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WO2020164140A1 - Procédé de communication et appareil - Google Patents

Procédé de communication et appareil Download PDF

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Publication number
WO2020164140A1
WO2020164140A1 PCT/CN2019/075278 CN2019075278W WO2020164140A1 WO 2020164140 A1 WO2020164140 A1 WO 2020164140A1 CN 2019075278 W CN2019075278 W CN 2019075278W WO 2020164140 A1 WO2020164140 A1 WO 2020164140A1
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WO
WIPO (PCT)
Prior art keywords
index
information
sets
repetition times
index set
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Ceased
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PCT/CN2019/075278
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English (en)
Chinese (zh)
Inventor
余政
毕文平
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to PCT/CN2019/075278 priority Critical patent/WO2020164140A1/fr
Priority to CN201980087818.2A priority patent/CN113243133B/zh
Publication of WO2020164140A1 publication Critical patent/WO2020164140A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • This application relates to the field of communication, and more specifically, to a communication method and device.
  • a network device when a network device uses a downlink control information (DCI) to schedule multiple transport blocks or multiple data channels, it can use the modulation and coding scheme (MCS) field in the DCI respectively.
  • MCS modulation and coding scheme
  • the repetition number field to indicate the repetition number of the MCS or data channel of the scheduled transport block.
  • MCS modulation and coding scheme
  • this way of indicating MCS and the number of repetitions has some state redundancy. For example, some MCS may apply to all users, and some MCS may only apply to some users. For example, for a user with a lower number of repetitions, because the number of repetitions is lower, the channel quality of the user may be better, and a higher-order MCS can be selected.
  • the present application provides a communication method and device, which can reasonably specify the modulation and coding method or transmission block size used for data transmission, and the number of repetitions of the data or control information.
  • a communication method including: a first device receives control information, where the control information indicates a first information index used for data transmission and a repetition number of second information, wherein the first information is Modulation and coding scheme or transmission block size; the first information index is an element in a first index set, the first index set includes one or more first information indexes, and the first index set is a plurality of indexes An index set in the set; each index set in the multiple index sets is associated with a set of repetition times, and different index sets are associated with different sets of repetition times, and each set of repetition times contains one or more repetition times,
  • the second information is the data or the control information; the first device determines the number of repetitions of the second information according to the control information, and the number of repetitions of the second information is the repetition associated with the first index set Element in the set of times; when the second information is data, the first device determines the size of the transmission block used to transmit the data according to the first information index, and the first device determines the size of the
  • the first device determines the number of repetitions of data or control information from the set of repetitions associated with the modulation and coding method or the transport block size index used for data transmission, and then sends or receives the data according to the transport block size and the number of repetitions of the data, or A device determines the timing required to transmit data according to the number of repetitions of the control information, and sends or receives data according to the transmission block size and the timing required to transmit the data. Therefore, the number of repetitions of the second information in the embodiment of the present application is determined by the number of repetitions in the set of repetitions associated with the first information index.
  • the set of repetition times is associated with the first information index, which enables the second device to select different sets of repetition times according to actual conditions, so as to reasonably specify the modulation and coding method or transmission block size used for data transmission, as well as the data or control information. repeat times.
  • the second device may use fewer indication bits to indicate the repetitions, which is beneficial to reduce the signaling overhead of control information and improve the utilization rate of resources.
  • the method further includes: the first device receiving first indication information, the first indication information indicating or configuring each of the multiple index sets The set of repetition times associated with the index set.
  • the second device indicates to the first device the set of repetition times associated with each of the multiple index sets, so that the first device can determine the repetition times of the second information.
  • the set of repetition times associated with each index set in the multiple index sets is predefined.
  • the signaling overhead caused by the second device indication can be saved.
  • a communication method including: a second device determines control information, where the control information indicates a first information index used for data transmission and the number of repetitions of the second information, wherein the first information is Modulation coding method or transport block size.
  • the first information index is an element in a first index set
  • the first index set includes one or more first information indexes
  • the first index set is an index set among a plurality of index sets.
  • Each index set in the multiple index sets is associated with a set of repetition times, and different index sets are associated with different sets of repetition times, and each set of repetition times includes one or more repetition times.
  • the control information is used to determine the number of repetitions of the second information, the number of repetitions of the second information is an element in the set of repetitions associated with the first index set, and the second information is the data or the control information.
  • the second device sends the control information to the first device.
  • the number of repetitions of the second information in the embodiment of the present application is determined by the number of repetitions in the set of repetitions associated with the first information index.
  • the second device can select different sets of repetition times according to actual conditions, so as to reasonably specify the modulation and coding method used for data transmission, the transmission block size, and the repetition times of the data or control information.
  • the second device may use fewer indication bits to indicate the repetitions, which is beneficial to reduce the signaling overhead of control information and improve the utilization rate of resources.
  • the method when the second information is data, the method further includes: the second device determines a transmission block size used to transmit the data; The device receives or sends data according to the transmission block size and the number of repetitions; and/or when the second information is control information, the method further includes: the second device determines the transmission used to transmit the data Block size and timing required for transmitting the data; the second device receives or transmits the data according to the transmission block size and the timing.
  • the second device determines the transmission block size of the transmission data and the timing required to transmit the control information, so that the second device can send or receive data.
  • the second device sends first indication information to the first device, where the first indication information indicates or configures each of the multiple index sets The set of repetition times associated with the index set.
  • the second device indicates to the first device the set of repetition times associated with each of the multiple index sets, so that the first device can determine the repetition times of the second information.
  • the set of repetition times associated with each index set in the plurality of index sets is predefined.
  • the signaling overhead caused by the second device indication can be saved.
  • the multiple index sets include an index set ⁇ 0, 1, 2, 3, 4 ⁇ , and an index set ⁇ 5, 6, 7, 8, 9 ⁇ , and one or more index sets in the index set ⁇ 10, 11, 12, 13, 14, 15 ⁇ ; or, the multiple index sets include index sets ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇ , and one or more index sets in the index set ⁇ 8, 9, 10, 11, 12, 13, 14, 15 ⁇ ; or, the multiple index sets include the index set ⁇ 0, 2, 4, 6, 8, 10, 12, 14 ⁇ , and one or more index sets in the index set ⁇ 1, 3, 5, 7, 9, 11, 13, 15 ⁇ .
  • the set of repetition times associated with the index set ⁇ 0, 1, 2, 3, 4 ⁇ is ⁇ n1, n2 ⁇ ; and/or, The set of repetitions associated with the index set ⁇ 5, 6, 7, 8, 9 ⁇ is ⁇ n1, n3 ⁇ ; and/or, the repetitions associated with the index set ⁇ 10, 11, 12, 13, 14, 15 ⁇
  • the set of times is ⁇ n3, n4 ⁇ ; and/or, the set of repetition times associated with the index set ⁇ 0, 2, 4, 6, 8, 10, 12, 14 ⁇ is ⁇ n1, n2 ⁇ ; and/or,
  • the set of repetition times associated with the index set ⁇ 1, 3, 5, 7, 9, 11, 13, 15 ⁇ is ⁇ n3, n4 ⁇ ; and/or, the index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇
  • the set of associated repetition times is ⁇ n1, n2 ⁇ ; and/or, the set of repetition times associated with the index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇ Is ⁇ n1, n
  • the multiple index sets include an index set ⁇ 0, 1, 2, 3, 4 ⁇ , and an index set ⁇ 5, 6, 7, 8 , 9 ⁇ one or more index sets; or, the multiple index sets include index sets ⁇ 0, 2, 4, 6, 8 ⁇ , and index sets ⁇ 1, 3, 5, 7, 9 ⁇ One or more index collections; or, the multiple index collections include one or more index collections ⁇ 0, 1, 2, 3 ⁇ , and one or more index collections ⁇ 4, 5, 6, 7 ⁇ ; Or, the multiple index sets include an index set ⁇ 0, 1, 2, 3 ⁇ , and one or more index sets in the index set ⁇ 4, 5, 8, 9 ⁇ ; or, the multiple index sets Contains an index set ⁇ 2, 3, 4, 5 ⁇ , and one or more index sets in an index set ⁇ 6, 7, 8, 9 ⁇ ; or, the multiple index sets include an index set ⁇ 0, 1, 2, 3 ⁇ , and one or more index sets in the index set ⁇ 6, 7, 8, 9 ⁇ ; or, the multiple index sets include an index set ⁇ 0, 1, 3, 4 ⁇ , and an index set ⁇ 5, 6, 7, 8 , 9 ⁇ one
  • the set of repetition times associated with the index set ⁇ 0, 1, 2, 3, 4 ⁇ is ⁇ m1, m3, m5, m7 ⁇ ; and /Or, the set of repetition times associated with the index set ⁇ 5, 6, 7, 8, 9 ⁇ is ⁇ m2, m4, m6, m8 ⁇ ; and/or, the index set ⁇ 0, 2, 4, 6 , 8 ⁇
  • the set of associated repetitions is ⁇ m1, m3, m5, m7 ⁇ ; and/or, the set of associated repetitions of the index set ⁇ 1, 3, 5, 7, 9 ⁇ is ⁇ m2, m4, m6 , M8 ⁇ ; and/or, the set of repetition times associated with the index set ⁇ 0, 2, 4, 6 ⁇ is ⁇ m1, m3, m5, m7 ⁇ ; and/or, the index set ⁇ 1, 3, 5, 7 ⁇
  • the set of associated repetition times is ⁇ m2, m4, m6, m8 ⁇ ; and/or, the index set ⁇ 0
  • the set of repetition times associated with the index set ⁇ 0, 1 ⁇ is ⁇ a1, a2 ⁇ ; and/or, the index set ⁇ 2, 3 ⁇
  • the set of associated repetition times is ⁇ a3, a4 ⁇ ; and/or, the set of repetition times associated with the index set ⁇ 4, 5 ⁇ is ⁇ a4, a5 ⁇ ; and/or, the index set ⁇ 6, 7 ⁇
  • the set of associated repetitions is ⁇ a5, a6 ⁇ ; and/or, the set of associated repetitions of the index set ⁇ 8, 9 ⁇ is ⁇ a7, a8 ⁇ ; where a1 ⁇ a2, a2 ⁇ a3, a3 ⁇ a4, a4 ⁇ a5, a5 ⁇ a6, a6 ⁇ a7, a7 ⁇ a8, and a1, a2, a3, a4, a5, a6, a7 and a8 are all positive integers.
