CN109923925A - A kind of terminal that be used to wirelessly communicate, the method and apparatus in base station - Google Patents

A kind of terminal that be used to wirelessly communicate, the method and apparatus in base station Download PDF

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CN109923925A
CN109923925A CN201780069399.0A CN201780069399A CN109923925A CN 109923925 A CN109923925 A CN 109923925A CN 201780069399 A CN201780069399 A CN 201780069399A CN 109923925 A CN109923925 A CN 109923925A
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candidate value
sub
symbol
symbols
positive integer
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CN109923925B (en
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张晓博
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Shanghai Langbo Communication Technology Co Ltd
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Nantong Langheng Communication Technology Co ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

The invention discloses the method and apparatus in a kind of terminal that be used to wirelessly communicate, base station.Channel coding is first carried out in UE；Then the first wireless signal is sent.Wherein, the bit in the first bit block is used for the input of the channel coding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.Method in the present invention can reduce UE to the blind Detecting complexity of control channel.

Description

A kind of terminal that be used to wirelessly communicate, the method and apparatus in base station Technical field
The present invention relates to the transmission methods and device of the wireless signal in the transmission method of the wireless signal in wireless communication system and device, the especially wireless communication system of support channel coding.
Background technique
Traditional LTE (Long Term Evolution, long term evolution) DCI (Downlink Control Information different in system, Downlink Control Information) format corresponds to different coding bit numbers, UE (User Equipment, user equipment) all possible DCI format according to corresponding to current transmission mode carries out blind Detecting to the control channel of carrying DCI.The blind Detecting number of the side UE is consequently increased when the method for reseptance of this control channel will cause the increase of possibility amount of bits candidate item corresponding to DCI.
Summary of the invention
Inventors discovered through research that using different constellation designs if adjusting the constellation design of control channel according to DCI format to different DCI formats, the blind Detecting number of the side UE can be reduced.UE to reduce the range of possible DCI format on current control channel, or even can directly determine the DCI format in current control channel by attempting all possible constellation design and finding out wherein one with maximum likelihood probability.
For above-mentioned discovery, the invention discloses a solution.It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the UE of the application can be applied in base station, and vice versa.In the absence of conflict, the feature in embodiments herein and embodiment can be arbitrarily combined with each other.
The invention discloses a kind of methods in base station that be used to wirelessly communicate, wherein includes the following steps:
Step A. executes channel coding；
Step B. sends the first wireless signal.
Wherein, the bit in the first bit block is used for the input of the channel coding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, described Candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
As one embodiment, the above method is advantageous in that, constellation design corresponding to the symbol in first symbolic blocks is adjusted according to the Z, the target receiver of first wireless signal is allowed to pass through constellation design corresponding to the symbol in determination first symbolic blocks to reduce the range of the corresponding DCI format of first bit block, the corresponding DCI format of first bit block is even directly determined, the blind Detecting complexity of the target receiver of first wireless signal is reduced.
As one embodiment, the channel coding includes rate-matched.
It is described related to the Z to refer to: related to index of the Z in the K candidate value as one embodiment.
As one embodiment, base station constellation design (Constellation pattern) according to corresponding at least one symbol that index of the Z in the K candidate value determines in first symbolic blocks.
As one embodiment, target receiver constellation design according to corresponding at least one symbol in first symbolic blocks of first wireless signal determines the Z from the K candidate value.
As one embodiment, constellation design corresponding to the partial symbols in first symbolic blocks is related to the Z, and constellation design corresponding to remaining symbol in first symbolic blocks and the Z are unrelated.
As one embodiment, constellation design corresponding to all symbols in first symbolic blocks is related to the Z.
As a sub- embodiment of above-described embodiment, constellation design corresponding to all symbols in first symbolic blocks is identical.
At least there is constellation design corresponding to two symbols as a sub- embodiment of above-described embodiment, in first symbolic blocks to be different.
As one embodiment, symbol in first symbolic blocks is divided into Q set of symbols, the set of symbols includes the positive integer symbol, constellation design corresponding to symbol in each set of symbols is identical, constellation design corresponding to symbol in the different set of symbols is different, and the Q is positive integer.
As a sub- embodiment of above-described embodiment, there is Q1 symbol in the Q set of symbols Constellation design corresponding to symbol in group is related to the Z, and constellation design corresponding to the symbol in the set of symbols of the Q1 set of symbols is not belonging in the Q set of symbols and the Z is uncorrelated, the Q1 is less than or the positive integer equal to Q.
As a sub- embodiment of above-described embodiment, the Q1 is equal to the Q.
As a sub- embodiment of above-described embodiment, the Q is greater than 1, and the Q1 is equal to the Q-1.
As one embodiment, the association (Association) of constellation design and the Z corresponding to the symbol in the Q1 set of symbols are default (not needing the configuration of downlink signaling).
As one embodiment, for any symbol in first symbolic blocks, the quantity for the constellation point (Constellation points) for including in the corresponding constellation design of any symbol and the Z are unrelated.
As one embodiment, the quantity for the constellation point for including in the corresponding constellation design of all symbols in first symbolic blocks is identical.
As one embodiment, the constellation design does not include the quantity of constellation point.
As one embodiment, for any symbol in first symbolic blocks, corresponding constellation design is obtained by X-QAM (Quadrature Amplitude Modulation) rotated Y degrees, and the X is 2 positive integer power, and the absolute value of the Y is equal to 0 or greater than 0.
As one embodiment, the X is identical for all symbols in first symbolic blocks
As one embodiment, the Y is related to the Z.
As one embodiment, the corresponding Y of symbol in the same set of symbols be it is identical, the corresponding Y of symbol in the different set of symbols is different.
As one embodiment, for any symbol in the Q1 set of symbols, the Z is used for determining the corresponding Y of the arbitrarily described symbol.
As one embodiment, the corresponding constellation design of optional sign being not belonging in the set of symbols of the Q1 set of symbols in the Q set of symbols is X-QAM, and the X is 2 positive integer power.
As one embodiment, the Z is used for determining First ray, the First ray includes Q element, and the Q element and the Q set of symbols correspond, and any one of element in the Q element indicates the corresponding Y of the symbol in corresponding set of symbols.
As a sub- embodiment of above-described embodiment, the First ray belongs to First ray set, The First ray set includes positive integer sequence, and index of the First ray in the First ray set is related to the Z.
As a sub- embodiment of above-described embodiment, index of the Z in the K candidate value is related to index of the First ray in the First ray set.
As one embodiment, the X is equal to 4, and for any symbol in first symbolic blocks, corresponding constellation design is to rotate the Y degree by QPSK (Quadrature Phase Shift Keying) to obtain.
As one embodiment, the input of the channel coding includes { all bits in first bit block, all bits in the second bit block }, and the value of all bits in second bit block is preset.
As a sub- embodiment of above-described embodiment, all bits in second bit block are all 0.
As one embodiment, all bits in first bit block constitute the input of the channel coding.
As one embodiment, the bit in first bit block is arranged successively.
As one embodiment, the symbol in first symbolic blocks is arranged successively.
As one embodiment, first symbolic blocks are the output successively passed through after scrambling code (Scrambling) and modulation mapper (Modulation Mapper) by the output of the channel coding.
As one embodiment, whole symbols in first symbolic blocks be used to generate first wireless signal.
As one embodiment, partial symbols and the second symbolic blocks in first symbolic blocks be used to generate first wireless signal.
