WO2022028489A1 - 数据传输方法、装置、设备和存储介质 - Google Patents
数据传输方法、装置、设备和存储介质 Download PDFInfo
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- WO2022028489A1 WO2022028489A1 PCT/CN2021/110622 CN2021110622W WO2022028489A1 WO 2022028489 A1 WO2022028489 A1 WO 2022028489A1 CN 2021110622 W CN2021110622 W CN 2021110622W WO 2022028489 A1 WO2022028489 A1 WO 2022028489A1
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- time slot
- symbols
- uplink
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
Definitions
- the present application relates to the field of communication technologies, for example, to a data transmission method, apparatus, device, and storage medium.
- the New Radio (NR) system Compared with the previous communication system, the New Radio (NR) system has higher configuration flexibility and wider bandwidth range. Accordingly, higher requirements are placed on the capabilities of the terminal, so that the terminal needs to spend more money. higher cost than before.
- NR New Radio
- low-configuration terminal device types are defined for such scenarios, such as smaller bandwidth, fewer antennas, Half Duplex Frequency Division Duplexing (HD-FDD), relaxation of terminal processing time, relaxation of Terminal processing capability, etc., thereby reducing the production cost and complexity of the terminal.
- HD-FDD Half Duplex Frequency Division Duplexing
- NR supports flexible slot formats, that is, symbols in a slot can be configured as downlink symbols, uplink symbols or flexible symbols.
- the half-duplex operation can be realized by first obtaining the time slot format, and then determining whether to receive data on the downlink frequency band or switch to the uplink frequency band to receive data according to the time slot format.
- the time slot format determination method currently used by NR is not completely suitable for HD-FDD.
- the data transmission method, device, device and storage medium provided by the present application solve the problem that the time slot format supported by NR is not suitable for HD-FDD terminals.
- an embodiment of the present application provides a data transmission method, and the method is applied to a first node, including:
- a slot format is determined based on the signaling; wherein the slot format is used for data transmission.
- an embodiment of the present application provides a data transmission method, where the method is applied to a second node, including:
- the signaling is sent to the first node, wherein the signaling is used to instruct the first node to determine a time slot format, and the time slot format is used for data transmission.
- an embodiment of the present application provides a data transmission apparatus, the apparatus is configured on a first node, and includes:
- a receiving module configured to receive the signaling sent by the second node
- the determining module is configured to determine a slot format based on the signaling, wherein the slot format is used for data transmission.
- an embodiment of the present application provides a data transmission device, the device is configured on a second node, and includes:
- a configuration module configured to configure signaling
- the sending module is configured to send the signaling to the first node, wherein the signaling is used to instruct the first node to determine a time slot format, and the time slot format is used for data transmission.
- an embodiment of the present application provides a device, including:
- processors one or more processors
- memory for storing one or more programs
- the one or more processors When the one or more programs are executed by the one or more processors, the one or more processors implement the method according to any one of the embodiments of this application.
- an embodiment of the present application provides a storage medium, where the storage medium stores a computer program, and when the computer program is executed by a processor, the method according to any one of the embodiments of the present application is implemented.
- FIG. 1 is a flowchart of a data transmission method provided by an embodiment of the present application.
- FIG. 2 is a flowchart of a data transmission method provided by an embodiment of the present application.
- FIG. 3 is a schematic diagram of a time slot format provided by an embodiment of the present application.
- FIG. 4 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 5 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 6 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 7 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 8 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 9 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 10 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 11 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 12 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 13 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 14 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- 15 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- 16 is a schematic diagram of another time slot format provided by an embodiment of the present application.
- FIG. 17 is a schematic structural diagram of a data transmission apparatus provided by an embodiment of the present application.
- FIG. 18 is a schematic structural diagram of a data transmission apparatus provided by an embodiment of the present application.
- FIG. 19 is a schematic structural diagram of a device provided by an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- Wideband Code Division Multiple Access Wideband Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LIE-A Advanced long term evolution, Advanced Long Term Evolution
- UMTS Universal Mobile Telecommunication System
- 5G fifth generation mobile communication technology
- a radio access network may include different communication nodes in different systems.
- the wireless network system includes a base station and a plurality of user equipments.
- the base station performs wireless communication with multiple user equipments respectively.
- the base station may be a device that can communicate with a user terminal.
- a base station can be any device with wireless transceiver functions, including but not limited to: base station NodeB, Evolved NodeB (eNodeB), base station in 5G communication system, base station in future communication system, wireless fidelity (Wireless NodeB) Access nodes, wireless relay nodes, wireless backhaul nodes, etc. in Fidelity, WiFi) systems.
- the base station may also be a wireless controller in a cloud radio access network (cloud radio access network, CRAN) scenario; the base station may also be a small cell, a transmission reference point (transmission reference point, TRP), etc., which are not limited in the embodiments of the present application.
- CRAN cloud radio access network
- TRP transmission reference point
- the user terminal is a device with wireless transceiver function, which can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed In the air (eg in airplanes, balloons, satellites, etc.).
- the user terminal may be a mobile phone (mobile phone), a tablet computer (portable android device, Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal, an augmented reality (Augmented Reality, AR) terminal, industrial Wireless terminal in industrial control, wireless terminal in self driving, wireless terminal in remote medical, wireless terminal in smart grid, transportation safety wireless terminals in smart cities, wireless terminals in smart homes, and so on.
- the embodiments of the present application do not limit application scenarios.
- a user terminal may also sometimes be referred to as a terminal, an access terminal, a User Equipment (UE) unit, a UE station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a UE terminal, a wireless communication device, a UE proxy or UE device etc.
- UE User Equipment
- the New Radio (NR) system has higher configuration flexibility and wider bandwidth range. Accordingly, higher requirements are placed on the capabilities of the terminal, so that the terminal needs to spend more money. higher cost than before.
- low-configuration terminal device types are defined for such scenarios, such as smaller bandwidth, fewer antennas, half-duplex FDD (Half Duplex FDD, HD-FDD), relaxation of terminal processing time, relaxation of terminal processing capabilities, etc. , thereby reducing the production cost and complexity of the terminal.
- Such terminals may be referred to as low profile NR terminals, or NR reduced capability (NR RedCap) user terminals.
- NR supports flexible slot formats, that is, symbols in a slot can be configured as downlink symbols, uplink symbols or flexible symbols.
- half-duplex operation can be realized by first obtaining the time slot format, and then determining whether to receive data on the downlink frequency band or switch to the uplink frequency band to receive data according to the time slot format.
- the time slot format determination method currently used by NR is mainly designed for time division duplex (Time-division Duplex, TDD) system design, which is not completely suitable for RedCap HD-FDD UE.
- TDD Time-division Duplex
- the semi-static cell-based configuration slot format is configured through the higher layer signaling tdd-UL-DL-ConfigurationCommon, which provides:
- the reference subcarrier spacing corresponding to the parameter referenceSubcarrierSpacing
- the first mode provides: time slot configuration period msec, corresponding parameter dl-UL-TransmissionPeriodicity;
- the UE determines the slot format of each slot in the first slot group according to the first mode, and determines the slot format of each slot in the second slot group according to the second mode.
