WO2021062811A1 - Procédé de transmission de données et dispositif associé - Google Patents

Procédé de transmission de données et dispositif associé Download PDF

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Publication number
WO2021062811A1
WO2021062811A1 PCT/CN2019/109737 CN2019109737W WO2021062811A1 WO 2021062811 A1 WO2021062811 A1 WO 2021062811A1 CN 2019109737 W CN2019109737 W CN 2019109737W WO 2021062811 A1 WO2021062811 A1 WO 2021062811A1
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WO
WIPO (PCT)
Prior art keywords
authorized uplink
uplink resource
configured authorized
pusch
symbol
Prior art date
Application number
PCT/CN2019/109737
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English (en)
Chinese (zh)
Inventor
吴作敏
Original Assignee
Oppo广东移动通信有限公司
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 Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN201980095027.4A priority Critical patent/CN113661760B/zh
Priority to PCT/CN2019/109737 priority patent/WO2021062811A1/fr
Publication of WO2021062811A1 publication Critical patent/WO2021062811A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria

Definitions

  • This application relates to the field of communication technology, and in particular to a data transmission method and related equipment.
  • terminal equipment can perform physical uplink shared channel (PUSCH) through pre-configured grant (CG) uplink resources that are semi-statically configured by high-level signaling transmission.
  • PUSCH physical uplink shared channel
  • CG pre-configured grant
  • CG-PUSCH transmission is also supported.
  • the R15-based resource allocation method cannot support the continuous transmission of multiple CG-PUSCHs in the NR-U system.
  • the embodiments of the present application provide a data transmission method and related equipment, which are used to implement continuous transmission of multiple CG-PUSCHs.
  • an embodiment of the present application provides a data transmission method, which is applied to a terminal device, and the method includes:
  • an embodiment of the present application provides a data transmission method, which is applied to a network device, and the method includes:
  • an embodiment of the present application provides a data transmission device, which is applied to a terminal device, and the device includes:
  • a receiving unit configured to receive first indication information of a network device
  • a resource determining unit configured to determine a first pre-configured authorized uplink resource based on the first indication information, where the first pre-configured authorized uplink resource occupies part or all of the resources in at least one time slot in the time domain;
  • the transmission unit is configured to perform PUSCH transmission based on part or all of the first pre-configured authorized uplink resources.
  • an embodiment of the present application provides a data transmission device, which is applied to a network device, and the device includes:
  • the sending unit is configured to send first indication information to a terminal device, where the first indication information is used to determine a first pre-configured authorized uplink resource, and the first pre-configured authorized uplink resource occupies at least one time slot in the time domain Some or all of the resources;
  • the receiving unit is configured to receive the PUSCH transmitted by the terminal device, where the PUSCH is transmitted based on part or all of the first pre-configured authorized uplink resources.
  • an embodiment of the present application provides a terminal device, including a processor, a memory, a communication interface, and one or more programs.
  • the one or more programs are stored in the memory and configured to be processed by the above-mentioned memory.
  • the above program includes instructions for executing the steps in the method described in the first aspect of the embodiments of the present application.
  • embodiments of the present application provide a network device, including a processor, a memory, a communication interface, and one or more programs, wherein the one or more programs are stored in the memory and configured to be processed by the above
  • the above program includes instructions for executing the steps in the method described in the first aspect of the embodiments of the present application.
  • an embodiment of the present application provides a computer-readable storage medium, wherein the above-mentioned computer-readable storage medium stores a computer program for electronic data exchange, wherein the above-mentioned computer program enables a computer to execute Part or all of the steps described in the method described in one aspect.
  • an embodiment of the present application provides a computer-readable storage medium, wherein the above-mentioned computer-readable storage medium stores a computer program for electronic data exchange, wherein the above-mentioned computer program enables a computer to execute Part or all of the steps described in the method described in the second aspect.
  • an embodiment of the present application provides a computer program product, wherein the above-mentioned computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the above-mentioned computer program is operable to cause a computer to execute as implemented in this application. Examples include part or all of the steps described in the method described in the first aspect.
  • the computer program product may be a software installation package.
  • an embodiment of the present application provides a computer program product, wherein the above-mentioned computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the above-mentioned computer program is operable to make a computer execute as implemented in this application. Examples include part or all of the steps described in the method described in the first aspect.