As a sub- embodiment of above-described embodiment, second symbolic blocks include reference signal.
As a sub- embodiment of above-described embodiment, second symbolic blocks include CSI-RS (Channel State Information Reference Signals, channel state information reference signals).
As a sub- embodiment of above-described embodiment, second symbolic blocks and first symbolic blocks are unrelated.
As one embodiment, first wireless signal is that whole symbols in first symbolic blocks successively pass through layer mapper (Layer Mapper), precoding (Precoding), resource grains Output after (Generation) occurs for sub- mapper (Resource Element Mapper), wideband symbol.
As one embodiment, first wireless signal is that the partial symbols and second symbolic blocks in first symbolic blocks successively pass through layer mapper, precoding, resource particle mapper, the output after wideband symbol generation.
As one embodiment, first wireless signal is that whole symbols in first symbolic blocks successively pass through layer mapper, conversion precoder (transform precoder, for generating complex valued signals), precoding, resource particle mapper, the output after wideband symbol generation.
As one embodiment, first wireless signal is that the partial symbols and second symbolic blocks in first symbolic blocks successively pass through layer mapper, conversion precoder, precoding, resource particle mapper, the output after wideband symbol generation.
As one embodiment, the wideband symbol is OFDM (Orthogonal Frequency Division Multiplexing, orthogonal frequency division multiplexing) symbol.
As one embodiment, the wideband symbol is FBMC (Filter Bank Multi Carrier, filter bank multi-carrier) symbol.
As one embodiment, the wideband symbol is DFT-S-OFDM (Discrete Fourier Transform Spread OFDM, discrete fourier change orthogonal frequency division multiplexing) symbol.
As one embodiment, the channel coding is polar code.
As one embodiment, the channel coding is one of { LDPC (Low Density Parity Check, low-density checksum) code, turbo code, convolutional code }.
As one embodiment, first wireless signal includes DCI (Downlink Control Information, Downlink Control Information).
As one embodiment, first wireless signal transmits in physical layer control channel (physical layer channel for being consequently not used for transmitting physical layer data).
As a sub- embodiment of above-described embodiment, first wireless signal transmits on PDCCH (Physical Downlink Control Channel, Physical Downlink Control Channel).
As a sub- embodiment of above-described embodiment, first wireless signal transmits on sPDCCH (short PDCCH, short PDCCH).
As a sub- embodiment of above-described embodiment, first wireless signal transmits on NR-PDCCH (New Radio PDCCH, new radio physical descending control signaling)
As one embodiment, first wireless signal physical layer data channel (can by with In carrying physical layer data physical layer channel) on transmit.
As a sub- embodiment of above-described embodiment, first wireless signal transmits on PDSCH (Physical Downlink Shared CHannel, Physical Downlink Shared Channel).
As one embodiment, the K candidate value respectively corresponds K kind DCI (Downlink Control Information, Downlink Control Information) format (Format).
A sub- embodiment as above-described embodiment, first bit block includes { CIF (Carrier Indicator Field, carrier wave instructions field), resource allocation field, MCS (Modulation and Coding Status, modulation coding state) domain, RV (Redundancy Version, redundancy versions) domain, NDI (New Data Indicator, new data instruction) domain, HARQ (Hybrid Automatic Repeat reQuest, hybrid automatic repeat-request) process number domain, TPC (Transmitter Power Control, send power control) At least one of domain is used to indicate the domain of the parameter of DMRS (DeModulation Reference Signals, demodulated reference signal), CRC (Cyclic Redundancy Check, cyclic redundancy check) bit }.
Specifically, according to an aspect of the present invention, which is characterized in that first symbolic blocks include Q set of symbols, constellation design corresponding to the symbol in each set of symbols be it is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
Specifically, according to an aspect of the present invention, it is characterized in that, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols be it is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.
As one embodiment, position of all symbols in first symbolic blocks is default (i.e. the division of set of symbols does not need signal deployment) in the set of symbols.
As one embodiment, position of all symbols in first symbolic blocks in the set of symbols is continuous.
As one embodiment, position of the symbol described in any two in the set of symbols in first symbolic blocks is discontinuous.
As one embodiment, any Q continuous symbols in first symbolic blocks are belonging respectively to the Q set of symbols.
As one embodiment, there is constellation design corresponding to the symbol in Q1 set of symbols related to the Z in the Q set of symbols, the Q1 symbol is not belonging in the Q set of symbols Constellation design corresponding to the symbol in the set of symbols of number group and the Z are uncorrelated, and the Q1 is less than or the positive integer equal to Q.
As a sub- embodiment of above-described embodiment, the Q1 is equal to the Q.
As a sub- embodiment of above-described embodiment, the Q is greater than 1, and the Q1 is equal to the Q-1.
As one embodiment, position of the Q1 set of symbols in the Q set of symbols is default (not needing the configuration of downlink signaling).
As one embodiment, the Z is associated with Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by X-QAM to obtain, and the X is 2 positive integer power, and the X is identical for the Q set of symbols.The absolute value of the angle value is equal to 0 or greater than 0.
As one embodiment, the above method is advantageous in that, the corresponding constellation design of the symbol in the different set of symbols is rotated using the different angle values, this avoid the estimations that the phase error (phase error) due to channel causes the target receiver of first wireless signal that must make mistake to the angle value always.
As one embodiment, Q angle value is associated with the Z, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate corresponding angle value by QPSK to obtain.The absolute value of the angle value is equal to 0 or greater than 0.
As one embodiment, angle value described in any two in the Q angle value is unequal.
As one embodiment, the Q is related with the quantity of the bit in first bit block.
As one embodiment, the Q is related with the quantity of the symbol in first symbolic blocks.
As one embodiment, the Q is fixed.
As one embodiment, the association (Association) of the Q angle value and the Z are default (not needing the configuration of downlink signaling).
As one embodiment, the Z is associated with Q1 angle value in the Q angle value, the angle value and the Z that the Q1 angle value is not belonging in the Q angle value are unrelated, the Q1 is less than or the positive integer equal to the Q, and the Q1 angle value and the Q1 set of symbols correspond.
As one embodiment, position of the Q1 angle value in the Q angle value is default (not needing the configuration of downlink signaling).
As one embodiment, the association (Association) of the Q1 angle value and the Z are default (not needing the configuration of downlink signaling).
As one embodiment, the Q is greater than 1, and the Q1 is equal to the Q-1, and the angle value that the Q1 angle value is not belonging in the Q angle value is equal to 0.
As one embodiment, the Z is used for determining that First ray, the First ray include the Q angle value.
As a sub- embodiment of above-described embodiment, the First ray is made of the Q angle value as element.
A sub- embodiment as above-described embodiment, the First ray belongs to First ray set, the First ray set includes positive integer sequence, and index of the Z in the K candidate value is related to index of the First ray in the First ray set.
Specifically, according to an aspect of the present invention, it is characterized in that, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As one embodiment, the quantity for the candidate value that the different candidate value group of any two includes is identical.
As one embodiment, the quantity that at least there is the candidate value that two different candidate value groups include is different.
As one embodiment, the candidate value group includes a candidate value.
As one embodiment, the candidate value group includes multiple candidate values.
As one embodiment, any candidate value belongs to the candidate value group.
As one embodiment, there is no a candidate values to belong to two different candidate value groups simultaneously.
As one embodiment, index of the first candidate value group in the P candidate value group is associated with the Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by X-QAM to obtain, and the X is 2 positive integer power, and the X is identical for the Q set of symbols.The absolute value of the angle value is equal to 0 or greater than 0.
