WO2019096067A1 - 确定序列组的方法及装置,确定循环移位的方法及装置 - Google Patents
确定序列组的方法及装置,确定循环移位的方法及装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
- H04L27/2607—Cyclic extensions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2676—Blind, i.e. without using known symbols
- H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0074—Code shifting or hopping
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/0012—Hopping in multicarrier systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
Definitions
- the present disclosure relates to, but is not limited to, the field of communications.
- the system of the new generation mobile communication system namely, New Radio (NR), how the uplink control channel (Physical Uplink Control CHannel, abbreviated as PUCCH) determines its own sequence group has not been determined.
- the NR system has a PUCCH format, and carries a ACK information, a NACK information, and a reference signal (Reference Signal) fed back by the user equipment (UE) through a sequence of different cyclic shifts (Cyclic Shift, CS for short).
- RS Reference Signal
- CBG code block group
- HARQ- Hybrid Automatic Repeat Request-Acknowledge
- ACK can be fed back according to CBG, and the base station retransmits the CBG that is not correctly decoded without retransmitting the entire transport block (Transport Block, TB for short) (generally, one TB can contain multiple CBGs), so that Helps reduce the amount of data that is retransmitted.
- the NR system also supports that if the UE configures the CBG retransmission mechanism, when the base station uses the fallback DCI (a DCI format) to schedule the TB for the UE, if the UE feeds back the HARQ-ACK for the TB, When multiplexing with other HARQ-ACKs, the UE should feed back the TB level HARQ-ACK. That is to say, in the above case, the HARQ-ACK of the CBG level is invalid.
- the fallback DCI a DCI format
- the base station uses the Downlink Control Information (DCI) to schedule the TB for the UE, and the UE feeds the HARQ-ACK for the TB.
- DCI Downlink Control Information
- the PUCCH of the NR is configured with a start symbol, a persistent symbol number, and a frequency hopping, a starting CS index, etc., in a scheduling unit (e.g., a slot) to determine a specific resource or the like when the PUCCH is transmitted.
- a scheduling unit e.g., a slot
- one PUCCH can be started from a certain symbol in the scheduling unit, lasting N symbols, and hopping, starting CS index, and the like.
- the start symbol of the PUCCH in the scheduling unit is changed and is configured by the base station.
- the number of symbols of the PUCCH is also configured by the base station.
- the symbol position of each hopping frequency (which can be expressed as hop in English) also changes.
- the starting position of the PUCCH in the subframe is fixed in LTE, the number of symbols is also fixed, and the frequency hopping position is also fixed.
- ACK and/or NACK bit information through orthogonal sequences.
- different CSs carrying a sequence this sequence is referred to as a sequence group, also called a base sequence
- NACK, and RS information the sequence group for how to determine the channel or signal such as PUCCH is not conclusive.
- Embodiments of the present disclosure provide a method and apparatus for determining a sequence group, and a method and apparatus for determining a CS.
- a method for determining a sequence group includes: determining a symbol index of a first Orthogonal Frequency Division Mulitiplexing (OFDM) symbol in a scheduling unit; The symbol index determines a sequence group used by a channel or signal on the scheduling unit.
- OFDM Orthogonal Frequency Division Mulitiplexing
- a method for determining a sequence group comprising: acquiring a plurality of symbol groups of a scheduling unit in which a channel or a signal is located; acquiring, according to the plurality of symbol groups, using the scheduling unit a plurality of sequence groups; the plurality of sequence groups are used on the channel or signal in accordance with a preset rule.
- a method of determining a CS comprising: determining a symbol index of a fifth designated OFDM symbol in a scheduling unit; determining a channel or signal on the scheduling unit according to the symbol index CS used.
- a method for determining a CS comprising: acquiring a plurality of symbol groups of a scheduling unit in which a channel or a signal is located; acquiring, according to the plurality of symbol groups, using the scheduling unit CS; the plurality of CSs are used on the channel or signal according to a preset rule.
- an apparatus for determining a sequence group comprising: a first determining module configured to determine a symbol index of a first designated OFDM symbol in a scheduling unit; and a second determining module configured to A sequence group of channels or signals used on the scheduling unit is determined based on the symbol index.
- an apparatus for determining a sequence group including: a first acquiring module configured to acquire a plurality of symbol groups of a scheduling unit where a channel or a signal is located; and a second acquiring module configured to Obtaining, according to the plurality of symbol groups, a plurality of sequence groups used by the scheduling unit; and the first application module is configured to use the plurality of sequence groups on the channel or signal according to a preset rule.
- an apparatus for determining a CS including: a third determining module configured to determine a symbol index of a fifth designated OFDM symbol in a scheduling unit; and a fourth determining module configured to The symbol index determines the CS used by the channel or signal on the scheduling unit.
- an apparatus for determining a CS including: a third acquiring module configured to acquire a plurality of symbol groups of a scheduling unit where a channel or a signal is located; and a fourth acquiring module configured to The plurality of symbol packets acquires a plurality of CSs used by the scheduling unit; and the second application module is configured to use the plurality of CSs on the channel or signal according to a preset rule.
- a storage medium comprising a stored program, wherein the program executes the above-described method of determining a sequence group when the program is running, or performs the above-described method of determining CS.
- a processor configured to execute a program, wherein the program executes the above-described method of determining a sequence group when the program is running, or performs the above-described method of determining CS.
- the symbol index of the first designated OFDM symbol in the scheduling unit is obtained, and the sequence group used by the channel or the signal is determined according to the symbol index, and the foregoing technical solution solves the problem that the channel or the signal cannot be determined in the related art.
- the problem of sequence group or CS enables the determination of the sequence group or CS used by the channel or signal in accordance with the symbol index of the specified OFDM in the scheduling unit.
- FIG. 1 is a flow chart of a method of determining a sequence group in accordance with an embodiment of the present disclosure.
- a mobile communication network including but not limited to a 5G mobile communication network
- the network architecture of the network may include a network side device (for example, a base station) and a terminal.
- a network side device for example, a base station
- an information transmission method that can be run on the network architecture is provided. It should be noted that the operating environment of the foregoing information transmission method provided in the embodiment of the present application is not limited to the foregoing network architecture.
