CN103391621B - Uplink demodulation reference signal processing method and processing device - Google Patents
Uplink demodulation reference signal processing method and processing device Download PDFInfo
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- CN103391621B CN103391621B CN201210146409.5A CN201210146409A CN103391621B CN 103391621 B CN103391621 B CN 103391621B CN 201210146409 A CN201210146409 A CN 201210146409A CN 103391621 B CN103391621 B CN 103391621B
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Abstract
The present invention provides a kind of uplink demodulation reference signal processing method and processing devices, this method includes that the uplink respective impact control information sent using base station opposite direction user terminal is configured: cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region or extension in the information format of uplink respective impact control information indicates at least one following information: the cyclic shift and its corresponding orthogonal mask of uplink demodulation reference signal to user terminal；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or the parameter for determining cyclically shifted sequences jump pattern；The basic sequence of uplink demodulation reference signal or parameter for determining the basic sequence；The uplink respective impact control information of configuration is sent to user terminal by base station, through the invention, it solves the prior art and requirement is no longer satisfied based on the proprietary uplink demodulation reference signal configuration of semi-static cell, in addition, the problem of uplink demodulation reference signal configuration is also not flexible to the configuration of jump pattern, affects system performance, and then reached extension available cycles amount of displacement, and it realizes and jump pattern and basic sequence is configured flexibly, improve the effect of system performance.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of uplink demodulation reference signal processing method and processing device.
Background technique
The uplink physical channel of long evolving system (Long Term Evolution, referred to as LTE) includes physical accidental
Access channel (Physical Random Access Channel, referred to as PRACH), Physical Uplink Shared Channel
(Physical Uplink Shared Channel, referred to as PUSCH), Physical Uplink Control Channel (Physical Uplink
Control Channel, referred to as PUCCH).To uplink scheduling information (the Uplink Scheduling of PUSCH
Information Physical Downlink Control Channel (Physical Downlink Control Channel, abbreviation) are passed through by base station
Target terminal user (User Equipment, referred to as UE) is sent to for PDCCH).Uplink scheduling information includes: physical uplink
The shared relevant resource allocation of channel, modulation and encoding scheme, uplink demodulation reference signal (Demodulation Reference
Signal, referred to as DMRS) the control information such as cyclic shift (Cyclic Shift, referred to as CS).
Physical Uplink Shared Channel uses single antenna port transmission in LTE system.One system-frame (frame) includes 10
Subframe (subframe), each subframe include 2 time slots (slot).Fig. 1 is the routine in a time slot according to the relevant technologies
The schematic diagram of cyclic prefix, as shown in Figure 1, for conventional cyclic prefix (Normal cyclic prefix, referred to as Normal
CP), each time slot is made of 6 data symbols and 1 demodulated reference signal.Fig. 2 is a time slot according to the relevant technologies
In extended cyclic prefix schematic diagram, as shown in Fig. 2, for extended cyclic prefix (Extended cyclic prefix, letter
Referred to as Extended CP), each time slot is made of 5 data symbols and 1 demodulated reference signal.
For demodulated reference signal DMRS by a Sequence composition on frequency domain, which is a circulation of reference signal sequence
Displacement.In order to be randomized inter-cell interference, the reference signal sequence of demodulated reference signal is configured according to base station, may be implemented to be based on
The sequence of time slot jumps (Sequence hopping) or sequence group jumps (Sequence Group Hopping, abbreviation SGH)
It is referred to as the SGH mode that time slot jumps.That is, being configured according to base station, a user equipment two time slots in a subframe
On demodulated reference signal be it is different, change in a system-frame with time slot according to certain pattern that jumps.
In time slot nsIn, the cyclic shift amount α of demodulated reference signal are as follows: the π of α=2 ncs/ 12, whereinIn a radio frames, ncs=0,1 ..., 19；Matched by higher level parameters
It sets,It is configured by uplink scheduling information, nPN(ns) generated by pseudo-random generator, it is with time slot nsThe parameter of variation, tool
Body surface is shown asThe each radio frames initialization of pseudo-random generator is primary, and primary condition isThe initialization value is related with the cell ID, is the proprietary parameter of cell.
Uplink scheduling information is carried on Physical Downlink Control Channel, with certain descending control information format (Downlink
Control Information format, referred to as DCI format) target UE is sent to by base station.In LTE system
In system, descending control information format is divided into following several: DCI format 0,1,1A, 1B, 1C, 1D, 2,2A, 2B, 2C, 3,3A
Deng, wherein DCI format 0 includes uplink scheduling information, is used to indicate the scheduling of Physical Uplink Shared Channel PUSCH.
The long evolving system (abbreviation lte-a system) of evolution is the next-generation evolution system of LTE system.In LTE-A system
In system, single antenna port transmission is can be used in Physical Uplink Shared Channel, and multi-antenna port transmission can also be used.Fig. 3 is related skill
The signal of the transmitting terminal base band signal process for the Physical Uplink Shared Channel that the lte-a system of art is transmitted using multi-antenna port
Figure, as shown in figure 3, lte-a system is supported based on one or two code word (Codeword, abbreviation in multi-antenna port transmission
For the spatial reuse of CW), the corresponding transmission block (Transport Block, referred to as TB) of each code word.Fig. 4 is related skill
The uplink code word of the lte-a system of art to layer mapping schematic diagram, as shown in figure 4, code word will be further mapped to layer
(layer), each code word is mapped as one or two layers data.
LTE-A uses the Linear Precoding (Precoding) based on code book (Codebook, also known as code book), in advance
Coding techniques be it is a kind of using channel state information (Channel Status Information, referred to as CSI) in transmitting terminal
Signal is pre-processed to improve the technology of multiaerial system performance.A kind of approach that transmitting terminal obtains CSI is to pass through reception
The feedback at end.It is generally to save identical code book in receiving end and transmitting terminal by the way of to reduce feedback overhead.It receives
End selects suitable pre-coding matrix and by its index value in geometry according to current channel conditions in the codebook
(Precoding Matrix Index, referred to as PMI) feeds back to transmitting terminal, and transmitting terminal is according to the pre-coding matrix index of feedback
Pre-coding matrix is found, and carries out precoding to signal is sent.The mathematical model of data precoding is y=HWs+n, wherein y is
Signal phasor is received, H is channel coefficient matrix, and W is pre-coding matrix, and s is signal phasor, and n is noise vector.
In lte-a system, when Physical Uplink Shared Channel is transmitted using multi-antenna port, the DMRS of each layer data is the same as each
Layer data equally carries out precoding.And the demodulated reference signal of different layers data, including to single user multi-input multi-output system
(SU-MIMO) demodulated reference signal of the multi-layer data of the same user and multiuser mimo system (MU-MIMO)
The demodulated reference signal of the multi-layer data of multiple user equipmenies, by using different demodulated reference signal cyclic shifts (CS)
And/or orthogonal mask (Orthogonal Cover Code, referred to as OCC) is orthogonalized, to distinguish user's space multiplexing
Different layer datas distinguish different users.Wherein, orthogonal mask OCC is [+1 ,+1] and [+1, -1], acts on a son
Demodulated reference signal in frame (Subframe) on two time slots (Slot).
Currently, the version of LTE standard is the 8th edition (Release 8) and the 9th edition in the Standard Edition that 3GPP is specified
(Release 9), the version of LTE-A standard are the 10th edition (Release 10), are abbreviated as Rel-8, Rel-9 and Rel- respectively
10, LTE-A standards may also include later release, such as Rel-11.At present in Rel-10 version, base station can pass through DCI
Format 0 and DCI format 4 indicates the demodulated reference signal cyclic shift CS/ orthogonal mask for scheduled PUSCH
OCC information, table 1 are the cyclic shift regions of uplink associated DC I format in the related technology[w(λ)(0) w(λ)
(1)] mapping table, as shown in table 1.
Table 1
When using orthogonal mask OCC to demodulated reference signal orthogonalization, base station is needed to two time slots in a subframe
On demodulated reference signal carry out joint-detection, thus when requiring a user equipment in a subframe two in two time slots
Demodulated reference signal in gap must be the same.In this case, the SGH mode that time slot jumps in LTE system cannot be used.
But for the randomization inter-cell interference as far as possible, the SGH mode that subframe jumps is proposed in the relevant technologies.That is, according to base station
Configuration, demodulated reference signal of the user equipment in a subframe on two time slots be it is the same, in a system-frame
Demodulated reference signal in each subframe be it is different, become in a system-frame with subframe according to certain pattern that jumps
Change.
In lte-a system, in order to improve the transmission rate of cell edge, 3GPP releases coordinated multipoint transmission
(Coordinated Multi-Point Transmission and Reception, referred to as CoMP) technology.Cooperative multi-point
Transmission technology be realized using the transmitting antenna cooperation transmission of multiple cells at cell edge the higher capacity of Radio Link and
Reliable transmission can effectively solve cell edge interference problem.Fig. 5 is the signal of the down collaboration multi-point of the relevant technologies
Figure, as shown in figure 5, downlink CoMP can be divided into two classes: Combined Treatment/joint transmission (Joint Processing/Joint
Transmission, referred to as JP/JT) and cooperative scheduling/wave beam forming (Coordinated Scheduling/
Beamforming, referred to as CS/CB).In JT, data are sent simultaneously from multiple cells, and send data, scheduling and letter
Channel state information only interacts between multiple launch points in collaboration set；And in CS/CB, only serving cell is sent out to UE
Send data, scheduling and Beamforming the information interaction in CoMP collaboration set.The different cells of transmission or cooperation are participated in regard to group
At a collaboration set, for some UE, it is serving cell that cooperation, which is concentrated with 1 cell, and remaining cell is cooperation cell.