As one embodiment, index of the first candidate value group in the P candidate value group is used for determining that First ray, the First ray include the Q angle value.
As a sub- embodiment of above-described embodiment, the First ray is made of the Q angle value as element.
A sub- embodiment as above-described embodiment, the First ray belongs to First ray set, the First ray set includes positive integer sequence, and index of the first candidate value group in the P candidate value group is related to index of the First ray in the First ray set.
Specifically, according to an aspect of the present invention, which is characterized in that first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
As one embodiment, second sub-blocks of bits is the CRC bit block of first sub-blocks of bits.
As one embodiment, second sub-blocks of bits is the CRC bit block of first sub-blocks of bits by the bit block after scrambling code.
As one embodiment, the scrambler sequence that the scrambling code uses is related with the mark of the target receiver of first wireless signal.
As a sub- embodiment of above-described embodiment, the mark of the target receiver of first wireless signal is RNTI (Radio Network Temporary Identifier, radio net temporary mark).
As one embodiment, the CRC bit block of first sub-blocks of bits is output of first sub-blocks of bits by CRC circulation generator polynomial (cyclic generator polynomial).The multinomial that the CRC bit block of first sub-blocks of bits and first sub-blocks of bits is constituted can recycle generator polynomial by the CRC on GF (2) and divide exactly, i.e., the deconv that the CRC bit block of described first sub-blocks of bits and first sub-blocks of bits is constituted is zero with the remainder that CRC circulation generator polynomial obtains.
Specifically, according to an aspect of the present invention, which is characterized in that the step A further includes following steps:
Step A0. sends downlink information.
Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
As one embodiment, the downlink information indicates the association between the Z and the Q angle value.The Z is associated with the Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by X-QAM to obtain, and the X is 2 positive integer power, and the X is identical for the Q set of symbols.The absolute value of the angle value is equal to 0 or greater than 0.
As one embodiment, the downlink information indicates association of the first candidate value group between the corresponding constellation design of symbol in the index and first symbolic blocks in the P candidate value group.
As one embodiment, the downlink information indicates association of the first candidate value group between the index and the Q angle value in the P candidate value group.
As one embodiment, the downlink information is carried by high-level signaling.
As a sub- embodiment of above-described embodiment, the downlink information is by RRC (Radio Resource Control, wireless heterogeneous networks) signaling bear.
As one embodiment, the downlink information is semi-statically configured.
As one embodiment, the downlink information is that cell is public.
As one embodiment, the downlink information is UE specific (UE-specific).
As one embodiment, first wireless signal is UE specific.
As a sub- embodiment of above-described embodiment, down physical layer signaling specific for cell or the specific down physical layer signaling of set of terminal, it is A-QAM that modulation mapper, which uses corresponding constellation design, and the A is 2 positive integer power.
As a sub- embodiment of above-described embodiment, the A is equal to the X.
As a sub- embodiment of above-described embodiment, the A is not equal to the X.
As one embodiment, the downlink information is also used for determining position of the Q1 set of symbols in the Q set of symbols, constellation design corresponding to the symbol in the Q1 set of symbols is associated with the Z, and constellation design corresponding to the symbol in the set of symbols of the Q1 set of symbols is not belonging in the Q set of symbols and the Z is unrelated.
Specifically, according to an aspect of the present invention, which is characterized in that the Z is used for determining the explanation of the bit in first bit block.
As one embodiment, the K candidate value is corresponded with K kind DCI format respectively.
Specifically, according to an aspect of the present invention, which is characterized in that first bit block includes Downlink Control Information.
As one embodiment, at least one of described Downlink Control Information instruction corresponding data { occupied time-domain resource, occupied frequency domain resource, MCS, RV, NDI, HARQ process number }.
The invention discloses a kind of methods in UE that be used to wirelessly communicate, wherein includes the following steps:
Step A. receives the first wireless signal；
Step B. executes channel decoding.
Wherein, the bit in the first bit block is used for the input of the corresponding channel coding of the channel decoding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
It is described related to the Z to refer to: related to index of the Z in the K candidate value as one embodiment.
As one embodiment, UE constellation design according to corresponding at least one symbol in first symbolic blocks determines the Z from the K candidate value.
As one embodiment, the UE judges the corresponding constellation design of symbol in first symbolic blocks according to the reception value of first wireless signal.
As one embodiment, the K candidate value respectively corresponds K kind DCI (Downlink Control Information, Downlink Control Information) format (Format), the UE determines the corresponding DCI format of first bit block according to the Z, i.e., the described UE determines the explanation of bit in first bit block according to the Z.
As a sub- embodiment of above-described embodiment, first bit block includes at least one of { CIF, resource allocation field, the domain MCS, the domain RV, the domain NDI, HARQ process number domain, the domain TPC are used to indicate the domain of the parameter of DMRS, CRC bit }.
As one embodiment, the output of the channel decoding be used to restore the bit in first bit block.
As one embodiment, symbol in first symbolic blocks is divided into Q set of symbols, and the set of symbols includes the positive integer symbol, and constellation design corresponding to the symbol in each set of symbols is identical, constellation design corresponding to symbol in the different set of symbols is different The Q is positive integer.
A sub- embodiment as above-described embodiment, there is constellation design corresponding to the symbol in Q1 set of symbols related to the Z in the Q set of symbols, it is not belonging to constellation design corresponding to the symbol in the set of symbols of the Q1 set of symbols in the Q set of symbols and the Z is uncorrelated, the Q1 is less than or the positive integer equal to Q.
As a sub- embodiment of above-described embodiment, the Q1 is equal to the Q.
As a sub- embodiment of above-described embodiment, the Q is greater than 1, and the Q1 is equal to the Q-1.
As a sub- embodiment of above-described embodiment, constellation design corresponding to the symbol in the Q1 set of symbols be used to restore the Z.
Specifically, according to an aspect of the present invention, which is characterized in that first symbolic blocks include Q set of symbols, constellation design corresponding to the symbol in each set of symbols be it is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
Specifically, according to an aspect of the present invention, it is characterized in that, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols be it is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.
As one embodiment, the Z is associated with Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by X-QAM to obtain, and the X is 2 positive integer power, and the X is identical for the Q set of symbols.The absolute value of the angle value is equal to 0 or greater than 0.
As one embodiment, the Z is used for determining First ray, the First ray includes Q element, the Q element indicates respectively the Q angle value, the First ray belongs to First ray set, the First ray set includes M sequence, and index of the Z in the K candidate value is related to index of the First ray in the First ray set, and the M is greater than 1 positive integer.
A sub- embodiment as above-described embodiment, the M sequence is respectively used to determine M reference quantity, index of the target sequence in the First ray set is used for determining that the Z, the target sequence are the sequences of the corresponding maximum reference quantity in the M sequence.
As a sub- embodiment of above-described embodiment, first wireless signal is used for determining the M reference quantity in the reception value of the UE.
A sub- embodiment as above-described embodiment, for any one given sequence in the M sequence, the UE calculates the corresponding reference quantity of the given sequence according to { constellation design of each symbol, reception value of first wireless signal in the UE in first symbolic blocks corresponding to the given sequence }.
As a sub- embodiment of above-described embodiment, the reference quantity is maximum likelihood probability (maximum likelihood probability).
Specifically, according to an aspect of the present invention, it is characterized in that, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As one embodiment, UE constellation design according to corresponding at least one symbol in first symbolic blocks determines the first candidate value group from the P candidate value group.
