CN103095431A - Method and device for processing reference signal - Google Patents
Method and device for processing reference signal Download PDFInfo
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- CN103095431A CN103095431A CN2011103520095A CN201110352009A CN103095431A CN 103095431 A CN103095431 A CN 103095431A CN 2011103520095 A CN2011103520095 A CN 2011103520095A CN 201110352009 A CN201110352009 A CN 201110352009A CN 103095431 A CN103095431 A CN 103095431A
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Abstract
The invention provides a method and a device for processing a reference signal, and relates to the technical field of communication. The problem that the data cannot be transmitted effectively and network performance is reduced is solved, wherein the problem is caused by unsuitable processing of the reference signal. The method for processing the reference signal comprises the following steps: receiving at least two channel state indication reference signal (CSI-RS) configurations sent by a receiving station, wherein the at least two CSI-RS configurations are respectively comprise corresponding CSI-RS resource information, and CSI-RS power information of the CSI-RS configurations; confirming corresponding feedback information corresponding to the CSI-RS configurations according to the CSI-RS power information; and sending feedback information. The method and the device for processing the reference signal are applied to data transmission in a wireless communication system.
Description
Technical field
The present invention relates to communication technical field, relate in particular to the method and apparatus that reference signal is processed.
Background technology
When base station and UE communicate, the base station is according to CSI (Channel State Information, channel condition information) and CQI (Channel Quality Indicator, channel quality indication) etc. the UE feedack carries out resource to each channel and distributes, be that base station selected suitable channel resource is to the UE the transmission of data, therefore, the base station obtains that feedback information is particularly important accurately.
For UE can determine feedback information, the base station is each UE (User Equipment of jurisdiction, subscriber equipment) send at least two CSI-RS (Channel-State Information-Reference Signal, channel state information reference signals) configuration, a CSI-RS power information comprise the identical CSI-RS resource transmission power of UE hypothesis when determining feedback information and the proportionate relationship of data transmission utilization measure in the CSI-RS power information.But the CSI-RS power information of supposing when only having a UE to determine feedback information is can not be flexibly corresponding one by one, very dumb with a plurality of CSI-RS configurations, causes network performance not adjust flexibly and Performance Ratio is lower.
In addition, UE is when carrying out measuring CSI on CSI-RS, and UE thinks that all the CSI-RS resource transmission power in its at least two CSI-RS configurations that receive are constant on all constant on whole bandwidth frequency bandwidth, as to transmit this CSI-RS subframes.And actual conditions are not necessarily not like this, thereby cause UE inaccurate according to the feedback information that corresponding CSI-RS determines, the base station is distributed according to the resource of carrying out that feedback information can not be correct, makes data can not be transferred to required scope, and network performance descends.
Summary of the invention
The method and apparatus that embodiments of the invention provide a kind of reference signal to process has solved because the reference signal processing is improper, causes data to can not get effective transmission, and then the problem that makes network performance descend.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of method that reference signal is processed comprises:
receive at least two CSI-RS configurations that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
Determine feedback information corresponding to corresponding CSI-RS configuration according to described CSI-RS power information;
Send described feedback information.
A kind of method that reference signal is processed comprises:
Receive at least two CSI-RS configurations that the base station sends, described CSI-RS configuration comprises corresponding CSI-RS resource information;
Determine feedback information corresponding to CSI-RS in corresponding CSI-RS configuration according to described CSI-RS configuration, before receiving the new CSI-RS resource transmission power information of CSI-RS, in described at least two CSI-RS configuration of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission, is then measured feedback information on CSI-RS resource corresponding to described CSI-RS configuration;
Send described feedback information.
A kind of method that reference signal is processed comprises:
send at least two CSI-RS configurations to terminal, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
The feedback information that receiving terminal sends.
The device that a kind of reference signal is processed comprises:
the first receiving element, be used for receiving at least two CSI-RS configurations that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
The first processing unit is used for determining feedback information corresponding to corresponding CSI-RS configuration according to described CSI-RS power information;
The first transmitting element is used for sending described feedback information.
The device that a kind of reference signal is processed comprises:
The 3rd receiving element is used for receiving at least two CSI-RS configurations that the base station sends, and in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information;
The second processing unit, be used for determining corresponding feedback information corresponding to CSI-RS configuration CSI-RS according to described CSI-RS configuration, before receiving the new CSI-RS resource transmission power information of CSI-RS, in described at least two CSI-RS configuration of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission, is then measured feedback data on one or more CSI-RS;
The second transmitting element is used for sending described feedback information.
