CN110535613A - Signal processing method, device, equipment and storage medium - Google Patents
Signal processing method, device, equipment and storage medium Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2614—Peak power aspects
- H04L27/2621—Reduction thereof using phase offsets between subcarriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/0008—Wavelet-division
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Abstract
The application proposes signal processing method, device, equipment and storage medium, this method comprises: determining the transformation parameter set of sequence in the staggeredly Physical Resource Block PRB of interlace structure of Physical Uplink Control Channel PUCCH；The transformation parameter set includes at least one of following: the set for the basic sequence that the PRB in cyclic shift value set, phase rotation angle set or interlace is used；The interlace structure includes the PRB of the first quantity；The corresponding subcarrier sequence of each PRB is generated according to the transformation parameter set, obtains the signal for meeting interlace structure.
Description
Technical field
This application involves cordless communication networks, and in particular to a kind of signal processing method, device, equipment and storage medium.
Background technique
With the development of communication technology, demand of the people to communication quality and efficiency etc. is higher and higher.Wireless communication technique
In, by unauthorized photocarrier method authorization carrier communication, available bandwidth can be increased, improve the availability of frequency spectrum and data transmission speed
Rate.
According to etsi standard, unlicensed spectrum of newly eating dishes without rice or wine accesses (New Radio-based Access to
Unlicensed spectrum, NR-U) communication to meet busy channel bandwidth (occupied channel bandwidth,
) and the requirement of power spectral density (power spectrum density, PSD) OCB.For in NR authorization carrier wave
Release15 version, when Physical Uplink Control Channel (Physical Uplink Control Channel, PUCCH) format
Format 0,1 is that information is carried using sequence, and sequence occupies the fast (Physical of 1 physical resource on frequency domain
Resource Block, PRB), when PUCCH format 0 or 1 is transmitted in NR-U, if sub-carrier is without improving
Or enhancing, signal will not be able to satisfy OCB and PSD requirement.In order to meet OCB and PSD, the sequence length of PUCCH needs to increase, i.e.,
The sequence that length is 120 is extended for by the sequence that the original length is 12.If directly by sequence repeat its transmission, cube degree
It is very high to measure (cubic metric, CM) or peak-to-average force ratio (peak to average power ratio, PAPR) value, it can significantly
Reduce the covering power of PUCCH.The application seeks to find CM value/lower sequence of PAPR.On the other hand, also to guarantee to enhance
The minimum interference to reduce between user the user between especially cell of cross-correlation between sequence.
Summary of the invention
The application, which provides, is used for signal processing method, device, equipment and storage medium, when PUCCH format0 or 1 exists
When transmitting in NR-U, sub-carrier is enhanced, so that signal can satisfy OCB and PSD requirement.
The embodiment of the present application provides a kind of signal processing method, comprising:
Determine the change of sequence in the staggeredly Physical Resource Block PRB of interlace structure of Physical Uplink Control Channel PUCCH
Change parameter sets；The transformation parameter set includes at least one of following: cyclic shift value set, phase rotation angle set or
The basic sequence set that PRB in person interlace is used；The interlace structure includes the PRB of the first quantity；
The corresponding subcarrier sequence of each PRB is generated according to the transformation parameter set, obtains interlace structure
Signal.
The embodiment of the present application provides a kind of signal processing apparatus, comprising:
Transformation parameter set determining module, for determining the staggeredly interlace structure of Physical Uplink Control Channel PUCCH
Physical Resource Block PRB in sequence transformation parameter set；The transformation parameter set includes at least one of following: cyclic shift
The basic sequence set that PRB is used in value set, phase rotation angle set or interlace；The interlace structure includes
The PRB of first quantity；
Subcarrier sequence generating module, for generating the corresponding sub- load of each PRB according to the transformation parameter set
Wave train obtains the signal of interlace structure.
The embodiment of the present application provides a kind of communication equipment, including memory, processor and storage are on a memory and can be
The computer program run on processor, the processor realize the signal as described in the embodiment of the present application when executing described program
Processing method.
The embodiment of the present application provides a kind of storage medium, and the storage medium is stored with computer program, the calculating
Machine program realizes the signal processing method in the embodiment of the present application when being executed by processor.
Detailed description of the invention
Fig. 1 is the schematic diagram for being a kind of interlace structure provided by the embodiments of the present application；
Fig. 2 is the flow chart for being a kind of signal processing method provided by the embodiments of the present application；
Fig. 3 is the structural block diagram for being a kind of signal processing apparatus provided by the embodiments of the present application；
Fig. 4 is the structural schematic diagram for being a kind of equipment provided by the embodiments of the present application.
Specific embodiment
For the purposes, technical schemes and advantages of the application are more clearly understood, below in conjunction with attached drawing to the application
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
In NR authorization carrier wave, the sequence of low PAPR carries out cyclic shift generation according to 1 basic sequence, is represented by as follows
Formula:0≤n < MZC, whereinIt is the length of sequence, α is that circulation is moved
Place value,For basic sequence.On the basis of single basic sequence, according to the different available multiple sequences of α and δ.
