WO2022188749A1 - 一种被用于无线通信的节点中的方法和装置 - Google Patents
一种被用于无线通信的节点中的方法和装置 Download PDFInfo
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
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Definitions
- the present application relates to a transmission method and apparatus in a wireless communication system, and in particular, to a design scheme and apparatus for uplink feedback in wireless communication.
- HARQ-ACK Hybrid Automatic Repeat reQuest Acknowledgement, Hybrid Automatic Repeat Request Acknowledgement
- codebook Two codebook (Codebook) generation methods, which are the HARQ-ACK codebook of type 1 and the HARQ-ACK code of type 2. Book.
- the generation of the HARQ-ACK codebook of type 1 does not change dynamically with the actual data scheduling situation, while the size of the HARQ-ACK codebook of type 2 changes dynamically with the actual data scheduling situation.
- a PDCCH Physical Downlink Control Channel
- Physical Downlink Control Channel supports scheduling multiple independent TBs (Transport Block, Transport Block), In order to reduce the overhead of control signaling.
- the base station can instruct the terminal to disable the HARQ-ACK feedback of part of the HARQ process (Process) identity (Identity).
- a simple way of generating the HARQ-ACK codebook of type 1 is that the size of the codebook is only related to the identities of all HARQ processes for which the terminal is not disabled.
- the base station may not be able to schedule data transmission corresponding to all HARQ process identities at one time, and the HARQ-ACK of type 1 can also be used for Further optimization to save control signaling overhead.
- the present application discloses a solution. It should be noted that, although the above description is for the scenario of enabling/disabled HARQ feedback, this application is also applicable to other scenarios such as the scenario where all HARQ process identity feedback is enabled, and achieves similar results in enabling/disabled HARQ feedback. The technical effect of Enabled/Disabled HARQ feedback. In addition, using a unified solution for different scenarios (including but not limited to 52.6GHz to 71GHz scenarios) also helps reduce hardware complexity and cost. In the case of no conflict, the embodiments and features of the embodiments in any node of the present application may be applied in any other node, and vice versa. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily, provided that there is no conflict.
- the present application discloses a method and apparatus for HARQ codebook generation. It should be noted that, in the case of no conflict, the embodiments in the user equipment of the present application and the features in the embodiments may be applied to the base station, and vice versa. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily, provided that there is no conflict. Further, although the original intention of this application is for cellular networks, this application can also be applied to the Internet of Things and the Internet of Vehicles. Further, although the original intention of the present application is for multi-carrier communication, the present application can also be used for single-carrier communication.
- the original intention of this application is for unicast multicast
- this application can also be used for multicast multicast communication.
- the original intention of this application is for terminal and base station scenarios
- this application is also applicable to terminals and terminals, terminals and relays, non-terrestrial networks (NTN, Non-Terrestrial Networks), and between relays and base stations. communication scenarios, and achieve similar technical effects in terminal and base station scenarios.
- using a unified solution in different scenarios also helps to reduce hardware complexity and cost.
- the embodiments in the first node device of the present application and the features in the embodiments may be applied to the second node device, and vice versa.
- the terms (Terminology), nouns, functions, and variables in this application if not otherwise specified, reference may be made to the definitions in the 3GPP standard protocols TS (Technical Specification) 36 series, TS38 series, and TS37 series.
- the present application discloses a method in a first node for wireless communication, comprising:
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bit groups, and the The Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units are determined by the The corresponding HARQ process identities in the Q data units are composed of data units other than the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1;
- the M1 bits In the group and any bit other than the Q1 bit group is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, the M1 and the P is related; the P is a positive integer greater than one.
- a technical feature of the above method is that: the target information block carries HARQ-ACK, and the HARQ-ACK carried by the target information block is only an enabled HARQ that can be indicated by the first signaling once The number of process identities is determined, not determined by the number of HARQ process identities enabled by the first node; when the first signaling is scheduled in a time window indication manner, the above method reduces the number of reserved in the target information block. The number of HARQ-ACK bits reduces the overhead of uplink signaling.
- the first signaling includes a first field, and the first field in the first signaling is used to indicate a first time offset value, and the first resource set occupies a target time unit; the last data unit in the Q1 data units occupies a first time unit; the first time unit and the first time offset value are jointly used to determine the target time unit.
- a technical feature of the above method is that: the first resource set corresponds to a PUCCH (Physical Uplink Control Channel, Physical Uplink Control Channel) resource, and the resources occupied by the PUCCH actually feeding back the Q1 data units are determined by The identity of the last HARQ process among the Q1 HARQ process identities is determined.
- PUCCH Physical Uplink Control Channel, Physical Uplink Control Channel
- the second information block is used to determine the value of P.
- a technical feature of the above method is that: the base station indicates to the first node the longest number of time slots that can be scheduled by the DCI when one DCI is applied to multiple TB scheduling, and the above number of time slots is directly The number of enabled HARQ process identities that can be indicated by the first signaling at one time is determined.
- the first resource set occupies a target time unit, the Q1 data units occupy Q1 time units respectively, and the third information block is used to determine that the target time unit is associated with the Q1 time units .
- a technical feature of the above method is that: the set of time slots associated with the target time unit is indicated by the third information block, thereby determining the PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel) transmitted in the Q1 time units.
- the HARQ-ACK feedback of the physical downlink shared channel) is transmitted in the target time unit.
- the Q1 bit groups are the first Q1 bit groups in the M1 bit groups.
- a technical feature of the above method is that the positions of the Q1 bit groups in the M1 bit groups are predefined to avoid ambiguity between the base station and the terminal.
- the first signaling includes a second field, and the second field in the first signaling is used to indicate a first HARQ process identity of the Q HARQ process identities .
- a technical feature of the above method is that: when scheduling multiple HARQ process identities, the first signaling adopts the method of indicating the starting HARQ process identities and indicating the time window, so as to ensure the flexibility Save signaling overhead on the premise.
- the target information block adopts a HARQ-ACK codebook generation method of type 1.
- the present application discloses a method in a second node for wireless communication, comprising:
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bit groups, and the The Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units are determined by the The corresponding HARQ process identities in the Q data units are composed of data units other than the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1;
- the M1 bits In the group and any bit other than the Q1 bit group is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, the M1 and the P is related; the P is a positive integer greater than one.
- the first signaling includes a first field, and the first field in the first signaling is used to indicate a first time offset value, and the first resource set occupies a target time unit; the last data unit in the Q1 data units occupies a first time unit; the first time unit and the first time offset value are jointly used to determine the target time unit.
- the second information block is used to determine the value of P.
- the first resource set occupies a target time unit, the Q1 data units occupy Q1 time units respectively, and the third information block is used to determine that the target time unit is associated with the Q1 time units .
- the Q1 bit groups are the first Q1 bit groups in the M1 bit groups.
- the first signaling includes a second field, and the second field in the first signaling is used to indicate a first HARQ process identity of the Q HARQ process identities .
- the target information block adopts a HARQ-ACK codebook generation method of type 1.
- the present application discloses a first node for wireless communication, comprising:
- a first receiver receiving a first block of information used to disable HARQ-ACK for K1 HARQ process identities that are a subset of the K HARQ process identities,
- the K1 is a positive integer greater than 1
- the K is a positive integer greater than the K1;
- the second receiver monitors the first signaling in the first time-frequency resource pool, where the first time-frequency resource pool belongs to a search space set; when the first signaling is detected, according to the first
- the signaling instruction receives Q wireless signals, and the Q wireless signals respectively include Q data units;
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bit groups, and the The Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units are determined by the The corresponding HARQ process identities in the Q data units are composed of data units other than the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1;
- the M1 bits In the group and any bit other than the Q1 bit group is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, the M1 and the P is related; the P is a positive integer greater than one.
- the present application discloses a second node for wireless communication, comprising:
- a second transmitter sending a first block of information used to disable HARQ-ACK for K1 HARQ process identities that are a subset of the K HARQ process identities,
- the K1 is a positive integer greater than 1
- the K is a positive integer greater than the K1;
- the third transmitter sends the first signaling in the first time-frequency resource pool, where the first time-frequency resource pool belongs to a search space set; the first signaling instructs to send Q wireless signals, the Q
- the wireless signal includes Q data units respectively;
- a third receiver receiving the target information block in the first resource set
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bit groups, and the The Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units are determined by the The corresponding HARQ process identities in the Q data units are composed of data units other than the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1;
- the M1 bits In the group and any bit other than the Q1 bit group is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, the M1 and the P is related; the P is a positive integer greater than one.
- the present application has the following advantages:
- the target information block carries HARQ-ACK, and the HARQ-ACK carried by the target information block is only determined by the number of enabled HARQ process identities that can be indicated by the first signaling once, not by the first
- the number of HARQ process identities enabled by the node is determined; when the first signaling is scheduled using the time window indication method, the above method reduces the number of HARQ-ACK bits reserved in the target information block, and reduces the number of uplink signaling. overhead;
- the base station indicates to the first node the longest number of time slots that can be scheduled by the DCI when one DCI is applied to multiple TB scheduling, and the above number of time slots indirectly determines that the first signaling can indicate once The number of enabled HARQ process identities;
- the first signaling adopts the method of indicating the starting HARQ process identities and indicating the time window, so as to save the signaling overhead on the premise of ensuring flexibility.
- FIG. 1 shows a process flow diagram of a first node according to an embodiment of the present application
- FIG. 2 shows a schematic diagram of a network architecture according to an embodiment of the present application
- FIG. 3 shows a schematic diagram of an embodiment of a radio protocol architecture for the user plane and the control plane according to an embodiment of the present application
- FIG. 4 shows a schematic diagram of a first communication device and a second communication device according to an embodiment of the present application
- Fig. 5 shows the flow chart of the first information block according to an embodiment of the present application
- FIG. 6 shows a schematic diagram of K1 process identities according to an embodiment of the present application.
- FIG. 7 shows a schematic diagram of Q data units according to an embodiment of the present application.
- FIG. 8 shows a schematic diagram of M1 bit groups according to an embodiment of the present application.
- FIG. 9 shows a schematic diagram of P HARQ process identities indicated at most by the first signaling according to an embodiment of the present application.
- FIG. 10 shows a schematic diagram of first signaling according to an embodiment of the present application.
- FIG. 11 shows a schematic diagram of a first time unit and a first time offset value according to an embodiment of the present application
- FIG. 12 shows a schematic diagram of a target time unit according to an embodiment of the present application.
- FIG. 13 shows a structural block diagram of a processing apparatus in a first node device according to an embodiment of the present application
- FIG. 14 shows a structural block diagram of a processing apparatus in a second node device according to an embodiment of the present application.
- Embodiment 1 illustrates a processing flow chart of the first node, as shown in FIG. 1 .
- each block represents a step.
- the first node in this application receives the first information block in step 101; in step 102, the first signaling is monitored in the first time-frequency resource pool, and according to the first signaling Instruct to receive Q wireless signals; in step 103, the target information block is sent in the first resource set.
- the first information block is used to disable HARQ-ACK for K1 HARQ process identities, the K1 HARQ process identities are a subset of the K HARQ process identities, and the K1 is greater than 1
- the K is a positive integer greater than the K1;
- the first time-frequency resource pool belongs to a search space set;
- the first signaling is detected by the first node;
- the Q wireless The signal includes Q data units respectively;
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bit groups, Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units consist of data units whose corresponding HARQ process identities in the Q data units are outside the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M
- the first information block is transmitted through RRC (Radio Resource Control, radio resource control) signaling.
- RRC Radio Resource Control, radio resource control
- the first information block is exclusive to the user equipment.
- the first information block is transmitted through a MAC (Medium Access Control, medium access control) CE (Control Elements, control particles).
- MAC Medium Access Control, medium access control
- CE Control Elements, control particles
- the first information block is transmitted through physical layer dynamic signaling.
- the first information block is transmitted through the PDCCH.
- the first information block is a bitmap (Bitmap).
- the first information block includes K bits, the K is a positive integer greater than 1, and the K is equal to the maximum number of HARQ processes supported by the first node.
- the K is equal to eight.
- the K is equal to sixteen.
- the K is equal to 32.
- K1 bits among the K bits are respectively used to indicate the identities of the K1 disabled HARQ processes.
- the meaning of the above sentence to disable HARQ-ACK for K1 HARQ process identities includes: the first node will not feed back the corresponding HARQ-ACK for any of the K1 HARQ process identities .
- the meaning of disabling HARQ-ACK for K1 HARQ process identities in the above sentence includes: a given data unit adopts one HARQ process identity among the K1 HARQ process identities, and the first node receives all the HARQ process identities. After the given data unit, the corresponding HARQ-ACK will not be fed back according to whether the given data unit is correctly received.
- the meaning of disabling HARQ-ACK for K1 HARQ process identities in the above sentence includes: a given data unit adopts one HARQ process identity among the K1 HARQ process identities, and the first node receives all the HARQ process identities. After the given data unit, no HARQ-ACK is fed back regardless of whether the given data unit is received correctly.
- the meaning of disabling HARQ-ACK for K1 HARQ process identities in the above sentence includes: a given data unit adopts one HARQ process identity among the K1 HARQ process identities, and the first node receives all the HARQ process identities. After the given data unit, NACK is fed back regardless of whether the given data unit is received correctly.
- the meaning of disabling HARQ-ACK for K1 HARQ process identities in the above sentence includes: a given data unit adopts one HARQ process identity among the K1 HARQ process identities, and the first node receives all the HARQ process identities. After the given data unit, ACK is fed back regardless of whether the given data unit is received correctly.
- the meaning of disabling HARQ-ACK for the K1 HARQ process identities in the above sentence includes: the first node assumes that there is no reservation for transmitting any HARQ process for the K1 HARQ process identities PUCCH (Physical Uplink Control Channel, Physical Uplink Control Channel) resource for identity feedback.
- PUCCH Physical Uplink Control Channel, Physical Uplink Control Channel
- the maximum number of HARQ processes that the first node can support is equal to K.
- the maximum number of HARQ processes that the first node can support on one BWP is equal to K.
- the maximum number of HARQ processes that the first node can support on one carrier is equal to K.
- the meaning that the K1 HARQ process identities in the above sentence is a subset of the K HARQ process identities includes: any HARQ process identity in the K1 HARQ process identities is one of the K1 HARQ process identities The identity of a HARQ process.
- the meaning of the K1 HARQ process identities being a subset of the K HARQ process identities in the above sentence includes: at least one HARQ process identity among the K HARQ process identities is the K HARQ process identities A HARQ process identity other than .
- the time domain resources occupied by the first time-frequency resource pool belong to a Search Space (search space).
- the time domain resources occupied by the first time-frequency resource pool belong to a Search Space Set (search space set).
- the frequency domain resources occupied by the first time-frequency resource pool belong to a CORESET (Control Resource Set, control resource set).
- CORESET Control Resource Set, control resource set
- the first signaling is a DCI (Downlink Control Information, downlink control information).
- DCI Downlink Control Information, downlink control information
- the first signaling is an SCI (Sidelink Control Information, side link control information).
- the first signaling is a downlink grant (DL Grant).
- DL Grant downlink grant
- the physical layer channel occupied by the first signaling includes PDCCH.
- the first signaling is used to determine frequency domain resources occupied by the Q wireless signals.
- the first signaling is used to indicate the frequency domain resources respectively occupied by the Q wireless signals.
- the first signaling is used to indicate a frequency domain resource occupied by an earliest wireless signal located in the time domain among the Q wireless signals.
- the first signaling is used to determine the Q HARQ process identities occupied by the Q radio signals respectively.
- the first signaling is used to indicate the identity of the HARQ process occupied by the earliest radio signal in the time domain among the Q radio signals.