  • the computer program product may be a software installation package.
  • the terminal device determines the first pre-configured authorized uplink resource based on the first indication information of the network device, and based on some or all of the resources in the first pre-configured authorized uplink resource.
  • the terminal device determines the first pre-configured authorized uplink resource based on the first indication information of the network device, and based on some or all of the resources in the first pre-configured authorized uplink resource.
  • the configured authorized uplink resource occupies at least one time slot in the time domain.
  • case 1 in the first pre-configured authorized uplink resource in the time domain
  • case 1 or case 2 can be implemented, and then multiple CG-PUSCH continuous transmission can be implemented.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2A is a schematic flowchart of a data transmission method provided by an embodiment of the present application.
  • 2B is a schematic diagram of a first pre-configured authorized uplink resource provided by an embodiment of the present application
  • FIG. 2C is a schematic diagram of another first pre-configured authorized uplink resource provided by an embodiment of the present application.
  • 2D is a schematic diagram of a second pre-configured authorized uplink resource provided by an embodiment of the present application.
  • 2E is a schematic diagram of another second pre-configured authorized uplink resource provided by an embodiment of the present application.
  • 2F is a schematic diagram of a transmission collision provided by an embodiment of the present application.
  • FIG. 2G is a schematic diagram of transmission according to an embodiment of the present application.
  • FIG. 2H is another schematic diagram of transmission provided by an embodiment of the present application.
  • FIG. 2I is another schematic diagram of transmission provided by an embodiment of the present application.
  • FIG. 2J is another schematic diagram of transmission provided by an embodiment of the present application.
  • FIG. 2K is another schematic diagram of transmission provided by an embodiment of the present application.
  • FIG. 2L is another schematic diagram of transmission provided by an embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 4 is a schematic structural diagram of a data transmission device provided by an embodiment of the present application.
  • FIG. 5 is a schematic structural diagram of another data transmission device provided by an embodiment of the present application.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • New Radio, NR the evolution system of the NR system, the LTE (LTE-based access to unlicensed spectrum, LTE-U) system on the unlicensed spectrum, the NR (NR-based access to unlicensed spectrum, on the unlicensed spectrum, NR-U) system, Universal Mobile Telecommunication System (UMTS), Wireless Local Area Networks (WLAN), Wireless Fidelity (WiFi), next-generation communication systems or other communication systems, etc.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • New Radio, NR the evolution system of the NR system, the LTE (LTE-based access to unlicense
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC machine type communication
  • V2V vehicle to vehicle
  • the communication system in the embodiments of the present application can be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, can also be applied to a dual connectivity (DC) scenario, and can also be applied to a standalone (SA) deployment.
  • CA Carrier Aggregation
  • DC dual connectivity
  • SA standalone
  • the embodiment of the application does not limit the applied frequency spectrum.
  • the embodiments of this application can be applied to licensed spectrum or unlicensed spectrum.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • the communication system includes a network device and a terminal device.
  • network devices can communicate with terminal devices.
  • the communication system may be a 5G communication system (for example, a new radio (NR)), a communication system that integrates multiple communication technologies (for example, a communication system that integrates LTE technology and NR technology), or a subsequent evolved communication system.
  • NR new radio
  • the form and quantity of the network equipment and terminal equipment shown in FIG. 1 are only for example, and do not constitute a limitation to the embodiment of the present application.
  • the terminal device in this application is a device with wireless communication 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 on In the air (e.g. airplanes, balloons, satellites, etc.).
  • the terminal device can be a mobile phone, a tablet computer (pad), a computer with wireless transceiver function, a virtual reality (VR) terminal device, an augmented reality (AR) terminal device, and an industrial control (industrial control) terminal device.
  • VR virtual reality
  • AR augmented reality
  • industrial control industrial control
  • Wireless terminal in control), wireless terminal in self-driving (self-driving), wireless terminal in remote medical (remote medical), wireless terminal in smart grid (smart grid), wireless terminal in smart home (smart home) Terminal and so on.
  • the terminal device can also be a handheld device with a wireless communication function, a vehicle-mounted device, a wearable device, a computer device, or other processing device connected to a wireless modem.
