CN103095431B - The method of reference signal process and device - Google Patents

The method of reference signal process and device Download PDF

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Publication number
CN103095431B
CN103095431B CN201110352009.5A CN201110352009A CN103095431B CN 103095431 B CN103095431 B CN 103095431B CN 201110352009 A CN201110352009 A CN 201110352009A CN 103095431 B CN103095431 B CN 103095431B
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csi
information
power
associating
power information
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CN103095431A (en
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孙静原
大卫·马瑞泽
任晓涛
周永行
夏媛
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to PCT/CN2012/084319 priority patent/WO2013067952A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the present invention provides a kind of method and device that reference signal processes. Relate to communication technical field. Solve owing to reference signal process is improper, cause data to can not get effective transmission, and then make the problem that network performance declines. The method comprises: receive at least two CSI-RS configurations that base station sends, and during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information and the CSI-RS power information of CSI-RS configuration; Determine that corresponding CSI-RS configures corresponding feedback information according to CSI-RS power information; Send feedback information. It is applied to the transmission of data in radio communication system.

Description

The method of reference signal process and device
Technical field
The present invention relates to communication technical field, particularly relate to method and the device of reference signal process.
Background technology
When base station communicates with UE, base station is according to CSI (ChannelStateInformation, channel condition information) and CQI (ChannelQualityIndicator, channel quality indicate) etc. UE feedback information each channel is carried out resources allocation, namely base station selected suitable channel resource transmits data to UE, therefore, to obtain feedback information accurately particularly important in base station.
In order to UE can determine feedback information, base station is each administrative UE (UserEquipment, user equipment) send at least two CSI-RS (Channel-StateInformation-ReferenceSignal, channel state information reference signals) configuration, a CSI-RS power information, CSI-RS power information comprises the proportionlity of CSI-RS through-put power that the identical UE when determining feedback information assumes and transfer power. But the CSI-RS power information assumed when only a UE determines feedback information, can not configure one_to_one corresponding with multiple CSI-RS flexibly, very not flexible, causes network performance not adjust flexibly and Performance comparision is low.
In addition, UE is when carrying out measuring CSI on CSI-RS, and UE thinks that all CSI-RS through-put powers in its at least two CSI-RS configurations received are constant in whole bandwidth frequency bandwidth, constant in all subframes of this CSI-RS of transmission. And practical situation not necessarily are like this, thus the feedback information causing UE to determine according to corresponding CSI-RS is inaccurate, base station according to feedback information can not be correct carry out resources allocation so that data can not be transferred to required scope, and network performance declines.
Summary of the invention
Embodiments of the invention provide a kind of method and device that reference signal processes, and solve owing to reference signal process is improper, cause data to can not get effective transmission, and then make the problem that network performance declines.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A method for reference signal process, comprising:
Receive at least two CSI-RS configurations that base station sends, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
Determine that corresponding CSI-RS configures corresponding feedback information according to described CSI-RS power information;
Send described feedback information.
A method for reference signal process, comprising:
Receiving at least two CSI-RS configurations that base station sends, described CSI-RS configuration packet is containing corresponding CSI-RS information;
The feedback information that in corresponding CSI-RS configuration, CSI-RS is corresponding is determined according to described CSI-RS configuration, before receiving the new CSI-RS transmission power information of CSI-RS, in at least two CSI-RS configurations described in terminal supposition, the resource cell-average through-put power of the corresponding CSI-RS of each CSI-RS configuration is constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission, then measures feedback information in the CSI-RS of described CSI-RS configuration correspondence;
Send described feedback information.
A method for reference signal process, comprising:
At least two CSI-RS configurations are sent to terminal, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
Receive the feedback information that terminal sends.
A device for reference signal process, comprising:
First reception unit, for receiving at least two CSI-RS configurations that base station sends, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
According to described CSI-RS power information, first processing unit, for determining that corresponding CSI-RS configures corresponding feedback information;
First transmission unit, for sending described feedback information.