  • the first device is in coverage enhancement mode A, coverage enhancement level 0, or coverage enhancement level 1.
  • the first device is in coverage enhancement mode B, coverage enhancement level 2, or coverage enhancement level 3.
  • a communication device including various modules or units for executing the method in the first aspect or any one of the possible implementation manners of the first aspect.
  • a communication device including a processor.
  • the processor is coupled with the memory and can be used to execute instructions in the memory to implement the foregoing first aspect or the method in any one of the possible implementation manners of the first aspect.
  • the communication device further includes a memory.
  • the communication device further includes a communication interface, and the processor is coupled with the communication interface.
  • the communication device is the first device.
  • the communication interface may be a transceiver, or an input/output interface.
  • the communication device is a chip configured in the first device.
  • the communication interface may be an input/output interface.
  • a communication device which includes various modules or units for executing the second aspect or the method in any one of the possible implementation manners of the second aspect.
  • a communication device including a processor.
  • the processor is coupled with the memory and can be used to execute instructions in the memory to implement the foregoing second aspect or the method in any one of the possible implementation manners of the second aspect.
  • the communication device further includes a memory.
  • the communication device further includes a communication interface, and the processor is coupled with the communication interface.
  • the communication device is a second device.
  • the communication interface may be a transceiver, or an input/output interface.
  • the communication device is a chip configured in the second device.
  • the communication interface may be an input/output interface.
  • the transceiver may be a transceiver circuit.
  • the input/output interface may be an input/output circuit.
  • the communication device in the foregoing third aspect or the fourth aspect is a terminal device; the communication device in the foregoing fifth aspect or the sixth aspect is a network device.
  • the communication device in the third aspect to the sixth aspect is a terminal device.
  • a processor including: an input circuit, an output circuit, and a processing circuit.
  • the processing circuit is configured to receive a signal through the input circuit and transmit a signal through the output circuit, so that the processor executes the first aspect, the second aspect, and any possible implementation manner of the first aspect and the second aspect Method in.
  • the foregoing processor may be a chip
  • the input circuit may be an input pin
  • the output circuit may be an output pin
  • the processing circuit may be a transistor, a gate circuit, a flip-flop, and various logic circuits.
  • the input signal received by the input circuit may be received and input by, for example, but not limited to, a receiver
  • the signal output by the output circuit may be, for example, but not limited to, output to and transmitted by the transmitter
  • the circuit can be the same circuit, which is used as an input circuit and an output circuit at different times.
  • the embodiments of the present application do not limit the specific implementation manners of the processor and various circuits.
  • a processing device including a processor and a memory.
  • the processor is used to read instructions stored in the memory, receive signals through a receiver, and transmit signals through a transmitter to execute the first aspect, the second aspect, and any one of the first and second aspects.
  • processors there are one or more processors, and one or more memories.
  • the memory may be integrated with the processor, or the memory and the processor may be provided separately.
  • the memory can be a non-transitory (non-transitory) memory, such as a read only memory (ROM), which can be integrated with the processor on the same chip, or can be set in different On the chip, the embodiment of the present application does not limit the type of memory and the setting mode of the memory and the processor.
  • ROM read only memory
  • sending instruction information may be a process of outputting instruction information from the processor
  • receiving capability information may be a process of the processor receiving input capability information.
  • the processed output data can be output to the transmitter, and the input data received by the processor can come from the receiver.
  • the transmitter and receiver can be collectively referred to as a transceiver.
  • the processing device in the above eighth aspect may be a chip.
  • the processor may be realized by hardware or software.
  • the processor may be a logic circuit, integrated circuit, etc.; when realized by software, the processor may be a general-purpose processor. This is achieved by reading the software code stored in the memory, the memory may be integrated in the processor, may be located outside the processor, and exist independently.
  • a computer program product includes: a computer program (also called code, or instruction), which when the computer program is executed, causes a computer to execute the first aspect and the first The method in the second aspect and any one of the possible implementation manners of the first aspect and the second aspect.
  • a computer program also called code, or instruction
  • a computer-readable medium stores a computer program (also called code, or instruction) when it runs on a computer, so that the computer executes the above-mentioned first and second aspects.
  • a computer program also called code, or instruction
  • a chip system including a processor, configured to execute the method in any one of the foregoing first aspect, second aspect, and any one of the first aspect and second aspect.
  • a communication system including the aforementioned second device and the first device.
  • FIG. 1 is a schematic diagram of a communication system 100 according to the method provided in an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a method for indicating the number of repetitions provided by an embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a communication device provided by an embodiment of this application.
  • Figure 4 is a schematic structural diagram of a terminal device provided by an embodiment of the application.
  • Figure 5 is a schematic structural diagram of a network device provided by an embodiment of the application.
  • GSM global system for mobile communications
  • CDMA code division multiple access
  • WCDMA broadband code division multiple access
  • GPRS general packet radio service
  • LTE long term evolution
  • LTE frequency division duplex FDD
  • TDD LTE Time division duplex
  • UMTS universal mobile telecommunication system
  • WiMAX worldwide interoperability for microwave access
  • FIG. 1 shows a schematic diagram of a communication system 100 applicable to the method provided in the embodiment of the present application.
  • the communication system 100 may include at least one network device, such as a base station (gNB) in the 5G system as shown in FIG. 1; the communication system 100 may also include at least one terminal device, as shown in FIG. User equipment (UE) 1 to UE 6.
  • the network device and each terminal device can communicate via wireless links.
  • the network device may send configuration information to the terminal device, and the terminal device may send uplink data to the network device based on the configuration information; for another example, the network device may send downlink data to the terminal device. Therefore, gNB and UE 1 to UE 6 in FIG. 1 can form a communication system.
  • the terminal devices in the communication system 100 may also constitute a communication system.
  • UE 4 can control UE 5 and UE 6 to execute corresponding instructions. This application does not limit this.
  • the network device in the communication system may be any device with a wireless transceiver function.
  • the network equipment includes but not limited to: evolved Node B (eNB), radio network controller (RNC), Node B (NB), base station controller (BSC) ), base transceiver station (BTS), home base station (for example, home evolved NodeB, or home Node B, HNB), baseband unit (BBU), wireless fidelity (WiFi) systems
  • the access point (AP), wireless relay node, wireless backhaul node, transmission point (TP) or transmission and reception point (TRP), etc. can also be 5G, for example, NR, gNB in the system, or transmission point (TRP or TP), one or a group of antenna panels (including multiple antenna panels) of the base station in the 5G system, or it can also be a network node that constitutes a gNB or transmission point , Such as baseband unit (BBU), or distributed unit (DU), etc.
  • BBU baseband unit
  • DU distributed unit
  • the gNB may include a centralized unit (CU) and a DU.
  • the gNB may also include a radio unit (RU).
  • CU implements some functions of gNB
  • DU implements some functions of gNB, for example, CU implements radio resource control (radio resource control, RRC), packet data convergence protocol (packet data convergence protocol, PDCP) layer functions
  • DU implements wireless link
  • RRC radio resource control
  • PDCP packet data convergence protocol
  • DU implements wireless link
  • RLC radio link control
  • MAC media access control
  • PHY physical
  • the network device may be a CU node, or a DU node, or a device including a CU node and a DU node.