- FIG. 1 is a flowchart of a method for determining a sequence group according to an embodiment of the present disclosure. As shown in FIG. 1, the process includes the following steps. :
- Step S102 determining a symbol index of the first designated OFDM symbol in the scheduling unit
- Step S104 determining a sequence group used by the channel or signal on the scheduling unit according to the symbol index.
- the symbol index of the first specified OFDM symbol in the scheduling unit is obtained, and the sequence group used by the channel or the signal is determined according to the symbol index.
- the foregoing technical solution solves the problem that the channel or the signal cannot be determined in the related art.
- the problem of sequence group or CS enables the determination of the sequence group or CS used by the channel or signal in accordance with the symbol index of the specified OFDM in the scheduling unit.
- the execution body of the foregoing steps may be a base station, a terminal, or the like, but is not limited thereto.
- determining a second designated OFDM symbol in the channel or signal is the first designated OFDM symbol.
- determining the first OFDM symbol in the channel or signal is the second designated OFDM symbol.
- This alternative embodiment may correspond to the following application embodiment 1.
- the method further includes determining, according to a symbol index of the third specified OFDM symbol in the scheduling unit in the hopping unit, the sequence used by the one hopping frequency. group.
- This alternative embodiment may correspond to the subsequent application embodiment 2.
- determining that the first OFDM symbol in the frequency hopping is the third designated OFDM symbol.
- the designated symbol in the scheduling unit is configured by the base station of the two communication parties as the second designated OFDM symbol.
- This alternative embodiment may correspond to the subsequent application embodiment 3.
- configuring, by the base station of the two communication units, the designated symbol in the scheduling unit to be the second designated OFDM symbol including: when multiple channels or signals are multiplexed, the base station indicates the One of the plurality of channels or signals uses one of the commonly multiplexed OFDM symbols as the second designated OFDM symbol.
- determining a sequence group used by the channel or signal according to the symbol index includes: using, according to an OFDM symbol on a channel or a signal of each segment a second specified OFDM symbol of the segment; determining a sequence group used by the segment channel or signal according to a symbol index corresponding to the second specified OFDM symbol.
- This alternative embodiment may correspond to the subsequent application embodiment 4.
- the method further includes: determining a corresponding symbol index of each OFDM symbol in the scheduling unit in the channel or signal; determining, according to the symbol index, a sequence group corresponding to each of the OFDM symbols respectively .
- This alternative embodiment may correspond to the subsequent application embodiment 6.
- the method further includes determining that the fourth designated uplink OFDM symbol in the scheduling unit where the channel or signal is located is the first designated OFDM symbol.
- This alternative embodiment may correspond to the subsequent application embodiment 5.
- the method further comprises: determining a sequence group used by different frequency hopping according to a symbol index of different uplink OFDM symbols in the scheduling unit.
- sequence group used by the channel or signal is determined according to the symbol index by the following formula:
- the u represents an index of a sequence group
- the Q is equal to a total number of sequence groups
- the f ss definition is determined by a cell physical ID
- the n s is a number of a scheduling unit
- the l is a symbol in a scheduling a symbol index in the unit
- the N is the number of symbols included in each scheduling unit
- the c(i) is a pseudo-random sequence whose initial value is Said Is the cell physical ID of the cell, or a virtual cell physical ID configured by the upper layer.
- the channel or signal includes one of: a PUCCH channel; a physical uplink shared channel (PUSCH) channel; a channel sounding reference (SRS) signal; a mini-slot; scheduling in a slot according to a non-slot Channel or signal.
- PUSCH physical uplink shared channel
- SRS channel sounding reference
- Step 1 acquiring a plurality of symbol groups of a scheduling unit where a channel or a signal is located;
- Step 2 acquiring multiple sequence groups used by the scheduling unit according to the multiple symbol groups
- Step three using the plurality of sequence groups on the channel or signal according to a preset rule.
- the channel or signal comprises one of: a PUCCH channel; a PUSCH channel; an SRS signal; a mini-slot; a channel or signal scheduled in a slot according to a non-slot.
- a method of determining a CS comprising the steps of:
- Step 1 determining a symbol index of the fifth designated OFDM symbol in the scheduling unit
- Step 2 Determine a CS used by the channel or signal on the scheduling unit according to the symbol index.
- determining a sixth designated OFDM symbol in the channel or signal is the fifth designated OFDN symbol.
- determining the first OFDM symbol in the channel or signal is the sixth designated OFDM symbol.
- This alternative embodiment may correspond to the subsequent application embodiment 7.
- the method further includes: determining, according to a symbol index of the seventh specified OFDM symbol in the hopping unit in the scheduling unit, the CS used by the frequency hopping.
- This alternative embodiment may correspond to the subsequent application embodiment 8.
- determining the first OFDM symbol in the frequency hopping is the seventh designated OFDM symbol.
- the designated symbol in the scheduling unit is configured by the base station of the two communication parties as the sixth designated OFDM symbol.
- This alternative embodiment may correspond to the subsequent application embodiment 9.
- configuring, by the base station of the two communication units, the designated symbol in the scheduling unit to be the sixth designated OFDM symbol including: when multiple channels or signals are multiplexed, the base station indicates the One of the plurality of channels or signals uses one of the commonly multiplexed OFDM symbols as the sixth designated OFDM symbol.
- the channel or signal is divided into multiple segments, determining, according to the symbol index, the CS used by the channel or signal, including: using one OFDM symbol on a channel or a signal of each segment as the segment a sixth designated OFDM symbol; determining a CS used by the segment of the channel or signal in accordance with the sixth designated OFDM symbol.
- This alternative embodiment may correspond to the specific embodiment 10 that follows.
- the method further includes: determining a corresponding symbol index of each OFDM symbol in the scheduling unit in the channel or signal; determining, according to the symbol index, a CS used by each of the corresponding OFDM symbols.
- This alternative embodiment may correspond to the specific embodiment 12 that follows.
- the method further includes determining that the eighth specified uplink OFDM symbol in the scheduling unit where the channel or signal is located is the fifth designated OFDM symbol.
- This alternative embodiment may correspond to the subsequent application embodiment 11.
- determining a symbol index corresponding to the first uplink symbol in the scheduling unit is the eighth specified uplink OFDM symbol index.