- the first signaling is used to indicate a first time window, and the time domain resource occupied by any one of the Q wireless signals belongs to the first time window.
- the first time window occupies a positive integer number of consecutive time slots greater than 1.
- the first time window includes Q time slots, and the Q radio signals are respectively transmitted in the Q time slots.
- the Q radio signals occupy Q time slots respectively.
- the Q wireless signals occupy Q time units respectively.
- the Q time units are respectively Q sub-slots (Sub-slots).
- the Q time units are respectively Q mini-slots (Mini-slots).
- any time unit in the Q time units occupies a positive integer number of multi-carrier symbols greater than 1.
- the first signaling is used to indicate a first time window, the duration of the first time window in the time domain does not exceed P1 time slots, and the P1 is a positive integer greater than 1, so The P1 is used to determine the value of the P.
- the P is equal to the M1.
- the maximum number of HARQ processes that the first node can support is equal to K, and the M1 is smaller than the difference between the K and the K1.
- the maximum number of HARQ processes that the first node can support is equal to K, and the P is less than the difference between the K and the K1.
- the Q data units are respectively Q bit blocks.
- the Q data units are respectively Q TBs.
- any two data units in the Q data units respectively correspond to two different bit blocks.
- any two data units in the Q data units respectively correspond to two different TBs.
- the Q data units are respectively subjected to CRC (Cyclic Redundancy Check, Cyclic Redundancy Check) addition, LDPC (Low Density Parity Check Code, Low Density Parity Check Code) base pattern selection, and code block division.
- CRC Cyclic Redundancy Check
- LDPC Low Density Parity Check Code
- the Q wireless signals are obtained after adding code block CRC, channel coding, rate matching, code block connection, scrambling, modulation, layer mapping, multi-antenna precoding, and resource mapping.
- the Q data units are respectively subjected to CRC addition, LDPC base pattern selection, code block division and code block CRC addition, channel coding, rate matching, code block connection, scrambling, modulation, layer mapping, and multiple antennas.
- the Q wireless signals are obtained after at least one of precoding and resource mapping.
- the Q data units are respectively used to generate the Q wireless signals.
- Q1 data units in the Q data units are fed back with HARQ-ACK, and Q2 data units in the Q data units are not fed back HARQ-ACK, and the Q1 and the Q2 data units are not fed back with HARQ-ACK.
- the sum is equal to the Q, and the Q2 is a non-negative integer.
- the Q1 data units respectively correspond to Q1 process identities other than the K1 HARQ process identities.
- the Q2 data units respectively correspond to the Q2 process identities among the K1 HARQ process identities, and the Q2 is a positive integer not greater than the K1.
- any data unit in the Q data units includes at least one TB.
- any data unit in the Q data units includes at least one CBG (Code Block Group, code block group).
- CBG Code Block Group, code block group
- any data unit in the Q data units includes at least one MAC PDU (Protocol Data Unit, protocol data unit).
- MAC PDU Protocol Data Unit, protocol data unit
- the first resource set is one PUCCH resource.
- the first resource set is a PUCCH resource set.
- the target information block is a UCI (Uplink Control Information, uplink control information).
- UCI Uplink Control Information, uplink control information
- the physical layer channel occupied by the target information block includes PUCCH.
- the first signaling is used to determine the time slot occupied by the first resource set.
- the first signaling is used to determine frequency domain resources occupied by the first resource set.
- any one of the M1 bit groups includes multiple bits.
- any one of the M1 bit groups includes only 1 bit.
- the value of M1 is independent of the value of Q indicated by the first signaling.
- the value of M1 is related to the maximum number of process identities other than the K1 HARQ process identities that can be indicated by the first signaling.
- the value of M1 is equal to the maximum number of process identities other than the K1 HARQ process identities that can be indicated by the first signaling.
- the M1 is not greater than 16.
- the M1 is not greater than 32.
- the M1 is not greater than 64.
- the meaning that any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups The value of any bit of is irrelevant to whether any one of the Q1 data units is correctly received.
- the meaning that any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups The value of any bit of is independent of whether any of the Q data units is received correctly.
- the meaning that any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups The value of any bit of is fixed.
- the meaning that any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups The value of any bit is equal to 0.
- any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups The value of any bit is equal to 1.
- the meaning that any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups Either bit is used to indicate NACK.
- the meaning that any bit in the M1 bit groups and outside the Q1 bit groups is reserved in the above sentence includes: in the M1 bit groups and outside the Q1 bit groups None of the bits are used to indicate whether the data unit was received correctly.
- the meaning that any bit in the M1 bit groups and other than the Q1 bit group is reserved in the above sentence includes: the value of M1 is irrelevant to the value of Q1.
- the meaning that any bit in the M1 bit groups and other than the Q1 bit group is reserved in the above sentence includes: the value of M1 has nothing to do with the value of Q.
- the meaning that any bit in the M1 bit groups and other than the Q1 bit groups is reserved in the above sentence includes: no matter whether the first node receives the first signaling, The target information blocks all include the M1 bit groups.
- the first node regardless of whether the first node receives the first signaling, the first node sends the target information block in the first resource set.
- the first signaling includes scheduling information of the Q wireless signals, where the scheduling information includes MCS (Modulation and Coding Scheme, modulation and coding scheme), RV (Redundancy Version, redundancy version), or at least one of NDI (New Data Indicator).
- MCS Modulation and Coding Scheme, modulation and coding scheme
- RV Redundancy Version, redundancy version
- NDI New Data Indicator
- the P is related to a time interval between the first time-frequency resource pool and the first resource set.
- the P is the number of time units between the first time-frequency resource pool and the first resource set.
- the time unit in this application is a time slot.
- the time unit in this application is a sub-slot.
- the time unit in this application is a minislot.
- the duration of the time unit in this application is no more than 1 millisecond.
- any one of the Q1 HARQ process identities is one HARQ process identity other than the K1 HARQ process identities.
- any one of the Q HARQ process identities is one HARQ process identity other than the K1 HARQ process identities.
- the process identity in this application is a non-negative integer.
- the process identity in this application is smaller than the K.
- the monitoring includes blind detection.
- the monitoring includes detection.
- the monitoring includes demodulation.
- the monitoring includes receiving.
- the monitoring includes energy detection.
- the monitoring includes coherent detection.
- Embodiment 2 illustrates a schematic diagram of a network architecture, as shown in FIG. 2 .
- FIG. 2 illustrates a diagram of a network architecture 200 of a 5G NR, LTE (Long-Term Evolution) and LTE-A (Long-Term Evolution Advanced) system.
- the 5G NR or LTE network architecture 200 may be referred to as EPS (Evolved Packet System) 200 by some other suitable term.
- the EPS 200 may include a UE (User Equipment, User Equipment) 201, NG-RAN (Next Generation Radio Access Network) 202, EPC (Evolved Packet Core, Evolved Packet Core)/5G-CN (5G-Core Network, 5G Core) network) 210, HSS (Home Subscriber Server, home subscriber server) 220 and Internet service 230.
- UE User Equipment
- NG-RAN Next Generation Radio Access Network
- EPC Evolved Packet Core, Evolved Packet Core
- 5G-CN 5G-Core Network, 5G Core
- HSS Home Subscriber Server, home subscriber server
- the EPS may interconnect with other access networks, but these entities/interfaces are not shown for simplicity. As shown, the EPS provides packet-switched services, however those skilled in the art will readily appreciate that the various concepts presented throughout this application can be extended to networks that provide circuit-switched services or other cellular networks.
- the NG-RAN includes NR Node Bs (gNBs) 203 and other gNBs 204.
- gNB 203 provides user and control plane protocol termination towards UE 201 .
- gNBs 203 may connect to other gNBs 204 via an Xn interface (eg, backhaul).
- gNB 203 may also be referred to as a base station, base transceiver station, radio base station, radio transceiver, transceiver function, Basic Service Set (BSS), Extended Service Set (ESS), TRP, or some other suitable terminology.
- gNB 203 provides UE 201 with an access point to EPC/5G-CN 210.
- Examples of UE 201 include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, non-terrestrial base station communications, satellite mobile communications, global positioning systems, multimedia devices , video devices, digital audio players (eg, MP3 players), cameras, game consoles, drones, aircraft, narrowband IoT devices, machine type communication devices, land vehicles, automobiles, wearable devices, or any other similar functional devices.
- SIP Session Initiation Protocol
- PDAs personal digital assistants
- satellite radios non-terrestrial base station communications
- satellite mobile communications global positioning systems
- multimedia devices video devices
- digital audio players eg, MP3 players
- UE 201 may also refer to UE 201 as a mobile station, subscriber station, mobile unit, subscriber unit, wireless unit, remote unit, mobile device, wireless device, wireless communication device, remote device, mobile subscriber station, access terminal, Mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client or some other suitable term.
- gNB203 is connected to EPC/5G-CN 210 through S1/NG interface.
- EPC/5G-CN 210 includes MME (Mobility Management Entity, mobility management entity)/AMF (Authentication Management Field, authentication management field)/UPF (User Plane Function, user plane function) 211, other MME/AMF/UPF214, S-GW (Service Gateway, service gateway) 212 and P-GW (Packet Date Network Gateway, packet data network gateway) 213 .
- the MME/AMF/UPF 211 is the control node that handles signaling between the UE 201 and the EPC/5G-CN 210 .
- MME/AMF/UPF 211 provides bearer and connection management. All user IP (Internet Protocol, Internet Protocol) packets are transmitted through the S-GW212, which is itself connected to the P-GW213.
- the P-GW 213 provides UE IP address allocation and other functions.
- the P-GW 213 is connected to the Internet service 230 .
- the Internet service 230 includes the Internet Protocol service corresponding to the operator, and may specifically include the Internet, an intranet, an IMS (IP Multimedia Subsystem, IP Multimedia Subsystem), and a packet-switched streaming service.
- the UE 201 corresponds to the first node in this application.
- the UE 201 is a terminal that supports disabling partial HARQ process identities.
- the UE 201 is a terminal that supports NTN services.
- the UE 201 supports working in the frequency band of 52.6GHz to 71GHz.
- the UE 201 supports one DCI to schedule data transmission of multiple different transport blocks.
- the gNB 203 corresponds to the second node in this application.
- the gNB 203 is a base station that supports disabling partial HARQ process identities.
- the gNB 203 is a base station that bears NTN services.
- the gNB203 supports working in the frequency band of 52.6GHz to 71GHz.
- the gNB 203 supports one DCI to schedule data transmission of multiple different transport blocks.
- Embodiment 3 shows a schematic diagram of an embodiment of a radio protocol architecture of a user plane and a control plane according to the present application, as shown in FIG. 3 .
- Figure 3 is a schematic diagram illustrating an embodiment of a radio protocol architecture for the user plane 350 and the control plane 300, showing three layers for a first communication node device (UE, gNB or RSU in V2X) and a second Radio protocol architecture of the control plane 300 between communication node devices (gNB, UE or RSU in V2X): layer 1, layer 2 and layer 3.
- Layer 1 (L1 layer) is the lowest layer and implements various PHY (Physical Layer) signal processing functions.
- the L1 layer will be referred to herein as PHY301.
- Layer 2 (L2 layer) 305 is above PHY 301 and is responsible for the link between the first communication node device and the second communication node device through PHY 301 .
- L2 layer 305 includes MAC (Medium Access Control, Media Access Control) sublayer 302, RLC (Radio Link Control, Radio Link Layer Control Protocol) sublayer 303 and PDCP (Packet Data Convergence Protocol, Packet Data Convergence Protocol) sublayer 304, the sublayers are terminated at the second communication node device.
- the PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels.
- the PDCP sublayer 304 also provides for providing security by encrypting data packets, and the PDCP sublayer 304 also provides handoff support for the first communication node device to the second communication node device.
- the RLC sublayer 303 provides segmentation and reassembly of upper layer packets, retransmission of lost packets, and reordering of packets to compensate for out-of-order reception due to HARQ.
- the MAC sublayer 302 provides multiplexing between logical and transport channels.
- the MAC sublayer 302 is also responsible for allocating various radio resources (eg, resource blocks) in a cell among the first communication node devices.
- the MAC sublayer 302 is also responsible for HARQ operations.
- the RRC (Radio Resouce Control, Radio Resource Control) sublayer 306 in the layer 3 (L3 layer) in the control plane 300 is responsible for obtaining radio resources (ie, radio bearers) and using the communication between the second communication node device and the first communication node device.
- the RRC signaling between them is used to configure the lower layers.
- the radio protocol architecture of the user plane 350 includes layer 1 (L1 layer) and layer 2 (L2 layer), the radio protocol architecture for the first communication node device and the second communication node device in the user plane 350
- L1 layer layer 1
- L2 layer layer 2
- the PDCP sublayer 354 in the layer 355, the RLC sublayer 353 in the L2 layer 355, and the MAC sublayer 352 in the L2 layer 355 are substantially the same as the corresponding layers and sublayers in the control plane 300, but the PDCP sublayer 354 is also Provides header compression for upper layer packets to reduce radio transmission overhead.
- the L2 layer 355 in the user plane 350 also includes an SDAP (Service Data Adaptation Protocol, Service Data Adaptation Protocol) sublayer 356, and the SDAP sublayer 356 is responsible for the mapping between the QoS flow and the data radio bearer (DRB, Data Radio Bearer). , to support business diversity.
- the first communication node device may have several upper layers above the L2 layer 355, including a network layer (eg, IP layer) terminating at the P-GW on the network side and another terminating in a connection Application layer at one end (eg, remote UE, server, etc.).
- the radio protocol architecture in FIG. 3 is applicable to the first node in this application.
- the radio protocol architecture in FIG. 3 is applicable to the second node in this application.
- the PDCP 304 of the second communication node device is used to generate the schedule of the first communication node device.
- the PDCP 354 of the second communication node device is used to generate the schedule of the first communication node device.
- the first information block in this application is generated in the PHY301 or the PHY351.
- the first information block in this application is generated in the MAC 302 or the MAC 352.
- the first information block in this application is generated in the RRC 306 .
- the first signaling in this application is generated in the PHY 301 or the PHY 351.
- the first signaling in this application is generated in the MAC 302 or the MAC 352.
- any one of the Q wireless signals in this application is generated in the MAC 302 or the MAC 352 .
- any one of the Q radio signals in this application is generated in the RRC 306 .
- the target information block in this application is generated in the PHY301 or PHY351.
- the target information block in this application is generated in the MAC 302 or the MAC 352.
- the target information block in this application is generated in the RRC 306 .
- the second information block in this application is generated in the PHY301 or the PHY351.
- the second information block in this application is generated in the MAC 302 or the MAC 352.
- the second information block in this application is generated in the RRC 306 .
- the third information block in this application is generated in the PHY301 or the PHY351.
- the third information block in this application is generated in the MAC 302 or the MAC 352.
- the third information block in this application is generated in the RRC 306 .
- the first node is a terminal.
- the second node is a terminal.
- the second node is an RSU (Road Side Unit, roadside unit).
- RSU Rad Side Unit, roadside unit
- the second node is a Grouphead.
- the second node is a TRP (Transmitter Receiver Point, sending and receiving point).
- TRP Transmitter Receiver Point, sending and receiving point
- the second node is a cell (Cell).
- the second node is an eNB.
- the second node is a base station.
- the second node is used to manage multiple base stations.
- the second node is a node for managing multiple cells.
- the second node is used to manage multiple TRPs (Transmit Receive Points).
- the second node is a non-terrestrial base station.
