CN104661313B - A kind of sending method and device of downlink auxiliary information - Google Patents
A kind of sending method and device of downlink auxiliary information Download PDFInfo
- Publication number
- CN104661313B CN104661313B CN201310601074.6A CN201310601074A CN104661313B CN 104661313 B CN104661313 B CN 104661313B CN 201310601074 A CN201310601074 A CN 201310601074A CN 104661313 B CN104661313 B CN 104661313B
- Authority
- CN
- China
- Prior art keywords
- information
- cqi
- aggregate
- signaling
- cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention proposes a kind of methods that base station sends auxiliary UE data receiver information.This bigger problem of the occupied interface-free resources of information that auxiliary UE receives data is issued for network side, method of the invention is that base station can send different network-assist informations according to UE own receiver ability or current working status.Therefore the receptivity of UE is improved with the cost of the smallest interface-free resources.
Description
Technical field
The present invention relates to transmissions and reception scheme that auxiliary information is interfered in mobile communication technology field, more particularly to branch
Hold NAICS(Network Assistant Interference Cancellation and Suppression) shifting of technology
The transmission and reception scheme of interference auxiliary in dynamic communication system.
Background technique
Traditional third generation cooperative partner program (3GPP -3rd Generation Partner Project) long term evolution
In (LTE-Long Term Evolution) system, for the version of Release12, NAICS technology is introduced, i.e., in base station
Or under the auxiliary of network side, neighboring community's physical down data channel (PDSCH, Physical Downlink is completed in the side UE
Shared Channel) interference eliminate.According to the definition of 3GPP RAN4, there are five types of UE receiver modes as discussion at present
Receiver mode:
1. Linear Minimum Mean-Square Error Estimation-interference rejection combining receiver (E-LMMSE-IRC) of enhancing
2. symbol level interference cancellation receiver (SL-IC)
3. the maximum likelihood interference cancellation receiver (R-ML) simplified
4. code word grade interference cancellation receiver (CWIC)
5. the maximum likelihood interference cancellation receiver (Iterative R-ML) of iteration
For the type of different receivers, network side needs to provide corresponding auxiliary information to help user's establishing (UE-
User Equipment) complete adjacent cell PDSCH interference eliminate.The information that network side may be needed to provide at present includes cell
The configuration information of specific reference signals (Cell-specific Reference Signal, CRS), demodulated reference signal
The information such as the configuration information and PDSCH resource allocation information of (Demodulation Reference Signal, DM-RS).
It is at present to determine that the auxiliary information using which kind of network side is adjacent small to help UE to carry out about the main research of NAICS
The interference in area is eliminated, and how to confirm that those UE can carry out the operation of NAICS, and auxiliary letter is provided to it by network side
Breath.However various occupied interface-free resources difference of auxiliary information are bigger, further, it is contemplated that UE is according to own receiver energy
Power or current working status may need different network-assist informations.Therefore such as how the cost of the smallest interface-free resources mentions
The receptivity of high UE is a problem to be solved.
Summary of the invention
The invention discloses a kind of methods in UE, wherein includes the following steps:
It sends the first signaling and indicates set S, include K elements different from each other in the set S, it is each described
Element is a kind of mark of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physical layer signaling
The first information is received, the first information includes L information aggregate, and the L is positive integer, and the information aggregate includes
One or more kinds of downlink informations.The downlink information is the information of assistance data reception.
As one embodiment, the downlink information may be one in following message:
CRS antenna port information, cell physics id information, PMI information, RI information, system bandwidth information, MBSFN configuration
The EPRE ratio information of information, data and RS, DM-RS port information, DM-RS initialization information, CSI-RS configuration information,
PDSCH modulation system information, PDSCH coding mode information, PDSCH resource allocation information, the information of RNTI, TM information, CFI letter
Breath, CP length information, time index information.
Specifically,
CRS antenna port information refers to that the antenna port number of CRS configuration as one embodiment is institute in LTE system
The CRS antenna port number of use is 1 or 2 or 4.
Cell physics id information refers to that physics used by cell indicates, and as one embodiment, is adopted in LTE system
One in physical label 0 to 503.
PMI information is precoding instruction, is the pre-coding matrix instruction that UE is reported in LTE system as one embodiment
Information, reference can be made to the codebook in 3GPP TS36.211V11 in Table6.3.4.2.3-1 and Table6.3.4.2.3-2
Table7.2.4-1 indicates i into Table7.2.4-8 in index and 3GPP TS36.213V111
RI information is precoding fluxion information, is that the precoding that UE is reported in LTE system uses as one embodiment
Fluxion information.
