CN107925896A

CN107925896A - The method and relevant device of CSI RS configurations

Info

Publication number: CN107925896A
Application number: CN201580082589.7A
Authority: CN
Inventors: 刘建琴; 刘鹍鹏
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2015-11-06
Filing date: 2015-11-06
Publication date: 2018-04-17
Also published as: WO2017075836A1

Abstract

The embodiment of the present invention provides the method and relevant device of CSI RS configurations, at least to solve the problems, such as to configure the associated solutions of CSI RS not in special subframe at present.Method includes：Base station determines the CSI RS configurations of special subframe, the CSI RS configurations include the mark of the resource unit RE of the CSI RS, wherein, m n ports CSI RS resource is included in per t Physical Resource Block PRB pair, each n ports CSI RS resources in the m n ports CSI RS resources are formed by r w ports CSI RS resource polymerization, n=r × w, t, m, n, r, w are positive integer；The base station sends the configured information of the CSI RS configurations to user equipment (UE), and the configured information of the CSI RS configurations is used for the CSI RS configurations for indicating the special subframe.The present invention is suitable for the communications field.

Description

The method and relevant device of CSI-RS configuration

Technical field

The present invention relates to the communications field more particularly to the methods and relevant device of channel state information reference signals (English: Channel State Information Reference Signal, abbreviation: CSI-RS) configuration.

Background technique

In third generation cooperative partner program (English: the 3rd Generation Partnership Project, referred to as: 3GPP) long term evolution (English: Long Term Evolution, referred to as: LTE) the 10th version (English: Release 10, referred to as: R10) in downlink system, the reference signal for channel state information measurement is referred to as CSI-RS.

Wherein, it does not support the CSI-RS of special subframe to configure in LTE R10 standard, only supports the CSI-RS configuration of 1,2,4,8 port numbers of downlink subframe, and can only at most support 8 antenna openings.In order to further increase spectrum efficiency, the LTE R13 standard that will start at present starts to consider to introduce more antenna configurations, it is based particularly on the antenna configuration more than 8 antenna openings of active antenna system (English: Active Antenna Systems, abbreviation: AAS).For example, antenna port number can be 12,16,32 or 64 etc..

Currently, the conclusion that special subframe can support the CSI-RS of 2/4/8/12/16 port to configure is passed through in Rel-13 standard, however, there is no the associated solutions for configuring CSI-RS in special subframe at present.

Summary of the invention

The embodiment of the present invention provides the method and relevant device of CSI-RS configuration, at least to solve the problems, such as that there is no the associated solutions for configuring CSI-RS in special subframe at present.

In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that

In a first aspect, providing a kind of method of channel state information reference signals CSI-RS configuration, which comprises

Base station determines the CSI-RS configuration of special subframe, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, wherein include the m end n in every t Physical Resource Block PRB pair Mouthful CSI-RS resource, each port n CSI-RS resource in the CSI-RS resource of the port the m n are polymerized by the r port w CSI-RS resource, and n=r × w, t, m, n, r, w are positive integer；

The base station sends the instruction information that the CSI-RS is configured to user equipment (UE), and the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the special subframe.

Second aspect provides a kind of method of channel state information reference signals CSI-RS configuration, which comprises

User equipment (UE) receives the instruction information for the CSI-RS configuration that base station is sent, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of special subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, n=r × w, t, m, n, r, w are positive integer；

The instruction information that the UE is configured according to the CSI-RS determines the CSI-RS configuration of the special subframe.

The third aspect, provides a kind of base station, and the base station includes: processing unit and transmission unit；

The processing unit, for determining that the channel state information reference signals CSI-RS of special subframe is configured, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, and n=r × w, t, m, n, r, w are positive integer；

The transmission unit, for sending the instruction information that the CSI-RS is configured to user equipment (UE), the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the special subframe.

Fourth aspect, provides a kind of user equipment (UE), and the UE includes: receiving unit and processing unit；

The receiving unit, for receiving the instruction information of the channel state information reference signals CSI-RS configuration of base station transmission, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of special subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, and n=r × w, t, m, n, r, w are positive integer；

The processing unit, the instruction information for being configured according to the CSI-RS determine the CSI-RS configuration of the special subframe.

5th aspect, provides a kind of base station, the base station includes processor, memory, bus and communication interface；

The memory is for storing computer executed instructions, the processor is connect with the memory by the bus, when base station operation, the processor executes the computer executed instructions of the memory storage, so that the method that the base station executes CSI-RS configuration as described in relation to the first aspect.

6th aspect, provides a kind of user equipment (UE), the UE includes processor, memory, bus and communication interface；

The memory is for storing computer executed instructions, the processor is connect with the memory by the bus, when UE operation, the processor executes the computer executed instructions of the memory storage, so that the method that the UE executes the CSI-RS configuration as described in second aspect.

In above-mentioned first aspect into either the 6th aspect face, work as r=2, n=2^XWhen, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, 1≤i≤m, i, X are positive integer.

Further, in a kind of possible implementation:

If the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when cyclic prefix CP type is normal CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=20, when n=2, the mark of the RE of the 1st port of the 1st 2 port CSI-RS resource to the 20th 2 port CSI-RS resource is respectively (9,2), (11,5), (9,5), (7,5), (9,2), (8,2), (10,5), (8,5), (6,5), (8,2), (3,2), (2,2), (5,5), (4,5), (3,5), (2,5), (1,5), (0,5), (3,2), (2,2) The RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,1,1；

Work as m=10, when n=4, the mark of the RE of the 3rd port of the 1st 4 port CSI-RS resource to the 10th 4 port CSI-RS resource is respectively (9,2), (11,5), (9,5), (7,5), (9,2), (8,2), (10,5), (8,5), (6,5), (8,2), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1,0,0,0,0,1；

Work as m=5, when n=8,1st 8 port CSI-RS resource to the 7th port of the 5th 8 port CSI-RS resource RE mark be respectively (9,2), (11,5), (9,5), (7,5), (9,2), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1；

Work as m=2, when n=16, the mark of the RE of the 15th port of the 1st 16 port CSI-RS resource to the 2nd 16 port CSI-RS resource is respectively (9,2), (11,5), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0.

Optionally, the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A1, B1, C1, D1, E1, F1:

A1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

B1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

C1: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

D1: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

E1: the 1 16 port CSI-RS resource of configuration are polymerized by the 5th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

F1: the 1 16 port CSI-RS resource of configuration are polymerized by the 5th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.

Optionally, work as m=3, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 3 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 3 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 2 12 port CSI-RS resource in 3 12 port CSI-RS resource subtract 14 port CSI-RS resource by any 1 16 port CSI-RS resource in 2 16 port CSI-RS resource respectively and obtain, 1 12 port CSI-RS resource in 3 12 port CSI-RS resource in addition to any 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 2 12 port CSI-RS resource.

In alternatively possible implementation:

If the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is normal CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=12, when n=2,1st 2 port CSI-RS resource to the 1st port of the 12nd 2 port CSI-RS resource RE mark be respectively (11,5), (9,5), (7,5), (10,5), (8,5), (6,5), (5,5), (4,5), (3,5), (2,5), (1,5), (0,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,0,0,0,0,0,0,0,0；

Work as m=6, when n=4,1st 4 port CSI-RS resource to the 3rd port of the 6th 4 port CSI-RS resource RE mark be respectively (11,5), (9,5), (7,5), (10,5), (8,5), (6,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,0,0；

Work as m=3, when n=8, the mark of the RE of the 7th port of the 1st 8 port CSI-RS resource to the 5th 8 port CSI-RS resource is respectively (11,5), (9,5), (7,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0；

Work as m=1, when n=16, the RE's of the 1st 16 port CSI-RS resource is identified as (9,2), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0.

Optionally, the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration J1, K1:

J1: the 1 16 port CSI-RS resource of configuration are polymerized by the 2nd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource；

K1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource.

Optionally, work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 1 12 port CSI-RS resource in 2 12 port CSI-RS resource are subtracted 14 port CSI-RS resource by 1 16 port CSI-RS resource and are obtained, and 1 12 port CSI-RS resource in 2 12 port CSI-RS resource in addition to any 1 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 1 12 port CSI-RS resource.

In alternatively possible implementation:

If the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is extension CP, the m (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of a port n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=16, when n=2, the mark of the RE of the 1st port of the 1st 2 port CSI-RS resource to the 16th 2 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), (5,4), (3,4), (4,4), (3,4), (8,4), (6,4), (2,4), (0,4), (7,4), (6,4), (1,4), (0,4), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1,0,0,1,1,0,0,0,0,1,1,1,1；

Work as m=8, when n=4, the mark of the RE of the 3rd port of the 1st 4 port CSI-RS resource to the 8th 4 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), (5,4), (3,4), (4,4), (3,4), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1,0,0,1,1；

Work as m=4, when n=8, the mark of the RE of the 7th port of the 1st 8 port CSI-RS resource to the 4th 8 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1；

Work as m=2, when n=16, the mark of the RE of the 15th port of the 1st 16 port CSI-RS resource to the 2nd 16 port CSI-RS resource is respectively (11,4), (9,4), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0.

Optionally, the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A2, B2:

A2: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

B2: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.

Optionally, work as m=2, n=12, r=3, when w=4, the port m n CSI-RS resource In each port n CSI-RS resource be polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein 2 12 port CSI-RS resource subtract 14 port CSI-RS resource by 2 16 port CSI-RS resource respectively and obtain.

