WO2020088497A1 - 下行控制信息传输方法及装置 - Google Patents
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Definitions
- This disclosure relates to the field of communications.
- Narrow Band Internet of Things Narrow Band Internet of Things
- MTC Machine-Type Communication
- NR New Radio, new In the first generation wireless communication
- VoIP Voice Over Internet Protocol
- PDCCH Physical Downlink Control Channel
- TB Transport Blocks
- a downlink control information transmission method including: transmitting downlink control information DCI through a physical downlink control channel PDCCH; and scheduling a multi-transport block TB through the DCI, wherein the scheduled The multiple TBs are indicated by the new data indication NDI information in the DCI and the hybrid automatic repeat request HARQ process information.
- another method for transmitting downlink control information including: when a downlink control information DCI schedules a multi-transport block TB, through Redundancy Version (RV) signaling in DCI Field to indicate the scheduled multi-TB RV, or the multi-TB RV is a fixed value; and the DCI is transmitted through a physical downlink control channel PDCCH.
- RV Redundancy Version
- a downlink control information transmission apparatus including: a first transmission module configured to transmit downlink control information DCI through a physical downlink control channel PDCCH; and a scheduling module configured to The DCI schedules multiple transport blocks TB, wherein the scheduled multiple TBs are indicated by new data indication NDI information and hybrid automatic repeat request HARQ process information in the DCI.
- another apparatus for transmitting downlink control information including: an instruction scheduling module configured to, when a downlink control information DCI schedules multiple transmission blocks TB, pass the redundancy version RV information in the DCI Let the field indicate the scheduled multi-TB RV, or the multi-TB RV is a fixed value; and the second transmission module is configured to transmit the DCI through a physical downlink control channel PDCCH.
- a storage medium on which a computer program is stored, wherein the computer program is set to perform downlink control information transmission according to any of the above aspects of the embodiments of the present disclosure when run method.
- an electronic device including a memory and a processor, the memory stores a computer program, the processor is configured to run the computer program to execute the embodiment according to the present disclosure
- the downlink control information transmission method provided in any of the above aspects.
- FIG. 1 is a block diagram of a hardware structure of a mobile terminal that executes a downlink control information transmission method according to an embodiment of the present disclosure.
- FIG. 2 is a flowchart of a method for transmitting downlink control information according to an embodiment of the present disclosure.
- FIG. 3 is a flowchart of another downlink control information transmission method according to an embodiment of the present disclosure.
- FIG. 4 is a schematic diagram of different feedback scenarios according to an embodiment of the present disclosure.
- FIG. 5 is a schematic structural diagram of a downlink control information transmission device according to an embodiment of the present disclosure.
- FIG. 6 is a schematic structural diagram of another downlink control information transmission device according to an embodiment of the present disclosure.
- a TB scheduling requires a PDCCH to indicate.
- PDCCH Downlink Control Information
- the DCI contains a lot of information about different fields such as resource scheduling, modulation and coding, and progress. How to indicate the control information of multiple TBs in one PDCCH and make the overhead smaller is the main problem faced by scheduling enhancement.
- the related art has not yet proposed a solution to the problem of how to indicate control information of multiple TBs in one PDCCH.
- FIG. 1 is a block diagram of a hardware structure of a mobile terminal that executes a downlink control information transmission method according to an embodiment of the present disclosure.
- the mobile terminal may include one or more (only one is shown in FIG. 1) processor 102 (the processor 102 may include, but is not limited to, a microprocessor (Microcontroller Unit, MCU) or a programmable logic device ( Field (Programmable, Array, FPGA) and other processing devices) and a memory 104 for storing data.
- processor 102 may include, but is not limited to, a microprocessor (Microcontroller Unit, MCU) or a programmable logic device ( Field (Programmable, Array, FPGA) and other processing devices
- MCU microprocessor
- FPGA Field
- the above mobile terminal may further include a transmission device 106 and an input output device 108 for communication functions.
- a transmission device 106 may further include a transmission device 106 and an input output device 108 for communication functions.
- FIG. 1 is merely an illustration, which does not limit the structure of the mobile terminal described above.
- the mobile terminal may further include more or fewer components than those shown in FIG. 1, or have a different configuration from that shown in FIG.
- the memory 104 may be used to store computer programs, for example, software programs and modules of application software, such as the computer program corresponding to the downlink control information transmission method provided in the embodiments of the present disclosure, and the processor 102 runs the computer program stored in the memory 104, thereby Implementation of various functional applications and data processing, that is, to achieve the above method.
- the memory 104 may include a high-speed random access memory, and may also include a non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory.
- the memory 104 may further include memories remotely provided with respect to the processor 102, and these remote memories may be connected to the mobile terminal 10 through a network. Examples of the above network include but are not limited to the Internet, intranet, local area network, mobile communication network, and combinations thereof.
- the transmission device 106 is used to receive or send data via a network.
- the specific example of the network described above may include a wireless network provided by a communication provider of the mobile terminal 10.
- the transmission device 106 includes a network adapter (Network Interface Controller, referred to as NIC for short), which can be connected to other network devices through the base station to communicate with the Internet.
- the transmission device 106 may be a radio frequency (Radio Frequency, RF for short) module, which is used to communicate with the Internet in a wireless manner.
- RF Radio Frequency
- Embodiments of the present disclosure provide a method for transmitting downlink control information, which can be applied to a base station. After time slot aggregation, downlink control information is sent to the mobile terminal described above.
- 2 is a flowchart of a method for transmitting downlink control information according to an embodiment of the present disclosure. As shown in FIG. 2, the downlink control information transmission method may include step S202 and step S204.
- step S202 the downlink control information DCI is transmitted through the physical downlink control channel PDCCH.
- step S204 a multi-transport block TB is scheduled through the DCI, wherein the scheduled multi-TB is indicated by new data indication NDI information and hybrid automatic repeat request HARQ process information in the DCI.
- multiple TBs are scheduled through one PDCCH. Since the multiple TBs scheduled through a joint indication of a DCI's NDI domain and HARQ process domain, the DCI is transmitted through a PDCCH, therefore, related technologies The problem of how to indicate the control information of multiple TBs in one PDCCH is achieved by using one DCI to schedule multiple TBs with less overhead.
- the maximum number of multi-TBs is less than or equal to the maximum number of HARQ processes that support scheduling.
- the method may further include: when the maximum number of TBs of the multi-TB is 4 and the maximum number of HARQ processes supporting scheduling is 4, indicating NDI information through the first signaling field, and The second signaling field indicates the process scheduling information of the HARQ process field.
- the first signaling domain is 1 bit and the second signaling domain is 1 bit; or, the first signaling domain is 1 bit and the second signaling domain Is 2 bits; or, the first signaling domain is 1 bit and the second signaling domain is 3 bits; or, the first signaling domain is 1 bit and the second signaling domain is 4 Bit.
- the process state of the HARQ process domain includes X 1 processes, Y 2 processes, Z 3 processes, and M 4 processes, where X, Y, Z, and M are natural numbers.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; Process 0.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1, 2; process 0, 1; process 3.
- the process scheduling status of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 0; Process 1.
- the process scheduling status of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 2, 3; Process 0.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1, 2; process 1, 2, 3; process 0, 1; process 1, 2; process 2, 3; process 0; process 3.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0,1; process 2,3; process 0; process 1; process 2; process 3; process 0,1,2.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 2, 3; Process 1, 2; Process 0; Process 1; Process 2; Process 3.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 2, 3; Process 0, 2; Process 0; Process 1; Process 2; Process 3.
- the method may further include: when the maximum number of TBs of the multi-TB is 4 and the maximum number of HARQ processes supporting scheduling is 4, indicating NDI information and HARQ through the third signaling field Process scheduling information in the process domain.
- the third signaling domain is 5 bits, or 6 bits, or 7 bits.
- the process state of the HARQ process domain includes X 1 processes, Y 2 processes, Z 3 processes, and M 4 processes.
- the third signaling domain is 7 bits
- the method may further include: when the maximum number of multi-TBs is 8 and the maximum number of HARQ processes supporting scheduling is 8, indicating NDI information through the fourth signaling field, and Five signaling fields indicate the process scheduling information of the HARQ process domain.
- the number of HARQ processes supporting scheduling is 1, 2, 3, 4, 6, 8, or 1, 2, 4, 6, 8, or 1, 4, 8, or 1, 2, 3. 4, 8, or 1, 2, 4, 8, or 1, 2, 4, 7, 8.
- the fourth signaling domain is 1 bit, and the fifth signaling domain is 3 bits; or, the fourth signaling domain is 1 bit, and the fifth signaling Let the field be 4 bits; or the fourth signaling field be 1 bit and the fifth signaling field be 5 bits.