System bandwidth information is bandwidth used by cell downlink, is that PBCH is transmitted in LTE system as one embodiment
MIB in dl-Bandwidth information
MBSFN configuration information is the location information of cell MBSFN sub-frame, is cell in LTE system as one embodiment
The subframe position of PMCH transmission, such as the mbsfn-SubframeConfigList IE in SIB-2
The EPRE ratio information of data and RS refer to the EPRE(Energy Per Resource Element of PDSCH) and
The ratio of the EPRE of RS is the p-a and p-b indicated in PDSCH-Config IE in LTE system as one embodiment
DM-RS port information refers to DM-RS port number used by PDSCH, is in LTE as one embodiment
DM-RS Rank number used by PDSCH is 2 or 4 or 8.
DM-RS initialization information refers to the initialization information of the formation sequence of DM-RS used by PDSCH, as one
Embodiment is the sequence of DM-RS used by cell in LTEAnd nSCID
CSI-RS configuration information refers to that the CSI-RS information of cell configuration as one embodiment is that cell is adopted in LTE
The configuration information of CSI-RS, reference can be made to CSI-RS-ConfigZP IE and CSI-RS- in 3GPP TS36.213V11
ConfigZPId IE
PDSCH modulation system information refers to that the modulation intelligence of the PDSCH of cell configuration as one embodiment is in LTE
The QPSK or 16QAM or 64QAM or 256QAM that PDSCH used by cell is.
PDSCH modulation system information refers to that the encoded information of the PDSCH of cell configuration as one embodiment is in LTE
The MCS Index of PDSCH used by cell.
PDSCH resource allocation information refers to that the PRB location information of the PDSCH of cell configuration is as one embodiment
Resource allocation (Resource allocation) and resource block distribute (Resource in cell PDCCH or EPDCCH in LTE
Block assignment) information.
RNTI information refers to that cell distributes to the flag information of user, is that cell is distributed in LTE as one embodiment
The C-RNTI of user.
TM information is transmission mode information used by cell PDSCH, is in LTE as one embodiment
TM mode used by cell PDSCH.
CFI information refers to cell control format information, is that cell PCFICH is included in LTE as one embodiment
Information.
CP length information refers to the length information of the cyclic prefix of cell, is that cell uses in LTE as one embodiment
CP length be routine CP still extend CP.
Time index information refers to the frame and sub-frame information of cell, is the SFN of cell in LTE as one embodiment
Information.
Specifically, according to an aspect of the present invention, which is characterized in that the information aggregate is following one:
First set, first set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, CFI information, CP length information, time
Index information.
Second set, second set include at least cell physics ID, RI information, the EPRE ratio information of data and RS,
DM-RS port information, DM-RS initialization information, CSI-RS configuration information, MBSFN configuration information, CFI information, CP length letter
Breath, time index information.
Third set, third set include at least CRS antenna port information, cell physics id information, PMI information, RI
The EPRE ratio information of information, system bandwidth information, MBSFN configuration information, data and RS, CFI information, PDSCH modulation system
Information, PDSCH resource allocation information, TM information, CP length information, time index information.
- the four set, the 4th set include at least cell physics id information, the EPRE ratio information of data and RS, DM-RS
Port information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information, PDSCH resource allocation information,
TM information, CFI information, CP length information, time index information.
- the five set, the 5th set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, PDSCH modulation system information, PDSCH
Coding mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information.
- the six set, the 6th set include at least cell physics id information, PMI information, RI information, data and RS's
EPRE ratio information, DM-RS port information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information,
PDSCH coding mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information.
- the seven set, the 7th set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, the information of RNTI, CFI information, CP long
Spend information, time index information.
- the eight set, the 8th set include at least DM-RS port information, cell physics ID, DM-RS initialization information, RI
The EPRE ratio information of the EPRE information of information, CSI-RS configuration information, data and RS, MBSFN configuration information, data and RS,
The information of RNTI, CFI information, CP length information, time index information.
Above-mentioned first information set to the 8th information aggregate may further include the above-mentioned downlink information that do not enumerate.As one
A embodiment, first set further include time or Frequency Synchronization deviation instruction information.
Specifically, according to an aspect of the present invention, which is characterized in that further include following steps:
Estimated disturbance signal according to the first information
Downlink data is received according to the interference signal
The downlink data is the data on PDSCH, wherein
If the information aggregate is first set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using CRS antenna port information, PMI information, and RI information, system bandwidth information,
The EPRE ratio information of MBSFN configuration information, data and RS carry out adjacent cell channel estimation and linear disturbance is eliminated.
If the information aggregate is second set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using DM-RS initialization information, RI information, CSI-RS configuration information, data with
The EPRE ratio information of the EPRE information of RS, MBSFN configuration information, data and RS carry out adjacent cell channel estimation and linear disturbance
It eliminates.
If the information aggregate is third set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using CRS antenna port information, PMI information, and RI information, system bandwidth information,
The EPRE ratio information of MBSFN configuration information, data and RS carries out adjacent cell channel estimation, using PDSCH modulation system information,
PDSCH resource allocation information, TM information carry out interference code word data grade reconstruct, and finally interference data disappear from reception signal
It removes.