As one embodiment, UE constellation design according to corresponding to the symbol in the Q1 set of symbols determines the first candidate value group from the P candidate value group.
As one embodiment, index of the first candidate value group in the P candidate value group is used for determining First ray, the First ray includes the Q angle value, the First ray belongs to First ray set, the First ray set includes M sequence, the M is greater than 1 positive integer, and index of the first candidate value group in the P candidate value group is related to index of the First ray in the First ray set.
A sub- embodiment as above-described embodiment, the M sequence is respectively used to determine M reference quantity, target sequence be used to determine the first candidate value group in the P candidate value group in the index in the First ray set, and the target sequence is the sequence of the corresponding maximum reference quantity in the M sequence.
As one embodiment, the K candidate value respectively corresponds K kind DCI (Downlink Control Information, Downlink Control Information) format (Format), the DCI format corresponding to all candidate values in the first candidate value group determines the explanation of bit in first bit block to the UE respectively.
Specifically, according to an aspect of the present invention, which is characterized in that first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, the CRC bit block of first sub-blocks of bits by with In generation second sub-blocks of bits.
Specifically, according to an aspect of the present invention, which is characterized in that the step B further includes following steps:
Step B0. receives downlink information.
Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
Specifically, according to an aspect of the present invention, which is characterized in that the Z is used for determining the explanation of the bit in first bit block.
As one embodiment, the K candidate value respectively corresponds K kind DCI (Downlink Control Information, Downlink Control Information) format (Format), the DCI format corresponding to all candidate values in the first candidate value group determines the explanation of bit in first bit block to the UE respectively.
A sub- embodiment as above-described embodiment, to any candidate value in the first candidate value group, the UE determines the explanation of bit in first bit block according to DCI format corresponding to any candidate value, then CRC check is carried out to the bit in first bit block according to described explain, if check results correctly if judge that DCI format corresponding to any candidate value is the corresponding DCI format of first bit block；Otherwise judge that DCI format corresponding to any candidate value is not the corresponding DCI format of first bit block.
Specifically, according to an aspect of the present invention, which is characterized in that first bit block includes Downlink Control Information.
The invention discloses a kind of base station equipments that be used to wirelessly communicate, wherein including following module:
First processing module: for executing channel coding；
First sending module: for sending the first wireless signal.
Wherein, the bit in the first bit block is used for the input of the channel coding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that, institute Stating the first symbolic blocks includes Q set of symbols, constellation design corresponding to the symbol in each set of symbols be it is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that the first processing module is also used to send downlink information.Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that the Z is used for determining the explanation of the bit in first bit block.
As one embodiment, the above-mentioned base station equipment that be used to wirelessly communicate is characterized in that first bit block includes Downlink Control Information.
The invention discloses a kind of user equipmenies that be used to wirelessly communicate, wherein including following module:
First receiving module: for receiving the first wireless signal；
Second processing module: for executing channel decoding.
Wherein, the bit in the first bit block is used for the input of the corresponding channel coding of the channel decoding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is described in one in K candidate value Candidate value, the candidate value are positive integers, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that first symbolic blocks include Q set of symbols, and constellation design corresponding to the symbol in each set of symbols is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that the Second processing module is also used to receive downlink information.Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that the Z is used for determining the explanation of the bit in first bit block.
As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that first bit block includes Downlink Control Information.
It is compared as one embodiment with traditional scheme, the present invention has following advantage:
- adjusts the constellation design that corresponding control channel uses according to the format of DCI, and UE can By attempting all possible constellation design, and finding out one with maximum likelihood probability wherein come the range of the DCI format reduced on current control channel, the DCI format on current control channel is even directly determined, reduces UE to the blind Detecting complexity of control channel.
- supports more flexible more diverse DCI format.
- benefits from the merging gain of progress Merging zone method on all symbols on a control channel due to the judgement to constellation design, ensure that the format range of DCI or the format of DCI, can be with very big probability by accurate judgement.
Detailed description of the invention
By reading referring to the detailed description of non-limiting embodiments in the following drawings, other features, objects, and advantages of the present invention be will become more apparent:
Fig. 1 shows the flow chart of wireless transmission according to an embodiment of the invention；
Fig. 2 shows the schematic diagrames of the relationship between constellation design corresponding to the symbol in the quantity and the first symbolic blocks of the bit in the first bit block according to an embodiment of the invention；
Fig. 3 shows the schematic diagram of the relationship between the first bit block and the first wireless signal according to an embodiment of the invention；
Fig. 4 shows the schematic diagram of position of the Q set of symbols according to an embodiment of the invention in the first symbolic blocks；
Fig. 5 shows the schematic diagram of position of the Q set of symbols in the first symbolic blocks according to another embodiment of the invention；
Fig. 6 shows the structural block diagram of the processing unit in the base station according to an embodiment of the invention for wireless communication；
Fig. 7 shows the structural block diagram of the processing unit in the UE according to an embodiment of the invention for wireless communication.
Embodiment 1
Embodiment 1 illustrates the flow chart of wireless transmission, as shown in Fig. 1.In attached drawing 1, base station N1 is that the serving cell of UE U2 maintains base station.In attached drawing 1, the step in box F1 is optional.
For N1, downlink information is sent in step s101；The first wireless signal is sent in step s 11.
For U2, downlink information is received in step s 201；The first wireless signal is received in the step s 21.
In embodiment 1, input of the bit in the first bit block by the N1 for the channel coding in the present invention.Some or all of symbol in first symbolic blocks is used to generate first wireless signal by the N1, and first symbolic blocks are the generations and output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.The downlink information is by the U2 for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, described K candidate value }.
As the sub- embodiment 1 of embodiment 1, the channel coding includes rate-matched.
It is described related to the Z to refer to: related to index of the Z in the K candidate value as the sub- embodiment 2 of embodiment 1.
As the sub- embodiment 3 of embodiment 1, N1 constellation design (Constellation pattern) according to corresponding at least one symbol that index of the Z in the K candidate value determines in first symbolic blocks.
As the sub- embodiment 4 of embodiment 1, constellation design corresponding to the partial symbols in first symbolic blocks is related to the Z, and constellation design corresponding to remaining symbol in first symbolic blocks and the Z are unrelated.
As the sub- embodiment 5 of embodiment 1, constellation design corresponding to all symbols in first symbolic blocks is related to the Z.
One sub- embodiment of the sub- embodiment 5 as embodiment 1, constellation design corresponding to all symbols in first symbolic blocks is identical.
At least there is constellation design corresponding to two symbols in first symbolic blocks and be different in one sub- embodiment of the sub- embodiment 5 as embodiment 1.
As the sub- embodiment 6 of embodiment 1, U2 constellation design according to corresponding at least one symbol in first symbolic blocks determines the Z from the K candidate value.
As the sub- embodiment 7 of embodiment 1, the U2 judges the corresponding constellation design of the symbol in first symbolic blocks according to the reception value of first wireless signal.
Sub- embodiment 8 as embodiment 1, the K candidate value respectively corresponds K kind DCI format (Format), the U2 determines the corresponding DCI format of first bit block according to the Z, i.e., the described U2 determines the explanation of bit in first bit block according to the Z.
One sub- embodiment of the sub- embodiment 8 as embodiment 1, first bit block include at least one of { CIF, resource allocation field, the domain MCS, the domain RV, the domain NDI, HARQ process number domain, the domain TPC are used to indicate the domain of the parameter of DMRS, CRC bit }.