- the process status of the HARQ process domain includes X 1 processes, Y 2 processes, Z 3 processes, M 4 processes, N 5 processes, P 6 processes, and Q 7 Process, R 8 processes, where X, Y, Z, M, N, P, Q and R are natural numbers.
- the fifth signaling domain is 5 bits
- the fifth signaling domain is 4 bits
- the process scheduling state of the HARQ process domain indicated by the fifth signaling domain includes at least one of the following: process 0, 1, 2, 3 , 4, 5, 6, 7; Process 0, 1, 2, 3, 4, 5; Process 0, 1, 2, 3; Process 4, 5, 6, 7; Process 0, 1; Process 2, 3; Process 4, 5; Process 6, 7; Process 0; Process 1; Process 2; Process 3; Process 4; Process 5; Process 6; Process 7.
- the process scheduling state of the HARQ process domain indicated by the fifth signaling domain includes at least one of the following: process 0, 1, 2 , 3, 4, 5, 6, 7; processes 0, 1, 2, 3, 4; processes 1, 2, 3, 4, 5; processes 2, 3, 4, 5, 6; processes 3, 4, 5 , 6, 7; process 0, 1, 2; process 1, 2, 3; process 2, 3, 4; process 3, 4, 5; process 4, 5, 6; process 5, 6, 7; process 0, 1; process 1,2; process 2, 3; process 3, 4; process 4, 5; process 5, 6; process 6, 7; process 0; process 1; process 2; process 3; process 4; process 5; Process 6; Process 7.
- the number of processes supporting mixed transmission includes at least 2 processes and 4 processes, or The number of mixed transmission processes includes at least 2 processes and 3 processes, or the number of processes supporting mixed transmission includes at least 2 processes.
- the number of processes supporting mixed transmission includes at least 2 processes, 4 processes, and 8 processes.
- the number of processes supporting mixed transmission includes at least 2 processes, 3 processes and 4 processes, or the number of processes supporting mixed transmission includes at least 2 processes and 4 processes, or the number of processes supporting mixed transmission includes at least 2 processes and 3 processes
- the number of processes supporting mixed transmission includes at least 2 processes.
- the method may further include: when the maximum number of TBs scheduled by one DCI is 8, and the maximum number of HARQ processes supporting scheduling is 8, indicating NDI information and HARQ processes through the sixth signaling field Process scheduling information for the domain.
- the sixth signaling domain is 5 bits, or 6 bits, or 7 bits.
- the method may further include: in the case that the maximum number of multi-TBs is less than the maximum number of HARQ processes that support scheduling, indicating the HARQ process through the configured HARQ multi-process and offset indication fields Scheduling.
- the HARQ multi-processes are configured in at least one of the following ways: a predefined configuration, a set of processes configured by the base station, a high-level signaling configuration, a HARQ process domain configuration in the DCI, and the offset indication domain is used to indicate Based on the configured offset of the HARQ multi-process.
- the frequency domain position of the uplink resource corresponding to the ACK / NACK corresponding to the multi-TB scheduled DCI transmission is the same; or
- the frequency domain position of the uplink resource that transmits the ACK / NACK corresponding to the multi-TB scheduled by the DCI is based on high-level configuration signaling and offset ARO Certainly; or, when 1 TB feeds back through 1 bit and the terminal is a half-duplex terminal, the time domain of the uplink resources transmitting ACK / NACK corresponding to the multi-TB scheduled by the DCI is located on consecutive valid uplink subframes.
- the method may further include: when the DCI triggers aperiodic channel state information CSI reporting, the location of the aperiodic CSI resource or the aperiodic CSI resource is determined in one of the following ways Size or size of TB transmitted with the aperiodic CSI resource: in the case of non-mixed transmission, the aperiodic CSI resource is transmitted on the first new transmission TB; in the case of mixed transmission, the non-cyclic CSI resource Periodic CSI resources are transmitted on the first retransmitted TB; a separate resource is used to transmit the aperiodic CSI resources; the size of the TB transmitted with the aperiodic CSI resources is larger than the number of TBs scheduled by the DCI TBs other than the TB transmitted with the aperiodic CSI resource are smaller; or, the resource corresponding to the TB transmitted with the aperiodic CSI resource is more than the non-periodic TB scheduled by the DCI
- multiple TBs are scheduled through one PDCCH. Since the multiple TBs scheduled through a joint indication of a DCI's NDI domain and HARQ process domain, the DCI is transmitted through a PDCCH, so related technologies can be solved The problem of how to indicate the control information of multiple TBs in one PDCCH is achieved by using one DCI to schedule multiple TBs with less overhead.
- FIG. 3 is another flowchart of a method for transmitting downlink control information according to an embodiment of the present disclosure. As shown in FIG. 3, the downlink control information transmission method may include the following steps S302 and S304.
- step S302 when one downlink control information DCI schedules a multi-transport block TB, the scheduled RV of the multi-TB is indicated by the redundancy version RV signaling field in the DCI, or the multi-TB RV is a fixed value .
- step S304 the DCI is transmitted through the physical downlink control channel PDCCH.
- the RV of the new transmission TB is fixed, and the RV of the retransmission TB is indicated according to the RV signaling field in DCI; or, when the multi-TB includes only the newly transmitted TB, the RV of the multi-TB is the same, where the RV is indicated by the RV signaling field in the DCI or the RV is a fixed value; or, when the multi-TB When only the retransmitted TB is included, the RVs of the multiple TBs are the same, where the RVs are indicated by the RV signaling field in the DCI.
- the RV of the newly transmitted TB when the RV of the newly transmitted TB is a fixed value, the RV of the newly transmitted TB is RV0, RV1, RV2, or RV3.
- the frequency domain position of the uplink resource corresponding to ACK / NACK for transmitting multiple TB scheduled by the DCI is the same; or, when multiple TB Through multi-bit feedback, and the multi-bit feedback on one uplink resource, the frequency domain position of the uplink resource transmitting the ACK / NACK corresponding to the multi-TB scheduled by the DCI is determined according to high-level configuration signaling and offset ARO Or, when 1 TB feeds back through 1 bit and the terminal is a half-duplex terminal, the time domain of the uplink resources transmitting ACK / NACK corresponding to multiple TBs scheduled by the DCI is located on consecutively valid uplink subframes.
- This example provides a DCI indication method in which a new transmission TB and a retransmission TB are scheduled in 8 processes or 4 processes when one PDCCH is used to schedule 4 or 8 TBs.
- the HARQ process domain is indicated in the 4TB scheduling by using non-mixed transmission and mixed transmission.
- the HARQ process domain is indicated in the 8TB scheduling by using non-mixed transmission and mixed transmission.
- RV indication and ACK / NACK resource determination also provide solutions.
- One PDCCH schedules multiple TBs, and indicates the scheduled multiple TBs through new data in DCI indicating NDI information and hybrid automatic repeat request HARQ process information; and transmits the DCI through a physical downlink control channel PDCCH.
- the maximum number of TBs that can be scheduled is less than or equal to the maximum number of processes; new transmission TB and retransmission TB It is not indicated in one PDCCH, or new transmission TB and retransmission TB may be indicated in one PDCCH.
- the newly transmitted TB and the retransmitted TB cannot be mixed.
- the first signaling domain indicates NDI information
- the second signaling domain indicates process scheduling information of the HARQ process domain.
- the size of the first signaling domain is 1 bit
- the size of the second signaling domain is 1 bit
- the number of HARQ processes supporting scheduling is 1, 4
- the size of the first signaling domain is 1 bit
- the first The second signaling domain is 2 bits
- the number of HARQ processes that support scheduling is 1, 2, 3, 4, or 1, 2, 4, or 1, 3, 4
- the first signaling domain size is 1 bit
- the second signaling domain is 3 bits
- the number of HARQ processes that support scheduling is 1, 2, 3, 4, or 1, 2, 4, or 1, 3, 4.
- the number of processes supporting scheduling is 1, 2, 3, 4, or 1, 2, 4, or 1, 4.
- the HARQ process scheduling status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0.
- the HARQ process status indicated by the second signaling domain when the second signaling domain is 2 bits, includes at least one of the following: process 0, 1, 2, 3; process 0 , 1, 2; process 0, 1; process 3. Or, when the second signaling domain is 2 bits, the HARQ process status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1; process 0; Process 1. Or, when the second signaling domain is 2 bits, the HARQ process status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1; process 2, 3; Process 0.
- the HARQ process status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0 , 1, 2; process 1, 2, 3; process 0, 1; process 1, 2; process 2, 3; process 0; process 3.
- the HARQ process status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0 , 1; process 2, 3; process 0; process 1; process 2; process 3; process 0, 1,2.
- the HARQ process status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1; process 2, 3; process 1, 2; process 0; process 1; process 2; process 3.
- the HARQ process status indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1; process 2, 3; process 0, 2; process 0; process 1; process 2; process 3.
- the newly transmitted TB and the retransmitted TB may be mixed.