The device that a kind of reference signal is processed comprises:
the 3rd transmitting element, be used for sending at least two CSI-RS configurations to terminal, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
The 4th receiving element is used for the feedback information that receiving terminal sends.
the method and apparatus that the reference signal that the embodiment of the present invention provides is processed, receive at least two CSI-RS configurations that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, determine feedback information corresponding to corresponding CSI-RS configuration according to described CSI-RS power information, send described feedback information.Terminal is according to CSI-RS power information or the associating CSI-RS power information of each CSI-RS configuration, determine feedback information corresponding to corresponding CSI-RS configuration, improve the accuracy of the feedback information of CSI-RS configuration correspondence, made data effectively be transmitted, improved the performance of network.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The method flow diagram that Fig. 1 processes for a kind of reference signal that the embodiment of the present invention provides;
The method flow diagram that Fig. 2 processes for the another kind of reference signal that the embodiment of the present invention provides;
The structural representation of the device that Fig. 3 processes for a kind of reference signal that the embodiment of the present invention provides;
The structural representation of the device that Fig. 4 processes for the another kind of reference signal that the embodiment of the present invention provides;
The structural representation of the device that Fig. 5 processes for the another kind of reference signal that the embodiment of the present invention provides;
The structural representation of the device (base station side) that Fig. 6 processes for the another kind of reference signal that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
A kind of method that the embodiment of the present invention provides reference signal to process as shown in Figure 1, comprises the following steps:
101, receive at least two CSI-RS configurations that the base station sends.
The base station sends at least two CSI-RS configurations to terminal, CSI-RS configuration be used to indicate terminal according to CSI-RS configuration determine between the node of the CSI-RS resource that terminal CSI-RS configuration corresponding to transmission is corresponding channel condition information, path loss etc. for the channel of the transmission of data, i.e. the information that need to use of definite feedback information and terminal.
Terminal receives at least two CSI-RS configurations that the base station sends.
In at least two CSI-RS configurations, all CSI-RS configure the CSI-RS power information that can comprise corresponding CSI-RS resource information and CSI-RS configuration.
The CSI-RS power information can comprise at least one of proportionate relationship, the CSI-RS resource transmission power information that corresponding CSI-RS resource transmission power and the node of the corresponding CSI-RS resource of transmission are used for the transmission of data through-put power.
CSI-RS resource transmission power information can comprise in the proportionate relationship of through-put power of corresponding CSI-RS resource transmission power, CSI-RS resource transmission power and public reference signal at least one.
102, determine feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information.
Terminal according to the CSI-RS power information at least two CSI-RS configurations, is determined feedback information corresponding to corresponding CSI-RS configuration after receiving at least two CSI-RS configurations.
103, send feedback information.
Feedback information after terminal will be determined is sent to corresponding base station, so that the base station obtains the state information of each terminal according to feedback information, is each terminal distribution resource.
the method that the reference signal that the present embodiment provides is processed, receive at least two CSI-RS configurations that the base station sends, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, determine feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information, send feedback information.Terminal is determined feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information of each CSI-RS configuration, has improved the accuracy of the feedback information of CSI-RS configuration correspondence, makes data effectively be transmitted, and has improved the performance of network.
A kind of method that the embodiment of the present invention provides reference signal to process comprises the following steps:
At first, receive at least two CSI-RS configurations that the base station sends, the CSI-RS configuration comprises corresponding CSI-RS resource information.
Then, corresponding feedback information is determined in configuration according to CSI-RS, before receiving the new CSI-RS resource transmission power information of CSI-RS configuration, at least two CSI-RS configurations of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration is constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission.
At last, send feedback information.
Further alternative, in real system, terminal can with for CSI-RS resource corresponding to each CSI-RS configuration on a plurality of different frequency bandwidths and/or the methods such as the channel condition information geometric ratio stack of measuring on a plurality of different subframe or filtering obtain the channel condition information of statistical average, and determine feedack according to the channel condition information of statistical average.
Further alternative, in real system, terminal can be with on CSI-RS resource corresponding to each CSI-RS configuration on a plurality of different frequency bandwidths and/or during the channel condition information of measuring on a plurality of different subframe, for the channel condition information of measuring on each frequency bandwidth and/or subframe, can with reference on other a plurality of different frequency bandwidths and/or the channel condition information of measuring on a plurality of different subframe adjust, and determine feedack according to the channel condition information that adjustment obtains.