Fig. 6 is the schematic diagram of the uplink coordinated multicast communication of the relevant technologies, as shown in fig. 6, UE1 sends data to serving cell
With the base station of cooperation cell or remote wireless terminal (Remote Radio Heads, referred to as RRH), cooperation cell and serving cell
The data received are continued again to screw up and receive processing.According to current uplink DMRS signaling configuration method, uplink DMRS's
Sequence group # is by u=(fgh(ns)+fss) mod30 decision, wherein group jumps pattern (group-hipping pattern) fgh
(ns) determined by cell ID, sequential shift pattern (sequence-shift pattern) fssIt is divided into two classes again, for PUCCH,Is defined as:For PUSCH,Is defined as:Wherein
Δss∈ { 0,1 ..., 29 } passes through high-rise RRC signaling configuration, is the parameter of cell proprietary (cell-specific).Therefore uplink
The sequence group # of DMRS is determined by the proprietary parameter of the cell of cell ID and high-level signaling configuration, for the ginseng being semi-statically configured
Number.
After multipoint cooperative technology introduces, traditional uplink demodulation reference signal configuration proprietary based on semi-static cell
Requirement is no longer satisfied, in addition, uplink demodulation reference signal configuration is also not flexible to the configuration of jump pattern, affects system
Performance.
Summary of the invention
The present invention provides a kind of uplink demodulation reference signal processing method and processing devices, are based on at least solving the prior art
The proprietary uplink demodulation reference signal configuration of semi-static cell is no longer satisfied requirement, in addition, uplink demodulation reference signal
The problem of configuration is also not flexible to the configuration of jump pattern, affects system performance.
According to an aspect of the invention, there is provided a kind of uplink demodulation reference signal processing method, comprising: base station is opposite
The uplink respective impact control information that user terminal is sent is configured: in the information lattice of uplink respective impact control information
Cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region in formula or extension is to the user terminal
Indicate at least one following information: the cyclic shift of uplink demodulation reference signal and its corresponding orthogonal mask；Uplink demodulation
The cyclically shifted sequences of reference signal jump pattern or the parameter for determining the cyclically shifted sequences jump pattern；Uplink solution
Adjust the basic sequence of reference signal or the parameter for determining the basic sequence；The base station is by the uplink respective impact of configuration
Control information is sent to the user terminal.
Preferably, the uplink respective impact control information information format in 1 bit of extension after cyclic shift/
Cyclic shift and its corresponding orthogonal mask of the orthogonal mask region to user terminal instruction uplink demodulation reference signal
Including cyclic shift/orthogonal mask region institute increased cyclic shift/orthogonal mask after 1 bit of the extension is indexed
Part or all be used for user terminal instruction uplink demodulation reference signal cyclic shift and its corresponding orthogonal cover
Code.
Preferably, the cyclic shift after 1 bit of the extension/increased cyclic shift of orthogonal mask region institute/orthogonal is covered
A part of code index is the half index in increased cyclic shift/orthogonal mask index.
Preferably, the cyclic shift after 1 bit of the extension/increased cyclic shift of orthogonal mask region institute/orthogonal is covered
The relationship that code indexes between the cyclic shift value between each layer of uplink demodulation reference signal of indicated user terminal meets:
NDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12, wherein λ=0,1,2,3, nDMRS, λ (2) indicate that λ layers of circulation is moved
Position；Δ λ indicates cyclic shift interval, and λ=0,1,2,3 layer of cyclic shift interval is respectively Δ λ=0,6,3,9；The increase
Cyclic shift/orthogonal mask index first layer nDMRS, 0 (2) respectively correspond 7,5,1,11 cyclic shift value.
Preferably, the cyclic shift after 1 bit of the extension/increased cyclic shift of orthogonal mask region institute/orthogonal is covered
Code index the orthogonal mask between each layer of uplink demodulation reference signal of indicated user terminal relationship satisfaction include with down toward
One of few: remainder layer and 0th layer of orthogonal mask of the uplink demodulation reference signal in addition to the 0th layer are all identical；Uplink demodulation reference
Part layer and 0th layer of orthogonal mask of the signal in the remainder layer in addition to the 0th layer are all identical, and rest layers are orthogonal with the 0th layer to be covered
Code is different；Wherein, the orthogonal mask is [1 1] or [1-1].
Preferably, in remainder layer of the uplink demodulation reference signal in addition to the 0th layer part layer and the 0th layer orthogonal mask all
Identical, rest layers and the 0th layer of orthogonal mask difference include: the orthogonal of the first half in all layers of uplink demodulation reference signal
Mask is identical, and the orthogonal mask of the latter half in all layers is different.
Preferably, cyclic shift/orthogonal mask region in the information format of uplink respective impact control information
Or cyclic shift/orthogonal mask region after 1 bit of the extension indicates uplink demodulation reference signal to the user terminal
Cyclic shift/orthogonal mask and cyclically shifted sequences jump pattern or the ginseng for determining the cyclically shifted sequences jump pattern
Number includes: in cyclic shift/orthogonal mask region after 1 bit of the cyclic shift/orthogonal mask region or the extension
Whole indexes divided, wherein the index after dividing is for indicating respectively corresponding cyclic shift/orthogonal mask and following
Ring displacement jumps pattern or the parameter for determining the cyclically shifted sequences jump pattern.
The method according to claim 1, wherein in the information lattice of uplink respective impact control information
Cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region in formula or the extension is to the user
Cyclic shift/the orthogonal mask and basic sequence of terminal instruction uplink demodulation reference signal or the parameter for determining the basic sequence
It include: in cyclic shift/orthogonal mask region after 1 bit of the cyclic shift/orthogonal mask region or the extension
All index is divided, wherein the index after dividing is for indicating respectively corresponding cyclic shift/orthogonal mask and motif
Column or the parameter for determining the basic sequence.
Preferably, to the cyclic shift after 1 bit of the cyclic shift/orthogonal mask region or the extension/orthogonal cover
It includes: that all indexes are divided into two parts or four parts that whole indexes in code region, which divide,.
Preferably, cyclic shift/orthogonal mask region in the information format of uplink respective impact control information
Or cyclic shift/orthogonal mask region after 1 bit of the extension indicates uplink demodulation reference signal to the user terminal
Cyclic shift/orthogonal mask, cyclic shift jump pattern or parameter for determining cyclically shifted sequences jump pattern and
Basic sequence or parameter for determining the basic sequence include: to 1 ratio of the cyclic shift/orthogonal mask region or the extension
Whole indexes in cyclic shift/orthogonal mask region after spy divide, wherein the index after dividing is for respectively referring to
Show corresponding cyclic shift/orthogonal mask, cyclic shift jump pattern or for determining the cyclically shifted sequences jump pattern
Parameter and basic sequence or the parameter for determining the basic sequence.
Preferably, to the cyclic shift after 1 bit of the cyclic shift/orthogonal mask region or the extension/orthogonal cover
It includes: that all indexes are divided into two parts or four parts that whole indexes in code region, which divide,.
It preferably, further include that the base station receives the user terminal according to the control of the uplink respective impact of configuration
The uplink demodulation reference signal that information is sent.
According to another aspect of the present invention, a kind of uplink demodulation reference signal processing unit is provided, comprising: be located at base station
In, comprising: configuration module, the uplink respective impact control information sent for opposite user terminal are configured: described
Row respective impact control information information format in cyclic shift/orthogonal mask region or extension 1 bit after cyclic shift/
Orthogonal mask region indicates at least one following information to the user terminal: the cyclic shift of uplink demodulation reference signal and its
Corresponding orthogonal mask；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or for determining the cyclic shift
The parameter of sequence jump pattern；The basic sequence of uplink demodulation reference signal or parameter for determining the basic sequence；Send mould
Block, for the uplink respective impact control information of configuration to be sent to the user terminal.
Preferably, the configuration module includes the first configuration module, is believed for configuring to control in the uplink respective impact
Cyclic shift/orthogonal mask region after 1 bit of extension in the information format of breath indicates uplink demodulation to the user terminal
The cyclic shift of reference signal and its corresponding orthogonal mask include, and the cyclic shift after 1 bit of the extension/orthogonal is covered
Part or all of code region institute increased cyclic shift/orthogonal mask index is used for user terminal instruction uplink solution
Adjust the cyclic shift and its corresponding orthogonal mask of reference signal.
Preferably, first configuration module, for configure it is described extension 1 bit after cyclic shift/orthogonal mask area
Domain increased cyclic shift/orthogonal mask index the circulation between each layer of uplink demodulation reference signal of indicated user terminal
Relationship between shift value meets: nDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12, wherein λ=0, and 1,2,3, nDMRS,
λ (2) indicates λ layers of cyclic shift；Δ λ indicates that cyclic shift interval, λ=0,1,2,3 layer of cyclic shift interval are respectively
Δ λ=0,6,3,9；The increased cyclic shift/orthogonal mask index first layer nDMRS, 0 (2) respectively correspond 7,5,1,
11 cyclic shift value.
Preferably, first configuration module, cyclic shift/orthogonal mask after being also used to configure 1 bit of the extension
Region increased cyclic shift/orthogonal mask index between each layer of uplink demodulation reference signal of indicated user terminal just
Handing over the relationship of mask to meet includes at least one of: remainder layer and 0th layer of the uplink demodulation reference signal in addition to the 0th layer are just
Hand over mask all identical；Part layer and 0th layer of orthogonal mask all phase of the uplink demodulation reference signal in the remainder layer in addition to the 0th layer
Together, rest layers are different from the 0th layer of orthogonal mask；Wherein, the orthogonal mask is [1 1] or [1-1].
Preferably, the configuration module includes the second configuration module, is believed for configuring to control in the uplink respective impact
Cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region or the extension in the information format of breath
To the user terminal instruction uplink demodulation reference signal cyclic shift/orthogonal mask and cyclically shifted sequences jump pattern or
For determining that the parameter of cyclically shifted sequences jump pattern includes: to the cyclic shift/orthogonal mask region or described
Whole indexes in cyclic shift/orthogonal mask region after extending 1 bit are divided, wherein the index after dividing is used
In indicating respectively corresponding cyclic shift/orthogonal mask and cyclic shift jump pattern or for determining the cyclically shifted sequences
Jump the parameter of pattern.