- the NDI information and the process scheduling information of the HARQ process domain are indicated through the third signaling domain.
- the size of the third signaling domain is 5 bits, or 6 bits, or 7 bits.
- the NDI information is indicated through the fourth signaling domain, and the fifth signaling domain indicates process scheduling information of the HARQ process domain.
- the number of processes supporting scheduling is 1, 2, 3, 4, 6, 8, or 1, 2, 4, 6, 8, or 1, 1, 4.
- the fourth signaling domain is 1 bit and the fifth signaling domain size is 4 bits, or the fourth signaling domain is 1 bit and the fifth signaling domain size is 5 bits.
- the process status scheduled by the fifth signaling domain includes at least one of the following: processes 0, 1, 2, 3, 4, 5, 6 , 7; Process 0, 1, 2, 3, 4, 5; Process 0, 1, 2, 3; Process 4, 5, 6, 7; Process 0, 1; Process 2, 3; Process 4, 5; Process 6, 7; Process 0; Process 1; Process 2; Process 3; Process 4; Process 5; Process 6; Process 7. ,
- its scheduled process state includes at least one of the following: process 0, 1, 2, 3, 4, 5, 6, 7; Process 0, 1, 2, 3, 4; Process 1, 2, 3, 4, 5; Process 2, 3, 4, 5, 6; Process 3, 4, 5, 6, 7; Process 0, 1, 2 ; Process 1, 2, 3; Process 2, 3, 4; Process 3, 4, 5; Process 4, 5, 6; Process 5, 6, 7; Process 0, 1; Process 1, 2; Process 2, 3 ; Process 3, 4; Process 4, 5; Process 5, 6; Process 6, 7; Process 0; Process 1; Process 2; Process 3; Process 4; Process 5; Process 5; Process 6; Process 6; Process 7.
- the maximum number of scheduled TBs is 8 and the number of processes is 8, new transmission TBs and retransmission TBs can be mixed.
- the size of the sixth signaling domain is 5 bits, or 6 bits, or 7 bits.
- One PDCCH schedules multiple TBs, and the redundancy version indication in DCI indicates the scheduled multiple TB redundancy version, or the redundancy version is the default value, and no DCI indication is required; and transmits through the physical downlink control channel PDCCH The DCI.
- the RV of the newly transmitted TB is fixed, and the RV of the retransmitted TB is indicated according to the RV indication signaling field in DCI.
- the RV of the new transmission is the same as the retransmission, and the RV is fixed or indicated by the RV indication signaling field in DCI
- RV of the first transmission block when the RV of the first transmission block is fixed, its version is RV 0, 1, 2, 3.
- a PDCCH schedules multiple TBs.
- 1 TB requires a 1-bit specific feedback of feedback information
- the frequency domain position of the uplink resources corresponding to the ACK / NACK of the multiple TBs scheduled by DCI transmission is the same; when multiple TBs have multiple muplexing feedbacks, transmission
- the frequency domain position of the uplink resources corresponding to ACK / NACK for multiple TBs scheduled by DCI is determined according to high-level configuration signaling and offset ARO; when TB specific feedback and the terminal is a half-duplex terminal, the multiple TBs scheduled for DCI transmission correspond
- the time domain of ACK / NACK uplink resources is located on consecutively valid uplink subframes.
- This embodiment is mainly used in a 4TB scheduling scenario when multi-TB scheduling is enhanced, and the purpose is to reduce signaling overhead, realize multi-TB scheduling, improve transmission efficiency, and reduce overhead.
- the feature is that in multi-TB scheduling, new transmission TB and retransmission TB cannot be mixed transmission, the maximum number of TB is equal to the number of processes.
- the feedback is multi-bit feedback, that is, 4TB scheduling, then 4-bit feedback is performed.
- the feedback information is 4 bits. Further, each TB cannot be mixed, and the NDI field can uniformly indicate the scheduling of all processes. Then the scheduling of the process includes at least one of the following states.
- Table 1-1 4 processes non-mixed transmission state scheduling
- Table 1-2: 4 processes non-mixed transmission state scheduling
- Table 1-3 4 processes non-mixed transmission state scheduling
- Table 1-4 4 processes non-mixed transmission state scheduling
- the process domain uses 3 bits to implement scheduling of multiple TBs under 4 processes.
- the 1 bit in its NDI field is an instruction for new transmission and retransmission for all processes.
- the 3-bit process domain indication method it can realize the scheduling of the number of consecutive TBs, and regardless of the retransmission state, the scheduling can be achieved by using at most two PDCCHs.
- a process scheduling instruction of scheduling 4 TBs by one PDCCH is implemented by scheduling 3 processes by 3 bits.
- This embodiment is mainly used in the 4TB scheduling scenario when multi-TB scheduling is enhanced, and the purpose is to reduce signaling overhead, realize multi-TB scheduling, improve transmission efficiency, and reduce overhead.
- the characteristic is that in multi-TB scheduling, new transmission TB and retransmission TB can be mixed transmission, NDI domain and HARQ process domain indicate 4TB scheduling, and the feedback method is multi-bit feedback.
- the process domain schedules 4 processes or directly indicates the number of scheduled processes, or the number of TBs scheduled, and the NDI domain indicates 4 processes; then the process domain requires 2 to 4 bits, and the NDI domain requires 4 bits, a total of 6 to 8 bits are required, and the DCI overhead is relatively large, which is difficult to accept for MTC or NB-IoT systems, so we consider jointly instructing the process domain and NDI domain to reduce DCI overhead.
- the number of TBs meets the 2-point rule, the simplest one is shown in Table 2-1.
- Table 2-1 4-process mixed transmission state scheduling under the constraint of dichotomy rule
- Up to two schedules can be used to schedule any TB and any process. There are 24 states in the above table, and 5 bits can realize the indication. At the same time, it is noted that it does not support one-time scheduling of 3 processes.
- Table 2-2 4 processes mixed transmission state scheduling under the constraint of continuous TB number
- 10 processes can be divided into 4 + 4 + 2 groups, that is, one group has 4 processes and the other group has 4 processes.
- the three groups are the remaining 2 processes.
- the mixed transmission of 4 processes adopts the above method, and the mixed transmission of 2 processes adopts a 2-bit indication.
- the offset requires 3 bits of indication, and the processes scheduled according to different offset values are process 0, 1, 2, 3; process 1, 2, 3, 4; process 2,3,4,5; process 3,4,5,6; process 4,5,6,7; process 5,6,7,8; process 6,7,8,9.
- the mixed transmission of 4 processes can adopt the above-mentioned way.
- the offset is essentially a group in which processes can overlap, and the indication field of the offset is equivalent to the group number field.
- the 16 processes are divided into 4 + 4 + 4 + 4 two groups, with 4 processes in each group.
- the 4TB mixed transmission adopts the above method.
- This embodiment is mainly used in the 8TB scheduling non-mixed transmission scenario when multi-TB scheduling is enhanced, and the purpose is to reduce signaling overhead, realize multi-TB scheduling, improve transmission efficiency, and reduce overhead.
- the feature is that in multi-TB scheduling, new transmission TB and retransmission TB cannot be mixed transmission, 8 TB requires 8 processes corresponding, and the feedback method is multi-bit feedback.
- multi-bit feedback can be 8-bit feedback information, indicating the transmission of 8 TB corresponding to 8 processes. Since the new transmission information is separated from the retransmission information, the NDI information can be indicated separately from the process domain indication, such as a 1-bit NDI indicating the transmission status of all processes, or multiple bit indications.
- the number of TBs is the element in the set ⁇ 1, 2, 4, 6, 8 ⁇ .
- one scheduling can be achieved; for the transmission of 2 processes, a maximum of two schedulings are required; for the transmission of 3 processes, a maximum of 3 schedulings, a minimum of 2 times; for 4 processes, 5 processes, 6 processes and 7 processes, scheduling up to 4 times. At least once, twice, once, twice.
- 6TB scheduling can be any 6 processes.
- 4 TB, 2 TB can also be any non-overlapping combination, such as 4TB process can be process 0, 1, 3, 4 and process 2, 5, 6, 7.
- An embodiment of the present disclosure also provides another constraint method whose scheduled TB sequence satisfies the Fibonacci Sequence (Fibonacci Sequence) variation rule, that is, the number of TB is an element in the set ⁇ 1, 2, 3, 5, 8 ⁇ ,
- Fibonacci Sequence Fibonacci Sequence
- Table 3-2 One of the process state allocation schemes is shown in Table 3-2.
- the 10 processes can be divided into 8 + 2 groups, that is, one group has 8 processes and the other group has the remaining two processes.
- the offset requires 1 to 2 bits of indication, and the process scheduled according to different offset values is process 0, 1, 2, 3, 4, 5, 6, 7; Process 1, 2, 3, 4, 5, 6, 7, 8; Process 2, 3, 4, 5, 6, 7, 8, 9.