As the sub- embodiment 9 of embodiment 1, the output of the channel decoding is used to restore the bit in first bit block by the U2.
As the sub- embodiment 10 of embodiment 1, for any symbol in first symbolic blocks, the quantity for the constellation point (Constellation points) for including in the corresponding constellation design of any symbol and the Z are unrelated.
As the sub- embodiment 11 of embodiment 1, the quantity for the constellation point for including in the corresponding constellation design of all symbols in first symbolic blocks is identical.
As the sub- embodiment 12 of embodiment 1, the input of the channel coding includes { all bits in first bit block, all bits in the second bit block }, and the value of all bits in second bit block is preset.
As the sub- embodiment 13 of embodiment 1, all bits in first bit block constitute the input of the channel coding.
As the sub- embodiment 14 of embodiment 1, the bit in first bit block is arranged successively.
As the sub- embodiment 15 of embodiment 1, the symbol in first symbolic blocks is arranged successively.
As the sub- embodiment 16 of embodiment 1, whole symbols in first symbolic blocks are by the N1 for generating first wireless signal.
As the sub- embodiment 17 of embodiment 1, partial symbols and the second symbolic blocks in first symbolic blocks are by the N1 for generating first wireless signal.
One sub- embodiment of the sub- embodiment 17 as embodiment 1, second symbolic blocks include reference signal.
One sub- embodiment of the sub- embodiment 17 as embodiment 1, second symbolic blocks include CSI-RS.
One sub- embodiment of the sub- embodiment 17 as embodiment 1, second symbolic blocks and First symbolic blocks are unrelated.
As the sub- embodiment 18 of embodiment 1, the channel coding is polar code.
As the sub- embodiment 19 of embodiment 1, the channel coding is one of { LDPC code, turbo code, convolutional code }.
As the sub- embodiment 20 of embodiment 1, first wireless signal includes DCI.
As the sub- embodiment 21 of embodiment 1, first wireless signal transmits in physical layer control channel (physical layer channel for being consequently not used for transmitting physical layer data).
One sub- embodiment of the sub- embodiment 21 as embodiment 1, first wireless signal transmit on PDCCH.
One sub- embodiment of the sub- embodiment 21 as embodiment 1, first wireless signal transmit on sPDCCH.
One sub- embodiment of the sub- embodiment 21 as embodiment 1, first wireless signal transmit on NR-PDCCH
As the sub- embodiment 22 of embodiment 1, first wireless signal transmits in physical layer data channel (physical layer channel that can be used to carry physical layer data).
One sub- embodiment of the sub- embodiment 22 as embodiment 1, first wireless signal transmit on PDSCH.
As the sub- embodiment 23 of embodiment 1, first symbolic blocks include Q set of symbols, constellation design corresponding to the symbol in each set of symbols be it is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
Sub- embodiment 24 as embodiment 1, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.
As the sub- embodiment 25 of embodiment 1, position of all symbols in first symbolic blocks is default (i.e. the division of set of symbols does not need signal deployment) in the set of symbols.
Sub- embodiment 26 as embodiment 1, there is constellation design corresponding to the symbol in Q1 set of symbols related to the Z in the Q set of symbols, it is not belonging to constellation design corresponding to the symbol in the set of symbols of the Q1 set of symbols in the Q set of symbols and the Z is uncorrelated, the Q1 is less than or the positive integer equal to Q.
One sub- embodiment of the sub- embodiment 26 as embodiment 1, the Q1 are equal to the Q.
One sub- embodiment of the sub- embodiment 26 as embodiment 1, the Q are greater than 1, and the Q1 is equal to the Q-1.
As the sub- embodiment 27 of embodiment 1, constellation design corresponding to the symbol in the Q1 set of symbols is by the U2 for restoring the Z.
As the sub- embodiment 28 of embodiment 1, position of the Q1 set of symbols in the Q set of symbols is default (not needing the configuration of downlink signaling).
As the sub- embodiment 29 of embodiment 1, the Z is associated with Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by X-QAM to obtain, and the X is 2 positive integer power, and the X is identical for the Q set of symbols.The absolute value of the angle value is equal to 0 or greater than 0.
One sub- embodiment of the sub- embodiment 29 as embodiment 1, the X are equal to 4, and for giving the set of symbols, corresponding constellation design is to rotate corresponding angle value by QPSK to obtain.
As the sub- embodiment 30 of embodiment 1, the association (Association) of the Q angle value and the Z are default (not needing the configuration of downlink signaling).
Sub- embodiment 31 as embodiment 1, the Z is associated with Q1 angle value in the Q angle value, the angle value and the Z that the Q1 angle value is not belonging in the Q angle value are unrelated, the Q1 is less than or the positive integer equal to the Q, and the Q1 angle value and the Q1 set of symbols correspond.
As the sub- embodiment 32 of embodiment 1, the association (Association) of the Q1 angle value and the Z are default (not needing the configuration of downlink signaling).
As the sub- embodiment 33 of embodiment 1, the Q is greater than 1, and the Q1 is equal to the Q-1, and the angle value that the Q1 angle value is not belonging in the Q angle value is equal to 0.
As the sub- embodiment 34 of embodiment 1, the Z is by the N1 for determining that First ray, the First ray include the Q angle value.
One sub- embodiment of the sub- embodiment 34 as embodiment 1, the First ray are made of the Q angle value as element.
Sub- embodiment 35 as embodiment 1, the First ray belongs to First ray set, the First ray set includes M sequence, and index of the Z in the K candidate value is related to index of the First ray in the First ray set, and the M is greater than 1 positive integer.
One sub- embodiment of the sub- embodiment 35 as embodiment 1, the M sequence is respectively by the U2 for determining M reference quantity, target sequence is used to determine that the Z, the target sequence are the sequences of the corresponding maximum reference quantity in the M sequence in the K candidate value by the U2 in the index in the First ray set.
One sub- embodiment of the sub- embodiment 35 as embodiment 1, the U2 is to the reception value of first wireless signal by the U2 for determining the M reference quantity.
One sub- embodiment of the sub- embodiment 35 as embodiment 1, for any one given sequence in the M sequence, the U2 calculates the corresponding reference quantity of the given sequence according to { constellation design of each symbol, reception value of first wireless signal in the UE in first symbolic blocks corresponding to the given sequence }.
One sub- embodiment of the sub- embodiment 35 as embodiment 1, the reference quantity are maximum likelihood probability (maximum likelihood probability).
Sub- embodiment 36 as embodiment 1, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As the sub- embodiment 37 of embodiment 1, the downlink information is by the U2 for determining the P candidate value group.
As the sub- embodiment 38 of embodiment 1, the candidate value group includes a candidate value.
As the sub- embodiment 39 of embodiment 1, the candidate value group includes multiple candidate values.
As the sub- embodiment 40 of embodiment 1, index of the first candidate value group in the P candidate value group is associated with the Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by X-QAM to obtain, and the X is 2 positive integer power, and the X is identical for the Q set of symbols.The absolute value of the angle value is equal to 0 or greater than 0.
Sub- embodiment 41 as embodiment 1, index of the first candidate value group in the P candidate value group is by the N1 for determining First ray, the First ray includes the Q angle value, the First ray belongs to First ray set, the First ray set includes M sequence, the M is greater than 1 positive integer, and index of the first candidate value group in the P candidate value group is related to index of the First ray in the First ray set.