Preferably, the configuration module includes third configuration module, is believed for configuring to control in the uplink respective impact
Cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region or the extension in the information format of breath
To the cyclic shift/orthogonal mask and basic sequence of user terminal instruction uplink demodulation reference signal or for determining the base
The parameter of sequence includes: to the cyclic shift after 1 bit of the cyclic shift/orthogonal mask region or the extension/orthogonal cover
Whole indexes in code region are divided, wherein index after dividing is for indicating respectively corresponding cyclic shift/orthogonal
Mask and basic sequence or parameter for determining the basic sequence.
Preferably, the configuration module includes the 4th configuration module, is believed for configuring to control in the uplink respective impact
Cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region or the extension in the information format of breath
To cyclic shift/orthogonal mask of user terminal instruction uplink demodulation reference signal, cyclic shift jump pattern or it is used for
The parameter and basic sequence or the parameter for determining the basic sequence for determining cyclically shifted sequences jump pattern include: to institute
State cyclic shift/orthogonal mask region or it is described extension 1 bit after cyclic shift/orthogonal mask region in whole index into
Row divides, wherein the index after dividing is for indicating respectively corresponding cyclic shift/orthogonal mask, cyclic shift jump figure
Sample or the parameter and basic sequence for determining the cyclically shifted sequences jump pattern or the parameter for determining the basic sequence.
It preferably, further include receiving module, for receiving the user terminal according under the uplink correlation of configuration
The uplink demodulation reference signal that row control information is sent.
Through the invention, the uplink respective impact control information sent using base station opposite direction user terminal is configured:
Following after 1 bit of cyclic shift/orthogonal mask region or extension in the information format of the uplink respective impact control information
Ring displacement/orthogonal mask region indicates at least one following information: the circulation of uplink demodulation reference signal to the user terminal
Displacement and its corresponding orthogonal mask；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or for determining that this is followed
The parameter of ring shift sequence jump pattern；The basic sequence of uplink demodulation reference signal or parameter for determining the basic sequence；Institute
It states base station and the uplink respective impact control information of configuration is sent to the user terminal, solve the prior art and be based on half
The proprietary uplink demodulation reference signal configuration of static cell is no longer satisfied requirement, in addition, uplink demodulation reference signal is matched
, affect system performance the problem of also not flexible to the configuration of jump pattern is set, and then has reached extension available cycles carry digit
Amount, and realize and jump pattern and basic sequence are configured flexibly, improve the effect of system performance.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of the conventional cyclic prefix in a time slot according to the relevant technologies；
Fig. 2 is the schematic diagram of the extended cyclic prefix in a time slot according to the relevant technologies；
Fig. 3 is the transmitting terminal for the Physical Uplink Shared Channel that the lte-a system of the relevant technologies is transmitted using multi-antenna port
The schematic diagram of base band signal process；
Fig. 4 is the uplink code word of the lte-a system of the relevant technologies to the mapping schematic diagram of layer；
Fig. 5 is the schematic diagram of the down collaboration multi-point of the relevant technologies；
Fig. 6 is the schematic diagram of the uplink coordinated multicast communication of the relevant technologies；
Fig. 7 is the flow chart of uplink demodulation reference signal processing method according to an embodiment of the present invention；
Fig. 8 is the structural block diagram of uplink demodulation reference signal processing unit according to an embodiment of the present invention；
Fig. 9 is the structural frames of the configuration module one in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Figure；
Figure 10 is the structure of the configuration module two in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Block diagram；
Figure 11 is the structure of the configuration module three in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Block diagram；
Figure 12 is the structure of the configuration module four in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Block diagram；
Figure 13 is the structural block diagram of uplink demodulation reference signal processing unit according to the preferred embodiment of the invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
A kind of uplink demodulation reference signal processing method is provided in the present embodiment, and Fig. 7 is according to embodiments of the present invention
Uplink demodulation reference signal processing method flow chart, as shown in fig. 7, the process includes the following steps:
Step S702, the uplink respective impact control information that base station opposite direction user terminal is sent are configured: in uplink phase
Close Downlink Control Information information format in cyclic shift/orthogonal mask region or extension 1 bit after cyclic shift/it is orthogonal
Mask region indicates at least one following information to user terminal: the cyclic shift of uplink demodulation reference signal and its corresponding
Orthogonal mask；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or for determining the cyclically shifted sequences jump figure
The parameter of sample；The basic sequence of uplink demodulation reference signal or parameter for determining basic sequence；
The uplink respective impact control information of configuration is sent to user terminal by step S704, base station.
Through the above steps, the instruction by 1 bit of extension to jump pattern or basic sequence, realizes base station pair
The configuration that user terminal sends uplink demodulation reference signal is extended, can to uplink demodulation reference signal configuration after extension
Meet the unappeasable requirement of configuration information in the related technology to a certain extent, and can in cell/community user
Between orthogonality and interference randomness flexibly configured.The existing insufficient demand of configuration is not only met, also in certain journey
System performance is improved on degree.
The uplink respective impact control information that base station opposite direction user terminal is sent is configured, and uplink respective impact is included in
Cyclic shift/orthogonal mask area after controlling 1 bit of cyclic shift/orthogonal mask region or extension in the information format of information
Domain indicates at least one following information to user terminal: the cyclic shift of uplink demodulation reference signal and its corresponding orthogonal covering
Code；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or the ginseng for determining cyclically shifted sequences jump pattern
Number；The basic sequence of uplink demodulation reference signal or parameter for determining the basic sequence.It should be noted that being used for herein is true
The parameter of cyclic shift sequence jump pattern as constitutes and generates some or all of cyclically shifted sequences jump pattern ginseng
Number can use following formula when for example, generating cyclically shifted sequences jump pattern:
Its primary condition isThat is, c involved in itinit、AndEtc. be constitute
Generate the parameter of jump pattern；The parameter for being used to determine basic sequence herein as constitutes the part for generating the basic sequence or complete
Portion's parameter can use following formula: u=(f when for example, generating basic sequencegh(ns)+fss) mod30, wherein fgh(ns) just
Beginning condition is Δss∈ { 0,1 ..., 29 },
That is, c involved in itinit、Δss、AndEtc. the parameter for being composition generation basic sequence.
Configuration below for these three instruction information and its combination is illustrated respectively.
The first: uplink respective impact control information information format in 1 bit of extension after cyclic shift/it is orthogonal
Mask region indicates the cyclic shift of uplink demodulation reference signal to user terminal and its corresponding orthogonal mask includes that will expand
Cyclic shift/orthogonal mask region after opening up 1 bit increased cyclic shift/orthogonal mask index part or all of use
In cyclic shift and its corresponding orthogonal mask to user terminal instruction uplink demodulation reference signal.More preferably, extension 1 is compared
Cyclic shift/orthogonal mask region after spy increased cyclic shift/orthogonal mask index a part followed to be increased
Ring displacement/orthogonal mask index half index.For example, in the case where original cyclic shift/3 bit of orthogonal mask region,
After increasing by 1 bit, the increased cyclic shift of institute/orthogonal mask index is 8, i.e., is used to indicate uplink demodulation for 4 therein
The cyclic shift of reference signal and its corresponding orthogonal mask.8 newly-increased indexes can certainly be all used to indicate uplink
The cyclic shift of demodulated reference signal and its corresponding orthogonal mask, i.e. 8 newly-increased indexes all use.
Regardless of still all being used using 4 newly-increased indexes, between layer each for collocating uplink demodulated reference signal
When relationship between cyclic shift value, cyclic shift/increased cyclic shift of orthogonal mask region institute after extending 1 bit/just
Handing over mask to index can meet between the cyclic shift value between each layer of uplink demodulation reference signal of indicated user terminal
Following relationship: nDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12, wherein λ=0,1,2,3, nDMRS, λ (2) indicate λ
The cyclic shift of layer；Δ λ indicates cyclic shift interval, and λ=0,1,2,3 layer of cyclic shift interval is respectively Δ λ=0,6,3,
9；Increased cyclic shift/orthogonal mask index first layer nDMRS, 0 (2) respectively correspond 7,5,1,11 cyclic shift value.
Certainly, for each index, the cyclic shift value of corresponding first layer can be exchanged.It should be noted that when using new
When 4 indexes increased are indicated, herein using one 7,5,1,11 cyclic shift value, and when using newly-increased 8
When index is indicated, two 7,5,1,11 cyclic shift values can be used, naturally it is also possible to therefrom extract one of those
Or multiple reuses, depending on specific configuration needs.
And when relationship between the orthogonal mask between layer each for collocating uplink demodulated reference signal, can also it use
Cyclic shift/increased the cyclic shift of orthogonal mask region institute/orthogonal mask after extending 1 bit indexes indicated user terminal
Each layer of uplink demodulation reference signal between orthogonal mask relationship meet include at least one of: uplink demodulation with reference to letter
The orthogonal mask of remainder layer and the 0th floor number in addition to the 0th floor is all identical；Remainder layer of the uplink demodulation reference signal in addition to the 0th layer
In part layer and the 0th layer of orthogonal mask it is all identical, rest layers are different from the 0th layer of orthogonal mask；Wherein, orthogonal mask is
[1 1] or [1-1].Certainly, be also for the identical number from index corresponding to different orthogonal masks alternatively,
For example, part layer and 0th layer of orthogonal mask of the collocating uplink demodulated reference signal in the remainder layer in addition to the 0th layer are all identical,
Rest layers and the 0th layer of orthogonal mask difference include: i.e. all layers of uplink demodulation reference signal by the way of half-and-half carrying out point
In first half orthogonal mask it is identical, the orthogonal mask of the latter half in all layers is different.
