CN107241760A - Reporting source of channel state information processing method and processing device - Google Patents
Reporting source of channel state information processing method and processing device Download PDFInfo
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- CN107241760A CN107241760A CN201610183419.4A CN201610183419A CN107241760A CN 107241760 A CN107241760 A CN 107241760A CN 201610183419 A CN201610183419 A CN 201610183419A CN 107241760 A CN107241760 A CN 107241760A
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- csi
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses reporting source of channel state information processing method and processing device, this method includes：Obtain radio resource control RRC signaling；According to the situation for carrying parameter in RRC signaling, determine reported by user equipment UE channel condition information CSI by the way of.The present invention solve in the prior art without open loop caused by the channel state information reporting method of many days sending methods the problem of there is provided reporting source of channel state information by way of.
Description
Technical field
The present invention relates to communication field, in particular to reporting source of channel state information processing method and processing device.
Background technology
In long evolving system (Long-Term Evolution) R8 versions, two kinds of open loop multi-antennas are supported
Sending method, one kind is another (to be sent for Large CDD to send diversity (sending mode 2, TM2)
Pattern 3, TM3).TM2 and TM3 are all based on CRS (cell reference signals) demodulation decoding,
Maximum is supported to 4 ports, and precoding is full dimension code word, and UE reports CSI parameters to include RI and CQI.
It is limited to send diversity limitation, high-order diversity gain is smaller, it is difficult to introduce effective high-order hair diversity strategy.
So needing a kind of enhanced open loop multi-antenna sending method based on DMRS of research.
At present still without determine this enhanced many days sending methods of open loop channel condition information (CSI,
Channel State Information) report method.
The content of the invention
The invention provides reporting source of channel state information processing method and processing device, to solve not having in the prior art
The problem of caused by the channel state information reporting method of many days sending methods of open loop.
According to an aspect of the invention, there is provided a kind of reporting source of channel state information processing method, including：
Obtain radio resource control RRC signaling；According to the situation that parameter is carried in the RRC signaling, it is determined that with
Family equipment UE reporting status information of channel CSI is by the way of.
Further, according to the situation that parameter is carried in the RRC signaling, determine that the UE reports institute
State CSI includes by the way of：Parameter pmi-RI-Report situation is configured without in the RRC signaling
Under, the UE is configured as reporting for without PMI, and line period is entered using PUCCH 1-0 or 2-0
Feedback, or non-periodic feedback is carried out using PUSCH 1-0,2-0 or 3-0；And/or, when RRC is described
It is configured with parameter pmi-RI-Report, the UE and is configured as reporting for RI, using PUCCH 1-0
Or 2-0 carries out periodic feedback, or non-periodic feedback is carried out using PUSCH 1-0,2-0 or 3-0.
Further, in the case where the UE is configured without high-rise CSI-Reporting-Type parameters,
The CSI parameters that the UE is reported include RI and CQI；And/or, configure high-rise in the UE
It is described in the case that CSI-Reporting-Type parameters and CSI-Reporting-Type are CLASS A
The CSI parameters that UE is reported include RI and CQI；And/or, configure high-rise in the UE
In the case that CSI-Reporting-Type parameters and CSI-Reporting-Type are CLASS B, if CSI
A CSI-RS is included in process and its port number is more than the CSI parameters that 1 UE is reported
Comprising RI and CQI, if the end comprising multiple CSI-RSs and at least one resource in CSI process
Mouth number includes CRI, RI and CQI more than the CSI parameters that 1 UE is reported.
Further, according to the situation that parameter is carried in the RRC signaling, determine that the UE reports institute
State CSI includes by the way of：Parameter pmi-RI-Report, the UE are configured with the RRC signaling
Reporting for PMI is configured as, periodic feedback is carried out using PUCCH 1-1 or 2-1, or use
PUSCH 1-1 or 3-1 carry out non-periodic feedback.
Further, in the case where the UE is configured without high-rise CSI-Reporting-Type parameters,
The CSI parameters that the UE is reported at least include RI and CQI.
Further, if antenna port is 8 or antenna port is 4 and high-rise
AlternativeCodeBookEnabledFor4TX-r12 parameters are set to TRUE and also need to feed back PMI,
PMI is only first, broadband PMI.