A device for reference signal process, comprising:
3rd reception unit, for receiving at least two CSI-RS configurations that base station sends, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information;
2nd processing unit, for determining, according to described CSI-RS configuration, the feedback information that in corresponding CSI-RS configuration, CSI-RS is corresponding, before receiving the new CSI-RS transmission power information of CSI-RS, in at least two CSI-RS configurations described in terminal supposition, the resource cell-average through-put power of the corresponding CSI-RS of each CSI-RS configuration is constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission, then measures feedback data on one or more CSI-RS;
2nd transmission unit, for sending described feedback information.
A device for reference signal process, comprising:
3rd transmission unit, for sending at least two CSI-RS configurations to terminal, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
4th reception unit, for receiving the feedback information that terminal sends.
The method of the reference signal process that the embodiment of the present invention provides and device, receive at least two CSI-RS configurations that base station sends, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission, determine that corresponding CSI-RS configures corresponding feedback information according to described CSI-RS power information, send described feedback information. the CSI-RS power information that terminal configures according to each CSI-RS or associating CSI-RS power information, determine that corresponding CSI-RS configures corresponding feedback information, improve the accuracy of feedback information corresponding to CSI-RS configuration so that data are effectively transmitted, it is to increase the performance of network.
Accompanying drawing explanation
In order to the technical scheme being illustrated more clearly in the embodiment of the present invention, below the accompanying drawing used required in embodiment being described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The method flow diagram of a kind of reference signal process that Fig. 1 provides for the embodiment of the present invention;
The method flow diagram of another kind of reference signal processing that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the device of a kind of reference signal process that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the device of another kind of reference signal processing that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the device of another kind of reference signal processing that Fig. 5 provides for the embodiment of the present invention;
The structural representation of the device (base station side) of another kind of reference signal processing that Fig. 6 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only the present invention's part embodiment, instead of whole embodiments. Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of method that reference signal processes, and as shown in Figure 1, comprises the following steps:
101, at least two CSI-RS configurations that base station sends are received.
Base station sends at least two CSI-RS configurations to terminal, CSI-RS is configured for indicating terminal and determines that terminal and the corresponding CSI-RS of transmission configure between the node of corresponding CSI-RS for transmitting the channel condition information of the channel of data, path loss etc. according to CSI-RS configuration, namely determines feedback information and the information of terminal needs use.
Terminal receives at least two CSI-RS configurations that base station sends.
During at least two CSI-RS configure, all CSI-RS configuration can comprise corresponding CSI-RS information and the CSI-RS power information of CSI-RS configuration.
CSI-RS power information can comprise the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information.
CSI-RS transmission power information can comprise at least one item in the proportionlity of the through-put power of corresponding CSI-RS through-put power, CSI-RS through-put power and public reference signal.
102, determine that corresponding CSI-RS configures corresponding feedback information according to CSI-RS power information.
The CSI-RS power information of terminal after receiving at least two CSI-RS and configuring, in configuring according at least two CSI-RS, it is determined that the feedback information that corresponding CSI-RS configuration is corresponding.
103, feedback information is sent.
Feedback information after determining is sent to corresponding base station by terminal, so that base station obtains the status information of each terminal according to feedback information, is each terminal distribution resource.
The method of the reference signal process that the present embodiment provides, receive at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission, determine that corresponding CSI-RS configures corresponding feedback information according to CSI-RS power information, send feedback information. the CSI-RS power information that terminal configures according to each CSI-RS, it is determined that the feedback information that corresponding CSI-RS configuration is corresponding, it is to increase the accuracy of the feedback information that CSI-RS configuration is corresponding so that data are effectively transmitted, it is to increase the performance of network.
The embodiment of the present invention provides a kind of method that reference signal processes, and comprises the following steps:
First, receiving at least two CSI-RS configurations that base station sends, CSI-RS configuration packet is containing corresponding CSI-RS information.
Then, corresponding feedback information is determined according to CSI-RS configuration, receiving before CSI-RS configures new CSI-RS transmission power information, terminal suppose at least two CSI-RS configure in each CSI-RS to configure the resource cell-average through-put power of corresponding CSI-RS constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission.
Finally, feedback information is sent.