Second: cyclic shift/orthogonal mask region or expansion in the information format of uplink respective impact control information
Cyclic shift from cyclic shift/orthogonal mask region after opening up 1 bit to user terminal instruction uplink demodulation reference signal/it is orthogonal
Mask and cyclically shifted sequences jump pattern or for determining that the parameter of cyclically shifted sequences jump pattern includes: to move to circulation
Whole indexes in cyclic shift/orthogonal mask region after 1 bit of position/orthogonal mask region or extension are divided, wherein
Index after division is for indicating respectively that corresponding cyclic shift/orthogonal mask and cyclic shift jump pattern or circulation move
Position/orthogonal mask and cyclic shift jump pattern or the parameter for determining cyclically shifted sequences jump pattern.More preferably, to following
Whole indexes in cyclic shift/orthogonal mask region after 1 bit of ring displacement/orthogonal mask region or extension carry out division packet
It includes: all indexes is divided into two parts or four parts.When being divided into two parts, a portion index is used to indicate first
Cyclic shift jump pattern or parameter for determining cyclically shifted sequences jump pattern, and another part index is used to indicate the
Two cyclic shifts jump pattern or the parameter for determining cyclically shifted sequences jump pattern.Divide two parts can also using pair
The mode divided.And by when all index is divided into four parts, first part's index is used to indicate user terminal and uses first circulation
Displacement jumps pattern or the parameter for determining cyclically shifted sequences jump pattern, and second part index is used to indicate user terminal
Jump pattern is shifted using second circulation or the parameter for determining cyclically shifted sequences jump pattern, Part III index is used for
Indicating user terminal jumps pattern or the parameter for determining cyclically shifted sequences jump pattern using third cyclic shift, and the 4th
Partial index is used to indicate user terminal using the 4th cyclic shift jump pattern or for determining cyclically shifted sequences jump figure
The parameter of sample, above-mentioned each cyclic shift jump pattern or for determining that the parameter of cyclically shifted sequences jump pattern can be identical
It can also be different.
The third, cyclic shift/orthogonal mask region or expansion in the information format of uplink respective impact control information
Cyclic shift from cyclic shift/orthogonal mask region after opening up 1 bit to user terminal instruction uplink demodulation reference signal/it is orthogonal
Mask and basic sequence or parameter for determining basic sequence include: to after 1 bit of cyclic shift/orthogonal mask region or extension
Whole indexes in cyclic shift/orthogonal mask region are divided, wherein the index after dividing is for indicating respectively correspondence
Cyclic shift/orthogonal mask and basic sequence or the parameter for determining basic sequence.More preferably, to cyclic shift/orthogonal mask
It includes: to draw all indexes that whole indexes in cyclic shift/orthogonal mask region after 1 bit of region or extension, which divide,
It is divided into two parts or four parts.Be divided into two parts cyclic shift/orthogonal mask corresponding with four parts are divided into and basic sequence or
Parameter for determining basic sequence is similar to above-mentioned second, and details are not described herein.
4th kind, i.e., above-mentioned each instruction information consolidation is indicated, for example, in the letter of uplink respective impact control information
Cyclic shift/orthogonal mask region after ceasing 1 bit of cyclic shift/orthogonal mask region or extension in format is to user terminal
Indicate that cyclic shift/orthogonal mask of uplink demodulation reference signal, cyclic shift jump pattern or for determining cyclic shift sequence
The parameter and basic sequence or the parameter for determining basic sequence of column jump pattern include: to cyclic shift/orthogonal mask region or
Whole indexes in cyclic shift/orthogonal mask region after extending 1 bit are divided, wherein the index after dividing is used
In indicate respectively corresponding cyclic shift/orthogonal mask, cyclic shift jump pattern or for determine cyclically shifted sequences jump
The parameter and basic sequence of pattern or parameter for determining basic sequence, wherein to cyclic shift/orthogonal mask region or extension 1
It includes: that all indexes are divided into two parts that whole indexes in cyclic shift/orthogonal mask region after bit, which divide,
Or four part.It is divided into two parts cyclic shift corresponding with four parts are divided into/orthogonal mask and basic sequence or for determining base
The parameter of sequence is similar to above-mentioned second and third kind, and details are not described herein.
More preferably, it is corresponding to base station transmission according to above-mentioned instruction information when user terminal receives above-mentioned instruction information
Uplink demodulation reference signal.Base station receives user terminal and controls the uplink demodulation that information is sent according to the uplink respective impact of configuration
Reference signal.
A kind of uplink demodulation reference signal processing unit is additionally provided in the present embodiment, and the device is for realizing above-mentioned reality
Example and preferred embodiment are applied, the descriptions that have already been made will not be repeated.As used below, term " module " may be implemented
The combination of the software and/or hardware of predetermined function.Although device described in following embodiment is preferably realized with software,
The realization for being the combination of hardware or software and hardware is also that may and be contemplated.
Fig. 8 is the structural block diagram of uplink demodulation reference signal processing unit according to an embodiment of the present invention, as shown in figure 8,
The device is located in base station, including configuration module 82 and sending module 84, is illustrated below to the device.
Configuration module 82, the uplink respective impact control information sent for opposite user terminal are configured: in uplink
Respective impact control information information format in cyclic shift/orthogonal mask region or extension 1 bit after cyclic shift/just
Mask region is handed over to indicate at least one following information to user terminal: the cyclic shift of uplink demodulation reference signal and its corresponding
Orthogonal mask；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or for determining cyclically shifted sequences jump figure
The parameter of sample；The basic sequence of uplink demodulation reference signal or parameter for determining basic sequence；Sending module 84 is connected to above-mentioned
Configuration module 82, for the uplink respective impact control information of configuration to be sent to user terminal.
Fig. 9 is the structural frames of the configuration module one in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Figure is below illustrated the module as shown in figure 9, the configuration module 82 includes the first configuration module 92.
First configuration module 92,1 bit of extension in information format for configured in uplink respective impact control information
Cyclic shift afterwards/orthogonal mask region is to the user terminal instruction cyclic shift of uplink demodulation reference signal and its corresponding
Orthogonal mask includes, by the cyclic shift after 1 bit of extension/increased cyclic shift/orthogonal mask rope of orthogonal mask region institute
Part or all drawn be used for user terminal instruction uplink demodulation reference signal cyclic shift and its corresponding orthogonal cover
Code.
Preferably, first configuration module 92, for configuring cyclic shift/orthogonal mask region institute after extending 1 bit
Increased cyclic shift/orthogonal mask indexes the cyclic shift between each layer of uplink demodulation reference signal of indicated user terminal
Relationship between value meets: nDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12, wherein λ=0,1,2,3, nDMRS, λ (2)
Indicate λ layers of cyclic shift；Δ λ indicate cyclic shift interval, λ=0,1,2,3 layer of cyclic shift interval be respectively Δ λ=
0,6,3,9；Increased cyclic shift/orthogonal mask index first layer nDMRS, the circulation that 0 (2) respectively correspond 7,5,1,11 are moved
Place value.
Preferably, first configuration module 92, cyclic shift/orthogonal mask region after being also used to configure 1 bit of extension
Increased cyclic shift/orthogonal mask orthogonal covering of indexing between each layer of uplink demodulation reference signal of indicated user terminal
It includes at least one of that the relationship of code, which meets: remainder layer of the uplink demodulation reference signal in addition to the 0th layer is orthogonal with the 0th layer to be covered
Code is all identical；Part layer and 0th layer of orthogonal mask of the uplink demodulation reference signal in the remainder layer in addition to the 0th layer are all identical,
Rest layers are different from the 0th layer of orthogonal mask；Wherein, orthogonal mask is [1 1] or [1-1].
Figure 10 is the structure of the configuration module two in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Block diagram, as shown in Figure 10, the configuration module 82 include the second configuration module 102, are illustrated below to the module.
Second configuration module 102, for configured uplink respective impact control information information format in cyclic shift/
Cyclic shift/orthogonal mask region after 1 bit of orthogonal mask region or extension is to user terminal instruction uplink demodulation with reference to letter
Number cyclic shift/orthogonal mask and cyclically shifted sequences jump pattern or for determine cyclically shifted sequences jump pattern ginseng
Number includes: to whole ropes in cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region or extension
It introduces row to divide, wherein the index after dividing is for indicating respectively that corresponding cyclic shift/orthogonal mask and cyclic shift are jumped
Become pattern or the parameter for determining cyclically shifted sequences jump pattern.
Figure 11 is the structure of the configuration module three in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Block diagram, as shown in figure 11, the configuration module 82 include third configuration module 112, are illustrated below to the module.
Third configuration module 112, for configured uplink respective impact control information information format in cyclic shift/
Cyclic shift/orthogonal mask region after 1 bit of orthogonal mask region or extension is to user terminal instruction uplink demodulation with reference to letter
Number cyclic shift/orthogonal mask and basic sequence or the parameter for determining basic sequence include: to cyclic shift/orthogonal mask area
Whole indexes in cyclic shift/orthogonal mask region after 1 bit of domain or extension are divided, wherein the rope after dividing
It is incorporated in and indicates respectively corresponding cyclic shift/orthogonal mask and basic sequence or the parameter for determining basic sequence.
Figure 12 is the structure of the configuration module four in uplink demodulation reference signal processing unit according to an embodiment of the present invention
Block diagram, as shown in figure 12, the configuration module 82 include the 4th configuration module 122, are illustrated below to the module.
4th configuration module 122, for configured uplink respective impact control information information format in cyclic shift/
Cyclic shift/orthogonal mask region after 1 bit of orthogonal mask region or extension is to user terminal instruction uplink demodulation with reference to letter
Number cyclic shift/orthogonal mask, cyclic shift jump pattern or for determine cyclically shifted sequences jump pattern parameter and
Basic sequence or parameter for determining basic sequence include: to move to the circulation after 1 bit of cyclic shift/orthogonal mask region or extension
Whole indexes in position/orthogonal mask region are divided, wherein the index after dividing is for indicating respectively corresponding circulation
Displacement/orthogonal mask, cyclic shift jump pattern or for determine cyclically shifted sequences jump pattern parameter and basic sequence or
For determining the parameter of basic sequence.