If the information aggregate be the 4th set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using DM-RS initialization information, RI information, CSI-RS configuration information, data with
The EPRE ratio information of the EPRE information of RS, MBSFN configuration information, data and RS carry out adjacent cell channel estimation, utilize PDSCH
Modulation system information, PDSCH resource allocation information, TM information carry out interference code word data grade reconstruct, finally will interference data from
It receives and is eliminated in signal.
If the information aggregate be the 5th set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using CRS antenna port information, PMI information, and RI information, system bandwidth information,
The EPRE ratio information of MBSFN configuration information, data and RS carries out adjacent cell channel estimation, using PDSCH modulation system information,
PDSCH resource allocation information, TM information are carried out interference code word data grade reconstruct, are interfered using PDSCH coding mode information
The reconstruct of signal bit grade finally eliminates interference data from reception signal.
If the information aggregate be the 6th set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using DM-RS initialization information, RI information, CSI-RS configuration information, data with
The EPRE ratio information of the EPRE information of RS, MBSFN configuration information, data and RS carry out adjacent cell channel estimation, utilize PDSCH
Modulation system information, PDSCH resource allocation information, TM information carry out interference code word data grade reconstruct, utilize PDSCH coding mode
Information carries out the reconstruct of interference signal bit-level, finally eliminates interference data from reception signal.
If the information aggregate be the 7th set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using CRS antenna port information, PMI information, and RI information, system bandwidth information,
The EPRE ratio information of MBSFN configuration information, data and RS carry out adjacent cell channel estimation, are carried out using RNTI information adjacent small
Area PDCCH detection, obtain adjacent cell DCI information, carry out interference code word data grade and bit-level reconstruct, finally will interference data from
It receives and is eliminated in signal.
If the information aggregate be the 8th set, then UE utilize CFI information, CP length information, time index information with
Cell physics id information carries out PDSCH alignment, using DM-RS initialization information, RI information, CSI-RS configuration information, data with
The EPRE ratio information of the EPRE information of RS, MBSFN configuration information, data and RS carry out adjacent cell channel estimation, utilize RNTI
Information and DM-RS initialization information carry out adjacent cell EPDCCH detection, obtain adjacent cell DCI information, carry out interference code word data
Grade and bit-level reconstruct finally eliminate interference data from reception signal.
Specifically, according to an aspect of the present invention, it is characterised in that, it further include as follows before UE receives the first information
Step:
The second signaling indicating cell physics ID list is sent, the cell physics ID list includes N number of different each other
Cell physics ID, the cell physics ID of the L information aggregate belongs to cell physics ID list, and the second signaling is high-rise letter
It enables.
As one embodiment, N number of cell physics ID is arranged according to RSRP power.
Specifically, according to an aspect of the present invention, it is characterised in that, if the difference of the first CQI and the 2nd CQI is exhausted
First threshold is less than to value, further includes following steps:
Uplink information is sent, the uplink information includes at least one of:
The absolute value of the difference of first CQI and the 2nd CQI
The mark of the information aggregate
Cell physics ID in the information aggregate
Wherein, the first CQI is estimated according to the CRS antenna port information or the CSI-RS configuration information
CQI, the 2nd CQI are the current CQI of serving cell, and first threshold is pre-determining or is configurable.
Specifically, according to an aspect of the present invention, it is characterised in that, the mark of the L information aggregate is all described
The element of set S.
Specifically, according to an aspect of the present invention, which is characterized in that the cell physics ID of the L information aggregate that
This is different.
Wherein, the mark of the L information aggregate is identical or is different.
Specifically, according to an aspect of the present invention, which is characterized in that the L is 1.
Specifically, according to an aspect of the present invention, which is characterized in that the first signaling is in UE-EUTRA-
The domain added in Capability IE.
The invention discloses a kind of methods in base station, include the following steps:
It receives the first signaling and determines set S, include K elements different from each other in the set S, it is each described
Element is a kind of mark of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physical layer signaling
The first information is sent, the first information includes L information aggregate, and the L is positive integer, and the information aggregate includes
One or more kinds of downlink informations.The downlink information is the information of assistance data reception.
As one embodiment, the downlink information may be one in following message:
CRS antenna port information, cell physics id information, PMI information, RI information, system bandwidth information, MBSFN configuration
The EPRE ratio information of information, data and RS, DM-RS port information, DM-RS initialization information, CSI-RS configuration information,
PDSCH modulation system information, PDSCH coding mode information, PDSCH resource allocation information, the information of RNTI, TM information, CFI letter
Breath, CP length information, time index information.
Specifically, according to an aspect of the present invention, which is characterized in that the information aggregate is following one:
First set, first set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, CFI information, CP length information, time
Index information.
Second set, second set include at least cell physics ID, RI information, the EPRE ratio information of data and RS,
DM-RS port information, DM-RS initialization information, CSI-RS configuration information, MBSFN configuration information, CFI information, CP length letter
Breath, time index information.
Third set, third set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, CFI information, PDSCH modulation system letter
Breath, PDSCH resource allocation information, TM information, CP length information, time index information.