  • terminal equipment can be called different names, such as: terminal equipment, access terminal, user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile equipment, user terminal, terminal, wireless communication Device, user agent or user device, cellular phone, cordless phone, session initiation protocol (SIP) phone, wireless local loop (WLL) station, personal digital assistant (PDA), Terminal equipment in 5G network or future evolution network, etc.
  • terminal equipment access terminal, user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile equipment, user terminal, terminal, wireless communication Device, user agent or user device, cellular phone, cordless phone, session initiation protocol (SIP) phone, wireless local loop (WLL) station, personal digital assistant (PDA), Terminal equipment in 5G network or future evolution network, etc.
  • SIP session initiation protocol
  • WLL wireless local loop
  • PDA personal digital assistant
  • the network device in this application is a device deployed on a wireless access network to provide wireless communication functions.
  • the network device may be a radio access network (Radio Access Network, RAN) device on the access network side of a cellular network.
  • the so-called RAN device is a device that connects terminal devices to the wireless network, including but not limited to: Evolved Node B (evolved Node B, eNB), radio network controller (RNC), Node B (Node B, NB), base station controller (Base Station Controller, BSC), base transceiver station (Base Transceiver) Station, BTS), home base station (for example, Home evolved Node B, or Home Node B, HNB), base band unit (BBU), management entity (Mobility Management Entity, MME); for another example, network equipment can also be It is a node device in a wireless local area network (Wireless Local Area Network, WLAN), such as an access controller (AC), a gateway, or a WIFI access point (Access Point,
  • Unlicensed spectrum is a spectrum that can be used for radio equipment communications divided by countries and regions. This spectrum is usually considered to be a shared spectrum, that is, communication devices in different communication systems as long as they meet the regulatory requirements set by the country or region on the spectrum. To use this spectrum, there is no need to apply for a proprietary spectrum authorization from the government.
  • CG resources can be configured semi-statically through high-level signaling.
  • Type 1 The actual uplink authorization can be obtained through radio resource control (Radio Resource Control, RRC) signaling;
  • RRC Radio Resource Control
  • Type 2 The actual uplink authorization can be obtained through the Physical Downlink Control Channel (PDCCH) of the CS-RNTI scrambling code.
  • PDCH Physical Downlink Control Channel
  • PUSCH mapping includes Type A and Type B.
  • the reference position 1 of the symbol in the two methods is different from the position 10 of the first DMRS symbol.
  • l is defined relative to the starting point of the time slot; in the case of frequency domain frequency hopping, l is defined relative to the starting point after each frequency hopping .
  • l0 is configured by high-level signaling, and the value is symbol 2 or symbol 3.
  • Type A always starts from 0, and the scheduled PUSCH length is 4 to 14 symbols; Type B can start from any symbol in a time slot, and the scheduled PUSCH length is any length.
  • FIG. 2A is a schematic flowchart of a data transmission method provided by an embodiment of the application, which includes at least part of the following content:
  • Step 201 The network device sends first indication information to the terminal device; the terminal device receives the first indication information of the network device.
  • Step 202 The terminal device determines a first pre-configured authorized uplink resource based on the first indication information, and the first pre-configured authorized uplink resource occupies part or all of the resources in at least one time slot in the time domain.
  • Step 203 The terminal device performs PUSCH transmission based on part or all of the first pre-configured authorized uplink resources; the network device receives the PUSCH transmitted by the terminal device.
  • the terminal device determines the first pre-configured authorized uplink resource based on the first indication information of the network device, and based on some or all of the resources in the first pre-configured authorized uplink resource.
  • the terminal device determines the first pre-configured authorized uplink resource based on the first indication information of the network device, and based on some or all of the resources in the first pre-configured authorized uplink resource.
  • the configured authorized uplink resource occupies at least one time slot in the time domain.
  • case 1 in the first pre-configured authorized uplink resource in the time domain
  • case 1 or case 2 can be implemented, and then multiple CG-PUSCH continuous transmission can be implemented.
  • the first indication information is used to indicate at least one of the following: the number of time slots occupied by the first pre-configured authorized uplink resource, and the first pre-configured authorized uplink resource occupied by the first The start symbol in a time slot, the end symbol in the last time slot occupied by the first pre-configured authorized uplink resource, the resource length of the first pre-configured authorized uplink resource, the first pre-configured grant A method for determining at least one pre-configured authorized uplink resource included in the uplink resource; the starting position of at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource; in the first pre-configured authorized uplink resource The end position of at least one pre-configured authorized uplink resource included.