The method that the reference signal that the present embodiment provides is processed, for identical CSI-RS resource, before receiving the new CSI-RS resource transmission power information of this CSI-RS resource, terminal supposes that this CSI-RS Resource Unit average transmission power is constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission, until after receiving the new CSI-RS resource transmission power information of this CSI-RS resource, readjust and arrange CSI-RS resource transmission power; Each CSI-RS resource can have required separately through-put power, has improved the accuracy according to the feedback information of the definite correspondence of CSI-RS configuration, makes data effectively be transmitted, and has improved the performance of network.
The method that the embodiment of the present invention provides another kind of reference signal to process comprises the following steps:
At first, send at least two CSI-RS configurations to terminal.
The base station is according to the CSI-RS power information of each the CSI-RS configuration of CSI-RS resource transmission power determination in each CSI-RS configuration.
The base station sends at least two CSI-RS configurations accordingly to each terminal of jurisdiction, CSI-RS configuration be used to indicate that terminal is determined according to the CSI-RS power information and measuring terminals and base station between be used for the channel condition information of the channel of the transmission of data, namely determine feedback information.
The CSI-RS configuration can comprise the CSI-RS power information of corresponding CSI-RS resource information and CSI-RS configuration.
The CSI-RS power information can comprise at least one of proportionate relationship, the CSI-RS resource transmission power information that corresponding CSI-RS resource transmission power and the node of the corresponding CSI-RS resource of transmission are used for the transmission of data through-put power.
CSI-RS resource transmission power information can comprise in the proportionate relationship of through-put power of corresponding CSI-RS resource transmission power, CSI-RS resource transmission power and public reference signal at least one, and CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power.
A CSI-RS power information is not only determined for each CSI-RS configures each in the base station, also determines associating CSI-RS power information at least two CSI-RS configurations.
Associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources.At least two CSI-RS configurations of an associating CSI-RS power information correspondence.
Associating CSI-RS power information can be contained in corresponding CSI-RS configuration, also is not contained in corresponding CSI-RS configuration.
Further alternative, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, the base station sends associating CSI-RS power information to terminal.
If associating CSI-RS power information is not contained in corresponding CSI-RS configuration, need the corresponding CSI-RS of this associating of notification terminal CSI-RS power information which disposes.
Therefore, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, unites the CSI-RS power information and also comprise identification information, identification information comprises the indication information of at least two CSI-RS configurations corresponding with associating CSI-RS power information.
Further alternative, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, and do not comprise identification information in associating CSI-RS power information, unite the CSI-RS power information corresponding to all CSI-RS configurations at least two CSI-RS configurations or corresponding to default CSI-RS configuration.
Associating CSI-RS power information is used for definite feedback information corresponding to a plurality of CSI-RS resources, and a plurality of CSI-RS resources are CSI-RS resource corresponding to associating CSI-RS power information.
Data described in the present embodiment can be data corresponding to PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel).
Corresponding CSI-RS resource transmission power described in the present embodiment and the proportionate relationship of the node that transmits corresponding CSI-RS for the through-put power of the transmission of data, can be that corresponding CSI-RS resource transmission power is used for the ratio of the through-put power of the transmission of data with the node of the corresponding CSI-RS of transmission, or the node that transmits corresponding CSI-RS is used for the through-put power of the transmission of data and the ratio of CSI-RS resource transmission power accordingly.
The CSI-RS of associating described in the present embodiment power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS for the through-put power of the transmission of data of a plurality of CSI-RS resources, can be that corresponding at least two CSI-RS resource transmission power are used for the ratio of the through-put power of the transmission of data with the node of the corresponding CSI-RS of transmission, or the node that transmits corresponding CSI-RS is used for the through-put power of the transmission of data and the ratio of at least two CSI-RS resource transmission power accordingly.
the method that the reference signal that the present embodiment provides is processed, send at least two CSI-RS configurations to terminal, the CSI-RS configuration comprises corresponding CSI-RS resource information, CSI-RS power information with the CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, the feedback information that receiving terminal sends.The base station is that at least two CSI-RS configure at least one item of proportionate relationship, CSI-RS resource transmission power information that the node of determining respectively corresponding CSI-RS resource transmission power and the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, promotes so that the node of the corresponding CSI-RS resource transmission power of terminal basis and the corresponding CSI-RS resource of transmission is used for the definite corresponding feedback information accuracy of at least one item of proportionate relationship, CSI-RS resource transmission power information of the transmission of data through-put power.