In alternatively possible implementation:

If the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is extension CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=12, when n=2, the RE of 1st 2 port CSI-RS resource to the 1st port of the 12nd 2 port CSI-RS resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), (8,1), (7,1), (6,1), (2,1), (1,1), (0,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1,1,1,1,1,1,1；

Work as m=6, when n=4, the RE of 1st 4 port CSI-RS resource to the 3rd port of the 6th 4 port CSI-RS resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1；

Work as m=3, when n=8, the RE of the 7th port of the 1st 8 port CSI-RS resource to the 5th 8 port CSI-RS resource is respectively (11,1), (10,1), (9,1), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1；

Work as m=1, when n=16, the RE of the 1st 16 port CSI-RS resource is (11,1), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1.

Optionally, the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration E2, F2:

E2: the 1 16 port CSI-RS resource of configuration are polymerized by the 2nd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource；

F2: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource.

In alternatively possible implementation:

Work as t=2, when n=16, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

I-th of 16 port CSI-RS resource are polymerized by i-th of 8 port CSI-RS resource in first PRB pair and i-th of 8 port CSI-RS resource in second PRB pair；

Or, i-th and i-th+P 4 port CSI-RS resource of i-th of the 16 port CSI-RS resource by i-th and the i-th+P 4 port CSI-RS resource in first PRB pair and in second PRB pair are polymerized, and P is the number of 8 port CSI-RS resource in each PRB pair；

Alternatively, i-th of 16 port CSI-RS resource, by i-th in first PRB pair, the i-th+P is a, i-th in i-th+Q and the i-th+P+Q 4 port CSI-RS resource and second PRB pair, i-th+P, the i-th+Q and the i-th+P+Q 4 port CSI-RS resource polymerize It forms, P is the number of 8 port CSI-RS resource in each PRB pair, and Q is the number of 4 port CSI-RS resource in each PRB pair.

The embodiment of the invention provides the associated solutions for configuring CSI-RS in special subframe, method, relevant device and the system of CSI-RS configuration based on the embodiment of the present invention can configure CSI-RS in special subframe.

7th aspect provides a kind of method of channel state information reference signals CSI-RS configuration, which comprises

Base station determines the CSI-RS configuration of downlink transfer subframe, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s is positive integer；

The base station sends the instruction information that the CSI-RS is configured to user equipment (UE), and the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the downlink transfer subframe.

Eighth aspect provides a kind of method of channel state information reference signals CSI-RS configuration, which comprises

User equipment (UE) receives the instruction information for the CSI-RS configuration that base station is sent, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of downlink transfer subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s is positive integer；

The instruction information that the UE is configured according to the CSI-RS determines the CSI-RS configuration of the downlink transfer subframe.

9th aspect, provides a kind of base station, the base station includes: processing unit and transmission unit；

The processing unit, for determining that the channel state information reference signals CSI-RS of downlink transfer subframe is configured, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, Wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s are positive integer；

The transmission unit, for sending the instruction information that the CSI-RS is configured to user equipment (UE), the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the downlink transfer subframe.

Tenth aspect, provides a kind of user equipment (UE), the UE includes: receiving unit and processing unit；

The receiving unit, for receiving the instruction information of the channel state information reference signals CSI-RS configuration of base station transmission, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of downlink transfer subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s is positive integer；

The processing unit, the instruction information for being configured according to the CSI-RS determine the CSI-RS configuration of the downlink transfer subframe.

On the one hand tenth, provides a kind of base station, the base station includes processor, memory, bus and communication interface；

The memory is for storing computer executed instructions, the processor is connect with the memory by the bus, when base station operation, the processor executes the computer executed instructions of memory storage, so that the method that the base station executes the CSI-RS configuration as described in terms of the 7th.

12nd aspect, provides a kind of user equipment (UE), the UE includes processor, memory, bus and communication interface；

For storing computer executed instructions, the processor is connect with the memory by the bus memory, and when UE operation, the processor executes the memory storage The computer executed instructions, so that the method that the UE executes the CSI-RS configuration as described in eighth aspect.

The embodiment of the invention provides the associated solutions that CSI-RS is configured in downlink transfer subframe, the method and relevant device of CSI-RS configuration based on the embodiment of the present invention, CSI-RS can be configured in special subframe, CSI-RS can also be configured in downlink subframe when antenna port number is greater than 8.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, the drawings to be used in the description of the embodiments or prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the invention, for those of ordinary skill in the art, without any creative labor, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the system architecture diagram of CSI-RS provided in an embodiment of the present invention configuration；

Fig. 2 is the method flow schematic diagram one of CSI-RS provided in an embodiment of the present invention configuration；

Fig. 3 is the configuration pattern schematic diagram one of CSI-RS provided in an embodiment of the present invention；

Fig. 4 is the configuration pattern schematic diagram two of CSI-RS provided in an embodiment of the present invention；

Fig. 5 is the configuration pattern schematic diagram three of CSI-RS provided in an embodiment of the present invention；

Fig. 6 is the configuration pattern schematic diagram four of CSI-RS provided in an embodiment of the present invention；

Fig. 7 is the configuration pattern schematic diagram five of CSI-RS provided in an embodiment of the present invention；

Fig. 8 is the configuration pattern schematic diagram six of CSI-RS provided in an embodiment of the present invention；

Fig. 9 is the configuration pattern schematic diagram seven of CSI-RS provided in an embodiment of the present invention；

Figure 10 is the configuration pattern schematic diagram eight of CSI-RS provided in an embodiment of the present invention；

Figure 11 is the configuration pattern schematic diagram nine of CSI-RS provided in an embodiment of the present invention；

Figure 12 is the configuration pattern schematic diagram ten of CSI-RS provided in an embodiment of the present invention；

Figure 13 is the configuration pattern schematic diagram 11 of CSI-RS provided in an embodiment of the present invention；

Figure 14 is the configuration pattern schematic diagram 12 of CSI-RS provided in an embodiment of the present invention；

Figure 15 is the configuration pattern schematic diagram 13 of CSI-RS provided in an embodiment of the present invention；

Figure 16 is the configuration pattern schematic diagram 14 of CSI-RS provided in an embodiment of the present invention；

Figure 17 is the configuration pattern schematic diagram 15 of CSI-RS provided in an embodiment of the present invention；

Figure 18 is the configuration pattern schematic diagram 16 of CSI-RS provided in an embodiment of the present invention；

Figure 19 is the configuration pattern schematic diagram 17 of CSI-RS provided in an embodiment of the present invention；

Figure 20 is the configuration pattern schematic diagram 18 of CSI-RS provided in an embodiment of the present invention；

Figure 21 is the configuration pattern schematic diagram 19 of CSI-RS provided in an embodiment of the present invention；

Figure 22 is the configuration pattern schematic diagram 20 of CSI-RS provided in an embodiment of the present invention；

Figure 23 is the configuration pattern schematic diagram 21 of CSI-RS provided in an embodiment of the present invention；

Figure 24 is the configuration pattern schematic diagram 22 of CSI-RS provided in an embodiment of the present invention；

Figure 25 is the configuration pattern schematic diagram 23 of CSI-RS provided in an embodiment of the present invention；

Figure 26 is the configuration pattern schematic diagram 24 of CSI-RS provided in an embodiment of the present invention；

Figure 27 is the configuration pattern schematic diagram 25 of CSI-RS provided in an embodiment of the present invention；

Figure 28 is the configuration pattern schematic diagram 26 of CSI-RS provided in an embodiment of the present invention；

Figure 29 is the configuration pattern schematic diagram 27 of CSI-RS provided in an embodiment of the present invention；

Figure 30 is the configuration pattern schematic diagram 28 of CSI-RS provided in an embodiment of the present invention；

Figure 31 is the configuration pattern schematic diagram 29 of CSI-RS provided in an embodiment of the present invention；

Figure 32 is the configuration pattern schematic diagram 30 of CSI-RS provided in an embodiment of the present invention；

Figure 33 is the configuration pattern schematic diagram 31 of CSI-RS provided in an embodiment of the present invention；

Figure 34 is the configuration pattern schematic diagram 32 of CSI-RS provided in an embodiment of the present invention；

Figure 35 is the configuration pattern schematic diagram 33 of CSI-RS provided in an embodiment of the present invention；

Figure 36 is the method flow schematic diagram two of CSI-RS provided in an embodiment of the present invention configuration；

Figure 37 is architecture of base station schematic diagram one provided in an embodiment of the present invention；

Figure 38 is UE structural schematic diagram one provided in an embodiment of the present invention；

Figure 39 is architecture of base station schematic diagram two provided in an embodiment of the present invention；

Figure 40 is UE structural schematic diagram two provided in an embodiment of the present invention.

Specific embodiment

In order to which the description of following each embodiments understands succinct, the brief introduction of the relevant technologies is provided first:

In LTE or advanced long term evolution (English: LTE Advanced, referred to as: LTE-A) in system, downlink multi-access access way generallys use orthogonal frequency division multiple access (English: Or thogonal Frequency Division Multiple Access, abbreviation: OFDMA) mode. The downlink resource of system has been partitioned into orthogonal frequency division multiplexing (English: Orthogonal Frequency Division Multiplexing, abbreviation: OFDM) symbol from the time, and subcarrier is had been partitioned into from frequency.According to LTE standard, a radio frames include 10 subframes, a sub- frame length 1ms, and the subframe of each radio frames is numbered according to 0-9.One subframe includes two time slots (English: slot), and each time slot includes 7 OFDM symbols in the case of conventional cyclic prefix (English: Cyclic Prefix, abbreviation: CP), and number is 0-6；Each time slot includes 6 OFDM symbols in the case of extending CP, and number is 0-5.The running time-frequency resource that one OFDM symbol and a subcarrier are constituted is known as resource element (English: Resource Element, abbreviation: RE).The size for defining Physical Resource Block (English: Physical Resource Block, abbreviation: PRB) is a temporal time slot, the 180kHz on frequency domain.When group intercarrier is divided into 15kHz, a PRB includes 12 subcarriers in frequency, and a PRB includes 84 or 72 RE altogether at this time.PRB is numbered on frequency domain, as PRB index.Define identical a pair of the PRB of PRB index that a PRB pair (PRB pair) is two time slots in a subframe.