- the second mode provides:
- Time slot configuration period msec corresponding to the parameter dl-UL-TransmissionPeriodicity
- the semi-static terminal-based configuration slot format is configured through the higher layer signaling tdd-UL-DL-ConfigurationDedicated and only works on flexible subframes configured based on the cell.
- This higher layer signaling provides:
- the parameter nrofDownlinkSymbols provides the number of downlink symbols in the time slot, the downlink symbol is located at the beginning of the time slot, and the parameter nrofUplinkSymbols provides the number of uplink symbols in the time slot, where the uplink symbol is located at the end of the time slot.
- the parameter nrofDownlinkSymbols is not provided, there are no downlink symbols in the time slot, and if the parameter nrofUplinkSymbols is not provided, there are no uplink symbols in the time slot.
- the remaining symbols in the slot are flexible symbols.
- Dynamic configuration refers to the downlink control information indication carried by the downlink control information (Downlink Control Information, DCI) format2-0, specifically the combination index slotFormatCombinationId indicated in the downlink control information, and the combination table is searched according to the combination index, wherein the combination table is a high-level signaling configured.
- DCI Downlink Control Information
- the slot format index combination slotFormats can be obtained through the combination index, and then the format of each slot can be obtained by looking up the table according to the slot format index.
- the slot formats defined in the NR standard are shown in the table below.
- this embodiment provides a data transmission method, and the method is applied to the first node.
- the data transmission method provided by this embodiment mainly includes steps S11 , S12 and S13 .
- the signaling includes first signaling and/or second signaling.
- the time slot format includes:
- a second slot format determined based on the second signaling.
- the first signaling includes: a first slot format index, wherein the first slot format index is an index in a first slot format table, or the first slot format index
- the slot format index is the index in the first slot format combination.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set The corresponding number of time slots.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set the corresponding slot index.
- the first signaling includes: first time slot configuration information; wherein, the first time slot configuration information indicates the time slot configuration of H time slots, and H is a positive value greater than or equal to 1 Integer.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to number of time slots.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to slot index.
- the first time slot configuration information includes one or more of the following parameters:
- the first signaling includes one or more of the following: a first period, and second time slot configuration information.
- the second timeslot configuration information includes one or more of the following: a timeslot index set, and timeslot attributes corresponding to one or more timeslots in the timeslot index set.
- the second time slot configuration information includes one or more of the following: a time slot attribute set, and a time slot index corresponding to one or more time slot attributes in the time slot attribute set.
- the second signaling includes: a slot format combination index, wherein the slot format combination consists of a first slot index, and the first slot format index is the first slot The index in the format table, or the first slot format index is the index in the first slot format combination.
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the maximum number of flexible symbols is N, where G1, G2, and N are positive values greater than zero. Integer.
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the number of flexible symbols is fixed to N, where G3, G4, and N are positive integers greater than zero.
- the method further includes: determining symbols for uplink and downlink conversion.
- the uplink and downlink conversion interval corresponding to the first node is R symbols, determine the location for the uplink and downlink conversion. symbol, including one of the following:
- the symbols used for uplink and downlink conversion are determined to be R uplink symbols after the downlink symbols.
- the uplink and downlink conversion occurs on flexible symbols
- the uplink and downlink conversion interval corresponding to the first node is R symbols
- the number of flexible symbols is X
- the symbols used for uplink and downlink conversion are flexible symbols and Y uplink symbols after the flexible symbols;
- the preset length is M time slots, and M is a positive integer greater than or equal to 1.
- the method further includes: the first node generates symbols for uplink and downlink conversion based on at least one of the following manners:
- the first node does not perform downlink reception for R1 symbols before the uplink symbol
- the first node does not perform downlink reception for R2 symbols after the uplink symbol
- the first node does not perform uplink transmission for R3 uplink symbols after the downlink symbol;
- the first node does not perform uplink transmission for R4 uplink symbols before the downlink symbol;
- the first node does not perform uplink and downlink transmission on all flexible symbols between uplink and downlink symbols;
- the first node does not perform downlink reception on all flexible symbols and Y1 downlink symbols before the uplink symbol;
- the first node does not perform downlink reception on all flexible symbols and Y2 downlink symbols after the uplink symbol;
- the first node does not perform uplink transmission on all flexible symbols and Y3 uplink symbols after the downlink symbol;
- the first node does not perform uplink transmission on all flexible symbols and Y4 uplink symbols before the downlink symbol;
- R1, R2, R3, R4, Y1, Y2, Y3, Y4 are positive integers greater than zero.
- this embodiment provides a data transmission method, and the method is applied to the second node.
- the data transmission method provided by this embodiment mainly includes steps S21 and S22.
- the signaling includes first signaling and/or second signaling.
- the time slot format includes:
- a second slot format determined based on the second signaling.
- the first signaling includes: a first slot format index, wherein the first slot format index is an index in a first slot format table, or the first slot format index
- the slot format index is the index in the first slot format combination.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set The corresponding number of time slots.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set the corresponding slot index.
- the first signaling includes: first time slot configuration information; wherein, the first time slot configuration information indicates the time slot configuration of H time slots, and H is a positive value greater than or equal to 1 Integer.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to number of time slots.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to slot index.
- the first time slot configuration information includes one or more of the following parameters:
- the first signaling includes one or more of the following: a first period, and second time slot configuration information.
- the second time slot configuration information includes one or more of the following: a first period, a time slot index set, and time slot attributes corresponding to one or more time slots in the time slot index set.
- the second time slot configuration information includes one or more of the following: a first period, a time slot attribute set, and a time slot index corresponding to one or more time slot attributes in the time slot attribute set .
- the second signaling includes: a slot format combination index, wherein the slot format combination consists of a first slot index, and the first slot format index is the first slot The index in the format table, or the first slot format index is the index in the first slot format combination.
- the time slot formats included in the first time slot format table satisfy one or more of the following conditions: at most one uplink and downlink conversion; in the first preset time slot format, if the downlink symbol The number of flexible symbols is greater than G1, or the number of uplink symbols is greater than G2, and the maximum number of flexible symbols is N, where G1, G2, and N are positive integers greater than zero.
- the time slot formats included in the first time slot format table satisfy one or more of the following conditions: at most one uplink and downlink conversion; in the first preset time slot format, if the downlink symbol is greater than G3, or the number of uplink symbols is greater than G4, and the number of flexible symbols is fixed to N, where G3, G4, and N are positive integers greater than zero.
- the first signaling is signaling based on a semi-static configuration of the first node
- the second signaling is signaling indicated in the downlink control information.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal performs up-down and down-link at least according to the first time slot format. line transmission;
- the first signaling includes: a first slot format index
- the first signaling is high-level signaling based on terminal configuration
- the first slot format index is a corresponding index in the first slot format table; the optional value range of the first slot format index is ⁇ 0, . . . , Qmax ⁇ .
- the UE determines the first time slot format according to the index 5, then the terminal at least according to the first The time slot format is used for uplink and downlink transmission.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal at least according to the determined first time slot format Perform uplink and downlink transmission.
- the first signaling includes at least one of the following:
- the number of time slots corresponding to one or more format indices in the first slot format index set.