- the second node is a GEO (Geostationary Earth Orbiting, Geostationary Earth Orbiting) satellite, MEO (Medium Earth Orbiting, Medium Earth Orbiting) satellite, LEO (Low Earth Orbit, Low Earth Orbit) satellite, HEO (Highly Earth Orbit) satellite Elliptical Orbiting, one of the highly elliptical orbit satellites and Airborne Platform.
- GEO Globalstar Earth Orbit
- MEO Medium Earth Orbiting
- LEO Low Earth Orbit, Low Earth Orbit
- HEO Highly Earth Orbit
- Elliptical Orbiting one of the highly elliptical orbit satellites and Airborne Platform.
- Embodiment 4 shows a schematic diagram of a first communication device and a second communication device according to the present application, as shown in FIG. 4 .
- FIG. 4 is a block diagram of a first communication device 450 and a second communication device 410 communicating with each other in an access network.
- First communication device 450 includes controller/processor 459, memory 460, data source 467, transmit processor 468, receive processor 456, multiple antenna transmit processor 457, multiple antenna receive processor 458, transmitter/receiver 454 and antenna 452.
- the second communication device 410 includes a controller/processor 475 , a memory 476 , a receive processor 470 , a transmit processor 416 , a multi-antenna receive processor 472 , a multi-antenna transmit processor 471 , a transmitter/receiver 418 and an antenna 420 .
- the controller/processor 475 implements the functionality of the L2 layer.
- the controller/processor 475 provides header compression, encryption, packet segmentation and reordering, multiplexing between logical and transport channels multiplexing, and radio resource allocation to the first communication device 450 based on various priority metrics.
- the controller/processor 475 is also responsible for retransmission of lost packets, and signaling to the first communication device 450.
- Transmit processor 416 and multi-antenna transmit processor 471 implement various signal processing functions for the L1 layer (ie, the physical layer).
- the transmit processor 416 implements encoding and interleaving to facilitate forward error correction (FEC) at the second communication device 410, and based on various modulation schemes (eg, binary phase shift keying (BPSK), quadrature phase shift Mapping of signal clusters for M-Phase Shift Keying (M-PSK), M-Quadrature Amplitude Modulation (M-QAM)).
- the multi-antenna transmit processor 471 performs digital spatial precoding on the coded and modulated symbols, including codebook-based precoding and non-codebook-based precoding, and beamforming processing to generate one or more spatial streams.
- Transmit processor 416 maps each spatial stream to subcarriers, multiplexes with reference signals (eg, pilots) in the time and/or frequency domains, and then uses an inverse fast Fourier transform (IFFT) to generate A physical channel that carries a multi-carrier symbol stream in the time domain. Then the multi-antenna transmit processor 471 performs transmit analog precoding/beamforming operations on the time-domain multi-carrier symbol stream. Each transmitter 418 converts the baseband multi-carrier symbol stream provided by the multi-antenna transmit processor 471 into a radio frequency stream, which is then provided to a different antenna 420.
- IFFT inverse fast Fourier transform
- each receiver 454 receives a signal through its respective antenna 452 .
- Each receiver 454 recovers the information modulated onto the radio frequency carrier and converts the radio frequency stream into a baseband multi-carrier symbol stream that is provided to a receive processor 456 .
- the receive processor 456 and the multi-antenna receive processor 458 implement various signal processing functions of the L1 layer.
- the multi-antenna receive processor 458 performs receive analog precoding/beamforming operations on the baseband multi-carrier symbol stream from the receiver 454 .
- the receive processor 456 uses a Fast Fourier Transform (FFT) to convert the received analog precoding/beamforming operation of the baseband multicarrier symbol stream from the time domain to the frequency domain.
- FFT Fast Fourier Transform
- the physical layer data signal and the reference signal are demultiplexed by the receive processor 456, where the reference signal will be used for channel estimation, and the data signal is recovered by the multi-antenna receive processor 458 after multi-antenna detection Any spatial stream to which the first communication device 450 is the destination.
- the symbols on each spatial stream are demodulated and recovered in receive processor 456, and soft decisions are generated.
- the receive processor 456 then decodes and de-interleaves the soft decisions to recover the upper layer data and control signals transmitted by the second communication device 410 on the physical channel.
- the upper layer data and control signals are then provided to the controller/processor 459 .
- the controller/processor 459 implements the functions of the L2 layer.
- the controller/processor 459 may be associated with a memory 460 that stores program codes and data. Memory 460 may be referred to as a computer-readable medium.
- the controller/processor 459 In transmission from the second communication device 410 to the second communication device 450, the controller/processor 459 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression , Control signal processing to recover upper layer data packets from the core network.
- the upper layer packets are then provided to all protocol layers above the L2 layer.
- Various control signals may also be provided to L3 for L3 processing.
- a data source 467 is used to provide upper layer data packets to the controller/processor 459 .
- Data source 467 represents all protocol layers above the L2 layer.
- the controller/processor 459 implements the header based on the radio resource allocation Compression, encryption, packet segmentation and reordering, and multiplexing between logical and transport channels, implement L2 layer functions for user plane and control plane.
- the controller/processor 459 is also responsible for retransmission of lost packets, and signaling to the second communication device 410.
- Transmit processor 468 performs modulation mapping, channel coding processing, multi-antenna transmit processor 457 performs digital multi-antenna spatial precoding, including codebook-based precoding and non-codebook-based precoding, and beamforming processing, followed by transmission
- the processor 468 modulates the generated spatial stream into a multi-carrier/single-carrier symbol stream, which undergoes analog precoding/beamforming operations in the multi-antenna transmit processor 457 and then is provided to different antennas 452 via the transmitter 454.
- Each transmitter 454 first converts the baseband symbol stream provided by the multi-antenna transmit processor 457 into a radio frequency symbol stream, which is then provided to the antenna 452 .
- the function at the second communication device 410 is similar to that in the transmission from the second communication device 410 to the first communication device 450
- the receive function at the first communication device 450 described in the transmission of .
- Each receiver 418 receives radio frequency signals through its respective antenna 420 , converts the received radio frequency signals to baseband signals, and provides the baseband signals to multi-antenna receive processor 472 and receive processor 470 .
- the receive processor 470 and the multi-antenna receive processor 472 jointly implement the functions of the L1 layer.
- Controller/processor 475 implements L2 layer functions.
- the controller/processor 475 may be associated with a memory 476 that stores program codes and data.
- Memory 476 may be referred to as a computer-readable medium.
- the controller/processor 475 In transmission from the first communication device 450 to the second communication device 410, the controller/processor 475 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression , Control signal processing to recover upper layer data packets from UE450. Upper layer packets from controller/processor 475 may be provided to the core network.
- the first communication device 450 includes: at least one processor and at least one memory, the at least one memory including computer program code; the at least one memory and the computer program code are configured to interact with all used together with the at least one processor.
- the first communication device 450 means at least: firstly receive a first information block, the first information block is used to disable HARQ-ACK for K1 HARQ process identities, and the K1 HARQ process identities are K HARQ A subset of process identities, the K1 is a positive integer greater than 1, and the K is a positive integer greater than the K1; then the first signaling is monitored in the first time-frequency resource pool, and the first time-frequency resource The pool belongs to a search space set; when the first signaling is detected, Q wireless signals are received according to the instructions of the first signaling, and the Q wireless signals respectively include Q data units; A target information block is sent in a resource set; the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ
- the first communication device 450 includes: a memory storing a program of computer-readable instructions, the program of computer-readable instructions, when executed by at least one processor, produces actions, the actions comprising: first receiving A first block of information that is used to disable HARQ-ACK for K1 HARQ process identities that are a subset of K HARQ process identities, where K1 is greater than 1
- the K is a positive integer greater than the K1
- the first signaling is monitored in the first time-frequency resource pool, which belongs to a search space set; when the first time-frequency resource pool belongs to a search space set;
- the signaling When the signaling is detected, receive Q radio signals according to the indication of the first signaling, the Q radio signals respectively include Q data units; and send the target information block in the first resource set
- the first A signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are respectively the Q HARQ process identities
- the target information block includes M1 bit groups, the M1 bit groups The Q1
- the corresponding HARQ process identities are composed of data units other than the K1 HARQ process identities; the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1; among the M1 bit groups and the Any bit other than the Q1 bit group is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, and the M1 is related to the P; the P is a positive integer greater than 1.
- the second communication device 410 includes: at least one processor and at least one memory, the at least one memory including computer program code; the at least one memory and the computer program code are configured to interact with all used together with the at least one processor.
- the second communication device 410 means at least: firstly send a first information block, the first information block is used to disable HARQ-ACK for K1 HARQ process identities, and the K1 HARQ process identities are K HARQ A subset of process identities, the K1 is a positive integer greater than 1, and the K is a positive integer greater than the K1; then the first signaling is sent in the first time-frequency resource pool, the first time-frequency resource The pool belongs to a search space set; the first signaling instructs to send Q wireless signals, the Q wireless signals respectively include Q data units; and the target information block is received in the first resource set; the first signaling is used to indicate Q HARQ process identities, the HARQ process identities of the Q data units are respectively the Q HARQ process identities; the target information block includes M1 bit
- the HARQ process identities are composed of data units other than the K1 HARQ process identities; the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1; among the M1 bit groups, the Q1 Any bit outside the bit group is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, and the M1 is related to the P; the P is A positive integer greater than 1.
- the second communication device 410 includes: a memory for storing a program of computer-readable instructions, the program of computer-readable instructions generating actions when executed by at least one processor, and the actions include: first Send a first block of information that is used to disable HARQ-ACK for K1 HARQ process identities that are a subset of K HARQ process identities that are greater than a positive integer of 1, the K is a positive integer greater than the K1; then the first signaling is sent in the first time-frequency resource pool, and the first time-frequency resource pool belongs to a search space set; the first The signaling instructs to send Q radio signals, the Q radio signals respectively include Q data units; and the target information block is received in the first resource set; the first signaling is used to indicate the Q HARQ process identities,
- the HARQ process identities of the Q data units are respectively the Q HARQ process identities;
- the target information block includes M1 bit groups, and Q1 bit groups in the M1 bit groups are respectively used to indicate Q1 Whether the data unit is received correctly,
- the first communication device 450 corresponds to the first node in this application.
- the second communication device 410 corresponds to the second node in this application.
- the first communication device 450 is a UE.
- the first communication device 450 is a terminal.
- the second communication device 410 is a base station.
- the second communication device 410 is a UE.
- the second communication device 410 is a network device.
- the second communication device 410 is a serving cell.
- the second communication device 410 is a TRP.
- At least the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used for receiving First information block; at least the first four of the antenna 420, the transmitter 418, the multi-antenna transmit processor 471, the transmit processor 416, the controller/processor 475 are used to transmit first information block.
- At least the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used to monitor First signaling; at least the first four of the antenna 420, the transmitter 418, the multi-antenna transmit processor 471, the transmit processor 416, the controller/processor 475 are used to transmit first signaling.
- the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used according to The first signaling indicates receiving Q wireless signals; the antenna 420, the transmitter 418, the multi-antenna transmission processor 471, the transmission processor 416, the controller/processor 475 At least the first four of are used to transmit Q wireless signals.
- At least the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used for receiving Second block of information; at least the first four of the antenna 420, the transmitter 418, the multi-antenna transmit processor 471, the transmit processor 416, the controller/processor 475 are used to transmit second information block.
- At least the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used for receiving Third block of information; at least the first four of the antenna 420, the transmitter 418, the multi-antenna transmit processor 471, the transmit processor 416, the controller/processor 475 are used to transmit third information block.
- Embodiment 5 illustrates a flow chart of a first information block, as shown in FIG. 5 .
- the first node U1 and the second node N2 communicate through a wireless link; it is particularly noted that the sequence in this embodiment does not limit the sequence of signal transmission and implementation in this application.
- the third information block is received in step S10; the second information block is received in step S11; the first information block is received in step S12; the first information block is monitored in the first time-frequency resource pool in step S13 a signaling; in step S14, Q wireless signals are received according to the indication of the first signaling; in step S15, a target information block is sent in the first resource set.
- the third information block is sent in step S20; the second information block is sent in step S21; the first information block is sent in step S22; the first information block is sent in the first time-frequency resource pool in step S23 A signaling; in step S24, Q wireless signals are sent; in step S25, a target information block is received in the first resource set.
- the first information block is used to disable HARQ-ACK for K1 HARQ process identities, the K1 HARQ process identities are a subset of the K HARQ process identities, and the K1 is greater than 1
- the K is a positive integer greater than the K1;
- the first time-frequency resource pool belongs to a search space set;
- the first signaling indicates the Q wireless signals, the Q wireless signals
- the signal includes Q data units respectively;
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bit groups, Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units consist of data units whose corresponding HARQ process identities in the Q data units are outside the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M
- the first signaling includes a first field, the first field in the first signaling is used to indicate a first time offset value, and the first resource set occupies a target time unit ; the last data unit in the Q1 data units occupies the first time unit; the first time unit and the first time offset value are jointly used to determine the target time unit.
- the unit of the first time offset value is a time slot.
- the unit of the first time offset value is a mini-slot.
- the unit of the first time offset value is a sub-slot.
- the first time offset value is equal to T1, which is a non-negative integer.
- the time slot occupied by the first time unit is time slot T0
- the first time offset value is equal to T1
- the time slot occupied by the target time unit is time slot T2
- the T2 is equal to the sum of the T0 and the T1; the T0, the T1 and the T2 are all non-negative integers.
- the first domain in the first signaling is the PDSCH-TimedomainResourceAllocation domain in the DCI.
- the meaning of the last data unit in the Q1 data units in the above phrase includes: a data unit transmitted latest in the time domain among the Q1 data units.
- the meaning of the last data unit in the Q1 data units in the above phrase includes: a data unit with the largest HARQ process identity among the Q1 data units.
- the target time unit is a time slot.
- the target time unit is a minislot.
- the target time unit is a sub-slot.
- the first time unit is a time slot.
- the first time unit is a minislot.
- the first time unit is a sub-slot.
- the second information block is transmitted through RRC signaling.
- the second information block is exclusive to the user equipment.
- the second information block is transmitted through MAC CE.
- the second information block is transmitted through physical layer dynamic signaling.
- the second information block is transmitted through the PDCCH.
- the second information block is used to indicate the P.
- the second information block is used to indicate a first time window, and the maximum number of HARQ process identities other than the K1 HARQ process identities that can be included in the first time window is equal to the P .
- the second information block indicates the duration of the first time window in the time domain.
- the second information block does not indicate the start moment of the first time window in the time domain.
- the duration of the time domain resources jointly occupied by the Q data units in the time domain is not greater than the duration of the first time window in the time domain.
- the first time window occupies consecutive Q3 time slots in the time domain, and the Q3 is a positive integer not less than the Q.
- the first time window occupies consecutive Q3 mini-slots in the time domain, and the Q3 is a positive integer not less than the Q.
- the first time window occupies consecutive Q3 sub-slots in the time domain, and the Q3 is a positive integer not less than the Q.
- the second information block is used to indicate that the number of consecutive time slots indicated by the first signaling at most is equal to Q3, where Q3 is a positive integer greater than the P, and the indicated consecutive time slots are equal to Q3.
- the active HARQ process identity in the Q3 slots is equal to the P.
- the third information block is transmitted through RRC signaling.
- the third information block is exclusive to the user equipment.
- the third information block is used to indicate that the target time unit is associated with the Q1 time units.
- the third information block is used to indicate that the target time unit is associated with the Q time units.
- the third information block is the dl-Data-ToUL-ACK field in TS 38.331.
- the meaning of the above phrase that the target time unit is associated with the Q1 time units includes: HARQ feedback using the HARQ-ACK codebook of type 1 for the data units transmitted in the Q1 time units is transmitted in the target time unit.