LTE system supports two kinds of frame structures: Type1 and Type2, wherein Type1 is for frequency division duplex (English: Frequency Division Duplexing, referred to as: FDD), Type2 is for time division duplex (English: Time Division Duplexing, abbreviation TDD).For the frame structure Type1 of FDD, each subframe that a 10ms radio frames include both can be used for downlink transfer, can be used for uplink.For the frame structure Type2 of TDD, the subframe that the radio frames of a 10ms include perhaps is that downlink subframe is perhaps sub-frame of uplink or is special subframe.Which specific subframe is that downlink subframe, sub-frame of uplink or special subframe are determined by TDD uplink-downlink configuration.LTE currently supports 7 kinds of different TDD uplink-downlink configurations, and as shown in Table 1, wherein D indicates downlink subframe, is used for downlink transfer, and S indicates that special subframe, U indicate sub-frame of uplink.

Table one

Wherein, it include descending pilot frequency time slot (English: Downlink Pilot Time Slot in special subframe; referred to as: DwPTS); guard time (English: Guard Period; referred to as: GP) and uplink pilot time slot is (English: Uplink Pilot Time Slot; referred to as: UpPTS) three parts, GP are mainly used for the conversion time of downstream-to-upstream and the compensation of propagation delay.In addition, downlink data can be transmitted in DwPTS, but upstream data cannot be transmitted in UpPTS.The time span of UpPTS and DwPTS is configured by special subframe and is determined, as shown in Table 2.Wherein T_sIt is a time quantum, T_s=1/ (15000x2048) second.

Table two

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is described, it is clear that and described embodiments are only a part of the embodiments of the present invention, rather than Whole embodiments.In the following description, in explaining and infinite purpose, some specific details are elaborated to be clearly understood that.In some embodiments, the detailed description of well known device, circuit and method is omitted, in order to avoid because unnecessary details makes description fuzzy.In the whole text in description, identical reference number and identical title refer to the same or similar element.

For the ease of clearly describing the technical solution of the embodiment of the present invention, in an embodiment of the present invention, function and the essentially identical identical entry of effect or similar item are distinguished using the printed words such as " first ", " second ", it will be appreciated by those skilled in the art that the printed words such as " first ", " second " are not defined quantity and execution order.

Present invention is mainly applied to LTE systems, or advanced long term evolution (English: LTE Advanced, referred to as: LTE-A) system, or the continuation evolution communication systems or other mobile communication system etc. of following other versions, the present invention is not especially limit this.As long as base station needs to send the instruction information that CSI-RS is configured to UE, and UE needs to receive the instruction information of the CSI-RS configuration of base station transmission there are user equipment (English: User Equipment, abbreviation: UE) and base station in the communication system.As shown in Figure 1, base station and UE1-UE6 form a communication system, in the communication system, base station needs to send the instruction information that CSI-RS is configured to UE1-UE6, and UE1-UE6 needs to receive the instruction information of the CSI-RS configuration of base station transmission.

It should be noted that the base station in the embodiment of the present invention can be NodeB or evolved NodeB (English: Evolved NodeB, abbreviation: eNB), the present invention is not especially limit this.

Based on above-mentioned communication system, the embodiment of the present invention provides a kind of method of CSI configuration, as shown in Figure 2, comprising:

S201, base station determine the CSI-RS configuration of special subframe, the mark of RE of the CSI-RS configuration including the CSI-RS.

It wherein, include the m port n CSI-RS resource in every t PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, and n=r × w, t, m, n, r, w are positive integer.

S202, base station send the instruction information that the CSI-RS is configured to UE, and the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the special subframe.

S203, UE receive the instruction information for the CSI-RS configuration that base station is sent.

The instruction information that S204, UE are configured according to the CSI-RS determines the CSI-RS configuration of the special subframe.

Specifically, working as r=2, n=2 in the embodiment of the present invention^XWhen, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, 1≤i≤m, i, X are positive integer.

Wherein, in the embodiment of the present invention, when CP type is normal CP, in a kind of possible implementation:

Work as m=20, when n=2, 1st 2 port CSI-RS resource to the 1st port of the 20th 2 port CSI-RS resource RE mark be respectively (9, 2), (11, 5), (9, 5), (7, 5), (9, 2), (8, 2), (10, 5), (8, 5), (6, 5), (8, 2), (3, 2), (2, 2), (5, 5), (4, 5), (3, 5), (2, 5), (1, 5), (0, 5), (3, 2), (2, 2), the RE is located at the number n of time slot in radio frames_s2 (i.e. n of mould_sMod 2) operation after value be respectively 0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,1,1；

Wherein, the mark of the RE of CSI-RS described in the CSI-RS configuration of above-mentioned special subframe can be as shown in Table 3.

Table three

It should be noted that, CSI-RS configuration arranges the sequence that corresponding number order has corresponded to following port CSI-RS resource in above-mentioned table three, for example it is the 1st 2 port CSI-RS resource that CSI, which is configured to 02 port CSI-RS resource, the 2 port CSI-RS resource that CSI is configured to 1 are the 2nd 2 port CSI-RS resource, and so on, it just no longer repeats one by one herein.

Below in conjunction with table three, the configuration pattern of special subframe configuration pattern of corresponding 20 kind of 2 port CSI-RS resource, the configuration pattern of 10 kind of 4 port CSI-RS resource and 5 kind of 8 port CSI-RS resource when CP type is normal CP is provided, it is as shown in Figure 3-Figure 5 respectively.

It should be noted that, in the configuration pattern of the CSI-RS shown in Fig. 3-35 of the embodiment of the present invention, in the RE comprising number, the CSI-RS resource of corresponding 1 multiport of multiple numbers of identical filling, in the RE for not including number, it is not occupied that pattern filling is used to indicate the OFDM symbol, such as in Fig. 3, last 3 OFDM symbols are filled, and show that last 3 OFDM symbols are not occupied, it is described collectively, will no longer be repeated one by one below herein.

It should be noted that, in the configuration pattern of the CSI-RS shown in Fig. 3-35 of the embodiment of the present invention, upper dotted line and lower dotted line characterize the omission of the corresponding configuration pattern of other PRB pair resources in bandwidth resources, are described collectively, will no longer be repeated one by one herein below.

Optionally, it can be polymerized by any one configuration in following configuration A1, B1, C1, D1, E1, F1 in conjunction with table three, the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource:

C1: the 1 16 port CSI-RS resource is configured by the 4th 8 port CSI-RS resource It is polymerized with the 1st 8 port CSI-RS resource, the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

Wherein, the corresponding configuration pattern of configuration A1-F1 is respectively as shown in Fig. 6-Figure 11.

Optionally, in conjunction with table three, work as m=3, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

Illustratively, here by taking the configuration pattern of 10 kind of 4 port CSI-RS resource shown in Fig. 4 as an example, the configuration pattern of 3 kind of 12 port CSI-RS resource is provided respectively such as Figure 12 and Figure 13.

Wherein, in Figure 12, the 1st 12 port CSI-RS resource are polymerized by the 6th 4 port CSI-RS resource, the 1st 4 port CSI-RS resource and the 9th 4 port CSI-RS resource, Wherein, the 6th 4 port CSI-RS resource, the 1st 4 port CSI-RS resource aggregate into 18 port CSI-RS resource；2nd 12 port CSI-RS resource are polymerized by the 7th 4 port CSI-RS resource, the 2nd 4 port CSI-RS resource and the 5th 4 port CSI-RS resource, wherein, the 7th 4 port CSI-RS resource, the 2nd 4 port CSI-RS resource aggregate into 18 port CSI-RS resource；3rd 12 port CSI-RS resource are polymerized by the 8th 4 port CSI-RS resource, the 3rd 4 port CSI-RS resource and the 10th 4 port CSI-RS resource, wherein, the 8th 4 port CSI-RS resource, the 3rd 4 port CSI-RS resource aggregate into 18 port CSI-RS resource.

If (a, b, c) is represented by a-th, 1 12 port CSI-RS configuration that b-th and c-th 4 port CSI-RS configuration aggregates into sequentially first compiles a-th of 4 port CSI-RS resource in port numbering, then compiles b-th of 4 port CSI-RS resource, then c-th of 4 port CSI-RS resource are compiled, then configuration pattern shown in Figure 12 can be denoted as (6,1,9), (7,2, and (8,3,10) 5).

Certainly, the combination of the configuration pattern of 3 kind of 12 port CSI-RS resource can also be (6,1,9), (7,2,5) and (8,3, it 4) or is (6, Isosorbide-5-Nitrae), (7,2,5) and (8,3,10) or be (6,1,4), (7,2,5) and (8,3,9) etc., as long as meeting the condition that any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource, the embodiment of the present invention will not enumerate herein.

Wherein, in Figure 13, the 1st 16 port CSI-RS resource of 1st 12 port CSI-RS resource as shown in Figure 6 subtract last 14 port CSI-RS resource and obtain, 2nd 12 port CSI-RS resource are subtracted last 14 port CSI-RS resource by the 2nd 16 port CSI-RS resource and are obtained, and the 3rd 12 port CSI-RS resource are polymerized by wherein 34 port CSI-RS resource in remaining 44 port CSI-RS resource.