- the first period takes time slot or radio frame as the basic unit
- the first slot format index is the corresponding index in the first slot format table; the range of optional values is ⁇ 0,...,Qmax ⁇
- the first signaling is high-level signaling based on terminal configuration.
- the first signaling includes: the first cycle is 10 time slots; index 1, index 5, index 8, index 7, index 6, index 5, index 12, index 0, index 15, index 20; then the UE
- the first time slot format is determined according to the first signaling; as shown in FIG. 4 ; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the number of time slots included in the first cycle is 10; index 1, index 5, index 8, index 7, index 6, index 5, index 12, index 0, index 15; then the UE according to The first signaling determines the first time slot format; as shown in FIG. 5 ; wherein, the time slot format in the last time slot in the first cycle is fixed as one of full downlink, full uplink, and full flexibility.
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first cycle is 10 time slots; index 1, index 2, index 5, index 12, index 15, wherein the number of time slots corresponding to index 1 is 2, and the time slot corresponding to index 2
- the number of slots is 3, the number of time slots corresponding to index 5 is 1, the number of time slots corresponding to index 12 is 2, and the number of time slots corresponding to index 15 is 2.
- the UE determines the first time slot format according to the first signaling; as shown in FIG. 6 ; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal at least according to the determined first time slot format Perform uplink and downlink transmission.
- the first signaling includes at least one of the following:
- the slot indices corresponding to one or more slot format indices in the first slot format index set are provided.
- the first period takes time slot or radio frame as the basic unit;
- the first time slot format index is the corresponding index in the first time slot format table;
- the range of optional values is ⁇ 0,...,Qmax ⁇ .
- the first signaling is high-level signaling based on terminal configuration.
- the first signaling includes: the first period is 10 time slots; slot format index 1, corresponding slot indices 1, 3, 4; slot format index 2, corresponding slot indices 2, 5, 6; slot format 20, corresponding slot indices 7, 8, 9, and 10.
- the UE determines the first time slot format according to the first signaling; as shown in FIG. 7 ; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first cycle is 10 time slots; the time slot format index is 15, the corresponding time slot indices are 1, 7, and 9; the time slot format index is 20, and the corresponding time slot indices are 2, 3, 4,5.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 8; wherein the time slot formats corresponding to time slot 6 and time slot 8 that are not indicated in the first cycle are fixed as full downlink, full uplink, One of the full flexibility, the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots; the time slot format index is 15, and the corresponding time slot index indicates 1000001010; the time slot format index is 20, and the time slot index indicates 0111100000.
- the UE determines the first slot format according to the first signaling; the slot index is given in the form of a bitmap, and each bit corresponds to each index in the first period.
- the time slot formats corresponding to time slot 6 and time slot 8 that are not indicated in the first cycle are fixed as one of full downlink, full uplink, and full flexibility, and the terminal is at least based on the first time slot. format for uplink and downlink transmission.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal at least determines the first time slot format according to the determined first signaling.
- the slot format is used for uplink and downlink transmission.
- the first signaling includes at least one of the following: a first time slot configuration.
- the first time slot configuration is based on H time slots, where H is a positive integer greater than or equal to 1.
- the first slot configuration includes at least one of the following parameters:
- the first signaling includes: the first time slot configuration 1, specifically: the start symbol of the downlink transmission is symbol 0, and the length is 5.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 10; wherein the first 5 symbols on each time slot are the symbols where the downlink transmission is located, and the other The symbol is the symbol where the flexible transmission is located, and the terminal performs uplink and downlink transmission at least according to the first slot format.
- the first signaling includes: the first time slot configuration 2, specifically: the starting symbol of the uplink transmission is symbol 10 and the length is 4.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 11; the last 4 symbols on each time slot are the symbols where the uplink transmission is located, and the other symbols
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first time slot configuration 3, specifically: the start symbol of the flexible transmission is symbol 4 and the length is 8.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 12; the 8 symbols starting from symbol 4 on each time slot are flexible transmission, flexible The symbols before transmission are downlink transmission, the symbols after flexible transmission are uplink transmission, and the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first time slot configuration 4, specifically: the downlink transmission length is 5.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 13; the first 5 symbols on each time slot are the symbols where the downlink transmission is located, and the other symbols
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first time slot configuration 5, specifically: the uplink transmission length is 4.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 14; the last 4 symbols on each time slot are the symbols where the uplink transmission is located, and the other symbols
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first time slot configuration 6, specifically: the length of the downlink transmission is 4, and the length of the uplink transmission is 2.
- the time slot configuration is based on one time slot, then the UE determines the first time slot format according to the first signaling; as shown in Figure 15; the first four symbols are downlink transmission, the last two are uplink transmission, and the other symbols are The symbol where the flexible transmission is located, and the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the UE determines the first time slot format according to the first signaling; as shown in Figure 16; the first five symbols are downlink transmission, the last one is uplink transmission, and the other symbols are the symbols where the flexible transmission is located.
- the slot format is used for uplink and downlink transmission.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal at least determines the first time slot format according to the determined first signaling.
- the slot format is used for uplink and downlink transmission.
- the first signaling includes at least one of the following:
- the number of timeslots corresponding to one or more timeslot configurations in the first timeslot configuration set is not limited.
- the first period takes a time slot or a radio frame as a basic unit; the first signaling is high-level signaling based on terminal configuration.
- the first signaling includes: the first period is 10 time slots, the first time slot configuration 1, the first time slot configuration 2, the first time slot configuration 3, the first time slot configuration 4, the first time slot configuration Configuration 5, first slot configuration 6, first slot configuration 7, first slot configuration 8, first slot configuration 9, first slot configuration 10.
- the UE determines the first time slot format according to the first signaling; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots, the first time slot configuration 1, the first time slot configuration 2, the first time slot configuration 3, the first time slot configuration 4, the first time slot configuration Configuration 5; the number of time slots corresponding to the first time slot configuration is 2, the number of time slots corresponding to the first time slot configuration 2 is 3, the number of time slots corresponding to the first time slot configuration 3 is 1, and the number of time slots corresponding to the first time slot configuration 3 is 1.
- the number of time slots corresponding to slot configuration 4 is 2, and the number of time slots corresponding to first time slot configuration 5 is 2.
- the UE determines the first time slot format according to the first signaling; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots, the first time slot configuration 1, the first time slot configuration 2, the first time slot configuration 3, the first time slot configuration 4; the first time slot configuration
- the number of configuration persistent time slots is 2, the number of time slots corresponding to the first time slot configuration 2 is 3, the number of time slots corresponding to the first time slot configuration 3 is 1, and the number of time slots corresponding to the first time slot configuration 4 is 1
- the number is 2.
- the UE determines the first uplink and downlink configuration according to the first signaling; the terminal performs uplink and downlink transmission at least according to the first time slot format, wherein the first signaling does not include the time slot configuration of the last two time slots in the first cycle, then The time slot configuration of the two time slots is fixed as downlink transmission, or uplink transmission, or flexible transmission.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal at least determines the first time slot format according to the determined first signaling.
- the slot format is used for uplink and downlink transmission.