- the 16 processes are divided into 8 + 8 groups of 8 processes in each group. Or in the form of 8 processes plus an offset, the offset requires 3 to 4 bits.
- the offset is essentially a group in which processes can overlap, and the indication field of the offset is equivalent to the group number field.
- a 4-bit or 5-bit method is used to provide a non-mixed transmission indication method for 8-process scheduling.
- This embodiment is mainly used in a mixed transmission scenario of 8TB scheduling when multi-TB scheduling is enhanced, and the purpose is to reduce signaling overhead, realize multi-TB scheduling, improve transmission efficiency, and reduce overhead.
- the feature is that in multi-TB scheduling, new transmission TB and retransmission TB can be mixed transmission, and based on multi-bit feedback mechanism.
- the mixed transmission based on 8 TB scheduling can be further designed based on the non-mixed transmission scheme, adding the required specific mixed transmission state, and reducing the DCI overhead under the condition of meeting basic needs.
- Table 4-2 8-process mixed transmission scheduling under Fibonacci sequence constraints
- the mixed transmission of 8 processes adopts the above method, and the mixed transmission of 2 processes adopts a 2-bit indication. Or in the form of 8 processes + offset, the offset requires 1 to 2 bits of indication, and the process scheduled according to different offset values is process 0, 1, 2, 3, 4, 5, 6, 7; Or, processes 1,2,3,4,5,6,7,8; or, processes 2,3,4,5,6,7,8,9.
- the mixed transmission of 8 processes can adopt the above method.
- the 16 processes are divided into 8 + 8 groups of 8 processes in each group. Or in the form of 8 processes plus an offset, the offset requires 3 to 4 bits.
- the 8-process mixed transmission scheduling method can be used as described above.
- the offset is essentially a group in which processes can overlap, and the indication field of the offset is equivalent to the group number field.
- This example is mainly used to indicate the RV version and TPC signaling in DCI in mixed transmission and non-mixed transmission scenarios when multi-TB scheduling is enhanced.
- the RV version in non-mixed transmission is different from the RV version in mixed transmission.
- all TB transmission times are the same, so the RV version can be shared.
- the corresponding RV versions should be different. Therefore, when non-mixed transmission, the RV of the indicated multiple transmission blocks are the same, which is determined according to the RV indication signaling in DCI; when mixed transmission, the RV of the first transmission block is fixed at 0, and the RV of the retransmission transmission block is RV indication signaling is determined.
- the DCI used for upstream transmission has a signaling field indicated by a 1-bit redundancy version.
- multi-TB scheduling can share the 1-bit RV redundancy version signaling domain.
- the fixed new transmission uses the RV version 0, that is, the RV0 version; and the RV version of the retransmission is still indicated by the signaling field.
- the redundancy version signaling field size is 2 bits, and there are 4 redundancy versions, namely, RV0, RV1, RV2, and RV3, which need to be indicated.
- all TB transmissions can share the redundant version indication; for mixed transmission, all TB may have new transmissions and some retransmissions, then the new transmission redundancy version defaults to RV0, and the retransmission redundancy version It can be indicated by 2 bits.
- the original indication method can be used, that is, whether it is based on cumulative value power control or absolute value power control method, TPC signaling is to perform power control indication on all scheduled TBs.
- the original method was to perform power control instructions on a single TB.
- the redundancy version indication method for non-mixed and mixed transmission scenarios is mainly given when multi-TB scheduling is used.
- This embodiment is mainly used to determine uplink feedback resources when multi-TB scheduling is enhanced.
- TB specific feedback When TB specific feedback, the frequency domain position of the uplink resources corresponding to ACK / NACK of multiple TBs transmitted by DCI scheduling is the same; where, TB specific feedback means that each TB has separate 1-bit feedback information.
- the time domain position of the uplink resources corresponding to ACK / NACK of multiple TBs scheduled by DCI transmission is on consecutive valid uplink subframes.
- FIG. 4 is a schematic diagram of different feedback scenarios according to an embodiment of the present disclosure.
- the frequency domain position of the uplink resources corresponding to ACK / NACK for transmitting multiple TBs scheduled by DCI is determined according to high-level configuration signaling and ARO; where multiplexing feedback refers to each The TB has 1-bit feedback information, and the feedback information of multiple TBs is placed in one uplink PUCCH resource for transmission.
- ARO is obtained from HARQ-ACK resource offset
- HARQ-ACK resource offset is a signaling domain of DCI.
- the time-domain position of multiplexing feedback resources is mainly determined by the DCI indication and the end TB position during multi-TB scheduling.
- the uplink resource determination of the feedback information during multi-TB scheduling is mainly given.
- This example is mainly used for multi-TB scheduling enhancement. If DCI-triggered aperiodic CSI reporting is required, the position of the subframe reported by aperiodic CSI needs to be determined.
- Aperiodic CSI reported on the PUSCH channel in the original way, CSI resources will occupy TB resources, which reduces the actual transmission of TB resources.
- multi-TB scheduling determine the location and size of aperiodic CSI resources and the TB size transmitted together The following 1) ⁇ 4) four ways.
- the CSI resource can be transmitted on the first new transmission TB; or, for the mixed transmission case, the CSI resource can be transmitted on the first retransmission TB.
- the TB transmitted with aperiodic CSI resources is smaller than other TBs in multi-TB scheduling.
- DCI indicates the TBS of other TBs, and the TBS containing CSI resources is determined according to the TBS and offset indicated by DCI, the offset is a predefined value or signaling indication or determined according to the resource size or according to the transmission TB code rate Determined or determined by MCS indicated by DCI.
- CSI is allocated corresponding resources and placed in the first transmission resource location.
- DCI indicates information related to multi-TB scheduling.
- the resource size and position of the CSI can be determined by default or according to the resource position and offset indicated by the DCI, the offset is a predefined value or signaling indication or determined according to the resource size or according to the transmission TB code rate Or according to MCS indicated by DCI.
- the resource corresponding to the TB transmitted with the aperiodic CSI resource is larger than the resource corresponding to other TBs in multi-TB scheduling.
- DCI indicates the resource location of other TBs
- the TBS containing CSI resources is determined according to the resource location and offset indicated by DCI
- the offset is a predefined value or signaling indication or determined according to the TB size or according to the transmission TB
- the code rate is determined or determined according to the MCS indicated by DCI.
- the method according to the above embodiments can be implemented by means of software plus a necessary general hardware platform, and of course, it can also be implemented by hardware, but in many cases the former Better implementation.
- the technical solution of the present disclosure can be embodied in the form of a software product in essence or part that contributes to the existing technology, and the computer software product is stored in a storage medium (such as ROM / RAM, magnetic disk,
- the CD-ROM includes several instructions to enable a terminal device (which may be a mobile phone, computer, server, or network device, etc.) to execute the methods described in the embodiments of the present disclosure.
- a device for transmitting downlink control information is also provided.
- the device is used to implement the method for transmitting downlink control information provided in the embodiment of the present disclosure, and the description has not been repeated.
- the term "module” may implement a combination of software and / or hardware that performs predetermined functions.
- the devices described in the following embodiments are preferably implemented in software, implementation of hardware or a combination of software and hardware is also possible and conceived.
- the apparatus may include: a first transmission module 52 configured to transmit downlink control information DCI through a physical downlink control channel PDCCH; and a scheduling module 54 configured to schedule multiple transmission blocks TB through the DCI, Wherein, the scheduled multiple TBs are indicated by new data indication NDI information in the DCI and hybrid automatic repeat request HARQ process information.
- the maximum number of multi-TBs is less than or equal to the maximum number of HARQ processes that support scheduling.
- the apparatus may further include: a first indication module configured to pass the first letter when the maximum number of multi-TB TBs is 4 and the maximum number of HARQ processes that support scheduling is 4.
- the command field indicates NDI information
- the second signaling field indicates process scheduling information in the HARQ process field.
- the first signaling domain is 1 bit and the second signaling domain is 1 bit; or, the first signaling domain is 1 bit and the second signaling domain Is 2 bits; or, the first signaling domain is 1 bit and the second signaling domain is 3 bits; or, the first signaling domain is 1 bit and the second signaling domain is 4 Bit.
- the process state of the HARQ process domain includes X 1 processes, Y 2 processes, Z 3 processes, and M 4 processes, where X, Y, Z, and M are natural numbers.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; Process 0.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1, 2; process 0, 1; process 3.
- the process scheduling status of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 0; Process 1.
- the process scheduling status of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 2, 3; Process 0.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1, 2; process 1, 2, 3; process 0, 1; process 1, 2; process 2, 3; process 0; process 3.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0,1; process 2,3; process 0; process 1; process 2; process 3; process 0,1,2.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 2, 3; Process 1, 2; Process 0; Process 1; Process 2; Process 3.