Figure 13 is the structural block diagram of uplink demodulation reference signal processing unit according to the preferred embodiment of the invention, such as Figure 13
Shown, which further includes receiving module 132, below to the receiving module in the device in addition to all modules including Fig. 8
132 are illustrated.Receiving module 132 is connected to above-mentioned sending module 84, for receiving user terminal according to the uplink of configuration
Respective impact controls the uplink demodulation reference signal that information is sent.
To meet the orthogonality between the intra/inter- user of cell and interfering the demand of randomness flexible configuration, the present invention is implemented
Example improves the parameter configuration and notification method of uplink demodulation reference signal, provides a kind of uplink demodulation reference signal
Signal deployment and notification method, be illustrated combined with specific embodiments below.
The signal deployment and notification method of a kind of uplink demodulation reference signal, this method packet are provided in the present embodiment
It includes, base station passes through following after 1 bit of cyclic shift/orthogonal mask region or extension in uplink respective impact control information format
Ring displacement/orthogonal mask region indicates at least one following information: the available cycles of uplink demodulation reference signal to user terminal
Displacement and its corresponding orthogonal mask；The cyclically shifted sequences jump pattern or its relevant control ginseng of uplink demodulation reference signal
Number；The basic sequence of uplink demodulation reference signal or its associated control parameters；User receives uplink respective impact control information lattice
The instruction information of cyclic shift and/or orthogonal mask region in formula, information sends uplink demodulation with reference to letter as indicated above
Number.
Combination below for from base station to three kinds or three kinds information indicated by user terminal is illustrated respectively.
(1) base station is by controlling uplink respective impact 1 ratio of the cyclic shift in information format/orthogonal mask region extension
Available cycles displacement and its corresponding orthogonal mask of the spy to user terminal instruction uplink demodulation reference signal.
Corresponding cyclic shift/orthogonal mask the region controlled in information format can increase by 8 ropes after extending 1 bit
Draw, the available cycles displacement and its corresponding orthogonal mask for how carrying out uplink demodulation reference signal are indexed for this 8
Instruction, illustrates below with reference to two ways.First way: in increased 8 indexes of 1 bit of extension institute, wherein 4 indexes
For indicating to the user that the available cycles displacement and its corresponding orthogonal mask of uplink demodulation reference signal, remaining 4 reservations.
Wherein, increased 4 with instruction information index the circulation between each layer of indicated uplink demodulation reference signal
The relationship of shift value meets: nDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12, wherein λ=0,1,2,3, nDMRS, λ (2)
Indicate λ layers of cyclic shift；Δ λ indicate cyclic shift interval, λ=0,1,2,3 layer of cyclic shift interval be respectively Δ λ=
0,6,3,9；The first layer nDMRS of four indexes, 0 (2) respectively correspond 7,5,1,11 four cyclic shift values, wherein should
7,5,1,11 four cyclic shift values can respectively correspond different indexes.
Orthogonal mask between the indicated each layer of uplink demodulation reference signal of increased 4 indexes with instruction information
The relationship met is also possible to a variety of, is illustrated for following three kinds below.(mode 1) is increased to have instruction letter
The relationship of orthogonal mask between the indicated each layer of uplink demodulation reference signal of 4 indexes of breath meets: nOCC, λ=nOCC,
0；Wherein λ=0,1,2,3, nOCC, λ indicate λ layers of orthogonal mask, nOCC, 0=[+1+1] or [+1-1].(mode 2) increases
The relationship of orthogonal mask between the indicated each layer of uplink demodulation reference signal of 4 indexes with instruction information added is full
Foot: nOCC, λ=nOCC, 0；Wherein λ=0,1；NOCC, λ=1-nOCC, 0 wherein λ=2,3；NOCC, λ indicate λ layers orthogonal
Mask；NOCC, 0=[+1+1] or [+1-1].The indicated uplink of (mode 3) increased 4 indexes with instruction information
The relationship of orthogonal mask between each layer of demodulated reference signal meets: wherein the orthogonal mask interlayer relation of 2 index instructions is full
Foot: nOCC, λ=nOCC, 0；λ=0,1,2,3；The orthogonal mask interlayer relation of remaining 2 indexes instruction meets: nOCC, λ=
NOCC, 0 λ=0,1；NOCC, λ=1-nOCC, 0 λ=2,3；Wherein, nOCC, 0=[+1+1] or [+1-1].
First way: extension 1 bit institute it is increased 8 index all be used for indicate to the user that uplink demodulation reference signal
Available cycles displacement and its corresponding orthogonal mask.
Wherein, the relationship of the cyclic shift value between the indicated each layer of uplink demodulation reference signal of increased 8 indexes
Meet: nDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12；Wherein λ=0,1,2,3, nDMRS, λ (2) indicate λ layers
Cyclic shift；Δ λ indicates cyclic shift interval, and λ=0,1,2,3 layer of cyclic shift interval is respectively Δ λ=0,6,3,9；Institute
The first layer nDMRS of 8 indexes is stated, 0 (2) respectively correspond 7,5,1,11,7,5,1,11, wherein this 7,5,1,11 four circulations
Shift value can respectively correspond different indexes.
Orthogonal mask between the indicated each layer of uplink demodulation reference signal of increased 8 indexes with instruction information
The relationship met is also possible to a variety of, is also illustrated for following three kinds below.(mode 1) increased 8 indexes
The relationship of orthogonal mask between each layer of indicated uplink demodulation reference signal meets: nOCC, λ=nOCC, and 0；λ=0,1,
2,3；Wherein, nOCC, λ indicate λ layers of orthogonal mask, preceding 4 indexes in 8 indexes indicated nOCC, 0=[+
1+1] or [+1-1], the indicated nOCC of remaining 4 indexes, 0=[+1-1] or [+1+1].(mode 2) increased 8 ropes
The relationship for drawing the orthogonal mask between each layer of indicated uplink demodulation reference signal meets: nOCC, λ=nOCC, and 0；Wherein λ
=0,1；NOCC, λ=1-nOCC, 0 wherein λ=2,3；NOCC, k indicate λ layers of orthogonal mask；Preceding 4 ropes in 8 indexes
Draw indicated nOCC, 0=[+1+1] or [+1-1], remaining 4 indexes indicated nOCC, 0=[+1-1] or [+1+
1].The relationship of orthogonal mask between each layer of the indicated uplink demodulation reference signal of (mode 3) increased 8 indexes is full
Foot: wherein the orthogonal mask interlayer relation of 4 index instructions meets: nOCC, λ=nOCC, and 0；λ=0,1,2,3；Remaining 4 ropes
The orthogonal mask interlayer relation for drawing instruction meets: nOCC, λ=nOCC, 0 λ=0, and 1；NOCC, λ=nOCC, 0 λ=2,3.
NOCC, λ indicate λ layers of orthogonal mask；NOCC, 0=[+1+1] or [+1-indicated by preceding 4 indexes in 8 indexes
1], the indicated nOCC of remaining 4 indexes, 0=[+1-1] or [+1+1].
(2) base station passes through cyclic shift/orthogonal mask region in the relevant descending control information format of uplink or extension 1
Cyclic shift/orthogonal mask and cyclic shift the jump pattern letter of bit rear line joint instructions uplink demodulation reference signal
Breath, illustrates separately below.
Combined by cyclic shift/orthogonal mask region in the relevant descending control information format of uplink to user base station
Cyclic shift/the orthogonal mask and cyclic shift for indicating uplink demodulation reference signal jump drawing information.Wherein it is possible to for following
Index in ring displacement/orthogonal mask region is divided, and can be divided equally or not divide equally, for example, can by cyclic shift/
Index in orthogonal mask region is divided into two parts, and two parts after dividing indicate respectively the jump that user terminal uses
Become pattern.For example, wherein 4 indexes in cyclic shift/orthogonal mask region are used to indicate user and are jumped using cyclic shift
Pattern 1, remaining 4 indexes are used to indicate user and jump pattern 2 using cyclically shifted sequences.
Base station passes through to 1 ratio of the cyclic shift in the relevant descending control information format of uplink/orthogonal mask region extension
Cyclic shift/the orthogonal mask and cyclic shift of special rear line joint instructions uplink demodulation reference signal jump drawing information.
Part of index in the index of 12 kinds or 16 kinds of cyclic shift/orthogonal mask region is used to indicate user and uses cyclic shift
Pattern 1 is jumped, residue index is used to indicate user and jumps pattern 2 using cyclic shift, wherein the cyclic shift of above-mentioned meaning/
4, cyclic shift/orthogonal mask region index is used also after 12 kinds of orthogonal mask region or 16 kinds indexes and 1 bit of extension
It is to use 8 indexes related, when using 4 indexes, in addition corresponding at this time is 12 kinds 8 kinds used by the related technology；
And when using newly-increased whole indexes (8), in addition corresponding at this time is exactly 16 kinds 8 kinds used by the related technology.No
The different method that can also be indexed using above-mentioned division when jumping patterns of same index instruction, the index after same division are divided
Corresponding jump pattern is not indicated, for example, a portion is used to indicate cyclic shift jump pattern 1 when being divided into two parts,
And remainder is used to indicate cyclic shift jump pattern 2.It is of course also possible to by 12 kinds of cyclic shift/orthogonal mask region
Or 16 kinds of indexes are divided into four parts, wherein first part index be used to indicate user using cyclic shift jump pattern 1, second
Partial index is used to indicate user and jumps pattern 2 using cyclic shift, and Part III index is used to indicate user and is moved using circulation
Position jump pattern 3, Part IV index user and indicate that user jumps pattern 4 using cyclic shift.
It should be noted that above-mentioned cyclic shift jump pattern 1, cyclic shift jump pattern 2, cyclic shift jump pattern
3 and cyclic shift jump pattern 4 user can be configured by high-rise by base station.