Further, the UE configure high level CSI-Reporting-Type parameters and
CSI-Reporting-Type be CLASS A in the case of, the CSI parameters that the UE is reported comprising RI,
CQI and PMI.
Further, the UE configure high level CSI-Reporting-Type parameters and
In the case that CSI-Reporting-Type is CLASS B, if including a CSI-RS in CSI process
Resource and its port number are more than the CSI parameters that 1 UE reports and include RI and CQI；If CSI
Port number comprising multiple CSI-RSs and at least one resource in process is more than on 1 UE
The CSI parameters of report comprise at least CRI, RI and CQI.
Further, if including multiple CSI-RSs and the port of at least one resource in CSI process
Number is more than 1, if antenna port is 8, or antenna port is 4 and high-rise
AlternativeCodeBookEnabledFor4TX-r12 parameters are set to TRUE and also need to feed back PMI,
PMI is only first, broadband PMI.
According to another aspect of the present invention, a kind of reporting source of channel state information processing unit is additionally provided, is wrapped
Include：Acquisition module, for obtaining radio resource control RRC signaling；Determining module, for according to described
The situation of parameter is carried in RRC signaling, determines what reported by user equipment UE channel condition information CSI was used
Mode.
By the present invention, using acquisition radio resource control RRC signaling；Join according to being carried in RRC signaling
Several situations, determines reported by user equipment UE channel condition information CSI by the way of.Pass through the present invention
Solve caused by the channel state information reporting method in the prior art without many days sending methods of open loop
There is provided the mode of reporting source of channel state information for problem.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application,
The schematic description and description of the present invention is used to explain the present invention, does not constitute the improper limit to the present invention
It is fixed.In the accompanying drawings：
Fig. 1 is the flow chart of reporting source of channel state information processing method according to embodiments of the present invention；
Fig. 2 is the structured flowchart of reporting source of channel state information processing unit according to embodiments of the present invention；
Fig. 3 is the schematic diagram of optional report method according to embodiments of the present invention.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application
It can be mutually combined.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of reporting source of channel state information processing method is provided in the present embodiment, and Fig. 1 is according to the present invention
The flow chart of the reporting source of channel state information processing method of embodiment, as shown in figure 1, the flow includes：
Step S102, obtains radio resource control RRC signaling；
Step S104, according to the situation that parameter is carried in RRC signaling, determines that reported by user equipment UE is believed
Channel state information CSI is by the way of.
The channel condition information in the prior art without many days sending methods of open loop is solved by above-mentioned steps
The problem of caused by report method, there is provided the mode of reporting source of channel state information.
In an optional embodiment, according to the situation that parameter is carried in RRC signaling, UE is determined
CSI is reported to include by the way of：In the case where RRC signaling is configured without parameter pmi-RI-Report,
UE is configured as reporting for without PMI, and periodic feedback is carried out using PUCCH 1-0 or 2-0, or
Non-periodic feedback is carried out using PUSCH 1-0,2-0 or 3-0；And/or, when RRC is being configured with parameter
Pmi-RI-Report, UE are configured as reporting for RI, and week is carried out using PUCCH 1-0 or 2-0
Phase feeds back, or carries out non-periodic feedback using PUSCH 1-0,2-0 or 3-0.
In an optional embodiment, high-rise CSI-Reporting-Type parameters are configured without in UE
In the case of, the CSI parameters that UE is reported include RI and CQI；And/or, configure high-rise in UE
In the case that CSI-Reporting-Type parameters and CSI-Reporting-Type are CLASS A, on UE
The CSI parameters of report include RI and CQI；And/or, in UE configuration high level CSI-Reporting-Type ginsengs
In the case that several and CSI-Reporting-Type is CLASS B, if including one in CSI process
CSI-RS and its port number are more than the CSI parameters that 1 UE reports and include RI and CQI, if CSI
Port number comprising multiple CSI-RSs and at least one resource in process is more than what 1 UE was reported
CSI parameters include CRI, RI and CQI.
In an optional embodiment, according to the situation that parameter is carried in RRC signaling, UE is determined
CSI is reported to include by the way of：RRC signaling be configured with parameter pmi-RI-Report, UE by with
Reporting for PMI is set to, periodic feedback is carried out using PUCCH 1-1 or 2-1, or use PUSCH
1-1 or 3-1 carries out non-periodic feedback.