In release-15 version, basic sequenceIt is divided into several groups, u ∈ { 0,1 ..., 29 } is group #, v
It is the number of basic sequence in group, each group is comprising 1 length1/2≤m/2δ≤ 5 basic sequence (v
=0), each group of sequence also may include 2 length (v=0,1) and be6≤m/2δThe basic sequence of volume.
Basic sequenceIt is according to length MZCDetermining.Wherein, MZCValue can be 6,12,18 and 24,
The expression formula of basic sequence are as follows:Table 1 be length be 12 whenValue.
Table 1
Sequence group # u=(ffh+fss) mod30, the sequence number v in group is according to higher level parameters pucch-
GroupHopping is determined.If pucch-GroupHopping is ' neither', fgh=0, fss=nIDMod30, v=0,
Wherein if high level is configured with parameter hoppingId, nIDIt is exactly hoppingId, otherwiseIf pucch-
GroupHopping is ' enable',fss=
nIDMod30, v=0, wherein c (i) is for random sequence, and initial value isIf high level is configured with parameter
HoppingId, nIDIt is exactly hoppingId, otherwiseIf pucch-GroupHopping is ' disable',
fgh=0,Wherein, c (i) is pseudo-random sequence, is initiallyIf high level is configured with parameter hoppingId, nIDIt is exactly hoppingId,
Otherwise
If the frequency hopping in the time slot of higher level parameters intraSlotFrequencyHopping configuration does not enable, frequency hopping rope
Draw nhop=0；If the frequency hopping in the time slot of higher level parameters intraSlotFrequencyHopping configuration is enabled, jumped the 1st
nhop=0, it is jumped the 2nd, nhop=1.
Cyclic shift value α is the function of time-gap number, symbol number, expression formula are as follows:
In formula, l is the number of orthogonal frequency division multiplexed OFDM in PUCCH transmission, and l=0 is the 1st OFDM symbol of PUCCH transmission
Number；It is the time-gap number in radio frames；L' is the index of the OFDM symbol in the time slot where PUCCH transmission；m0For
0 and 1 of PUCCH format is configured by base station, and for PUCCH format 3, value is 0, for PUCCH format
4, it is tabled look-up acquisition according to the index that base station configures；mcsFor PUCCH format 0, obtained by tabling look-up, other situations are 0.
Function ncs(nc, l) expression formula be:Puppet with
The initial value of machine sequence is cinit=nIDIf high level is configured with parameter hoppingId, nIDIt is exactly hoppingId, otherwise
Pseudo-random sequence is that the Gold sequence for being 31 by 1 length generates.Length is MPNOutput sequence c (n), n=
0,1,…MPN- 1 may be expressed as:
Nc=1600, first m-sequence x1(n) it is initialized as x1(n)=0, n=0,1 ... 30, the 2nd m-sequence x2(n)
Initial value is
In NR authorization carrier wave, PUCCH format0 and 1 carries information using above-mentioned sequence.Wherein, formula described above
In n be integer, j be imaginary unit i.e.For PUCCH format 0,1,3 and 4, δ=0.
In NR-U, the staggeredly interlace structure based on PRB is supported for PUCCH.I.e. for system bandwidth
It is 30kHz for 20MHz, subcarrier spacing, having 5 interlace, each interlace includes 10 PRB.Fig. 1 is this Shen
Please embodiment provide a kind of interlace structure schematic diagram, as shown in Figure 1, each interlace include 10 PRB, and
Cross structure is presented in 10 PRB.
In one embodiment, Fig. 2 is a kind of flow chart of signal processing method provided by the embodiments of the present application.The present embodiment
The case where being handled suitable for sub-carrier.The present embodiment can be executed by transmitting terminal.Wherein, transmitting terminal can be tune
Spend node (for example, base station, access point etc.) or user terminal (User Equipment, UE).As shown in Fig. 2, the present embodiment mentions
The method of confession includes S110-S130.
S110 determines sequence in the staggeredly Physical Resource Block PRB of interlace structure of Physical Uplink Control Channel PUCCH
The transformation parameter set of column.
Wherein, transformation parameter set includes at least one of following: cyclic shift value set, phase rotation angle set or
The basic sequence set that PRB is used in interlace；Interlace structure includes the PRB of the first quantity.In the present embodiment, first
Quantity can be 10.
S120 generates the corresponding subcarrier sequence of each PRB according to transformation parameter set, obtains interlace knot
The signal of structure.
Wherein, the signal of interlace structure meets setting and adjusts.Impose a condition includes cubic metric CM value less than first
Setting value or equal peak ratio PAPR are less than the second setting value, and the correlation number between basic sequence is less than third setting value.