  • the CU can be divided into network equipment in an access network (radio access network, RAN), and the CU can also be divided into network equipment in a core network (core network, CN), which is not limited in this application.
  • the terminal equipment in the embodiments of this application may refer to user equipment, access terminals, user units, user stations, mobile stations, mobile stations, remote stations, remote terminals, mobile equipment, user terminals, terminals, wireless communication equipment, user agents, or User device.
  • the terminal device can also be a cellular phone, a cordless phone, a session initiation protocol (session initiation protocol, SIP) phone, a wireless local loop (WLL) station, a personal digital assistant (personal digital assistant, PDA), with wireless communication Functional handheld devices, computing devices, or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in the future 5G network or future evolution of the public land mobile network (PLMN) Terminal equipment, etc., this embodiment of the present application does not limit this.
  • PLMN public land mobile network
  • FIG. 1 is only a simplified schematic diagram of an example for ease of understanding, and the communication system 100 may also include other network devices or other terminal devices, which are not shown in FIG. 1.
  • Transport block can be a data block from a higher layer.
  • a transmission block may, for example, include a data block of a media access control (MAC) protocol data unit (protocol data unit, PDU). This data block can be transmitted in a time unit or HARQ retransmitted. unit.
  • the transmission block can also be a code block or a code block group.
  • MAC media access control
  • DCI Downlink Control Information
  • the data channel may be, for example, a physical downlink data channel or a physical uplink data channel.
  • one control information can be used to schedule multiple transmission blocks.
  • a network device schedules multiple transmission blocks through one control information, it can indicate the number of repetitions by using the repetition number field in the control information, and indicate the MCS through the MCS field. If the agreement defines N (N ⁇ 1 and integer) kinds of MCS and M (M ⁇ 1 and integer) kinds of repetition times, you may need Bits to indicate MCS and need Bits to indicate the number of repetitions. However, this way of indicating MCS and the number of repetitions has some state redundancy. For example, some MCS may apply to all users, and some MCS may only apply to some users. For example, for a user with a lower number of repetitions, because the number of repetitions is lower, the channel quality of the user may be better, and a higher-order MCS can be selected.
  • "indication” may include direct indication and indirect indication, and may also include explicit indication and implicit indication.
  • the information indicated by a certain piece of information (the first indication information described below) is called information to be indicated.
  • the information to be indicated there are many ways to indicate the information to be indicated, for example, but not limited to, direct indication Information to be instructed, such as the information to be instructed itself or the index of the information to be instructed, etc.
  • the information to be indicated can also be indicated indirectly by indicating other information, where there is an association relationship between the other information and the information to be indicated. It is also possible to indicate only a part of the information to be indicated, and other parts of the information to be indicated are known or agreed in advance. For example, it is also possible to realize the indication of specific information by means of the pre-arranged order (for example, stipulated in the agreement) of various information, thereby reducing the indication overhead to a certain extent.
  • pre-acquisition may include being indicated by network device signaling or pre-defined, for example, protocol definition.
  • pre-defined can be realized by pre-saving corresponding codes, tables or other methods that can be used to indicate related information in the equipment (for example, including terminal equipment and network equipment). This application does not make any specific implementation methods. limited.
  • the “protocols” involved in the embodiments of the present application may refer to standard protocols in the communication field, for example, may include LTE protocol, NR protocol, and related protocols applied to future communication systems, which are not limited in this application.
  • the "multiple” mentioned in the embodiments of the present application refers to two or more.
  • “The following one (a) or multiple (a)” or similar expressions refers to any combination of these items, including any combination of a single item (a) or plural items (a).
  • at least one or more of a, b, and c can represent: a, or b, or c, or a and b, or a and c, or b and c, or a , B and c, where a, b, c can be single or multiple.
  • the pre-definition involved in the embodiments of the present application can be understood as definition, pre-definition, storage, pre-storage, pre-negotiation, pre-configuration, curing, or pre-burning.
  • multiple index sets may be defined as one.
  • “multiple index sets” in the embodiments of the present application can be replaced with “one or more index sets”.
  • the first device is a terminal device or a chip configured in the terminal device; the second device is a network device or a chip configured in a network device.
  • the foregoing first device is a terminal device or a chip configured in the terminal device; the second device is a terminal device or a chip configured in the terminal device.
  • the embodiments shown below do not limit the scenarios to which the method provided in this application is applicable.
  • FIG. 2 is a schematic flowchart of a method 200 for indicating the number of repetitions according to an embodiment of the present application, shown from the perspective of device interaction. As shown in the figure, the method 200 may include step 210 and step 240. The steps in the method 200 are described in detail below.
  • Step 210 The second device determines control information.
  • the control information may indicate the number of repetitions of the first information index and the second information used for data transmission.
  • the first information is a modulation and coding scheme or a transport block size.
  • the first information index may refer to the index of the modulation and coding scheme or the index of the transport block size.
  • the second information can be data or control information.
  • the first information index is an element in the first index set, in other words, the first information index belongs to the first index set.
  • the first index set includes one or more first information indexes.
  • the first index set to which the first information index belongs is one index set among multiple index sets.
  • Each first index set in the multiple index sets may be associated with a set of repetition times, and different index sets are associated with different sets of repetition times.
  • Each set of repetitions can include one or more repetitions.
  • the number of repetitions of the second information indicated by the control information may specifically refer to a number of repetitions in the set of repetitions associated with the first information index.
  • the set of repetition times associated with the first index set may refer to the set of repetition times associated with the modulation and coding scheme index set, or may refer to the set of repetition times associated with the transmission block size index set.
  • the modulation and coding mode and the transmission block size may have a corresponding relationship.
  • Table 14 below shows an example of a modulation and coding scheme index and a transport block size index. Therefore, when one item in the modulation and coding scheme index set or the transmission block size index set is associated with the set of repetition times, the other item is also associated with the set of repetition times.
  • the first index set is an index set among multiple index sets.
  • the multiple index sets may be pre-configured.
  • protocol definition or the second device is configured to the first device through signaling in advance. This application does not limit this.
  • the first index set may be ⁇ 0, 1, 2, 3, 4 ⁇
  • the first index set may include 5 first information indexes
  • the first information index is an element in the first index set , That is, the first information index can be 0 in the first index set, the first information index can also be 1 in the first index set, and the first information index can also be 2 in the first index set. It may also be 3 in the first index set, and the first information index may also be 4 in the first index set.
  • the first index set may also be ⁇ 10, 11, 12, 13, 14, 15 ⁇
  • the first index set may also include 6 first information indexes
  • the first information index is a first index set
  • An element in the first information index can be 10 in the first index set
  • the first information index can also be 11 in the first index set
  • the first information index can also be 12 in the first index set.
  • the first information index may also be 13 in the first index set
  • the first information index may also be 14 in the first index set
  • the first information index may also be 15 in the first index set.
  • the multiple index sets may include an index set ⁇ 0, 1, 2, 3, 4 ⁇ , an index set ⁇ 5, 6, 7, 8, 9 ⁇ , and an index set ⁇ 10, 11, 12, 13 , 14, 15 ⁇ one or more index collections.
  • the multiple index sets may also include an index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇ , and an index set ⁇ 8, 9, 10, 11, 12, 13, 14, 15 ⁇ one or more index collections.
  • the multiple index sets may also include an index set ⁇ 0, 2, 4, 6, 8, 10, 12, 14 ⁇ , and an index set ⁇ 1, 3, 5, 7, 9, 11, 13, 15 ⁇ one or more index collections.
  • each index set in the multiple index sets may be associated with a set of repetition times, and different index sets in the multiple index sets are associated with different sets of repetition times, and each set of repetition times includes one or more repeat times.
  • the set of repetition times associated with each index set in the multiple index sets may be prescribed or predefined by the communication protocol.
  • the first information index in any two index sets is not repeated.
  • the intersection of any two index sets is an empty set.
  • the first device receives first indication information, where the first indication information indicates or configures a set of repetition times associated with each index set in the multiple index sets.
  • the first device may receive the first indication information sent by the second device.
  • two scenarios are used to describe in detail one or more index sets and one or more repetition times sets associated with one or more index sets.
  • the multiple index sets may be 3 index sets, that is, the 3 index sets may be ⁇ 0, 1, 2, 3, 4 ⁇ , ⁇ 5, 6, 7, 8, 9 ⁇ , and ⁇ 10, 11, 12, 13, 14, 15 ⁇ .
  • the set of repetition times associated with the three index sets is also three sets.
  • the three sets of repetition times may be ⁇ n1, n2 ⁇ , ⁇ n1, n3 ⁇ , and ⁇ n3, n4 ⁇ , respectively.
