment that S204, base station send cooperation management equipment according to the user ID of first user equipment, so that first user equipment is treated transmitting data according to the code book of PMI indication, carry out precoding, and then make the data of first user equipment transmitting after coding.

Wherein, after base station obtains the first state information, the method of the embodiment of the present invention can also comprise: base station sends the first state information to cooperation management equipment, so that cooperation management equipment, according to the user ID of the first state information and at least one first user equipment, is respectively first user equipment and reselects PMI in default codebook set.

The uplink coordinated launching technique that the embodiment of the present invention provides, base station obtains user ID and the resource scheduling information of the concentrated subscriber equipment in cooperation cell, then send the user ID of subscriber equipment and resource scheduling information to cooperation management equipment, so that cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in cooperation cell according to resource scheduling information, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell, and then make cooperation management equipment according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect PMI, the user ID and the cooperation management equipment that receive from least one first user equipment of cooperation management equipment are the described PMI that first user equipment reselects again, finally according to the user ID of first user equipment, sending cooperation management equipment is that the PMI that reselects of first user equipment is to first user equipment, so that treating transmitting data according to the code book of PMI indication, first user equipment carries out precoding, and then make first user equipment launch the data after coding.

Embodiment 3

The embodiment of the present invention provides a kind of uplink coordinated launching technique, as shown in Figure 3, comprising:

S301, base station obtain the first state information, and the first state information comprises: the channel condition information of the subscriber equipment that cooperation cell is concentrated and business state information.

Concrete, channel estimating can be carried out to the concentrated subscriber equipment in cooperation cell in base station, obtains the first state information, and the first state information comprises: channel condition information and business state information.

Wherein, channel condition information comprises: subscriber equipment is at the interference noise power of the PMI of the Serving cell of subscriber equipment, the SINR of subscriber equipment and subscriber equipment, and the interference noise power of subscriber equipment comprises the interference noise power of subscriber equipment community at concentrated at least one place, base station in described cooperation cell; Business state information comprises the current business amount of subscriber equipment.

S302, base station, according to channel condition information and business state information scheduling user's set, be user equipment allocation running time-frequency resource, and generate resource scheduling information, and resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation.

Wherein, the base station of the Serving cell of the concentrated subscriber equipment in cooperation cell can be user equipment allocation running time-frequency resource in the current business amount of the PMI of the Serving cell of subscriber equipment, the interference noise power of the SINR of subscriber equipment, subscriber equipment and subscriber equipment according to subscriber equipment.

Exemplary, if concentrating, cooperation cell comprises two subscriber equipmenies: subscriber equipment A and subscriber equipment B; The Serving cell of subscriber equipment A is community 1, and the Serving cell of subscriber equipment B is community 2.As shown in figure 11, channel coefficients H _a1can be: PMI and the SINR of subscriber equipment A Yong community 1; Channel coefficients H _a2can be: the interference noise power of subscriber equipment A Yong community 2; Channel coefficients H _b1can be: PMI and the SINR of subscriber equipment B Yong community 2; Channel coefficients H _b2can be: the interference noise power of subscriber equipment B Yong community 1.

It should be noted that, in the present embodiment, the interference noise power of subscriber equipment can comprise the interference noise power of subscriber equipment at least one other community, and described other communities are not the Serving cells of described subscriber equipment.

The user ID of the subscriber equipment that cooperation cell is concentrated is determined in S303, base station.

Exemplary, base station can be determined in the subscriber equipment in this base station range, which the subscriber equipment that is contained in cooperation cell collection has, concrete, the concentrated subscriber equipment in cooperation cell can comprise the subscriber equipment in cell edge and/or easily be subject to the subscriber equipment of other area interference.

Wherein, cooperation cell collection comprises: at least two the first sectors; In the community that the first sector is at least one place, base station, path loss is less than the sector of predetermined threshold value.The first sector is in the coverage of the community at place, base station.The minimum that can keep the path loss of subscriber equipment proper communication in the community that predetermined threshold value can cover for this base station that base station sets in advance.

It should be noted that, can first carry out S301-S302 in embodiments of the present invention, then carry out S303; Also can first carry out S303, then carry out S301-S302; Or, can also carry out S301-S302 and S303 simultaneously.In a word, the present embodiment does not limit the sequencing of S301-S302 and S303 execution.

The user ID of S304, base station transmission subscriber equipment and resource scheduling information are to cooperation management equipment.

Concrete, base station can send the user ID of subscriber equipment and resource scheduling information to cooperation management equipment, so that the unified management of cooperation management equipment is received from user ID and the resource scheduling information of the subscriber equipment of each base station, determine the subscriber equipment that takies identical running time-frequency resource, and be this user equipment allocation PMI again.