In one embodiment, each PRB uses 1 basic sequence set, and the basic sequence set that each PRB is used can be identical
Or it is different.When identical, according to the index of base station gNB configuration, selection is indexed to drawing from 0-29 basic sequence set of setting
Basic sequence set obtains base as the basic sequence set in each PRB of interlace structure, such as index u=3, look-up table 1
SequenceFor [- 3, -3, -1,3,3,3, -3,3, -3,1, -1, -3].When the basic sequence set difference in each PRB,
The basic sequence set of selection 10 from 0-29 basic sequence set of setting, extremely by this 10 basic sequence compound mapping
On each PRB of interlace structure.Wherein setting basic sequence set can be the basic sequence collection in release-15 version
It closes.
In one embodiment, the basic sequence combination of the second quantity is determined from setting basic sequence set, and to the second number
The basic sequence combination creation index of amount；Wherein, basic sequence combination include the first quantity basic sequence set, the second quantity be greater than or
Equal to setting basic sequence collective number.The corresponding basic sequence combination of index selection configured according to gNB, wherein basic sequence combination
It is expressed asIn formula, i is the index value of basic sequence combination, and q is to be determined by the first quantity, u0,u1…uq
For the index value of basic sequence set in release-15 version.Wherein, the second quantity can be 43.Table 2 is in the present embodiment
43 basic sequence combinations.
Table 2
Illustrate: the basic sequence set finally used is included in table 2, but the sequence of the row vector of table 2 is not necessarily complete
According to the current sequence of table 2.
As shown in table 2, basic sequence combination is obtained according to the index value of basic sequence combination first
The basic sequence set that each PRB is used is being obtained according to table 10≤n≤MZC-1.According to time-gap number
Cyclic shift value α is calculated with the OFDM symbol number where PUCCH, then obtains the subcarrier sequence that each PRB is used
Wherein, l=0 indicates that list symbol PUCCH is passed
Defeated, l=0,1 indicates 2 symbol PUCCH transmission.
Illustratively, it by taking u=0 as an example, tables look-up it is found that the basic sequence group finally used is combined intoWherein, each subbase sequence can table look-up 1 acquisition, such as son
Basic sequence0≤n≤11,(line index 29) tabled look-up in 1 obtains.
In the present embodiment, the basic sequence that each PRB in interlace is used is determined by the group # u of gNB configuration
, but the basic sequence that uses of each PRB in interlace be it is not identical according to table 2, they need according in table 2
u0,u1…uqFurther table look-up 1 determine.Table 2 and table 1 can also be synthesized into a table, the tableComposition 1
The sequence that length is 120.For example, the basic sequence that 10 PRB in u=0 in example, the final interlace are used is:
0≤n≤10MZC-1,MZC=12
Be [- 3 3-3 3-3-3 3-1-1 1 3-3], [- 11 3-3 1-1 1
-1 -1 -3 1 -1],[-3 -1 1 -3 1 3 3 3 -1 -3 3 3],[3 -1 -3 3 -3 -1 3 3 3 -3 -1 -
3],[-3 -3 3 -3 -1 3 3 3 -1 -3 1 -3],[-3 -3 3 -3 -1 3 3 3 -1 -3 1 -3],[-1 -1 -
1 -1 1 -3 -1 3 3 -1 -3 1],[-3 1 3 -1 -1 -3 -3 -1 -1 3 1 -3],[-3 -1 -1 1 3 1 1
- 1 1-1-3 1], [- 3-3-1 33 3-3 3-3 1-1-3] } and cyclic shift value that each PRB is used is phase
With, cyclic shift is calculated according further to the OFDM symbol number where time-gap number and PUCCH in theyIt calculates.
The sequence x (n) being finally mapped on 10 RB (i.e. 1 interlace) is
In one embodiment, the basic sequence that each PRB in interlace is used is identical, but each PRB makes
Cyclic shift may be different.Detailed process is: for PUCCH format 0 or 1, the basic sequence for being u by group #
It repeats to map on 10 PRB that 1 interlace includes, the group # u is configured by higher level parameters, in interlace
Each PRB uses 1 cyclic shift value, i.e. the basic sequence that each PRB is used in the interlace is the same, but each
The cyclic shift value that PRB is used may be different, and need to further determine that.Wherein each PRB uses 1 cyclic shift
cyclic shift.The cyclic shift of i.e. each RB is:
P=0,1,2 ..., 9
L is the number of orthogonal frequency division multiplexed OFDM in PUCCH transmission, and l=0 is the 1st OFDM symbol of PUCCH transmission；
It is the time-gap number in radio frames；L' is the index of the OFDM symbol in the time slot where PUCCH transmission；m0For PUCCH
Format 0and 1 is configured by base station, and for PUCCH format 3, and value is 0, for PUCCH format 4, according to
The index of base station configuration is tabled look-up acquisition；mcsFor PUCCH format 0, obtained by tabling look-up, other situations are 0；mpBe to
The value of solution, it determines according to table 3 or is tabled look-up 4 acquisitions according to group #.P is the number of the PRB in interlace.