- the process scheduling state of the HARQ process domain indicated by the second signaling domain includes at least one of the following: process 0, 1, 2, 3; process 0, 1 ; Process 2, 3; Process 0, 2; Process 0; Process 1; Process 2; Process 3.
- the apparatus may further include: a second indication module configured to pass the third letter when the maximum number of multi-TB TBs is 4 and the maximum number of HARQ processes that support scheduling is 4.
- the command field indicates the NDI information and the process scheduling information of the HARQ process field.
- the third signaling domain is 5 bits, or 6 bits, or 7 bits.
- the process state of the HARQ process domain includes X 1 processes, Y 2 processes, Z 3 processes, and M 4 processes.
- the third signaling domain is 7 bits
- the apparatus may further include: a third indication module configured to pass the fourth letter when the maximum number of multi-TB TBs is 8 and the maximum number of HARQ processes that support scheduling is 8.
- the command field indicates NDI information
- the fifth signaling field indicates process scheduling information in the HARQ process field.
- the number of HARQ processes supporting scheduling is 1, 2, 3, 4, 6, 8, or 1, 2, 4, 6, 8, or 1, 4, 8, or 1, 2, 3. 4, 8, or 1, 2, 4, 8, or 1, 2, 4, 7, 8.
- the fourth signaling domain is 1 bit and the fifth signaling domain is 3 bits; or, the fourth signaling domain is 1 bit and the fifth signaling domain 4 bits; or the fourth signaling field is 1 bit, and the fifth signaling field is 5 bits.
- the process status of the HARQ process domain includes X 1 processes, Y 2 processes, Z 3 processes, M 4 processes, N 5 processes, P 6 processes, and Q 7 Process, R 8 processes, where X, Y, Z, M, N, P, Q, R are natural numbers.
- the fifth signaling domain is 4 bits
- the process scheduling state of the HARQ process domain indicated by the fifth signaling domain includes at least one of the following: process 0, 1, 2, 3 , 4, 5, 6, 7; Process 0, 1, 2, 3, 4, 5; Process 0, 1, 2, 3; Process 4, 5, 6, 7; Process 0, 1; Process 2, 3; Process 4, 5; Process 6, 7; Process 0; Process 1; Process 2; Process 3; Process 4; Process 5; Process 6; Process 7.
- the process scheduling state of the HARQ process domain indicated by the fifth signaling domain includes at least one of the following: process 0, 1, 2 , 3, 4, 5, 6, 7; processes 0, 1, 2, 3, 4; processes 1, 2, 3, 4, 5; processes 2, 3, 4, 5, 6; processes 3, 4, 5 , 6, 7; process 0, 1, 2; process 1, 2, 3; process 2, 3, 4; process 3, 4, 5; process 4, 5, 6; process 5, 6, 7; process 0, 1; process 1,2; process 2, 3; process 3, 4; process 4, 5; process 5, 6; process 6, 7; process 0; process 1; process 2; process 3; process 4; process 5; Process 6; Process 7.
- the number of processes supporting mixed transmission includes at least 2 processes and 4 processes, or The number of mixed transmission processes includes at least 2 processes and 3 processes, or the number of processes supporting mixed transmission includes at least 2 processes.
- the number of processes supporting mixed transmission includes at least 2 processes, 4 processes, and 8 processes.
- the number of processes supporting mixed transmission includes at least 2 processes, 3 processes and 4 processes, or the number of processes supporting mixed transmission includes at least 2 processes and 4 processes, or the number of processes supporting mixed transmission includes at least 2 processes and 3 processes
- the number of processes supporting mixed transmission includes at least 2 processes.
- the apparatus may further include: a fourth indication module configured to use the sixth signaling when the maximum number of TBs scheduled by one DCI is 8 and the maximum number of HARQ processes that support scheduling is 8,
- the field indicates NDI information and process scheduling information of the HARQ process field.
- the sixth signaling domain is 5 bits, or 6 bits, or 7 bits.
- the apparatus may further include: a fifth instruction module configured to, when the maximum number of multi-TBs is less than the maximum number of HARQ processes that support scheduling, through the configured HARQ multi-process and
- the offset indication field indicates the scheduling of the HARQ process.
- the HARQ multi-processes are configured in at least one of the following ways: a predefined configuration, a set of processes configured by the base station, a high-level signaling configuration, a HARQ process domain configuration in the DCI, and the offset indication domain is used to indicate Based on the configured offset of the HARQ multi-process.
- the frequency domain position of the uplink resource corresponding to the ACK / NACK corresponding to the multi-TB scheduled DCI transmission is the same;
- the frequency domain position of the uplink resource that transmits the ACK / NACK corresponding to the multi-TB scheduled by the DCI is based on high-level configuration signaling and offset ARO Certainly; or, when 1 TB feeds back through 1 bit and the terminal is a half-duplex terminal, the time domain of the uplink resources transmitting ACK / NACK corresponding to the multi-TB scheduled by the DCI is located on consecutive valid uplink subframes.
- the apparatus may further include: a determining module configured to determine the location of the aperiodic CSI resource or the aperiodic CSI resource in one of the following ways when the DCI triggers aperiodic channel state information CSI reporting
- the size of the aperiodic CSI resource or the size of the TB transmitted with the aperiodic CSI resource in the case of non-mixed transmission, the aperiodic CSI resource is transmitted on the first new transmission TB; in the case of mixed transmission Next, the aperiodic CSI resource is transmitted on the first retransmitted TB; a separate resource is used to transmit the aperiodic CSI resource; the size of the TB transmitted with the aperiodic CSI resource is larger than that scheduled by the DCI Among the multiple TBs, the other TBs except the TB transmitted together with the aperiodic CSI resources are smaller; or, the resources corresponding to the TB transmitted together with the aperiodic CSI reporting
- FIG. 6 is another schematic structural diagram of a downlink control information transmission device according to an embodiment of the present disclosure.
- the apparatus may include: an instruction scheduling module 62 configured to indicate the scheduled multiple TBs through a redundancy version RV signaling field in DCI when one downlink control information DCI schedules multiple transport blocks TB RV, or the multi-TB RV is a fixed value; and, the second transmission module 64 is configured to transmit the DCI through a physical downlink control channel PDCCH.
- the RV of the new transmission TB is fixed, and the RV of the retransmission TB is indicated according to the RV signaling field in DCI; or, when the multi-TB includes only the newly transmitted TB, the RV of the multi-TB is the same, where the RV is indicated by the RV signaling field in the DCI or the RV is a fixed value; or, when the multi-TB When only the retransmitted TB is included, the RVs of the multiple TBs are the same, where the RVs are indicated by the RV signaling field in the DCI.
- the RV of the newly transmitted TB when the RV of the newly transmitted TB is a fixed value, the RV of the newly transmitted TB is RV0, RV1, RV2, or RV3.
- the frequency domain position of the uplink resource corresponding to ACK / NACK for transmitting multiple TB scheduled by the DCI is the same; or, when multiple TB Through multi-bit feedback, and the multi-bit feedback on one uplink resource, the frequency domain position of the uplink resource transmitting the ACK / NACK corresponding to the multi-TB scheduled by the DCI is determined according to high-level configuration signaling and offset ARO Or, when 1 TB feeds back through 1 bit and the terminal is a half-duplex terminal, the time domain of the uplink resources transmitting ACK / NACK corresponding to multiple TBs scheduled by the DCI is located on consecutively valid uplink subframes.
- the above modules can be implemented by software or hardware, and the latter can be implemented by the following methods, but not limited to this: the above modules are all located in the same processor; or, the above modules can be combined in any combination The forms are located in different processors.
- An embodiment of the present disclosure also provides a storage medium in which a computer program is stored, wherein the computer program is configured to execute any of the steps in the above method embodiments during runtime.
- the above storage medium may be set to store a computer program for performing the following steps: In step S11, the downlink control information DCI is transmitted through the physical downlink control channel PDCCH; And, in step S12, the multi-transport block TB is scheduled through the DCI, wherein the scheduled multi-TB is indicated by new data indication NDI information and hybrid automatic repeat request HARQ process information in the DCI.
- the above storage medium may be further configured to store a computer program for performing the following steps: In step S21, when one downlink control information DCI schedules a multi-transport block TB, Indicating the scheduled multi-TB RV, or the multi-TB RV is a fixed value through a redundant version RV signaling field in DCI; and, in step S22, transmitting a physical downlink control channel PDCCH Narrate DCI.
- the above storage medium may include, but is not limited to: a USB flash drive, a read-only memory (Read-ONly Memory, ROM for short), and a random access memory (RaNdom Access Memory, hereinafter It is a variety of media that can store computer programs, such as RAM), mobile hard disk, magnetic disk or optical disk.
- An embodiment of the present disclosure also provides an electronic device, including a memory and a processor, where the computer program is stored in the memory, and the processor is configured to run the computer program to perform the steps in any one of the foregoing method embodiments.