- the four set, the 4th set include at least cell physics id information, the EPRE ratio information of data and RS, DM-RS
Port information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information, PDSCH resource allocation information,
TM information, CFI information, CP length information, time index information.
- the five set, the 5th set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, PDSCH modulation system information, PDSCH
Coding mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information.
- the six set, the 6th set include at least cell physics id information, PMI information, RI information, data and RS's
EPRE ratio information, DM-RS port information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information,
PDSCH coding mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information.
- the seven set, the 7th set include at least CRS antenna port information, cell physics id information, PMI information, RI letter
Breath, system bandwidth information, MBSFN configuration information, the EPRE ratio information of data and RS, the information of RNTI, CFI information, CP long
Spend information, time index information.
- the eight set, the 8th set include at least DM-RS port information, cell physics ID, DM-RS initialization information, RI
The EPRE ratio information of the EPRE information of information, CSI-RS configuration information, data and RS, MBSFN configuration information, data and RS,
The information of RNTI, CFI information, CP length information, time index information.
Specifically, according to an aspect of the present invention, which is characterized in that further include following steps:
It sends X2 interface signaling and indicates the set S.
Specifically, according to an aspect of the present invention, which is characterized in that further include before base station sends first information institute
Following steps:
It receives the second signaling and determines cell physics ID list, the cell physics ID list includes N number of different each other
Cell physics ID, the cell physics ID of the L information aggregate belongs to cell physics ID list, and the second signaling is high-rise letter
It enables.
Specifically, according to an aspect of the present invention, which is characterized in that if the difference of the first CQI and the 2nd CQI is exhausted
First threshold is less than to value, further includes following steps:
It receives and sends uplink information, the uplink information includes at least one of:
The absolute value of the difference of first CQI and the 2nd CQI
The mark of the information aggregate
Cell physics ID in the information aggregate
Wherein, the first CQI is estimated according to the CRS antenna port information or the CSI-RS configuration information
CQI, the 2nd CQI are the current CQI of serving cell, and first threshold is pre-determining or is configurable.
Specifically, according to an aspect of the present invention, which is characterized in that the mark of the L information aggregate is all described
The element of set S.
Specifically, according to an aspect of the present invention, which is characterized in that the cell physics ID of the L information aggregate that
This is different.
Specifically, according to an aspect of the present invention, which is characterized in that it is characterized in that, the L is 1.
Specifically, according to an aspect of the present invention, which is characterized in that it is characterized in that, the first signaling is in UE-
The domain added in EUTRA-Capability IE.
Specifically, according to an aspect of the present invention, which is characterized in that it is characterized in that, further including following steps
It sends X2 interface signaling and indicates following one:
The ID of the sender of the uplink information and the uplink information
Wherein, the ID is RNTI.
The invention also discloses a kind of user equipmenies, which is characterized in that the equipment includes:
First module: sending the first signaling and indicate set S, include K elements different from each other in the set S,
Each element is a kind of mark of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physical layer letter
It enables
Second module: receiving the first information, and the first information includes L information aggregate, and the L is positive integer, the information
Set includes one or more kinds of downlink informations.The downlink information is the information of assistance data reception.
As one embodiment, above equipment further include:
Third module: sending uplink information, and the uplink information includes at least one of:
The absolute value of the difference of first CQI and the 2nd CQI
The mark of the information aggregate
Cell physics ID in the information aggregate
Wherein, the first CQI is estimated according to the CRS antenna port information or the CSI-RS configuration information
CQI, the 2nd CQI are the current CQI of serving cell, and first threshold is pre-determining or is configurable.
4th module: send the second signaling indicating cell physics ID list, the cell physics ID list include it is N number of each other
Different cell physics ID, the cell physics ID of the L information aggregate belong to cell physics ID list, the second signaling
It is high-level signaling.
The invention also discloses a kind of base station equipments, which is characterized in that the equipment includes:
First module: receiving the first signaling and indicate set S, include K elements different from each other in the set S,
Each element is a kind of mark of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physical layer
Signaling
Second module: sending the first information, and the first information includes L information aggregate, and the L is positive integer, the information
Set includes one or more kinds of downlink informations.The downlink information is the information of assistance data reception.
As one embodiment, above equipment further include:
Third module: receiving and send uplink information, and the uplink information includes at least one of:
The absolute value of the difference of first CQI and the 2nd CQI
The mark of the information aggregate
Cell physics ID in the information aggregate
Wherein, the first CQI is estimated according to the CRS antenna port information or the CSI-RS configuration information
CQI, the 2nd CQI are the current CQI of serving cell, and first threshold is pre-determining or is configurable.
4th module: receive the second signaling indicating cell physics ID list, the cell physics ID list include it is N number of each other
Different cell physics ID, the cell physics ID of the L information aggregate belong to cell physics ID list, the second signaling
It is high-level signaling.
This bigger problem of the occupied interface-free resources of information that auxiliary UE receives data, this hair are issued for network side
Bright method is that base station can send different network-assist informations according to UE own receiver ability or current working status.