  • said n1 ⁇ n2, n2 ⁇ n3, n3 ⁇ n4, and said n1, n2, n3, and n4 are all positive integers.
  • each index set in the multiple index sets may include N elements, where 1 ⁇ N ⁇ 16, and N is a positive integer.
  • an index set may include 5 elements, and the 5 elements in an index set may be 0, 1, 2, 3, and 4, respectively.
  • an index set may also include 2 elements, and the 2 elements in an index set may be 8, 9 respectively.
  • an index set may also include 4 elements, and the 4 elements in an index set may be 4, 5, 6, and 7, respectively.
  • each set of repetition times may include P elements, where 1 ⁇ P ⁇ 4, and P is a positive integer.
  • a set of repetition times may include 2 elements.
  • two elements in a set of repetition times may be ⁇ n1, n2 ⁇ respectively, where n1 ⁇ n2, and n1, n2 are all positive integers.
  • the two elements in a set of repetition times may also be ⁇ n3, n1 ⁇ respectively, where n1 ⁇ n3, and n3 is a positive integer.
  • the two elements in a set of repetition times may also be ⁇ n3, n4 ⁇ respectively, where n3 ⁇ n4, and n4 is a positive integer.
  • the two elements in a set of repetition times may also be ⁇ n2, n4 ⁇ respectively, where n2 ⁇ n4.
  • a set of repetition times may also include 1 element.
  • one element in a set of repetition times may be ⁇ n4 ⁇ .
  • one element in a set of repetition times can also be ⁇ 1 ⁇ .
  • all MSC indexes may be suitable for application scenarios of non-repetitive or low-repetitive data transmission.
  • the above ⁇ n1, n2, n3, n4 ⁇ is the set of repetition times of the transmission block when the control information schedules a transmission block; or the above ⁇ n1, n2, n3, n4 ⁇ is the control information schedules a data channel , The set of repetition times of the data channel.
  • the set of repetition times associated with multiple index sets is shown in Table 1 or Table 2.
  • the multiple index sets may include one index set among the three index sets in Table 1.
  • multiple index sets can be: ⁇ 0, 1, 2, 3, 4 ⁇ , or multiple index sets can also be: ⁇ 5, 6, 7, 8, 9 ⁇ , or multiple index sets are also Can be: ⁇ 10,11,12,13,14,15 ⁇ .
  • the multiple index sets may include 2 index sets among the 3 index sets in Table 1.
  • multiple index sets can be: ⁇ 0, 1, 2, 3, 4 ⁇ and ⁇ 5, 6, 7, 8, 9 ⁇ , or multiple index sets can also be: ⁇ 0, 1, 2, 3, 4 ⁇ and ⁇ 10, 11, 12, 13, 14, 15 ⁇ , or multiple index sets can also be: ⁇ 5, 6, 7, 8, 9 ⁇ and ⁇ 10, 11, 12, 13, 14, 15 ⁇ .
  • the multiple index sets may include 3 index sets among the 3 index sets in Table 1.
  • multiple index sets are: ⁇ 0,1,2,3,4 ⁇ , ⁇ 5,6,7,8,9 ⁇ , and ⁇ 10,11,12,13,14,15 ⁇ .
  • Table 1 there are 3 index sets, and there are also 3 sets of repetition times associated with the 3 index sets.
  • the correspondence relationship between the three index sets and the three repetition times sets is shown in Table 1.
  • the index set is ⁇ 0,1,2,3,4 ⁇
  • the index set ⁇ 0,1,2,3,4 ⁇
  • the associated set of repetitions can be ⁇ n1, n2 ⁇ ; when the index set is ⁇ 5, 6, 7, 8, 9 ⁇ , the associated repetitions of the index set ⁇ 5, 6, 7, 8, 9 ⁇
  • the set can be ⁇ n1, n3 ⁇ ; when the index set is ⁇ 10,11,12,13,14,15 ⁇ , the set of repetition times associated with the index set ⁇ 10,11,12,13,14,15 ⁇ can be Is ⁇ n3, n4 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 2.
  • multiple index sets can be: ⁇ 0,1,2,3,4,5,6,7 ⁇ , or multiple index sets can also be: ⁇ 8,9,10,11,12,13, 14, 15 ⁇ .
  • the multiple index sets may include two index sets among the two index sets in Table 2.
  • multiple index sets can be: ⁇ 0,1,2,3,4,5,6,7 ⁇ and ⁇ 8,9,10,11,12,13,14,15 ⁇ .
  • Table 2 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the correspondence relationship between the two index sets and the two repetition times sets is shown in Table 2.
  • the index set is ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇
  • the set of repetitions associated with the index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇ It can be ⁇ n1, n2 ⁇ , or the set of repetition times associated with the index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇ can also be ⁇ n1, n3 ⁇ .
  • the set of repetition times associated with the index set ⁇ 8,9,10,11,12,13,14,15 ⁇ can be ⁇ n3, n4 ⁇ , or the set of repetition times associated with the index set ⁇ 8, 9, 10, 11, 12, 13, 14, 15 ⁇ can also be ⁇ n2, n4 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 3.
  • multiple index sets can be: ⁇ 0, 2, 4, 6, 8, 10, 12, 14 ⁇ , or multiple index sets can also be: ⁇ 1, 3, 5, 7, 9, 11, 13, 15 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 3.
  • multiple index sets can be: ⁇ 0, 2, 4, 6, 8, 10, 12, 14 ⁇ and ⁇ 1, 3, 5, 7, 9, 11, 13, 15 ⁇ .
  • Table 3 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the correspondence between the two index sets and the two repetition times sets is shown in Table 3.
  • the set of repetition times associated with the index set ⁇ 0, 2, 4, 6, 8, 10, 12, 14 ⁇ Can be ⁇ n1, n2 ⁇ .
  • the index set is ⁇ 1,3,5,7,9,11,13,15 ⁇
  • the set of repetition times associated with the index set ⁇ 1,3,5,7,9,11,13,15 ⁇ can be ⁇ n3, n4 ⁇ .
  • the multiple index sets listed above and the set of repetitions associated with the multiple index sets may be applicable to the first device in coverage enhancement mode A, or the first device in coverage enhancement level 0, or the first device A device is at coverage enhancement level 1.
  • the correspondence between the multiple index sets and the multiple repetition times sets corresponding to the multiple index sets can be optimized.
  • the index is 0 to 4
  • the index value is relatively moderate, indicating that the quality of the data channel is acceptable. Therefore, the number of repetitions corresponding to the index is relatively speaking, and a relatively moderate number of repetitions can be selected to ensure the data channel transmission. performance.
  • the index is 10 to 15, it indicates that the channel quality is better. Therefore, the repetition times corresponding to the index are relatively speaking, and the lower repetition times can be selected to ensure the performance of data channel transmission.
  • the multiple index sets may be two index sets, that is, the two index sets may be ⁇ 0, 1, 2, 3, 4 ⁇ and ⁇ 5, 6, 7, 8, 9 ⁇ respectively.
  • the multiple index sets may also be 5 index sets, that is, the 5 index sets may be ⁇ 0, 1 ⁇ , ⁇ 2, 3 ⁇ , ⁇ 4, 5 ⁇ , ⁇ 6, 7 ⁇ , and ⁇ 8, 9 ⁇ .
  • each index set in the multiple index sets may include N elements, where 1 ⁇ N ⁇ 16, and N is a positive integer.
  • an index set may include 5 elements, and the 5 elements in an index set may be 5, 6, 7, 8, 9 respectively.
  • an index set may also include 2 elements, and the 2 elements in an index set may be 4 and 5 respectively.
  • an index set may also include 4 elements, and the 4 elements in an index set may be 5, 6, 8, 9 respectively.
  • a set of repetition times may include 4 elements.
  • the 4 elements in a set of repetition times may be ⁇ m2, m4, m6, m8 ⁇ respectively.
  • the 4 elements in a set of repetition times may also be ⁇ m5, m6, m7, m8 ⁇ respectively.
  • the 4 elements in a set of repetition times may also be ⁇ m1, m3, m5, m7 ⁇ respectively.
  • the 4 elements in a set of repetition times may also be ⁇ m1, m2, m3, m4 ⁇ respectively.
  • m1 ⁇ m2, m2 ⁇ m3, m3 ⁇ m4, m4 ⁇ m5, m5 ⁇ m6, m6 ⁇ m7, m7 ⁇ m8, and the m1, m2, m3, m4, m5, m6, m7 and m8 are all Positive integer.
  • a set of repetition times may also include 3 elements.
  • the 3 elements in a set of repetition times may be ⁇ m2, m4, m8 ⁇ respectively.
  • the 3 elements in a set of repetition times may also be ⁇ m6, m7, m8 ⁇ respectively.
  • the 3 elements in a set of repetition times may also be ⁇ m1, m2, m4 ⁇ respectively.