S305, cooperation management equipment are determined the user ID of concentrated at least one the first user equipment in cooperation cell according to resource scheduling information, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell.

Wherein, cooperation management equipment can receive from the user ID of the subscriber equipment of at least one base station and resource scheduling information, resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation, and the running time-frequency resource that is user equipment allocation according to base station is determined the user ID that takies the subscriber equipment of identical running time-frequency resource with other subscriber equipmenies, the i.e. user ID of first user equipment.

Further, in order effectively to suppress the subscriber equipment interference in up when transmitting, improve the communication performance of Cell Edge User equipment, base station can by obtain to the first state information be sent to cooperation management equipment, so that cooperation management equipment can, according to cooperation management equipment according to the user ID of the first state information and at least one first user equipment, be respectively first user equipment and reselect PMI in default codebook set.The method of the embodiment of the present invention can also comprise S306:

S306, cooperation management equipment receive the first state information from base station, and the first state information comprises: the channel condition information of subscriber equipment and business state information in the first sector.

Wherein, channel condition information comprises: the SINR of subscriber equipment and the interference noise power of subscriber equipment, and the interference noise power of subscriber equipment comprises the interference noise power of subscriber equipment community at concentrated at least one place, base station in cooperation cell; Business state information comprises the current business amount of subscriber equipment.

S307, cooperation management equipment, according to the user ID of the first state information and at least one first user equipment, are respectively first user equipment and reselect PMI in default codebook set.

Wherein, because first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell.In default codebook set, can comprise at least one can carry out the code book of precoding for subscriber equipment, PMI is used to indicate the index of described codebook set; Therefore cooperation management equipment can, according to the user ID of the first state information (channel condition information of subscriber equipment and business state information in the first sector) and at least one first user equipment, be respectively first user equipment and reselect PMI in default codebook set.

S308, cooperation management equipment send the user ID of at least one first user equipment and the PMI that selected at least one base station.

It is that the PMI that reselects of first user equipment is to first user equipment that S309, base station send cooperation management equipment according to the user ID of first user equipment.

Wherein, base station can be according to the user ID of each first user equipment, and the PMI that cooperation management equipment is reselected for this first user equipment is sent to this first user equipment.

S310, first user equipment are treated transmitting data according to the code book of PMI indication and are carried out precoding, and the data of transmitting after coding.

Embodiment 4

The embodiment of the present invention provides a kind of cooperation management equipment, and cooperation cell is concentrated and comprised at least one subscriber equipment, and as shown in Figure 4, described cooperation management equipment comprises: acquiring unit 41, determining unit 42, selected cell 43.

Acquiring unit 41, for obtain User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell by least one base station, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation.

Determining unit 42, for the described resource scheduling information of obtaining according to described acquiring unit 41, determine the user ID of concentrated at least one the first user equipment in described cooperation cell, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell.

Selected cell 43, the user ID of first user equipment described at least one that is used for determining according to described determining unit 42, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

Further, described cooperation cell collection comprises: at least two the first sectors; Wherein, described the first sector is less than the sector of predetermined threshold value for path loss in the community at place, base station described at least one.

Further, described acquiring unit 41, also for receiving described user ID and the described resource scheduling information from the described first sector subscriber equipment of base station described at least one;

Further, as shown in Figure 5, described cooperation management equipment, can also comprise: receiving element 44.

Receiving element 44, be used at described selected cell 43 according to the user ID of described first user equipment, in default codebook set, be before described first user equipment reselects pre-coding matrix indication PMI, reception is from the first state information of described base station, and described the first state information comprises: channel condition information and the business state information of subscriber equipment in described the first sector.

Further, as shown in Figure 6, described selected cell 43, comprising: select module 431, sending module 432.

Select module 431, for the user ID with first user equipment described at least one according to described the first state information, in described default codebook set, be respectively described first user equipment and reselect described PMI.

Sending module 432, for sending the user ID of first user equipment described at least one and described PMI that described selection module 431 has been selected to base station described at least one, so that the described PMI that described base station has been selected described in sending according to the user ID of described first user equipment is to described first user equipment, and then make described first user equipment to described data to be launched, carry out precoding according to the described codebook set of described PMI indication, and then make the data of described first user equipment transmitting after coding.

It should be noted that, the corresponding content of the specific descriptions of part functional module in can reference method embodiment in the cooperation management equipment that the embodiment of the present invention provides, the present embodiment is no longer described in detail here.