Therefore the receptivity of UE is improved with the cost of the smallest interface-free resources.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, of the invention other
Feature, objects and advantages will become more apparent:
Fig. 1 shows the flow chart that UE according to an embodiment of the invention receives auxiliary information；
Fig. 2 shows UE according to an embodiment of the invention according to the flow chart of auxiliary information reception data；
Fig. 3 shows the flow chart that base station according to an embodiment of the invention sends X2 interface signaling；
Fig. 4 shows the structural block diagram according to an embodiment of the invention for the processing unit in UE；
Fig. 5 shows the structural block diagram according to an embodiment of the invention for the processing unit in base station；
Specific embodiment
Technical solution of the present invention is described in further detail below in conjunction with attached drawing, it should be noted that do not rushing
In the case where prominent, the feature in embodiments herein and embodiment can be arbitrarily combined with each other.
Embodiment 1
Embodiment 1 is the flow chart that UE receives auxiliary information, as shown in Fig. 1.
It includes 1 element mark that UE equipment D100, which is sent in step s101 in the instruction of the first signaling set S, the set S,
Know a kind of information aggregate of current UE request, the first signaling is physical layer signaling, the first information then is received in step S102,
The first information is the information aggregate of the component identification, and the information aggregate includes one or more kinds of downlink informations.Under described
Row information is the information of assistance data reception.
Base station equipment D200 receives the first signaling in step s 201 and determines the set S, and base station equipment D200 is in step
The first information is sent in S202.
Embodiment 2
Embodiment 2 is the flow chart that UE receives data according to auxiliary information, as shown in Fig. 2.
It includes K a mutually in the instruction of the first signaling set S, the set S that UE equipment D110 is sent in step S111
Different element, each component identification a kind of information aggregate, the set S identify the information aggregate that UE can be supported
Type, the K are positive integer, and the first signaling is the domain added in UE-EUTRA-Capability IE；Then in step
The second signaling indicating cell physics ID list is sent in S112, the second signaling is high-level signaling, and the cell physics ID list refers to
Show that current UE is interfered more serious cell；Then the first information is received in step S113, the first information includes L letter
Breath set, the L are positive integer, and the information aggregate includes one or more kinds of downlink informations, the kind of the L information aggregate
Class belongs to the type (being the type that UE can be supported) of the set S mark, and the cell physics ID of the L information aggregate is not
Together, and the cell physics ID list is belonged to；Then the estimated disturbance signal according to the first information in step S114；Then exist
Downlink data is received according to the interference signal in step S115.
Base station equipment D210 receives the first signaling in step S211 and determines the set S, i.e. the auxiliary letter that UE can be supported
Cease type；Base station equipment D210 receives the second signaling in step S212 and determines the Cell ID List；It is sent out in step S213
Send the first information.
Embodiment 3
Embodiment 3 is the flow chart that base station sends X2 interface signaling, as shown in Fig. 3.
Base station equipment D220 sends X2 interface signaling in step S221 and indicates at least one:
Set S
Uplink information
The ID of the sender of the uplink information
It include K elements different from each other in the set S, each element is a kind of mark of information aggregate
Know, the K is positive integer, and the first signaling is high-level signaling or physical layer signaling；The uplink information includes the first CQI and the
The absolute value of the difference of two CQI
Wherein, the first CQI is the CQI between UE and base station D230, and the 2nd CQI is between the UE and base station D220
CQI, the absolute value of the difference of the first CQI and the 2nd CQI are less than first threshold, and first threshold is that pre-determining either can
Configuration.
Base station equipment D230 receives the X2 interface signaling in step S231 and determines at least one:
The set S
The uplink information
The ID of the sender of the uplink information
Embodiment 4
Embodiment 4 is the structural block diagram for the processing unit in UE, as shown in Fig. 4.In attached drawing 4, UE device 300 by
Sending device 301, reception device 302 form.
Sending device 301 sends the first signaling and indicates set S, includes K members different from each other in the set S
Element, each element are a kind of marks of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physics
Layer signaling
Reception device 302 receives the first information, and the first information includes L information aggregate, and the L is positive integer, the letter
Breath set includes one or more kinds of downlink informations.The downlink information is the information of assistance data reception.
Embodiment 5
Embodiment 5 is the structural block diagram for the processing unit in base station, as shown in Fig. 5.In attached drawing 5, base station apparatus
400 are made of reception device 401, sending device 402.
Reception device 401 receives the first signaling and indicates set S, includes K members different from each other in the set S
Element, each element are a kind of marks of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physics
Layer signaling
Sending device 402 sends the first information, and the first information includes L information aggregate, and the L is positive integer, the letter
Breath set includes one or more kinds of downlink informations.The downlink information is the information of assistance data reception.