- the first signaling includes at least one of the following:
- the first signaling is high-level signaling based on terminal configuration.
- the first period takes time slot or radio frame as the basic unit
- the first signaling includes: the first period is 10 time slots, the first time slot configuration 1, the first time slot configuration 2, the first time slot configuration 3, the first time slot configuration 4; the first time slot configuration Slot indices 1, 2, and 3 corresponding to configuration 1; slot indices 4 corresponding to first slot configuration 2; slot indices 6, 7, and 8 corresponding to first slot configuration 3; and slot indices 6, 7, and 8 corresponding to first slot configuration 4
- the UE determines the first time slot format according to the first signaling; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots, the first time slot configuration 1, the first time slot configuration 2, the first time slot configuration 3, the first time slot configuration 4; the first time slot configuration
- the slot index corresponding to configuration 1 indicates 1110000000; the slot index corresponding to the first slot configuration 2 indicates 0001000000; the slot index corresponding to the first slot configuration 3 indicates 0000011100; the slot index corresponding to the first slot configuration 4 indicates 0000000011.
- the UE determines the first time slot format according to the first signaling; wherein the time slot index is indicated by a bitmap, 1 means that the time slot adopts the time slot configuration, and 0 means that the time slot is not used, and vice versa .
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots, the first time slot configuration 1, the first time slot configuration 2, the first time slot configuration 3, the first time slot configuration 4; the first time slot configuration
- the UE determines the first time slot format according to the first signaling; wherein the time slot index is indicated by a bitmap, 1 means that the time slot adopts the time slot configuration, and 0 means that the time slot is not used, and vice versa . If the first signaling does not include the time slot configuration of the time slot index 3, then the time slot configuration of the time slot is fixed to be all downlink, all uplink, or all flexible.
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the terminal receives the first signaling, determines the first time slot format according to the first signaling, and the terminal at least determines the first time slot format according to the determined first signaling.
- the slot format is used for uplink and downlink transmission.
- the first signaling includes at least one of the following:
- the second time slot configuration indicates a time slot configuration of H time slots, where H is a positive integer greater than or equal to 1.
- the second time slot configuration includes: a time slot index set, and time slot attributes corresponding to one or more time slots in the time slot index set.
- the time slot attribute includes ⁇ all downlink, all uplink, configurable ⁇ .
- the first period takes time slot or radio frame as the basic unit
- the time slot attribute needs to be determined by at least one of the following parameters: the number of downlink symbols, the number of uplink symbols, and the number of flexible symbols.
- the first signaling includes: the first period is 10 time slots;
- the second time slot configuration specifically:
- the UE determines the first time slot format according to the first signaling; wherein the first signaling does not include the time slot attributes of the time slot indices 3, 4, 5, 6, 7, 9, and 10 in the first cycle, then these time slots
- the slot attribute of the slot is fixed to be all downlink, all uplink, or all flexible.
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the terminal determines the first time slot format according to the first signaling, and the terminal performs uplink and downlink transmission at least according to the determined first time slot format .
- the first signaling includes at least one of the following: a first period and a second time slot configuration.
- the second time slot configuration indicates the time slot configuration of H time slots, wherein H is a positive integer greater than or equal to 1;
- the first period takes time slot or radio frame as the basic unit
- the second slot configuration includes: a slot attribute set, and slot indices corresponding to one or more slot attributes in the slot attribute set.
- the time slot attribute includes ⁇ all downlink, all uplink, configurable ⁇ .
- the time slot attribute needs to be determined by at least one of the following parameters: the number of downlink symbols, the number of uplink symbols, and the number of flexible symbols.
- the first signaling includes: the first period is 10 time slots,
- Second time slot configuration specifically:
- the UE determines the first time slot format according to the first signaling; the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots,
- Second time slot configuration specifically:
- the UE determines the first time slot format according to the first signaling; wherein the first signaling does not include the time slot attributes with the time slot indices 4, 5, and 6 in the first cycle, then the time slot attributes of these time slots are fixed as All down, or all up, or all flexible.
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the first signaling includes: the first period is 10 time slots,
- Second time slot configuration specifically:
- the UE determines the first time slot format according to the first signaling; wherein the first signaling does not include the time slot attributes with the time slot indices 4, 5, and 6 in the first cycle, then the time slot attributes of these time slots are fixed as All down, or all up, or all flexible.
- the terminal performs uplink and downlink transmission at least according to the first time slot format.
- the half-duplex terminal receives the second signaling, determines the second time slot format according to the second signaling, and the terminal performs uplink and downlink transmission at least according to the determined second time slot format.
- the second signaling includes at least: a slot format combination index.
- the time slot format combination index is an index in a combination table configured by higher layer signaling.
- determining the second time slot format according to the second signaling includes: obtaining a specific time slot combination according to the time slot combination index, and obtaining the second time slot format according to the time slot format index in the time slot combination, wherein the first time slot format index is the index in the first slot format table.
- the UE receives the second signaling, where the second signaling at least includes: a slot format combination index of 3.
- the time slot format combination content is shown in Table 2.
- Table 2 A time slot format combination content table
- the terminal obtains the time slot combination as 2 2 1 1 2 2 11, and then obtains the second time slot format according to the first time slot format table, and performs uplink and downlink transmission according to the second time slot format.
- the half-duplex terminal receives the first signaling and the second signaling, determines the first time slot format and the second time slot format according to the first signaling and the second signaling, and the terminal at least determines The first time slot format and the second time slot format are used for uplink and downlink transmission.
- the first signaling is terminal-based semi-static signaling; the second signaling is dynamic signaling carried in downlink control information.
- the half-duplex terminal receives the first signaling and the second signaling, determines the first time slot format and the second time slot format according to the first signaling and the second signaling, and the terminal at least determines The first time slot format and the second time slot format are used for uplink and downlink transmission.
- the first signaling is terminal-based semi-static signaling; the second signaling is dynamic signaling carried in downlink control information;
- the transmission direction of the flexible symbols in the first slot format is determined according to the second slot format.
- the half-duplex terminal receives the first signaling and the second signaling, determines the first time slot format and the second time slot format according to the first signaling and the second signaling, and the terminal at least determines The first time slot format and the second time slot format are used for uplink and downlink transmission.
- the first signaling is terminal-based semi-static signaling; the second signaling is dynamic signaling carried in downlink control information;
- performing the uplink and downlink transmission by the terminal at least according to the determined first time slot format and the second time slot format includes: determining the transmission direction of the flexible symbols in the first time slot format according to the second time slot format.
- the half-duplex terminal receives the first signaling and the second signaling, determines the first time slot format and the second time slot format according to the first signaling and the second signaling, and the terminal at least determines The first time slot format and the second time slot format are used for uplink and downlink transmission.
- the terminal performing uplink and downlink transmission according to at least the determined first time slot format and the second time slot format includes: determining the uplink and downlink transmission of predefined time slots according to the first time slot format, and determining other time slots according to the second time slot format.
- the uplink and downlink transmission of the slot, wherein the predefined time slot is the time slot agreed in advance by the base station and the terminal, or the time slot where the first signaling is located, or the time slot where the second signaling is located.