- the electronic device may further include a transmission device and an input-output device, wherein the transmission device is connected to the processor, and the input-output device is connected to the processor.
- the above processor may be configured to perform the following steps through a computer program: In step S11, transmit downlink control information DCI through a physical downlink control channel PDCCH; and, in step S12, a multi-transport block TB is scheduled through the DCI, wherein the scheduled multi-TB is indicated by new data indication NDI information in the DCI and hybrid automatic repeat request HARQ process information.
- the processor may be further configured to perform the following steps through a computer program: In step S21, when one downlink control information DCI schedules a multi-transport block TB, through the DCI
- the redundancy version RV signaling field indicates the scheduled multi-TB RV, or the multi-TB RV is a fixed value; and, in step S22, the DCI is transmitted through a physical downlink control channel PDCCH.
- modules or steps of the present disclosure can be implemented by a general-purpose computing device, and they can be concentrated on a single computing device or distributed in a network composed of multiple computing devices
- they can be implemented with program code executable by the computing device, so that they can be stored in the storage device and executed by the computing device, and in some cases, may be different from
- the steps shown or described here are executed sequentially, or they are made into individual integrated circuit modules respectively, or multiple modules or steps among them are made into a single integrated circuit module for implementation. In this way, the present disclosure is not limited to any specific combination of hardware and software.
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Abstract
Description
Claims (42)
- 一种下行控制信息传输方法,包括:通过物理下行链路控制信道PDCCH传输下行控制信息DCI;以及通过所述DCI调度多传输块TB,其中,调度的所述多TB通过所述DCI中的新数据指示NDI信息和混合自动重复请求HARQ进程信息来指示。
- 根据权利要求1所述的方法,其中,所述多TB的最大TB数量小于或等于支持调度的最大HARQ进程数量。
- 根据权利要求1所述的方法,还包括:在所述多TB的最大TB数量为4,支持调度的最大HARQ进程数量为4的情况下,通过第一信令域指示NDI信息,第二信令域指示HARQ进程域的进程调度信息。
- 根据权利要求3所述的方法,其中,所述第一信令域为1比特,所述第二信令域为1比特;或者所述第一信令域为1比特,所述第二信令域为2比特;或者所述第一信令域为1比特,所述第二信令域为3比特;或者所述第一信令域为1比特,所述第二信令域为4比特。
- 根据权利要求4所述的方法,其中,所述HARQ进程域的进程状态包括X个1进程,Y个2进程,Z个3进程,M个4进程,其中,X、Y、Z和M为自然数;其中,在所述第二信令域为1比特的情况下,支持调度的HARQ进程数量为1和4,X+M=2;在所述第二信令域为2比特的情况下,X+Y+Z+M<=4;在所述第二信令域为3比特的情况下,X+Y+Z+M<=8;在所述第二信令域为4比特的情况下,X+Y+Z+M<=16。
- 根据权利要求5所述的方法,其中,在所述第二信令域为1比特的情况下,X=1,M=1;在所述第二信令域为2比特的情况下,X+Y+Z+M<=4,且X>=1,M=1;在所述第二信令域为3比特的情况下,X+Y+Z+M<=8,且X>=1,M=1;在所述第二信令域为4比特的情况下,X+Y+Z+M<=16,且X>=1,M=1。
- 根据权利要求6所述的方法,其中,在所述第二信令域为2比特的情况下,X=1,Y=1,Z=1,M=1;或X=2,Y=1,Z=0,M=1;或X=1,Y=2,Z=0,M=1;在所述第二信令域为3比特的情况下,X=4,Y=3,Z=0,M=1;或X=4,Y=2,Z=1,M=1;或X=4,Y=1,Z=2,M=1;或X=2,Y=3,Z=2,M=1;在所述第二信令域为4比特的情况下,X=4,Y=6,Z=4,M=1。
- 根据权利要求5-7任一项所述方法,其中,当所述第二信令域为1比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0;或者当所述第二信令域为2比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1,2;进程0,1;进程3;或者当所述第二信令域为2比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1;进程0;进程1;或者当所述第二信令域为2比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1;进程2,3;进程0;或者当所述第二信令域为3比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1,2;进程1,2,3;进程0,1;进程1,2;进程2,3;进程0;进程3;或者当所述第二信令域为3比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1;进程2,3;进程0;进程1;进程2;进程3;进程0,1,2;或者当所述第二信令域为3比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1;进程2,3;进程1,2;进程0;进程1;进程2;进程3;或者当所述第二信令域为3比特时,所述第二信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3;进程0,1;进程2,3;进程0,2;进程0;进程1;进程2;进程3。
- 根据权利要求1所述的方法,还包括:在所述多TB的最 大TB数量为4,支持调度的最大HARQ进程数量为4的情况下,通过第三信令域指示NDI信息与HARQ进程域的进程调度信息。
- 根据权利要求9所述的方法,其中,所述第三信令域为5比特,或6比特,或7比特。
- 根据权利要求10所述方法,其中,所述HARQ进程域的进程状态包括X个1进程,Y个2进程,Z个3进程,M个4进程;其中,在所述第三信令域为5比特的情况下,X+Y+Z+M<=32;或者在所述第三信令域为6比特的情况下,X+Y+Z+M<=64;或者在所述第三信令域为7比特的情况下,X+Y+Z+M<=128。
- 根据权利要求11所述方法,其中,在所述第三信令域为5比特的情况下,X=8,Y+Z+M<=24;或X=4,Y+Z+M<=28;或X=1,Y+Z+M<=31;在所述第三信令域为6比特的情况下,X=8,Y+Z+M<=56;在所述第三信令域为7比特的情况下,X+Y+Z+M=80,其中,X=8,Y=24,Z=32,M=16。
- 根据权利要求12所述方法,其中,在所述第三信令域为5比特的情况下,所述第三信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3,且NDI=0或1;进程0,1,且NDI=0或1;进程2,3,且NDI=0或1;进程0,且NDI=0或1;进程1,且NDI=0或1;进程2,且NDI=0或1;进程3,且NDI=0或1;进程0,且NDI=0,以及进程1,且NDI=1;进程0,且NDI=0,以及进程1,2,3,且NDI=1;进程1,且NDI=0,以及进程0,且NDI=1;进程1,且NDI=0,以及进程0,2,3,且NDI=1;进程2,且NDI=0,以及进程3,且NDI=1;进程2,且NDI=0,以及进程0,1,3,且NDI=1;进程3,且NDI=0,以及进程2,且NDI=1;进程3,且NDI=0,以及进程0,1,2,且NDI=1;进程0,1,且NDI=0,以及进程2,3,且NDI=1;进程2,3,且NDI=0,以及进程0,1,且NDI=1。
- 根据权利要求1所述的方法,还包括:在所述多TB的最大TB数量为8,支持调度的最大HARQ进程数量为8的情况下,通过第四信令域指示NDI信息,第五信令域指示HARQ进程域的进程调度信息。
- 根据权利要求14所述方法,其中,支持调度的HARQ进程数量为1、2、3、4、6、8,或1、2、4,6、8,或1、4、8,或1、2、3、4、8,或1、2、4、8,或1、2、4、7、8。
- 根据权利要求14所述的方法,其中,所述第四信令域为1比特,所述第五信令域为3比特;或者所述第四信令域为1比特,所述第五信令域为4比特;或者所述第四信令域为1比特,所述第五信令域为5比特。
- 根据权利要求16所述的方法,其中,所述HARQ进程域的进程状态包括X个1进程,Y个2进程,Z个3进程,M个4进程,N个5进程,P个6进程,Q个7进程,R个8进程,其中X,Y,Z,M,N,P,Q以及R为自然数;其中在所述第五信令域为3比特的情况下,R=1,X+Y+Z+M+N+P+Q+R<=8;或者在所述第五信令域为4比特的情况下,R=1,X+Y+Z+M+N+P+Q+R<=16;或者在所述第五信令域为5比特的情况下,R=1,X+Y+Z+M+N+P+Q+R<=32。