- the method further comprises: determining, according to a symbol index of different uplink symbols in the scheduling unit, a CS used by different frequency hopping.
- n CS is the CS used by the channel or signal
- n s is the number of the scheduling unit
- the l is the symbol index of the symbol in the scheduling unit
- the N is the number of symbols included in each scheduling unit.
- the c(i) is a pseudo-random sequence whose initial value is Said It is the cell physical ID of the cell or a virtual cell physical ID configured by the upper layer
- the CS 0 is an initial CS pre-configured by the base stations of the two communicating parties.
- the channel or signal comprises one of: a PUCCH channel; a PUSCH channel; an SRS signal; a mini-slot; a channel or signal scheduled in a slot according to a non-slot.
- a method of determining a CS comprising the steps of:
- Step 1 acquiring a plurality of symbol groups of a scheduling unit where a channel or a signal is located;
- Step 2 acquiring multiple CSs used by the scheduling unit according to the multiple symbol groups
- step three the plurality of CSs are used on the channel or signal according to a preset rule.
- the channel or signal comprises one of: a PUCCH channel; a PUSCH channel; an SRS signal; a mini-slot; a channel or signal scheduled in a slot according to a non-slot.
- the sequence group describing the PUCCH is a sequence group calculated according to the symbol position of its start symbol in the slot, and the sequence group is used as the PUCCH (including each frequency hopping).
- a scheduling unit for example, a slot, which is described below by taking slot as an example
- 14 OFDM symbols are included, and the numbers are from 0 to 13.
- the PUCCH of a user equipment (UE) is configured with a start symbol of symbol 2 for 10 symbols, that is, the symbols used by the PUCCH are symbols 2 to 11. Regardless of whether it is frequency hopping or not. Since the start symbol of the PUCCH in the slot is changed, and the number of persistent symbols is also configured, the frequency hopping position of the PUCCH also changes.
- the base station and the UE derive the sequence group of the PUCCH according to the following equation.
- u denotes the index of the sequence group.
- Q is 30, which is equal to the total number of sequence groups.
- f ss is defined from the physical ID of the cell. For details, refer to section 5.5.1.3 of 36.211 of the Long Term Evolution (LTE) protocol.
- n s is the number of the scheduling unit, which is valued according to the definition in the NR system.
- l (lowercase of L) is the symbol number, from 0 to 13
- N is the number of symbols contained in each slot
- the value in NR is 14.
- c(i) is a pseudo-random sequence whose initial value is Is the cell physical ID of the cell, or a virtual cell physical ID configured by the upper layer.
- Equations 1 and 2 the sequence group corresponding to each OFDM symbol in one slot can be calculated.
- the start symbol of the PUCCH is the symbol 2
- the sequence group used by the PUCCH is the sequence group calculated when the value of l is 2.
- the sequence group describing each frequency hopping of the PUCCH is a sequence group calculated according to the symbol position of the start symbol of each hop in the slot, and the sequence group is used as the PUCCH. Frequency hopping.
- the frequency hopping position of the PUCCH is also changed.
- the symbol position of a symbol in the slot is used to calculate the sequence group.
- OFDM symbols there are 14 OFDM symbols in a slot, numbered from 0 to 13.
- the PUCCH of a UE is configured with a start symbol of symbol 2 for 10 symbols, that is, the symbols used by the PUCCH are symbols 2 to 11, and the frequency hopping pattern is 5/5 frequency hopping, that is, the first 5 The symbols are one frequency hopping, and the last five symbols are one frequency hopping, so that it corresponds to the slot, that is, the frequency hopping symbol of the PUCCH is between symbol 6 and symbol 7.
- the base station and the UE calculate the sequence group according to Equations 1 and 2 in Application Example 1.
- l takes a value of 2
- l takes a value of 7.
- the value can be set according to the convention. The specific calculation will not be described again.
- the sequence group used by the symbol position of a certain symbol in the slot can be calculated for use in the entire PUCCH.
- the symbol position of the certain symbol in the slot may be configured by the base station.
- the sequence group used by the PUCCH is calculated according to a certain symbol, and the main purpose is to support possible flexible multiplexing.
- one PUCCH has 10 symbols and the other PUCCH has 6 symbols. It is assumed that there is no frequency hopping (if the frequency hopping, the principle described below is unchanged).
- the 6-symbol PUCCH multiplex uses the same resource in the last 6 symbols of the 10 symbol PUCCH, and is multiplexed by CS or Orthogonal Cover Code (OCC). It is required that the two PUCCHs have the same sequence group among the multiplexed 6 symbols, so at this time, the sequence group of the PUCCH of 10 symbols calculates the symbol of the first symbol in the slot of the multiplexed 6 symbols.
- the position is calculated (the calculation method is the same as the application example 1).
- the sequence group of the 6-symbol PUCCH is calculated according to the symbol position of the first symbol of the PUCCH in the slot (it is also understood that a certain symbol is defined as the first symbol of the PUCCH at this time). This ensures that the two PUCCHs multiplexed use the same sequence group (only the sequence groups must be the same in the multiplexed 6 symbols, and the sequence groups used in the first 4 symbols of the PUCCH of 10 symbols can also be used. Using the same sequence group as the last 6 symbols can also be calculated using the symbol position of the first symbol of the PUCCH in the slot).
- a certain symbol described herein is configured by a base station.
- the base station predicts that the UE will use the above multiplexing mode for the 10 symbols of the UE, and the base station can notify the UE that the sequence group of its PUCCH is calculated according to the first of the 10 symbols. 5 calculations (in actual calculations, the 5th symbol needs to be converted to its symbol position in the slot). Then, the base station and the UE calculate the sequence group according to the application examples 1 and 1 and 2. The specific calculation will not be described again.
- the sequence group is a sequence group that can be calculated according to the symbol position of a symbol in the slot, and the sequence group is used continuously from the certain symbol until a new sequence group is present (this new sequence group) It is calculated based on the symbol position of another symbol in the slot).
- a 12-symbol PUCCH (denoted as PUCCH1) will be segmented and multiplexed with 3 PUCCHs (referred to as PUCCH2, PUCCH3, PUCCH4, respectively), and each PUCCH has 4 symbols.