In one embodiment, for all u sequences, using same cyclic shift value set, 10 in the set
Cyclic shift value can equal or wherein at least two it is equal.Illustratively, table 3 is one group of m being not mutually equalpValue, for
All u sequences all use this group of mpValue.Simulating, verifying, if using any a line in table 4 as all u sequences at 10
The set of the cyclic shift value used on PRB, in addition to the corresponding cyclic shift set of u=16 and u=25, i.e., 2,1,0,11,9,
8,7,5,4,
3 } and { 10,5,6,1,2,3,4,11,0,7 } cyclic shift value for being used on 10 PRB as all u sequences
When set, whole CM value is higher (in 2dB or more), and others all can serve as the circulation that all u sequences use on 10 PRB
Displaced sets.M i.e. in table 3pValue can be any a line in table 4, if CM value must be controlled in 2dB or less,
{ 2,1,0,11,9,8,7,5,4,3 } and { 10,5,6,1,2,3,4,11,0,7 } cannot function as the m of table 3p。
Table 3
| p | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| mp | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
In one embodiment, it is first determined set corresponding 10 m being not mutually equal of each basic sequence setp
Value, then according to the m being not mutually equalpValue calculates 10 cyclic shift values.Table 4 is 0-29 basic sequence of setting in the present embodiment
Gather corresponding 10 mpValue.
Table 4
Illustratively, firstly, determining the corresponding group # of sequence according to the index of the configuration of base station, it is assumed that the value of u is
0, then according to table 4, the cyclic shift value of 10 PRB is [0,1,2,3,5,9,4,6,7,8].Tabling look-up 1 can obtainAnd then basic sequence is calculatedMZC=12.What each PRB was used
Subcarrier sequence is:
P=0,1,2 ..., 9
The sequence being finally mapped on 10 PRB is:
P=0,1 ..., 9
Wherein, l=0 indicates list symbol PUCCH transmission, and l=0,1 indicates 2 symbol PUCCH transmission.
In one embodiment, if transformation parameter collection is combined into phase rotation angle set, according to transformation parameter collection symphysis
At the corresponding subcarrier sequence of each PRB, implement in the following way；According to phase rotation angle according to following formula to every
Sequence in a PRB carries out phase rotation respectively:0≤n < MZC, wherein α is circulation
Shift value, θpFor phase rotation angle,For basic sequence, p is the serial number of PRB in interlace structure.
In the present embodiment, each PRB carries out phase rotation to sequence using 1 phase angle, is equivalent to and is grouped to sequence
Spread spectrum.The basic sequence that each PRB is used is identical, cyclic shift is identical, and only the angle of the phase rotation of each PRB is needed into one
Step determines.Wherein phase angle can be all basic sequences and be gathered using identical phase angle, and can table look-up 5 obtains at this time, in table 5
KpIt can be the k in any a line in 6~table of table 160,k1,k2,...,k8,k9.Difference also can be used in each basic sequence
Phase angle set, any one table in 6~16 of tabling look-up at this time obtains.The phase rotation angle set refers to 10
The set of the phase angle composition of a PRB.
Wherein it is determined that the mode of the phase rotation angle set of sequence may is that determining candidate angle number in each PRB；It waits
Number of selecting the role is the positive integer greater than 1；For candidate angle number, determine that each basic sequence set of release-15 version is right respectively
10 phase rotation angles answered；Select the basic sequence in each PRB right respectively according to the index of gNB configuration and candidate angle number
The phase rotation angle answered.Illustratively, for all u sequences, using same group of phase rotation angle, table 5 is candidate angle number
When being 2, i.e. θp=kp* π, 10 kpValue.
Table 5
| p | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| kp | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 |
Illustratively, release-15 version when being 2,3,4,5,6,7,8,9,10 that table 6- table 14 is candidate angle number respectively
In corresponding 10 k of each basic sequencepValue.That is θp=kp*π、θp=kp*2π/3、θp=kp*π/2、θp=kp*2π/5、
θp=kp*π/3、θp=kp*2π/7、θp=kp*π/4、θp=kp* 2 π/9 and θp=kp* every in release-15 version when π/5
Corresponding 10 k of a basic sequencep's.
It should be noted that in order to save table or simplify processing, for each basic sequence set in 6~table of table 14
The phase rotation angle set used all can serve as the phase rotation angle set that all basic sequence set use.Particularly, we
It can choose the set that the most phase rotation angle set of frequency of occurrence in the table is used as all basic sequence set,
That is, the k if it is considered that the number at all possible candidate phases angle, in table 5pSet can be { 000001101
0 }, { 0120000021 }, { 0101300210 }, { 0012141442 }, { 0124
141543 }, { 0032001514 }, { 0100440625 }, { 023413085
1 }, { 0502650008 } and { 0221278416 }.