- the meaning of the above phrase that the target time unit is associated with the Q1 time units includes: the PDSCH transmitted in the Q1 time units is included in the reception of candidate PDSCHs of the PUCCH transmitted in the target time unit timing collection.
- the Q1 bit groups are the first Q1 bit groups in the M1 bit groups.
- the M1 bit groups are sequentially ordered in the target information block, the M1 bit groups are sequentially indexed as bit group #0 to bit group #(M1-1), and the M1 bit groups are sequentially indexed as bit group #0 to bit group #(M1-1). Bit group #0 to bit group #(Q1-1) in the bit group are the Q1 bit groups, respectively.
- any one of the M1 bit groups includes only 1 bit
- the target information block includes M1 bits
- the M1 bits are sequentially ordered
- the Q1 bits are the Q1 bit groups, respectively.
- the Q1 bit groups are the last Q1 bit groups in the M1 bit groups.
- the M1 bit groups are sequentially ordered in the target information block, and the M1 bit groups are sequentially indexed as bit group #0 to bit group #(M1-1) , bit group #(M1-Q1) to bit group #(M1-1) in the M1 bit groups are respectively the Q1 bit groups.
- any one of the M1 bit groups includes only 1 bit
- the target information block includes M1 bits
- the M1 bits are sequentially ordered
- the M1 bits are the Q1 bit groups, respectively.
- the first signaling includes a second field, and the second field in the first signaling is used to indicate a first HARQ process identity among the Q HARQ process identities.
- the second field in the first signaling is used to indicate the first of the Q HARQ process identities from the K HARQ process identities HARQ process identity.
- the second field in the first signaling is used to indicate the Q HARQ process identities from among the K HARQ process identities and out of the K1 process identities The first HARQ process identity in the process identity.
- the meaning of the first HARQ process identity among the Q HARQ process identities in the above phrase includes: the HARQ process identity with the smallest process identity among the Q HARQ process identities.
- the meaning of the first HARQ process identity in the Q HARQ process identities in the above phrase includes: the HARQ with the earliest time domain resources occupied among the Q HARQ process identities Process identity.
- the meaning of the first HARQ process identity in the Q HARQ process identities in the above phrase includes: occupying the Q data units corresponding to the Q HARQ process identities respectively The HARQ process identity corresponding to the earliest data unit in the time domain resource.
- the target information block adopts a HARQ-ACK codebook generation method of type 1.
- the size of the HARQ-ACK codebook of type 1 does not change dynamically with the actual data scheduling situation.
- the size of the HARQ-ACK codebook of type 1 does not change with the indication of the physical layer dynamic signaling.
- Embodiment 6 illustrates a schematic diagram of K1 process identities, as shown in FIG. 6 .
- the first node supports at most K HARQ process identities, and K1 HARQ process identities in the K HARQ process identities are disabled for HARQ-ACK.
- a box in the figure represents a HARQ process, and the sequence number in the box represents the HARQ process identity corresponding to the HARQ process, wherein i in the figure represents the HARQ process identity of the corresponding box, and the thick line box is filled with slashes.
- the boxes represent the HARQ process identities for which HARQ-ACK is disabled.
- the HARQ process identity of the disabled HARQ-ACK can be used as data transmission, but the receiver of the data will not feed back HARQ for the data transmitted on the HARQ process identity of the disabled HARQ-ACK -ACK.
- the process identities of the K HARQ processes are 0 to (K-1) in sequence.
- the K1 HARQ process identities are consecutive.
- At least two process identities among the K1 HARQ process identities are discontinuous.
- Embodiment 7 illustrates a schematic diagram of Q data units, as shown in FIG. 7 .
- the Q data units are respectively transmitted in Q time units; the rectangular boxes in the figure represent Q time units, and the data unit #0 to data unit #(Q-1) identified in the figure Corresponding to the Q data units; only Q1 data units in the Q data units are fed back HARQ-ACK; the thick line box and the rectangle filled with diagonal lines represent the Q1 time occupied by the Q1 data units respectively unit, the Q1 time units are a subset of the Q time units; wherein the data unit #j in the figure is one of the Q1 data units.
- the Q time units are consecutive.
- the Q time units are Q non-uplink time slots.
- the Q non-uplink time slots are discontinuous.
- the non-uplink time slots include downlink time slots.
- the non-uplink time slot includes a flexible (Flexible) time slot.
- Embodiment 8 illustrates a schematic diagram of M1 bit groups, as shown in FIG. 8 .
- the Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are received correctly, and the M1 bit groups other than the Q1 bit groups
- the bit group is reserved; the thick dotted box in the figure and the rectangle filled with oblique lines represent the Q1 bit groups; the thick solid line box in the figure and the rectangle filled with oblique lines represent the Q1 data units.
- any two bit groups in the M1 bit groups include the same number of bits.
- the first node is configured to support receiving W1 CBGs in one time slot, and the number of bits included in any bit group in the M1 bit groups is equal to W1.
- the first node is configured to support receiving W1 CBGs in one time slot, and the number of bits included in any bit group in the M1 bit groups is not less than W1.
- Embodiment 9 illustrates a schematic diagram of P HARQ process identities indicated at most by the first signaling, as shown in FIG. 9 .
- the first node supports 16 HARQ processes, corresponding to process identities #0 to #15 respectively; HARQ-ACK feedback of 8 process identities in the 16 process identities is enabled (Enabled), and the remaining 8 process identities are disabled (Disabled); the numbers in the boxes represent the corresponding HARQ process identities, and each box represents a time unit; two complete HARQ cycles are shown in the figure.
- each cycle includes 16 process identities, and the thick solid line box in the figure and filled with slashes indicate the enabled process identities; it can be seen from the figure that when the first signaling can schedule up to 8 time units, The maximum number of enabled HARQ process identities indicated by the first signaling is equal to 6.
- the 8 time units correspond to the first time window indicated by the second information block in this application.
- the P is equal to six.
- Embodiment 10 illustrates a schematic diagram of the first signaling, as shown in FIG. 10 .
- the first signaling includes a second field, and the second field in the first signaling is used to indicate that is used to indicate the first of the Q HARQ process identities HARQ process identity; and the first signaling includes a third field used to indicate the Q.
- the first node shown in the figure supports 16 HARQ process identities, the numbers in the boxes represent the corresponding HARQ process identities, and the thick solid line box in the figure and filled with slashes represent the enabled process identities; the first The second field in the signaling indicates process identity #3 of the 16 process identities, and the third field in the first signaling indicates that Q is equal to 8; the process identity #3 to process Identity #10 is used to transmit data units, and Process Identity #3 to Process Identity #10 are boxed in thick solid lines and filled with slashes. Process Identity supports HARQ-ACK feedback.
- Embodiment 11 illustrates a schematic diagram of a first time unit and a first time offset value, as shown in FIG. 11 .
- the first time unit is located in time slot #n
- the time slot #n is the data unit corresponding to the latest enabled HARQ process identity indicated by the first signaling.
- Occupied time slots the first time offset value is equal to n1 time slots
- the time slot occupied by the target information block is equal to time slot #(n+n1)
- the n is a non-negative integer
- the n1 is a positive Integer.
- the target information block is sent in PUSCH (Physical Uplink Shared Channel, physical uplink shared channel).
- PUSCH Physical Uplink Shared Channel, physical uplink shared channel
- the target information block is sent in the UL-SCH (Uplink Shared Channel, uplink shared channel).
- UL-SCH Uplink Shared Channel, uplink shared channel
- Embodiment 12 illustrates a schematic diagram of a target time unit, as shown in FIG. 12 .
- the target time unit is associated with the first time unit set, and the first time unit set includes Q4 time units; the Q4 is a positive integer greater than 1; the time in the dashed box in the figure
- the unit corresponds to the Q4 time units included in the first time unit set; time unit #0 to time unit #(Q4-1) respectively correspond to the Q4 time units included in the first time unit set.
- any time unit in the Q1 time units in this application is one time unit in the Q4 time units included in the first time unit set.
- the Q4 is not smaller than the Q1.
- the Q4 is not smaller than the Q.
- any time unit in the Q time units in this application is one time unit in the Q4 time units included in the first time unit set.
- RRC signaling is used to indicate that the target time unit is associated with the first set of time units.
- the Q4 time units are continuous in the time domain.
- At least two time units in the Q4 time units are discontinuous in the time domain.
- the Q4 is equal to the K in this application.
- the Q4 is equal to the P in this application.
- Embodiment 13 illustrates a structural block diagram of a first node, as shown in FIG. 13 .
- the first node 1300 includes a first receiver 1301 , a second receiver 1302 and a first transmitter 1303 .
- the first receiver 1301 receives a first information block, the first information block is used to disable HARQ-ACK for K1 HARQ process identities, the K1 HARQ process identities being a subset of the K HARQ process identities , the K1 is a positive integer greater than 1, and the K is a positive integer greater than the K1;
- the second receiver 1302 monitors the first signaling in the first time-frequency resource pool, where the first time-frequency resource pool belongs to a search space set; when the first signaling is detected, according to the first signaling A signaling indication receives Q wireless signals, and the Q wireless signals respectively include Q data units;
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bits group, the Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units It consists of data units whose corresponding HARQ process identities in the Q data units are outside the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1;
- the Any bit in M1 bit groups other than the Q1 bit groups is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, the M1 Related to the P;
- the P is a positive integer greater than one.
- the first signaling includes a first field, the first field in the first signaling is used to indicate a first time offset value, and the first resource set occupies a target time unit ; the last data unit in the Q1 data units occupies the first time unit; the first time unit and the first time offset value are jointly used to determine the target time unit.
- the first receiver 1301 receives a second information block; the second information block is used to determine the value of P.
- the first receiver 1301 receives a third information block; the first resource set occupies a target time unit, the Q1 data units occupy Q1 time units respectively, and the third information block is used for determining that the target time unit is associated with the Q1 time units.
- the Q1 bit groups are the first Q1 bit groups in the M1 bit groups.
- the first signaling includes a second field, and the second field in the first signaling is used to indicate a first HARQ process identity among the Q HARQ process identities.
- the target information block adopts a HARQ-ACK codebook generation method of type 1.
- the first receiver 1301 includes at least the first four of the antenna 452 , the receiver 454 , the multi-antenna reception processor 458 , the reception processor 456 , and the controller/processor 459 in Embodiment 4.
- the second receiver 1302 includes at least the first four of the antenna 452 , the receiver 454 , the multi-antenna receive processor 458 , the receive processor 456 , and the controller/processor 459 in Embodiment 4.
- the first transmitter 1303 includes at least the first four of the antenna 452 , the transmitter 454 , the multi-antenna transmission processor 457 , the transmission processor 468 , and the controller/processor 459 in Embodiment 4.
- Embodiment 14 illustrates a structural block diagram of a second node, as shown in FIG. 14 .
- the second node 1400 includes a second transmitter 1401 , a third transmitter 1402 and a third receiver 1403 .
- the second transmitter 1401 sends a first information block used to disable HARQ-ACK for K1 HARQ process identities that are a subset of the K HARQ process identities , the K1 is a positive integer greater than 1, and the K is a positive integer greater than the K1;
- the third transmitter 1402 sends a first signaling in a first time-frequency resource pool, where the first time-frequency resource pool belongs to a search space set; the first signaling instructs to send Q wireless signals, the Q the wireless signals respectively include Q data units;
- the third receiver 1403, receives the target information block in the first resource set
- the first signaling is used to indicate Q HARQ process identities, and the HARQ process identities of the Q data units are the Q HARQ process identities respectively;
- the target information block includes M1 bits group, the Q1 bit groups in the M1 bit groups are respectively used to indicate whether the Q1 data units are correctly received, and any bit group in the M1 bit groups includes at least one bit;
- the Q1 data units It consists of data units whose corresponding HARQ process identities in the Q data units are outside the K1 HARQ process identities;
- the Q1 is a non-negative integer, and the M1 is a positive integer not less than the Q1;
- the Any bit in M1 bit groups other than the Q1 bit groups is reserved, the first signaling indicates at most P HARQ process identities other than the K1 HARQ process identities, the M1 Related to the P;
- the P is a positive integer greater than one.
- the first signaling includes a first field, the first field in the first signaling is used to indicate a first time offset value, and the first resource set occupies a target time unit ; the last data unit in the Q1 data units occupies the first time unit; the first time unit and the first time offset value are jointly used to determine the target time unit.
- the second transmitter 1401 transmits a second information block; the second information block is used to determine the value of P.
- the second transmitter 1401 sends a third information block; the first resource set occupies a target time unit, the Q1 data units occupy Q1 time units respectively, and the third information block is used for for determining that the target time unit is associated with the Q1 time units.
- the Q1 bit groups are the first Q1 bit groups in the M1 bit groups.
- the first signaling includes a second field, and the second field in the first signaling is used to indicate a first HARQ process identity among the Q HARQ process identities.
- the target information block adopts a HARQ-ACK codebook generation method of type 1.
- the second transmitter 1401 includes at least the first five of the antenna 420, the transmitter 418, the multi-antenna transmission processor 471, the transmission processor 416, and the controller/processor 475 in Embodiment 4.
- the third transmitter 1402 includes at least the first four of the antenna 420, the transmitter 418, the multi-antenna transmission processor 471, the transmission processor 416, and the controller/processor 475 in Embodiment 4.
- the third receiver 1403 includes at least the first six of the antenna 420, the receiver 418, the multi-antenna reception processor 472, the reception processor 470, and the controller/processor 475 in Embodiment 4.
- the first node in this application includes but is not limited to mobile phones, tablet computers, notebooks, network cards, low-power devices, eMTC devices, NB-IoT devices, in-vehicle communication devices, vehicles, vehicles, RSUs, aircraft, airplanes, no Man-machine, remote control aircraft and other wireless communication equipment.
- the second node in this application includes but is not limited to macro cell base station, micro cell base station, small cell base station, home base station, relay base station, eNB, gNB, transmission and reception node TRP, GNSS, relay satellite, satellite base station, air base station , RSU, UAV, test equipment, such as transceiver devices or signaling testers that simulate some functions of base stations, and other wireless communication equipment.