- 根据权利要求17所述的方法,其中,在所述第五信令域为3比特的情况下,X=1,Y=1,Z=1,M=1,N=1,P=1,Q=1,R=1;或X=4,Y=2,R=1,0<=Z+M+N+P+Q<=1;或X=1,Y=2,Z=0,M=2,N=0,P=2,Q=0,R=1;或X=1,Y=2,Z=2,M=2,N=0,P=0,Q=0,R=1;或X=1,Y=2,Z=2,M=2,N=0,P=0,Q=0,R=1;或X=1,Y=0,Z=2,M=2,N=2,P=0,Q=0,R=1;或X=1,Y=2,Z=0,M=2,N=2,P=0,Q=0,R=1;在所述第五信令域为4比特的情况下,X=8,R=1,Y+Z+M+P+N+Q<=7;或X=8,Y=4,M=2,R=1,0<=Z+P+N+Q<=1;或X=4,R=1,Y+Z+M+P+N+Q<=11;或X=4,Y=4,M=2,R=1,0<=Z+N+P+Q<=5;在所述第五信令域为5比特的情况下,X+Y+Z+M+N+P+Q+R<=32;以及X=8且R=1;或X=4且R=1;或X=2且R=1。
- 根据权利要求18所述方法,其中,在所述第五信令域为4比特的情况下,Y+Z+M+P+N+Q<=7,且R=1,X=8,至少包括以下之一:Y=4,M=2,Z=1;Y=4,M=2,N=1;Y=4,M=2,P=1;Y=4,M=2,Q=1;或者在所述第五信令域为4比特的情况下,Y+Z+M+P+N+Q<=11,且R=1,X=4,至少包括以下之一:Y=4,M=2,Z=2,P=1,Q=1,N=1;Y=3,M=2,Z=3,P=1,Q=1,N=1;或者在所述第五信令域为5比特的情况下,当X=8,R=1,Y+Z+M+N+P+Q<=23时,至少包括以下之一:Q=2,P=3,N=4,M=4,Y=5,Z=5;Q=2,P=3,N=4,M=4,Y=6,Z=4;Q=2,P=2,N=2,M=4,Y=7,Z=6;或者在所述第五信令域为5比特的情况下,当X=4,R=1,Y+Z+M+N+P+Q<=27时,Q=2,P=3,N=4,M=5,Y=7,Z=6;或者在所述第五信令域为5比特的情况下,当X=2,R=1,Y+Z+M+N+P+Q<=29时,至少包括以下之一:Q=2,P=3,N=4,M=5,Y=9,Z=6;Q=2,P=3,N=4,M=5,Y=8,Z=7;Q=2,P=3,N=4,M=5,Y=7,Z=8;Q=2,P=3,N=4,M=7,Y=7,Z=6。
- 根据权利要求19所述方法,其中,所述第五信令域为4比特时,所述第五信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3,4,5,6,7;进程0,1,2,3,4,5;进程0,1,2,3;进程4,5,6,7;进程0,1;进程2,3;进程4,5;进程6,7;进程0;进程1;进程2;进程3;进程4;进程5;进程6;进程7;或者当所述第五信令域大小为5比特时,所述第五信令域指示的HARQ进程域的进程调度状态至少包括以下之一:进程0,1,2,3,4,5,6,7;进程0,1,2,3,4;进程1,2,3,4,5;进程2,3,4,5,6;进程3,4,5,6,7;进程0,1,2;进程1,2,3;进程2,3,4;进程3,4,5;进程4,5,6;进程5,6,7;进程0,1;进程1,2;进程2,3;进程3,4;进程4,5;进程5,6;进程6,7;进程0;进程1;进程2;进程3;进程4;进程5;进程6;进程7。
- 根据权利要求1所述的方法,其中,在所述多TB的最大TB数量为4,支持调度的最大HARQ进程数量为4的情况下,支持混传的进程数量至少包括2进程和4进程,或者,支持混传的进程数量至少包括2进程和3进程,或者,支持混传的进程数量至少包括2进程;或者在所述多TB的最大TB数量为8,支持调度的最大HARQ进程数量为8的情况下,支持混传的进程数量至少包括2进程、4进程和8进程,或者,支持混传的进程数量至少包括2进程、3进程和4进程,或者,支持混传的进程数量至少包括2进程和4进程;或者,支持混传的进程数量至少包括2进程和3进程,或者,支持混传的进程数量至少包括2进程。
- 根据权利要求1所述的方法,还包括:在一个DCI调度的最大TB数量为8,支持调度的最大HARQ进程数量为8的情况下,通过第六信令域指示NDI信息与HARQ进程域的进程调度信息。
- 根据权利要求22所述的方法,其中,所述第六信令域为5比特,或6比特,或7比特。
- 根据权利要求2所述方法,还包括:在所述多TB的最大TB数量小于支持调度的最大HARQ进 程数量的情况下,通过已配置的HARQ多进程和偏移指示域指示HARQ进程的调度;其中所述HARQ多进程通过以下至少之一的方式配置:预定义配置,基站配置的进程集合得到,高层信令配置,所述DCI中HARQ进程域配置,所述偏移指示域用于指示基于已配置的所述HARQ多进程的偏移量。
- 根据权利要求1至24中任一项所述的方法,其中,当1个TB通过1比特反馈,且一个比特对应一个上行资源时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的频域位置相同;或者当多TB通过多比特反馈,且所述多比特在一个上行资源上反馈时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的频域位置是根据高层配置信令和偏移量ARO确定的;或者当1TB通过1比特反馈且终端为半双工终端时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的时域位于连续有效的上行子帧上。
- 根据权利要求1至24中任一项所述的方法,还包括:所述DCI触发非周期性信道状态信息CSI上报时,采用如下方式之一确定所述非周期CSI资源的位置或所述非周期CSI资源的大小或与所述非周期CSI资源一起传输的TB的大小:在非混传的情况下,所述非周期CSI资源在第一个新传TB上传输;在混传的情况下,所述非周期CSI资源在第一个重传TB上传输;采用单独资源对所述非周期CSI资源进行传输;与所述非周期CSI资源一起传输的TB的大小比所述DCI调 度的所述多TB中除与非周期CSI资源一起传输的TB之外的其他TB要小;与所述非周期CSI资源一起传输的TB对应的资源比所述DCI调度的所述多TB中除与所述非周期CSI资源一起传输的TB之外的其他TB对应的资源大。
- 一种下行控制信息传输方法,包括:当一个下行控制信息DCI调度多传输块TB时,通过DCI中的冗余版本RV信令域来指示调度的所述多TB的RV,或者所述多TB的RV为固定值;以及通过物理下行链路控制信道PDCCH传输所述DCI。
- 根据权利要求27所述的方法,其中,当所述多TB包括新传TB和重传TB时,所述新传TB的RV固定,所述重传TB的RV根据DCI中RV信令域指示;或者当所述多TB仅包括新传TB时,所述多TB的RV相同,其中,所述RV由所述DCI中RV信令域指示或所述RV为固定值;或者当所述多TB仅包括重传TB时,所述多TB的RV相同,其中,所述RV由所述DCI中RV信令域指示。
- 根据权利要求28所述的方法,其中,所述新传TB的RV为固定值时,所述新传TB的RV为RV0,RV1,RV2,或者RV3。
- 根据权利要求27至29中任一项所述的方法,其中,当1个TB通过1比特反馈,且一个比特对应一个上行资源时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的频域位置相同;或者当多TB通过多比特反馈,且所述多比特在一个上行资源上反馈时,传输所述DCI调度的多TB对应ACK/NACK的上行资源 的频域位置是根据高层配置信令和偏移量ARO确定的;或者当1TB通过1比特反馈且终端为半双工终端时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的时域位于连续有效的上行子帧上。
- 一种下行控制信息传输装置,包括:第一传输模块,配置为通过物理下行链路控制信道PDCCH传输下行控制信息DCI;以及调度模块,配置为通过所述DCI调度多传输块TB,其中,调度的所述多TB通过所述DCI中的新数据指示NDI信息和混合自动重复请求HARQ进程信息来指示。
- 根据权利要求31所述的装置,还包括:第一指示模块,配置为在所述多TB的最大TB数量为4,支持调度的最大HARQ进程数量为4的情况下,通过第一信令域指示NDI信息,第二信令域指示HARQ进程域的进程调度信息。
- 根据权利要求31所述的装置,还包括:第二指示模块,配置为在所述多TB的最大TB数量为4,支持调度的最大HARQ进程数量为4的情况下,通过第三信令域指示NDI信息与HARQ进程域的进程调度信息。
- 根据权利要求31所述的装置,还包括:第三指示模块,配置为在所述多TB的最大TB数量为8,支持调度的最大HARQ进程数量为8的情况下,通过第四信令域指示NDI信息,第五信令域指示HARQ进程域的进程调度信息。
- 根据权利要求31所述的装置,还包括:第四指示模块,配置为在一个DCI调度的最大TB数量为8,支持调度的最大HARQ进程数量为8的情况下,通过第六信令域指示NDI信息与HARQ进程域的进程调度信息。
- 根据权利要求31所述装置,还包括:第五指示模块,配置为在所述多TB的最大TB数量小于支持调度的最大HARQ进程数量的情况下,通过已配置的HARQ多进程和偏移指示域指示HARQ进程的调度;其中所述HARQ多进程通过以下至少之一的方式配置:预定义配置,基站配置的进程集合得到,高层信令配置,所述DCI中HARQ进程域配置,所述偏移指示域用于指示基于已配置的所述HARQ多进程的偏移量。
- 根据权利要求31至36中任一项所述的装置,还包括:确定模块,配置为所述DCI触发非周期性信道状态信息CSI上报时,采用如下方式之一确定所述非周期CSI资源的位置或所述非周期CSI资源的大小或与所述非周期CSI资源一起传输的TB的大小:在非混传的情况下,所述非周期CSI资源在第一个新传TB上传输;在混传的情况下,所述非周期CSI资源在第一个重传TB上传输;采用单独资源对所述非周期CSI资源进行传输;与所述非周期CSI资源一起传输的TB的大小比所述DCI调度的所述多TB中除与非周期CSI资源一起传输的TB之外的其他TB要小;与所述非周期CSI资源一起传输的TB对应的资源比所述DCI调度的所述多TB中除与所述非周期CSI资源一起传输的TB之外的其他TB对应的资源大。
- 一种下行控制信息传输装置,包括:指示调度模块,配置为当一个下行控制信息DCI调度多传输 块TB时,通过DCI中的冗余版本RV信令域来指示调度的所述多TB的RV,或者所述多TB的RV为固定值;以及第二传输模块,配置为通过物理下行链路控制信道PDCCH传输所述DCI。
- 根据权利要求38所述的装置,其中,当所述多TB包括新传TB和重传TB时,所述新传TB的RV固定,所述重传TB的RV根据DCI中RV信令域指示;或者当所述多TB仅包括新传TB时,所述多TB的RV相同,其中,所述RV由所述DCI中RV信令域指示或所述RV为固定值;或者当所述多TB仅包括重传TB时,所述多TB的RV相同,其中,所述RV由所述DCI中RV信令域指示。