(3) base station passes through cyclic shift/orthogonal mask region in the relevant descending control information format of uplink or extension 1
Cyclic shift/orthogonal mask, basic sequence and the cyclic shift of bit rear line joint instructions uplink demodulation reference signal are jumped
Become pattern configuration information.It is illustrated separately below.
Combined by cyclic shift/orthogonal mask region in the relevant descending control information format of uplink to user base station
Indicate that cyclic shift/orthogonal mask, basic sequence and the cyclic shift of uplink demodulation reference signal jump pattern configuration information,
In, it can be divided, can be divided equally or not divide equally, for example, can for the index in cyclic shift/orthogonal mask region
The index in cyclic shift/orthogonal mask region is divided into two parts, two parts after dividing indicate respectively use
The jump pattern that family terminal uses.For example, wherein 4 indexes in cyclic shift/orthogonal mask region are used to indicate user and make
Pattern configuration information 1 is jumped with basic sequence and cyclic shift, remaining 4 indexes are used to indicate user using basic sequence and follow
Ring displacement jump pattern configuration information 2.
Base station passes through to 1 ratio of the cyclic shift in the relevant descending control information format of uplink/orthogonal mask region extension
Cyclic shift/orthogonal mask, basic sequence and the cyclic shift jump of special rear line joint instructions uplink demodulation reference signal
Pattern configuration information.Equally, using above-mentioned identical division methods, whole indexes after 1 bit of extension can be divided into
Part of index in the index of 12 kinds or 16 kinds of two parts, i.e. cyclic shift/orthogonal mask region is used to indicate user
Pattern configuration information 1 is jumped using basic sequence and cyclic shift, residue index is used to indicate user using basic sequence and follows
Ring displacement jump pattern configuration information 2.12 kinds or 16 kinds of cyclic shift/orthogonal mask region index can also be divided into four
Part, wherein first part index be used to indicate user using basic sequence and cyclic shift jump pattern configuration information 1, second
Partial index is used to indicate user using basic sequence and cyclic shift jump pattern configuration information 2, and Part III is used to indicate
User jumps pattern configuration information 3 using basic sequence and cyclic shift, Part IV be used to indicate user using basic sequence with
And cyclic shift jumps pattern configuration information 4.
Equally, above-mentioned basic sequence and cyclic shift jump pattern configuration information 1, basic sequence and cyclic shift jump figure
Sample configuration information 2, basic sequence and cyclic shift jump pattern configuration information 3 and basic sequence and cyclic shift jump pattern are matched
Confidence breath 4 can also configure user by high level by base station.
The signal deployment and notice of uplink demodulation reference signal provided by preferred embodiment are believed through the foregoing embodiment
Method, not only solving cannot have been expired based on the proprietary uplink demodulation reference signal configuration of semi-static cell in the prior art
Foot requires and uplink demodulation reference signal configures the also inflexible problem of the configuration to jump pattern, can also further increase
In addition the available CS quantity of row DMRS and realizing the basic sequence of uplink DMRS and/or the flexible configuration of CS jump pattern and logical
Know, is conducive to improve system performance.
Below with reference to CS/OCC index and the cyclic shift to user terminal instruction uplink demodulation reference signal and orthogonal cover
Mapping table between code information is illustrated the embodiment of the present invention and preferred embodiment.It should be noted that following each table
Relevant information indicated by the index of middle overstriking and inclined behavior extension.
Embodiment 1
CS capacity extension (mode 1):
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send the cyclic shift and orthogonal mask information of uplink demodulation reference signal, and user receives above-mentioned CS/OCC
Index indicated cyclic shift and orthogonal mask information send uplink demodulation reference signal according to above- mentioned information.
The relevant descending control signaling format of above-mentioned uplink refers to DCI format 0 or DCI format 4, wherein CS/
OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 2 be CS/OCC index indicated by 4 bits,
With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 2.CS/OCC index indicated by 4 bit signallings according to following table to
User indicates that it is used for the cyclic shift of uplink demodulation reference signal and orthogonal mask information.
Table 2
Embodiment 2
CS capacity extension (mode 2):
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send the cyclic shift and orthogonal mask information of uplink demodulation reference signal, and user receives CS/OCC index
Indicated cyclic shift and orthogonal mask information, information sends uplink demodulation reference signal as indicated.
The relevant descending control signaling format of uplink refers to DCI format 0 or DCI format 4, wherein CS/OCC rope
Draw region with 4 bit signallings (increasing 1 bit) to indicate.Table 3 be CS/OCC index indicated by 4 bits,With [w(λ)
(0) w(λ)(1)] mapping table between, as shown in table 3, CS/OCC index indicated by 4 bit signallings refer to according to following table to user
Show that it is used for the cyclic shift of uplink demodulation reference signal and orthogonal mask information.
Table 3
Embodiment 3
CS capacity extension (mode 3):
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send the cyclic shift and orthogonal mask information of uplink demodulation reference signal, and user receives CS/OCC index
Indicated cyclic shift and orthogonal mask information, information sends uplink demodulation reference signal as indicated.
The relevant descending control signaling format of uplink refers to DCI format 0 or DCI format 4, wherein CS/OCC rope
Draw region with 4 bit signallings (increasing 1 bit) to indicate.Table 4 be CS/OCC index indicated by 4 bits,With [w(λ)
(0) w(λ)(1)] mapping table between, as shown in table 4, CS/OCC index indicated by 4 bit signallings refer to according to following table to user
Show that it is used for the cyclic shift of uplink demodulation reference signal and orthogonal mask information.
Table 4
Embodiment 4
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send the cyclic shift and orthogonal mask information of uplink demodulation reference signal, and user receives CS/OCC index
Indicated cyclic shift and orthogonal mask information, information sends uplink demodulation reference signal as indicated.Under uplink is relevant
Row control signaling format refers to DCI format 0 or DCI format 4, wherein CS/OCC index region (is increased with 4 bit signallings
Add 1 bit) it indicates.Table 5 be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] reflecting between
Firing table, as shown in table 5, CS/OCC index indicated by 4 bit signallings indicate to the user that it is used for uplink demodulation and joins according to following table
Examine the cyclic shift and orthogonal mask information of signal.
Table 5
Embodiment 5
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send the cyclic shift and orthogonal mask information of uplink demodulation reference signal, and user receives CS/OCC index
Indicated cyclic shift and orthogonal mask information, information sends uplink demodulation reference signal as indicated.Under uplink is relevant
Row control signaling format refers to DCI format 0 or DCI format 4, wherein CS/OCC index region (is increased with 4 bit signallings
Add 1 bit) it indicates.Table 6 be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] reflecting between
Firing table, as shown in table 6, CS/OCC index indicated by 4 bit signallings indicate to the user that it is used for uplink demodulation and joins according to following table
Examine the cyclic shift and orthogonal mask information of signal.
Table 6
Embodiment 6
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send the cyclic shift and orthogonal mask information of uplink demodulation reference signal, and user receives CS/OCC index
Indicated cyclic shift and orthogonal mask information, information sends uplink demodulation reference signal as indicated.Under uplink is relevant
Row control signaling format refers to DCI format 0 or DCI format 4, wherein CS/OCC index region (is increased with 4 bit signallings
Add 1 bit) it indicates.Table 7 be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] reflecting between
Firing table, as shown in table 7, CS/OCC index indicated by 4 bit signallings indicate to the user that it is used for uplink demodulation and joins according to following table
Examine the cyclic shift and orthogonal mask information of signal.
Table 7
Embodiment 7
Inter-cell user is orthogonal by OCC:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information and cyclic shift the jump pattern letter of uplink demodulation reference signal
Breath, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask and cyclic shift jump drawing information, according to
Indicate that information sends uplink demodulation reference signal.The relevant descending control signaling format of uplink refers to DCI format 0 or DCI
Format4, wherein CS/OCC index region is indicated with 3 bit signallings.Table 8 be CS/OCC index indicated by 3 bits,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 8, CS/OCC index indicated by 3 bit signallings according to
Following table indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal mask information and cyclic shift jump figure
Sample information.
Table 8
Wherein " pattern 1 " and " pattern 2 " respectively represents two kinds of similar and different CS jump patterns.Both CS jump figure
Sample is allocated to UE by high level by eNB.
Embodiment 8
Minizone is orthogonal by OCC:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information and cyclic shift the jump pattern letter of uplink demodulation reference signal
Breath, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask and cyclic shift jump drawing information, according to
Information sends uplink demodulation reference signal.The relevant descending control signaling format of uplink refers to DCI format 0 or DCI format
4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 9 is CS/OCC indicated by 4 bits
Index,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 9, CS/OCC index indicated by 4 bit signallings
Indicate to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal mask information and cyclic shift and jumps according to following table
Become drawing information.
Table 9
Wherein, " pattern 1 " and " pattern 2 " respectively represents two kinds of similar and different CS jump patterns, both CS jump
Pattern is allocated to UE by high level by eNB.
Embodiment 9
Minizone is orthogonal by OCC:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information and cyclic shift the jump pattern letter of uplink demodulation reference signal
Breath, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask and cyclic shift jump drawing information, according to
Information sends uplink demodulation reference signal.The relevant descending control signaling format of uplink refers to DCI format 0 or DCI format
4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 10 is CS/OCC indicated by 4 bits
Index,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 10, CS/OCC rope indicated by 4 bit signallings
Draw and indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal mask information and cyclic shift according to following table
Jump drawing information.
Table 10
Wherein, " pattern 1 " and " pattern 2 " respectively represents two kinds of similar and different CS jump patterns, both CS jump
Pattern is allocated to UE by high level by eNB.