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Abstract
本申请公开了一种被用于无线通信的节点中的方法和装置。节点首选接收第一信息块,所述第一信息块被用于去能K1个HARQ进程身份,所述K1个HARQ进程身份是K个HARQ进程身份的子集;随后在第一时频资源池中监测第一信令,并根据所述第一信令的指示接收Q个数据单元;最后在第一资源集合中发送目标信息块;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元分别对应所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组指示所述Q个数据单元中的Q1个数据单元是否被正确接收;所述M1与所述第一信令最多指示的HARQ进程身份有关。本申请优化上行反馈的传输,以降低信令开销。
Description
本申请涉及无线通信系统中的传输方法和装置,尤其涉及无线通信中的上行反馈的设计方案和装置。
5G NR标准中HARQ-ACK(Hybrid Automatic Repeat reQuest Acknowledgement,混合自动重传请求确认)支持两种码本(Codebook)生成方式,分别是类型1的HARQ-ACK码本和类型2的HARQ-ACK码本。类型1的HARQ-ACK码本生成不随实际的数据调度情况动态改变,而类型2的HARQ-ACK码本大小随着实际的数据调度情况动态改变。于此同时,在NR Rel-17架构中“支持52.6GHz至71GHz”这个议题中,一个PDCCH(Physical Downlink Control Channel,物理下行控制信道)支持调度多个独立的TB(Transport Block,传输块),以降低控制信令的开销。同时,在NR Rel-17架构下,为节约上行开销,提高传输效率,基站能够指示终端去能(Disable)部分HARQ进程(Process)身份(Identity)的HARQ-ACK反馈。当上述关闭部分HARQ进程身份的HARQ-ACK反馈的方案被应用到52.6GHz至71GHz场景下时,基于类型1的HARQ-ACK码本生成的上行反馈将需要被重新设计。
发明内容
一种简单的类型1的HARQ-ACK码本的生成方式是,码本的大小仅和终端没有被去能的所有的HARQ进程身份有关。然而,当终端支持较多的HARQ进程身份时,考虑到控制信令开销以及调度的限制,基站不一定能够一次调度所有HARQ进程身份所对应的数据传输,进而类型1的HARQ-ACK还能够被进一步优化以节约控制信令的开销。
针对上述问题,本申请公开了一种解决方案。需要说明的是,虽然上述描述针对使能/去能(Enabled/Disabled)的HARQ反馈的场景,本申请也适用于其他场景比如所有HARQ进程身份反馈使能的场景,并取得类似在使能/去能(Enabled/Disabled)的HARQ反馈中的技术效果。此外,不同场景(包括但不限于52.6GHz至71GHz场景)采用统一解决方案还有助于降低硬件复杂度和成本。在不冲突的情况下,本申请的任一节点中的实施例和实施例中的特征可以应用到其他任一节点中,反之亦然。在不冲突的情况下,本申请的实施例和实施例中的特征可以任意相互组合。
针对上述问题,本申请公开了一种用于HARQ码本生成的方法和装置。需要说明的是,在不冲突的情况下,本申请的用户设备中的实施例和实施例中的特征可以应用到基站中,反之亦然。在不冲突的情况下,本申请的实施例和实施例中的特征可以任意相互组合。进一步的,虽然本申请的初衷是针对蜂窝网,但本申请也能被用于物联网以及车联网。进一步的,虽然本申请的初衷是针对多载波通信,但本申请也能被用于单载波通信。进一步的,虽然本申请的初衷是针对单播组播,但本申请也能被用于多播组播通信。进一步的,虽然本申请的初衷是针对终端与基站场景,但本申请也同样适用于终端与终端,终端与中继,非地面网络(NTN,Non-Terrestrial Networks),以及中继与基站之间的通信场景,取得类似的终端与基站场景中的技术效果。此外,不同场景(包括但不限于终端与基站的通信场景)采用统一的解决方案还有助于降低硬件复杂度和成本。
进一步的,在不冲突的情况下,本申请的第一节点设备中的实施例和实施例中的特征可以应用到第二节点设备中,反之亦然。特别的,对本申请中的术语(Terminology)、名词、函数、变量的解释(如果未加特别说明)可以参考3GPP的规范协议TS(Technical Specification)36系列、TS38系列、TS37系列中的定义。
本申请公开了一种用于无线通信的第一节点中的方法,包括:
接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;
在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;
在第一资源集合中发送目标信息块;
其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,上述方法的一个技术特征在于:所述目标信息块携带HARQ-ACK,所述目标信息块所携带的HARQ-ACK只由所述第一信令一次能够指示的使能的HARQ进程身份数确定,而不由所述第一节点使能的HARQ进程身份数确定;当所述第一信令采用时间窗的指示方式进行调度时,上述方法降低所述目标信息块中预留的HARQ-ACK比特数,降低上行信令的开销。
根据本申请的一个方面,所述第一信令包括第一域,所述第一信令中的所述第一域被用于指示第一时间偏移值,所述第一资源集合占用目标时间单元;所述Q1个数据单元中的最后一个数据单元占用第一时间单元;所述第一时间单元和所述第一时间偏移值被共同用于确定所述目标时间单元。
作为一个实施例,上述方法的一个技术特征在于:所述第一资源集合对应一个PUCCH(Physical Uplink Control Channel,物理上行控制信道)资源,实际反馈所述Q1个数据单元的PUCCH所占用的资源由所述Q1个HARQ进程身份中的最后一个HARQ进程身份确定。
根据本申请的一个方面,包括:
接收第二信息块;
其中,所述第二信息块被用于确定所述P的值。
作为一个实施例,上述方法的一个技术特征在于:基站指示所述第一节点一个DCI在应用于多个TB调度时,所述DCI所能够调度的最长的时隙数,上述时隙数间接确定了所述第一信令一次能够指示的使能的HARQ进程身份数。
根据本申请的一个方面,包括:
接收第三信息块;
其中,所述第一资源集合占用目标时间单元,所述Q1个数据单元分别占用Q1个时间单元,所述第三信息块被用于确定所述目标时间单元被关联到所述Q1个时间单元。
作为一个实施例,上述方法的一个技术特征在于:通过所述第三信息块指示所述目标时间单元关联的时隙集合,进而确定所述Q1个时间单元中传输的PDSCH(Physical Downlink Shared Channel,物理下行共享信道)的HARQ-ACK反馈均在所述目标时间单元中被传输。
根据本申请的一个方面,所述Q1个比特组是所述M1个比特组中的前Q1个比特组。
作为一个实施例,上述方法的一个技术特征在于:预定义所述Q1个比特组在所述M1个比特组中的位置,以避免基站和终端之间产生歧义。
根据本申请的一个方面,所述第一信令包括第二域,所述第一信令中的所述第二域被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份。
作为一个实施例,上述方法的一个技术特征在于:所述第一信令在调度多个HARQ进程身份时,采用指示起始的HARQ进程身份,结合指示时间窗的方式,以在保证灵活性的前提下节约信令开销。
根据本申请的一个方面,所述目标信息块采用类型1的HARQ-ACK码本生成方式。
本申请公开了一种用于无线通信的第二节点中的方法,包括:
发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;
在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;
在第一资源集合中接收目标信息块;
其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
根据本申请的一个方面,所述第一信令包括第一域,所述第一信令中的所述第一域被用于指示第一时间偏移值,所述第一资源集合占用目标时间单元;所述Q1个数据单元中的最后一个数据单元占用第一时间单元;所述第一时间单元和所述第一时间偏移值被共同用于确定所述目标时间单元。
根据本申请的一个方面,包括:
发送第二信息块;
其中,所述第二信息块被用于确定所述P的值。
根据本申请的一个方面,包括:
发送第三信息块;
其中,所述第一资源集合占用目标时间单元,所述Q1个数据单元分别占用Q1个时间单元,所述第三信息块被用于确定所述目标时间单元被关联到所述Q1个时间单元。
根据本申请的一个方面,所述Q1个比特组是所述M1个比特组中的前Q1个比特组。
根据本申请的一个方面,所述第一信令包括第二域,所述第一信令中的所述第二域被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份。
根据本申请的一个方面,所述目标信息块采用类型1的HARQ-ACK码本生成方式。
本申请公开了一种用于无线通信的第一节点,包括:
第一接收机,接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;
第二接收机,在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;
第一发射机,在第一资源集合中发送目标信息块;
其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
本申请公开了一种用于无线通信的第二节点,包括:
第二发射机,发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;
第三发射机,在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;
第三接收机,在第一资源集合中接收目标信息块;
其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特; 所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,和传统方案相比,本申请具备如下优势:
-.所述目标信息块携带HARQ-ACK,所述目标信息块所携带的HARQ-ACK只由所述第一信令一次能够指示的使能的HARQ进程身份数确定,而不由所述第一节点使能的HARQ进程身份数确定;当所述第一信令采用时间窗的指示方式进行调度时,上述方法降低所述目标信息块中预留的HARQ-ACK比特数,降低上行信令的开销;
-.基站指示所述第一节点一个DCI在应用于多个TB调度时,所述DCI所能够调度的最长的时隙数,上述时隙数间接确定了所述第一信令一次能够指示的使能的HARQ进程身份数;
-.预定义所述Q1个比特组在所述M1个比特组中的位置,以避免基站和终端之间产生歧义;
-.所述第一信令在调度多个HARQ进程身份时,采用指示起始的HARQ进程身份,结合指示时间窗的方式,以在保证灵活性的前提下节约信令开销。
通过阅读参照以下附图中的对非限制性实施例所作的详细描述,本申请的其它特征、目的和优点将会变得更加明显:
图1示出了根据本申请的一个实施例的第一节点的处理流程图;
图2示出了根据本申请的一个实施例的网络架构的示意图;
图3示出了根据本申请的一个实施例的用户平面和控制平面的无线协议架构的实施例的示意图;
图4示出了根据本申请的一个实施例的第一通信设备和第二通信设备的示意图;
图5示出了根据本申请的一个实施例的第一信息块的流程图;
图6示出了根据本申请的一个实施例的K1个进程身份的示意图;
图7示出了根据本申请的一个实施例的Q个数据单元的示意图;
图8示出了根据本申请的一个实施例的M1个比特组的示意图;
图9示出了根据本申请的一个实施例的所述第一信令最多指示的P个HARQ进程身份的示意图;
图10示出了根据本申请的一个实施例的第一信令的示意图;
图11示出了根据本申请的一个实施例的第一时间单元和第一时间偏移值的示意图;
图12示出了根据本申请的一个实施例的目标时间单元的示意图;
图13示出了根据本申请的一个实施例的第一节点设备中的处理装置的结构框图;
图14示出了根据本申请的一个实施例的第二节点设备中的处理装置的结构框图。
下文将结合附图对本申请的技术方案作进一步详细说明,需要说明的是,在不冲突的情况下,本申请的实施例和实施例中的特征可以任意相互组合。
实施例1
实施例1示例了一个第一节点的处理流程图,如附图1所示。在附图1所示的100中,每个方框代表一个步骤。在实施例1中,本申请中的第一节点在步骤101中接收第一信息块;在步骤102中在第一时频资源池中监测第一信令,并根据所述第一信令的指示接收Q个无线信号;在步骤103中在第一资源集合中发送目标信息块。
实施例1中,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;所述第一时频资源池属于一个搜索空间集合;所述第一信令被所述第一节点检测到;所述Q个无线信号分别包括Q个数据单元;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ 进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第一信息块通过RRC(Radio Resource Control,无线电资源控制)信令传输。
作为一个实施例,所述第一信息块是用户设备专属的。
作为一个实施例,所述第一信息块通过MAC(Medium Access Control,媒体接入控制)CE(Control Elements,控制颗粒)传输。
作为一个实施例,所述第一信息块通过物理层动态信令传输。
作为一个实施例,所述第一信息块通过PDCCH传输。
作为一个实施例,所述第一信息块是一个比特位图(Bitmap)。
作为一个实施例,所述第一信息块包括K个比特,所述K是大于1的正整数,所述K等于所述第一节点支持的最大HARQ进程数。
作为该实施例的一个子实施例,所述K等于8。
作为该实施例的一个子实施例,所述K等于16。
作为该实施例的一个子实施例,所述K等于32。
作为该实施例的一个子实施例,所述K个比特中的K1个比特分别被用于指示所述K1个被去能的HARQ进程身份。
作为一个实施例,上述句子去能针对K1个HARQ进程身份的HARQ-ACK的意思包括:所述第一节点不会针对所述K1个HARQ进程身份中的任一HARQ身份反馈对应的HARQ-ACK。
作为一个实施例,上述句子去能针对K1个HARQ进程身份的HARQ-ACK的意思包括:给定数据单元采用所述K1个HARQ进程身份中的一个HARQ进程身份,所述第一节点在接收所述给定数据单元后不会根据所述给定数据单元是否正确接收反馈对应的HARQ-ACK。
作为一个实施例,上述句子去能针对K1个HARQ进程身份的HARQ-ACK的意思包括:给定数据单元采用所述K1个HARQ进程身份中的一个HARQ进程身份,所述第一节点在接收所述给定数据单元后无论所述给定数据单元是否正确接收均不反馈HARQ-ACK。
作为一个实施例,上述句子去能针对K1个HARQ进程身份的HARQ-ACK的意思包括:给定数据单元采用所述K1个HARQ进程身份中的一个HARQ进程身份,所述第一节点在接收所述给定数据单元后无论所述给定数据单元是否正确接收均反馈NACK。
作为一个实施例,上述句子去能针对K1个HARQ进程身份的HARQ-ACK的意思包括:给定数据单元采用所述K1个HARQ进程身份中的一个HARQ进程身份,所述第一节点在接收所述给定数据单元后无论所述给定数据单元是否正确接收均反馈ACK。
作为一个实施例,上述句子去能针对K1个HARQ进程身份的HARQ-ACK的意思包括:所述第一节点假定不会存在预留用于传输针对所述K1个HARQ进程身份中任一HARQ进程身份的反馈的PUCCH(Physical Uplink Control Channel,物理上行控制信道)资源。
作为一个实施例,所述第一节点所能支持的最大HARQ进程数等于K。
作为一个实施例,所述第一节点在一个BWP上所能支持的最大HARQ进程数等于K。
作为一个实施例,所述第一节点在一个载波上所能支持的最大HARQ进程数等于K。
作为一个实施例,上述句子所述K1个HARQ进程身份是K个HARQ进程身份的子集的意思包括:所述K1个HARQ进程身份中的任一HARQ进程身份是所述K个HARQ进程身份中的一个HARQ进程身份。
作为一个实施例,上述句子所述K1个HARQ进程身份是K个HARQ进程身份的子集的意思包括:所述K个HARQ进程身份中的至少存在一个HARQ进程身份是所述K个HARQ进程身份之外的一个HARQ进程身份。
作为一个实施例,所述第一时频资源池所占用的时域资源属于一个Search Space(搜索空间)。
作为一个实施例,所述第一时频资源池所占用的时域资源属于一个Search Space Set(搜索空间 集合)。
作为一个实施例,所述第一时频资源池所占用的频域资源属于一个CORESET(Control Resource Set,控制资源集合)。
作为一个实施例,所述第一信令是一个DCI(Downlink Control Information,下行控制信息)。
作为一个实施例,所述第一信令是一个SCI(Sidelink Control Information,副链路控制信息)。
作为一个实施例,所述第一信令是一个下行授权(DL Grant)。
作为一个实施例,所述第一信令所占用的物理层信道包括PDCCH。
作为一个实施例,所述第一信令被用于确定所述Q个无线信号所占用的频域资源。