- PUCCH2 and PUCCH1 are multiplexed in the first 4 symbols of PUCCH1
- PUCCH3 and PUCCH1 are multiplexed in the middle 4 symbols of PUCCH1
- PUCCH4 and PUCCH1 are multiplexed in the last 4 symbols of PUCCH1.
- the multiplexed PUCCH uses the same sequence group in the multiplexed symbols.
- the sequence group of PUCCH1 needs to be calculated according to three segments respectively, and the sequence group of the first segment can be calculated according to the symbol position in the slot according to the first symbol of PUCCH1, and the sequence group is used in the first four symbols of PUCCH1.
- the sequence group of the middle 4 symbols of PUCCH1 is calculated according to the symbol position of the 5th symbol of PUCCH1 in the slot, and the sequence group is used in the middle 4 symbols of PUCCH1 (the 5th symbol to the 8th symbol of PUCCH1).
- the sequence group of the last 4 symbols of PUCCH1 is calculated according to the symbol position of the ninth symbol of PUCCH1 in the slot, which is used in the last 4 symbols of PUCCH1.
- the sequence groups of PUCCH2, PUCCH3 and PUCCH4 are calculated according to the symbol positions of the respective first symbols in the slot.
- sequence groups of the different segments of the PUCCH1 can be separately calculated according to Equations 1 and 2 in Application Example 1.
- the specific data exemplified in the application embodiment may be replaced with other reasonable data, and the upper description may be adopted.
- the sequence group describing the PUCCH is a sequence group calculated according to a certain uplink symbol position in the slot in which the PUCCH is located, and the sequence group is used as the PUCCH (including each frequency hopping).
- an upstream symbol position in the slot may be the first upstream symbol position in the slot.
- the symbol position of the first uplink symbol in the slot in which the PUCCH is located is used.
- the attributes of the symbols in each slot ie, the uplink symbol or the downlink symbol
- the sequence group of this PUCCH is calculated using the symbol 3 to calculate the sequence group. For example, Equations 1 and 2 in Application Example 1 are used, in which case the value of l is 3.
- the calculated sequence group is applied to the PUCCH (whether or not the PUCCH is frequency hopped).
- the sequence group obtained above is used for the first frequency hopping of the PUCCH.
- the sequence group calculated according to the second uplink symbol position in the slot is used for the second frequency hopping of the PUCCH.
- the UE is able to obtain the attributes of the symbols in the slot type according to the relevant signaling.
- the sequence group describing the PUCCH is a sequence group in each symbol of the PUCCH calculated according to the symbol position of each symbol of the PUCCH in the slot, regardless of whether the PUCCH is frequency hopping or not.
- a 5-symbol PUCCH uses a partial symbol in a slot. Assuming that the symbol 2 of the slot starts from the symbol 2 of the slot to the symbol 6 of the slot, the sequence group of the PUCCH is calculated according to the symbol, and each symbol is There can be different sequence groups. For example, the sequence group used by the first symbol to the fifth symbol of the PUCCH is respectively calculated according to symbols 2 to 6 in the slot.
- sequence groups used by each symbol of the PUCCH are different and are calculated from the symbol positions of each symbol of the PUCCH in the slot.
- the symbols in the slot may also be grouped, and the sequence group used by the symbol group is calculated according to the symbol position of the first symbol of each group in the slot.
- the symbol of the PUCCH if the symbol of the PUCCH falls within which symbol group, the symbol of the PUCCH is the sequence group corresponding to the symbol group.
- the symbols in the slot are divided into 7 groups of 2 symbols each, the symbols 0 and 1 in the slot are the first symbol group, the symbols 2 and 3 are the second symbol group, and the symbols 4 and 5 are the third symbol. group, « If a PUCCH contains 8 symbols, the start symbol is the symbol 0 in the slot and continues until the symbol 7.
- the sequence group of the first two symbols of the PUCCH is the sequence group calculated by the first symbol group in the slot, and the sequence group of the PUCCH and the second symbol is calculated for the second symbol group in the slot.
- the sequence group of PUCCH is further divided into two groups of symbols, and the sequence group is calculated for the third symbol group in the slot, and the sequence group of two symbols of PUCCH is the fourth group of symbols in the slot.
- the CS describing the PUCCH is calculated according to the symbol position of its starting symbol in the slot. Then, combined with the initial CS 0 configured by the base station, a CS is obtained for the PUCCH (including each frequency hopping). Where l is the symbol index of the start symbol in the slot.
- n s is the number of the scheduling unit, and the number is taken according to the definition in the NR system.
- l (lowercase of L) is the symbol number, from 0 to 13
- N is the number of symbols contained in each slot, and the value in the NR system is 14.
- c(i) is a pseudo-random sequence whose initial value is Is the cell physical ID of the cell, or a virtual cell physical ID configured by the upper layer.
- CS 0 is a base station configuration to the UE.
- the CS of the PUCCH in each symbol is calculated according to the symbol position of the PUCCH start symbol in the slot, that is, the value of l is 2
- the CS describing each frequency hopping of the PUCCH is calculated according to the symbol position of the start symbol of each hop in the slot. Then, combined with the initial CS 0 configured by the base station, a CS is used for the frequency hopping of the PUCCH. Where l is the symbol index of the start symbol in the slot.
- the application embodiment indicates that the CS used in each frequency hopping is separately calculated for each frequency hopping of the PUCCH.
- a PUCCH has 8 symbols, from symbol 2 to symbol 9 of the slot, and frequency hopping, the first frequency hopping is the first 4 symbols, and the second frequency hopping is the last 4 symbols (that is, the frequency hopping position is in the slot). Between the symbol 5 and the symbol 6).
- the CS of the PUCCH it can be calculated according to the symbol position of a certain symbol in the slot. Combined with the initial CS 0 configuration of the base station configuration, a CS is used for the entire PUCCH.
- the symbol position of the certain symbol in the slot may be configured by the base station.
- l is the symbol index of the start symbol in the slot.
- the sequence group used by the PUCCH is calculated according to a certain symbol, and the main purpose is to support possible flexible multiplexing.
- one PUCCH has 10 symbols and the other PUCCH has 6 symbols. It is assumed that there is no frequency hopping (if the frequency hopping, the principle described below is unchanged).