  • the 3 elements in a set of repetition times may also be ⁇ m1, m2, m3 ⁇ respectively.
  • the 3 elements in a set of repetition times may also be ⁇ m3, m4, m5 ⁇ respectively.
  • the 3 elements in a set of repetition times may also be ⁇ m1, m4, m5 ⁇ respectively.
  • the above ⁇ m1, m2, m3, m4, m5, m6, m7, m8 ⁇ is the set of repetition times of the transmission block when the control information schedules a transmission block; or the above ⁇ m1, m2, m3, m4, m5, m6, m7, m8 ⁇ are the set of repetition times of the data channel when the control information schedules a data channel.
  • the set of repetition times associated with multiple index sets is as shown in Table 4 to Table 13.
  • the multiple index sets may include one of the two index sets in Table 4.
  • multiple index sets may be: ⁇ 0, 1, 2, 3, 4 ⁇ , or multiple index sets may also be: ⁇ 5, 6, 7, 8, 9 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 4.
  • multiple index sets can be: ⁇ 0, 1, 2, 3, 4 ⁇ and ⁇ 5, 6, 7, 8, 9 ⁇ .
  • Table 4 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the corresponding relationship between the two index sets and the two repetition times sets is shown in Table 4.
  • the index set is ⁇ 0,1,2,3,4 ⁇
  • the index set ⁇ 0,1,2,3,4 ⁇
  • the associated set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ ; when the index set is ⁇ 5, 6, 7, 8, 9 ⁇ , the index set ⁇ 5, 6, 7, 8, 9 ⁇
  • the set of associated repetition times can be ⁇ m2, m4, m6, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 5.
  • multiple index sets may be: ⁇ 0, 2, 4, 6, 8 ⁇ , or multiple index sets may also be: ⁇ 1, 3, 5, 7, 9 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 5.
  • multiple index sets can be: ⁇ 0, 2, 4, 6, 8 ⁇ and ⁇ 1, 3, 5, 7, 9 ⁇ .
  • Table 5 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • Table 5 shows the corresponding relationship between the two index sets and the two repetition times sets.
  • the set of repetition times associated with the index set ⁇ 0, 2, 4, 6, 8 ⁇ may be ⁇ m1, m3, m5, m7 ⁇ ;
  • the index set is ⁇ 1, 3, 5, 7, 9 ⁇
  • the set of repetition times associated with the index set ⁇ 1, 3, 5, 7, 9 ⁇ may be ⁇ m2, m4, m6, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 6.
  • multiple index sets may be: ⁇ 0, 1, 2, 3 ⁇ , or multiple index sets may also be: ⁇ 4, 5, 6, 7 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 6.
  • multiple index sets can be: ⁇ 0, 1, 2, 3 ⁇ and ⁇ 4, 5, 6, 7 ⁇ .
  • Table 6 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the corresponding relationship between the two index sets and the two repetition times sets is shown in Table 6, where, when the index set is ⁇ 0, 1, 2, 3 ⁇ , the index set ⁇ 0, 1, 2, 3 ⁇ is associated
  • the set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ , or the set of repetition times associated with the index set ⁇ 0, 1, 2, 3 ⁇ can also be ⁇ m1, m2, m3, m4 ⁇ ; index set When it is ⁇ 4,5,6,7 ⁇ , the set of repetitions associated with the index set ⁇ 4,5,6,7 ⁇ can be ⁇ m2, m4, m6, m8 ⁇ , or the index set ⁇ 4,
  • the set of repetition times associated with 5, 6, 7 ⁇ can be ⁇ m5, m6, m7, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 7.
  • multiple index sets may be: ⁇ 0, 1, 2, 3 ⁇ , or multiple index sets may also be: ⁇ 4, 5, 8, 9 ⁇ .
  • the multiple index sets may include two index sets among the two index sets in Table 7.
  • multiple index sets can be: ⁇ 0, 1, 2, 3 ⁇ and ⁇ 4, 5, 8, 9 ⁇ .
  • Table 7 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the corresponding relationship between the two index sets and the two repetition times sets is shown in Table 7.
  • the index set is ⁇ 0, 1, 2, 3 ⁇
  • the index set ⁇ 0, 1, 2, 3 ⁇ is associated
  • the set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ , or the set of repetition times associated with the index set ⁇ 0, 1, 2, 3 ⁇ can also be ⁇ m1, m2, m3, m4 ⁇ ;
  • index set When it is ⁇ 4,5,8,9 ⁇ , the set of repetition times associated with the index set ⁇ 4,5,8,9 ⁇ can be ⁇ m2, m4, m6, m8 ⁇ , or the index set ⁇ 4,
  • the set of repetition times associated with 5, 8, 9 ⁇ can be ⁇ m5, m6, m7, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 8.
  • multiple index sets may be: ⁇ 2, 3, 4, 5 ⁇ , or multiple index sets may also be: ⁇ 6, 7, 8, 9 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 8.
  • multiple index sets can be: ⁇ 2, 3, 4, 5 ⁇ and ⁇ 6, 7, 8, 9 ⁇ .
  • Table 8 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the corresponding relationship between the two index sets and the two repetition times sets is shown in Table 8.
  • the index set is ⁇ 2,3,4,5 ⁇
  • the index set ⁇ 2,3,4,5 ⁇ is associated
  • the set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ , or the set of repetition times associated with the index set ⁇ 2, 3, 4, 5 ⁇ can also be ⁇ m1, m2, m3, m4 ⁇ ;
  • index set When it is ⁇ 6, 7, 8, 9 ⁇ , the set of repetition times associated with the index set ⁇ 6, 7, 8, 9 ⁇ can be ⁇ m2, m4, m6, m8 ⁇ , or the index set ⁇ 6,
  • the set of repetition times associated with 7, 8, 9 ⁇ can be ⁇ m5, m6, m7, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 9.
  • multiple index sets may be: ⁇ 0, 1, 2, 3 ⁇ , or multiple index sets may also be: ⁇ 6, 7, 8, 9 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 9.
  • multiple index sets can be: ⁇ 0, 1, 2, 3 ⁇ and ⁇ 6, 7, 8, 9 ⁇ .
  • Table 9 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the corresponding relationship between the two index sets and the two repetition times sets is shown in Table 9, where, when the index set is ⁇ 0, 1, 2, 3 ⁇ , the index set ⁇ 0, 1, 2, 3 ⁇ is associated
  • the set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ , or the set of repetition times associated with the index set ⁇ 0, 1, 2, 3 ⁇ can also be ⁇ m1, m2, m3, m4 ⁇ ; index set When it is ⁇ 6, 7, 8, 9 ⁇ , the set of repetition times associated with the index set ⁇ 6, 7, 8, 9 ⁇ can be ⁇ m2, m4, m6, m8 ⁇ , or the index set ⁇ 6,
  • the set of repetition times associated with 7, 8, 9 ⁇ can be ⁇ m5, m6, m7, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 10.
  • multiple index sets may be: ⁇ 0, 1, 3, 4 ⁇ , or multiple index sets may also be: ⁇ 5, 6, 8, 9 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 10.
  • multiple index sets can be: ⁇ 0, 1, 3, 4 ⁇ and ⁇ 5, 6, 8, 9 ⁇ .
  • Table 10 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the corresponding relationship between the 2 index sets and the 2 repetition times sets is shown in Table 10.
  • the index set when the index set is ⁇ 0, 1, 3, 4 ⁇ , the index set ⁇ 0, 1, 3, 4 ⁇ is associated
  • the set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ , or the set of repetition times associated with the index set ⁇ 0, 1, 3, 4 ⁇ can also be ⁇ m1, m2, m3, m4 ⁇ ; index
  • the set is ⁇ 5, 6, 8, 9 ⁇
  • the set of repetition times associated with the index set ⁇ 5, 6, 8, 9 ⁇ can be ⁇ m2, m4, m6, m8 ⁇ , or the index set ⁇ 5 , 6, 8, 9 ⁇
  • the set of associated repetition times can be ⁇ m5, m6, m7, m8 ⁇ .
  • the multiple index sets may include one of the two index sets in Table 11.
  • multiple index sets can be: ⁇ 0, 2, 4, 6 ⁇ , or multiple index sets can also be: ⁇ 1, 3, 5, 7 ⁇ .
  • the multiple index sets may include two index sets out of the two index sets in Table 11.
  • multiple index sets can be: ⁇ 0, 2, 4, 6 ⁇ and ⁇ 1, 3, 5, 7 ⁇ .
  • Table 11 there are two index sets, and there are also two sets of repetition times associated with the two index sets.
  • the correspondence between the two index sets and the two repetition times sets is shown in Table 11.