Further alternative, in systems in practice, methods such as configuring channel condition information geometric ratio superposition that corresponding CSI-RS measures in multiple different frequency bandwidth and/or in multiple different subframe or filtering for each CSI-RS can be obtained the channel condition information of statistical average by terminal, and determines the information fed back according to the channel condition information of statistical average.
Further alternative, in systems in practice, terminal can by when configuring in corresponding CSI-RS the channel condition information measured in multiple different frequency bandwidth and/or in multiple different subframe for each CSI-RS, for the channel condition information measured in each frequency bandwidth and/or subframe, can adjust with reference to the channel condition information measured in other multiple different frequency bandwidth and/or in multiple different subframe, and the channel condition information obtained according to adjustment determines the information of feedback.
The method of the reference signal process that the present embodiment provides, for identical CSI-RS, before receiving the new CSI-RS transmission power information of this CSI-RS, terminal supposes that this CSI-RS cell-average through-put power is constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission, until after receiving the new CSI-RS transmission power information of this CSI-RS, readjusting and arrange CSI-RS through-put power; Each CSI-RS can have separately required through-put power, it is to increase determine the accuracy of corresponding feedback information according to CSI-RS configuration so that data are effectively transmitted, it is to increase the performance of network.
The embodiment of the present invention provides another kind with reference to the method for signal processing, comprises the following steps:
First, send at least two CSI-RS configurations to terminal.
The CSI-RS power information that each CSI-RS configures is determined, according to the CSI-RS through-put power in each CSI-RS configuration, in base station.
Base station sends corresponding at least two CSI-RS configuration to each administrative terminal, CSI-RS be configured for indicating terminal determine according to CSI-RS power information and between measuring terminals and base station for transmitting the channel condition information of the channel of data, namely determine feedback information.
CSI-RS configuration can comprise corresponding CSI-RS information and the CSI-RS power information of CSI-RS configuration.
CSI-RS power information can comprise the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information.
CSI-RS transmission power information can comprise at least one item in the proportionlity of the through-put power of corresponding CSI-RS through-put power, CSI-RS through-put power and public reference signal, and CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission.
Base station is not only each CSI-RS and configures and each determine a CSI-RS power information, also for associating CSI-RS power information is determined at least two CSI-RS configurations.
Associating CSI-RS power information for the node of each CSI-RS through-put power of describing in multiple CSI-RS and the corresponding CSI-RS of transmission for transmitting the proportionlity of the through-put power of data. At least two the CSI-RS configurations of an associating CSI-RS power information correspondence.
Associating CSI-RS power information can be contained in corresponding CSI-RS configuration, is not also contained in corresponding CSI-RS configuration.
Further alternative, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, base station sends associating CSI-RS power information to terminal.
If associating CSI-RS power information is not contained in corresponding CSI-RS configuration, then need which the CSI-RS corresponding to notification terminal this associating CSI-RS power information is configured with.
Therefore, if associating CSI-RS power information is not contained in corresponding CSI-RS configuration, then combining 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 associating CSI-RS power information does not comprise identification information, then combine CSI-RS power information corresponding to all CSI-RS configuration at least two CSI-RS configurations or corresponding to the CSI-RS configuration preset.
Associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, and multiple CSI-RS is CSI-RS corresponding to associating CSI-RS power information.
Data described in the present embodiment can be the data that PDSCH (PhysicalDownlinkSharedChannel, physical down shared channel) is corresponding.
Corresponding CSI-RS through-put power described in the present embodiment with transmission corresponding CSI-RS node for transmitting the proportionlity of the through-put power of data, for the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission is for transmitting the ratio of the through-put power of data, or the ratio of node for the through-put power and corresponding CSI-RS through-put power of transmitting data of correspondence CSI-RS can be transmitted.
The node of CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS and the corresponding CSI-RS of transmission is combined for transmitting the proportionlity of the through-put power of data described in the present embodiment, can for the node of corresponding at least two CSI-RS through-put powers and the corresponding CSI-RS of transmission be for transmitting the ratio of the through-put power of data, or the node transmitting correspondence CSI-RS is for the ratio of the through-put power and corresponding at least two CSI-RS through-put powers of transmitting data.