- the PUCCH multiplexing of 6 symbols uses the same resource in the last 6 symbols of the PUCCH of 10 symbols, and is multiplexed by CS or combined with OCC. In this case, the 6 symbols of the two PUCCHs are required to be multiplexed.
- the CS of the PUCCH of 10 symbols is calculated using the symbol position of the first symbol of the multiplexed 6 symbols in the slot (the calculation method is the same as that of the specific embodiment 7).
- the CS of the 6-symbol PUCCH is calculated according to the symbol position of the first symbol of the PUCCH in the slot (it is also understood that a certain symbol is defined as the first symbol of the PUCCH at this time). This ensures that the two PUCCHs that are multiplexed have corresponding CSs.
- a certain symbol described here is configured by a base station.
- the base station expects that the UE will use the above multiplexing mode for 10 symbols, and the base station can notify the UE that the CS of its PUCCH is calculated according to the fifth of the 10 symbols. Calculations (in actual calculations, the 5th symbol needs to be converted to its symbol position in the slot). Then, the base station and the UE calculate the CS according to the specific embodiments 7 and 3 and 4. The specific calculation will not be described again.
- CS For PUCCH, its CS is calculated according to the symbol position of a symbol in the slot. Combined with the initial CS configuration of the base station configuration, a CS is obtained, which is used continuously from the symbol position of the certain symbol in the slot until there is a new CS (this new CS is calculated according to another symbol in the slot) Symbol position).
- a 12-symbol PUCCH (denoted as PUCCH1) will be segmented and multiplexed with 3 PUCCHs (referred to as PUCCH2, PUCCH3, PUCCH4, respectively), and each PUCCH has 4 symbols.
- PUCCH2 and PUCCH1 are multiplexed in the first 4 symbols of PUCCH1
- PUCCH3 and PUCCH1 are multiplexed in the middle 4 symbols of PUCCH1
- PUCCH4 and PUCCH1 are multiplexed in the last 4 symbols of PUCCH1.
- the multiplexed PUCCH is to use CS in the multiplex symbol.
- the CS of PUCCH1 needs to be calculated according to three segments respectively.
- the CS of the first segment can be calculated according to the symbol position in the slot according to the first symbol of PUCCH1, and the CS is used in the first four symbols of PUCCH1.
- the CS of the middle 4 symbols of PUCCH1 is calculated according to the symbol position of the 5th symbol of PUCCH1 (that is, the first symbol of each segment) in the slot, and the CS is used in the middle 4 symbols of PUCCH1 (5th of PUCCH1) Symbols to the 8th symbol).
- the CS of the last 4 symbols of PUCCH1 is calculated according to the symbol position of the ninth symbol of PUCCH1 in the slot, and the CS is used in the last 4 symbols of PUCCH1.
- the CSs of PUCCH2, PUCCH3, and PUCCH4 are calculated according to the symbol positions of the respective first symbols in the slot.
- CSs of different segments of PUCCH1 can be separately calculated according to Equations 3 and 4 in Application Example 7.
- the specific data exemplified in the specific embodiment may be replaced with other reasonable data, and the upper description may be adopted.
- the CS describing the PUCCH is calculated according to an uplink symbol position in the slot in which the PUCCH is located. Combined with the initial CS configuration of the base station configuration, a CS is obtained, which is used as the PUCCH (including each frequency hopping).
- an upstream symbol position in the slot may be the first upstream symbol position of the slot.
- an upstream symbol position in the slot may be the first upstream symbol position of the slot.
- the symbol position of the first uplink symbol in the slot where the PUCCH is located is used.
- the attributes of the symbols in each slot ie, the uplink symbol or the downlink symbol
- the symbols in each slot are configurable by the base station, so the symbol positions and numbers of the uplink symbols included in the slot are all changing.
- the CS of the PUCCH is calculated, the symbol 3 is used to calculate the CS.
- Equations 3 and 4 in Application Example 7 are used, in which case the value of l is 3.
- the calculated CS applies the PUCCH (whether or not the PUCCH is frequency hopped).
- the CS obtained above is used for the first frequency hopping of the PUCCH.
- the CS calculated according to the second uplink symbol position in the slot is used for the second frequency hopping of the PUCCH.
- the UE is able to obtain the attributes of the symbols in the slot type according to the relevant signaling.
- the CS describing the PUCCH is calculated according to the symbol position of each symbol of the PUCCH in the slot.
- the CS on each symbol of the PUCCH is obtained by combining the initial CS configuration of the base station configuration, regardless of whether the PUCCH is frequency hopping.
- a PUCCH of 5 symbols uses a partial symbol in a slot. Assuming that the symbol 2 of the slot starts from the symbol 2 of the slot to the symbol 6 of the slot, the CS of the PUCCH is calculated according to the symbol, and each symbol may be There are different CSs. For example, the CS used for the first symbol to the fifth symbol of the PUCCH is calculated separately from the symbols 2 to 6 in the slot.
- the CS used for each symbol of the PUCCH is thus different and is calculated based on the symbol position of each symbol of the PUCCH in the slot.
- the specific calculations can use Equations 3 and 4 in Application Example 7.
- the symbols in the slot may also be grouped, and the CS used by the symbol group is calculated according to the symbol position of the first symbol of each group in the slot.
- the symbol of the PUCCH if the symbol of the PUCCH falls within which symbol group, the symbol of the PUCCH is the CS corresponding to the symbol group.
- the symbols in the slot are divided into 7 groups of 2 symbols each, the symbols 0 and 1 in the slot are the first symbol group, the symbols 2 and 3 are the second symbol group, and the symbols 4 and 5 are the third symbol. group, « If a PUCCH contains 8 symbols, the start symbol is the symbol 0 in the slot and continues until the symbol 7.
- the CS of the first two symbols of the PUCCH is the CS calculated by the first symbol group in the slot
- the CS of the PUCCH and the second symbol is the CS calculated by the second symbol group in the slot.
- the CS of the second symbol of the PUCCH is calculated for the third symbol group in the slot
- the CS of the PUCCH and the second symbol is the CS of the fourth symbol group in the slot.