- 根据权利要求38或39所述的装置,其中,当1TB通过1比特反馈,且一个比特对应一个上行资源时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的频域位置相同;或者当多TB通过多比特反馈,且所述多比特在一个上行资源上反馈时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的频域位置是根据高层配置信令和偏移量ARO确定的;或者当1TB通过1比特反馈且终端为半双工终端时,传输所述DCI调度的多TB对应ACK/NACK的上行资源的时域位于连续有效的上行子帧上。
- 一种存储介质,其上存储有计算机程序,其中,所述计算机程序被设置为运行时执行所述权利要求1-26,27-30任一项中所述的方法。
- 一种电子装置,包括存储器和处理器,其中,所述存储 器中存储有计算机程序,所述处理器被设置为运行所述计算机程序以执行所述权利要求1-26,27-30任一项中所述的方法。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021248285A1 (en) * | 2020-06-08 | 2021-12-16 | Nec Corporation | Methods for communication, terminal device, and computer readable media |
US11558142B2 (en) * | 2020-11-20 | 2023-01-17 | Qualcomm Incorporated | Transport block size (TBS) adjustment indication in sidelink |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020164132A1 (zh) * | 2019-02-15 | 2020-08-20 | 华为技术有限公司 | 数据传输的方法和数据传输的装置 |
CN110945885B (zh) * | 2019-11-04 | 2024-05-07 | 北京小米移动软件有限公司 | 下行控制信息dci下发方法及装置、通信设备及存储介质 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101841771A (zh) * | 2009-03-18 | 2010-09-22 | 大唐移动通信设备有限公司 | 实现单小区多媒体广播组播业务传输的方法及装置 |
CN102474465A (zh) * | 2009-09-30 | 2012-05-23 | 诺基亚公司 | 用于回程链路的增强型控制信令 |
CN102484520A (zh) * | 2009-09-14 | 2012-05-30 | Lg电子株式会社 | 在mimo无线通信系统中发射下行链路信号的方法和装置 |
CN102823183A (zh) * | 2010-03-29 | 2012-12-12 | Lg电子株式会社 | 传输控制信息以支持上行链路多天线传输的有效方法和装置 |
CN105790897A (zh) * | 2014-12-26 | 2016-07-20 | 北京三星通信技术研究有限公司 | 一种混合自动重传请求(harq)的方法和设备 |
CN106537979A (zh) * | 2014-07-31 | 2017-03-22 | 华为技术有限公司 | 用于多载波传输的系统和方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012167459A1 (zh) * | 2011-06-27 | 2012-12-13 | 华为技术有限公司 | 资源调度方法和数据传输方法及设备和系统 |
KR101845463B1 (ko) * | 2013-08-07 | 2018-04-04 | 인터디지탈 패튼 홀딩스, 인크 | 디바이스 대 디바이스 통신을 위한 분산형 스케줄링 |
CN104734821B (zh) * | 2013-12-19 | 2019-04-05 | 电信科学技术研究院 | 数据传输方法和装置 |
US20180199314A1 (en) * | 2015-07-15 | 2018-07-12 | Ntt Docomo, Inc. | User terminal, radio base station, and radio communication method |
US10511413B2 (en) * | 2016-02-03 | 2019-12-17 | Ofinno, Llc | Hybrid automatic repeat requests in a wireless device and wireless network |
CN105978671A (zh) * | 2016-06-27 | 2016-09-28 | 深圳市金立通信设备有限公司 | 一种harq重传的指示方法及相关设备 |
CA3038492A1 (en) * | 2016-09-28 | 2018-04-05 | Idac Holdings, Inc. | 5g nr data delivery for flexible radio services |
CN110114994B (zh) * | 2016-10-28 | 2022-04-19 | 株式会社Ntt都科摩 | 用户终端以及无线通信方法 |
US10673593B2 (en) * | 2016-11-03 | 2020-06-02 | Huawei Technologies Co., Ltd. | HARQ signaling for grant-free uplink transmissions |
US10531479B2 (en) * | 2016-11-04 | 2020-01-07 | Motorola Mobility Llc | Identifying a resource for transmitting a first uplink channel |
US10492184B2 (en) * | 2016-12-09 | 2019-11-26 | Samsung Electronics Co., Ltd. | Multiplexing control information in a physical uplink data channel |
US10869333B2 (en) * | 2016-12-16 | 2020-12-15 | Huawei Technologies Co., Ltd. | Systems and methods for mixed grant-free and grant-based uplink transmissions |
CN108289011B (zh) * | 2017-01-07 | 2023-11-21 | 华为技术有限公司 | 一种数据传输的方法和装置 |
SG11201908169XA (en) * | 2017-03-17 | 2019-10-30 | Lg Electronics Inc | Method and device by which terminal receives data in wireless communication system |
CN110830184B (zh) * | 2018-08-09 | 2023-04-07 | 北京三星通信技术研究有限公司 | 块传输方法、下行传输方法、nrs接收方法、ue、基站和介质 |
US20210266106A1 (en) * | 2018-08-10 | 2021-08-26 | Lenovo (Beijing) Limited | Method and apparatus for scheduling transport blocks |
-
2018
- 2018-11-02 CN CN201811302529.3A patent/CN111148265B/zh active Active
- 2018-11-02 CN CN202310539784.4A patent/CN116782401A/zh active Pending
-
2019
- 2019-10-30 JP JP2021523597A patent/JP7246474B2/ja active Active
- 2019-10-30 CA CA3118404A patent/CA3118404A1/en active Pending
- 2019-10-30 EP EP19877984.5A patent/EP3876649A4/en active Pending
- 2019-10-30 KR KR1020217016603A patent/KR20210082524A/ko not_active Application Discontinuation
- 2019-10-30 BR BR112021008426-6A patent/BR112021008426A2/pt unknown
- 2019-10-30 WO PCT/CN2019/114249 patent/WO2020088497A1/zh unknown
-
2021
- 2021-04-30 US US17/245,346 patent/US20220369296A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101841771A (zh) * | 2009-03-18 | 2010-09-22 | 大唐移动通信设备有限公司 | 实现单小区多媒体广播组播业务传输的方法及装置 |
CN102484520A (zh) * | 2009-09-14 | 2012-05-30 | Lg电子株式会社 | 在mimo无线通信系统中发射下行链路信号的方法和装置 |
CN102474465A (zh) * | 2009-09-30 | 2012-05-23 | 诺基亚公司 | 用于回程链路的增强型控制信令 |
CN102823183A (zh) * | 2010-03-29 | 2012-12-12 | Lg电子株式会社 | 传输控制信息以支持上行链路多天线传输的有效方法和装置 |
CN106537979A (zh) * | 2014-07-31 | 2017-03-22 | 华为技术有限公司 | 用于多载波传输的系统和方法 |
CN105790897A (zh) * | 2014-12-26 | 2016-07-20 | 北京三星通信技术研究有限公司 | 一种混合自动重传请求(harq)的方法和设备 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021248285A1 (en) * | 2020-06-08 | 2021-12-16 | Nec Corporation | Methods for communication, terminal device, and computer readable media |
US11558142B2 (en) * | 2020-11-20 | 2023-01-17 | Qualcomm Incorporated | Transport block size (TBS) adjustment indication in sidelink |
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