- the difference between the first slot format table and the second slot format table is at least one of the following:
- the first time slot format table does not support a time slot format with two uplink and downlink conversions in one time slot, but the second time slot format table needs to support it;
- the first slot format table does not need to consider the slot format coexisting with LTE, but the second slot format table needs to be considered;
- the second slot format table is the slot format table used by the existing NR system
- the first time slot format table does not support a time slot format in which there are two uplink and downlink conversions in one time slot, that is, the first time slot format table does not support the eight time slot formats shown in Table 3.
- the first slot format table does not need to consider the slot formats coexisting with LTE, that is, the first slot format table does not support the three slot formats shown in Table 4.
- a time slot format suitable for the uplink and downlink conversion interval of the terminal needs to be added in the first time slot format table; specifically, in the time slot formats for downlink symbols, flexible symbols and uplink symbols:
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the first preset time slot format if the number of downlink symbols is greater than G1, or the number of uplink symbols is greater than G2, the maximum number of flexible symbols is N, where G1, G2 and N are positive values greater than zero. Integer.
- the first preset time slot format is a time slot format composed of downlink symbols, flexible symbols and uplink symbols.
- the format table of the first time slot only contains all downlink symbols, all uplink symbols, all flexible symbols, downlink symbols and flexible symbols, flexible symbols and uplink symbols, and corresponding downlink symbols, flexible symbols and uplink symbols
- One or more of the time slot formats of the symbol indices 3 to 7, 16 to 18 correspond to the slot formats of downlink symbols and flexible symbols, indices 8 to 15 correspond to the slot formats of flexible symbols and uplink symbols, and indices 19 to 47 correspond to the downlink symbols and flexible symbols and the slot format composed of uplink symbols;
- the maximum value of the number of flexible symbols is N, specifically: taking Table 7 or Table 8 as an example, indexes 19 to 47 correspond to one time
- the time slot format for uplink and downlink conversion in which the number of downlink symbols corresponding to indices 28 to 33 and 43 to 44 is greater than 3.
- the number of flexible symbols ranges from 1 to 4, that is, the number of flexible symbols
- the maximum value is 4;
- the maximum value of the number of flexible symbols is N, specifically: taking Table 7 or Table 8 as an example, indexes 19 to 47 correspond to one time
- the number of flexible symbols ranges from 1 to 4, that is, the number of flexible symbols
- the maximum value is 4;
- the above embodiment takes the first time slot format table as an example for description, and of course, it can also be in the form of a combination of the first time slot formats.
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the first preset time slot format if the number of downlink symbols is greater than G3, or the number of uplink symbols is greater than G4, the number of flexible symbols is fixed at N, where G3, G4 and N are positive integers greater than zero.
- the first preset time slot format refers to a time slot format composed of downlink symbols, flexible symbols and uplink symbols.
- the format table of the first time slot only contains all downlink symbols, all uplink symbols, all flexible symbols, downlink symbols and flexible symbols, flexible symbols and uplink symbols, and corresponding downlink symbols, flexible symbols and uplink symbols
- One or more of the time slot formats of the symbol indices 3 to 7, 16 to 18 correspond to the slot formats of downlink symbols and flexible symbols, indices 8 to 15 correspond to the slot formats of flexible symbols and uplink symbols, and indices 19 to 32 correspond to the downlink symbols and flexible symbols and the slot format composed of uplink symbols;
- the number of flexible symbols is equal to N, specifically: taking Table 9 or Table 10 as an example, indexes 19 to 32 correspond to one uplink and downlink conversion
- the number of downlink symbols corresponding to indices 28 to 29 is greater than 3.
- the number of flexible symbols is 4, that is, the number of flexible symbols is equal to 4;
- the number of flexible symbols is equal to N, specifically: take Table 9 or Table 10 as an example, indexes 19 to 32 correspond to one uplink and downlink conversion
- the number of uplink symbols corresponding to indices 30 to 32 is greater than 3.
- the number of flexible symbols is 4, that is, the number of flexible symbols is equal to 4;
- the above embodiment takes the first time slot format table as an example for description, and of course, it can also be in the form of a combination of the first time slot formats.
- the first time slot format table is composed of a second time slot format table and an extension table, wherein the extension table is: a time slot format suitable for the uplink and downlink conversion interval of the terminal; one or more of the slot formats.
- Table 11 An example is given in Table 11, in which the conversion of uplink and downlink into 5 flexible symbols in Table 5 and Table 6 is taken as an example: Specifically: Indexes 0 to 55 and 255 are the time slot formats in the second time slot format table, Indexes 56 to 60 are extended tables.
- the terminal performing the uplink and downlink transmission at least according to the time slot format further includes: the terminal determining the symbol where the uplink and downlink conversion is located.
- the symbols used for the uplink and downlink conversion are:
- Mode 1 R downlink symbols before the uplink symbol
- Mode 2 R uplink symbols follow the downlink symbols.
- uplink and downlink conversion occurs on flexible symbols
- the uplink and downlink conversion interval corresponding to the half-duplex terminal is R symbols
- the number of flexible symbols is X
- Mode 1 The flexible symbol and the first Y downstream symbols of the flexible symbol are used for uplink and downlink conversion, or
- Mode 3 The number of uplink symbols within the preset length is greater than the number of downlink symbols, and mode 2 is adopted; otherwise, mode 1 is adopted, wherein the preset length is M time slots, and M is a positive integer greater than zero.
- the terminal performing uplink and downlink transmission at least according to the time slot format further includes: the terminal generating a symbol for uplink and downlink conversion based on at least one of the following manners:
- the terminal does not perform downlink reception in the R1 symbols before the uplink symbol;
- the terminal does not perform uplink transmission for R3 uplink symbols after the downlink symbol;
- the terminal does not perform uplink and downlink transmission on all flexible symbols between uplink and downlink symbols;
- the terminal does not perform downlink reception on all flexible symbols and Y1 downlink symbols before the uplink symbol;
- the terminal does not perform uplink transmission on all flexible symbols and Y3 uplink symbols after the downlink symbol;
- R1, R3, Y1, Y3 are positive integers greater than zero.
- the terminal performs uplink and downlink transmission at least according to the time slot format, and further includes: the terminal generates symbols for uplink and downlink conversion based on at least one of the following manners.
- the terminal does not perform downlink reception in the R1 symbols before the uplink symbol;
- the terminal does not perform downlink reception for R2 symbols after the uplink symbol
- the terminal does not perform uplink transmission for R3 uplink symbols after the downlink symbol;
- the terminal does not perform uplink transmission for R4 uplink symbols before the downlink symbol;
- the terminal does not perform uplink and downlink transmission on all flexible symbols between uplink and downlink symbols;
- the terminal does not perform downlink reception on all flexible symbols and Y1 downlink symbols before the uplink symbol;
- the terminal does not perform downlink reception on all flexible symbols and Y2 downlink symbols after the uplink symbol;
- the terminal does not perform uplink transmission on all flexible symbols and Y3 uplink symbols after the downlink symbol;
- the terminal does not perform uplink transmission on all flexible symbols and Y4 uplink symbols before the downlink symbol;
- R1, R2, R3, R4, Y1, Y2, Y3, Y4 are positive integers greater than zero.