The method of the reference signal process that the present embodiment provides, at least two CSI-RS configurations are sent to terminal, CSI-RS configuration packet is containing corresponding CSI-RS information, with the CSI-RS power information of CSI-RS configuration, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,Receive the feedback information that terminal sends. Base station is that at least two CSI-RS configuration determines that the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission is for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information respectively, so as terminal according to corresponding CSI-RS through-put power and the node transmitting corresponding CSI-RS for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information determine corresponding feedback information accuracy lifting.
As a kind of improvement of the present embodiment, the embodiment of the present invention provides another kind with reference to the method for signal processing, as shown in Figure 2, comprises the following steps:
201, at least two CSI-RS configurations that base station sends are received.
Base station sends at least two CSI-RS configuration to terminal, and CSI-RS is configured for indicating terminal and determines between terminal and base station namely to determine feedback information for transmitting the channel condition information of the channel of data, path loss etc. according to CSI-RS configuration.
Terminal receives at least two CSI-RS configurations that base station sends.
CSI-RS configuration can comprise corresponding CSI-RS information and the CSI-RS power information of CSI-RS configuration.
CSI-RS power information can comprise the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information; CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission.
CSI-RS transmission power information can comprise at least one item in the proportionlity of the through-put power of corresponding CSI-RS through-put power, CSI-RS through-put power and public reference signal.
Base station is not only each CSI-RS configuration and determines a CSI-RS power information, also for associating CSI-RS power information is determined at least two CSI-RS configurations.
Further alternative, CSI-RS configuration also comprises associating CSI-RS power information, associating CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS with the node transmitting corresponding CSI-RS for transmitting the proportionlity of the through-put power of data. At least two the CSI-RS configurations of an associating CSI-RS power information correspondence, for determining, multiple CSI-RS configures corresponding feedback information to associating CSI-RS power information, and multiple CSI-RS is configured to CSI-RS configuration corresponding to associating CSI-RS power information.
Further alternative, terminal is receiving before CSI-RS configures new CSI-RS transmission power information, terminal suppose at least two CSI-RS configure in each CSI-RS to configure the resource cell-average through-put power of corresponding CSI-RS constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission.
202, the associating CSI-RS power information that base station sends is received.
Associating CSI-RS power information can be contained in corresponding CSI-RS configuration, is not also contained in corresponding CSI-RS configuration.
Terminal receives the associating CSI-RS power information that base station sends, and associating CSI-RS power information corresponds to all CSI-RS at least two CSI-RS configurations and configures or configure corresponding to the CSI-RS preset.
During associating CSI-RS power information configures corresponding at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, and multiple CSI-RS is CSI-RS 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 combining CSI-RS power information.
203, judge that the feedback information determined is corresponding or corresponding with multiple CSI-RS configuration with a CSI-RS configuration.
If the feedback information determined configures corresponding with multiple CSI-RS, then perform step 204; If the feedback information determined is corresponding with a CSI-RS configuration, then perform step 205.
204, feedback information is determined according to CSI-RS configuration and corresponding associating CSI-RS power information.
If multiple CSI-RS that the feedback information determined is corresponding with associating CSI-RS power information configures corresponding, terminal determines the information of feedback according to CSI-RS configuration, accordingly associating CSI-RS power information.
Multiple CSI-RS that associating CSI-RS power information is corresponding is configured corresponding CSI-RS measurement and obtains corresponding channel information by terminal, according to associating CSI-RS power information, the channel information measured is adjusted, then determine that multiple CSI-RS configures the information of corresponding feedback according to the channel information after adjustment.
As an embodiment of the present embodiment, terminal is according to the channel information after CSI-RS configuration, corresponding associating CSI-RS power information, setting and adjustment, it is determined that multiple CSI-RS configures corresponding feedback information.
205, determine that corresponding CSI-RS configures corresponding feedback information according to corresponding CSI-RS power information.
If the information of each feedback determined is corresponding with a CSI-RS configuration, terminal determines the information of feedback according to corresponding CSI-RS configuration.