The cooperation management equipment that the embodiment of the present invention provides, can obtain by least one base station user ID and the resource scheduling information of the concentrated subscriber equipment in cooperation cell, resource scheduling information comprises that base station is the running time-frequency resource of user equipment allocation, then according to resource scheduling information, determine the user ID of concentrated at least one the first user equipment in cooperation cell, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell, last according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect pre-coding matrix indication PMI, PMI is used to indicate the index of codebook set, so that treating transmitting data according to the code book of PMI indication, first user equipment carries out precoding, and then make first user equipment launch the data after coding.In prior art, only can realize up CoMP reception compares, cooperation management equipment can be concentrated the subscriber equipment that takies identical running time-frequency resource for cooperation cell and reselect PMI, so that this certain customers' equipment can be under lower interference coordinated emission data, interference in the time of can suppressing up transmitting between subscriber equipment, promotes communication performance.

Embodiment 5

The embodiment of the present invention also provides a kind of base station, and cooperation cell is concentrated and comprised at least one subscriber equipment, and as shown in Figure 7, described base station comprises: acquiring unit 51, transmitting element 52, receiving element 53.

Acquiring unit 51, for obtaining user ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation.

Transmitting element 52, for sending the user ID of the described subscriber equipment that described acquiring unit 51 obtains and described resource scheduling information to cooperation management equipment, so that described cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in described cooperation cell according to described resource scheduling information, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell, and then make described cooperation management equipment according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect PMI, described PMI is used to indicate the index of described codebook set.

Receiving element 53 is the described PMI that described first user equipment reselects for user ID and the described cooperation management equipment receiving from first user equipment described at least one of described cooperation management equipment.

Described transmitting element 52, also for the user ID of the described first user equipment that receives according to described receiving element 53, sending described cooperation management equipment is that the described PMI that reselects of described first user equipment is to described first user equipment, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

Further, described cooperation cell collection comprises: at least two the first sectors; Wherein, described the first sector is less than the sector of predetermined threshold value for path loss in the community at place, base station described at least one, and described the first sector is in the cell coverage area at place, described base station.

Further, as shown in Figure 8, described acquiring unit 51, comprising: acquisition module 511, distribution module 512, determination module 513.

Acquisition module 511, obtains the first state information for described base station, and described the first state information comprises: channel condition information and the business state information of the described subscriber equipment that concentrate described cooperation cell.

Distribution module 512, for the described channel condition information and the described business state information that obtain according to described acquisition module 511, dispatch described subscriber equipment, for described user equipment allocation running time-frequency resource, and generating described resource scheduling information, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation.

Determination module 513, for determining the user ID of the described subscriber equipment that concentrate described cooperation cell, described subscriber equipment is in described coverage.

Further, described acquisition module 511, also carries out channel estimating for the described subscriber equipment that described cooperation cell is concentrated, and obtains described the first state information, and described the first state information comprises: described channel condition information and described business state information.

Further, described transmitting element 52, also for after described acquiring unit 51 obtains described the first state information, send described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.

It should be noted that, the corresponding content of the specific descriptions of part functional module in can reference method embodiment in the base station that the embodiment of the present invention provides, the present embodiment is no longer described in detail here.

The base station that the embodiment of the present invention provides, can obtain user ID and the resource scheduling information of the concentrated subscriber equipment in cooperation cell, then send the user ID of subscriber equipment and resource scheduling information to cooperation management equipment, so that cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in cooperation cell according to resource scheduling information, first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in cooperation cell, and then make cooperation management equipment according to the user ID of at least one first user equipment, in default codebook set, be respectively first user equipment and reselect PMI, the user ID and the cooperation management equipment that receive from least one first user equipment of cooperation management equipment are the described PMI that first user equipment reselects again, finally according to the user ID of first user equipment, sending cooperation management equipment is that the PMI that reselects of first user equipment is to first user equipment, so that treating transmitting data according to the code book of PMI indication, first user equipment carries out precoding, and then make first user equipment launch the data after coding.

Embodiment 6

The embodiment of the present invention also provides a kind of cooperation management equipment, and cooperation cell is concentrated and comprised at least one subscriber equipment, and as shown in Figure 9, described cooperation management equipment, can comprise: processor 61.

Processor 61, for obtain User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell by least one base station, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation; According to described resource scheduling information, determine the user ID of concentrated at least one the first user equipment in described cooperation cell, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell; According to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

Further, described cooperation management equipment, can also comprise: receiver 62.

Receiver 62, for receiving described user ID and the described resource scheduling information from the described first sector subscriber equipment of base station described at least one.

Further, described receiver, also at described processor 61 according to the user ID of described first user equipment, in default codebook set, be before described first user equipment reselects pre-coding matrix indication PMI, reception is from the first state information of described base station, and described the first state information comprises: channel condition information and the business state information of subscriber equipment in described the first sector.