Table 6
Table 7
Table 8
Table 9
Table 10
Table 11
Table 12
Table 13
Table 14
In one embodiment, determine that the group # u of basic sequence, side look-up table 1 are obtained according to the index of base station configurationBasic sequence is calculated0≤n≤MZC- 1, wherein MZCValue be 12,.Then 10 phases are used
Parallactic angle carries out phase rotation to basic sequence, wherein phase angle can be according to 1 determination any in table 5- table 14.Sequence is integrally done
Phase rotation, each RB use 1 phase angle.The sequence used on each RB are as follows:
0≤n < MZC.The subcarrier sequence being finally mapped on 10 PRB are as follows:
P=0,1 ..., 9
Wherein, l=0 indicates list symbol PUCCH transmission, and l=0,1 indicates 2 symbol PUCCH transmission.
In one embodiment, corresponding according to the basic sequence and each PRB of cyclic shift value generation
Further include following steps after subcarrier sequence: determining the phase rotation angle of each subcarrier；Wherein, the son that each PRB pair is answered
The phase rotation angle of at least two subcarriers is different in carrier wave sequence；Each subcarrier is carried out according to determining phase rotation angle
Phase rotation.
It include 12 subcarriers in the present embodiment, in subcarrier sequence, the phase rotation angle of each subcarrier can not
Together or part is identical.Phase rotation angle such as every 6,4 every, every 3 or every 2 subcarriers is identical.With every 6 sons
For the phase rotation angle of carrier wave is identical, 1 interlace mono- shares 2*10=20 angle.Table 15 is to set each motif
Arrange corresponding 20 phase rotation angles.Through simulating, verifying, the corresponding phase vectors of u={ 25,29,20 } are used for all bases
When sequence, average CM value is higher, in 2dB or more, 2.3dB or less.The corresponding phase vectors of remaining basic sequence are used for all motifs
When column, average CM value is in 2dB or less.So if CM value be no more than a certain threshold value, it is any one in table 15 when such as 2.3dB
Row phase vectors all can serve as the phase vectors that all basic sequences use, otherwise, if the value of CM is no more than 2dB,
In addition to={ 25,29,20 }, the corresponding phase vectors of remaining basic sequence all can serve as the phase vectors of all basic sequences.Its
In { 01000100001111001000 } occur in table 15 most, can be used as all bases
The phase rotation angle set of arrangement set.
Table 15
In one embodiment, the group # u that basic sequence is determined according to the index of base station configuration, is looked into according to the u of group #
Table 1 is looked for obtainBasic sequence is calculated0≤n≤MZC- 1, wherein MZCValue be 12,.Then make
Phase rotation is carried out to basic sequence with 20 phase angles, wherein phase angle can be determined according to table 15.
Identical phase angle is used per continuous 6 subcarriers, then each PRB uses 2 phase angles.Make on each PRB
Sequence are as follows:
The subcarrier sequence being finally mapped on 10 RB are as follows:
Wherein, l=0 is indicated
Single symbol PUCCH transmission, l=0,1 indicates 2 symbol PUCCH transmission.
Table 16
It illustrates, the CM value that table occurs in the application is simply to illustrate that CM value corresponding to it, CM in practice
Being worth corresponding column can not occur.When tabling look-up, it is only necessary to determine group # u according to the parameter that gNB is configured, then root
It tables look-up according to u.
In one embodiment, the group # u that basic sequence is determined according to the index of base station configuration, is looked into according to the u of group #
Table 1 is looked for obtainBasic sequence is calculated0≤n≤MZC- 1, wherein MZCValue be 12,.Then make
Phase rotation is carried out to basic sequence with 30 phase angles, wherein phase angle can be determined according to table 16.
Identical phase angle is used per continuous 4 subcarriers, then each PRB uses 3 phase rotation angles.Each PRB
On the sequence that uses are as follows:
The subcarrier sequence being finally mapped on 10 RB are as follows:
P=0,1,2 ..., 9
Wherein, l=0 indicates list symbol PUCCH transmission, and l=0,1 indicates 2 symbol PUCCH transmission.
In one embodiment, the subcarrier sequence by gNB configuration carries out cyclic shift, generates the son that each PRB pair is answered
Carrier wave sequence.Such as: it to the UE sequence configured is S=[s that gNB, which is gNB to the sequence of configuration,0,s1,s2,s3,s4,s5,s6,s7,
s8,s9,s10,s11], cyclic shift is carried out to the sequence and obtains the subcarrier sequence that each PRB pair is answered.It can be by the member of the sequence
Element is considered as 1 circular buffer.
Fig. 3 is a kind of structural block diagram of signal processing apparatus provided by the embodiments of the present application.As shown in figure 3, the device packet
It includes: transformation parameter set determining module 310 and subcarrier sequence generating module 320.
Transformation parameter set determining module 310, for determining the staggeredly interlace of Physical Uplink Control Channel PUCCH
The transformation parameter set of sequence in the Physical Resource Block PRB of structure；The transformation parameter set includes at least one of following: circulation
The basic sequence set that PRB in displacement value set, phase rotation angle set or interlace is used；The interlace
Structure includes the PRB of the first quantity；
Subcarrier sequence generating module 320, for generating the corresponding son of each PRB according to the transformation parameter set
Carrier wave sequence obtains the signal of interlace structure.