作为该实施例的一个子实施例,所述第一信令被用于指示所述Q个无线信号所分别占用的频域资源。
作为该实施例的一个子实施例,所述第一信令被用于指示所述Q个无线信号中位于时域的最早的一个无线信号所占用的频域资源。
作为一个实施例,所述第一信令被用于确定所述Q个无线信号所分别占用的Q个HARQ进程身份。
作为一个实施例,所述第一信令被用于指示Q个无线信号中位于时域的最早的一个无线信号所占用的HARQ进程身份。
作为一个实施例,所述第一信令被用于指示第一时间窗,所述Q个无线信号中任一无线信号所占用的时域资源属于所述第一时间窗。
作为该实施例的一个子实施例,所述第一时间窗占用大于1的正整数个连续的时隙。
作为该实施例的一个子实施例,所述第一时间窗包括Q个时隙,所述Q个无线信号分别在所述Q个时隙中被传输。
作为一个实施例,所述Q个无线信号分别占用Q个时隙。
作为一个实施例,所述Q个无线信号分别占用Q个时间单元。
作为该实施例的一个子实施例,所述Q个时间单元分别是Q个子时隙(Sub-slot)。
作为该实施例的一个子实施例,所述Q个时间单元分别是Q个微时隙(Mini-slot)。
作为该实施例的一个子实施例,所述Q个时间单元中的任一时间单元占用大于1的正整数个多载波符号。
作为一个实施例,所述第一信令被用于指示第一时间窗,所述第一时间窗在时域的持续时间不超过P1个时隙,所述P1是大于1的正整数,所述P1被用于确定所述P的值。
作为一个实施例,所述P等于所述M1。
作为一个实施例,所述第一节点所能支持的最大HARQ进程数等于K,所述M1小于所述K与所述K1的差。
作为一个实施例,所述第一节点所能支持的最大HARQ进程数等于K,所述P小于所述K与所述K1的差。
作为一个实施例,所述Q个数据单元分别是Q个比特块。
作为一个实施例,所述Q个数据单元分别是Q个TB。
作为一个实施例,所述Q个数据单元中的任意两个数据单元分别对应两个不同的比特块。
作为一个实施例,所述Q个数据单元中的任意两个数据单元分别对应两个不同的TB。
作为一个实施例,所述Q个数据单元分别依次经过CRC(Cyclic Redundancy Check,循环冗余校验)添加、LDPC(Low Density Parity Check Code,低密度奇偶校验码)基图样选择、码块分割和码块CRC添加、信道编码、速率匹配、码块连接、加扰、调制、层映射、多天线预编码、资源映射后得到所述Q个无线信号。
作为一个实施例,所述Q个数据单元分别经过CRC添加、LDPC基图样选择、码块分割和码块CRC添加、信道编码、速率匹配、码块连接、加扰、调制、层映射、多天线预编码、资源映射中的至少之一后得到所述Q个无线信号。
作为一个实施例,所述Q个数据单元分别被用于生成所述Q个无线信号。
作为一个实施例,所述Q个数据单元中的Q1个数据单元被反馈HARQ-ACK,且所述Q个数据单元 中的Q2个数据单元不被反馈HARQ-ACK,所述Q1与所述Q2的和等于所述Q,所述Q2是非负整数。
作为该实施例的一个子实施例,所述Q1个数据单元分别对应所述K1个HARQ进程身份之外的Q1个进程身份。
作为该实施例的一个子实施例,所述Q2个数据单元分别对应所述K1个HARQ进程身份之中的Q2个进程身份,所述Q2是不大于所述K1的正整数。
作为一个实施例,所述Q个数据单元中的任一数据单元包括至少一个TB。
作为一个实施例,所述Q个数据单元中的任一数据单元包括至少一个CBG(Code Block Group,码块组)。
作为一个实施例,所述Q个数据单元中的任一数据单元包括至少一个MAC PDU(Protocol Data Unit,协议数据单元)。
作为一个实施例,所述第一资源集合是一个PUCCH资源。
作为一个实施例,所述第一资源集合是一个PUCCH资源集合。
作为一个实施例,所述目标信息块是一个UCI(Uplink Control Information,上行控制信息)。
作为一个实施例,所述目标信息块所占用的物理层信道包括PUCCH。
作为一个实施例,所述第一信令被用于确定所述第一资源集合所占用的时隙。
作为一个实施例,所述第一信令被用于确定所述第一资源集合所占用的频域资源。
作为一个实施例,所述M1个比特组中的任一比特组包括多个比特。
作为一个实施例,所述M1个比特组中的任一比特组仅包括1个比特。
作为一个实施例,所述M1的值与所述第一信令所指示的Q的值无关。
作为一个实施例,所述M1的值与所述第一信令所能指示的在所述K1个HARQ进程身份之外的进程身份的最大个数有关。
作为一个实施例,所述M1的值等于所述第一信令所能指示的在所述K1个HARQ进程身份之外的进程身份的最大个数。
作为一个实施例,所述M1不大于16。
作为一个实施例,所述M1不大于32。
作为一个实施例,所述M1不大于64。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特的值与所述Q1个数据单元中的任一数据单元是否被正确接收无关。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特的值与所述Q个数据单元中的任一数据单元是否被正确接收无关。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特的值是固定的。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特的值等于0。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特的值等于1。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特被用于指示NACK。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1个比特组中且所述Q1个比特组之外的任一比特不被用于指示数据单元是否被正确接收。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1的值与所述Q1的值无关。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:所述M1的值与所述Q的值无关。
作为一个实施例,上述句子所述M1个比特组中且所述Q1个比特组之外的任一比特被预留的意思包括:无论所述第一节点是否接收到所述第一信令,所述目标信息块都包括所述M1个比特组。
作为一个实施例,无论所述第一节点是否接收到所述第一信令,所述第一节点都在所述第一资源集合中发送所述目标信息块。
作为一个实施例,所述第一信令包括所述Q个无线信号的调度信息,所述调度信息包括MCS(Modulation and Coding Scheme,调制和编码方案)、RV(Redundancy Version,冗余版本)、或NDI(New Data Indicator,新数据指示)中的至少之一。
作为一个实施例,所述P与所述第一时频资源池与所述第一资源集合之间的时间间隔有关。
作为该实施例的一个子实施例,所述第一时频资源池与所述第一资源集合之间的所述时间间隔越大,所述P越大。
作为一个实施例,所述P是所述第一时频资源池与所述第一资源集合之间的时间单元的数量。
作为一个实施例,本申请中的所述时间单元是时隙。
作为一个实施例,本申请中的所述时间单元是子时隙。
作为一个实施例,本申请中的所述时间单元是微时隙。
作为一个实施例,本申请中的所述时间单元的持续时间不超过1毫秒。
作为一个实施例,所述Q1个HARQ进程身份中的任一HARQ进程身份是所述K1个HARQ进程身份之外的一个HARQ进程身份。
作为一个实施例,所述Q个HARQ进程身份中的任一HARQ进程身份是所述K1个HARQ进程身份之外的一个HARQ进程身份。
作为一个实施例,本申请中的进程身份是一个非负整数。
作为一个实施例,本申请中的进程身份小于所述K。
作为一个实施例,所述监测包括盲检测。
作为一个实施例,所述监测包括检测。
作为一个实施例,所述监测包括解调。
作为一个实施例,所述监测包括接收。
作为一个实施例,所述监测包括能量检测。
作为一个实施例,所述监测包括相干检测。
实施例2
实施例2示例了网络架构的示意图,如附图2所示。
图2说明了5G NR,LTE(Long-Term Evolution,长期演进)及LTE-A(Long-Term Evolution Advanced,增强长期演进)系统的网络架构200的图。5G NR或LTE网络架构200可称为EPS(Evolved Packet System,演进分组系统)200某种其它合适术语。EPS 200可包括一个UE(User Equipment,用户设备)201,NG-RAN(下一代无线接入网络)202,EPC(Evolved Packet Core,演进分组核心)/5G-CN(5G-Core Network,5G核心网)210,HSS(Home Subscriber Server,归属签约用户服务器)220和因特网服务230。EPS可与其它接入网络互连,但为了简单未展示这些实体/接口。如图所示,EPS提供包交换服务,然而所属领域的技术人员将容易了解,贯穿本申请呈现的各种概念可扩展到提供电路交换服务的网络或其它蜂窝网络。NG-RAN包括NR节点B(gNB)203和其它gNB204。gNB203提供朝向UE201的用户和控制平面协议终止。gNB203可经由Xn接口(例如,回程)连接到其它gNB204。gNB203也可称为基站、基站收发台、无线电基站、无线电收发器、收发器功能、基本服务集合(BSS)、扩展服务集合(ESS)、TRP或某种其它合适术语。gNB203为UE201提供对EPC/5G-CN 210的接入点。UE201的实例包括蜂窝式电话、智能电话、会话起始协议(SIP)电话、膝上型计算机、个人数字助理(PDA)、卫星无线电、非地面基站通信、卫星移动通信、全球定位系统、多媒体装置、视频装置、数字音频播放器(例如,MP3播放器)、相机、游戏控制台、无人机、飞行器、窄带物联网设备、机器类型通信设备、陆地交通工具、汽车、可穿戴设备,或任何其它类似功能装置。所属领域的技术人员也可将UE201称为移动台、订户台、移动单元、订户单元、无线单元、远程单元、移动装置、 无线装置、无线通信装置、远程装置、移动订户台、接入终端、移动终端、无线终端、远程终端、手持机、用户代理、移动客户端、客户端或某个其它合适术语。gNB203通过S1/NG接口连接到EPC/5G-CN 210。EPC/5G-CN 210包括MME(Mobility Management Entity,移动性管理实体)/AMF(Authentication Management Field,鉴权管理域)/UPF(User Plane Function,用户平面功能)211、其它MME/AMF/UPF214、S-GW(Service Gateway,服务网关)212以及P-GW(Packet Date Network Gateway,分组数据网络网关)213。MME/AMF/UPF211是处理UE201与EPC/5G-CN 210之间的信令的控制节点。大体上,MME/AMF/UPF211提供承载和连接管理。所有用户IP(Internet Protocal,因特网协议)包是通过S-GW212传送,S-GW212自身连接到P-GW213。P-GW213提供UE IP地址分配以及其它功能。P-GW213连接到因特网服务230。因特网服务230包括运营商对应因特网协议服务,具体可包括因特网、内联网、IMS(IP Multimedia Subsystem,IP多媒体子系统)和包交换串流服务。
作为一个实施例,所述UE201对应本申请中的所述第一节点。
作为一个实施例,所述UE201是支持去能部分HARQ进程身份的终端。
作为一个实施例,所述UE201是支持NTN业务的终端。
作为一个实施例,所述UE201支持在52.6GHz至71GHz频段上工作。
作为一个实施例,所述UE201支持一个DCI调度多个不同的传输块的数据传输。
作为一个实施例,所述gNB203对应本申请中的所述第二节点。
作为一个实施例,所述gNB203是支持去能部分HARQ进程身份的基站。
作为一个实施例,所述gNB203是承载NTN业务的基站。
作为一个实施例,所述gNB203支持在52.6GHz至71GHz频段上工作。
作为一个实施例,所述gNB203支持一个DCI调度多个不同的传输块的数据传输。
实施例3
实施例3示出了根据本申请的一个用户平面和控制平面的无线协议架构的实施例的示意图,如附图3所示。图3是说明用于用户平面350和控制平面300的无线电协议架构的实施例的示意图,图3用三个层展示用于第一通信节点设备(UE,gNB或V2X中的RSU)和第二通信节点设备(gNB,UE或V2X中的RSU)之间的控制平面300的无线电协议架构:层1、层2和层3。层1(L1层)是最低层且实施各种PHY(物理层)信号处理功能。L1层在本文将称为PHY301。层2(L2层)305在PHY301之上,且负责通过PHY301在第一通信节点设备与第二通信节点设备之间的链路。L2层305包括MAC(Medium Access Control,媒体接入控制)子层302、RLC(Radio Link Control,无线链路层控制协议)子层303和PDCP(Packet Data Convergence Protocol,分组数据汇聚协议)子层304,这些子层终止于第二通信节点设备处。PDCP子层304提供不同无线电承载与逻辑信道之间的多路复用。PDCP子层304还提供通过加密数据包而提供安全性,PDCP子层304还提供第一通信节点设备对第二通信节点设备的越区移动支持。RLC子层303提供上部层数据包的分段和重组装,丢失数据包的重新发射以及数据包的重排序以补偿由于HARQ造成的无序接收。MAC子层302提供逻辑与传输信道之间的多路复用。MAC子层302还负责在第一通信节点设备之间分配一个小区中的各种无线电资源(例如,资源块)。MAC子层302还负责HARQ操作。控制平面300中的层3(L3层)中的RRC(Radio Resouce Control,无线资源控制)子层306负责获得无线电资源(即,无线电承载)且使用第二通信节点设备与第一通信节点设备之间的RRC信令来配置下部层。用户平面350的无线电协议架构包括层1(L1层)和层2(L2层),在用户平面350中用于第一通信节点设备和第二通信节点设备的无线电协议架构对于物理层351,L2层355中的PDCP子层354,L2层355中的RLC子层353和L2层355中的MAC子层352来说和控制平面300中的对应层和子层大体上相同,但PDCP子层354还提供用于上部层数据包的标头压缩以减少无线电发射开销。用户平面350中的L2层355中还包括SDAP(Service Data Adaptation Protocol,服务数据适配协议)子层356,SDAP子层356负责QoS流和数据无线承载(DRB,Data Radio Bearer)之间的映射,以支持业务的多样性。虽然未图示,但第一通信节点设备可具有在L2层355之上的若干上部层,包括终止于网络侧上的P-GW处的网络层(例如,IP层)和终止于连接的另一端(例如,远端UE、服务器等等)处的应用层。
作为一个实施例,附图3中的无线协议架构适用于本申请中的所述第一节点。
作为一个实施例,附图3中的无线协议架构适用于本申请中的所述第二节点。
作为一个实施例,所述第二通信节点设备的PDCP304被用于生成所述第一通信节点设备的调度。
作为一个实施例,所述第二通信节点设备的PDCP354被用于生成所述第一通信节点设备的调度。
作为一个实施例,本申请中的所述第一信息块生成于所述PHY301或者PHY351。
作为一个实施例,本申请中的所述第一信息块生成于所述MAC302或者MAC352。
作为一个实施例,本申请中的所述第一信息块生成于所述RRC306。
作为一个实施例,本申请中的所述第一信令生成于所述PHY301或者PHY351。
作为一个实施例,本申请中的所述第一信令生成于所述MAC302或者MAC352。
作为一个实施例,本申请中的所述Q个无线信号中的任一无线信号生成于所述MAC302或者MAC352。
作为一个实施例,本申请中的所述Q个无线信号中的任一无线信号生成于所述RRC306。
作为一个实施例,本申请中的所述目标信息块生成于所述PHY301或者PHY351。
作为一个实施例,本申请中的所述目标信息块生成于所述MAC302或者MAC352。
作为一个实施例,本申请中的所述目标信息块生成于所述RRC306。
作为一个实施例,本申请中的所述第二信息块生成于所述PHY301或者PHY351。
作为一个实施例,本申请中的所述第二信息块生成于所述MAC302或者MAC352。
作为一个实施例,本申请中的所述第二信息块生成于所述RRC306。
作为一个实施例,本申请中的所述第三信息块生成于所述PHY301或者PHY351。
作为一个实施例,本申请中的所述第三信息块生成于所述MAC302或者MAC352。
作为一个实施例,本申请中的所述第三信息块生成于所述RRC306。
作为一个实施例,所述第一节点是一个终端。
作为一个实施例,所述第二节点是一个终端。
作为一个实施例,所述第二节点是一个RSU(Road Side Unit,路边单元)。
作为一个实施例,所述第二节点是一个Grouphead(组头)。
作为一个实施例,所述第二节点是一个TRP(Transmitter Receiver Point,发送接收点)。
作为一个实施例,所述第二节点是一个小区(Cell)。
作为一个实施例,所述第二节点是一个eNB。
作为一个实施例,所述第二节点是一个基站。
作为一个实施例,所述第二节点被用于管理多个基站。
作为一个实施例,所述第二节点是用于管理多个小区的节点。
作为一个实施例,所述第二节点被用于管理多个TRP(发送接收点)。