Certainly, the combination of the configuration pattern of 3 kind of 12 port CSI-RS resource can also be other, Figure 13 is merely illustrative, as long as meeting any 2 12 port CSI-RS resource in 3 12 port CSI-RS resource to subtract 14 port CSI-RS resource by any 1 16 port CSI-RS resource in 2 16 port CSI-RS resource respectively and obtain, 1 12 port CSI-RS resource in 3 12 port CSI-RS resource in addition to any 2 12 port CSI-RS resource are by 34 ports except any 2 12 port CSI-RS resource The condition that CSI-RS resource is polymerized, the embodiment of the present invention will not enumerate herein.

Wherein, in the embodiment of the present invention, when CP type is normal CP, in alternatively possible implementation:

Wherein, the mark of the RE of CSI-RS described in the CSI-RS configuration of above-mentioned special subframe can be as shown in Table 4.

Table four

It should be noted that, CSI-RS configuration arranges the sequence that corresponding number order has corresponded to following port CSI-RS resource in above-mentioned table four, for example it is the 1st 2 port CSI-RS resource that CSI, which is configured to 20 2 port CSI-RS resource, the 2 port CSI-RS resource that CSI is configured to 21 are the 2nd 2 port CSI-RS resource, and so on, it just no longer repeats one by one herein.

Below in conjunction with table four, the configuration pattern for providing special subframe configuration pattern of corresponding 12 kind of 2 port CSI-RS resource, the configuration pattern of 6 kind of 4 port CSI-RS resource and 3 kind of 8 port CSI-RS resource when CP type is normal CP, respectively as shown in Figure 14-Figure 16.

Optionally, in conjunction with table four, the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration J1, K1:

Configure J1: the 1 16 port CSI-RS resource by the 2nd 8 port CSI-RS resource and 1st 8 port CSI-RS resource are polymerized；

Wherein, the corresponding configuration pattern difference of configuration J1 and K1 is as shown in Figure 17 and Figure 18.

It should be noted that, in table four, 16 port CSI-RS resource are indicated by the position RE of the 15th port, certainly, 16 port CSI-RS resource can also pass through ((9, 5), (11, 5) mode) or ((7, 5), (11, 5) mode) is indicated, wherein, (9, or (7 5), 5) position of the RE of port 6 (i.e. the 7th port) has been corresponded to, (11, 5) position of the RE of port 14 (i.e. the 15th port) has been corresponded to, the embodiment of the present invention is not especially limited the indicating means of CSI-RS resource.

Certainly, the CSI-RS resource of other port numbers can also be indicated that the present invention is not especially limit this by above-mentioned similar method.

Optionally, in conjunction with table four, work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

Illustratively, here by taking the configuration pattern of 6 kind of 4 port CSI-RS resource shown in figure 15 as an example, the configuration pattern of 2 kind of 12 port CSI-RS resource is provided respectively such as Figure 19 and Figure 20.

Wherein, in Figure 19,1st 12 port CSI-RS resource are polymerized by the 4th 4 port CSI-RS resource, the 1st 4 port CSI-RS resource and the 5th 4 port CSI-RS resource, wherein the 4th 4 port CSI-RS resource, the 1st 4 port CSI-RS resource aggregate into 1 A 8 port CSI-RS resource；2nd 12 port CSI-RS resource are polymerized by the 6th 4 port CSI-RS resource, the 3rd 4 port CSI-RS resource and the 2nd 4 port CSI-RS resource, wherein, the 6th 4 port CSI-RS resource, the 3rd 4 port CSI-RS resource aggregate into 18 port CSI-RS resource.

If (a, b, c) represent the 1 12 port CSI-RS configuration aggregated by a-th, b-th and c-th 4 port CSI-RS configuration, a-th of 4 port CSI-RS resource are sequentially first compiled in port numbering, b-th of 4 port CSI-RS resource are compiled again, then compile c-th of 4 port CSI-RS resource, then configuration pattern shown in Figure 19 can be denoted as (4,1, and (6,3,2) 5).

Certainly, the combination of the configuration pattern of 2 kind of 12 port CSI-RS resource can also be (4,1, and (5 3), 2,6) etc., as long as meeting the condition that any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource, the embodiment of the present invention will not enumerate herein.

Wherein, in Figure 20, the 1st 16 port CSI-RS resource of the 1st 12 port CSI-RS resource as shown in Figure 17 subtract last 14 port CSI-RS resource and obtain, and the 2nd 12 port CSI-RS resource are polymerized by remaining 34 port CSI-RS resource.

Certainly, the combination of the configuration pattern of 2 kind of 12 port CSI-RS resource can also be other, Figure 20 is merely illustrative, as long as any 1 12 port CSI-RS resource met in 2 12 port CSI-RS resource are subtracted 14 port CSI-RS resource by 1 16 port CSI-RS resource and are obtained, the condition that 1 12 port CSI-RS resource in 2 12 port CSI-RS resource in addition to any 1 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 1 12 port CSI-RS resource, the embodiment of the present invention will not enumerate herein.

Wherein, in the embodiment of the present invention, when CP type is extension CP, in a kind of possible implementation:

If the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is extension CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, Include:

Wherein, the mark of the RE of CSI-RS described in the CSI-RS configuration of above-mentioned special subframe can be as shown in Table 5.

Table five

It should be noted that, CSI-RS configuration arranges the sequence that corresponding number order has corresponded to following port CSI-RS resource in above-mentioned table five, for example it is the 1st 2 port CSI-RS resource that CSI, which is configured to 02 port CSI-RS resource, the 2 port CSI-RS resource that CSI is configured to 1 are the 2nd 2 port CSI-RS resource, and so on, it just no longer repeats one by one herein.

Below in conjunction with table five, the configuration pattern for providing special subframe configuration pattern of corresponding 16 kind of 2 port CSI-RS resource, the configuration pattern of 8 kind of 4 port CSI-RS resource and 4 kind of 8 port CSI-RS resource when CP type is to extend CP, respectively as shown in Figure 21-Figure 23.

Optionally, it can be polymerized by any one configuration in following configuration A2, B2 in conjunction with table five, the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource:

B2: the 1 16 port CSI-RS resource is configured by the 4th 8 port CSI-RS resource It is polymerized with the 1st 8 port CSI-RS resource, the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.

Wherein, the corresponding configuration pattern difference of A2 and B2 is configured as shown in figures 24 and 25.

Optionally, in conjunction with table five, work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

Illustratively, here for the configuration pattern of 8 kind of 4 port CSI-RS resource shown in Figure 22, the configuration pattern of 2 kind of 12 port CSI-RS resource is provided respectively such as Figure 26 and Figure 27.

Wherein, in Figure 26,1st 12 port CSI-RS resource are polymerized by the 6th 4 port CSI-RS resource, the 2nd 4 port CSI-RS resource and the 1st 4 port CSI-RS resource, wherein, the 6th 4 port CSI-RS resource, the 2nd 4 port CSI-RS resource aggregate into 18 port CSI-RS resource；2nd 12 port CSI-RS resource are polymerized by the 8th 4 port CSI-RS resource, the 4th 4 port CSI-RS resource and the 3rd 4 port CSI-RS resource, wherein, the 8th 4 port CSI-RS resource, the 4th 4 port CSI-RS resource aggregate into 18 port CSI-RS resource.

If (a, b, c) represent the 1 12 port CSI-RS configuration aggregated by a-th, b-th and c-th 4 port CSI-RS configuration, a-th of 4 port CSI-RS resource are sequentially first compiled in port numbering, b-th of 4 port CSI-RS resource are compiled again, then compile c-th of 4 port CSI-RS resource, then configuration pattern shown in Figure 26 can be denoted as (6,2, and (8,4,3) 1).

Certainly, the combination of the configuration pattern of 2 kind of 12 port CSI-RS resource can also be (5,1, and (7 2), 3,4) etc., as long as meeting the condition that any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource, this hair Bright embodiment will not enumerate herein.

Wherein, in Figure 27,1st 12 port CSI-RS resource the 1st 16 port CSI-RS resource shown in figure 24 subtract last 14 port CSI-RS resource and obtain, and the 2nd 12 port CSI-RS resource are subtracted last 14 port CSI-RS resource by the 2nd 16 port CSI-RS resource and obtained.

Certainly, the combination of the configuration pattern of 2 kind of 12 port CSI-RS resource can also be other, Figure 20 is merely illustrative, as long as meeting 2 12 port CSI-RS resource subtracts condition obtained by 14 port CSI-RS resource as 2 16 port CSI-RS resource respectively, the embodiment of the present invention will not enumerate herein.

It should be noted that in the embodiment of the present invention, work as m=2, n=16, r=2, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, can also include:

16 port CSI-RS resource of each of 2 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A, B:

A: the 1 16 port CSI-RS resource of configuration are polymerized by the 1st 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 4th 8 port CSI-RS resource；

B: the 1 16 port CSI-RS resource of configuration are polymerized by the 1st 8 port CSI-RS resource and i-th of 8 port CSI-RS resource, 2nd 16 port CSI-RS resource are polymerized by the 2nd 8 port CSI-RS resource and j-th of 8 port CSI-RS resource, i=3 or 4, j=3 or 4, i ≠ j.

The embodiment of the present invention is not especially limited above-mentioned implementation.

Wherein, in the embodiment of the present invention, when CP type is extension CP, in alternatively possible implementation:

Work as m=12, when n=2, the 1st 2 port CSI-RS resource to the 12nd 2 port CSI-RS The RE of 1st port of resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), (8,1), (7,1), (6,1), (2,1), (1,1), (0,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1,1,1,1,1,1,1；

Wherein, the mark of the RE of CSI-RS described in the CSI-RS configuration of above-mentioned special subframe can be as shown in Table 6.