In an optional embodiment, high-rise CSI-Reporting-Type parameters are configured without in UE
In the case of, the CSI parameters that UE is reported at least include RI and CQI.
In an optional embodiment, if antenna port is 8 or antenna port is 4 and high-rise
AlternativeCodeBookEnabledFor4TX-r12 parameters are set to TRUE and also need to feed back PMI,
PMI is only first, broadband PMI.
In an optional embodiment, UE configure high level CSI-Reporting-Type parameters and
In the case that CSI-Reporting-Type is CLASS A, the CSI parameters that UE is reported include RI, CQI
And PMI.
In an optional embodiment, UE configure high level CSI-Reporting-Type parameters and
In the case that CSI-Reporting-Type is CLASS B, if including a CSI-RS in CSI process
Resource and its port number are more than the CSI parameters that 1 UE reports and include RI and CQI；If CSI process
In the port number comprising multiple CSI-RSs and at least one resource be more than the CSI ginsengs that 1 UE is reported
Number comprises at least CRI, RI and CQI.
In an optional embodiment, if comprising multiple CSI-RSs and at least in CSI process
The port number of one resource is more than 1, if antenna port is 8, or antenna port is 4 and high-rise
AlternativeCodeBookEnabledFor4TX-r12 parameters are set to TRUE and also need to feed back PMI,
PMI is only first, broadband PMI.
A kind of reporting source of channel state information processing unit is additionally provided in the present embodiment, and Fig. 2 is according to this hair
The structured flowchart of the reporting source of channel state information processing unit of bright embodiment, as shown in Fig. 2 the device includes：
Acquisition module 22, for obtaining radio resource control RRC signaling；Determining module 24, for basis
The situation of parameter is carried in RRC signaling, determines what reported by user equipment UE channel condition information CSI was used
Mode.
Illustrated with reference to an alternative embodiment.
Fig. 3 is the schematic diagram of optional report method according to embodiments of the present invention, as shown in figure 3, the reality
Apply example and propose that three kinds of difference CSI when above-mentioned open loop multi-antenna is sent are reported under configuration, and different configuring conditions
CSI reports content and report method.
Mode one：Without is configured as when RRC signaling is configured without parameter pmi-RI-Report, UE
PMI's is reported, and periodic feedback is carried out using PUCCH 1-0 or 2-0, or using PUSCH 1-0,2-0
Or 3-0 carries out non-periodic feedback.
When UE is configured without high-rise CSI-Reporting-Type parameters, the CSI ginsengs that now UE is reported
Number includes RI and CQI.RI and CQI computational methods are identical with existing agreement.
It is ' CLASS when UE configures high level CSI-Reporting-Type parameters and CSI-Reporting-Type
A ', the CSI parameters that now UE is reported include RI and CQI.
It is ' CLASS when UE configures high level CSI-Reporting-Type parameters and CSI-Reporting-Type
B’。
If being more than the CSI that UE is reported if 1 comprising a CSI-RS and its port number in CSI process
Parameter includes RI and CQI
If the port number comprising multiple CSI-RSs and at least one resource in CSI process is more than 1
The CSI parameters that UE is reported include CRI, RI and CQI
Mode two：It is configured as with RI's when RRC signaling is configured with parameter pmi-RI-Report, UE
Report, now all CSI report situation identical with mode one.
Mode three：With PMI are configured as when RRC signaling is configured with parameter pmi-RI-Report, UE
Report.
When UE is configured without high-rise CSI-Reporting-Type parameters, the CSI ginsengs that now UE is reported
Number comprises at least RI, CQI；If antenna port is 8, or antenna port is 4 and high-rise
AlternativeCodeBookEnabledFor4TX-r12 parameters are set to TRUE and also need to feed back PMI,
PMI is only first, broadband PMI, carries out periodic feedback using PUCCH 1-1 or 2-1, or use
PUSCH 1-1 or 3-1 carry out non-periodic feedback (example 1).
It is ' CLASS when UE configures high level CSI-Reporting-Type parameters and CSI-Reporting-Type
A ', the CSI parameters that now UE is reported include RI, CQI and PMI, using PUCCH 1-1 or 2-1
Periodic feedback is carried out, or non-periodic feedback (example 2) is carried out using PUSCH 1-1 or 3-1.