作为一个实施例,所述第二节点是一个非地面基站。
作为一个实施例,所述第二节点是GEO(Geostationary Earth Orbiting,同步地球轨道)卫星、MEO(Medium Earth Orbiting,中地球轨道)卫星、LEO(Low Earth Orbit,低地球轨道)卫星、HEO(Highly Elliptical Orbiting,高椭圆轨道)卫星、Airborne Platform(空中平台)中的一种。
实施例4
实施例4示出了根据本申请的第一通信设备和第二通信设备的示意图,如附图4所示。图4是在接入网络中相互通信的第一通信设备450以及第二通信设备410的框图。
第一通信设备450包括控制器/处理器459,存储器460,数据源467,发射处理器468,接收处理器456,多天线发射处理器457,多天线接收处理器458,发射器/接收器454和天线452。
第二通信设备410包括控制器/处理器475,存储器476,接收处理器470,发射处理器416,多天线接收处理器472,多天线发射处理器471,发射器/接收器418和天线420。
在从所述第二通信设备410到所述第一通信设备450的传输中,在所述第二通信设备410处,来自核心网络的上层数据包被提供到控制器/处理器475。控制器/处理器475实施L2层的功能性。在从所述第二通信设备410到所述第一通信设备450的传输中,控制器/处理器475提供标头压缩、加密、包分段和重排序、逻辑与输送信道之间的多路复用,以及基于各种优先级量度对所述第一通信设备450的无线电资 源分配。控制器/处理器475还负责丢失包的重新发射,和到所述第一通信设备450的信令。发射处理器416和多天线发射处理器471实施用于L1层(即,物理层)的各种信号处理功能。发射处理器416实施编码和交错以促进所述第二通信设备410处的前向错误校正(FEC),以及基于各种调制方案(例如,二元相移键控(BPSK)、正交相移键控(QPSK)、M相移键控(M-PSK)、M正交振幅调制(M-QAM))的信号群集的映射。多天线发射处理器471对经编码和调制后的符号进行数字空间预编码,包括基于码本的预编码和基于非码本的预编码,和波束赋型处理,生成一个或多个空间流。发射处理器416随后将每一空间流映射到子载波,在时域和/或频域中与参考信号(例如,导频)多路复用,且随后使用快速傅立叶逆变换(IFFT)以产生载运时域多载波符号流的物理信道。随后多天线发射处理器471对时域多载波符号流进行发送模拟预编码/波束赋型操作。每一发射器418把多天线发射处理器471提供的基带多载波符号流转化成射频流,随后提供到不同天线420。
在从所述第二通信设备410到所述第一通信设备450的传输中,在所述第一通信设备450处,每一接收器454通过其相应天线452接收信号。每一接收器454恢复调制到射频载波上的信息,且将射频流转化成基带多载波符号流提供到接收处理器456。接收处理器456和多天线接收处理器458实施L1层的各种信号处理功能。多天线接收处理器458对来自接收器454的基带多载波符号流进行接收模拟预编码/波束赋型操作。接收处理器456使用快速傅立叶变换(FFT)将接收模拟预编码/波束赋型操作后的基带多载波符号流从时域转换到频域。在频域,物理层数据信号和参考信号被接收处理器456解复用,其中参考信号将被用于信道估计,数据信号在多天线接收处理器458中经过多天线检测后恢复出以所述第一通信设备450为目的地的任何空间流。每一空间流上的符号在接收处理器456中被解调和恢复,并生成软决策。随后接收处理器456解码和解交错所述软决策以恢复在物理信道上由所述第二通信设备410发射的上层数据和控制信号。随后将上层数据和控制信号提供到控制器/处理器459。控制器/处理器459实施L2层的功能。控制器/处理器459可与存储程序代码和数据的存储器460相关联。存储器460可称为计算机可读媒体。在从所述第二通信设备410到所述第二通信设备450的传输中,控制器/处理器459提供输送与逻辑信道之间的多路分用、包重组装、解密、标头解压缩、控制信号处理以恢复来自核心网络的上层数据包。随后将上层数据包提供到L2层之上的所有协议层。也可将各种控制信号提供到L3以用于L3处理。
在从所述第一通信设备450到所述第二通信设备410的传输中,在所述第一通信设备450处,使用数据源467来将上层数据包提供到控制器/处理器459。数据源467表示L2层之上的所有协议层。类似于在从所述第二通信设备410到所述第一通信设备450的传输中所描述所述第二通信设备410处的发送功能,控制器/处理器459基于无线资源分配来实施标头压缩、加密、包分段和重排序以及逻辑与输送信道之间的多路复用,实施用于用户平面和控制平面的L2层功能。控制器/处理器459还负责丢失包的重新发射,和到所述第二通信设备410的信令。发射处理器468执行调制映射、信道编码处理,多天线发射处理器457进行数字多天线空间预编码,包括基于码本的预编码和基于非码本的预编码,和波束赋型处理,随后发射处理器468将产生的空间流调制成多载波/单载波符号流,在多天线发射处理器457中经过模拟预编码/波束赋型操作后再经由发射器454提供到不同天线452。每一发射器454首先把多天线发射处理器457提供的基带符号流转化成射频符号流,再提供到天线452。
在从所述第一通信设备450到所述第二通信设备410的传输中,所述第二通信设备410处的功能类似于在从所述第二通信设备410到所述第一通信设备450的传输中所描述的所述第一通信设备450处的接收功能。每一接收器418通过其相应天线420接收射频信号,把接收到的射频信号转化成基带信号,并把基带信号提供到多天线接收处理器472和接收处理器470。接收处理器470和多天线接收处理器472共同实施L1层的功能。控制器/处理器475实施L2层功能。控制器/处理器475可与存储程序代码和数据的存储器476相关联。存储器476可称为计算机可读媒体。在从所述第一通信设备450到所述第二通信设备410的传输中,控制器/处理器475提供输送与逻辑信道之间的多路分用、包重组装、解密、标头解压缩、控制信号处理以恢复来自UE450的上层数据包。来自控制器/处理器475的上层数据包可被提供到核心网络。
作为一个实施例,所述第一通信设备450装置包括:至少一个处理器以及至少一个存储器,所述至少一个存储器包括计算机程序代码;所述至少一个存储器和所述计算机程序代码被配置成与所述至少一个处理器一起使用。所述第一通信设备450装置至少:首先接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于 1的正整数,所述K是大于所述K1的正整数;随后在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;并在第一资源集合中发送目标信息块;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第一通信设备450包括:一种存储计算机可读指令程序的存储器,所述计算机可读指令程序在由至少一个处理器执行时产生动作,所述动作包括:首先接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;随后在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;并在第一资源集合中发送目标信息块;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第二通信设备410装置包括:至少一个处理器以及至少一个存储器,所述至少一个存储器包括计算机程序代码;所述至少一个存储器和所述计算机程序代码被配置成与所述至少一个处理器一起使用。所述第二通信设备410装置至少:首先发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;随后在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;并在第一资源集合中接收目标信息块;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第二通信设备410装置包括:一种存储计算机可读指令程序的存储器,所述计算机可读指令程序在由至少一个处理器执行时产生动作,所述动作包括:首先发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;随后在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;并在第一资源集合中接收目标信息块;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个 HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第一通信设备450对应本申请中的第一节点。
作为一个实施例,所述第二通信设备410对应本申请中的第二节点。
作为一个实施例,所述第一通信设备450是一个UE。
作为一个实施例,所述第一通信设备450是一个终端。
作为一个实施例,所述第二通信设备410是一个基站。
作为一个实施例,所述第二通信设备410是一个UE。
作为一个实施例,所述第二通信设备410是一个网络设备。
作为一个实施例,所述第二通信设备410是一个服务小区。
作为一个实施例,所述第二通信设备410是一个TRP。
作为一个实施例,所述天线452,所述接收器454,所述多天线接收处理器458,所述接收处理器456,所述控制器/处理器459中的至少前四者被用于接收第一信息块;所述天线420,所述发射器418,所述多天线发射处理器471,所述发射处理器416,所述控制器/处理器475中的至少前四者被用于发送第一信息块。
作为一个实施例,所述天线452,所述接收器454,所述多天线接收处理器458,所述接收处理器456,所述控制器/处理器459中的至少前四者被用于监测第一信令;所述天线420,所述发射器418,所述多天线发射处理器471,所述发射处理器416,所述控制器/处理器475中的至少前四者被用于发送第一信令。
作为一个实施例,所述天线452,所述接收器454,所述多天线接收处理器458,所述接收处理器456,所述控制器/处理器459中的至少前四者被用于根据所述第一信令的指示接收Q个无线信号;所述天线420,所述发射器418,所述多天线发射处理器471,所述发射处理器416,所述控制器/处理器475中的至少前四者被用于发送Q个无线信号。
作为一个实施例,所述天线452,所述接收器454,所述多天线接收处理器458,所述接收处理器456,所述控制器/处理器459中的至少前四者被用于接收第二信息块;所述天线420,所述发射器418,所述多天线发射处理器471,所述发射处理器416,所述控制器/处理器475中的至少前四者被用于发送第二信息块。
作为一个实施例,所述天线452,所述接收器454,所述多天线接收处理器458,所述接收处理器456,所述控制器/处理器459中的至少前四者被用于接收第三信息块;所述天线420,所述发射器418,所述多天线发射处理器471,所述发射处理器416,所述控制器/处理器475中的至少前四者被用于发送第三信息块。
实施例5
实施例5示例了一个第一信息块的流程图,如附图5所示。在附图5中,第一节点U1与第二节点N2之间通过无线链路进行通信;特别说明的是本实施例中的顺序并不限制本申请中的信号传输顺序和实施的顺序。
对于
第一节点U1,在步骤S10中接收第三信息块;在步骤S11中接收第二信息块;在步骤S12中接收第一信息块;在步骤S13中在第一时频资源池中监测第一信令;在步骤S14中根据所述第一信令的指示接收Q个无线信号;在步骤S15中在第一资源集合中发送目标信息块。
对于
第二节点N2,在步骤S20中发送第三信息块;在步骤S21中发送第二信息块;在步骤S22中发送第一信息块;在步骤S23中在第一时频资源池中发送第一信令;在步骤S24中发送Q个无线信号;在步骤S25中在第一资源集合中接收目标信息块。
实施例5中,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;所述第一时频资源池属于一个搜索空间集合;所述第一信令的指示所述Q个无线信号,所述Q个无线信号分别包括Q个数据单元;所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特; 所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数;所述第二信息块被用于确定所述P的值;所述第一资源集合占用目标时间单元,所述Q1个数据单元分别占用Q1个时间单元,所述第三信息块被用于确定所述目标时间单元被关联到所述Q1个时间单元。
作为一个实施例,所述第一信令包括第一域,所述第一信令中的所述第一域被用于指示第一时间偏移值,所述第一资源集合占用目标时间单元;所述Q1个数据单元中的最后一个数据单元占用第一时间单元;所述第一时间单元和所述第一时间偏移值被共同用于确定所述目标时间单元。
作为该实施例的一个子实施例,所述第一时间偏移值的单位是时隙。
作为该实施例的一个子实施例,所述第一时间偏移值的单位是微时隙。
作为该实施例的一个子实施例,所述第一时间偏移值的单位是子时隙。
作为该实施例的一个子实施例,所述第一时间偏移值等于T1,所述T1是非负整数。
作为该实施例的一个子实施例,所述第一时间单元占用的时隙是时隙T0,所述第一时间偏移值等于T1,所述目标时间单元占用的时隙是时隙T2,所述T2等于所述T0与所述T1的和;所述T0、所述T1和所述T2都是非负整数。
作为该实施例的一个子实施例,所述第一信令中的所述第一域是DCI中的PDSCH-TimedomainResourceAllocation域。
作为该实施例的一个子实施例,上述短语所述Q1个数据单元中的最后一个数据单元的意思包括:所述Q1个数据单元中在时域最晚传输的一个数据单元。
作为该实施例的一个子实施例,上述短语所述Q1个数据单元中的最后一个数据单元的意思包括:所述Q1个数据单元中采用最大HARQ进程身份的一个数据单元。
作为该实施例的一个子实施例,所述目标时间单元是一个时隙。
作为该实施例的一个子实施例,所述目标时间单元是一个微时隙。
作为该实施例的一个子实施例,所述目标时间单元是一个子时隙。
作为该实施例的一个子实施例,所述第一时间单元是一个时隙。
作为该实施例的一个子实施例,所述第一时间单元是一个微时隙。
作为该实施例的一个子实施例,所述第一时间单元是一个子时隙。
作为一个实施例,所述第二信息块通过RRC信令传输。
作为一个实施例,所述第二信息块是用户设备专属的。
作为一个实施例,所述第二信息块通过MAC CE传输。
作为一个实施例,所述第二信息块通过物理层动态信令传输。
作为一个实施例,所述第二信息块通过PDCCH传输。
作为一个实施例,所述第二信息块被用于指示所述P。
作为一个实施例,所述第二信息块被用于指示第一时间窗,所述第一时间窗所能包括的所述K1个HARQ进程身份之外的最大HARQ进程身份的数量等于所述P。
作为该实施例的一个子实施例,所述第二信息块指示所述第一时间窗在时域的持续时间。
作为该实施例的一个子实施例,所述第二信息块不指示所述第一时间窗在时域的起始时刻。
作为该实施例的一个子实施例,所述Q个数据单元共同占用的时域资源在时域的持续时间不大于所述第一时间窗在时域的持续时间。
作为该实施例的一个子实施例,所述第一时间窗在时域占用连续的Q3个时隙,所述Q3是不小于所述Q的正整数。
作为该实施例的一个子实施例,所述第一时间窗在时域占用连续的Q3个微时隙,所述Q3是不小于所述Q的正整数。
作为该实施例的一个子实施例,所述第一时间窗在时域占用连续的Q3个子时隙,所述Q3是不小于所述Q的正整数。
作为一个实施例,所述第二信息块被用于指示所述第一信令最多指示的连续的时隙的数量等于Q3,所述Q3是大于所述P的正整数,所述指示的连续的Q3个时隙中激活的HARQ进程身份等于所述P。
作为一个实施例,所述第三信息块通过RRC信令传输。
作为一个实施例,所述第三信息块是用户设备专属的。
作为一个实施例,所述第三信息块被用于指示所述目标时间单元被关联到所述Q1个时间单元。
作为一个实施例,所述第三信息块被用于指示所述目标时间单元被关联到所述Q个时间单元。
作为一个实施例,所述第三信息块是TS 38.331中的dl-Data-ToUL-ACK域。
作为一个实施例,上述短语所述目标时间单元被关联到所述Q1个时间单元的意思包括:针对所述Q1个时间单元中传输的数据单元的采用类型1的HARQ-ACK码本的HARQ反馈在所述目标时间单元中被传输。
作为一个实施例,上述短语所述目标时间单元被关联到所述Q1个时间单元的意思包括:所述Q1个时间单元中传输的PDSCH计入所述目标时间单元中传输的PUCCH的候选PDSCH接收时机集合。
作为一个实施例,所述Q1个比特组是所述M1个比特组中的前Q1个比特组。
作为一个实施例,所述M1个比特组在所述目标信息块中被依次排序,所述M1个比特组被依次索引为比特组#0至比特组#(M1-1),所述M1个比特组中的比特组#0至比特组#(Q1-1)分别是所述Q1个比特组。
作为一个实施例,所述M1个比特组中的任一比特组仅包括1个比特,所述目标信息块包括M1个比特,所述M1个比特被依次排序,所述M1个比特中的前Q1个比特分别是所述Q1个比特组。
作为一个实施例,所述Q1个比特组是所述M1个比特组中的后Q1个比特组。
作为该实施例的一个子实施例,所述M1个比特组在所述目标信息块中被依次排序,所述M1个比特组被依次索引为比特组#0至比特组#(M1-1),所述M1个比特组中的比特组#(M1-Q1)至比特组#(M1-1)分别是所述Q1个比特组。