One sub- embodiment of the sub- embodiment 41 as embodiment 1, the M sequence is respectively by the U2 for determining M reference quantity, target sequence is used to determine the first candidate value group in the P candidate value group by the U2 in the index in the First ray set, and the target sequence is the sequence of the corresponding maximum reference quantity in the M sequence.
As the sub- embodiment 42 of embodiment 1, U2 constellation design according to corresponding at least one symbol in first symbolic blocks determines the first candidate value group from the P candidate value group.
As the sub- embodiment 43 of embodiment 1, U2 constellation design according to corresponding to the symbol in the Q1 set of symbols determines the first candidate value group from the P candidate value group.
As the sub- embodiment 44 of embodiment 1, first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits is by the N1 for generating second sub-blocks of bits.
One sub- embodiment of the sub- embodiment 44 as embodiment 1, second sub-blocks of bits are the CRC bit blocks of first sub-blocks of bits.
One sub- embodiment of the sub- embodiment 44 as embodiment 1, second sub-blocks of bits are the CRC bit blocks of first sub-blocks of bits by the bit block after scrambling code.
As the sub- embodiment 45 of embodiment 1, the downlink information indicates the association between the Z and the Q angle value.
As the sub- embodiment 46 of embodiment 1, the downlink information indicates association of the first candidate value group between the corresponding constellation design of symbol in the index and first symbolic blocks in the P candidate value group.
As the sub- embodiment 47 of embodiment 1, the downlink information indicates association of the first candidate value group between the index and the Q angle value in the P candidate value group.
As the sub- embodiment 48 of embodiment 1, the downlink information is carried by high-level signaling.
One sub- embodiment of the sub- embodiment 48 as embodiment 1, the downlink information is carried by RRC signaling.
As the sub- embodiment 49 of embodiment 1, the downlink information is semi-statically configured.
As the sub- embodiment 50 of embodiment 1, the downlink information is that cell is public.
As the sub- embodiment 51 of embodiment 1, the downlink information is UE specific (UE-specific).
As the sub- embodiment 52 of embodiment 1, first wireless signal is UE specific.
One sub- embodiment of the sub- embodiment 52 as embodiment 1, down physical layer signaling specific for cell or the specific down physical layer signaling of set of terminal, it is A-QAM that modulation mapper, which uses corresponding constellation design, and the A is 2 positive integer power.
One sub- embodiment of the sub- embodiment 52 as embodiment 1, the A are equal to the X.
One sub- embodiment of the sub- embodiment 52 as embodiment 1, the A are not equal to the X.
Sub- embodiment 53 as embodiment 1, the downlink information is also by the U2 for determining position of the Q1 set of symbols in the Q set of symbols, constellation design corresponding to the symbol in the Q1 set of symbols is associated with the Z, and constellation design corresponding to the symbol in the set of symbols of the Q1 set of symbols is not belonging in the Q set of symbols and the Z is unrelated.
As the sub- embodiment 54 of embodiment 1, the Z is used for determining the explanation of the bit in first bit block.
Sub- embodiment 55 as embodiment 1, the K candidate value respectively corresponds K kind DCI format (Format), and the DCI format corresponding to all candidate values in the first candidate value group determines the explanation of bit in first bit block to the U2 respectively.
One sub- embodiment of the sub- embodiment 55 as embodiment 1, to any candidate value in the first candidate value group, the U2 determines the explanation of bit in first bit block according to DCI format corresponding to any candidate value, then CRC check is carried out to the bit in first bit block according to described explain, if check results correctly if judge that DCI format corresponding to any candidate value is the corresponding DCI format of first bit block；Otherwise judge that DCI format corresponding to any candidate value is not the corresponding DCI format of first bit block.
As the sub- embodiment 56 of embodiment 1, first bit block includes Downlink Control Information.
One sub- embodiment of the sub- embodiment 56 as embodiment 1, at least one of described Downlink Control Information instruction corresponding data { occupied time-domain resource, occupied frequency domain resource, MCS, RV, NDI, HARQ process number }.
As the sub- embodiment 57 of embodiment 1, the box F1 in attached drawing 1 exists.
As the sub- embodiment 58 of embodiment 1, the box F1 in attached drawing 1 is not present.
Embodiment 2
Embodiment 2 illustrates the schematic diagram of the relationship between constellation design corresponding to the symbol in the quantity and the first symbolic blocks of the bit in the first bit block, as shown in Fig. 2.
In example 2, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes positive integer symbol in the set of symbols.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.The K candidate value is divided into P candidate value group, and each candidate value group includes the positive integer candidate value, and the P is greater than 1 positive integer.First candidate value group is a candidate value group in the P candidate value group, and the Z belongs to the first candidate value group.Index of the first candidate value group in the P candidate value group is associated with Q angle value, and the Q angle value and the Q set of symbols correspond.For giving the set of symbols, corresponding constellation design is to rotate the corresponding angle value by QPSK to obtain.The absolute value of the angle value is equal to 0 or greater than 0.
In fig 2, when the Z belongs to candidate value group #0, i.e., index of the described first candidate value group in the P candidate value group is equal to 0, the Q angle value is { 30 °, -30 ° ..., 45 ° } respectively；When the Z belongs to candidate value group #1, i.e., index of the described first candidate value group in the P candidate value group is equal to 1, the Q angle value is { -30 °, 45 ° ..., 30 ° } respectively；When the Z belongs to candidate value group #P-1, i.e., index of the described first candidate value group in the P candidate value group is equal to P-1, the Q angle value is { 45 °, 30 ° ..., -30 ° } respectively.
As the sub- embodiment 1 of embodiment 2, the association (Association) of the index of the Q angle value and the first candidate value group in the P candidate value group is default (not needing the configuration of downlink signaling).
Sub- embodiment 2 as embodiment 2, for any symbol in first symbolic blocks, index of the quantity and the first candidate value group for the constellation point (Constellationpoints) for including in the corresponding constellation design of any symbol in the P candidate value group is unrelated.
As the sub- embodiment 3 of embodiment 2, the quantity for the constellation point for including in the corresponding constellation design of all symbols in first symbolic blocks is identical.
As the sub- embodiment 4 of embodiment 2, the constellation design does not include the quantity of constellation point.
As the sub- embodiment 5 of embodiment 2, the bit in first bit block is arranged successively.
As the sub- embodiment 6 of embodiment 2, the symbol in first symbolic blocks is to be arranged successively 's.
As the sub- embodiment 7 of embodiment 2, the K candidate value respectively corresponds K kind DCI format (Format).
As the sub- embodiment 8 of embodiment 2, angle value described in any two in the Q angle value is unequal.
As the sub- embodiment 9 of embodiment 2, index of the first candidate value group in the P candidate value group is used for determining that First ray, the First ray include the Q angle value.For example, in fig 2, when the Z belongs to candidate value group #0, i.e., index of the described first candidate value group in the P candidate value group is equal to 0, the First ray is { 30 °, -30 ° ..., 45 ° }；When the Z belongs to candidate value group #1, i.e., index of the described first candidate value group in the P candidate value group is equal to 1, the First ray is { -30 °, 45 ° ..., 30 ° }；When the Z belongs to candidate value group #P-1, i.e., index of the described first candidate value group in the P candidate value group is equal to P-1, the First ray is { 45 °, 30 ° ..., -30 ° }.