As a kind of improvement of the present embodiment, the method that the embodiment of the present invention provides another kind of reference signal to process as shown in Figure 2, comprises the following steps:
201, receive at least two CSI-RS configurations that the base station sends.
The base station sends at least two CSI-RS configurations to terminal, the CSI-RS configuration be used to indicate terminal according to CSI-RS configuration determine to be used between terminal and base station the channel condition information, path loss etc. of the channel of the transmission of data, namely determine feedback information.
Terminal receives at least two CSI-RS configurations that the base station sends.
The CSI-RS configuration can comprise the CSI-RS power information of corresponding CSI-RS resource information and CSI-RS configuration.
The CSI-RS power information can comprise at least one of proportionate relationship, the CSI-RS resource transmission power information that corresponding CSI-RS resource transmission power and the node of the corresponding CSI-RS resource of transmission are used for the transmission of data through-put power; CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power.
CSI-RS resource transmission power information can comprise in the proportionate relationship of through-put power of corresponding CSI-RS resource transmission power, CSI-RS resource transmission power and public reference signal at least one.
A CSI-RS power information is not only determined for each CSI-RS configuration in the base station, also determines associating CSI-RS power information at least two CSI-RS configurations.
Further alternative, the CSI-RS configuration also comprises associating CSI-RS power information, and associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources.At least two CSI-RS configurations of an associating CSI-RS power information correspondence, associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS configuration, a plurality of CSI-RS are configured to CSI-RS configuration corresponding to associating CSI-RS power information.
Further alternative, terminal is before receiving the new CSI-RS resource transmission power information of CSI-RS configuration, and at least two CSI-RS configurations of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration is constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission.
202, receive the associating CSI-RS power information that the base station sends.
Associating CSI-RS power information can be contained in corresponding CSI-RS configuration, also is not contained in corresponding CSI-RS configuration.
Terminal receives the associating CSI-RS power information that the base station sends, and associating CSI-RS power information is corresponding to all CSI-RS configurations at least two CSI-RS configurations or corresponding to default CSI-RS configuration.
Associating CSI-RS power information is corresponding to all CSI-RS configurations at least two CSI-RS configurations or corresponding to default CSI-RS configuration, associating CSI-RS power information is used for definite feedback information corresponding to a plurality of CSI-RS resources, and a plurality of CSI-RS resources are CSI-RS resource corresponding to associating CSI-RS power information.
Further alternative, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, associating CSI-RS power information also comprises identification information, and identification information is used to indicate the CSI-RS configuration corresponding with uniting the CSI-RS power information.
203, the feedback information determined of judgement is corresponding with CSI-RS configuration or configures corresponding with a plurality of CSI-RS.
If the feedback information of determining is corresponding with a plurality of CSI-RS configurations, execution in step 204; If the feedback information of determining is corresponding with a CSI-RS configuration, execution in step 205.
204, configure and unite accordingly the CSI-RS power information and determine feedback information according to CSI-RS.
If it is corresponding that the feedback information of determining is a plurality of CSI-RSs configurations corresponding with associating CSI-RS power information, terminal configures, unites the CSI-RS power information accordingly and determine feedack according to CSI-RS.
Terminal measures corresponding channel information to CSI-RS resource corresponding to a plurality of CSI-RS configuration corresponding to associating CSI-RS power information, according to associating CSI-RS power information, the channel information that measures is adjusted, then determined feedack corresponding to a plurality of CSI-RS configuration according to the channel information after adjusting.
As an embodiment of the present embodiment, terminal is determined feedback information corresponding to a plurality of CSI-RS configuration according to CSI-RS configuration, unite channel information after CSI-RS power information, setting and adjustment accordingly.
205, determine feedback information corresponding to corresponding CSI-RS configuration according to corresponding CSI-RS power information.
If each feedack of determining is corresponding with a CSI-RS configuration, terminal is determined feedack according to corresponding CSI-RS configuration.
Terminal measures corresponding channel information to CSI-RS resource corresponding to this CSI-RS configuration, according to the CSI-RS power information in this CSI-RS configuration, the channel information that measures is adjusted, then determined feedback information corresponding to this CSI-RS configuration according to the channel information after adjusting.
206, send feedback information.