Table six

It should be noted that, CSI-RS configuration arranges the sequence that corresponding number order has corresponded to following port CSI-RS resource in above-mentioned table six, for example it is the 1st 2 port CSI-RS resource that CSI, which is configured to 16 2 port CSI-RS resource, the 2 port CSI-RS resource that CSI is configured to 17 are the 2nd 2 port CSI-RS resource, and so on, it just no longer repeats one by one herein.

Below in conjunction with table six, the configuration pattern for providing special subframe configuration pattern of corresponding 12 kind of 2 port CSI-RS resource, the configuration pattern of 6 kind of 4 port CSI-RS resource and 3 kind of 8 port CSI-RS resource when CP type is to extend CP, respectively as shown in Figure 28-Figure 30.

Optionally, in conjunction with table six, the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration E2, F2:

Wherein, the corresponding configuration pattern of configuration E2 and F2 is respectively as shown in Figure 31 and Figure 32.

It should be noted that, in table six, 16 port CSI-RS resource are indicated by the position RE of the 15th port, certainly, 16 port CSI-RS resource can also pass through ((10, 1), (11, 1) mode) or ((9, 1), (11, 1) mode) is indicated, wherein, (10, or (9 1), 1) position of the RE of port 6 (i.e. the 7th port) has been corresponded to, (11, 1) position of the RE of port 14 (i.e. the 15th port) has been corresponded to, the embodiment of the present invention is not especially limited the indicating means of CSI-RS resource.

Optionally, in conjunction with table six, work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerize by the r port w CSI-RS resource It forms, comprising:

Illustratively, here for the configuration pattern of 6 kind of 4 port CSI-RS resource shown in Figure 29, the configuration pattern of 2 kind of 12 port CSI-RS resource is provided respectively such as Figure 33 and Figure 34.

Wherein, in Figure 33,1st 12 port CSI-RS resource are polymerized by the 5th 4 port CSI-RS resource, the 2nd 4 port CSI-RS resource and the 4th 4 port CSI-RS resource, wherein, the 5th 4 port CSI-RS resource, the 2nd 4 port CSI-RS resource aggregate into 18 port CSI-RS resource；2nd 12 port CSI-RS resource are polymerized by the 6th 4 port CSI-RS resource, the 3rd 4 port CSI-RS resource and the 1st 4 port CSI-RS resource, wherein, the 6th 4 port CSI-RS resource, the 3rd 4 port CSI-RS resource aggregate into 18 port CSI-RS resource.

If (a, b, c) represent the 1 12 port CSI-RS configuration aggregated by a-th, b-th and c-th 4 port CSI-RS configuration, a-th of 4 port CSI-RS resource are sequentially first compiled in port numbering, b-th of 4 port CSI-RS resource are compiled again, then compile c-th of 4 port CSI-RS resource, then configuration pattern shown in Figure 33 can be denoted as (5,2, and (6,3,1) 4).

Certainly, the combination of the configuration pattern of 2 kind of 12 port CSI-RS resource can also be (5,2, and (6 1), 3,4) etc., as long as meeting the condition that any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource, the embodiment of the present invention will not enumerate herein.

Wherein, in Figure 34, the 1st 12 port CSI-RS resource are the 1st as shown in Figure 31 A 16 port CSI-RS resource subtracts last 14 port CSI-RS resource and obtains, and the 2nd 12 port CSI-RS resource are polymerized by remaining 34 port CSI-RS resource.

Optionally, 12 port CSI-RS resource can be polymerized by 62 port CSI-RS resource, wherein, 62 port CSI-RS resource for forming 12 ports are disassembled to obtain by 34 port CSI-RS resource for forming 12 ports, because each 4 port CSI-RS resource is polymerize to obtain by two 2 port CSI-RS resource.Therefore no longer it polymerize the case where obtaining 12 port to 62 port CSI-RS resource here to enumerate.

Preferably, in the embodiment of the present invention, it is also based on the CSI-RS configuration that multiple PRB pairs (i.e. t >=2) carry out special subframe.Specifically, work as t=2, when n=16, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Alternatively, i-th of 16 port CSI-RS resource, by i-th in first PRB pair, the i-th+P is a, i-th in i-th+Q and the i-th+P+Q 4 port CSI-RS resource and second PRB pair, i-th+P, the i-th+Q and the i-th+P+Q 4 port CSI-RS resource are poly- It closes, P is the number of 8 port CSI-RS resource in each PRB pair, and Q is the number of 4 port CSI-RS resource in each PRB pair.

Illustratively, Figure 35 is the configuration pattern of the lower 3 16 port CSI-RS resource of 2 PRB pairs, left side is resource location and the port numbering signal of preceding 8 ports of each 16 port CSI-RS resource, and right side is resource location and the port numbering signal of rear 8 ports of each 16 port CSI-RS resource.

The embodiment of the invention provides the associated solutions for configuring CSI-RS in special subframe, the method for CSI-RS configuration based on the embodiment of the present invention can configure CSI-RS in special subframe.

It should be noted that the configuration pattern of CSI-RS resource shown in Fig. 3-35 is merely illustrative, certainly there is also the configuration pattern of other possible CSI-RS resource, the present invention is not especially limit this.Wherein, in the configuration pattern of the CSI-RS resource shown in Fig. 3-35, under normal CP type, it is illustrated by taking 11 OFDM symbols as an example, it is illustrated by taking 10 OFDM symbols as an example under extension CP type, certainly, under normal CP type, the configuration of CSI-RS resource can also be carried out in 9,10 or 12 OFDM symbols；In the case where extending CP type, the configuration of CSI-RS resource can also be carried out on 8 or 9 OFDM symbols, the present invention is not especially limit this.

It should be noted that the method for above-mentioned CSI configuration is not only applicable to the configuration of special subframe, the configuration of downlink subframe can be applicable to, the present invention is not especially limit this.

Based on above-mentioned communication system, the embodiment of the present invention also provides a kind of method of CSI configuration, as shown in figure 36, comprising:

S3601, base station determine the CSI-RS configuration of downlink transfer subframe, the mark of RE of the CSI-RS configuration including the CSI-RS.

Wherein, it include the m port n CSI-RS resource in every t PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s are positive integer；

S3602, base station send the instruction information that the CSI-RS is configured, the CSI-RS to UE The instruction information of configuration is used to indicate the CSI-RS configuration of the downlink transfer subframe.

S3603, UE receive the instruction information for the CSI-RS configuration that base station is sent.

The instruction information that S3604, UE are configured according to the CSI-RS determines the CSI-RS configuration of the downlink transfer subframe.

That is, the CSI-RS configuration of downlink transfer subframe can be carried out using the partly overlapping polymerization methods of multiple ports q CSI-RS resource in the embodiment of the present invention.

By taking the 16 port CSI-RS configuration in a PRB pair as an example, 38 port CSI-RS resource configuration in 1 PRB pair shown in Figure 16 can part resource overlappingly polymerize and forms the CSI-RS resource of 2 16 ports and configure, if the CSI-RS resource configuration of the 1st 16 ports is made of the CSI-RS resource configuration polymerization of the configuration of the CSI-RS resource of the 1st 8 ports plus the 2nd 8 ports, and the CSI-RS resource configuration of the 2nd 16 ports is made of the CSI-RS resource configuration polymerization of the configuration of the CSI-RS resource of the 2nd 8 ports plus the 3rd 8 ports.Wherein, the CSI-RS resource configuration of the 2nd 8 ports is repetitively appearing in the CSI-RS resource configuration of the 1st 16 ports and the CSI-RS resource configuration of the 2nd 16 ports.Further, can the 8 port CSI-RS resource set of counterweight compounding carry out the scramblings of different 16 port CSI-RS resource configurations so that this resource reused can be utilized for the polymerization of the CSI-RS resource of multiple more antennas port number.

When 16 port CSI-RS resource are polymerize to obtain by 82 port CSI-RS resource, and 2 port CSI-RS resource numbers in 1 PRB pair be 12 when, possible polymerization methods can be in the method are as follows: the CSI-RS resource configuration of the 1st 16 ports is made of the configuration polymerization of the CSI-RS resource of preceding 82 ports, and the CSI-RS resource configuration of the 2nd 16 ports is made of the configuration polymerization of the CSI-RS resource of rear 82 ports.Wherein, the 5th, 6,7,82 port CSI-RS resource repeat in the CSI-RS resource configuration of 2 16 ports.

The embodiment of the invention provides the associated solutions that CSI-RS is configured in downlink transfer subframe, the method of CSI-RS configuration based on the embodiment of the present invention, CSI-RS can be configured in special subframe, CSI-RS can also be configured in downlink subframe when antenna port number is greater than 8, the present invention is not especially limit this.

The embodiment of the present invention provides a kind of base station 370, and as shown in figure 37, the base station 370 includes processing unit 3701 and transmission unit 3702.

The processing unit 3701, for determining that the CSI-RS of special subframe is configured, the CSI-RS The mark of RE of the configuration including the CSI-RS, it wherein, include the m port n CSI-RS resource in every t PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, n=r × w, t, m, n, r, w are positive integer.

The transmission unit 3702, for sending the instruction information that the CSI-RS is configured to UE, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the special subframe.

It should be noted that the transmission unit 3702 in the present embodiment can be the interface circuit for having emission function on base station 370, such as transmitter；Processing unit 3701 can be the processor individually set up, also it can integrate and realized in some processor of base station 370, furthermore, it can also be stored in the form of program code in the memory of base station 370, be called by some processor of base station 370 and executed the function of the above processing unit 3701.Processor described here can be a central processing unit (English: Central Processing Unit, referred to as: CPU), either specific integrated circuit (English: Application Specific Integrated Circuit, referred to as: ASIC), it or is arranged to implement one or more integrated circuits of the embodiment of the present invention.