- a method is provided below that can be used by a transmitting end (base station) or a receiving end (UE) to determine a sequence group or CS of a channel or signal. For example, determining an uplink or downlink physical channel or signal, the method is specifically (to determine the sequence group used by the PUCCH as an example):
- each scheduling unit of the radio frame is respectively numbered (or the radio symbol starts from the first symbol, and each 7 symbols are numbered, and each scheduling unit in the NR has 14 Symbol), starting with 0 and being the first 7 symbols in the first slot in the radio frame.
- the number is recorded as Ks.
- the sequence group corresponding to each Ks is calculated according to Ks, so that each scheduling unit obtains two sequence groups.
- each scheduling unit obtains the first or second sequence group to be applied to the PUCCH of the UE in the scheduling unit, and specifically, the sequence group may be a base station and a UE. Pre-agreed or indicated to the UE by the base station.
- each scheduling unit obtains the first (or second) sequence group to apply to the first hopping of the PUCCH of the UE in the scheduling unit;
- the unit obtains a second (or first) sequence group applied to the second hopping of the PUCCH of the UE in the scheduling unit. If the UE has multiple PUCCHs in the scheduling unit and both frequency hopping, the above manner can be used as each PUCCH.
- the first sequence group obtained by the scheduling unit is applied to all odd (or even) PUCCHs of the UE in the scheduling unit (labeled from Starting at 0), the second sequence group obtained by the scheduling unit is applied to all even (or odd) PUCCHs (the number starting from 0) of the UE in the scheduling unit.
- the first sequence group obtained by the scheduling unit is applied to the first one of the UEs in the scheduling unit according to frequency hopping.
- the symbol corresponding to the frequency hopping the second sequence group obtained by the scheduling unit is applied to a symbol corresponding to the second frequency hopping of each PUCCH in the scheduling unit according to frequency hopping.
- u represents the index of the sequence group.
- Q is 30, which is equal to the total number of sequence groups.
- f ss is defined from the physical ID of the cell. For details, refer to section 5.5.1.3 of 36.211 of the LTE protocol.
- c(i) is a pseudo-random sequence whose initial value is Is the cell physical ID of the cell, or a virtual cell physical ID configured by the upper layer.
- the specific embodiment 14 provides a method for solving the multiplexing problem between the uplink control information and the DMRS of different UEs.
- the uplink control information may include ACK/NACK, SR, and some channel measurement information.
- the uplink control information may be carried by the physical uplink control channel (PUCCH), so that the embodiment may also be used to solve the multiplexing problem of PUCCHs of different UEs.
- PUCCH physical uplink control channel
- a cyclic shift CS0 to UE1 (a sequence with different CSs, for example, a sequence length of 12, there are 12 cyclic shifts, denoted as CS0 ⁇ CS11.
- the CS number here is only an example, other CS values are also possible
- the ACK or NACK for carrying the UE1, the UE1 is allocated one CS8 for carrying the DMRS of the UE1, and the UE1 is allocated with one CS4 carrying the ACK/NACK and the SR of the UE1.
- CS0 when UE1 only transmits ACK or NACK, CS0 is used, and the corresponding ACK or NACK information is modulated and transmitted to CS0.
- the PUCCH or the uplink control information and the DMRS of the UE1 and the UE2 are multiplexed into: in the same time-frequency resource, in the first symbol, the UE1 sends the CS of the uplink control information (for example, CS0 or CS4 of the UE1), and the UE2 in the symbol Send DMRS. In the second symbol, UE2 transmits a CS of uplink control information (for example, CS0 or CS4 of UE2), and UE1 transmits DMRS in the symbol.
- the uplink control information of UE1 and the DMRS of UE2 are multiplexed by different CSs.
- the DMRS of UE1 and the uplink control information of UE2 are multiplexed by different CSs.
- the DMRS of UE1 and the uplink control information of UE2 are multiplexed by different CSs.
- 3 of them need to have CS (as in the above example), so if the length of the sequence is 12, the interval of 3 CSs can be up to 4.
- the above method can still be used.
- at least one UE has uplink control information and other at least one UE's DMRS. They are multiplexed in the same resource by different CSs.
- the uplink control information of the different UEs and the OFDM symbols multiplexed by the DMRS at least one DMRS of the UE1 and the uplink control information of the other at least one UE2 are multiplexed in the same resource by the CS in some symbols;
- the DMRS of at least one UE2 and the uplink control information of at least one other UE1 in another symbol are multiplexed in the same resource by CS.
- the uplink control information includes at least one of: ACK, NACK, and SR. They are carried by modulation onto the CS.
- a device for determining a sequence group is also provided, and the device is configured to implement the foregoing embodiments and specific implementation manners, and details are not described herein.
- the term "module” may implement a combination of software and/or hardware of a predetermined function.
- the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
- an apparatus for determining a sequence group comprising:
- a first determining module configured to determine a symbol index of the first specified OFDM symbol in the scheduling unit
- a second determining module configured to determine a sequence group used by the channel or signal on the scheduling unit according to the symbol index.
- determining a second specified OFDM symbol in the channel or signal is the first designated OFDM symbol.
- determining the first OFDM symbol in the channel or signal is the second designated OFDM symbol.
- the method further includes determining, according to a symbol index of the third specified OFDM symbol in the scheduling unit in the hopping unit, the sequence used by the one hopping frequency. group.
- determining that the first OFDM symbol in the frequency hopping is the third designated OFDM symbol.
- the designated symbol in the scheduling unit is configured by the base station of the two communication parties as the second designated OFDM symbol.
- configuring, by the base station of the two communication units, the designated symbol in the scheduling unit to be the second designated OFDM symbol including: when multiple channels or signals are multiplexed, the base station indicates the multiple The channel or signal uses one of the commonly multiplexed OFDM symbols as the second designated OFDM symbol.
- determining a sequence group used by the channel or signal according to the symbol index includes: using, according to an OFDM symbol on a channel or a signal of each segment a second specified OFDM symbol of the segment; determining a sequence group used by the segment channel or signal according to a symbol index corresponding to the second specified OFDM symbol.
- the first determining module is configured to determine a symbol index corresponding to each OFDM symbol in the scheduling unit
- the second determining module is configured to determine, respectively, according to the symbol index Corresponding to the sequence group used by each of the OFDM symbols.