Embodiment 10
Minizone is orthogonal by OCC:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information and cyclic shift the jump pattern letter of uplink demodulation reference signal
Breath, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask and cyclic shift jump drawing information, according to
Indicate that information sends uplink demodulation reference signal.The relevant descending control signaling format of uplink refers to DCI format 0 or DCI
Format 4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 11 is indicated by 4 bits
CS/OCC index,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 11, indicated by 4 bit signallings
CS/OCC index according to following table indicate to the user that its be used for the cyclic shift of uplink demodulation reference signal, orthogonal mask information and
Cyclic shift jumps drawing information.
Table 11
Wherein, " pattern 1 " and " pattern 2 " respectively represents two kinds of similar and different CS jump patterns, both CS jump
Pattern is allocated to UE by high level by eNB.
Embodiment 11
Minizone is orthogonal by OCC:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information and cyclic shift the jump pattern letter of uplink demodulation reference signal
Breath, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask and cyclic shift jump drawing information, according to
Indicate that information sends uplink demodulation reference signal.The relevant descending control signaling format of uplink refers to DCI format 0 or DCI
Format 4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 12 is indicated by 4 bits
CS/OCC index,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 12, indicated by 4 bit signallings
CS/OCC index according to following table indicate to the user that its be used for the cyclic shift of uplink demodulation reference signal, orthogonal mask information and
Cyclic shift jumps drawing information.
Table 12
Wherein, " pattern 1 ", " pattern 2 ", " pattern 3 " and " pattern 4 " respectively represents two kinds of similar and different CS jump figures
Sample, these four CS jump pattern and are allocated to UE by high level by eNB.
Embodiment 12
Inter-cell user is orthogonal by CS:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information, basic sequence and the cyclic shift jump of uplink demodulation reference signal
Drawing information, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask, basic sequence and cyclic shift jump
Drawing information, information sends uplink demodulation reference signal as indicated.The relevant descending control signaling format of uplink refers to DCI
Format 0 or DCI format 4, wherein CS/OCC index region is indicated with 3 bit signallings.Table 13 is indicated by 3 bits
CS/OCC index,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 13, indicated by 3 bit signallings
CS/OCC index indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal mask information, base according to following table
Sequence and cyclic shift jump drawing information.
Table 13
Wherein, " configuration 1 " and " configuration 2 " configures basic sequence and CS jump pattern joint, specifically:
Table 14
Wherein, basic sequence 1 and basic sequence 2 can be identical or different, and CS jumps pattern 1 and CS jump pattern 2 can be identical
Or it is different, configuration 1 and configuration 2 are allocated to UE by high level by eNB.
Embodiment 13
Inter-cell user is orthogonal by CS:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information, basic sequence and the cyclic shift jump of uplink demodulation reference signal
Drawing information, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask, basic sequence and cyclic shift jump
Drawing information, information sends uplink demodulation reference signal as indicated.The relevant descending control signaling format of uplink refers to DCI
Format 0 or DCI format 4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 15
Be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in Table 15,4 bits
CS/OCC index indicated by signaling indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal according to following table
Mask information, basic sequence and cyclic shift jump drawing information.
Table 15
Wherein, " configuration 1 " and " configuration 2 " configures basic sequence and CS jump pattern joint, specifically:
Table 16
Wherein, basic sequence 1 and basic sequence 2 can be identical or different, and CS jumps pattern 1 and CS jump pattern 2 can be identical
Or it is different, configuration 1 and configuration 2 are allocated to UE by high level by eNB.
Embodiment 14
Inter-cell user is orthogonal by CS:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information, basic sequence and the cyclic shift jump of uplink demodulation reference signal
Drawing information, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask, basic sequence and cyclic shift jump
Drawing information, information sends uplink demodulation reference signal as indicated.The relevant descending control signaling format of uplink refers to DCI
Format 0 or DCI format 4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 17
Be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 17,4 bits
CS/OCC index indicated by signaling indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal according to following table
Mask information, basic sequence and cyclic shift jump drawing information.
Table 17
Wherein, " configuration 1 " and " configuration 2 " configures basic sequence and CS jump pattern joint, specifically:
Table 18
Wherein, basic sequence 1 and basic sequence 2 can be identical or different, and CS jumps pattern 1 and CS jump pattern 2 can be identical
Or it is different, configuration 1 and configuration 2 are allocated to UE by high level by eNB.
Embodiment 15
Inter-cell user is orthogonal by CS:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information, basic sequence and the cyclic shift jump of uplink demodulation reference signal
Drawing information, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask, basic sequence and cyclic shift jump
Drawing information, information sends uplink demodulation reference signal as indicated.The relevant descending control signaling format of uplink refers to DCI
Format 0 or DCI format 4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 19
Be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 19,4 ratios
CS/OCC index indicated by special signaling indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, just according to following table
Mask information, basic sequence and cyclic shift is handed over to jump drawing information.
Table 19
Wherein, " configuration 1 " and " configuration 2 " configures basic sequence and CS jump pattern joint, specifically:
Table 20
Wherein, basic sequence 1 and basic sequence 2 can be identical or different, and CS jumps pattern 1 and CS jump pattern 2 can be identical
Or it is different, configuration 1 and configuration 2 are allocated to UE by high level by eNB.
Embodiment 16
Inter-cell user is orthogonal by CS:
Base station passes through the CS/OCC index region in the relevant descending control signaling format of uplink to user configuration and transmission
The user is used to send cyclic shift, orthogonal mask information, basic sequence and the cyclic shift jump of uplink demodulation reference signal
Drawing information, user receive the indicated cyclic shift of CS/OCC index, orthogonal mask, basic sequence and cyclic shift jump
Drawing information, information sends uplink demodulation reference signal as indicated.The relevant descending control signaling format of uplink refers to DCI
Format 0 or DCI format 4, wherein CS/OCC index region is indicated with 4 bit signallings (increasing 1 bit).Table 21
Be CS/OCC index indicated by 4 bits,With [w(λ)(0) w(λ)(1)] mapping table between, as shown in table 21,4 bits
CS/OCC index indicated by signaling indicates to the user that it is used for the cyclic shift of uplink demodulation reference signal, orthogonal according to following table
Mask information, basic sequence and cyclic shift jump drawing information.
Table 21
Wherein, " configuration 1 " and " configuration 2 " configures basic sequence and CS jump pattern joint, specifically:
Table 22
| Ji Xulie &CS jumps pattern | Basic sequence | CS jumps pattern |
| Configuration 1 | Basic sequence 1 | CS jumps pattern 1 |
| Configuration 2 | Basic sequence 2 | CS jumps pattern 2 |
| Configuration 3 | Basic sequence 3 | CS jumps pattern 3 |
| Configuration 4 | Basic sequence 4 | CS jumps pattern 4 |
Wherein, basic sequence 1, basic sequence 2, basic sequence 3 and basic sequence 4 can be identical or different, and CS jumps pattern 1, CS is jumped
Becoming pattern 2, CS jump pattern 3 and CS jump pattern 4 can be identical or different, and configuration 1, configuration 2, configuration 3 and configuration 4 are by eNB
UE is allocated to by high level.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (19)
1. a kind of uplink demodulation reference signal processing method characterized by comprising
The uplink respective impact control information that base station opposite direction user terminal is sent is configured: being controlled in the uplink respective impact
Cyclic shift/orthogonal mask region after 1 bit of cyclic shift/orthogonal mask region in the information format of information or extension to
The user terminal indicates at least one following information: the cyclic shift of uplink demodulation reference signal and its corresponding orthogonal covering
Code；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or for determining the cyclically shifted sequences jump pattern
Parameter；The basic sequence of uplink demodulation reference signal or parameter for determining the basic sequence；
The uplink respective impact control information of configuration is sent to the user terminal by the base station.
2. the method according to claim 1, wherein in the information format of uplink respective impact control information
In 1 bit of extension after cyclic shift/orthogonal mask region being followed to user terminal instruction uplink demodulation reference signal
Ring displacement and its corresponding orthogonal mask include being increased cyclic shift/orthogonal mask region after 1 bit of the extension
Cyclic shift/orthogonal mask index part or all be used for user terminal instruction uplink demodulation reference signal
Cyclic shift and its corresponding orthogonal mask.
3. according to the method described in claim 2, it is characterized in that, the cyclic shift/orthogonal mask area extended after 1 bit
Domain increased cyclic shift/orthogonal mask index a part be during increased cyclic shift/orthogonal mask indexes one
Half indexes.
4. method according to any one of claim 1-3, which is characterized in that it is described extension 1 bit after cyclic shift/
Orthogonal mask region increased cyclic shift/orthogonal mask index each layer of uplink demodulation reference signal of indicated user terminal
Between cyclic shift value between relationship meet:
NDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12,
Wherein λ=0,1,2,3；NDMRS, λ (2) indicate λ layers of cyclic shift；Δ λ expression cyclic shift interval, λ=0,1,
2,3 layers of cyclic shift interval is respectively Δ λ=0,6,3,9；The increased cyclic shift/orthogonal mask index first layer
NDMRS, 0 (2) respectively correspond 7,5,1,11 cyclic shift value.
5. method according to any one of claim 1-3, which is characterized in that it is described extension 1 bit after cyclic shift/
Orthogonal mask region increased cyclic shift/orthogonal mask index each layer of uplink demodulation reference signal of indicated user terminal
Between orthogonal mask relationship meet include at least one of:
Remainder layer and 0th layer of orthogonal mask of the uplink demodulation reference signal in addition to the 0th layer are all identical；
Part layer and 0th layer of orthogonal mask of the uplink demodulation reference signal in the remainder layer in addition to the 0th layer are all identical, rest layers
It is different from the 0th layer of orthogonal mask；Wherein, the orthogonal mask is [1 1] or [1-1].
6. according to the method described in claim 5, it is characterized in that, uplink demodulation reference signal is in the remainder layer in addition to the 0th layer
Part layer and the 0th layer of orthogonal mask it is all identical, rest layers and the 0th layer of orthogonal mask difference include: uplink demodulation reference
The orthogonal mask of first half in all layers of signal is identical, and the orthogonal mask of the latter half in all layers is different.