This CSI-RS is configured corresponding CSI-RS measurement and obtains corresponding channel information by terminal, according to the CSI-RS power information during this CSI-RS configures, the channel information measured is adjusted, then determine that this CSI-RS configures corresponding feedback information according to the channel information after adjustment.
206, feedback information is sent.
The feedback information determined is sent to corresponding base station by terminal, so that the status information that base station provides each channel current according to feedback information, each channel is carried out resources allocation.
The method of the reference signal process that the present embodiment provides, receive at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission, determine that corresponding CSI-RS configures corresponding feedback information according to CSI-RS power information, send feedback information. the CSI-RS power information that terminal configures according to each CSI-RS or associating CSI-RS power information, determine that corresponding CSI-RS configures corresponding feedback information, improve the accuracy of feedback information corresponding to CSI-RS configuration so that data are effectively transmitted, it is to increase the performance of network.
The embodiment of the present invention provides the device that a kind of reference signal processes, and as shown in Figure 3, comprising: the first reception unit 31, first processing unit 32, first sends unit 33.
Wherein, first reception unit 31, for receiving at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission.
According to CSI-RS power information, first processing unit 32, for determining that corresponding CSI-RS configures corresponding feedback information.
First transmission unit 33, for sending feedback information.
The device of the reference signal process that the present embodiment provides, receive at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission, determine that corresponding CSI-RS configures corresponding feedback information according to CSI-RS power information, send feedback information. the CSI-RS power information that terminal configures according to each CSI-RS, it is determined that the CSI of corresponding CSI-RS configuration, it is to increase the accuracy of the CSI of CSI-RS configuration so that each CSI-RS is all effectively transmitted and measures, it is to increase the performance of network.
The embodiment of the present invention provides the device that a kind of reference signal processes, and as shown in Figure 4, comprising: the 3rd reception unit 41, the 2nd processing unit 42, the 2nd transmission unit 43.
3rd reception unit 41, for receiving at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information.
2nd processing unit 42, for determining corresponding feedback information according to CSI-RS configuration, receiving before CSI-RS configures new CSI-RS transmission power information, terminal suppose at least two CSI-RS configure in each CSI-RS to configure the resource cell-average through-put power of corresponding CSI-RS constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission.
2nd transmission unit 43, for sending feedback information.
The device of the reference signal process that the present embodiment provides, identical CSI-RS is before receiving the new CSI-RS transmission power information of this CSI-RS, terminal supposes that this CSI-RS cell-average through-put power is constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission, until after receiving the new CSI-RS transmission power information of this CSI-RS, readjusting and arrange CSI-RS through-put power;Each CSI-RS has separately required through-put power, it is to increase determine the accuracy of corresponding feedback information according to CSI-RS configuration so that data are effectively transmitted, it is to increase the performance of network.
The embodiment of the present invention provides the device that a kind of reference signal processes, and as shown in Figure 5, comprising: the 3rd transmission unit 51, the 4th transmission unit 52, the 4th reception unit 53.
3rd transmission unit 51, for sending at least two CSI-RS configurations to terminal.
During at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission.
Further alternative, CSI-RS configuration also comprises associating CSI-RS power information, associating CSI-RS power information for the node of each CSI-RS through-put power of describing in multiple CSI-RS and the corresponding CSI-RS of transmission for transmitting the proportionlity of the through-put power of data, for determining, multiple CSI-RS configures corresponding feedback information to associating CSI-RS power information, and multiple CSI-RS is configured to CSI-RS configuration corresponding to associating CSI-RS power information.
4th transmission unit 52, for sending associating CSI-RS power information to terminal.
During associating CSI-RS power information configures corresponding at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, and multiple CSI-RS is CSI-RS corresponding to associating CSI-RS power information.
Further alternative, associating CSI-RS power information also comprises identification information, identification information is used to indicate the CSI-RS configuration corresponding with combining CSI-RS power information.
4th reception unit 53, for receiving the feedback information that terminal sends.