- the second determining module is further configured to determine that the fourth specified uplink OFDM symbol in the scheduling unit where the channel or signal is located is the first designated OFDM symbol.
- the second determining module is further configured to determine that the first uplink OFDM symbol in the scheduling unit is the fourth designated uplink OFDM symbol.
- the second determining module is further configured to determine a sequence group used by different frequency hopping according to symbol indexes of different uplink OFDM symbols in the scheduling unit, in a case that the channel or the signal is hopped. .
- an apparatus for determining a sequence group comprising:
- a first acquiring module configured to acquire a plurality of symbol groups of a scheduling unit where a channel or a signal is located
- a second acquiring module configured to acquire, according to the multiple symbol groups, a plurality of sequence groups used by the scheduling unit
- the first application module uses the plurality of sequence groups on the channel or signal according to a preset rule.
- an apparatus for determining a CS including:
- a third determining module configured to determine a symbol index of the fifth designated OFDM symbol in the scheduling unit
- a fourth determining module configured to determine a CS used by the channel or signal on the scheduling unit according to the symbol index.
- the fourth determining module is further configured to determine that the sixth designated OFDM symbol in the channel or signal is the fifth designated OFDN symbol.
- the fourth determining module is further configured to determine that the first OFDM symbol in the channel or signal is the sixth designated OFDM symbol.
- the fourth determining module is further configured to determine the frequency hopping according to a symbol index in a scheduling unit of a seventh specified OFDM symbol in one frequency hopping. CS used.
- the fourth determining module is further configured to determine that the first OFDM symbol in the frequency hopping is the seventh designated OFDM symbol.
- the designated symbol in the scheduling unit is configured by the base station of the two communication parties as the sixth designated OFDM symbol.
- configuring, by the base station of the two communication units, the designated symbol in the scheduling unit to be the sixth designated OFDM symbol including: when multiple channels or signals are multiplexed, the base station indicates the multiple The channel or signal uses one of the multiplexed OFDM symbols as the sixth designated OFDM symbol.
- the channel or signal is divided into multiple segments, determining, according to the symbol index, the CS used by the channel or signal, including: using one OFDM symbol on a channel or a signal of each segment as the segment a sixth designated OFDM symbol; determining a CS used by the segment of the channel or signal in accordance with the sixth designated OFDM symbol.
- the third determining module is configured to determine a corresponding symbol index of each OFDM symbol in the scheduling unit, and the fourth determining module is configured to determine, respectively, according to the symbol index Corresponding CS used by each of the OFDM symbols.
- the fourth determining module is further configured to determine that the eighth specified uplink OFDM symbol in the scheduling unit where the channel or signal is located is the fifth designated OFDM symbol.
- the fourth determining module is further configured to determine that a symbol index corresponding to the first uplink symbol in the scheduling unit is the eighth specified uplink OFDM symbol index.
- the fourth determining module is further configured to determine, according to the symbol index of the different uplink symbols in the scheduling unit, the CS used by different frequency hopping.
- an apparatus for determining a CS including:
- a third acquiring module configured to acquire a plurality of symbol groups of a scheduling unit where a channel or a signal is located;
- a fourth acquiring module configured to acquire, according to the multiple symbol groups, a plurality of CSs used by the scheduling unit
- a second application module configured to use the plurality of CSs on the channel or signal according to a preset rule.
- each of the above modules may be implemented by software or hardware.
- the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the above modules are in any combination.
- the forms are located in different processors.