  • the terminal device determining the first pre-configured authorized uplink resource based on the first indication information includes:
  • the terminal device determines first information based on the first indication information, and the first information includes at least one of the following: the number of time slots occupied by the first pre-configured authorized uplink resource, and the number of the first pre-configured authorized uplink resource Resource length, the start symbol of the first preset configuration authorized uplink resource, the end symbol of the first preset configuration authorized uplink resource, used to indicate at least one preset included in the first pre-configured authorized uplink resource
  • the indication information of the manner of determining the configured authorized uplink resource, the start position of at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource, and at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource Configure the end position of authorized uplink resources;
  • the terminal device determines the first pre-configured authorized uplink resource based on the first information.
  • the first indication information may be physical layer signaling, or high-level signaling, or a media access control layer (Media Access Control, MAC) control element (CE).
  • MAC Media Access Control
  • the determination method includes a first determination method and a second determination method.
  • the first determination method is a determination method based on the time slot boundary
  • the second determination method is a determination method based on the second indication information.
  • the first indication information indicates that the start symbol of the first time slot is S, the number of occupied time slots is n, and the end symbol of the last time slot is E.
  • the value range of S is symbol 0 to symbol 13
  • the value range of E is symbol 0 to symbol 13
  • the value range of n is 1 to N
  • N is the configurable maximum number of consecutive time slots
  • the determined first pre-configured authorized uplink resource is as shown in Figure 2B.
  • the value range of S is symbol 1 to symbol 13, or the value range of E is symbol 0 to symbol 12, that is, the start symbol does not include the first symbol in the time slot, or the end symbol does not include The last symbol in the time slot.
  • the determined first pre-configured authorized uplink resource is as shown in FIG. 2C.
  • the first indication information indicates that the determination method is the first determination method
  • the start position of the first pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource is symbol 7 and the first pre-configured authorized uplink resource.
  • the end position of the last pre-configured authorized uplink resource included in a pre-configured authorized uplink resource is symbol 10 of time slot n+3, and the determined first pre-configured authorized uplink resource is as shown in FIG. 2D.
  • the first pre-configured authorized uplink resource includes M second pre-configured authorized uplink resources, and the M is a positive integer.
  • the M second pre-configured authorized uplink resources are determined by at least one of the following methods:
  • the number of symbols included in different second pre-configured authorized uplink resources may be the same or different, which is not limited here.
  • the second indication information is sent by the network device.
  • the first pre-configured authorized uplink resource occupies 3 time slots, and the first pre-configured authorized uplink resource starts at symbol 7 of the first time slot and ends at symbol 10 of the third time slot, then determine The obtained second preset configuration authorized uplink resource is shown in FIG. 2D.
  • the second indication information is used to indicate at least one of the following: the number of the second pre-configured authorized uplink resources included in the first pre-configured authorized uplink resource, in a complete The number of the second pre-configured authorized uplink resources included in the time slot, and the resource length of at least one of the second pre-configured authorized uplink resources included in a complete time slot.
  • a new parameter m is introduced, where m represents the number of PUSCHs included in the available P symbols in a slot.
  • the number of symbols included in each PUSCH except the first PUSCH among the m PUSCHs is floor(P/m), and the number of symbols included in the first PUSCH is P-floor(P/m)*(m- 1), where floor means rounding down.
  • the number of symbols included in each PUSCH except the last PUSCH is floor(P/m), and the number of symbols included in the last PUSCH is P-floor(P/m)*(m-1) .
  • the PUSCH included in the complete time slot can be determined according to the above method, that is, the number of symbols included in each PUSCH is floor(P/m) or P-floor(P/m)*(m-1).
  • the number of symbols available for PUSCH transmission in some time slots is X
  • the number of PUSCHs included in some time slots is Y
  • Y floor(X/floor(P/m)).
  • the number of symbols included in each PUSCH except the first PUSCH in the Y PUSCHs is floor(P/m)
  • the number of symbols included in the first PUSCH is X-floor(P/m)*(Y-1 ).