The device of the reference signal process that the present embodiment provides, at least two CSI-RS configurations are sent to terminal, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission, receive the feedback information that terminal sends. base station is that the transmission power information of the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission for transmitting in the proportionlity of transfer power, CSI-RS transmission power information at least one item is determined at least two CSI-RS configuration respectively, so as terminal according to corresponding CSI-RS through-put power and the node transmitting corresponding CSI-RS for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information determine corresponding feedback information accuracy lifting.
As the improvement of the present embodiment, the embodiment of the present invention provides another kind with reference to the device of signal processing, as shown in Figure 6, comprising: the first reception unit 61, the 2nd reception unit 62, first processing unit 63, first send unit 64.
Wherein, the first processing unit 63 comprises: the first determination module 631, the 2nd determination module 632, the 3rd determination module 633, the 4th determination module 634, the 5th determination module 635.
First reception unit 61, for receiving at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission.
First reception unit receives at least two CSI-RS configurations that base station sends.
CSI-RS configuration packet is containing the CSI-RS power information of corresponding CSI-RS information and CSI-RS configuration.
CSI-RS power information can comprise the node of corresponding CSI-RS through-put power and the corresponding CSI-RS of transmission for transmitting at least one item in the proportionlity of transfer power, CSI-RS transmission power information; CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission.
CSI-RS transmission power information can comprise at least one item in the proportionlity of the through-put power of corresponding CSI-RS through-put power, CSI-RS through-put power and public reference signal.
Base station is not only each CSI-RS configuration and determines a CSI-RS power information, also for associating CSI-RS power information is determined at least two CSI-RS configurations.
Further alternative, CSI-RS configuration also comprises associating CSI-RS power information, associating CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS with the node transmitting corresponding CSI-RS for transmitting the proportionlity of the through-put power of data. Associating CSI-RS power information correspondence at least two CSI-RS configuration, associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, and multiple CSI-RS is CSI-RS corresponding to associating CSI-RS power information.
Further alternative, first reception unit is receiving before CSI-RS configures new CSI-RS transmission power information, terminal suppose at least two CSI-RS configure in each CSI-RS to configure the resource cell-average through-put power of corresponding CSI-RS constant in whole frequency bandwidth, constant in all subframes of this CSI-RS of transmission.
2nd reception unit 62, for receiving the associating CSI-RS power information that base station sends.
Associating CSI-RS power information can be contained in corresponding CSI-RS configuration, is not also contained in corresponding CSI-RS configuration.
2nd reception unit receives the associating CSI-RS power information of base station transmission, and during associating CSI-RS power information configures corresponding at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset.
During associating CSI-RS power information configures corresponding at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, for determining, multiple CSI-RS configures corresponding feedback information to associating CSI-RS power information, and multiple CSI-RS is 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 combining CSI-RS power information.
According to CSI-RS power information, first processing unit 63, for determining that corresponding CSI-RS configures corresponding feedback information.
Concrete, the first determination module 631 and the 3rd determination module 633, if during for determining the feedback information of a CSI-RS configuration, then determine feedback information according to corresponding CSI-RS configuration.
2nd determination module 632, the 4th determination module 634, the 5th determination module 635, if during for determining feedback information that multiple CSI-RS configures, then configure according to corresponding CSI-RS and corresponding associating CSI-RS power information determines feedback information.
First transmission unit 64, for sending feedback information.
The feedback information determined is sent to corresponding base station by the first transmission unit, so that the status information that base station provides each channel current according to feedback information, each channel is carried out resources allocation.
The device of the reference signal process that the present embodiment provides, receive at least two CSI-RS configurations that base station sends, during at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission, determine that corresponding CSI-RS configures corresponding feedback information according to CSI-RS power information, send feedback information. the CSI-RS power information that terminal configures according to each CSI-RS or associating CSI-RS power information, determine the CSI that corresponding CSI-RS configures, improve the accuracy of CSI of CSI-RS configuration so that each CSI-RS is all effectively transmitted and measures, it is to increase the performance of network.