In one embodiment, transformation parameter set determining module 310, is also used to:
The corresponding basic sequence set of the index is selected from setting basic sequence set according to the index of gNB configuration, is determined
For the basic sequence set of sequence in each PRB of interlace structure；Alternatively,
The basic sequence set of the first quantity is selected from setting basic sequence set；
The basic sequence collection that each PRB that the basic sequence set of first quantity is determined as interlace structure is used
It closes.
In one embodiment, transformation parameter set determining module 310, is also used to:
The basic sequence combination of the second quantity is determined from setting basic sequence set, and to the basic sequence group of second quantity
Close creation index；Wherein, basic sequence combination includes the basic sequence set of first quantity, and the second quantity is greater than or equal to setting
Basic sequence collective number；
The corresponding basic sequence combination of index selection configured according to gNB, wherein basic sequence combination is expressed asIn formula, i is the index value of basic sequence combination, and q is determined by the first quantity, u0,u1…uqTo set base
The index value of arrangement set.
In one embodiment, transformation parameter set determining module 310, is also used to:
Determine the first quantity be not mutually equal or wherein at least two equal round robin shift value；Wherein, cyclic shift value
Formula are as follows:
In formula, q is determined by the first quantity；L is the number of orthogonal frequency division multiplexed OFDM in PUCCH transmission, and l=0 is that PUCCH is passed
The 1st defeated OFDM symbol；It is the time-gap number in radio frames；L' is the OFDM symbol in the time slot where PUCCH transmission
Number index；m0PUCCH format 0 and 1 is configured by base station, and for PUCCH format 3, value is 0, for
PUCCH format 4 tables look-up acquisition according to the index that base station configures；mcsFor PUCCH format 0, obtained by tabling look-up,
Other situations are 0；mpIt is value to be solved；
The cyclic shift value of first quantity is determined as to the cyclic shift value of sequence in the PRB of interlace structure
Set.
In one embodiment, transformation parameter set determining module 310, is also used to:
Determine the cyclic shift value of corresponding first quantity of each setting basic sequence set being not mutually equal；
According to the cyclic shift value of corresponding first quantity of index selection of gNB configuration.
In one embodiment, transformation parameter set determining module 310, is also used to:
Determine the m of corresponding first quantity of each setting basic sequence set being not mutually equalpValue；
According to the m being not mutually equalpValue calculates the cyclic shift value of the first quantity.
In one embodiment, if transformation parameter collection is combined into phase rotation angle set, subcarrier sequence generating module
320, it is also used to:
Phase rotation is carried out respectively to the sequence in each PRB according to following formula according to the phase rotation angle set,
Obtain the corresponding subcarrier sequence of each PRB:0≤n < MZC, wherein α is to follow
Ring shift value, θpFor phase rotation angle,For basic sequence, p is the serial number of PRB in interlace structure.
In one embodiment, transformation parameter set determining module 310, is also used to:
Determine candidate angle number；Candidate's angle number is the positive integer greater than 1；
For the candidate angle number, corresponding first quantity of each basic sequence set of release-15 version is determined
Phase rotation angle；
According to the phase rotation angle of sequence in the index of gNB configuration and the PRB of candidate angle number selection interlace structure
Set.
In one embodiment, transformation parameter set determining module 310, is also used to:
Determine the phase rotation angle of each subcarrier；Wherein, at least two sons carry in the subcarrier sequence that each PRB pair is answered
The phase rotation angle of wave is different；
Phase rotation is carried out according to determining phase rotation angle to each subcarrier.
In one embodiment, subcarrier sequence generating module is also used to:
The subcarrier sequence of gNB configuration is subjected to cyclic shift, generates the subcarrier sequence that each PRB pair is answered.
In one embodiment, the signal of interlace structure, which meets, imposes a condition, and imposing a condition includes cubic metric CM
It is worth less than the first setting value or equal peak ratio PAPR less than the second setting value, and the correlation number between basic sequence is less than third
Setting value.
Fig. 4 is a kind of structural schematic diagram of equipment provided by the embodiments of the present application.As shown in figure 4, provided by the present application set
It is standby, comprising: processor 510 and memory 520.The quantity of processor 510 can be one or more in the equipment, Fig. 4
In by taking a processor 510 as an example.The quantity of memory 520 can be one or more in the equipment, be deposited in Fig. 4 with one
For reservoir 520.The processor 510 and memory 520 of the equipment can be connected by bus or other modes, in Fig. 4
For being connected by bus.In embodiment, which is transmitting terminal.Wherein, transmitting terminal can be scheduling node, base station or UE
In one of them.