作为该实施例的一个子实施例,所述M1个比特组中的任一比特组仅包括1个比特,所述目标信息块包括M1个比特,所述M1个比特被依次排序,所述M1个比特中的后Q1个比特分别是所述Q1个比特组。
作为一个实施例,所述第一信令包括第二域,所述第一信令中的所述第二域被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份。
作为该实施例的一个子实施例,所述第一信令中的所述第二域被用于从所述K个HARQ进程身份中指示所述Q个HARQ进程身份中的所述第一个HARQ进程身份。
作为该实施例的一个子实施例,所述第一信令中的所述第二域被用于从所述K个HARQ进程身份中且所述K1个进程身份之外指示所述Q个HARQ进程身份中的所述第一个HARQ进程身份。
作为该实施例的一个子实施例,上述短语所述Q个HARQ进程身份中的所述第一个HARQ进程身份的意思包括:所述Q个HARQ进程身份中进程身份最小的一个HARQ进程身份。
作为该实施例的一个子实施例,上述短语所述Q个HARQ进程身份中的所述第一个HARQ进程身份的意思包括:所述Q个HARQ进程身份中占用的时域资源最早的一个HARQ进程身份。
作为该实施例的一个子实施例,上述短语所述Q个HARQ进程身份中的所述第一个HARQ进程身份的意思包括:所述Q个HARQ进程身份所分别对应的Q个数据单元中占用的时域资源最早的一个数据单元所对应的HARQ进程身份。
作为一个实施例,所述目标信息块采用类型1的HARQ-ACK码本生成方式。
作为该实施例的一个子实施例,所述类型1的HARQ-ACK码本的大小不随实际的数据调度情况动态改变。
作为该实施例的一个子实施例,所述类型1的HARQ-ACK码本的大小不随物理层动态信令的指示改变。
实施例6
实施例6示例了一个K1个进程身份的示意图,如附图6所示。在附图6中,所述第一节点最多 支持K个HARQ进程身份,所述K个HARQ进程身份中的K1个HARQ进程身份被去能HARQ-ACK。图中一个方框表示一个HARQ进程,方框中的序号表示一个所述HARQ进程对应的HARQ进程身份,其中图中的i表示对应的方框的HARQ进程身份,粗线框并填充斜线的方框表示被去能HARQ-ACK的HARQ进程身份。
作为一个实施例,所述去能HARQ-ACK的HARQ进程身份能够被采用作为数据传输,但所述数据的接收端不会针对所述去能HARQ-ACK的HARQ进程身份上传输的数据反馈HARQ-ACK。
作为一个实施例,所述K个HARQ进程的进程身份依次为0至(K-1)。
作为一个实施例,所述K1个HARQ进程身份是连续的。
作为一个实施例,所述K1个HARQ进程身份中至少存在两个进程身份是不连续的。
实施例7
实施例7示例了Q个数据单元的示意图,如附图7所示。在附图7中,所述Q个数据单元分别在Q个时间单元中被传输;图中的矩形框表示Q个时间单元,图中标识的数据单元#0至数据单元#(Q-1)对应所述Q个数据单元;所述Q个数据单元中仅Q1个数据单元被反馈HARQ-ACK;粗线框并填充斜线的矩形框表示所述Q1个数据单元所分别占用的Q1个时间单元,所述Q1个时间单元是所述Q个时间单元的一个子集;其中图中的数据单元#j是所述Q1个数据单元中的之一。
作为一个实施例,所述Q个时间单元是连续的。
作为一个实施例,所述Q个时间单元是Q个非上行时隙。
作为该实施例的一个子实施例,所述Q个非上行时隙是非连续的。
作为该实施例的一个子实施例,所述非上行时隙包括下行时隙。
作为该实施例的一个子实施例,所述非上行时隙包括灵活(Flexible)时隙。
实施例8
实施例8示例了M1个比特组的示意图,如附图8所示。在附图8中,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,且所述M1个比特组中且所述Q1个比特组之外的比特组被预留;图中粗虚框并填充斜线的矩形框表示所述Q1个比特组;图中粗实线框并填充斜线的矩形框表示所述Q1个数据单元。
作为一个实施例,所述M1个比特组中任意两个比特组包括相同的比特数。
作为一个实施例,所述第一节点被配置支持在一个时隙中接收W1个CBG,所述M1个比特组中任意比特组所包括的比特数等于W1。
作为一个实施例,所述第一节点被配置支持在一个时隙中接收W1个CBG,所述M1个比特组中任意比特组所包括的比特数不小于W1。
实施例9
实施例9示例了一个所述第一信令最多指示的P个HARQ进程身份的示意图,如附图9所示。在附图9中,所述第一节点支持16个HARQ进程,分别对应进程身份#0至进程身份#15;所述16个进程身份中的8个进程身份的HARQ-ACK反馈是使能的(Enabled),且剩余的8个进程身份是去能的(Disabled);方框中的数字表示对应的HARQ进程身份,每个方框表示一个时间单元;图中共显示了两个完整的HARQ周期,每个周期包括16个进程身份,图中粗实线框并填充斜线的表示使能的进程身份;从图中看出,当所述第一信令最多能够调度8个时间单元时,所述第一信令最多指示的使能的HARQ进程身份数等于6。
作为一个实施例,所述8个时间单元对应本申请中的所述第二信息块指示的第一时间窗。
作为一个实施例,所述P等于6。
实施例10
实施例10示例了一个第一信令的示意图,如附图10所示。在附图10中,所述第一信令包括第 二域,所述第一信令中的所述第二域被用于指示被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份;且所述第一信令包括第三域,所述第三域被用于指示所述Q。图中显示的所述第一节点支持16个HARQ进程身份,方框中的数字表示对应的HARQ进程身份,图中粗实线框并填充斜线的表示使能的进程身份;所述第一信令中的所述第二域指示所述16个进程身份中的进程身份#3,且所述第一信令中的所述第三域指示Q等于8;所述进程身份#3至进程身份#10被用于传输数据单元,且所述进程身份#3至进程身份#10中粗实线框并填充斜线进程身份支持HARQ-ACK反馈。
实施例11
实施例11示例了一个第一时间单元和第一时间偏移值的示意图,如附图11所示。在附图11中,所述第一时间单元位于时隙#n,所述时隙#n是所述第一信令所指示的最晚的一个使能的HARQ进程身份所对应的数据单元所占用的时隙,所述第一时间偏移值等于n1个时隙,所述目标信息块所占用的时隙等于时隙#(n+n1),所述n是非负整数,所述n1是正整数。
作为一个实施例,所述目标信息块在PUSCH(Physical Uplink Shared Channel,物理上行共享信道)中被发送。
作为一个实施例,所述目标信息块在UL-SCH(Uplink Shared Channel,上行共享信道)中被发送。
实施例12
实施例12示例了一个目标时间单元的示意图,如附图12所示。在附图12中,所述目标时间单元被关联到第一时间单元集合,所述第一时间单元集合包括Q4个时间单元;所述Q4是大于1的正整数;图中虚线框中的时间单元对应所述第一时间单元集合所包括的Q4个时间单元;时间单元#0至时间单元#(Q4-1)分别对应所述第一时间单元集合所包括的所述Q4个时间单元。
作为一个实施例,本申请中的所述Q1个时间单元中的任一时间单元是所述第一时间单元集合所包括的所述Q4个时间单元中的一个时间单元。
作为一个实施例,所述Q4不小于所述Q1。
作为一个实施例,所述Q4不小于所述Q。
作为一个实施例,本申请中的所述Q个时间单元中的任一时间单元是所述第一时间单元集合所包括的所述Q4个时间单元中的一个时间单元。
作为一个实施例,RRC信令被用于指示所述目标时间单元被关联到所述第一时间单元集合。
作为一个实施例,所述Q4个时间单元在时域是连续的。
作为一个实施例,所述Q4个时间单元中至少存在两个时间单元在时域是不连续的。
作为一个实施例,所述Q4等于本申请中的所述K。
作为一个实施例,所述Q4等于本申请中的所述P。
实施例13
实施例13示例了一个第一节点中的结构框图,如附图13所示。附图13中,第一节点1300包括第一接收机1301、第二接收机1302和第一发射机1303。
第一接收机1301,接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;
第二接收机1302,在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;
第一发射机1303,在第一资源集合中发送目标信息块;
实施例13中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一 个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第一信令包括第一域,所述第一信令中的所述第一域被用于指示第一时间偏移值,所述第一资源集合占用目标时间单元;所述Q1个数据单元中的最后一个数据单元占用第一时间单元;所述第一时间单元和所述第一时间偏移值被共同用于确定所述目标时间单元。
作为一个实施例,所述第一接收机1301接收第二信息块;所述第二信息块被用于确定所述P的值。
作为一个实施例,所述第一接收机1301接收第三信息块;所述第一资源集合占用目标时间单元,所述Q1个数据单元分别占用Q1个时间单元,所述第三信息块被用于确定所述目标时间单元被关联到所述Q1个时间单元。
作为一个实施例,所述Q1个比特组是所述M1个比特组中的前Q1个比特组。
作为一个实施例,所述第一信令包括第二域,所述第一信令中的所述第二域被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份。
作为一个实施例,所述目标信息块采用类型1的HARQ-ACK码本生成方式。
作为一个实施例,所述第一接收机1301包括实施例4中的天线452、接收器454、多天线接收处理器458、接收处理器456、控制器/处理器459中的至少前4者。
作为一个实施例,所述第二接收机1302包括实施例4中的天线452、接收器454、多天线接收处理器458、接收处理器456、控制器/处理器459中的至少前4者。
作为一个实施例,所述第一发射机1303包括实施例4中的天线452、发射器454、多天线发射处理器457、发射处理器468、控制器/处理器459中的至少前4者。
实施例14
实施例14示例了一个第二节点中的结构框图,如附图14所示。附图14中,第二节点1400包括第二发射机1401、第三发射机1402和第三接收机1403。
第二发射机1401,发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;
第三发射机1402,在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;
第三接收机1403,在第一资源集合中接收目标信息块;
实施例14中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
作为一个实施例,所述第一信令包括第一域,所述第一信令中的所述第一域被用于指示第一时间偏移值,所述第一资源集合占用目标时间单元;所述Q1个数据单元中的最后一个数据单元占用第一时间单元;所述第一时间单元和所述第一时间偏移值被共同用于确定所述目标时间单元。
作为一个实施例,所述第二发射机1401发送第二信息块;所述第二信息块被用于确定所述P的值。
作为一个实施例,所述第二发射机1401发送第三信息块;所述第一资源集合占用目标时间单元,所述Q1个数据单元分别占用Q1个时间单元,所述第三信息块被用于确定所述目标时间单元被关联 到所述Q1个时间单元。
作为一个实施例,所述Q1个比特组是所述M1个比特组中的前Q1个比特组。
作为一个实施例,所述第一信令包括第二域,所述第一信令中的所述第二域被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份。
作为一个实施例,所述目标信息块采用类型1的HARQ-ACK码本生成方式。
作为一个实施例,所述第二发射机1401包括实施例4中的天线420、发射器418、多天线发射处理器471、发射处理器416、控制器/处理器475中的至少前5者。
作为一个实施例,所述第三发射机1402包括实施例4中的天线420、发射器418、多天线发射处理器471、发射处理器416、控制器/处理器475中的至少前4者。
作为一个实施例,所述第三接收机1403包括实施例4中的天线420、接收器418、多天线接收处理器472、接收处理器470、控制器/处理器475中的至少前6者。
本领域普通技术人员可以理解上述方法中的全部或部分步骤可以通过程序来指令相关硬件完成,所述程序可以存储于计算机可读存储介质中,如只读存储器,硬盘或者光盘等。可选的,上述实施例的全部或部分步骤也可以使用一个或者多个集成电路来实现。相应的,上述实施例中的各模块单元,可以采用硬件形式实现,也可以由软件功能模块的形式实现,本申请不限于任何特定形式的软件和硬件的结合。本申请中的第一节点包括但不限于手机,平板电脑,笔记本,上网卡,低功耗设备,eMTC设备,NB-IoT设备,车载通信设备,交通工具,车辆,RSU,飞行器,飞机,无人机,遥控飞机等无线通信设备。本申请中的第二节点包括但不限于宏蜂窝基站,微蜂窝基站,小蜂窝基站,家庭基站,中继基站,eNB,gNB,传输接收节点TRP,GNSS,中继卫星,卫星基站,空中基站,RSU,无人机,测试设备、例如模拟基站部分功能的收发装置或信令测试仪,等无线通信设备。
以上所述,仅为本申请的较佳实施例而已,并非用于限定本申请的保护范围。凡在本申请的精神和原则之内,所做的任何修改,等同替换,改进等,均应包含在本申请的保护范围之内。
Claims (10)
- 一种用于无线通信中的第一节点,其特征在于包括:第一接收机,接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;第二接收机,在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;第一发射机,在第一资源集合中发送目标信息块;其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
- 根据权利要求1所述的第一节点,其特征在于,所述第一信令包括第一域,所述第一信令中的所述第一域被用于指示第一时间偏移值,所述第一资源集合占用目标时间单元;所述Q1个数据单元中的最后一个数据单元占用第一时间单元;所述第一时间单元和所述第一时间偏移值被共同用于确定所述目标时间单元。
- 根据权利要求1或2中所述的第一节点,其特征在于,所述第一接收机接收第二信息块;所述第二信息块被用于确定所述P的值。
- 根据权利要求1至3中任一权利要求所述的第一节点,其特征在于,所述第一接收机接收第三信息块;所述第一资源集合占用目标时间单元,所述Q1个数据单元分别占用Q1个时间单元,所述第三信息块被用于确定所述目标时间单元被关联到所述Q1个时间单元。
- 根据权利要求1至4中任一权利要求所述的第一节点,其特征在于,所述Q1个比特组是所述M1个比特组中的前Q1个比特组。
- 根据权利要求1至5中任一权利要求所述的第一节点,其特征在于,所述第一信令包括第二域,所述第一信令中的所述第二域被用于指示所述Q个HARQ进程身份中的第一个HARQ进程身份。
- 根据权利要求1至6中任一权利要求所述的第一节点,其特征在于,所述目标信息块采用类型1的HARQ-ACK码本生成方式。
- 一种用于无线通信中的第二节点,其特征在于包括:第二发射机,发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;第三发射机,在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;第三接收机,在第一资源集合中接收目标信息块;其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
- 一种用于无线通信中的第一节点的方法,其特征在于包括:接收第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个 HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;在第一时频资源池中监测第一信令,所述第一时频资源池属于一个搜索空间集合;当所述第一信令被检测到时,根据所述第一信令的指示接收Q个无线信号,所述Q个无线信号分别包括Q个数据单元;在第一资源集合中发送目标信息块;其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
- 一种用于无线通信中的第二节点中的方法,其特征在于包括:发送第一信息块,所述第一信息块被用于去能针对K1个HARQ进程身份的HARQ-ACK,所述K1个HARQ进程身份是K个HARQ进程身份的子集,所述K1是大于1的正整数,所述K是大于所述K1的正整数;在第一时频资源池中发送第一信令,所述第一时频资源池属于一个搜索空间集合;所述第一信令指示发送Q个无线信号,所述Q个无线信号分别包括Q个数据单元;在第一资源集合中接收目标信息块;其中,所述第一信令被用于指示Q个HARQ进程身份,所述Q个数据单元的HARQ进程身份分别是所述Q个HARQ进程身份;所述目标信息块包括M1个比特组,所述M1个比特组中的Q1个比特组分别被用于指示Q1个数据单元是否被正确接收,所述M1个比特组中任一比特组包括至少一个比特;所述Q1个数据单元由所述Q个数据单元中对应的HARQ进程身份在所述K1个HARQ进程身份之外的数据单元组成;所述Q1是非负整数,所述M1是不小于所述Q1的正整数;所述M1个比特组中且所述Q1个比特组之外的任一比特被预留,所述第一信令最多指示在所述K1个HARQ进程身份之外的P个HARQ进程身份,所述M1与所述P有关;所述P是大于1的正整数。
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