It is ' CLASS when UE configures high level CSI-Reporting-Type parameters and CSI-Reporting-Type
B’。
If being more than the CSI that UE is reported if 1 comprising a CSI-RS and its port number in CSI process
Parameter includes RI and CQI.
If the port number comprising multiple CSI-RSs and at least one resource in CSI process is more than 1
The CSI parameters that UE is reported comprise at least CRI, RI and CQI；If antenna port is 8, or antenna port
For 4 and high level alternativeCodeBookEnabledFor4TX-r12 parameters be set to TRUE and also
Need to feed back PMI, PMI is only first, broadband PMI, and line period is entered using PUCCH 1-1 or 2-1
Feedback, or non-periodic feedback (this part is identical with example 1) is carried out using PUSCH 1-1 or 3-1.
In above-mentioned alternative embodiment there is provided adoptable CSI in open loop multi-antenna sending method report configuration,
Under different configuring conditions CSI report included in parameter, the PUCCH that should be used mode pass
The mode and form of formula, the PUSCH that should be used.
When providing open loop multi-antenna transmission by this alternative embodiment, when the different CSI process information of correspondence,
Different CSI are configured to UE by RRC signaling and report parameter, when and provide periodic report and aperiodic
Report form used.
Illustrated with reference to several examples.
Example 1：PMI's reports
The PMI that UE is reported is long-term code book i in 4 antenna codebooks of existing 8 antenna codebook and enhancing1Feedback,
PMI is reported using PUCCH mode 1-1 and 2-1, and PMI is only reported with broadband CQI and is carried out joint volume
Code (below figure is distributed for bit), subband CQI does not include PMI information in reporting.Using PUSCH mode
1-1 and 3-1 report PMI, the identical below figure of coded system.
Example 2：PMI's reports in Class A
The PMI that UE is reported is long-term code book i in existing R13 code books1,1,i1,2Feedback.
PMI is reported using PUCCH mode 1-1 and 2-1, and PMI using the individually feedback moment (with
Existing protocol is identical).
Order 3 or order 4：
(S during Codebook-Subset-SelectionConfig=11,S2)=(1,1)
During Codebook-Subset-SelectionConfig=2
During Codebook-Subset-SelectionConfig=3
During Codebook-Subset-SelectionConfig=4
During order 5~8：
Codebook-Subset-SelectionConfig=1, (S1,S2)=(1,1)
During Codebook-Subset-SelectionConfig=2/3/4
PMI is reported using PUSCH mode 1-1 and 3-1, broadband PMI is only reported, includes broadband first
PMI and the PMI of broadband the 2nd wherein PUSCH mode 1-1 coded systems such as following tables：
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for ability
For the technical staff in domain, the present invention can have various modifications and variations.It is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution and improvements made etc., should be included in protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of reporting source of channel state information processing method, it is characterised in that including：
Obtain radio resource control RRC signaling；
According to the situation that parameter is carried in the RRC signaling, reported by user equipment UE channel status is determined
Information CSI is by the way of.
2. according to the method described in claim 1, it is characterised in that taken according in the RRC signaling
Situation with parameter, determines that the UE reports the CSI to include by the way of：
In the case where the RRC signaling is configured without parameter pmi-RI-Report, the UE is configured
For reporting for without PMI, periodic feedback is carried out using PUCCH 1-0 or 2-0, or use PUSCH
1-0,2-0 or 3-0 carry out non-periodic feedback；And/or,
When RRC in the parameter pmi-RI-Report, the UE of being configured with is configured as the upper of with RI
Report, carries out periodic feedback, or enter using PUSCH 1-0,2-0 or 3-0 using PUCCH 1-0 or 2-0
Row non-periodic feedback.
3. method according to claim 2, it is characterised in that
In the case where the UE is configured without high-rise CSI-Reporting-Type parameters, on the UE
The CSI parameters of report include RI and CQI；And/or,
High level CSI-Reporting-Type parameters are configured in the UE and CSI-Reporting-Type is
In the case of CLASS A, the CSI parameters that the UE is reported include RI and CQI；And/or,
High level CSI-Reporting-Type parameters are configured in the UE and CSI-Reporting-Type is
In the case of CLASS B, if being more than 1 comprising a CSI-RS and its port number in CSI process
The CSI parameters that then UE is reported include RI and CQI, if including multiple CSI-RS in CSI process
The port number of resource and at least one resource includes CRI, RI more than the CSI parameters that 1 UE is reported
And CQI.