  • the index set is ⁇ 0, 2, 4, 6 ⁇
  • the index set ⁇ 0, 2, 4, 6 ⁇ is associated with
  • the set of repetition times can be ⁇ m1, m3, m5, m7 ⁇ ;
  • the index set is ⁇ 1, 3, 5, 7 ⁇ , the set of repetition times associated with the index set ⁇ 1, 3, 5, 7 ⁇ can be ⁇ m2, m4, m6, m8 ⁇ .
  • the multiple index sets may include one index set among the five index sets in Table 12.
  • multiple index sets can be: ⁇ 0, 1 ⁇ , or multiple index sets can also be: ⁇ 2, 3 ⁇ , or multiple index sets can also be: ⁇ 4, 5 ⁇ , or more
  • One index set can also be: ⁇ 6, 7 ⁇ , or multiple index sets can also be: ⁇ 8, 9 ⁇ .
  • the multiple index sets may include 2 index sets among the 5 index sets in Table 12.
  • multiple index sets can be: ⁇ 0, 1 ⁇ and ⁇ 2, 3 ⁇ , or multiple index sets can be: ⁇ 0, 1 ⁇ and ⁇ 4, 5 ⁇ , or multiple index sets can be : ⁇ 0, 1 ⁇ and ⁇ 6, 7 ⁇ , or multiple index sets can be: ⁇ 0, 1 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ and ⁇ 4, 5 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ and ⁇ 6, 7 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ and ⁇ 8, 9 ⁇ , or more
  • One index set can be: ⁇ 4,5 ⁇ and ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 4,5 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 6 , 7 ⁇ and ⁇ 8, 9 ⁇ .
  • the multiple index sets may include 3 index sets among the 5 index sets in Table 12.
  • multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ and ⁇ 4,5 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ and ⁇ 6 ,7 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 4,5 ⁇ And ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 4,5 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 6,7 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 2,3 ⁇ , ⁇ 4,5 ⁇ and ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 2 , 3 ⁇ , ⁇ 4, 5 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets
  • the multiple index sets may include 4 index sets among the 5 index sets in Table 12.
  • multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ , ⁇ 4,5 ⁇ and ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2 , 3 ⁇ , ⁇ 4, 5 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets can be: ⁇ 0, 1 ⁇ , ⁇ 2, 3 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ , or ,
  • Multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 4,5 ⁇ , ⁇ 6,7 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 2,3 ⁇ , ⁇ 4, 5 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ .
  • the multiple index sets may include 4 index sets among the 5 index sets in Table 12.
  • multiple index sets may be: ⁇ 0, 1 ⁇ , ⁇ 2, 3 ⁇ , ⁇ 4, 5 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ .
  • the number of repetitions associated with the 5 index sets is also 5.
  • the corresponding relationship between the 5 index sets and the 5 repetition number sets is shown in Table 12.
  • the index set is ⁇ 0, 1 ⁇
  • the repetition number set associated with the index set ⁇ 0, 1 ⁇ can be ⁇ m1, m2, m3, m8 ⁇
  • the index set is ⁇ 2, 3 ⁇
  • the set of repetitions associated with the index set ⁇ 2, 3 ⁇ can be ⁇ m1, m3, m4, m8 ⁇
  • the index set is ⁇ 4, 5 ⁇ , the set of repetition times associated with the index set ⁇ 4, 5 ⁇ can be ⁇ m1, m4, m5, m8 ⁇
  • the index set is ⁇ 6, 7 ⁇
  • the set of repetition times can be ⁇ m1, m5, m6, m8 ⁇
  • the index set is ⁇ 8, 9 ⁇
  • the set of repetition times associated with the index set ⁇ 8, 9 ⁇ can be ⁇
  • the multiple index sets may include one index set among the five index sets in Table 13.
  • multiple index sets can be: ⁇ 0, 1 ⁇ , or multiple index sets can also be: ⁇ 2, 3 ⁇ , or multiple index sets can also be: ⁇ 4, 5 ⁇ , or more
  • One index set can also be: ⁇ 6, 7 ⁇ , or multiple index sets can also be: ⁇ 8, 9 ⁇ .
  • the multiple index sets may include 2 index sets among the 5 index sets in Table 13.
  • multiple index sets can be: ⁇ 0, 1 ⁇ and ⁇ 2, 3 ⁇ , or multiple index sets can be: ⁇ 0, 1 ⁇ and ⁇ 4, 5 ⁇ , or multiple index sets can be : ⁇ 0, 1 ⁇ and ⁇ 6, 7 ⁇ , or multiple index sets can be: ⁇ 0, 1 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ and ⁇ 4, 5 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ and ⁇ 6, 7 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ and ⁇ 8, 9 ⁇ , or more
  • One index set can be: ⁇ 4,5 ⁇ and ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 4,5 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 6 , 7 ⁇ and ⁇ 8, 9 ⁇ .
  • the multiple index sets may include 3 index sets among the 5 index sets in Table 13.
  • multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ and ⁇ 4,5 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ and ⁇ 6 ,7 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 4,5 ⁇ And ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 4,5 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 6,7 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 2,3 ⁇ , ⁇ 4,5 ⁇ and ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 2 , 3 ⁇ , ⁇ 4, 5 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets can be: ⁇ 2, 3 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets
  • the multiple index sets may include 4 index sets among the 5 index sets in Table 13.
  • multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2,3 ⁇ , ⁇ 4,5 ⁇ and ⁇ 6,7 ⁇ , or multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 2 , 3 ⁇ , ⁇ 4, 5 ⁇ and ⁇ 8, 9 ⁇ , or multiple index sets can be: ⁇ 0, 1 ⁇ , ⁇ 2, 3 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ , or ,
  • Multiple index sets can be: ⁇ 0,1 ⁇ , ⁇ 4,5 ⁇ , ⁇ 6,7 ⁇ and ⁇ 8,9 ⁇ , or multiple index sets can be: ⁇ 2,3 ⁇ , ⁇ 4, 5 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ .
  • the multiple index sets may include 4 index sets among the 5 index sets in Table 13.
  • multiple index sets may be: ⁇ 0, 1 ⁇ , ⁇ 2, 3 ⁇ , ⁇ 4, 5 ⁇ , ⁇ 6, 7 ⁇ and ⁇ 8, 9 ⁇ .
  • Table 13 there are 5 index sets, and the set of repetition times associated with the 5 index sets is also 5.
  • the correspondence between the 5 index sets and the 5 repetition number sets is shown in Table 13, where, when the index set is ⁇ 0, 1 ⁇ , the repetition number set associated with the index set ⁇ 0, 1 ⁇ can be ⁇ a1, a2 ⁇ ; when the index set is ⁇ 2, 3 ⁇ , the set of repetitions associated with the index set ⁇ 2, 3 ⁇ can be ⁇ a3, a4 ⁇ ; when the index set is ⁇ 4, 5 ⁇ , the index set ⁇ 4 , 5 ⁇
  • the associated set of repetitions can be ⁇ a4, a5 ⁇ ; when the index set is ⁇ 6, 7 ⁇ , the set of repetitions associated with the index set ⁇ 6, 7 ⁇ can be ⁇ a5, a6 ⁇ ; index When the set is ⁇ 8, 9 ⁇ , the set of repetition times associated with the index set ⁇ 8, 9 ⁇ can be ⁇ a7, a8 ⁇ .
  • the multiple index sets listed above and the set of repetitions associated with the multiple index sets may be applicable, for example, when the first device is in coverage enhancement mode B, or the first device is in coverage enhancement level 2, or A device is at coverage enhancement level 3.
  • the foregoing multiple index sets and the set of repetition times associated with the multiple index sets may be obtained through optimization.
  • Step 220 The first device receives control information.
  • the second device sends the control information.
  • the control information may be the control information determined by the second device in step 210.
  • For the control information reference may be made to the foregoing description, which is not described in detail here.
  • the second device can independently indicate the index of the first information used for data transmission and the number of repetitions of the second information, that is, the second device can independently indicate the index of the modulation and coding method or the transmission block size used for data transmission, and the data or The number of repetitions of control information, that is, the second device can use two fields to indicate the modulation and coding method used for data transmission or the index of the transmission block size, and the number of repetitions of data or control information, respectively.
  • the second device may use X bits to indicate the modulation and coding mode or the index of the transport block size, and use Y bits to independently indicate the number of repetitions of the data or control channel.
  • X bits to indicate the modulation and coding mode or the index of the transport block size
  • Y bits to independently indicate the number of repetitions of the data or control channel.
  • the second device may use L bits to indicate the modulation and coding method used for data transmission or the index of the transmission block size, and use P bits to independently indicate the number of repetitions of data or control information.
  • L log 2 10 ⁇ 4
  • the second device can use 3 bits to indicate the modulation and coding method used for data transmission or the index of the transmission block size, and use 2 bits to independently indicate the number of repetitions of data or control information.