7. the method according to claim 1, wherein in the information format of uplink respective impact control information
In 1 bit of cyclic shift/orthogonal mask region or the extension after cyclic shift/orthogonal mask region it is whole to the user
End instruction uplink demodulation reference signal cyclic shift/orthogonal mask and cyclically shifted sequences jump pattern or for determine described in
The parameter that cyclically shifted sequences jump pattern includes: to after 1 bit of the cyclic shift/orthogonal mask region or the extension
Whole indexes in cyclic shift/orthogonal mask region are divided, wherein the index after dividing is for indicating respectively correspondence
Cyclic shift/orthogonal mask and cyclic shift jump pattern or the ginseng for determining cyclically shifted sequences jump pattern
Number.
8. the method according to claim 1, wherein in the information format of uplink respective impact control information
In 1 bit of cyclic shift/orthogonal mask region or the extension after cyclic shift/orthogonal mask region it is whole to the user
Cyclic shift/the orthogonal mask and basic sequence of end instruction uplink demodulation reference signal or the parameter packet for determining the basic sequence
It includes: to complete in cyclic shift/orthogonal mask region after 1 bit of the cyclic shift/orthogonal mask region or the extension
Portion's index is divided, wherein the index after dividing is for indicating respectively corresponding cyclic shift/orthogonal mask and basic sequence
Or the parameter for determining the basic sequence.
9. the method according to claim 1, wherein in the information format of uplink respective impact control information
In 1 bit of cyclic shift/orthogonal mask region or the extension after cyclic shift/orthogonal mask region it is whole to the user
Cyclic shift/orthogonal mask, the cyclic shift of end instruction uplink demodulation reference signal jump pattern or for determining the circulation
The parameter and basic sequence or the parameter for determining the basic sequence of shift sequence jump pattern include: to the cyclic shift/
Whole indexes in cyclic shift/orthogonal mask region after 1 bit of orthogonal mask region or the extension are divided,
In, the index after dividing is for indicating respectively corresponding cyclic shift/orthogonal mask, cyclic shift jump pattern or for true
The parameter and basic sequence of the fixed cyclically shifted sequences jump pattern or the parameter for determining the basic sequence.
10. the method according to any one of claim 7-9, which is characterized in that the cyclic shift/orthogonal mask area
It includes: by the whole that whole indexes in cyclic shift/orthogonal mask region after 1 bit of domain or the extension, which divide,
Index is divided into two parts or four parts.
11. according to claim 1-3, method described in any one of 7-9, which is characterized in that further include that the base station receives
The user terminal controls the uplink demodulation reference signal that information is sent according to the uplink respective impact of configuration.
12. a kind of uplink demodulation reference signal processing unit, which is characterized in that be located in base station, comprising:
Configuration module, the uplink respective impact control information sent for opposite user terminal are configured: in the uplink phase
Close Downlink Control Information information format in cyclic shift/orthogonal mask region or extension 1 bit after cyclic shift/it is orthogonal
Mask region indicates at least one following information to the user terminal: the cyclic shift of uplink demodulation reference signal and its institute are right
The orthogonal mask answered；The cyclically shifted sequences of uplink demodulation reference signal jump pattern or for determining the cyclically shifted sequences
Jump the parameter of pattern；The basic sequence of uplink demodulation reference signal or parameter for determining the basic sequence；
Sending module, for the uplink respective impact control information of configuration to be sent to the user terminal.
13. device according to claim 12, which is characterized in that the configuration module includes the first configuration module, is used for
Cyclic shift/orthogonal mask area after 1 bit of extension in information format configured in uplink respective impact control information
Domain indicates the cyclic shift of uplink demodulation reference signal to the user terminal and its corresponding orthogonal mask includes, will be described
Cyclic shift/orthogonal mask region after extending 1 bit increased cyclic shift/orthogonal mask index part or all
For the cyclic shift and its corresponding orthogonal mask to user terminal instruction uplink demodulation reference signal.
14. device according to claim 13, which is characterized in that first configuration module, for configuring the extension 1
Cyclic shift/orthogonal mask region after bit increased cyclic shift/orthogonal mask index the upper of indicated user terminal
Relationship between cyclic shift value between each layer of row demodulated reference signal meets:
NDMRS, λ (2)=(nDMRS, 0 (2)+Δ λ) mod 12,
Wherein λ=0,1,2,3；NDMRS, λ (2) indicate λ layers of cyclic shift；Δ λ expression cyclic shift interval, λ=0,1,
2,3 layers of cyclic shift interval is respectively Δ λ=0,6,3,9；The increased cyclic shift/orthogonal mask index first layer
NDMRS, 0 (2) respectively correspond 7,5,1,11 cyclic shift value.
15. device described in 3 or 14 according to claim 1, which is characterized in that first configuration module is also used to configure institute
Cyclic shift/increased the cyclic shift of orthogonal mask region institute/orthogonal mask after stating 1 bit of extension indexes indicated user's end
It includes at least one of that the relationship of orthogonal mask between each layer of the uplink demodulation reference signal at end, which meets:
Remainder layer and 0th layer of orthogonal mask of the uplink demodulation reference signal in addition to the 0th layer are all identical；
Part layer and 0th layer of orthogonal mask of the uplink demodulation reference signal in the remainder layer in addition to the 0th layer are all identical, rest layers
It is different from the 0th layer of orthogonal mask；Wherein, the orthogonal mask is [1 1] or [1-1].
16. device according to claim 12, which is characterized in that the configuration module includes the second configuration module, is used for
Configure cyclic shift/orthogonal mask region in the information format that the uplink respective impact controls information or the extension 1
Cyclic shift from cyclic shift/orthogonal mask region after bit to user terminal instruction uplink demodulation reference signal/just
Hand over mask and cyclically shifted sequences jump pattern or for determining that the parameter of the cyclically shifted sequences jump pattern includes: to institute
State cyclic shift/orthogonal mask region or it is described extension 1 bit after cyclic shift/orthogonal mask region in whole index into
Row divides, wherein the index after dividing is for indicating respectively that corresponding cyclic shift/orthogonal mask and cyclically shifted sequences are jumped
Become pattern or the parameter for determining the cyclically shifted sequences jump pattern.
17. device according to claim 12, which is characterized in that the configuration module includes third configuration module, is used for
Configure cyclic shift/orthogonal mask region in the information format that the uplink respective impact controls information or the extension 1
Cyclic shift from cyclic shift/orthogonal mask region after bit to user terminal instruction uplink demodulation reference signal/just
It hands over mask and basic sequence or the parameter for determining the basic sequence includes: to the cyclic shift/orthogonal mask region or institute
Whole indexes in cyclic shift/orthogonal mask region after stating 1 bit of extension are divided, wherein the index after dividing
Parameter for indicating respectively corresponding cyclic shift/orthogonal mask and basic sequence or for determining the basic sequence.
18. device according to claim 12, which is characterized in that the configuration module includes the 4th configuration module, is used for
Configure cyclic shift/orthogonal mask region in the information format that the uplink respective impact controls information or the extension 1
Cyclic shift from cyclic shift/orthogonal mask region after bit to user terminal instruction uplink demodulation reference signal/just
It hands over mask, cyclic shift jump pattern or parameter and basic sequence for determining cyclically shifted sequences jump pattern or is used for
The parameter for determining the basic sequence includes: to move to the circulation after 1 bit of the cyclic shift/orthogonal mask region or the extension
Whole indexes in position/orthogonal mask region are divided, wherein the index after dividing is for indicating respectively corresponding circulation
Displacement/orthogonal mask, cyclic shift jump pattern or parameter and motif for determining the cyclically shifted sequences jump pattern
Column or the parameter for determining the basic sequence.
19. device described in any one of 2-14,16-18 according to claim 1, which is characterized in that further include receiving module, use
The uplink demodulation reference that information is sent is controlled according to the uplink respective impact of configuration in receiving the user terminal
Signal.
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| CN105634707B (en) * | 2015-12-31 | 2019-04-23 | 深圳市金立通信设备有限公司 | A kind of method, base station and the terminal of information transmission |
| KR102221431B1 (en) * | 2016-01-20 | 2021-03-02 | 닛본 덴끼 가부시끼가이샤 | Methods and apparatuses for transmitting a reference signal |
| CN107241809A (en) * | 2016-03-28 | 2017-10-10 | 北京信威通信技术股份有限公司 | Demodulation reference signal processing and device |
| CN107294683B (en) * | 2016-04-01 | 2021-09-03 | 中兴通讯股份有限公司 | Method and device for sending uplink demodulation reference signal (DMRS) |
| EP3454514B1 (en) | 2016-05-11 | 2020-07-15 | Huawei Technologies Co., Ltd. | Signal transmission method, sending end and receiving end |
| CN109952795B (en) * | 2016-08-02 | 2021-10-22 | 鸿颖创新有限公司 | Method for signaling RAN profile index and radio communication device thereof |
| CN110431903B (en) * | 2017-01-20 | 2023-05-12 | 株式会社Ntt都科摩 | Terminal, wireless communication method and system |
| US11184883B2 (en) * | 2017-06-29 | 2021-11-23 | Qualcomm Incorporated | Physical uplink control channel (PUCCH) sequence configuration |
| CN109600207B (en) * | 2017-09-30 | 2020-10-20 | 维沃移动通信有限公司 | Transmission method and related equipment for uplink control channel configuration |
| CN110830212B (en) | 2018-08-10 | 2021-08-20 | 华为技术有限公司 | Reference signal sending and receiving method and device |
| CN111147205B (en) * | 2018-11-02 | 2021-09-07 | 华为技术有限公司 | Communication method and device |
| CN111614448B (en) * | 2019-04-26 | 2022-11-18 | 维沃移动通信有限公司 | Demodulation reference signal transmission method, terminal equipment and network side equipment |
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