  • the number of symbols included in the first PUSCH is 5, and the number of symbols included in each PUSCH of the following three PUSCHs is 3; for partial time slots , The number of PUSCH included is 2, where the number of symbols included in the first PUSCH is 5, and the number of symbols included in the next PUSCH is 3.
  • the number of symbols included in each PUSCH except the last PUSCH in the Y PUSCHs is floor(P/m), and the number of symbols included in the last PUSCH is X-floor(P/m)*(Y-1).
  • the number of PUSCH included is 2, where the number of symbols included in the last PUSCH is 5, and the number of symbols included in the previous PUSCH is 3.
  • a new parameter w is introduced, and w is used to indicate the number of symbols included in PUSCH resources other than the first or last PUSCH among the available P symbols in a slot.
  • the number of symbols included in each PUSCH is w
  • the number of symbols included in the first PUSCH (or last PUSCH) is P-((floor(P/w) -1)*w).
  • the first pre-configured authorized uplink resource occupies 3 time slots. The first pre-configured authorized uplink resource starts at symbol 7 of the first time slot and ends at symbol 10 of the third time slot.
  • the determined second preset configuration authorized uplink resource is as shown in FIG. 2E.
  • the time slot boundary is the transmission boundary of the PUSCH, as shown in FIG. 2D.
  • the terminal device can perform CG-PUSCH transmission from the PUSCH resource after the LBT is successful. As shown in 2D, if the terminal device succeeds in LBT before symbol 7 of time slot n, then the terminal device can start transmission from symbol 7 of time slot n, and can perform up to 3 consecutive PUSCH transmissions until the time slot n+2 Up to symbol 10. If the terminal equipment fails LBT before symbol 7 of time slot n, then the terminal equipment can perform LBT before symbol 0 of time slot n+1, and transmit on time slot n+1 after successful LBT, and can continue to perform at most Two PUSCHs are transmitted until symbol 10 of slot n+2.
  • the terminal equipment If the terminal equipment fails LBT before symbol 0 in time slot n+1, the terminal equipment can perform LBT before symbol 0 in time slot n+2, and transmit on time slot n+2 after successful LBT until the time slot Up to the symbol 10 of n+2.
  • the starting position of each PUSCH resource can be considered as the starting position where the terminal device can initiate transmission.
  • the downlink transmission of the network equipment and the uplink transmission of the terminal equipment share the same channel resources.
  • the network equipment can use the same channel resource.
  • the network device For downlink transmission, or the network device can also schedule other terminal devices for uplink transmission in this time slot, therefore, the network device should be able to ensure that terminal devices configured with CG resources in this time slot avoid this when performing PUSCH transmission.
  • Other transmissions on the time slot cause collisions.
  • the network equipment can start transmission from the symbol 0 of a time slot, or the network equipment can also schedule the terminal equipment to start transmission from the symbol 0 of a time slot.
  • the CG-PUSCH transmission is also performed in the above-mentioned manner, when the terminal device starts to transmit CG-PUSCH on the symbol 0 of a certain time slot, the CG-PUSCH and network of the terminal device may occur in the time slot. Collision of the downlink transmission of the device or the uplink transmission of other terminal devices. As shown in Figure 2F, if the network device and the terminal device succeed in LBT before time slot 1 at the same time, and start transmission from the symbol 0 of time slot 1, then a transmission collision between the network device and the terminal device will occur.
  • the terminal device performs PUSCH transmission based on part or all of the first pre-configured authorized uplink resources, including:
  • the terminal device performs PUSCH transmission on the Q second pre-configured authorized uplink resources based on the PUSCH mapping mode corresponding to the Q second pre-configured authorized uplink resources, and the M second pre-configured authorized uplink resources include the Q A second pre-configured authorized uplink resource, where the Q is a positive integer less than or equal to the M.
  • the third pre-configured authorized uplink resource corresponds to the first PUSCH mapping mode
  • the M second pre-configured authorized uplink resources include the third pre-configured authorized uplink resource
  • the first PUSCH mapping mode satisfies at least one of the following conditions:
  • the third indication information from the network device is used to determine the first PUSCH mapping mode
  • the third pre-configured authorized uplink resource includes a first symbol
  • the first transmission start position corresponding to the third pre-configured authorized uplink resource includes the position in the first symbol in the third pre-configured authorized uplink resource;
  • the start position of the third pre-configured authorized uplink resource is the first symbol
  • the number of symbols included in the third pre-configured authorized uplink resource is greater than or equal to a first threshold.