- this embodiment provides a data transmission apparatus, and the apparatus is configured on a first node.
- the data transmission apparatus provided in this embodiment mainly includes a receiving module 171 and a determining module 172 .
- a receiving module 171 configured to receive the signaling sent by the second node
- the determining module 172 is configured to determine a time slot format based on the higher layer signaling, wherein the time slot format is used for data transmission.
- the signaling includes first signaling and/or second signaling.
- the time slot format includes:
- a second slot format determined based on the second signaling.
- the first signaling includes: a first slot format index, wherein the first slot format index is an index in a first slot format table, or the first slot format index
- the slot format index is the index in the first slot format combination.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set The corresponding number of time slots.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set the corresponding slot index.
- the first signaling includes: first time slot configuration information; wherein, the first time slot configuration information indicates the time slot configuration of H time slots, and H is a positive value greater than or equal to 1 Integer.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to number of time slots.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to slot index.
- the first time slot configuration information includes one or more of the following parameters:
- the first signaling includes one or more of the following: a first period, and second time slot configuration information.
- the second slot configuration information includes one or more of the following: a slot index set, and slot attributes corresponding to one or more slot indices in the slot index set.
- the second time slot configuration information includes one or more of the following: a time slot attribute set, and a time slot index corresponding to one or more time slot attributes in the time slot attribute set.
- the second signaling includes: a slot format combination index, wherein the slot format combination consists of a first slot index, and the first slot format index is the first slot The index in the format table, or the first slot format index is the index in the first slot format combination.
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the maximum number of flexible symbols is N, where G1, G2, and N are positive integers greater than zero.
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the number of flexible symbols is fixed to N, where G3, G4, and N are positive integers greater than zero.
- the method further includes: determining symbols for uplink and downlink conversion.
- the uplink and downlink conversion interval corresponding to the first node is R symbols, determine the location for the uplink and downlink conversion. symbol, including one of the following:
- the symbols used for uplink and downlink conversion are determined to be R uplink symbols after the downlink symbols.
- the uplink and downlink conversion occurs on flexible symbols
- the uplink and downlink conversion interval corresponding to the first node is R symbols
- the number of flexible symbols is X
- R is less than or equal to X
- determining the symbol used for uplink and downlink conversion includes: determining that the symbol used for uplink and downlink conversion is a flexible symbol; or,
- the symbols used for uplink and downlink conversion are flexible symbols and Y uplink symbols after the flexible symbols;
- the preset length is M time slots, and M is a positive integer greater than or equal to 1.
- the first node performs data transmission based on the time slot format, and further includes: the first node generates symbols for uplink and downlink conversion based on at least one of the following manners.
- the first node does not perform downlink reception for R1 symbols before the uplink symbol
- the first node does not perform downlink reception for R2 symbols after the uplink symbol
- the first node does not perform uplink transmission for R3 uplink symbols after the downlink symbol;
- the first node does not perform uplink transmission for R4 uplink symbols before the downlink symbol;
- the first node does not perform uplink and downlink transmission on all flexible symbols between uplink and downlink symbols;
- the first node does not perform downlink reception on all flexible symbols and Y1 downlink symbols before the uplink symbol;
- the first node does not perform downlink reception on all flexible symbols and Y2 downlink symbols after the uplink symbol;
- the first node does not perform uplink transmission on all flexible symbols and Y3 uplink symbols after the downlink symbol;
- the first node does not perform uplink transmission on all flexible symbols and Y4 uplink symbols before the downlink symbol;
- R1, R2, R3, R4, Y1, Y2, Y3, Y4 are positive integers greater than zero.
- this embodiment provides a data transmission apparatus, and the apparatus is configured on a second node.
- the data transmission apparatus provided in this embodiment mainly includes a configuration module 181 and a sending module 182 .
- the sending module 182 is configured to send the signaling to the first node, where the signaling is used to instruct the first node to determine a time slot format, and the time slot format is used for data transmission.
- the signaling includes first signaling and/or second signaling.
- the time slot format includes:
- a second slot format determined based on the second signaling.
- the first signaling includes: a first slot format index, wherein the first slot format index is an index in a first slot format table, or the first slot format index
- the slot format index is the index in the first slot format combination.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set The corresponding number of time slots.
- the first signaling includes one or more of the following: a first slot format index set, a first period, and one or more slot format indices in the first slot format index set the corresponding slot index.
- the first signaling includes: first time slot configuration information; wherein, the first time slot configuration information indicates the time slot configuration of H time slots, and H is a positive value greater than or equal to 1 Integer.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to number of time slots.
- the first signaling includes one or more of the following: a first time slot configuration information set, a first period, and one or more time slot configurations in the first time slot configuration information set correspond to slot index.
- the first time slot configuration information includes one or more of the following parameters:
- the first signaling includes one or more of the following: a first period, and second time slot configuration information.
- the second slot configuration information includes one or more of the following: a slot index set, and slot attributes corresponding to one or more slot indices in the slot index set.
- the second time slot configuration information includes one or more of the following: a time slot attribute set, and a time slot index corresponding to one or more time slot attributes in the time slot attribute set.
- the second signaling includes: a slot format combination index, wherein the slot format combination consists of a first slot index, and the first slot format index is the first slot Index in the format table.
- the time slot format included in the first time slot format table satisfies one or more of the following conditions: at most one uplink and downlink conversion; in the time slot format of one uplink and downlink conversion, the number of flexible symbols
- the maximum value of is N, where G1, G2, and N are positive integers greater than zero.
- the slot formats included in the first slot format table or the first slot format combination satisfy one or more of the following conditions:
- the number of flexible symbols is fixed to N, where G3, G4, and N are positive integers greater than zero.
- the data transmission device provided in this embodiment can execute the data transmission method provided by any embodiment of the present invention, and has corresponding functional modules and beneficial effects for executing the method.
- the data transmission method provided by any embodiment of the present invention can execute the data transmission method provided by any embodiment of the present invention, and has corresponding functional modules and beneficial effects for executing the method.
- the included units and modules are only divided according to functional logic, but are not limited to the above-mentioned division, as long as the corresponding functions can be realized;
- the specific names of the functional units are only for the convenience of distinguishing from each other, and are not used to limit the protection scope of the present application.
- FIG. 19 is a schematic structural diagram of a device provided by an embodiment of the present application.
- the device includes a processor 191 , a memory 192 , an input device 193 , an output device 194 and Communication device 195; the number of processors 191 in the device can be one or more, and one processor 191 is taken as an example in FIG.
- the connection via bus is taken as an example in FIG. 19 .
- the memory 192 can be used to store software programs, computer-executable programs, and modules.
- the processor 191 executes various functional applications and data processing of the device by running the software programs, instructions, and modules stored in the memory 192, that is, implements any method provided by the embodiments of the present application.
- the memory 192 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the device, and the like. Additionally, memory 192 may include high speed random access memory, and may also include nonvolatile memory, such as at least one magnetic disk storage device, flash memory device, or other nonvolatile solid state storage device. In some instances, memory 192 may further include memory located remotely from processor 191, which may be connected to the device through a network. Examples of such networks include, but are not limited to, the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.