Terminal is sent to corresponding base station with the feedback information of determining, so that the base station provides each channel current state information according to feedback information, each channel is carried out resource distribute.
the method that the reference signal that the present embodiment provides is processed, receive at least two CSI-RS configurations that the base station sends, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, determine feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information, send feedback information.Terminal is according to CSI-RS power information or the associating CSI-RS power information of each CSI-RS configuration, determine feedback information corresponding to corresponding CSI-RS configuration, improve the accuracy of the feedback information of CSI-RS configuration correspondence, made data effectively be transmitted, improved the performance of network.
The device that the embodiment of the present invention provides a kind of reference signal to process as shown in Figure 3, comprising: the first receiving element 31, the first processing unit 32, the first transmitting element 33.
wherein, the first receiving element 31, be used for receiving at least two CSI-RS configurations that the base station sends, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power.
The first processing unit 32 is used for determining feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information.
The first transmitting element 33 is used for sending feedback information.
the device that the reference signal that the present embodiment provides is processed, receive at least two CSI-RS configurations that the base station sends, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, determine feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information, send feedback information.Terminal is determined the CSI of corresponding CSI-RS configuration according to the CSI-RS power information of each CSI-RS configuration, has improved the accuracy of the CSI of CSI-RS configuration, makes each CSI-RS all effectively be transmitted and measure, and has improved the performance of network.
The device that the embodiment of the present invention provides a kind of reference signal to process as shown in Figure 4, comprising: the 3rd receiving element 41, the second processing unit 42, the second transmitting element 43.
The 3rd receiving element 41 is used for receiving at least two CSI-RS configurations that the base station sends, and at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information.
The second processing unit 42, be used for corresponding feedback information definite according to the CSI-RS configuration, before receiving the new CSI-RS resource transmission power information of CSI-RS configuration, at least two CSI-RS configurations of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration is constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission.
The second transmitting element 43 is used for sending feedback information.
The device that the reference signal that the present embodiment provides is processed, identical CSI-RS resource is before receiving the new CSI-RS resource transmission power information of this CSI-RS resource, terminal supposes that this CSI-RS Resource Unit average transmission power is constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission, until after receiving the new CSI-RS resource transmission power information of this CSI-RS resource, readjust and arrange CSI-RS resource transmission power; Each CSI-RS resource has required separately through-put power, has improved the accuracy according to the feedback information of the definite correspondence of CSI-RS configuration, makes data effectively be transmitted, and has improved the performance of network.
The device that the embodiment of the present invention provides a kind of reference signal to process as shown in Figure 5, comprising: the 3rd transmitting element 51, the 4th transmitting element 52, the 4th receiving element 53.
The 3rd transmitting element 51 is used for sending at least two CSI-RS configurations to terminal.
in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power.
Further alternative, the CSI-RS configuration also comprises associating CSI-RS power information, associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources, associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS configuration, and a plurality of CSI-RS are configured to CSI-RS configuration corresponding to associating CSI-RS power information.
The 4th transmitting element 52 is used for sending associating CSI-RS power information to terminal.
Associating CSI-RS power information is corresponding to all CSI-RS configurations at least two CSI-RS configurations or corresponding to default CSI-RS configuration, associating CSI-RS power information is used for definite feedback information corresponding to a plurality of CSI-RS resources, and a plurality of CSI-RS resources are CSI-RS resource corresponding to associating CSI-RS power information.
Further alternative, also comprise identification information in associating CSI-RS power information, identification information is used to indicate the CSI-RS configuration corresponding with uniting the CSI-RS power information.
The 4th receiving element 53 is used for the feedback information that receiving terminal sends.
the device that the reference signal that the present embodiment provides is processed, send at least two CSI-RS configurations to terminal, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, the feedback information that receiving terminal sends.The base station is that at least two CSI-RS configuration determines that respectively corresponding CSI-RS resource transmission power and the node of the corresponding CSI-RS resource of transmission are used for the transmission power information at least one of proportionate relationship, the CSI-RS resource transmission power information of the transmission of data through-put power, so that terminal is used at least one definite corresponding feedback information accuracy lifting of proportionate relationship, CSI-RS resource transmission power information of the transmission of data through-put power according to corresponding CSI-RS resource transmission power and the node of the corresponding CSI-RS resource of transmission.
As the improvement of the present embodiment, the device that the embodiment of the present invention provides another kind of reference signal to process as shown in Figure 6, comprising: the first receiving element 61, the second receiving element 62, the first processing unit 63, the first transmitting element 64.