Specifically, the base station 370 provided through the embodiment of the present invention carries out the method for CSI-RS configuration and various configuration patterns can refer to above method embodiment, details are not described herein for the embodiment of the present invention.

The embodiment of the invention provides the associated solutions that CSI-RS is configured in special subframe, and base station based on the embodiment of the present invention can configure CSI-RS in special subframe.

The embodiment of the present invention provides a kind of UE380, and as shown in figure 38, the UE380 includes receiving unit 3801 and processing unit 3802.

The receiving unit 3801, for receiving the instruction information of the CSI-RS configuration of base station transmission, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of special subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, and n=r × w, t, m, n, r, w are positive integer.

The processing unit 3802, the instruction information for being configured according to the CSI-RS determine the CSI-RS configuration of the special subframe.

It should be noted that the receiving unit 3801 in the present embodiment can be the interface circuit for having receive capabilities on UE380, such as receiver；Processing unit 3802 can be the processor individually set up, Also it can integrate and realized in some processor of base station, in addition it is also possible to be stored in the memory of UE380 in the form of program code, called by some processor of UE380 and executed the function of the above processing unit 3802.Processor described here can be a CPU or ASIC, or be arranged to implement one or more integrated circuits of the embodiment of the present invention.

Specifically, the UE380 provided through the embodiment of the present invention carries out the method for CSI-RS configuration and various configuration patterns can refer to above method embodiment, details are not described herein for the embodiment of the present invention.

The embodiment of the invention provides the associated solutions for configuring CSI-RS in special subframe, UE based on the embodiment of the present invention can configure CSI-RS in special subframe.

The embodiment of the present invention also provides a kind of base station 370, and as shown in figure 37, the base station 370 includes: processing unit 3701 and transmission unit 3702.

The processing unit 3701, for determining that the CSI-RS of downlink transfer subframe is configured, the mark of RE of the CSI-RS configuration including the CSI-RS, wherein, it include the m port n CSI-RS resource in every t PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤S < p, n > q, m, n, t, p, q, s is positive integer.

The transmission unit 3702, for sending the instruction information that the CSI-RS is configured to UE, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the downlink transfer subframe.

Specifically, the method that the base station 370 provided through the embodiment of the present invention carries out CSI-RS configuration can refer to above method embodiment, details are not described herein for the embodiment of the present invention.

The embodiment of the invention provides the associated solutions that CSI-RS is configured in downlink transfer subframe, base station based on the embodiment of the present invention, CSI-RS can be configured in special subframe, CSI-RS can also be configured in downlink subframe when antenna port number is greater than 8, the present invention is not especially limit this.

The embodiment of the present invention also provides a kind of UE380, and as shown in figure 38, the UE380 includes: receiving unit 3801 and processing unit 3802.

The receiving unit 3801, for receiving the instruction information of the CSI-RS configuration of base station transmission, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of downlink transfer subframe, wherein, it include the m port n CSI-RS resource, m n port CSI-RS in every t PRB pair Each port n CSI-RS resource in resource is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s are positive integer.

The processing unit 3802, the instruction information for being configured according to the CSI-RS determine the CSI-RS configuration of the downlink transfer subframe.

Specifically, the method that the UE380 provided through the embodiment of the present invention carries out CSI-RS configuration can refer to above method embodiment, details are not described herein for the embodiment of the present invention.

The embodiment of the invention provides the associated solutions that CSI-RS is configured in downlink transfer subframe, UE based on the embodiment of the present invention, CSI-RS can be configured in special subframe, CSI-RS can also be configured in downlink subframe when antenna port number is greater than 8, the present invention is not especially limit this.

The embodiment of the present invention also provides a kind of base station 390, and as shown in figure 39, the base station 390 includes processor 3901, memory 3902, bus 3903 and communication interface 3904.

The memory 3902 is for storing computer executed instructions 39021, the processor 3901 is connect with the memory 3902 by the bus 3903, when the base station 390 operation, the processor 3901 executes the computer executed instructions 39021 that the memory 3902 stores, so that the method that the base station 390 executes the configuration of the CSI-RS as performed by base station 390 in above method embodiment.

It should be noted that in the embodiment of the present invention, processor 3901 may be single or multiple core central processing unit, perhaps be specific integrated circuit or to be configured to implement one or more integrated circuits of the embodiment of the present invention.

Memory 3902 can be high-speed random access memory (English: Random Access Memory, referred to as: RAM), or nonvolatile memory (English: non-volatile memory), a for example, at least magnetic disk storage.

Memory 3902 is for storing computer executed instructions 39021.Specifically, may include program code in computer executed instructions 39021.

When the base station 390, processor 3901 runs computer executed instructions, the method that can execute the configuration of the CSI-RS as performed by base station 390 in above method embodiment.

Since the base station 390 in the embodiment of the present invention can be used in executing the above method, it can be obtained the description that technical effect is also referred to above method embodiment, details are not described herein again.

The embodiment of the present invention also provides a kind of UE400, and as shown in figure 40, the UE400 includes processor 4001, memory 4002, bus 4003 and communication interface 4004.

The memory 4002 is for storing computer executed instructions 40021, the processor 4001 is connect with the memory 4002 by the bus 4003, when UE400 operation, the processor 4001 executes the computer executed instructions 40021 that the memory 4002 stores, so that the method that the UE400 executes the configuration of the CSI-RS as performed by UE400 in above method embodiment.

It should be noted that in the embodiment of the present invention, processor 4001 may be single or multiple core central processing unit, perhaps be specific integrated circuit or to be configured to implement one or more integrated circuits of the embodiment of the present invention.

Memory 4002 can be high-speed random access memory (English: Random Access Memory, referred to as: RAM), or nonvolatile memory (English: non-volatile memory), a for example, at least magnetic disk storage.

Memory 4002 is for storing computer executed instructions 40021.Specifically, may include program code in computer executed instructions 40021.

As the UE400, processor 4001 runs computer executed instructions, the method that can execute the configuration of the CSI-RS as performed by UE400 in above method embodiment.

Since the UE400 in the embodiment of the present invention can be used in executing the above method, it can be obtained the description that technical effect is also referred to above method embodiment, details are not described herein again.

It is apparent to those skilled in the art that, for convenience and simplicity of description, the device of foregoing description, only the example of the division of the above functional modules, in practical application, it can according to need and be completed by different functional modules above-mentioned function distribution, i.e., the internal structure of device is divided into different functional modules, to complete all or part of the functions described above.System, the specific work process of device and unit of foregoing description, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.

In several embodiments provided herein, it should be understood that disclosed system, device and method may be implemented in other ways.For example, Installation practice described above It is only schematical, for example, the division of the module or unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit, can be electrical property, mechanical or other forms.

The unit as illustrated by the separation member may or may not be physically separated, and component shown as a unit may or may not be physical unit, it can and it is in one place, or may be distributed over multiple network units.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.

In addition, the functional units in various embodiments of the present invention may be integrated into one processing unit, it is also possible to each unit and physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated unit both can take the form of hardware realization, can also realize in the form of software functional units.

If the integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product, can store in a computer readable storage medium.Based on this understanding, substantially all or part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products technical solution of the present invention in other words, the computer software product is stored in a storage medium, it uses including some instructions so that a computer equipment (can be personal computer, server or the network equipment etc.) or processor (processor) perform all or part of the steps of the method described in the various embodiments of the present invention.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), the various media that can store program code such as magnetic or disk.

It is described above; only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and anyone skilled in the art is in the technical scope disclosed by the present invention; it can easily think of the change or the replacement, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims

A kind of method of channel state information reference signals CSI-RS configuration, which is characterized in that the described method includes:

Base station determines the CSI-RS configuration of special subframe, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, n=r × w, t, m, n, r, w are positive integer；

The base station sends the instruction information that the CSI-RS is configured to user equipment (UE), and the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the special subframe.
The method according to claim 1, wherein work as r=2, n=2^XWhen, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, 1≤i≤m, i, X are positive integer.
According to the method described in claim 2, it is characterized in that, k indicates frequency domain index, Domain Index when l is indicated if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l)；Then work as t=1, when cyclic prefix CP type is normal CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=20, when n=2, 1st 2 port CSI-RS resource to the 1st port of the 20th 2 port CSI-RS resource RE mark be respectively (9, 2), (11, 5), (9, 5), (7, 5), (9, 2), (8, 2), (10, 5), (8, 5), (6, 5), (8, 2), (3, 2), (2, 2), (5, 5), (4, 5), (3, 5), (2, 5), (1, 5), (0, 5), (3, 2), (2, 2), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,1,1；

Work as m=10, when n=4, the mark of the RE of the 3rd port of the 1st 4 port CSI-RS resource to the 10th 4 port CSI-RS resource be respectively (9,2), (11,5), (9,5), (7,5), (9,2), (8,2), (10,5), (8,5), (6,5), (8,2), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1,0,0,0,0,1；

Work as m=5, when n=8,1st 8 port CSI-RS resource to the 7th port of the 5th 8 port CSI-RS resource RE mark be respectively (9,2), (11,5), (9,5), (7,5), (9,2), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1；

Work as m=2, when n=16, the mark of the RE of the 15th port of the 1st 16 port CSI-RS resource to the 2nd 16 port CSI-RS resource is respectively (9,2), (11,5), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0.
According to the method described in claim 3, it is characterized in that, the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A1, B1, C1, D1, E1, F1:

A1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

B1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

C1: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

D1: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

E1: the 1 16 port CSI-RS resource of configuration are polymerized by the 5th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

Configure F1: the 1 16 port CSI-RS resource by the 5th 8 port CSI-RS resource and 1st 8 port CSI-RS resource are polymerized, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.
According to the method described in claim 3, it is characterized in that, work as m=3, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 3 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 3 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 2 12 port CSI-RS resource in 3 12 port CSI-RS resource subtract 14 port CSI-RS resource by any 1 16 port CSI-RS resource in 2 16 port CSI-RS resource respectively and obtain, 1 12 port CSI-RS resource in 3 12 port CSI-RS resource in addition to any 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 2 12 port CSI-RS resource.
According to the method described in claim 2, it is characterized in that, k indicates frequency domain index, Domain Index when l is indicated if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l)；Then work as t=1, when CP type is normal CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=12, when n=2,1st 2 port CSI-RS resource to the 1st port of the 12nd 2 port CSI-RS resource RE mark be respectively (11,5), (9,5), (7,5), (10,5), (8,5), (6,5), (5,5), (4,5), (3,5), (2,5), (1,5), (0,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,0,0,0,0,0,0,0,0；

Work as m=6, when n=4,1st 4 port CSI-RS resource to the 3rd port of the 6th 4 port CSI-RS resource RE mark be respectively (11,5), (9,5), (7,5), (10,5), (8,5), (6,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,0,0；

Work as m=3, when n=8, the mark of the RE of the 7th port of the 1st 8 port CSI-RS resource to the 5th 8 port CSI-RS resource is respectively (11,5), (9,5), (7,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0；

Work as m=1, when n=16, the RE's of the 1st 16 port CSI-RS resource is identified as (9,2), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0.
According to the method described in claim 6, it is characterized in that, the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration J1, K1:

J1: the 1 16 port CSI-RS resource of configuration are polymerized by the 2nd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource；

K1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource.
According to the method described in claim 6, it is characterized in that, work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 1 12 port CSI-RS resource in 2 12 port CSI-RS resource are subtracted 14 port CSI-RS resource by 1 16 port CSI-RS resource and are obtained, and 1 12 port CSI-RS resource in 2 12 port CSI-RS resource in addition to any 1 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 1 12 port CSI-RS resource.
According to the method described in claim 2, it is characterized in that, k indicates frequency domain index, Domain Index when l is indicated if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l)；Then work as t=1, when CP type is extension CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=16, when n=2, the 1st 2 port CSI-RS resource to the 16th 2 port CSI-RS The mark of the RE of 1st port of resource is respectively (11,4), (9,4), (10,4), (9,4), (5,4), (3,4), (4,4), (3,4), (8,4), (6,4), (2,4), (0,4), (7,4), (6,4), (1,4), (0,4), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1,0,0,1,1,0,0,0,0,1,1,1,1；

Work as m=8, when n=4, the mark of the RE of the 3rd port of the 1st 4 port CSI-RS resource to the 8th 4 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), (5,4), (3,4), (4,4), (3,4), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1,0,0,1,1；

Work as m=4, when n=8, the mark of the RE of the 7th port of the 1st 8 port CSI-RS resource to the 4th 8 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1；

Work as m=2, when n=16, the mark of the RE of the 15th port of the 1st 16 port CSI-RS resource to the 2nd 16 port CSI-RS resource is respectively (11,4), (9,4), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0.
According to the method described in claim 9, it is characterized in that, the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A2, B2:

A2: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

B2: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.
According to the method described in claim 9, it is characterized in that, work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are by 34 Port CSI-RS resource is polymerized, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein 2 12 port CSI-RS resource subtract 14 port CSI-RS resource by 2 16 port CSI-RS resource respectively and obtain.
According to the method described in claim 2, it is characterized in that, k indicates frequency domain index, Domain Index when l is indicated if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l)；Then work as t=1, when CP type is extension CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=12, when n=2, the RE of 1st 2 port CSI-RS resource to the 1st port of the 12nd 2 port CSI-RS resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), (8,1), (7,1), (6,1), (2,1), (1,1), (0,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1,1,1,1,1,1,1；

Work as m=6, when n=4, the RE of 1st 4 port CSI-RS resource to the 3rd port of the 6th 4 port CSI-RS resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1；

Work as m=3, when n=8, the RE of the 7th port of the 1st 8 port CSI-RS resource to the 5th 8 port CSI-RS resource is respectively (11,1), (10,1), (9,1), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1；

Work as m=1, when n=16, the RE of the 1st 16 port CSI-RS resource is (11,1), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1.
According to the method for claim 12, which is characterized in that the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration E2, F2:

E2: the 1 16 port CSI-RS resource of configuration are polymerized by the 2nd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource；

Configure F2: the 1 16 port CSI-RS resource by the 3rd 8 port CSI-RS resource and 1st 8 port CSI-RS resource are polymerized.
According to the method for claim 12, which is characterized in that work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 1 12 port CSI-RS resource in 2 12 port CSI-RS resource are subtracted 14 port CSI-RS resource by 1 16 port CSI-RS resource and are obtained, and 1 12 port CSI-RS resource in 2 12 port CSI-RS resource in addition to any 1 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 1 12 port CSI-RS resource.
According to the method for claim 2, it is characterized in that, work as t=2, when n=16, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

I-th of 16 port CSI-RS resource are polymerized by i-th of 8 port CSI-RS resource in first PRB pair and i-th of 8 port CSI-RS resource in second PRB pair；

Or, i-th and i-th+P 4 port CSI-RS resource of i-th of the 16 port CSI-RS resource by i-th and the i-th+P 4 port CSI-RS resource in first PRB pair and in second PRB pair are polymerized, and P is the number of 8 port CSI-RS resource in each PRB pair；

Or, i-th of 16 port CSI-RS resource are by i-th in first PRB pair, i-th+P, i-th in i-th+Q and the i-th+P+Q 4 port CSI-RS resource and second PRB pair, i-th+P, the i-th+Q and the i-th+P+Q 4 port CSI-RS resource are polymerized, P is the number of 8 port CSI-RS resource in each PRB pair, and Q is the number of 4 port CSI-RS resource in each PRB pair.
A kind of method of channel state information reference signals CSI-RS configuration, which is characterized in that The described method includes:

User equipment (UE) receives the instruction information for the CSI-RS configuration that base station is sent, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of special subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, n=r × w, t, m, n, r, w are positive integer；

The instruction information that the UE is configured according to the CSI-RS determines the CSI-RS configuration of the special subframe.
According to the method for claim 16, which is characterized in that work as r=2, n=2^XWhen, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, 1≤i≤m, i, X are positive integer.
According to the method for claim 17, which is characterized in that if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when cyclic prefix CP type is normal CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=20, when n=2, 1st 2 port CSI-RS resource to the 1st port of the 20th 2 port CSI-RS resource RE mark be respectively (9, 2), (11, 5), (9, 5), (7, 5), (9, 2), (8, 2), (10, 5), (8, 5), (6, 5), (8, 2), (3, 2), (2, 2), (5, 5), (4, 5), (3, 5), (2, 5), (1, 5), (0, 5), (3, 2), (2, 2), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,1,1；

Work as m=10, when n=4, the mark of the RE of the 3rd port of the 1st 4 port CSI-RS resource to the 10th 4 port CSI-RS resource is respectively (9,2), (11,5), (9,5), (7,5), (9,2), (8,2), (10,5), (8,5), (6,5), (8,2), the RE are located at the number n of time slot in radio frames_sMould 2 operate after value be respectively 0,0,0, 0,1,0,0,0,0,1；

Work as m=5, when n=8,1st 8 port CSI-RS resource to the 7th port of the 5th 8 port CSI-RS resource RE mark be respectively (9,2), (11,5), (9,5), (7,5), (9,2), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,1；

Work as m=2, when n=16, the mark of the RE of the 15th port of the 1st 16 port CSI-RS resource to the 2nd 16 port CSI-RS resource is respectively (9,2), (11,5), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0.
According to the method for claim 18, which is characterized in that the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A1, B1, C1, D1, E1, F1:

A1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

B1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

C1: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 5th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

D1: the 1 16 port CSI-RS resource of configuration are polymerized by the 4th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

E1: the 1 16 port CSI-RS resource of configuration are polymerized by the 5th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

F1: the 1 16 port CSI-RS resource of configuration are polymerized by the 5th 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.
According to the method for claim 18, which is characterized in that work as m=3, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 3 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 3 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 2 12 port CSI-RS resource in 3 12 port CSI-RS resource subtract 14 port CSI-RS resource by any 1 16 port CSI-RS resource in 2 16 port CSI-RS resource respectively and obtain, 1 12 port CSI-RS resource in 3 12 port CSI-RS resource in addition to any 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 2 12 port CSI-RS resource.
According to the method for claim 17, which is characterized in that if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is normal CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=12, when n=2,1st 2 port CSI-RS resource to the 1st port of the 12nd 2 port CSI-RS resource RE mark be respectively (11,5), (9,5), (7,5), (10,5), (8,5), (6,5), (5,5), (4,5), (3,5), (2,5), (1,5), (0,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,0,0,0,0,0,0,0,0；

Work as m=6, when n=4,1st 4 port CSI-RS resource to the 3rd port of the 6th 4 port CSI-RS resource RE mark be respectively (11,5), (9,5), (7,5), (10,5), (8,5), (6,5), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0,0,0,0；

Work as m=3, when n=8, the mark of the RE of the 7th port of the 1st 8 port CSI-RS resource to the 5th 8 port CSI-RS resource is respectively (11,5), (9,5), (7,5), The RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,0；