One sub- embodiment of the sub- embodiment 9 as embodiment 2, the First ray belongs to First ray set, the First ray set includes M sequence, the M is greater than 1 positive integer, and index of the first candidate value group in the P candidate value group is related to index of the First ray in the First ray set.
One sub- embodiment of the sub- embodiment 9 as embodiment 2, the M sequence is respectively by the target receiver of first wireless signal in the present invention for determining M reference quantity, target sequence is used to determine the first candidate value group in the P candidate value group by the target receiver of first wireless signal in the index in the First ray set, and the target sequence is the sequence of the corresponding maximum reference quantity in the M sequence.
One sub- embodiment of the sub- embodiment 9 as embodiment 2, the reference quantity are maximum likelihood probability (maximum likelihood probability).
As the sub- embodiment 10 of embodiment 2, the quantity for the candidate value that the different candidate value group of any two includes is identical.
As the sub- embodiment 11 of embodiment 2, the quantity that at least there is the candidate value that two different candidate value groups include is different.
As the sub- embodiment 12 of embodiment 2, the candidate value group includes a candidate value.
As the sub- embodiment 13 of embodiment 2, the candidate value group includes multiple candidate values.
As the sub- embodiment 14 of embodiment 2, any candidate value belongs to the candidate value Group.
As the sub- embodiment 15 of embodiment 2, there is no a candidate values to belong to two different candidate value groups simultaneously.
Embodiment 3
Embodiment 3 illustrates the schematic diagram of the relationship between the first bit block and the first wireless signal, as shown in Fig. 3.
In embodiment 3, the bit in first bit block is used for the input of the channel coding in the present invention.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.First bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
As the sub- embodiment 1 of embodiment 3, the channel coding includes rate-matched.
As the sub- embodiment 2 of embodiment 3, constellation design corresponding to the partial symbols in first symbolic blocks is related to the Z, and constellation design corresponding to remaining symbol in first symbolic blocks and the Z are unrelated.
As the sub- embodiment 3 of embodiment 3, constellation design corresponding to all symbols in first symbolic blocks is related to the Z.
As the sub- embodiment 4 of embodiment 3, for any symbol in first symbolic blocks, the quantity for the constellation point (Constellation points) for including in the corresponding constellation design of any symbol and the Z are unrelated.
As the sub- embodiment 5 of embodiment 3, the quantity for the constellation point for including in the corresponding constellation design of all symbols in first symbolic blocks is identical.
As the sub- embodiment 6 of embodiment 3, the input of the channel coding includes { all bits in first bit block, all bits in the second bit block }, and the value of all bits in second bit block is preset.
One sub- embodiment of the sub- embodiment 6 as embodiment 3, in second bit block All bits are all 0.
As the sub- embodiment 7 of embodiment 3, all bits in first bit block constitute the input of the channel coding.
As the sub- embodiment 8 of embodiment 3, first symbolic blocks are the output successively passed through after scrambling code (Scrambling) and modulation mapper (Modulation Mapper) by the output of the channel coding.
As the sub- embodiment 9 of embodiment 3, whole symbols in first symbolic blocks be used to generate first wireless signal.
As the sub- embodiment 10 of embodiment 3, partial symbols and the second symbolic blocks in first symbolic blocks be used to generate first wireless signal.
One sub- embodiment of the sub- embodiment 10 as embodiment 3, second symbolic blocks include reference signal.
One sub- embodiment of the sub- embodiment 10 as embodiment 3, second symbolic blocks include CSI-RS.
One sub- embodiment of the sub- embodiment 10 as embodiment 3, second symbolic blocks and first symbolic blocks are unrelated.
Sub- embodiment 11 as embodiment 3, first wireless signal is that whole symbols in first symbolic blocks successively pass through layer mapper (Layer Mapper), precoding (Precoding), output after (Generation) occurs for resource particle mapper (Resource Element Mapper), wideband symbol.
As the sub- embodiment 12 of embodiment 3, first wireless signal is that the partial symbols and second symbolic blocks in first symbolic blocks successively pass through layer mapper, precoding, resource particle mapper, the output after wideband symbol generation.
Sub- embodiment 13 as embodiment 3, first wireless signal is that whole symbols in first symbolic blocks successively pass through layer mapper, conversion precoder (transform precoder, for generating complex valued signals), precoding, resource particle mapper, the output after wideband symbol generation.
As the sub- embodiment 14 of embodiment 3, first wireless signal is that the partial symbols and second symbolic blocks in first symbolic blocks successively pass through layer mapper, conversion precoder, precoding, resource particle mapper, the output after wideband symbol generation.
As the sub- embodiment 15 of embodiment 3, the wideband symbol is OFDM symbol.
As the sub- embodiment 16 of embodiment 3, the wideband symbol is FBMC symbol.
As the sub- embodiment 17 of embodiment 3, the wideband symbol is DFT-S-OFDM symbol.
As the sub- embodiment 18 of embodiment 3, the channel coding is polar code.
As the sub- embodiment 19 of embodiment 3, the channel coding is one of { LDPC code, turbo code, convolutional code }.
As the sub- embodiment 20 of embodiment 3, second sub-blocks of bits is the CRC bit block of first sub-blocks of bits.
As the sub- embodiment 21 of embodiment 3, second sub-blocks of bits is the CRC bit block of first sub-blocks of bits by the bit block after scrambling code.
As the sub- embodiment 22 of embodiment 3, the scrambler sequence that the scrambling code uses is related with the mark of the target receiver of first wireless signal.
One sub- embodiment of the sub- embodiment 22 as embodiment 3, the mark of the target receiver of first wireless signal is RNTI.
Embodiment 4
Embodiment 4 illustrates the schematic diagram of position of the Q set of symbols in the first symbolic blocks, as shown in Fig. 4.
In example 4, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.Position of all symbols in first symbolic blocks in the set of symbols is continuous.
As the sub- embodiment 1 of embodiment 4, position of all symbols in first symbolic blocks is default (i.e. the division of set of symbols does not need signal deployment) in the set of symbols.
As the sub- embodiment 2 of embodiment 4, the Q is related with the quantity of bit in first bit block in the present invention.
One sub- embodiment of the sub- embodiment 2 as embodiment 4, when the quantity of the bit in first bit block is equal to x1, the Q is equal to q1；When the quantity of the bit in first bit block is equal to y1, the Q is equal to p1.Wherein, the y1 is less than the x1, and the p1 is less than or equal to the q1.The x1, the y1 and the q1, the p1 are positive integer respectively.
As the sub- embodiment 3 of embodiment 4, the Q is related with the quantity of the symbol in first symbolic blocks.
One sub- embodiment of the sub- embodiment 3 as embodiment 4, when the quantity of the symbol in first symbolic blocks is equal to x2, the Q is equal to q2；When the quantity of the symbol in first symbolic blocks is equal to y2, the Q is equal to p2.Wherein, the y2 is less than the x2, and the p2 is less than or equal to the q2.The x2, the y2 and the q2, the p2 are positive integer respectively.
As the sub- embodiment 4 of embodiment 4, the Q is fixed.
Embodiment 5
Embodiment 5 illustrates the schematic diagram of position of the Q set of symbols in the first symbolic blocks, as shown in Fig. 5.
In embodiment 5, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.Position of the symbol described in any two in the set of symbols in first symbolic blocks is discontinuous.
As the sub- embodiment 1 of embodiment 5, any Q continuous symbols in first symbolic blocks are belonging respectively to the Q set of symbols.
As the sub- embodiment 2 of embodiment 5, position of all symbols in first symbolic blocks is default (i.e. the division of set of symbols does not need signal deployment) in the set of symbols.