- the input device 193 may be used to receive input numerical or character information, and to generate key signal input related to user settings and function control of the device.
- the output device 194 may include a display device such as a display screen.
- the communication device 195 may include a receiver and a transmitter.
- the communication device 195 is configured to transmit and receive information according to the control of the processor 191 .
- the embodiments of the present application further provide a storage medium containing computer-executable instructions, where the computer-executable instructions are used to execute a data transmission method when executed by a computer processor, and the The method is applied to the first node, including:
- a slot format is determined based on the signaling; wherein the slot format is used for data transmission.
- a storage medium containing computer-executable instructions provided by the embodiments of the present application, the computer-executable instructions of which are not limited to the above-mentioned method operations, and can also execute any of the data transmission methods provided in any of the embodiments of the present application. related operations.
- the embodiments of the present application further provide a storage medium containing computer-executable instructions, where the computer-executable instructions are used to execute a data transmission method when executed by a computer processor, and the The method is applied to the second node, including:
- the signaling is sent to the first node, wherein the higher layer signaling is used to instruct the first node to determine a time slot format, and the time slot format is used for data transmission.
- a storage medium containing computer-executable instructions provided by the embodiments of the present application, the computer-executable instructions of which are not limited to the above-mentioned method operations, and can also execute any of the data transmission methods provided in any of the embodiments of the present application. related operations.
- the present application can be implemented by means of software and necessary general-purpose hardware, and certainly can also be implemented by hardware.
- the technical solution of the present application can be embodied in the form of a software product, and the computer software product can be stored in a computer-readable storage medium, such as a floppy disk of a computer, a read-only memory (Read-Only Memory, ROM), Random access memory (Random Access Memory, RAM), flash memory (FLASH), hard disk or optical disk, etc., including several instructions to enable a computer device (which may be a personal computer, server, or network device, etc.) to execute various implementations of the present application method described in the example.
- a computer device which may be a personal computer, server, or network device, etc.
- user terminal encompasses any suitable type of wireless user equipment, such as a mobile telephone, portable data processing device, portable web browser or vehicle mounted mobile station.
- the various embodiments of the present application may be implemented in hardware or special purpose circuits, software, logic, or any combination thereof.
- some aspects may be implemented in hardware, while other aspects may be implemented in firmware or software that may be executed by a controller, microprocessor or other computing device, although the application is not limited thereto.
- Embodiments of the present application may be implemented by the execution of computer program instructions by a data processor of a mobile device, eg in a processor entity, or by hardware, or by a combination of software and hardware.
- Computer program instructions may be assembly instructions, Industry Subversive Alliance (ISA) instructions, machine instructions, machine-dependent instructions, microcode, firmware instructions, state setting data, or written in any combination of one or more programming languages source or object code.
- ISA Industry Subversive Alliance
- the block diagrams of any logic flow in the figures of the present application may represent program steps, or may represent interconnected logic circuits, modules and functions, or may represent a combination of program steps and logic circuits, modules and functions.
- Computer programs can be stored on memory.
- the memory may be of any type suitable for the local technical environment and may be implemented using any suitable data storage technology such as, but not limited to, read only memory (ROM), random access memory (RAM), optical memory devices and systems (Digital Versatile Discs). (Digital Video Disc, DVD) or compact disc (Compact Disc, CD) etc.
- Computer-readable media may include non-transitory storage media.
- the data processor may be of any type suitable for the local technical environment, such as, but not limited to, a general purpose computer, a special purpose computer, a microprocessor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC) ), programmable logic devices (Field Programmable Gate Array, FPGA) and processors based on multi-core processor architecture.