  • the first threshold value is 4 or other values.
  • the third indication information is used to indicate the PUSCH mapping mode of the M second pre-configured authorized uplink resources.
  • the first PUSCH mapping mode and the third PUSCH mapping mode of the second pre-configured authorized uplink resource are the second PUSCH mapping mode.
  • the third indication information is second indication information, and the information indicated by the second indication information is used to determine the first PUSCH mapping mode.
  • the number of second pre-configured authorized uplink resources is associated with the PUSCH mapping mode of M second pre-configured authorized uplink resources in advance (for example, the number of second pre-configured authorized uplink resources is 3 corresponding to M second pre-configured uplink resources).
  • the PUSCH mapping mode for configuring authorized uplink resources is: the first PUSCH mapping mode of the second pre-configured authorized uplink resource is the second PUSCH mapping mode, and the PUSCH mapping mode of the second second pre-configured authorized uplink resource is the first PUSCH mapping Mode, the third PUSCH mapping mode of the second pre-configured authorized uplink resource is the second PUSCH mapping mode; the number of the second pre-configured authorized uplink resources is 2 corresponding to the M PUSCH mapping mode of the second pre-configured authorized uplink resource It is: the PUSCH mapping mode of the first second pre-configured authorized uplink resource is the second PUSCH mapping mode, and the PUSCH mapping mode of the second second pre-configured authorized uplink resource is the first PUSCH mapping mode; etc.).
  • the number of second pre-configured authorized uplink resources indicated by the second indication information can determine the second PUSCH mapping mode corresponding to the third pre-configured authorized uplink resource.
  • the third indication information is second indication information, and the information indicated by the second indication information is used to determine the location of the M second pre-configuration authorized uplink resources, and the uplink resource is authorized according to the M second pre-configurations
  • the location of the at least one second pre-configured authorized uplink resource in the M second pre-configured authorized uplink resources determines the PUSCH mapping mode corresponding to the at least one second pre-configured authorized uplink resource in the M second pre-configured authorized uplink resources.
  • the position of the second pre-configured authorized uplink resource is associated in advance with the PUSCH mapping mode of the M second pre-configured authorized uplink resources.
  • the start symbol of the second pre-configured authorized uplink resource includes the first symbol in a certain time slot.
  • the PUSCH mapping mode of the second pre-configured authorized uplink resource is the first PUSCH mapping mode; or, if the start symbol of the second pre-configured authorized uplink resource does not include the first symbol in a certain time slot, the second The PUSCH mapping mode for pre-configured authorized uplink resources is the second PUSCH mapping mode.
  • the PUSCH mapping mode of the second pre-configured authorized uplink resource is the first PUSCH mapping mode.
  • the terminal device performing PUSCH transmission on the Q second pre-configured authorized uplink resources includes:
  • the terminal device transmits the first PUSCH, where the first PUSCH includes: first pre-configured authorization-uplink control information (Configured grant Uplink Control Information, CG-UCI ).
  • first pre-configured authorization-uplink control information Configured grant Uplink Control Information, CG-UCI .
  • the first CG-UCI includes: fourth indication information, and the fourth indication information is used to indicate at least one of the following:
  • the starting position of the first PUSCH where the starting position of the first PUSCH at least includes: the first symbol or the second symbol in the third pre-configured authorized uplink resource;
  • the end position of the first PUSCH where the end position of the first PUSCH includes at least: the last symbol or the penultimate symbol in the third pre-configured authorized uplink resource.
  • the terminal device informs the network device through the first CG-UCI, so that the network device can perform rate matching correctly.
  • the rate matching of the first PUSCH includes rate matching of the first symbol and the last symbol in the third pre-configured authorized uplink resource.
  • the rate of the first PUSCH does not match Including rate matching of the first symbol in the third pre-configured authorized uplink resource
  • the rate matching of the first PUSCH does not include the first PUSCH 3. Rate matching of the last symbol in the pre-configured authorized uplink resource.