Memory 520 is used as a kind of computer readable storage medium, and it is executable to may be configured as storage software program, computer
Program and module, if the corresponding program instruction/module of the equipment of the application any embodiment is (for example, in data transmission device
Coding module and the first sending module).Memory 520 may include storing program area and storage data area, wherein storage program
It area can application program needed for storage program area, at least one function；Storage data area, which can be stored, uses institute according to equipment
The data etc. of creation.In addition, memory 520 may include high-speed random access memory, it can also include non-volatile memories
Device, for example, at least a disk memory, flush memory device or other non-volatile solid state memory parts.In some instances,
Memory 520 can further comprise the memory remotely located relative to processor 510, these remote memories can pass through net
Network is connected to equipment.The example of above-mentioned network include but is not limited to internet, intranet, local area network, mobile radio communication and
A combination thereof.
The equipment of above-mentioned offer may be configured as executing that above-mentioned any embodiment provides is applied to signal processing method, have
Corresponding function and effect.
The program stored in corresponding memory 520 can be the embodiment of the present application and provide applied to signal processing method pair
Program instruction/the module answered, software program, instruction and the module that processor 510 is stored in memory 520 by operation,
Thereby executing one or more functional applications of computer equipment and data processing, i.e., applied in realization above method embodiment
In signal processing method.It is understood that can be performed provided by the application any embodiment when above equipment is receiving end
Applied to signal processing method, and have corresponding function and effect.Wherein, equipment can be wherein one in base station or UE
It is a.
The embodiment of the present application also provides a kind of storage medium comprising computer executable instructions, computer executable instructions
When being executed by computer processor for executing a kind of signal processing method, this method comprises: determining physical uplink control letter
The transformation parameter set of sequence in the staggeredly Physical Resource Block PRB of interlace structure of road PUCCH；The transformation parameter collection
It includes at least one of following for closing: the basic sequence set in cyclic shift value set, phase rotation angle set or each PRB；
The interlace structure includes the PRB of the first quantity；It is corresponding that each PRB is generated according to the transformation parameter set
Subcarrier sequence obtains the signal for meeting the interlace structure to impose a condition.
It should be understood by those skilled in the art that, terms user equipment covers the wireless user equipment of any suitable type,
Such as mobile phone, portable data processing device, portable web browser or vehicle-mounted mobile platform.
In general, the various embodiments of the application can be in hardware or special circuit, software, logic or any combination thereof
Middle realization.For example, some aspects can be implemented within hardware, and can be implemented in can be by controller, micro- for other aspects
In the firmware or software that processor or other computing devices execute, although the application is without being limited thereto.
Embodiments herein can execute computer program instructions by the data processor of mobile device and realize, example
Such as in processor entity, perhaps pass through hardware or the combination by software and hardware.Computer program instructions can be remittance
Volume instruction, instruction set architecture (Instruction Set Architecture, ISA) instruction, machine instruction, machine correlation refer to
It enables, microcode, firmware instructions, condition setup data or the source generation write with any combination of one or more programming languages
Code or object code.
The block diagram of any logic flow in illustrations can be with representation program step, or can indicate to be connected with each other
Logic circuit, module and function, or can be with the combination of representation program step and logic circuit, module and function.Computer
Program can store on a memory.Memory can have any type for being suitable for local technical environment and can be used
Any suitable data storage technology realizes, such as, but not limited to read-only memory (Read-Only Memory, ROM), random
Access memory (Random Access Memory, RAM), optical memory device and system (digital video disc
(Digital Video Disc, DVD) or CD (Compact Disk, CD)) etc..Computer-readable medium may include non-wink
When property storage medium.Data processor can be any type for being suitable for local technical environment, such as, but not limited to general meter
Calculation machine, special purpose computer, microprocessor, digital signal processor (Digital Signal Processing, DSP), dedicated collection
At circuit (Application Specific Integrated Circuit, ASIC), programmable logic device (Field-
Programmable Gate Array, FGPA) and processor based on multi-core processor framework.
By exemplary and unrestricted example, retouching in detail to the example embodiment of the application has had been provided above
It states.But consider in conjunction with drawings and claims, a variety of modifications and adjustment to above embodiments carry out those skilled in the art
Say it is it will be apparent that but without departing from scope of the present application.Therefore, the appropriate range of the application will be determined according to claim.
Claims (14)
1. a kind of signal processing method characterized by comprising
Determine the transformation ginseng of sequence in the staggeredly Physical Resource Block PRB of interlace structure of Physical Uplink Control Channel PUCCH
Manifold is closed；The transformation parameter set includes at least one of following: cyclic shift value set, phase rotation angle set or
The set for the basic sequence that PRB in interlace is used；The interlace structure includes the PRB of the first quantity；
The corresponding subcarrier sequence of each PRB is generated according to the transformation parameter set, obtains the letter of interlace structure
Number.
2. the method according to claim 1, wherein determining in each PRB of the interlace structure of PUCCH
The basic sequence set of sequence, comprising:
The corresponding basic sequence set of the index is selected from setting basic sequence set according to the index of gNB configuration, is determined as
The basic sequence set of sequence in each PRB of interlace structure；Alternatively,
The basic sequence set of the first quantity is selected from setting basic sequence set；
The basic sequence set that each PRB that the basic sequence set of first quantity is determined as interlace structure is used.