  • the second device may also jointly indicate the index of the first information used for data transmission and the number of repetitions of the second information, that is, the second device may also jointly indicate the index of the modulation and coding method or the transmission block size used for data transmission, and
  • the number of repetitions of data or control information that is, the second device can use the same field to indicate the modulation and coding method used for data transmission or the index of the transmission block size, and the number of repetitions of data or control information.
  • the second device may use 5 bits to jointly indicate the modulation and coding scheme used for data transmission or the index of the transmission block size, and the number of repetitions of data or control information.
  • the second device may use 6 bits to jointly indicate the modulation and coding method used for data transmission or the index of the transmission block size, and the number of repetitions of data or control information.
  • the second device may use 5 bits to jointly indicate the modulation and coding method used for data transmission or the index of the transmission block size, and the number of repetitions of data or control information.
  • the first device and the second device can reasonably allocate the number of repetitions of the data channel or control channel associated with the modulation and coding scheme or the transport block size, and at the same time can reduce the signaling overhead and improve the transmission of the data channel or control channel. performance.
  • Step 230 The first device determines the number of repetitions of the second information according to the control information.
  • the first device may determine the number of repetitions of the second information in the set of repetitions associated with the first index set. That is, the number of repetitions of the second information is an element in the set of repetitions associated with the first index set.
  • the number of repetitions of the second information is the first index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇ Elements in the set ⁇ n1, n2 ⁇ of associated repetition times, that is, the first device can be associated in the first index set ⁇ 0, 1, 2, 3, 4, 5, 6, 7 ⁇
  • the number of repetitions of the second information is determined in the set of repetition times ⁇ n1, n2 ⁇ , the number of repetitions of the second information may be n1, or the number of repetitions of the second information may be n2.
  • the number of repetitions of the second information is the first index set ⁇ 8,9,10,11, 12, 13, 14, 15 ⁇ Elements in the set of associated repetitions ⁇ n3, n4 ⁇ , that is, the first device can associate according to the first index set ⁇ 8, 9, 10, 11, 12, 13, 14, 15 ⁇
  • the repetition number of the second information is determined in the set of repetition times ⁇ n3, n4 ⁇ , the repetition number of the second information can be n3, or the repetition number of the second information can be n4.
  • step 240 the first device transmits data with the second device according to the first information index and the number of repetitions of the second information.
  • the first device may determine the transmission block size used to transmit the data according to the first information index.
  • Table 14 shows an example of the correspondence between the modulation and coding scheme index of the data channel and the transport block size index.
  • the modulation order when the modulation order is 2, it corresponds to the quadrature phase shift keying (QPSK) modulation method, and when the modulation order is 4, it corresponds to the quadrature amplitude modulation (QAM) of 16 symbols.
  • QPSK quadrature phase shift keying
  • QAM quadrature amplitude modulation
  • Mode when the modulation order is 6, it corresponds to the modulation mode of 64QAM; that is, the modulation and coding mode index 0 to modulation and coding mode index 9 and modulation and coding mode index 29 correspond to QPSK, and modulation and coding mode index 10 to modulation coding
  • the modulation and coding mode corresponding to mode index 16 and modulation and coding mode index 30 may be 16QAM, and the modulation and coding mode corresponding to modulation and coding mode index 17 to modulation and coding mode index 28 and modulation and coding mode index 31 may be 64QAM.
  • the corresponding relationships shown in Table 14 above can be configured or predefined.
  • the value of the indication information in each table is only an example, and can be configured to other values, which is not limited in this application.
  • the corresponding relationship shown in some rows may not be configured.
  • appropriate deformation adjustments can be made based on the above table, such as splitting, merging, and so on.
  • the names of the parameters indicated in the titles in the above tables may also adopt other names that the communication device can understand, and the values or expression modes of the parameters may also be other values or expression modes that the communication device understands.
  • other data structures can also be used, such as arrays, queues, containers, stacks, linear tables, pointers, linked lists, trees, graphs, structures, classes, heaps, hash tables, or hash tables. Wait.
  • the first device may determine the transport block size used to transmit data according to the correspondence between the modulation and coding mode and the transport block size.
  • the second device can also determine the size of the transmission block used to transmit the data.
  • the first device may also send or receive the data according to the transmission block size and the number of repetitions of the second information.
  • the second device may also receive or send data according to the transmission block size and the number of repetitions of the second information.
  • the first device may also determine the timing required to transmit data according to the number of repetitions of the control information, and the first device transmits or receives the data according to the transmission block size and timing. data.
  • the second device can also determine the size of the transmission block used to transmit the data and the timing required to transmit the data, and the second device receives or sends data according to the size and timing of the transmission block.
  • the data may be data scheduled by control information, for example.
  • the first device determines the timing of the data according to the number of repetitions of the control information, and the specific method of transmitting data according to the transmission block size and timing is the same as the prior art, for brevity, a detailed description of the specific process is omitted here.
  • the data transmitted between the first device and the second device may be data transmitted between a network device and a terminal device.
  • the data transmitted between the first device and the second device may be data transmitted between the terminal device and the terminal device.
  • the first device may use a modulation and coding method associated with the number of repetitions of the data or control information to encode the uplink data, and send the uplink data to the second device on the corresponding transmission block.
  • the first device receives the downlink data sent by the second device on the corresponding transmission block according to the modulation and coding method used to transmit the data or the index of the transmission block size, and the first device may adopt the modulation and coding method corresponding to the data. Decode the downstream data.
  • the first device determines the number of repetitions of data or control information from the set of repetitions associated with the modulation and coding method or the transport block size index used for data transmission, and then sends or receives according to the transport block size and the number of repetitions of data
  • the data or the first device determines the timing required to transmit the data according to the number of repetitions of the control information, and sends or receives the data according to the transmission block size and the timing required to transmit the data. Therefore, the number of repetitions of the second information in the embodiment of the present application is determined by the number of repetitions in the set of repetitions associated with the first information index.
  • the set of repetition times is associated with the first information index, which allows the second device to select different sets of repetition times according to actual conditions, so as to reasonably specify the modulation and coding method used for data transmission, the size of the transmission block, and the data or control information. repeat times.
  • the second device may use fewer indication bits to indicate the repetitions, which is beneficial to reduce the signaling overhead of control information and improve the utilization rate of resources.
  • the size of the sequence number of each process does not mean the order of execution.
  • the execution order of each process should be determined by its function and internal logic, and should not constitute any limitation to the implementation process of the embodiments of this application. .
  • FIG. 2 illustrates in detail the communication method 200 provided by the embodiment of the present application.
  • the communication device provided by the embodiment of the present application will be described in detail with reference to FIGS. 3 to 5.
  • Fig. 3 is a schematic block diagram of a communication device provided by an embodiment of the present application.
  • the communication device 300 may include a processing module 310 and a transceiver module 320.
  • the communication device 300 may correspond to the first device in the above method embodiment, for example, it may be the first device or a chip configured in the first device.
  • the communication device 300 may correspond to the first device in the method 200 according to the embodiment of the present application, and the communication device 300 may include a module for executing the method executed by the first device in the method 200 in FIG. 2.
  • each module in the communication device 300 and other operations and/or functions described above are used to implement the corresponding process of the method 200 in FIG. 2.
  • the transceiver module 320 may be used to execute steps 220 and 240 in the method 200, and the processing module 310 may be used to execute step 230 in the method 200. It should be understood that the specific process for each module to execute the foregoing corresponding steps has been described in detail in the foregoing method embodiment, and is not repeated here for brevity.
  • the transceiver module 320 in the communication device 300 may correspond to the transceiver 2020 in the first device 2000 shown in FIG. 4, and the processing module in the communication device 300 310 may correspond to the processor 2010 in the first device 2000 shown in FIG. 4.
  • the transceiver module 320 in the communication device 300 may be an input/output interface.
  • the communication device 300 may correspond to the second device in the above method embodiment, for example, it may be the second device or a chip configured in the second device.
  • the communication device 300 may correspond to the method 200 or the second device in the method 200 according to an embodiment of the present application, and the communication device 300 may include a device for executing the method executed by the second device in the method 200 in FIG. 2 Module.
  • each module in the communication device 300 and other operations and/or functions described above are used to implement the corresponding process of the method 200 in FIG. 2.
  • the processing module 310 may be used to execute step 210 in the method 200
  • the transceiver module 320 may be used to execute steps 220 and 240 in the method 200. It should be understood that the specific process for each module to execute the foregoing corresponding steps has been described in detail in the foregoing method embodiment, and is not repeated here for brevity.
  • the transceiver module 320 in the communication device 300 may correspond to the transceiver 3200 in the second device 3000 shown in FIG. 5, and the processing in the communication device 300
  • the module 310 may correspond to the processor 3100 in the second device 3000 shown in FIG. 5.