Wherein, the first processing unit 63 comprises: the first determination module 631, the second determination module 632, the 3rd determination module 633, the 4th determination module 634, the 5th determination module 635.
the first receiving element 61, be used for receiving at least two CSI-RS configurations that the base station sends, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power.
The first receiving element receives at least two CSI-RS configurations that the base station sends.
The CSI-RS configuration comprises the CSI-RS power information of corresponding CSI-RS resource information and CSI-RS configuration.
The CSI-RS power information can comprise at least one of proportionate relationship, the CSI-RS resource transmission power information that corresponding CSI-RS resource transmission power and the node of the corresponding CSI-RS resource of transmission are used for the transmission of data through-put power; CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power.
CSI-RS resource transmission power information can comprise in the proportionate relationship of through-put power of corresponding CSI-RS resource transmission power, CSI-RS resource transmission power and public reference signal at least one.
A CSI-RS power information is not only determined for each CSI-RS configuration in the base station, also determines associating CSI-RS power information at least two CSI-RS configurations.
Further alternative, the CSI-RS configuration also comprises associating CSI-RS power information, and associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources.At least two CSI-RS configurations of an associating CSI-RS power information correspondence, associating CSI-RS power information is used for definite feedback information corresponding to a plurality of CSI-RS resources, and a plurality of CSI-RS resources are CSI-RS resource corresponding to associating CSI-RS power information.
Further alternative, the first receiving element is before receiving the new CSI-RS resource transmission power information of CSI-RS configuration, and at least two CSI-RS configurations of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration is constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission.
The second receiving element 62 is used for receiving the associating CSI-RS power information that the base station sends.
Associating CSI-RS power information can be contained in corresponding CSI-RS configuration, also is not contained in corresponding CSI-RS configuration.
The second receiving element receives the associating CSI-RS power information that the base station sends, and associating CSI-RS power information is corresponding to all CSI-RS configurations at least two CSI-RS configurations or corresponding to default CSI-RS configuration.
Associating CSI-RS power information is corresponding to all CSI-RS configurations at least two CSI-RS configurations or corresponding to default CSI-RS configuration, associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS configuration, and a plurality of CSI-RS are configured to CSI-RS configuration corresponding to associating CSI-RS power information.
Further alternative, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, associating CSI-RS power information also comprises identification information, and identification information is used to indicate the CSI-RS configuration corresponding with uniting the CSI-RS power information.
The first processing unit 63 is used for determining feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information.
Concrete, if the first determination module 631 and the 3rd determination module 633 when being used for determining the feedback information of a CSI-RS configuration, are determined feedback information according to corresponding CSI-RS configuration.
If the second determination module 632, the 4th determination module 634, the 5th determination module 635 are when be used for determining the feedback information of a plurality of CSI-RS configurations, according to corresponding CSI-RS configuration with unite accordingly the CSI-RS power information and determine feedback information.
The first transmitting element 64 is used for sending feedback information.
The first transmitting element is sent to corresponding base station with the feedback information of determining, so that the base station provides each channel current state information according to feedback information, each channel is carried out resource distribute.
the device that the reference signal that the present embodiment provides is processed, receive at least two CSI-RS configurations that the base station sends, in at least two CSI-RS configurations, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, the CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power, determine feedback information corresponding to corresponding CSI-RS configuration according to the CSI-RS power information, send feedback information.Terminal is according to CSI-RS power information or the associating CSI-RS power information of each CSI-RS configuration, determine the CSI of corresponding CSI-RS configuration, improve the accuracy of the CSI of CSI-RS configuration, made each CSI-RS all effectively be transmitted and measure, improved the performance of network.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, should determine that the machine software product was stored in the storage medium that can read, as determining the floppy disk of machine, hard disk or CD etc., comprise some instructions with so that definite machine equipment (can be that the individual determines machine, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (18)
1. the method that reference signal is processed, is characterized in that,
receive at least two channel state information reference signals CSI-RS (Channel-State Information-Reference Signal) configuration that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
Determine feedback information corresponding to corresponding CSI-RS configuration according to described CSI-RS power information;
Send described feedback information.
2. the method processed of reference signal according to claim 1, it is characterized in that, in described at least two CSI-RS configuration, at least two CSI-RS configurations also comprise associating CSI-RS power information, described associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS resources, described associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources, described a plurality of CSI-RS resource is CSI-RS resource corresponding to described associating CSI-RS power information, describedly determine that according to described CSI-RS power information feedback information corresponding to corresponding CSI-RS configuration comprises:
If when determining the feedback information of a CSI-RS configuration correspondence, determine feedback information according to corresponding CSI-RS configuration;
If during the feedback information of definite a plurality of CSI-RS configuration correspondences, configure and unite accordingly the CSI-RS power information and determine feedback information according to corresponding CSI-RS.