Embodiment 6
Embodiment 6 is for the processing unit in UE, and UE device 310 is by measuring device 311, judgment device 312 and transmission
Device 313 forms.Wherein measuring device 311 measures the CQI of first community and second community, and judgment device 312 adjudicates described the
Whether the absolute value of the difference of one CQI and the 2nd CQI is less than first threshold, and sending device 313 sends uplink information, it includes with
It is at least one lower:
The absolute value of the difference of first CQI and the 2nd CQI
The mark of the information aggregate
Cell physics ID in the information aggregate
Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be referred to by program
Related hardware is enabled to complete, described program can store in computer readable storage medium, such as read-only memory, hard disk or light
Disk etc..Optionally, one or more integrated circuit can be used also to realize in all or part of the steps of above-described embodiment.Phase
It answers, each modular unit in above-described embodiment, can be realized using example, in hardware, it can also be by the form of software function module
It realizes, the application is not limited to the combination of the software and hardware of any particular form.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification made, equivalent replacement, improve etc., it should be included in protection of the invention
Within the scope of.
Claims (17)
1. a kind of method in UE, wherein include the following steps:
A. sending in the instruction of the first signaling set S, the set S includes K elements different from each other, each element
It is a kind of mark of information aggregate, the K is positive integer, and the first signaling is high-level signaling or physical layer signaling；
B. the first information is received, the first information includes L information aggregate, and the mark of the L information aggregate is all the set S
Element, the L is positive integer, and the information aggregate includes one or more kinds of downlink informations, and the downlink information is auxiliary
The information of data receiver；
The information aggregate is following one:
First set, first set include at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, CFI information, CP length information, time index
Information；
Second set, second set include at least cell physics ID, RI information, DM-RS port information, DM-RS initialization letter
Breath, CSI-RS configuration information, MBSFN configuration information, the EPRE ratio information of data and RS, CFI information, CP length information, when
Between index information；
Third set, third set include at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, CFI information, PDSCH modulation system information,
PDSCH resource allocation information, TM information, CP length information, time index information；
- the four set, the 4th set include at least cell physics id information, the EPRE ratio information of data and RS, the port DM-RS
Information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information, PDSCH resource allocation information, TM letter
Breath, CFI information, CP length information, time index information；
- the five set, the 5th gathers including at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, PDSCH modulation system information, PDSCH coding
Mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information；
- the six set, the 6th set include at least cell physics id information, PMI information, RI information, the EPRE ratio of data and RS
Value information, DM-RS port information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information, PDSCH are compiled
Code mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information；
- the seven set, the 7th gathers including at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, the information of RNTI, CFI information, CP length letter
Breath, time index information；
- the eight set, the 8th set include at least DM-RS port information, cell physics ID, DM-RS initialization information, RI letter
Breath, CSI-RS configuration information, the EPRE information of data and RS, MBSFN configuration information, the EPRE ratio information of data and RS,
The information of RNTI, CFI information, CP length information, time index information.
2. the method according to claim 1, wherein further including following steps:
C. estimated disturbance signal according to the first information；
D. downlink data is received according to the interference signal.
3. the method according to claim 1, wherein further including following steps before the step B:
B0. the second signaling indicating cell physics ID list is sent, the cell physics ID list includes N number of different each other
Cell physics ID, the cell physics ID of the L information aggregate belong to cell physics ID list, and the second signaling is high-rise letter
It enables.
4. the method according to claim 1, wherein if the absolute value of the difference of the first CQI and the 2nd CQI is small
Further include following steps in first threshold:
E. uplink information is sent, the uplink information includes at least one of:
The absolute value of the difference of first CQI and the 2nd CQI；
The mark of the information aggregate；
Cell physics ID in the information aggregate；
Wherein, the first CQI is the CQI estimated according to the CRS antenna port information or the CSI-RS configuration information, the
Two CQI are the current CQI of serving cell, and first threshold is pre-determining or is configurable.
5. the method according to claim 1, wherein the cell physics ID of the L information aggregate each other it is each not
It is identical.
6. according to claim 1 or method described in 5 any one, which is characterized in that the L is 1.
7. the method according to claim 1, wherein the first signaling is in UE-EUTRA-Capability IE
The domain of addition.