  • the transceiver module 320 in the communication device 300 may be an input/output interface.
  • FIG. 4 is a schematic structural diagram of a first device 2000 provided by an embodiment of the present application.
  • the first device is, for example, a terminal device.
  • the first device 2000 may be applied to the system shown in FIG. 1 to perform the functions of the first device in the foregoing method embodiment.
  • the first device 2000 includes a processor 2010 and a transceiver 2020.
  • the first device 2000 further includes a memory 2030.
  • the processor 2010, the transceiver 2002, and the memory 2030 can communicate with each other through internal connection paths to transfer control and/or data signals.
  • the memory 2030 is used for storing computer programs, and the processor 2010 is used for downloading from the memory 2030. Call and run the computer program to control the transceiver 2020 to send and receive signals.
  • the first device 2000 may further include an antenna 2040 for transmitting the uplink data or uplink control signaling output by the transceiver 2020 through a wireless signal.
  • the aforementioned processor 2010 and the memory 2030 can be combined into a processing device, and the processor 2010 is configured to execute the program code stored in the memory 2030 to implement the aforementioned functions.
  • the memory 2030 may also be integrated in the processor 2010 or independent of the processor 2010.
  • the processor 2010 may correspond to the processing module 310 in FIG. 3.
  • the aforementioned transceiver 2020 may correspond to the transceiver module 320 in FIG. 3, and may also be referred to as a transceiver module.
  • the transceiver 2020 may include a receiver (or called receiver, receiving circuit) and a transmitter (or called transmitter, transmitting circuit). Among them, the receiver is used to receive signals, and the transmitter is used to transmit signals.
  • the first device 2000 shown in FIG. 4 can implement various processes related to the first device in the method embodiment shown in FIG. 2.
  • the operations and/or functions of each module in the first device 2000 are respectively for implementing the corresponding processes in the foregoing method embodiments.
  • the above-mentioned processor 2010 can be used to perform the actions described in the previous method embodiments implemented by the first device, and the transceiver 2020 can be used to perform the first device to the second device or from the first device described in the previous method embodiments. 2. Actions received by the device For details, please refer to the description in the previous method embodiment, which will not be repeated here.
  • the aforementioned first device 2000 may further include a power supply 2050 for providing power to various devices or circuits in the first device.
  • the first device 2000 may also include one or more of an input unit 2060, a display unit 2070, an audio circuit 2080, a camera 2090, and a sensor 2100.
  • the audio circuit may also include a speaker 2082, a microphone 2084, and so on.
  • Fig. 5 is an example of a schematic structural diagram of a second device provided in an embodiment of the present application.
  • the second device may be a network device, for example.
  • the schematic structural diagram of the network device shown in FIG. 5 may be, for example, a schematic structural diagram of a base station.
  • the base station 3000 may be applied to the system shown in FIG. 1 to perform the function of the second device in the foregoing method embodiment.
  • the base station 3000 may include one or more radio frequency units, such as a remote radio unit (RRU) 3100 and one or more baseband units (BBU) (also known as distributed unit (DU) )) 3200.
  • RRU 3100 may be called a transceiver module, which corresponds to the transceiver module 320 in FIG.
  • the transceiver module 3100 may also be called a transceiver, a transceiver circuit, or a transceiver, etc., and it may include at least one antenna 3101 and a radio frequency unit 3102.
  • the transceiver module 3100 may include a receiving unit and a sending unit.
  • the receiving unit may correspond to a receiver (or receiver or receiving circuit), and the sending unit may correspond to a transmitter (or transmitter or transmitting circuit).
  • the RRU 3100 part is mainly used for sending and receiving of radio frequency signals and conversion of radio frequency signals and baseband signals, for example, for sending instruction information to the first device.
  • the 3200 part of the BBU is mainly used for baseband processing and control of the base station.
  • the RRU 3100 and the BBU 3200 may be physically set together, or may be physically separated, that is, a distributed base station.
  • the BBU 3200 is the control center of the base station, and may also be called a processing module, which may correspond to the processing module 41 in FIG. 3, and is mainly used to complete baseband processing functions, such as channel coding, multiplexing, modulation, and spreading.
  • the BBU processing module
  • the BBU may be used to control the base station to execute the operation procedure of the second device in the foregoing method embodiment, for example, to generate the foregoing indication information.
  • the BBU 3200 may be composed of one or more single boards, and multiple single boards may jointly support a radio access network with a single access standard (such as an LTE network), or support different access standards. Wireless access network (such as LTE network, 5G network or other networks).
  • the BBU 3200 also includes a memory 3201 and a processor 3202.
  • the memory 3201 is used to store necessary instructions and data.
  • the processor 3202 is configured to control the base station to perform necessary actions, for example, to control the base station to execute the operation procedure of the second device in the foregoing method embodiment.
  • the memory 3201 and the processor 3202 may serve one or more single boards. In other words, the memory and the processor can be set separately on each board. It can also be that multiple boards share the same memory and processor. In addition, necessary circuits can be provided on each board.
  • the base station 3000 shown in FIG. 5 can implement each process involving the second device in the method embodiment of FIG. 2.
  • the operations and/or functions of the various modules in the base station 3000 are used to implement the corresponding processes in the foregoing method embodiments.
  • the above-mentioned BBU 3200 can be used to perform the actions described in the previous method embodiments implemented internally by the second device, and the RRU 3100 can be used to perform the second device described in the previous method embodiments to send to or from the first device Receive action.
  • the RRU 3100 can be used to perform the second device described in the previous method embodiments to send to or from the first device Receive action.
  • the embodiment of the present application also provides a processing device including a processor and a memory.
  • the processor is used to read instructions stored in the memory, and can receive signals through a receiver and transmit signals through a transmitter to execute the method in the embodiment shown in FIG. 2 above.
  • processors there are one or more processors, and one or more memories.
  • the memory may be integrated with the processor, or the memory and the processor may be provided separately.
  • the memory can be a non-transitory (non-transitory) memory, such as a read only memory (ROM), which can be integrated with the processor on the same chip, or can be set in different On the chip, the embodiment of the present application does not limit the type of memory and the setting mode of the memory and the processor.
  • ROM read only memory
  • sending instruction information may be a process of outputting instruction information from the processor
  • receiving capability information may be a process of the processor receiving input capability information.
  • the processed output data can be output to the transmitter, and the input data received by the processor can come from the receiver.
  • the transmitter and receiver can be collectively referred to as a transceiver.
  • the aforementioned processing device may be a chip.
  • the processor may be realized by hardware or software.
  • the processor may be a logic circuit, integrated circuit, etc.; when realized by software, the processor may be a general-purpose processor. This is achieved by reading the software code stored in the memory, the memory may be integrated in the processor, may be located outside the processor, and exist independently.
  • the embodiment of the present application also provides a computer program product, the computer program product includes: a computer program (also called code, or instruction), when the computer program is run, the computer executes the implementation of the method in FIG. 2 The method in the example.
  • a computer program also called code, or instruction
  • the embodiment of the present application also provides a computer-readable medium that stores a computer program (also called code, or instruction) when it runs on a computer, so that the computer executes the implementation of the method in FIG. 2 above.
  • a computer program also called code, or instruction
  • An embodiment of the present application also provides a communication system, including the aforementioned first device and second device.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components can be combined or It can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
  • each unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the technical solution of this application essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a second device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (read-only memory, ROM), random access memory (random access memory, RAM), magnetic disk or optical disk and other media that can store program code .

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

La présente invention concerne un procédé de communication et un appareil. Le procédé comprend : la réception, par un premier dispositif, d'informations de commande, les informations de commande indiquant un premier indice d'informations et un nombre de répétitions de secondes informations qui sont utilisées pour une transmission de données, les premières informations étant un mode de modulation et de codage ou une taille de bloc de transmission. Le premier indice d'informations est un élément dans un ensemble d'indices parmi une pluralité d'ensembles d'indices. Chaque ensemble d'indices parmi la pluralité d'ensembles d'indice est associé à un ensemble de nombres de répétitions, et les secondes informations sont des données ou des informations de commande. Le premier dispositif détermine le nombre de répétitions des secondes informations sur la base des informations de commande, le nombre de répétitions des secondes informations étant un élément dans l'ensemble de nombres de répétitions associé à un premier ensemble d'indices. Le premier dispositif détermine, sur la base du premier indice d'informations, une taille de bloc de transmission utilisée pour transmettre des données, détermine, sur la base du nombre des répétitions, des temps requis pour transmettre des données, et envoie ou reçoit lesdites données sur la base de la taille du bloc de transmission et des temps, ou sur la base de la taille du bloc de transmission et du nombre des répétitions, et ainsi le surdébit de signalisation pour des informations de commande peut être réduit.
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