4. according to the method described in claim 1, it is characterised in that taken according in the RRC signaling
Situation with parameter, determines that the UE reports the CSI to include by the way of：
Parameter pmi-RI-Report, the UE, which are configured with, in the RRC signaling is configured as with PMI
Report, periodic feedback is carried out using PUCCH 1-1 or 2-1, or enter using PUSCH 1-1 or 3-1
Row non-periodic feedback.
5. method according to claim 4, it is characterised in that
In the case where the UE is configured without high-rise CSI-Reporting-Type parameters, on the UE
The CSI parameters of report at least include RI and CQI.
6. method according to claim 5, it is characterised in that
If antenna port is 8 or antenna port is 4 and high-rise
AlternativeCodeBookEnabledFor4TX-r12 parameters are set to TRUE and also need to feed back PMI,
PMI is only first, broadband PMI.
7. method according to claim 4, it is characterised in that
High level CSI-Reporting-Type parameters are configured in the UE and CSI-Reporting-Type is
In the case of CLASS A, the CSI parameters that the UE is reported include RI, CQI and PMI.
8. method according to claim 4, it is characterised in that
High level CSI-Reporting-Type parameters are configured in the UE and CSI-Reporting-Type is
In the case of CLASS B,
The UE is reported if being more than 1 comprising a CSI-RS and its port number in CSI process
CSI parameters include RI and CQI；
If the port number comprising multiple CSI-RSs and at least one resource in CSI process is more than 1
The CSI parameters that the UE is reported comprise at least CRI, RI and CQI.
9. method according to claim 8, it is characterised in that if comprising many in CSI process
The port number of individual CSI-RS and at least one resource is more than 1, if antenna port is 8, or antenna end
Mouthful for 4 and high level alternativeCodeBookEnabledFor4TX-r12 parameters be set to TRUE and
Also need to feed back PMI, PMI is only first, broadband PMI.
10. a kind of reporting source of channel state information processing unit, it is characterised in that including：
Acquisition module, for obtaining radio resource control RRC signaling；
Determining module, for according to the situation that parameter is carried in the RRC signaling, determining user equipment (UE)
Reporting status information of channel CSI is by the way of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610183419.4A CN107241760A (en) | 2016-03-28 | 2016-03-28 | Reporting source of channel state information processing method and processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610183419.4A CN107241760A (en) | 2016-03-28 | 2016-03-28 | Reporting source of channel state information processing method and processing device |
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ID=59983593
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|---|---|---|---|---|
| CN102237984A (en) * | 2010-05-07 | 2011-11-09 | 电信科学技术研究院 | Physical uplink control channel (PUSCH)-based channel state information (CSI) reporting method and device |
| EP2466947A1 (en) * | 2010-12-17 | 2012-06-20 | Samsung Electronics Co., Ltd. | Apparatus and method for periodic channel state reporting in a wireless network |
| CN102845097A (en) * | 2010-04-01 | 2012-12-26 | Lg电子株式会社 | Method for transmitting channel state information in wireless access system |
| CN103716116A (en) * | 2012-09-28 | 2014-04-09 | 中兴通讯股份有限公司 | Channel state information feedback signaling configuration method, base station and terminal |
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2016
- 2016-03-28 CN CN201610183419.4A patent/CN107241760A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102845097A (en) * | 2010-04-01 | 2012-12-26 | Lg电子株式会社 | Method for transmitting channel state information in wireless access system |
| CN102237984A (en) * | 2010-05-07 | 2011-11-09 | 电信科学技术研究院 | Physical uplink control channel (PUSCH)-based channel state information (CSI) reporting method and device |
| EP2466947A1 (en) * | 2010-12-17 | 2012-06-20 | Samsung Electronics Co., Ltd. | Apparatus and method for periodic channel state reporting in a wireless network |
| CN103716116A (en) * | 2012-09-28 | 2014-04-09 | 中兴通讯股份有限公司 | Channel state information feedback signaling configuration method, base station and terminal |
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| Title |
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| ZTE: "Draft CR 36.213 (Rel-13, F) Miscellaneous corrections to Class B CSI reporting", 《3GPP》 * |
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