Work as m=1, when n=16, the RE's of the 1st 16 port CSI-RS resource is identified as (9,2), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0.
According to the method for claim 21, which is characterized in that the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration J1, K1:

J1: the 1 16 port CSI-RS resource of configuration are polymerized by the 2nd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource；

K1: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource.
According to the method for claim 21, which is characterized in that work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 1 12 port CSI-RS resource in 2 12 port CSI-RS resource are subtracted 14 port CSI-RS resource by 1 16 port CSI-RS resource and are obtained, and 1 12 port CSI-RS resource in 2 12 port CSI-RS resource in addition to any 1 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 1 12 port CSI-RS resource.
According to the method for claim 17, which is characterized in that if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is extension CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=16, when n=2, the mark of the RE of the 1st port of the 1st 2 port CSI-RS resource to the 16th 2 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), (5,4), (3,4), (4,4), (3,4), (8,4), (6 4), (2,4), (0,4), (7,4), (6,4), (Isosorbide-5-Nitrae), (0,4), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1,0,0,1,1,0,0,0,0,1,1,1,1；

Work as m=8, when n=4, the mark of the RE of the 3rd port of the 1st 4 port CSI-RS resource to the 8th 4 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), (5,4), (3,4), (4,4), (3,4), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1,0,0,1,1；

Work as m=4, when n=8, the mark of the RE of the 7th port of the 1st 8 port CSI-RS resource to the 4th 8 port CSI-RS resource is respectively (11,4), (9,4), (10,4), (9,4), the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0,1,1；

Work as m=2, when n=16, the mark of the RE of the 15th port of the 1st 16 port CSI-RS resource to the 2nd 16 port CSI-RS resource is respectively (11,4), (9,4), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 0,0.
According to the method for claim 24, which is characterized in that the 1st 16 port CSI-RS resource and the 2nd 16 port CSI-RS resource can be polymerized by any one configuration in following configuration A2, B2:

A2: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource, and the 2nd 16 port CSI-RS resource are polymerized by the 4th 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource；

Configuration the 4th 8 port CSI-RS resource of B2: the 1 16 port CSI-RS resource and the 1st 8 port CSI-RS resource are polymerized, and the 2nd 16 port CSI-RS resource are polymerized by the 3rd 8 port CSI-RS resource and the 2nd 8 port CSI-RS resource.
According to the method for claim 24, which is characterized in that work as m=2, n=12, r=3, when w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein 2 12 port CSI-RS resource subtract 14 port CSI-RS resource by 2 16 port CSI-RS resource respectively and obtain.
According to the method for claim 17, which is characterized in that if the mark of the RE of (n-1)th port of the port n CSI-RS resource is denoted as (k, l), k indicates frequency domain index, Domain Index when l is indicated；Then work as t=1, when CP type is extension CP, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

Work as m=12, when n=2, the RE of 1st 2 port CSI-RS resource to the 1st port of the 12nd 2 port CSI-RS resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), (8,1), (7,1), (6,1), (2,1), (1,1), (0,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1,1,1,1,1,1,1；

Work as m=6, when n=4, the RE of 1st 4 port CSI-RS resource to the 3rd port of the 6th 4 port CSI-RS resource is respectively (11,1), (10,1), (9,1), (5,1), (4,1), (3,1), the RE are located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1,1,1,1；

Work as m=3, when n=8, the RE of the 7th port of the 1st 8 port CSI-RS resource to the 5th 8 port CSI-RS resource is respectively (11,1), (10,1), (9,1), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1,1,1；

Work as m=1, when n=16, the RE of the 1st 16 port CSI-RS resource is (11,1), and the RE is located at the number n of time slot in radio frames_sValue after mould 2 operates is respectively 1.
According to the method for claim 27, which is characterized in that the 1st 16 port CSI-RS resource can be polymerized by any one configuration in following configuration E2, F2:

E2: the 1 16 port CSI-RS resource of configuration are polymerized by the 2nd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource；

F2: the 1 16 port CSI-RS resource of configuration are polymerized by the 3rd 8 port CSI-RS resource and the 1st 8 port CSI-RS resource.
According to the method for claim 27, which is characterized in that work as m=2, n=12, When r=3, w=4, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, comprising:

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein any 24 port CSI-RS resource in 34 port CSI-RS resource aggregate into 18 port CSI-RS resource；Alternatively,

12 port CSI-RS resource of each of 2 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource, wherein, any 1 12 port CSI-RS resource in 2 12 port CSI-RS resource are subtracted 14 port CSI-RS resource by 1 16 port CSI-RS resource and are obtained, and 1 12 port CSI-RS resource in 2 12 port CSI-RS resource in addition to any 1 12 port CSI-RS resource are polymerized by 34 port CSI-RS resource except any 1 12 port CSI-RS resource.
According to the method for claim 17, it is characterized in that, work as t=2, when n=16, the preceding n/2 port of each port n CSI-RS resource in the CSI-RS resource of the port the m n forms a kind of port n/2 CSI-RS resource, (n-1)th port of i-th of the port n CSI-RS resource in the CSI-RS resource of the port the m n is identical as the mark of resource unit RE of n-th/2-1 port of i-th of the port n/2 CSI-RS resource, comprising:

I-th of 16 port CSI-RS resource are polymerized by i-th of 8 port CSI-RS resource in first PRB pair and i-th of 8 port CSI-RS resource in second PRB pair；

Or, i-th and i-th+P 4 port CSI-RS resource of i-th of the 16 port CSI-RS resource by i-th and the i-th+P 4 port CSI-RS resource in first PRB pair and in second PRB pair are polymerized, and P is the number of 8 port CSI-RS resource in each PRB pair；

Or, i-th of 16 port CSI-RS resource are by i-th in first PRB pair, i-th+P, i-th in i-th+Q and the i-th+P+Q 4 port CSI-RS resource and second PRB pair, i-th+P, the i-th+Q and the i-th+P+Q 4 port CSI-RS resource are polymerized, P is the number of 8 port CSI-RS resource in each PRB pair, and Q is the number of 4 port CSI-RS resource in each PRB pair.
A kind of method of channel state information reference signals CSI-RS configuration, which is characterized in that the described method includes:

Base station determines the CSI-RS configuration of downlink transfer subframe, and the CSI-RS configuration includes described The mark of the resource unit RE of CSI-RS, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s are positive integer；

The base station sends the instruction information that the CSI-RS is configured to user equipment (UE), and the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the downlink transfer subframe.
A kind of method of channel state information reference signals CSI-RS configuration, which is characterized in that the described method includes:

User equipment (UE) receives the instruction information for the CSI-RS configuration that base station is sent, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of downlink transfer subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s is positive integer；

The instruction information that the UE is configured according to the CSI-RS determines the CSI-RS configuration of the downlink transfer subframe.
A kind of base station, which is characterized in that the base station includes processing unit and transmission unit；

The processing unit, for determining that the channel state information reference signals CSI-RS of special subframe is configured, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, and n=r × w, t, m, n, r, w are positive integer；

The transmission unit, for sending the instruction information that the CSI-RS is configured to user equipment (UE), the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the special subframe.
A kind of user equipment (UE), which is characterized in that the UE includes receiving unit and processing unit；

The receiving unit, the instruction information of the CSI-RS configuration for receiving base station transmission are described The instruction information of CSI-RS configuration is used to indicate the CSI-RS configuration of special subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the r port w CSI-RS resource, n=r × w, t, m, n, r, w are positive integer；

The processing unit, the instruction information for being configured according to the CSI-RS determine the CSI-RS configuration of the special subframe.
A kind of base station, which is characterized in that the base station includes: processing unit and transmission unit；

The processing unit, for determining that the channel state information reference signals CSI-RS of downlink transfer subframe is configured, the mark of resource unit RE of the CSI-RS configuration including the CSI-RS, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s is positive integer；

The transmission unit, for sending the instruction information that the CSI-RS is configured to user equipment (UE), the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of the downlink transfer subframe.
A kind of user equipment (UE), which is characterized in that the UE includes: receiving unit and processing unit；

The receiving unit, for receiving the instruction information of the channel state information reference signals CSI-RS configuration of base station transmission, the instruction information of the CSI-RS configuration is used to indicate the CSI-RS configuration of downlink transfer subframe, wherein, it include the m port n CSI-RS resource in every t Physical Resource Block PRB pair, each port n CSI-RS resource in the CSI-RS resource of the port the m n is polymerized by the p port q CSI-RS resource, as m >=2, there are the s port q CSI-RS resource at least two port n CSI-RS resource is identical, the downlink transfer subframe includes special subframe or downlink subframe, 1≤s < p, n > q, m, n, t, p, q, s is positive integer；

The processing unit, the instruction information for being configured according to the CSI-RS determine the CSI-RS configuration of the downlink transfer subframe.
A kind of base station, which is characterized in that the base station include processor, memory, bus and Communication interface；

The memory is for storing computer executed instructions, the processor is connect with the memory by the bus, when base station operation, the processor executes the computer executed instructions of the memory storage, so that the method that the base station executes the method such as the described in any item CSI-RS configurations of claim 1-15 or executes CSI-RS configuration as claimed in claim 31.
A kind of user equipment (UE), which is characterized in that the UE includes processor, memory, bus and communication interface；

The memory is for storing computer executed instructions, the processor is connect with the memory by the bus, when UE operation, the processor executes the computer executed instructions of the memory storage, so that the method that the UE executes the method such as the described in any item CSI-RS configurations of claim 16-30 or executes CSI-RS configuration as claimed in claim 32.