3. according to the method described in claim 2, it is characterized in that, selecting the motif of the first quantity from setting basic sequence set
Column set, comprising:
The basic sequence combination of the second quantity is determined from setting basic sequence set, and the basic sequence of second quantity is combined and is created
It indexes；Wherein, basic sequence combination includes the basic sequence set of first quantity, and the second quantity is greater than or equal to setting motif
Column collective number；
The corresponding basic sequence combination of index selection configured according to gNB, wherein basic sequence combination is expressed asIn formula, i is the index value of basic sequence combination, and q is determined by the first quantity, u0,u1…uqTo set base
The index value of arrangement set.
4. the method according to claim 1, wherein determining sequence in the PRB of the interlace structure of PUCCH
Cyclic shift value set, comprising:
Determine the first quantity be not mutually equal or wherein at least two equal round robin shift value；Wherein, the public affairs of cyclic shift value
Formula are as follows:
In formula, q is determined by the first quantity；L is the number of orthogonal frequency division multiplexed OFDM in PUCCH transmission, and l=0 is PUCCH transmission
1st OFDM symbol；It is the time-gap number in radio frames；L' is the OFDM symbol in the time slot where PUCCH transmission
Index；m0PUCCH format 0 and 1 is configured by base station, and for PUCCH format 3, value is 0, for PUCCH
Format 4 tables look-up acquisition according to the index that base station configures；mcsFor PUCCH format 0, obtained by tabling look-up, other feelings
Condition is 0；mpIt is value to be solved；
The cyclic shift value of first quantity is determined as to the cyclic shift value set of sequence in the PRB of interlace structure.
5. according to the method described in claim 4, it is characterized in that, determining the cyclic shift of first quantity being not mutually equal
Value, comprising:
Determine the cyclic shift value of corresponding first quantity of each setting basic sequence set being not mutually equal；
According to the cyclic shift value of corresponding first quantity of index selection of gNB configuration.
6. according to the method described in claim 5, setting each basic sequence set corresponding first it is characterized in that, determining
The cyclic shift value of quantity being not mutually equal, comprising:
Determine the m of corresponding first quantity of each setting basic sequence set being not mutually equalpValue；
According to the m being not mutually equalpValue calculates the cyclic shift value of the first quantity.
7. the method according to claim 1, wherein if transformation parameter collection is combined into phase rotation angle set,
The corresponding subcarrier sequence of each PRB is generated according to the transformation parameter set, comprising:
According to the phase rotation angle set phase rotation is carried out to the sequence in each PRB according to following formula respectively, obtained
The corresponding subcarrier sequence of each PRB:Wherein, α is
Cyclic shift value, θpFor phase rotation angle,For basic sequence, p is the serial number of PRB in interlace structure.
8. the method according to the description of claim 7 is characterized in that determining the phase rotation of sequence in the PRB of interlace structure
Corner set, comprising:
Determine candidate angle number；Candidate's angle number is the positive integer greater than 1；
For the candidate angle number, the phase rotation angle of corresponding first quantity of each setting basic sequence set is determined；
According to the phase rotation angle collection of sequence in the index of gNB configuration and the PRB of candidate angle number selection interlace structure
It closes.
9. the method according to claim 1, wherein PRB points each being generated according to the transformation parameter set
After not corresponding subcarrier sequence, further includes:
Determine the phase rotation angle of each subcarrier；Wherein, at least two subcarriers in the subcarrier sequence that each PRB pair is answered
Phase rotation angle is different；
Phase rotation is carried out according to determining phase rotation angle to each subcarrier.
10. the method according to claim 1, wherein further include:
The subcarrier sequence of gNB configuration is subjected to cyclic shift, generates the subcarrier sequence that each PRB pair is answered.
11. it imposes a condition the method according to claim 1, wherein the signal of interlace structure meets, institute
Stating setting condition includes cubic metric CM value less than the first setting value or equal peak ratio PAPR less than the second setting value, and basic sequence
Between correlation number be less than third setting value.
12. a kind of signal processing apparatus characterized by comprising
Transformation parameter set determining module, the object of the staggeredly interlace structure for determining Physical Uplink Control Channel PUCCH
Manage the transformation parameter set of sequence in resource block PRB；The transformation parameter set includes at least one of following: cyclic shift value collection
It closes, the basic sequence set that the PRB in phase rotation angle set or interlace is used；The interlace structure includes
The PRB of first quantity；
Subcarrier sequence generating module, for generating the corresponding subcarrier sequence of each PRB according to the transformation parameter set
Column obtain the signal of interlace structure.
13. a kind of communication equipment including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor realizes the signal as described in any in claim 1-11 when executing described program
Processing method.
14. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The signal processing method as described in any in claim 1-11 is realized when execution.
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