3. the method processed of reference signal according to claim 1, is characterized in that, described determine feedback information corresponding to corresponding CSI-RS configuration according to described CSI-RS power information before, described method also comprises:
Receive the described associating CSI-RS power information that described base station sends;
Described associating CSI-RS power information is corresponding to all CSI-RS configurations in described at least two CSI-RS configuration or corresponding to default CSI-RS configuration, described associating CSI-RS power information is used for definite feedback information corresponding to a plurality of CSI-RS resources, and described a plurality of CSI-RS resources are CSI-RS resource corresponding to described associating CSI-RS power information;
Describedly determine that according to described CSI-RS power information feedback information corresponding to corresponding CSI-RS configuration comprises:
If when determining the feedback information of a CSI-RS configuration correspondence, determine feedback information according to corresponding CSI-RS configuration;
If during the feedback information of definite a plurality of CSI-RS configuration correspondences, configure and unite accordingly the CSI-RS power information and determine feedback information according to corresponding CSI-RS.
4. the method processed of reference signal according to claim 3, it is characterized in that, also comprise identification information in described associating CSI-RS power information, described identification information is used to indicate the CSI-RS configuration corresponding with described associating CSI-RS power information, describedly determines that according to described CSI-RS power information feedback information corresponding to corresponding CSI-RS configuration also comprises:
If during the feedback information of definite a plurality of CSI-RS configuration correspondences, configure and unite accordingly the CSI-RS power information and determine feedback information according to corresponding CSI-RS.
5. the method that reference signal is processed, is characterized in that,
Receive at least two channel state information reference signals CSI-RS (Channel-State Information-Reference Signal) configuration that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information;
Determine corresponding feedback information according to described CSI-RS configuration, before receiving the new CSI-RS resource transmission power information of CSI-RS configuration, in described at least two CSI-RS configuration of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission, is measured feedback information on CSI-RS resource corresponding to described CSI-RS configuration;
Send described feedback information.
6. the method that reference signal is processed, is characterized in that,
send at least two channel state information reference signals CSI-RS (Channel-StateInformation-Reference Signal) configuration to terminal, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
The feedback information that receiving terminal sends.
7. the method processed of reference signal according to claim 6, it is characterized in that, in described at least two CSI-RS configuration, at least two CSI-RS configurations also comprise associating CSI-RS power information, described associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS configuration, described associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources, described a plurality of CSI-RS is configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
8. the method for reference signal processing according to claim 6, is characterized in that, before the feedback information that described receiving terminal sends, described method also comprises:
Send described associating CSI-RS power information to described terminal;
Described associating CSI-RS power information is corresponding to all CSI-RS configurations in described at least two CSI-RS configuration or corresponding to default CSI-RS configuration, described associating CSI-RS power information is used for determining corresponding feedback information corresponding to CSI-RS configuration, and described a plurality of CSI-RS are configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
9. the method for according to claim 7 or 8 described reference signals processing, is characterized in that, also comprises identification information in described associating CSI-RS power information, and described identification information is used to indicate the CSI-RS configuration corresponding with described associating CSI-RS power information.
10. the device that reference signal is processed, is characterized in that, comprising:
the first receiving element, be used for receiving at least two channel state information reference signals CSI-RS (Channel-State Information-Reference Signal) configuration that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
The first processing unit is used for determining feedback information corresponding to corresponding CSI-RS configuration according to described CSI-RS power information;
The first transmitting element is used for sending described feedback information.
11. the device that reference signal according to claim 10 is processed, it is characterized in that, in described at least two CSI-RS configuration, at least two CSI-RS configurations also comprise associating CSI-RS power information, described associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS resources, described associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources, described a plurality of CSI-RS resource is CSI-RS resource corresponding to described associating CSI-RS power information, described the first processing unit comprises:
If the first determination module when being used for determining the feedback information of a CSI-RS configuration correspondence, is determined feedback information according to corresponding CSI-RS configuration;
The second determination module is if when being used for the feedback information of definite a plurality of CSI-RS configuration correspondences, configuring and unite accordingly the CSI-RS power information and determine feedback information according to corresponding CSI-RS.