8. a kind of method in base station, wherein include the following steps:
A. it receives the first signaling and determines set S, include K elements different from each other, each element in the set S
It is a kind of mark of information aggregate, the K is positive integer, and the first signaling is high-level signaling or physical layer signaling；
B. the first information is sent, the first information includes L information aggregate, and the mark of the L information aggregate is all the set S
Element, the L is positive integer, and the information aggregate includes one or more kinds of downlink informations, and the downlink information is auxiliary
The information of data receiver；
The information aggregate is following one:
First set, first set include at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, CFI information, CP length information, time index
Information；
Second set, second set include at least cell physics ID, RI information, DM-RS port information, DM-RS initialization letter
Breath, CSI-RS configuration information, MBSFN configuration information, the EPRE ratio information of data and RS, CFI information, CP length information, when
Between index information；
Third set, third set include at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, CFI information, PDSCH modulation system information,
PDSCH resource allocation information, TM information, CP length information, time index information；
- the four set, the 4th set include at least cell physics id information, the EPRE ratio information of data and RS, the port DM-RS
Information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information, PDSCH resource allocation information, TM letter
Breath, CFI information, CP length information, time index information；
- the five set, the 5th gathers including at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, PDSCH modulation system information, PDSCH coding
Mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information；
- the six set, the 6th set include at least cell physics id information, PMI information, RI information, the EPRE ratio of data and RS
Value information, DM-RS port information, DM-RS initialization information, CSI-RS configuration information, PDSCH modulation system information, PDSCH are compiled
Code mode information, PDSCH resource allocation information, TM information, CFI information, CP length information, time index information；
- the seven set, the 7th gathers including at least CRS antenna port information, cell physics id information, PMI information, RI information,
The EPRE ratio information of system bandwidth information, MBSFN configuration information, data and RS, the information of RNTI, CFI information, CP length letter
Breath, time index information；
- the eight set, the 8th set include at least DM-RS port information, cell physics ID, DM-RS initialization information, RI letter
Breath, CSI-RS configuration information, the EPRE information of data and RS, MBSFN configuration information, the EPRE ratio information of data and RS,
The information of RNTI, CFI information, CP length information, time index information.
9. according to the method described in claim 8, it is characterized in that, further including following steps:
C. it sends X2 interface signaling and indicates the set S.
10. according to the method described in claim 8, it is characterized in that, further including following steps before the step B:
B0. it receives the second signaling and determines cell physics ID list, the cell physics ID list includes N number of different each other
Cell physics ID, the cell physics ID of the L information aggregate belong to cell physics ID list, and the second signaling is high-rise letter
It enables.
11. according to the method described in claim 8, it is characterized in that, the if absolute value of the difference of the first CQI and the 2nd CQI
Further include following steps less than first threshold:
E. it receives and sends uplink information, the uplink information includes at least one of:
The absolute value of the difference of first CQI and the 2nd CQI；
The mark of the information aggregate；
Cell physics ID in the information aggregate；
Wherein, the first CQI is the CQI estimated according to CRS antenna port information or CSI-RS configuration information, and the 2nd CQI is
The current CQI of serving cell, first threshold are pre-determining or are configurable.
12. according to the method described in claim 8, it is characterized in that, the cell physics ID of the L information aggregate each other it is each not
It is identical.
13. according to method described in claim 8 or 12 any one, which is characterized in that the L is 1.
14. according to the method described in claim 8, it is characterized in that, the first signaling is in UE-EUTRA-Capability IE
The domain of middle addition.
15. according to the method described in claim 8, it is characterized in that, further including following steps
F. it sends X2 interface signaling and indicates following one:
The ID of the sender of uplink information and the uplink information.
16. a kind of user equipment, which is characterized in that the equipment includes:
First module: it sends the first signaling and indicates set S, include K elements different from each other in the set S, each
The element is a kind of mark of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physical layer signaling；
Second module: receiving the first information, and the first information includes L information aggregate, and the L is positive integer, the information aggregate
Including one or more kinds of downlink informations, the downlink information is the information of assistance data reception；
Third module: if the absolute value of the difference of the first CQI and the 2nd CQI is less than first threshold, sending uplink information, described
Uplink information includes at least one of:
The absolute value of the difference of-the one CQI and the 2nd CQI；
The mark of the information aggregate；
Cell physics ID in the information aggregate；
Wherein, the first CQI is the CQI estimated according to CRS antenna port information or CSI-RS configuration information, and the 2nd CQI is
The current CQI of serving cell, first threshold are pre-determining or are configurable；
4th module: sending the second signaling indicating cell physics ID list, the cell physics ID list include it is N number of each other it is each not
Identical cell physics ID, the cell physics ID of the L information aggregate belong to cell physics ID list, and the second signaling is high
Layer signaling.