Through the above description of the embodiments, the technician of art can be well understood to the present invention and can realize by the mode that software adds required general hardware, naturally it is also possible to by hardware, but in a lot of situation, the former is better enforcement mode. Based on such understanding, the technical scheme of the present invention in essence or says that part prior art contributed can embody with the form of software product, this determines that machine software product is stored in the storage media that can read, as determined the floppy disk of machine, hard disk or CD etc., comprise some instructions with so that one is determined that machine equipment (can be that individual determines machine, server, or the network equipment etc.) performs the method described in each embodiment of the present invention.
The above; it is only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any it is familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention. Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.

Claims (16)

1. the method for a reference signal process, it is characterised in that,
Receive at least two channel state information reference signals CSI-RS (Channel-StateInformation-ReferenceSignal) configuration that base station sends, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
Determine that corresponding CSI-RS configures corresponding feedback information according to described CSI-RS power information;
Send described feedback information.
2. the method for reference signal according to claim 1 process, it is characterized in that, during described at least two CSI-RS configure, at least two CSI-RS configurations also comprise associating CSI-RS power information, described associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, described associating CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS with the node transmitting corresponding CSI-RS for transmitting the proportionlity of the through-put power of data, described multiple CSI-RS is described associating CSI-RS corresponding to CSI-RS power information, described determine that corresponding CSI-RS configures corresponding feedback information and comprises according to described CSI-RS power information:
If when determining the feedback information of a CSI-RS configuration correspondence, then determining feedback information according to corresponding CSI-RS configuration;
If when determining that multiple CSI-RS configures corresponding feedback information, then configure according to corresponding CSI-RS and combine CSI-RS power information accordingly and determine feedback information.
3. the method for reference signal according to claim 1 process, it is characterised in that, described determine that according to described CSI-RS power information corresponding CSI-RS configures corresponding feedback information before, described method also comprises:
Receive the associating CSI-RS power information that described base station sends;
During described associating CSI-RS power information configures corresponding to described at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, described associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, and described multiple CSI-RS is described associating CSI-RS corresponding to CSI-RS power information;
Described determine that corresponding CSI-RS configures corresponding feedback information and comprises according to described CSI-RS power information:
If when determining the feedback information of a CSI-RS configuration correspondence, then determining feedback information according to corresponding CSI-RS configuration;
If when determining that multiple CSI-RS configures corresponding feedback information, then configure according to corresponding CSI-RS and combine CSI-RS power information accordingly and determine feedback information.
4. the method for reference signal according to claim 3 process, it is characterized in that, described associating CSI-RS power information also comprises identification information, described identification information is used to indicate the CSI-RS configuration corresponding with described associating CSI-RS power information, described determines that corresponding CSI-RS configures corresponding feedback information and also comprises according to described CSI-RS power information:
If when determining that multiple CSI-RS configures corresponding feedback information, then configure according to corresponding CSI-RS and combine CSI-RS power information accordingly and determine feedback information.
5. the method for a reference signal process, it is characterised in that,
At least two channel state information reference signals CSI-RS (Channel-StateInformation-ReferenceSignal) configurations are sent to terminal, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
Receive the feedback information that terminal sends.
6. the method for reference signal according to claim 5 process, it is characterized in that, during described at least two CSI-RS configure, at least two CSI-RS configurations also comprise associating CSI-RS power information, for determining, multiple CSI-RS configures corresponding feedback information to described associating CSI-RS power information, described associating CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS with the node transmitting corresponding CSI-RS for transmitting the proportionlity of the through-put power of data, described multiple CSI-RS is configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
7. the method for reference signal according to claim 5 process, it is characterised in that, before the feedback information that described reception terminal sends, described method also comprises:
Associating CSI-RS power information is sent to described terminal;
During described associating CSI-RS power information configures corresponding to described at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, for determining, multiple CSI-RS configures corresponding feedback information to described associating CSI-RS power information, and described multiple CSI-RS is configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
8. the method for reference signal process according to claim 6 or 7, it is characterised in that, described associating CSI-RS power information also comprises identification information, described identification information is used to indicate and configures with described associating CSI-RS corresponding to CSI-RS power information.