12. the device that reference signal according to claim 10 is processed is characterized in that, described device also comprises:
The second receiving element is used for receiving the associating CSI-RS power information that described base station sends;
Described associating CSI-RS power information is corresponding to all CSI-RS configurations in described at least two CSI-RS configuration or corresponding to default CSI-RS configuration, described associating CSI-RS power information is used for definite feedback information corresponding to a plurality of CSI-RS resources, and described a plurality of CSI-RS resources are CSI-RS resource corresponding to described associating CSI-RS power information;
Described the first processing unit also comprises:
If the 3rd determination module when being used for determining the feedback information of a CSI-RS configuration correspondence, is determined feedback information according to corresponding CSI-RS configuration;
The 4th determination module is if when being used for the feedback information of definite a plurality of CSI-RS configuration correspondences, configuring and unite accordingly the CSI-RS power information and determine feedback information according to corresponding CSI-RS.
13. the device that reference signal according to claim 12 is processed, it is characterized in that, also comprise identification information in described associating CSI-RS power information, described identification information is used to indicate the CSI-RS configuration corresponding with described associating CSI-RS power information, and described the first processing unit also comprises:
The 5th determination module is if when being used for the feedback information of definite a plurality of CSI-RS configuration correspondences, configuring and unite accordingly the CSI-RS power information and determine feedback information according to corresponding CSI-RS.
14. the device that reference signal is processed is characterized in that, comprising:
The 3rd receiving element, be used for receiving at least two channel state information reference signals CSI-RS (Channel-State Information-Reference Signal) configuration that the base station sends, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information;
The second processing unit, be used for determining corresponding feedback information according to described CSI-RS configuration, before receiving the new CSI-RS resource transmission power information of CSI-RS configuration, in described at least two CSI-RS configuration of terminal supposition, the Resource Unit average transmission power of the corresponding CSI-RS of each CSI-RS configuration constant on whole frequency bandwidth, constant on all subframes of this CSI-RS of transmission, is measured feedback information on CSI-RS resource corresponding to described CSI-RS configuration;
The second transmitting element is used for sending described feedback information.
15. the device that reference signal is processed is characterized in that, comprising:
the 3rd transmitting element, be used for sending at least two channel state information reference signals CSI-RS (Channel-State Information-Reference Signal) configuration to terminal, in described at least two CSI-RS configuration, all CSI-RS configurations comprise corresponding CSI-RS resource information, CSI-RS power information with corresponding CSI-RS configuration, described CSI-RS power information comprises corresponding CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the transmission of data through-put power, at least one item in CSI-RS resource transmission power information, described CSI-RS resource transmission power information comprises corresponding CSI-RS resource transmission power, at least one item in the proportionate relationship of the through-put power of CSI-RS resource transmission power and public reference signal, described CSI-RS resource transmission power is used for terminal calculating feedback information with the proportionate relationship that the node of the corresponding CSI-RS resource of transmission is used for the transmission of data through-put power,
The 4th receiving element is used for the feedback information that receiving terminal sends.
16. the device that reference signal according to claim 15 is processed, it is characterized in that, in described at least two CSI-RS configuration, at least two CSI-RS configurations also comprise associating CSI-RS power information, described associating CSI-RS power information is used for determining feedback information corresponding to a plurality of CSI-RS configuration, described associating CSI-RS power information is used for describing each CSI-RS resource transmission power and the proportionate relationship of the node that transmits corresponding CSI-RS resource for the through-put power of the transmission of data of a plurality of CSI-RS resources, described a plurality of CSI-RS is configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
17. the device that reference signal according to claim 15 is processed is characterized in that, described device also comprises:
The 4th transmitting element is used for sending associating CSI-RS power information to described terminal;
Described associating CSI-RS power information is corresponding to all CSI-RS configurations in described at least two CSI-RS configuration or corresponding to default CSI-RS configuration, described associating CSI-RS power information is used for determining corresponding feedback information corresponding to CSI-RS configuration, and described a plurality of CSI-RS are configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
18. the device that according to claim 16 or 17 described reference signals are processed is characterized in that, also comprises identification information in described associating CSI-RS power information, described identification information is used to indicate the CSI-RS configuration corresponding with described associating CSI-RS power information.
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| CN112398619A (en) * | 2019-08-16 | 2021-02-23 | 上海朗桦通信技术有限公司 | Method and apparatus in a node used for wireless communication |
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| CN103095431B (en) | 2016-06-08 |
| WO2013067952A1 (en) | 2013-05-16 |
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