17. a kind of base station equipment, which is characterized in that the equipment includes:
First module: it receives the first signaling and indicates set S, include K elements different from each other in the set S, each
The element is a kind of mark of information aggregate, and the K is positive integer, and the first signaling is high-level signaling or physical layer signaling；
Second module: sending the first information, and the first information includes L information aggregate, and the L is positive integer, the information aggregate
Including one or more kinds of downlink informations, the downlink information is the information of assistance data reception；
Third module: if the absolute value of the difference of the first CQI and the 2nd CQI is less than first threshold, receiving and send uplink information,
The uplink information includes at least one of:
The absolute value of the difference of-the one CQI and the 2nd CQI；
The mark of the information aggregate；
Cell physics ID in the information aggregate；
Wherein, the first CQI is the CQI estimated according to CRS antenna port information or CSI-RS configuration information, and the 2nd CQI is
The current CQI of serving cell, first threshold are pre-determining or are configurable；
4th module: receiving the second signaling indicating cell physics ID list, the cell physics ID list include it is N number of each other it is each not
Identical cell physics ID, the cell physics ID of the L information aggregate belong to cell physics ID list, and the second signaling is high
Layer signaling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310601074.6A CN104661313B (en) | 2013-11-22 | 2013-11-22 | A kind of sending method and device of downlink auxiliary information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310601074.6A CN104661313B (en) | 2013-11-22 | 2013-11-22 | A kind of sending method and device of downlink auxiliary information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104661313A CN104661313A (en) | 2015-05-27 |
| CN104661313B true CN104661313B (en) | 2019-03-22 |
Family
ID=53251884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310601074.6A Active CN104661313B (en) | 2013-11-22 | 2013-11-22 | A kind of sending method and device of downlink auxiliary information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104661313B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017135185A1 (en) * | 2016-02-04 | 2017-08-10 | 株式会社Ｎｔｔドコモ | Base station, user equipment, signal transmission method and signal receiving method |
| CN107404371B (en) * | 2016-05-20 | 2021-02-09 | 华为技术有限公司 | Data processing method, device and system |
| CN107959646B (en) * | 2016-10-15 | 2020-11-06 | 上海朗帛通信技术有限公司 | UE supporting synchronization signal, method and device in base station |
| CN108242944B (en) * | 2016-12-26 | 2020-12-25 | 上海朗帛通信技术有限公司 | Method and device for UE (user equipment) and base station for multi-antenna transmission |
| CN109699082A (en) * | 2017-10-20 | 2019-04-30 | 华为技术有限公司 | Channel measuring method and user equipment |
| CN110213791B (en) * | 2018-02-28 | 2022-07-01 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| CN111294829B (en) * | 2019-04-25 | 2022-11-04 | 展讯通信（上海）有限公司 | Wireless communication interference method and device, and computer readable storage medium |
| CN111525997B (en) * | 2020-05-06 | 2022-12-16 | 无锡职业技术学院 | Wireless broadband ad hoc network transmission method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103220802A (en) * | 2012-01-19 | 2013-07-24 | 中兴通讯股份有限公司 | Processing method and device of downlink data |
| CN103391581A (en) * | 2012-05-11 | 2013-11-13 | 中兴通讯股份有限公司 | Interference coordination method and system |
-
2013
- 2013-11-22 CN CN201310601074.6A patent/CN104661313B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103220802A (en) * | 2012-01-19 | 2013-07-24 | 中兴通讯股份有限公司 | Processing method and device of downlink data |
| CN103391581A (en) * | 2012-05-11 | 2013-11-13 | 中兴通讯股份有限公司 | Interference coordination method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104661313A (en) | 2015-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104661313B (en) | A kind of sending method and device of downlink auxiliary information | |
| US11038561B2 (en) | Method and apparatus for transmitting data | |
| US11290246B2 (en) | DMRS indication method, terminal, and base station | |
| KR101943174B1 (en) | Non-orthogonal multiple access(noma) wireless systems and methods | |
| CN102122985B (en) | MU-MIMO (Multi-User Multi-Input Multi-Output) transmission method | |
| US9699772B2 (en) | Method, system and apparatus for information transmission | |
| CN102256358B (en) | Method, device and system for transmitting and receiving data | |
| EP2660994B1 (en) | Method and device for allocating reference resource | |
| CN105359607A (en) | Methods for cancelling a data transmission of a neighboring cell | |
| CN107211309B (en) | Wireless communication method and wireless communication device | |
| CN104205970A (en) | Base station, terminals, communication system, communication method and integrated circuit | |
| CN103546233A (en) | Blind detection mode determining method, blind detection method and devices | |
| CN104509194A (en) | Base station, terminal, communication system, communication method, and integrated circuit | |
| CN106209300B (en) | Control information sending method, control information receiving method, transmitter and receiver | |
| CN109964466B (en) | Parameter set dependent downlink control channel mapping | |
| CN105792373B (en) | Interference information indication method, interference suppression method and device | |
| CN103944692A (en) | Transmitting method, transmitting device, receiving method and receiving device for ePHICH (enhanced Physical HybridARQ Indicator Channel) | |
| WO2013024439A1 (en) | Flexible transmission of messages in a wireless communication system with multiple transmit antennas | |
| US9980261B2 (en) | Methods for detecting and sending downlink control information and devices | |
| EP2745482B1 (en) | Flexible transmission of messages in a wireless communication system | |
| CN105703882B (en) | Transmission method of control information, channel or signal and corresponding sending end | |
| CN104754537A (en) | Method and device for transmitting and receiving network-assisted signals | |
| CN104703159B (en) | A kind of sending method and device of network-assist information | |
| CN106793141B (en) | Transmission method and device for enhanced physical downlink control channel (E-PDCCH) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230720 Address after: 518040 unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Xiangmihu street, Futian District, Shenzhen, Guangdong Province Patentee after: Honor Device Co.,Ltd. Address before: Room A2117, Building B, 555 Dongchuan Road, Minhang District, Shanghai, 200240 Patentee before: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY Co.,Ltd. |