Further, described processor 61 also, for according to the user ID of described first state information of described receiver reception and first user equipment described at least one, is respectively described first user equipment and reselects described PMI in described default codebook set.

Further, as shown in Figure 9, described cooperation management equipment, can also comprise: transmitter 63.

Transmitter 63, for the described PMI that sends the user ID of first user equipment described at least one that described processor 61 determines and selected to base station described at least one, so that the described PMI that described base station has been selected described in sending according to the user ID of described first user equipment is to described first user equipment, and then make described first user equipment to described data to be launched, carry out precoding according to the described codebook set of described PMI indication, and then make the data of described first user equipment transmitting after coding.

Embodiment 7

The embodiment of the present invention also provides a kind of base station, and cooperation cell is concentrated and comprised at least one subscriber equipment, and as shown in figure 10, described base station comprises: processor 71, transmitter 72, receiver 73.

Processor 71, for obtaining user ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation.

Transmitter 72, for sending the user ID of the described subscriber equipment that described processor 71 obtains and described resource scheduling information to cooperation management equipment, so that described cooperation management equipment is determined the user ID of concentrated at least one the first user equipment in described cooperation cell according to described resource scheduling information, described first user equipment is that the subscriber equipment that takies identical running time-frequency resource with other subscriber equipmenies is concentrated in described cooperation cell, and then make described cooperation management equipment according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect PMI, described PMI is used to indicate the index of described codebook set.

Receiver 73 is the described PMI that described first user equipment reselects for user ID and the described cooperation management equipment receiving from first user equipment described at least one of described cooperation management equipment.

Described transmitter 72, for the user ID of the described first user equipment that receives according to described receiver 73, sending described cooperation management equipment is that the described PMI that reselects of described first user equipment is to described first user equipment, so that described first user equipment is treated transmitting data according to the described code book of described PMI indication, carry out precoding, and then make the data of described first user equipment transmitting after coding.

Further, described processor 71, also, for obtaining the first state information, described the first state information comprises: channel condition information and the business state information of the described subscriber equipment that concentrate described cooperation cell; According to described channel condition information and described business state information, dispatch described subscriber equipment, for described user equipment allocation running time-frequency resource, and generating described resource scheduling information, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation; The user ID of determining the described subscriber equipment that concentrate described cooperation cell, described subscriber equipment is in described coverage.

Further, described processor 71, also carries out channel estimating for the described subscriber equipment that described cooperation cell is concentrated, and obtains described the first state information, and described the first state information comprises: described channel condition information and described business state information.

Further, described transmitter 72, also for after described processor 71 obtains described the first state information, send described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.

Through the above description of the embodiments, those skilled in the art can be well understood to, for convenience and simplicity of description, only the division with above-mentioned each functional module is illustrated, in practical application, can above-mentioned functions be distributed and by different functional modules, completed as required, the internal structure that is about to device be divided into different functional modules, to complete all or part of function described above.The system of foregoing description, the specific works process of device and unit, can, with reference to the corresponding process in preceding method embodiment, not repeat them here.

In the several embodiment that provide in the application, should be understood that, disclosed system, apparatus and method, can realize by another way.For example, device embodiment described above is only schematic, for example, the division of described module or unit, be only that a kind of logic function is divided, during actual realization, can have other dividing mode, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrically, machinery or other form.

The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in a plurality of network element.Can select according to the actual needs some or all of unit wherein to realize the object of the present embodiment scheme.

In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.

If the form of SFU software functional unit of usining described integrated unit realizes and during as production marketing independently or use, can be stored in a computer read/write memory medium.Understanding based on such, the all or part of of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprise that some instructions are with so that a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) carry out all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), 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, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; 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

1. a uplink coordinated launching technique, is characterized in that, cooperation cell is concentrated and comprised at least one subscriber equipment, and described method comprises:

2. uplink coordinated launching technique according to claim 1, is characterized in that, described cooperation cell collection comprises: at least two the first sectors;

3. uplink coordinated launching technique according to claim 1 and 2, is characterized in that, obtains User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell at described cooperation management equipment by least one base station, comprising:

4. according to the uplink coordinated launching technique described in any one in claim 1-3, it is characterized in that, described cooperation management equipment is according to the user ID of described first user equipment, in default codebook set, be that before described first user equipment reselects pre-coding matrix indication PMI, described method also comprises:

5. uplink coordinated launching technique according to claim 4, it is characterized in that, described cooperation management equipment is according to the user ID of first user equipment described at least one, in default codebook set, be respectively described first user equipment and reselect pre-coding matrix indication PMI, described PMI is used to indicate the index of described codebook set, so that treating transmitting data according to the described codebook set of described PMI indication, described first user equipment carries out precoding, and then make the data of described first user equipment transmitting after coding, comprising:

6. a uplink coordinated launching technique, is characterized in that, cooperation cell is concentrated and comprised at least one subscriber equipment, and described method comprises:

7. uplink coordinated launching technique according to claim 6, is characterized in that, described cooperation cell collection comprises: at least two the first sectors;

8. uplink coordinated launching technique according to claim 6, is characterized in that, described base station obtains User Identity ID and the resource scheduling information of the concentrated subscriber equipment in described cooperation cell, comprising:

9. uplink coordinated launching technique according to claim 8, is characterized in that, described base station obtains the first state information, comprising:

10. uplink coordinated launching technique according to claim 8 or claim 9, is characterized in that, after described base station obtains described the first state information, described method also comprises:

11. 1 kinds of cooperation management equipment, is characterized in that, cooperation cell is concentrated and comprised at least one subscriber equipment, and described cooperation management equipment comprises:

12. cooperation management equipment according to claim 11, is characterized in that, described cooperation cell collection comprises: at least two the first sectors;

13. according to the cooperation management equipment described in claim 11 or 12, it is characterized in that,

Described acquiring unit, also for receiving described user ID and the described resource scheduling information from the described first sector subscriber equipment of base station described at least one;

14. according to the cooperation management equipment described in any one in claim 11-13, it is characterized in that, also comprises:

15. cooperation management equipment according to claim 14, is characterized in that, described selected cell, comprising:

16. 1 kinds of base stations, is characterized in that, cooperation cell is concentrated and comprised at least one subscriber equipment, and described base station comprises:

17. base stations according to claim 16, is characterized in that, described cooperation cell collection comprises: at least two the first sectors;

18. base stations according to claim 16, is characterized in that, described acquiring unit, comprising:

19. base stations according to claim 18, it is characterized in that, described acquisition module, also for the described subscriber equipment that described cooperation cell is concentrated, carry out channel estimating, obtain described the first state information, described the first state information comprises: described channel condition information and described business state information;

20. according to the base station described in claim 18 or 19, it is characterized in that,

Described transmitting element, also for after obtaining described the first state information at described acquiring unit, send described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.

21. 1 kinds of cooperation management equipment, is characterized in that, cooperation cell is concentrated and comprised at least one subscriber equipment, and described cooperation management equipment comprises:

22. cooperation management equipment according to claim 21, is characterized in that, described cooperation cell collection comprises: at least two the first sectors;

23. according to the cooperation management equipment described in claim 21 or 22, it is characterized in that, also comprises:

24. according to the cooperation management equipment described in any one in claim 21-23, it is characterized in that, described receiver, also at described processor according to the user ID of described first user equipment, in default codebook set, be before described first user equipment reselects pre-coding matrix indication PMI, reception is from the first state information of described base station, and described the first state information comprises: channel condition information and the business state information of subscriber equipment in described the first sector;

25. cooperation management equipment according to claim 24, it is characterized in that, described processor, also, for according to the user ID of described first state information of described receiver reception and first user equipment described at least one, in described default codebook set, be respectively described first user equipment and reselect described PMI;

Described cooperation management equipment, also comprises:

26. 1 kinds of base stations, is characterized in that, cooperation cell is concentrated and comprised at least one subscriber equipment, and described base station comprises:

27. base stations according to claim 26, is characterized in that, described cooperation cell collection comprises: at least two the first sectors;

28. base stations according to claim 26, is characterized in that, described processor, and also, for obtaining the first state information, described the first state information comprises: channel condition information and the business state information of the described subscriber equipment that concentrate described cooperation cell; According to described channel condition information and described business state information, dispatch described subscriber equipment, for described user equipment allocation running time-frequency resource, and generating described resource scheduling information, described resource scheduling information comprises that described base station is the running time-frequency resource of described user equipment allocation; The user ID of determining the described subscriber equipment that concentrate described cooperation cell, described subscriber equipment is in described coverage.

29. base stations according to claim 28, it is characterized in that, described processor, also for the described subscriber equipment that described cooperation cell is concentrated, carry out channel estimating, obtain described the first state information, described the first state information comprises: described channel condition information and described business state information;

30. according to the base station described in claim 28 or 29, it is characterized in that, described transmitter, also for after obtaining described the first state information at described processor, send described the first state information to described cooperation management equipment, so that described cooperation management equipment is according to the user ID of first user equipment described in described the first state information and at least one, in described default codebook set, is respectively described first user equipment and reselects described PMI.