9. the device of a reference signal process, it is characterised in that, comprising:
First reception unit, for receiving at least two channel state information reference signals CSI-RS (Channel-StateInformation-ReferenceSignal) configuration that base station sends, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
According to described CSI-RS power information, first processing unit, for determining that corresponding CSI-RS configures corresponding feedback information;
First transmission unit, for sending described feedback information.
10. the device of reference signal according to claim 9 process, it is characterized in that, during described at least two CSI-RS configure, at least two CSI-RS configurations also comprise associating CSI-RS power information, described associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, described associating CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS with the node transmitting corresponding CSI-RS for transmitting the proportionlity of the through-put power of data, described multiple CSI-RS is described associating CSI-RS corresponding to CSI-RS power information, described first processing unit comprises:
First determination module, if during for determining feedback information corresponding to CSI-RS configuration, then determines feedback information according to corresponding CSI-RS configuration;
2nd determination module, if during for determining that multiple CSI-RS configures corresponding feedback information, then configures according to corresponding CSI-RS and corresponding associating CSI-RS power information determines feedback information.
The device of 11. reference signal according to claim 9 process, it is characterised in that, described device also comprises:
2nd reception unit, for receiving the associating CSI-RS power information that described base station sends;
During described associating CSI-RS power information configures corresponding to described at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, described associating CSI-RS power information is for determining the feedback information that multiple CSI-RS is corresponding, and described multiple CSI-RS is described associating CSI-RS corresponding to CSI-RS power information;
Described first processing unit also comprises:
3rd determination module, if during for determining feedback information corresponding to CSI-RS configuration, then determines feedback information according to corresponding CSI-RS configuration;
4th determination module, if during for determining that multiple CSI-RS configures corresponding feedback information, then configures according to corresponding CSI-RS and corresponding associating CSI-RS power information determines feedback information.
The device of 12. reference signal according to claim 11 process, it is characterized in that, also comprising 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 first processing unit also comprises:
5th determination module, if during for determining that multiple CSI-RS configures corresponding feedback information, then configures according to corresponding CSI-RS and corresponding associating CSI-RS power information determines feedback information.
The device of 13. 1 kinds of reference signal process, it is characterised in that, comprising:
3rd transmission unit, for sending at least two channel state information reference signals CSI-RS (Channel-StateInformation-ReferenceSignal) configurations to terminal, during described at least two CSI-RS configure, all CSI-RS configuration packet contain corresponding CSI-RS information, with the CSI-RS power information that corresponding CSI-RS configures, described CSI-RS power packet containing corresponding CSI-RS through-put power with transmit corresponding CSI-RS node for transmitting the proportionlity of transfer power, at least one item in CSI-RS transmission power information, described CSI-RS transmission power information comprises corresponding CSI-RS through-put power, at least one item in the proportionlity of the through-put power of CSI-RS through-put power and public reference signal, described CSI-RS through-put power calculates feedback information for transmitting the proportionlity of transfer power for terminal with the node of the corresponding CSI-RS of transmission,
4th reception unit, for receiving the feedback information that terminal sends.
The device of 14. reference signal according to claim 13 process, it is characterized in that, during described at least two CSI-RS configure, at least two CSI-RS configurations also comprise associating CSI-RS power information, for determining, multiple CSI-RS configures corresponding feedback information to described associating CSI-RS power information, described associating CSI-RS power information for each CSI-RS through-put power of describing in multiple CSI-RS with the node transmitting corresponding CSI-RS for transmitting the proportionlity of the through-put power of data, described multiple CSI-RS is configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
The device of 15. reference signal according to claim 13 process, it is characterised in that, described device also comprises:
4th transmission unit, for sending associating CSI-RS power information to described terminal;
During described associating CSI-RS power information configures corresponding to described at least two CSI-RS, all CSI-RS configure or correspond to the CSI-RS configuration preset, described associating CSI-RS power information is for determining the feedback information that corresponding CSI-RS configuration is corresponding, and multiple CSI-RS is configured to CSI-RS configuration corresponding to described associating CSI-RS power information.
The device of the 16. reference signal process according to claims 14 or 15, it is characterised in that, described associating CSI-RS power information also comprises identification information, described identification information is used to indicate the CSI-RS configuration corresponding with described associating CSI-RS power information.
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