- DSP Digital Signal Processor
- ASIC Application Specific Integrated Circuit
- FPGA Field Programmable Gate Array
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Abstract
Description
| 组合索引 | 组合内容 |
| 0 | 1 5 6 8 26 37 7 255 |
| 1 | 1 9 16 8 26 37 1 1 |
| 2 | 1 1 1 1 1 1 1 1 |
| 3 | 2 2 1 1 2 2 1 1 |
| 4 | 3 3 3 3 3 3 3 3 |
| ...... | ...... |
| 46 | D | D | D | D | D | F | U | D | D | D | D | D | F | U |
| 47 | D | D | F | U | U | U | U | D | D | F | U | U | U | U |
| 48 | D | F | U | U | U | U | U | D | F | U | U | U | U | U |
| 49 | D | D | D | D | F | F | U | D | D | D | D | F | F | U |
| 50 | D | D | F | F | U | U | U | D | D | F | F | U | U | U |
| 51 | D | F | F | U | U | U | U | D | F | F | U | U | U | U |
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Claims (39)
- 一种数据传输方法,所述方法应用于第一节点,包括:接收第二节点发送的信令;基于所述信令确定时隙格式,其中,所述时隙格式用于数据传输。
- 根据权利要求1所述的方法,其中,所述信令包括以下至少之一:第一信令、或第二信令。
- 根据权利要求2所述的方法,其中,所述时隙格式,包括以下至少之一:基于所述第一信令确定的第一时隙格式;或,基于所述第二信令确定的第二时隙格式。
- 根据权利要求2所述的方法,其中,所述第一信令包括:第一时隙格式索引,其中,所述第一时隙格式索引是第一时隙格式表中的索引,或,所述第一时隙格式索引是第一时隙格式组合中的索引。
- 根据权利要求2所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙格式索引集合,第一周期,第一时隙格式索引集合中一个或多个时隙格式索引对应的时隙个数。
- 根据权利要求2所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙格式索引集合,第一周期,第一时隙格式索引集合中一个或多个时隙格式索引对应的时隙索引。
- 根据权利要求2所述的方法,其中,所述第一信令包括:第一时隙配置信息;其中,所述第一时隙配置信息指示H个时隙的时隙配置,所述H是大于或等于1的正整数。
- 根据权利要求2所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙配置信息集合,第一周期,第一时隙配置信息集合中一个或多个时隙配置对应的时隙个数。
- 根据权利要求2所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙配置信息集合,第一周期,第一时隙配置信息集合中一个或多个时隙配置对应的时隙索引。
- 根据权利要求7所述的方法,其中,所述第一时隙配置信息包括如下参数中的一个或多个:下行传输的起始符号和长度;上行传输的起始符号和长度;灵活传输的起始符号和长度;下行传输的符号长度,其中,所述下行传输的起始位置固定为每个时隙开始;上行传输的符号长度,其中,所述上行传输的结束位置固定为每个时隙结束;全下行的时隙个数;全上行的时隙个数;时隙索引。
- 根据权利要求2所述的方法,其中,所述第一信令包括如下一个或多个:第一周期,第二时隙配置信息。
- 根据权利要求11所述的方法,其中,所述第二时隙配置信息包括如下一个或多个:时隙索引集合,时隙索引集合中一个或多个时隙索引对应的时隙属性。
- 根据权利要求11所述的方法,其中,所述第二时隙配置信息包括如下一个或多个:时隙属性集合,时隙属性集合中一个或多个时隙属性对应的时隙索引。
- 根据权利要求2所述的方法,其中,所述第二信令包括:时隙格式组合索引,其中,时隙格式组合由第一时隙格式索引组成,所述第一时隙格式索引是第一时隙格式表中的索引,或所述第一时隙格式索引是第一时隙格式组合中的索引。
- 根据权利要求4或14所述的方法,其中,所述第一时隙格式表或所述第一时隙格式组合中包含的时隙格式满足如下一个或多个条件:至多一次上下行转换;第一预设时隙格式中,在下行符号的个数大于G1,或者上行符号的个数大于G2的情况下,灵活符号的个数的最大值为N,其中,G1,G2,以及N为大于零的正整数。
- 根据权利要求4或14所述的方法,其中,所述第一时隙格式表或所述第一时隙格式组合中包含的时隙格式满足如下一个或多个条件:至多一次上下行转换;第一预设时隙格式中,在下行符号的个数大于G3,或者上行符号的个数大于G4的情况下,灵活符号的个数固定为N,其中,G3,G4,以及N为大于零的正整数。
- 根据权利要求1所述的方法,其中,在所述基于所述信令确定时隙格式之后,还包括:确定用于上下行转换的符号。
- 根据权利要求17所述的方法,其中,所述上下行转换出现在下行符号和上行符号之间,且在所述第一节点对应的上下行转换间隔为R个符号的情况下,所述确定用于上下行转换的符号,包括如下方式之一:确定用于所述上下行转换的符号为上行符号之前R个下行符号;确定用于所述上下行转换的符号为下行符号之后R个上行符号。
- 根据权利要求17所述的方法,其中,所述上下行转换出现在灵活符号上,且所述第一节点对应的上下行转换间隔为R个符号,灵活符号的个数为X,在R小于或等于X的情况下,所述确定用于上下行转换的符号,包括:确定用于上下行转换的符号为灵活符号;或者,在R大于X的情况下,所述确定用于上下行转换的符号,包括如下方式之一:确定用于上下行转换的符号为灵活符号和灵活符号前Y个下行符号;确定用于上下行转换的符号为灵活符号和灵活符号后Y个上行符号;在预设长度内上行符号个数大于下行符号个数的情况下,确定用于上下行转换的符号为灵活符号和灵活符号后Y个上行符号;在预设长度内上行符号个数大于下行符号个数的情况下,确定用于上下行转换的符号为灵活符号和灵活符号前Y个下行符号;其中,所述预设长度为M个时隙,所述M为大于或等于1的正整数。
- 一种数据传输方法,所述方法应用于第二节点,包括:配置信令;将所述信令发送至第一节点,其中,所述信令用于指示所述第一节点确定时隙格式,所述时隙格式用于数据传输。
- 根据权利要求20所述的方法,其中,所述信令包括以下至少之一:第一信令、或第二信令。
- 根据权利要求21所述的方法,其中,所述时隙格式,包括以下至少之一:基于所述第一信令确定的第一时隙格式;或,基于所述第二信令确定的第二时隙格式。
- 根据权利要求21所述的方法,其中,所述第一信令包括:第一时隙格式索引,其中,所述第一时隙格式索引是第一时隙格式表中的索引,或,所述第一时隙格式索引是第一时隙格式组合中的索引。
- 根据权利要求21所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙格式索引集合,第一周期,第一时隙格式索引集合中一个或多个时隙格式索引对应的时隙个数。
- 根据权利要求21所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙格式索引集合,第一周期,第一时隙格式索引集合中一个或多个时隙格式索引对应的时隙索引。
- 根据权利要求21所述的方法,其中,所述第一信令包括:第一时隙配置信息;其中,所述第一时隙配置信息指示H个时隙的时隙配置,所述H是大于或等于1的正整数。
- 根据权利要求21所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙配置信息集合,第一周期,第一时隙配置信息集合中一个或多个时隙配置对应的时隙个数。
- 根据权利要求21所述的方法,其中,所述第一信令包括如下一个或多个:第一时隙配置信息集合,第一周期,第一时隙配置信息集合中一个或多个时隙配置对应的时隙索引。
- 根据权利要求26所述的方法,其中,所述第一时隙配置信息包括如下参数中的一个或多个:下行传输的起始符号和长度;上行传输的起始符号和长度;灵活传输的起始符号和长度;下行传输的符号长度,其中,所述下行传输的起始位置固定为每个时隙开始;上行传输的符号长度,其中,所述上行传输的结束位置固定为每个时隙结束;全下行的时隙个数;全上行的时隙个数;时隙索引。
- 根据权利要求21所述的方法,其中,所述第一信令包括如下一个或多个: 第一周期,第二时隙配置信息。
- 根据权利要求30所述的方法,其中,所述第二时隙配置信息包括如下一个或多个:时隙索引集合,时隙索引集合中一个或多个时隙索引对应的时隙属性。
- 根据权利要求30所述的方法,其中,所述第二时隙配置信息包括如下一个或多个:时隙属性集合,时隙属性集合中一个或多个时隙属性对应的时隙索引。
- 根据权利要求31所述的方法,其中,所述第二信令包括:时隙格式组合索引,其中,时隙格式组合由第一时隙格式索引组成,所述第一时隙格式索引是第一时隙格式表中的索引,或所述第一时隙格式索引是第一时隙格式组合中的索引。
- 根据权利要求23或33所述的方法,其中,所述第一时隙格式表或所述第一时隙格式组合中包含的时隙格式满足如下一个或多个条件:至多一次上下行转换;第一预设时隙格式中,在下行符号的个数大于G1,或者上行符号的个数大于G2的情况下,灵活符号的个数的最大值为N,其中,G1,G2,以及N为大于零的正整数。
- 根据权利要求23或33所述的方法,其中,所述第一时隙格式表或所述第一时隙格式组合中包含的时隙格式满足如下一个或多个条件:至多一次上下行转换;第一预设时隙格式中,在下行符号的个数大于G3,或者上行符号的个数大于G4的情况下,灵活符号的个数固定为N,其中,G3,G4,以及N为大于零的正整数。
- 一种数据传输装置,所述装置配置于第一节点,包括:接收模块,被配置为接收第二节点发送的信令;确定模块,被配置为基于所述信令确定时隙格式,其中,所述时隙格式用于数据传输。
- 一种数据传输装置,所述装置配置于第二节点,包括:配置模块,被配置为配置信令;发送模块,被配置为将所述信令发送至第一节点,其中,所述信令用于指示第一节点确定时隙格式,所述时隙格式用于数据传输。
- 一种设备,包括:一个或多个处理器;存储器,设置为存储一个或多个程序;当所述一个或多个程序被所述一个或多个处理器执行,使得所述一个或多个处理器实现任一项方法。
- 一种存储介质,其中,所述存储介质存储有计算机程序,所述计算机程序被处理器执行时实现任一项方法。
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Also Published As
| Publication number | Publication date |
|---|---|
| EP4195559A1 (en) | 2023-06-14 |
| CN111934836B (zh) | 2024-10-18 |
| US12520286B2 (en) | 2026-01-06 |
| CN111934836A (zh) | 2020-11-13 |
| EP4195559A4 (en) | 2024-10-09 |
| US20230292293A1 (en) | 2023-09-14 |
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