- a processor configured to execute a program, wherein the program is executed to perform the method described in any of the above alternative embodiments.
- a storage medium comprising a stored program, wherein the program is executed while performing the method described in any of the above alternative embodiments.
- modules or steps of the present disclosure described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
- the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module. As such, the disclosure is not limited to any specific combination of hardware and software.
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Abstract
Description
Claims (38)
- 一种确定序列组的方法,包括:确定第一指定正交频分复用OFDM符号在调度单元中的符号索引;依据所述符号索引确定所述调度单元上的信道或信号使用的序列组。
- 根据权利要求1所述的方法,其中,确定所述信道或信号中的第二指定OFDM符号为所述第一指定OFDM符号。
- 根据权利要求2所述的方法,其中,确定所述信道或信号中的第一个OFDM符号为所述第二指定OFDM符号。
- 根据权利要求2所述的方法,其中,在所述信道或信号发生跳频的情况下,所述方法还包括:按照一个跳频中的第三指定OFDM符号在调度单元中的符号索引确定所述一个跳频使用的序列组。
- 根据权利要求4所述的方法,其中,确定所述跳频中的第一个OFDM符号为所述第三指定OFDM符号。
- 根据权利要求2所述的方法,其中,由通信双方的基站配置所述调度单元中的指定符号为所述第二指定OFDM符号。
- 根据权利要求6所述的方法,其中,所述由通信双方的基站配置所述调度单元中的指定符号为所述第二指定OFDM符号,包括:在多个信道或信号存在复用的情况下,所述基站指示所述多个信道或信号使用共同复用的OFDM符号之一作为所述第二指定OFDM符号。
- 根据权利要求2所述的方法,其中,在所述信道或信号被分为多段的情况下,依据所述符号索引确定所述信道或信号使用的序列 组,包括:依据每一段的信道或信号上的一个OFDM符号作为该段的第二指定OFDM符号;依据所述第二指定OFDM符号对应的符号索引确定该段信道或信号使用的序列组。
- 根据权利要求2所述的方法,其中,所述方法还包括:确定所述信道或信号中的每个OFDM符号在调度单元中对应的符号索引;依据所述符号索引分别确定对应的所述每个OFDM符号使用的序列组。
- 根据权利要求1所述的方法,其中,所述方法还包括:确定所述信道或信号所在的调度单元中的第四指定上行OFDM符号为所述第一指定OFDM符号。
- 根据权利要求10所述的方法,其中,确定所述调度单元中的第一个上行OFDM符号为所述第四指定上行OFDM符号。
- 根据权利要求10所述的方法,其中,在确定所述信道或信号发生跳频的情况下,所述方法还包括:按照所述调度单元中的不同上行OFDM符号的符号索引确定不同跳频使用的序列组。
- 根据权利要求1至12中任一项所述的方法,其中,所述信道或信号包括以下之一:物理上行控制信道;物理上行共享信道;信道探测参考SRS信号;迷你子帧mini-slot;按照非子帧slot在slot中调度的信道或信号。
- 一种确定序列组的方法,包括:获取信道或信号所在的调度单元的多个符号分组;依据所述多个符号分组获取所述调度单元使用的多个序列组;依据预设规则在所述信道或信号上使用所述多个序列组。
- 根据权利要求15中所述的方法,其中,所述信道或信号包括以下之一:PUCCH信道;PUSCH信道;SRS信号;mini-slot;按照非slot在slot中调度的信道或信号。
- 一种确定循环移位CS的方法,包括:确定第五指定OFDM符号在调度单元中的符号索引;依据所述符号索引确定所述调度单元上的信道或信号使用的CS。
- 根据权利要求17所述的方法,其中,包括:确定所述信道或信号中的第六指定OFDM符号为所述第五指定OFDN符号。
- 根据权利要求18所述的方法,其中,确定所述信道或信号中的第一个OFDM符号为所述第六指定OFDM符号。
- 根据权利要求18所述的方法,其中,在所述信道或信号发生跳频的情况下,所述方法还包括:按照一个跳频中的第七指定OFDM符号在调度单元中的符号索引确定所述跳频使用的CS。
- 根据权利要求20所述的方法,其中,确定所述跳频中的第一个OFDM符号为所述第七指定OFDM符号。
- 根据权利要求18所述的方法,其中,由通信双方的基站配置所述调度单元中的指定符号为所述第六指定OFDM符号。
- 根据权利要求22所述的方法,其中,由通信双方的基站配置所述调度单元中的指定符号为所述第六指定OFDM符号,包括:在多个信道或信号存在复用的情况下,所述基站指示所述多个信道或信号使用共同复用的OFDM符号之一作为所述第六指定OFDM符号。
- 根据权利要求18所述的方法,其中,在所述信道或信号被分为多段的情况下,依据所述符号索引确定所述信道或信号使用的CS,包括:依据每一段的信道或信号上的一个OFDM符号作为该段的第六指定OFDM符号;依据所述第六指定OFDM符号确定该段信道或信号使用的CS。
- 根据权利要求18所述的方法,其中,所述方法还包括:确定所述信道或信号中的每个OFDM符号在调度单元中对应的符号索引;依据所述符号索引分别确定对应的所述每个OFDM符号使用的CS。
- 根据权利要求17所述的方法,其中,所述方法还包括:确定所述信道或信号所在的调度单元中的第八指定上行OFDM符号为所述第五指定OFDM符号。
- 根据权利要求26所述的方法,其中,确定所述调度单元中的第一个上行符号对应的符号索引为所述第八指定上行OFDM符号索引。
- 根据权利要求26所述的方法,其中,在确定所述信道或信号发生跳频的情况下,所述方法还包括:按照所述调度单元中的不同上行符号的符号索引确定不同跳频使用的CS。
- 根据权利要求17至28中任一项所述的方法,其中,所述信道或信号包括以下之一:PUCCH信道;PUSCH信道;SRS信号;mini-slot;按照非slot在slot中调度的信道或信号。
- 一种确定CS的方法,包括:获取信道或信号所在的调度单元的多个符号分组;依据所述多个符号分组获取所述调度单元使用的多个CS;依据预设规则在所述信道或信号上使用所述多个CS。
- 根据权利要求31中所述的方法,其中,所述信道或信号包括以下之一:PUCCH信道;PUSCH信道;SRS信号;mini-slot;按照非slot在slot中调度的信道或信号。
- 一种确定序列组的装置,包括:第一确定模块,配置为确定第一指定OFDM符号在调度单元中的符号索引;第二确定模块,配置为依据所述符号索引确定所述调度单元上的信道或信号使用的序列组。
- 一种确定序列组的装置,包括:第一获取模块,配置为获取信道或信号所在的调度单元的多个符号分组;第二获取模块,配置为依据所述多个符号分组获取所述调度单元使用的多个序列组;第一应用模块,依据预设规则在所述信道或信号上使用所述多个序列组。
- 一种确定CS的装置,包括:第三确定模块,配置为确定第五指定OFDM符号在调度单元中的符号索引;第四确定模块,配置为依据所述符号索引确定所述调度单元上的信道或信号使用的CS。
- 一种确定CS的装置,包括:第三获取模块,配置为获取信道或信号所在的调度单元的多个符号分组;第四获取模块,配置为依据所述多个符号分组获取所述调度单元使用的多个CS;第二应用模块,配置为依据预设规则在所述信道或信号上使用所述多个CS。
- 一种存储介质,所述存储介质包括存储的程序,其中,所述程序运行时执行权利要求1至14任一项中所述的方法,或者执行权利要求15或16所述的方法,或者执行权利要求17至30任一项中所述的方法,或者执行权利要求31或32所述的方法。
- 一种处理器,所述处理器配置为运行程序,其中,所述程序运行时执行权利要求1至14任一项中所述的方法,或者执行权利要求15或16所述的方法,或者执行权利要求17至30任一项中所述的方法,或者执行权利要求31或32所述的方法。
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JP2020527748A JP7062062B2 (ja) | 2017-11-17 | 2018-11-09 | 系列群の確定方法及び確定装置、サイクリックシフトの確定方法及び確定装置 |
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US16/764,703 US11245564B2 (en) | 2017-11-17 | 2018-11-09 | Method and device for determining sequence group and cyclic shift |
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US20210176110A1 (en) | 2021-06-10 |
EP3713176A4 (en) | 2021-08-04 |
EP3713176A1 (en) | 2020-09-23 |
JP2021503840A (ja) | 2021-02-12 |
JP7062062B2 (ja) | 2022-05-02 |
KR102416807B1 (ko) | 2022-07-05 |
KR20200088850A (ko) | 2020-07-23 |
FI3713176T3 (fi) | 2023-05-23 |
CN109818895A (zh) | 2019-05-28 |
US11245564B2 (en) | 2022-02-08 |
CN109818895B (zh) | 2022-04-29 |
EP3713176B1 (en) | 2023-03-08 |
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