Embodiment 6
Embodiment 6 illustrates the structural block diagram of the processing unit in the base station for wireless communication, as shown in Fig. 6.
In figure 6, base station apparatus 200 is mainly made of first processing module 201 and the first sending module 202.
First processing module 201 is for executing channel coding；First sending module 202 is for sending the first wireless signal.
In embodiment 6, the bit in the first bit block is used for the input of the channel coding by the first processing module 201.Some or all of symbol in first symbolic blocks sends mould by first Block 202 for generating first wireless signal, first symbolic blocks is generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
As the sub- embodiment 1 of embodiment 6, first symbolic blocks include Q set of symbols, constellation design corresponding to the symbol in each set of symbols be it is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
Sub- embodiment 2 as embodiment 6, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols
Sub- embodiment 3 as embodiment 6, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As the sub- embodiment 4 of embodiment 6, first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits is by first processing module 201 for generating second sub-blocks of bits.
As the sub- embodiment 5 of embodiment 6, the first processing module 201 is also used to send downlink information.Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
As the sub- embodiment 6 of embodiment 6, the Z is used for determining the explanation of the bit in first bit block.
As the sub- embodiment 7 of embodiment 6, first bit block includes Downlink Control Information.
Embodiment 7
Embodiment 7 illustrates the structural block diagram of the processing unit in the UE for wireless communication, such as attached Shown in Fig. 7.
In fig. 7, UE device 300 is mainly made of the first receiving module 301 and Second processing module 302.
First receiving module 301 is for receiving the first wireless signal；Second processing module 302 is for executing channel decoding.
In embodiment 7, the bit in the first bit block is used for the input of the corresponding channel coding of the channel decoding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
As the sub- embodiment 1 of embodiment 7, first symbolic blocks include Q set of symbols, constellation design corresponding to the symbol in each set of symbols be it is identical, the Q is 1, includes the positive integer symbol in the set of symbols.
Sub- embodiment 2 as embodiment 7, first symbolic blocks include Q set of symbols, the Q is greater than 1 positive integer, constellation design corresponding to symbol in each set of symbols is identical, the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols, includes the positive integer symbol in the set of symbols.
Sub- embodiment 3 as embodiment 7, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, first candidate value group is a candidate value group in the P candidate value group, the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
As the sub- embodiment 4 of embodiment 7, first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
As the sub- embodiment 5 of embodiment 7, the Second processing module 302 is also used to receive downlink information.Wherein, the downlink information is by the Second processing module 302 for determining { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, the P At least one of a candidate value group }.
As the sub- embodiment 6 of embodiment 7, the Z is used to determine the explanation of the bit in first bit block by the Second processing module 302.
As the sub- embodiment 7 of embodiment 7, first bit block includes Downlink Control Information.
Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can instruct related hardware to complete by program, described program be can store in computer readable storage medium, such as read-only memory, hard disk or CD etc..Optionally, one or more integrated circuit can be used also to realize in all or part of the steps of above-described embodiment.Correspondingly, each modular unit in above-described embodiment, can be realized using example, in hardware, can also realize that the application is not limited to the combination of the software and hardware of any particular form by the form of software function module.UE or terminal in the present invention include but is not limited to mobile phone, tablet computer, notebook, card of surfing Internet, Internet of Things communication module, vehicular communication equipment, NB-IOT terminal, the wireless telecom equipments such as eMTC terminal.Base station or system equipment in the present invention include but is not limited to macrocell base stations, microcell base station, Home eNodeB, the wireless telecom equipments such as relay base station.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.All within the spirits and principles of the present invention, any modification made, equivalent replacement, improve etc., it should all be included in the protection scope of the present invention.

Claims (16)

  1. A method of in the base station that be used to wirelessly communicate, wherein include the following steps:
    Step A. executes channel coding；
    Step B. sends the first wireless signal.
    Wherein, the bit in the first bit block is used for the input of the channel coding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
  2. The method according to claim 1, wherein first symbolic blocks include Q set of symbols, constellation design corresponding to the symbol in each set of symbols is identical.The Q is greater than 1 positive integer, and the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols；Or the Q is 1.It include the positive integer symbol in the set of symbols.
  3. According to claim 1, method described in 2, it is characterized in that, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, and the first candidate value group is a candidate value group in the P candidate value group, and the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
  4. According to claim 1,2, method described in 3, which is characterized in that first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
  5. Method described in -4 according to claim 1, which is characterized in that the step A further includes following steps:
    Step A0. sends downlink information.
    Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
  6. Method described in -5 according to claim 1, which is characterized in that the Z is used for determining the explanation of the bit in first bit block.
  7. Method described in -6 according to claim 1, which is characterized in that first bit block includes Downlink Control Information.
  8. A method of in the UE that be used to wirelessly communicate, wherein include the following steps:
    Step A. receives the first wireless signal；
    Step B. executes channel decoding.
    Wherein, the bit in the first bit block is used for the input of the corresponding channel coding of the channel decoding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
  9. According to the method described in claim 8, constellation design corresponding to the symbol in each set of symbols is identical it is characterized in that, first symbolic blocks include Q set of symbols.The Q is greater than 1 positive integer, and the different corresponding constellation design of the set of symbols of any two is different in the Q set of symbols；Or the Q is 1.It include the positive integer symbol in the set of symbols.
  10. According to claim 8, method described in 9, it is characterized in that, the K candidate value is divided into P candidate value group, each candidate value group includes the positive integer candidate value, and the first candidate value group is a candidate value group in the P candidate value group, and the Z belongs to the first candidate value group, constellation design corresponding at least one symbol in first symbolic blocks is related to index of the first candidate value group in the P candidate value group, and the P is greater than 1 positive integer.
  11. According to claim 8, method described in 9,10, which is characterized in that first bit block includes the first sub-blocks of bits and the second sub-blocks of bits, and the CRC bit block of first sub-blocks of bits be used to generate second sub-blocks of bits.
  12. According to method described in claim 8-11, which is characterized in that the step B further includes following steps:
    Step B0. receives downlink information.
    Wherein, the downlink information is used for determining at least one of { association of symbol corresponding constellation design and the Z in first symbolic blocks, the K candidate value, described P candidate value group }.
  13. According to method described in claim 8-12, which is characterized in that the Z is used for determining the explanation of the bit in first bit block.
  14. According to method described in claim 8-13, which is characterized in that first bit block includes Downlink Control Information.
  15. A kind of base station equipment that be used to wirelessly communicate, wherein including following module:
    First processing module: for executing channel coding；
    First sending module: for sending the first wireless signal.
    Wherein, the bit in the first bit block is used for the input of the channel coding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
  16. A kind of user equipment that be used to wirelessly communicate, wherein including following module:
    First receiving module: for receiving the first wireless signal；
    Second processing module: for executing channel decoding.
    Wherein, the bit in the first bit block is used for the input of the corresponding channel coding of the channel decoding.Some or all of symbol in first symbolic blocks be used to generate first wireless signal, and first symbolic blocks are generated and the output to the channel coding executes modulation mapping.The quantity of bit in first bit block is Z, and the Z is a candidate value in K candidate value, and the candidate value is positive integer, and the K is greater than 1 positive integer.Constellation design corresponding at least one symbol in first symbolic blocks is related to the Z.Candidate value described in any two in the K candidate value is unequal.First symbolic blocks include positive integer symbol.
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