  • the third pre-configured authorized uplink resource when the fourth indication information indicates that the starting position of the first PUSCH is the second symbol in the third pre-configured authorized uplink resource, the third pre-configured authorized uplink resource
  • the first symbol in the third pre-configured authorized uplink resource is punctured for transmission, or the first symbol in the third pre-configured authorized uplink resource is the extended cyclic prefix (Cyclic Prefix, CP).
  • the position of the first reference signal included in the first PUSCH transmitted on the third pre-configured authorized uplink resource is configured by a higher layer parameter, and the first reference signal is the first reference signal used to demodulate the PUSCH.
  • a reference signal is the first reference signal used to demodulate the PUSCH.
  • the high-level parameter configures the position of the first reference signal in the time slot.
  • the position of the first reference signal has symbol 2, symbol 3 in the time slot, or other values.
  • the third pre-configured authorized uplink resource includes all frequency domain resources in the LBT subband or all frequency domain resources in the frequency domain bandwidth part (Band Width Part, BWP), set from the first preset value Randomly determine the first timing offset;
  • the third pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, it is determined that the first preset value is the first timing offset.
  • the first timing offset includes: between the start position of the first symbol in the third pre-configured authorized uplink resource and the transmission start position corresponding to the third pre-configured authorized uplink resource The time domain offset of the distance.
  • the first preset value set includes, for example, the number of sampling points in symbols such as P0, P1, P2, P3, etc., which are away from the start position of the symbol, and the first preset value may be the number of sampling points included in the first preset value set A value can also be different from all the values included in the first preset set.
  • the fourth pre-configured authorized uplink resource corresponds to the second PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the fourth pre-configured authorized uplink resource
  • the second PUSCH mapping mode satisfies at least one of the following conditions:
  • the fifth indication information from the network device is used to determine the second PUSCH mapping mode
  • the fourth pre-configured authorized uplink resource does not include the first symbol
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource includes the position in the previous symbol of the fourth pre-configured authorized uplink resource;
  • the start position of the fourth pre-configured authorized uplink resource is not the first symbol.
  • the first PUSCH mapping mode and the third PUSCH mapping mode of the second pre-configured authorized uplink resource are the second PUSCH mapping mode.
  • the fifth indication information is second indication information, and the information indicated by the second indication information is used to determine the second PUSCH mapping mode.
  • the number of second pre-configured authorized uplink resources is associated with the PUSCH mapping mode of M second pre-configured authorized uplink resources in advance (for example, the number of second pre-configured authorized uplink resources is 3 corresponding to M second pre-configured uplink resources).
  • the PUSCH mapping mode for configuring authorized uplink resources is: the first PUSCH mapping mode of the second pre-configured authorized uplink resource is the second PUSCH mapping mode, and the PUSCH mapping mode of the second second pre-configured authorized uplink resource is the first PUSCH mapping Mode, the third PUSCH mapping mode of the second pre-configured authorized uplink resource is the second PUSCH mapping mode; the number of the second pre-configured authorized uplink resources is 2 corresponding to the M PUSCH mapping mode of the second pre-configured authorized uplink resource It is: the PUSCH mapping mode of the first second pre-configured authorized uplink resource is the second PUSCH mapping mode, and the PUSCH mapping mode of the second second pre-configured authorized uplink resource is the first PUSCH mapping mode; etc.).
  • the number of second pre-configured authorized uplink resources indicated by the second indication information can determine the second PUSCH mapping mode corresponding to the fourth pre-configured authorized uplink resource.
  • the fifth indication information is second indication information, and the information indicated by the second indication information is used to determine the location of the M second pre-configuration authorized uplink resources, and the uplink resources are authorized according to the M second pre-configurations
  • the location of the at least one second pre-configured authorized uplink resource in the M second pre-configured authorized uplink resources determines the PUSCH mapping mode corresponding to the at least one second pre-configured authorized uplink resource in the M second pre-configured authorized uplink resources.
  • the position of the second pre-configured authorized uplink resource is associated in advance with the PUSCH mapping mode of the M second pre-configured authorized uplink resources.
  • the start symbol of the second pre-configured authorized uplink resource includes the first symbol in a certain time slot.
  • the PUSCH mapping mode of the second pre-configured authorized uplink resource is the first PUSCH mapping mode; or, if the start symbol of the second pre-configured authorized uplink resource does not include the first symbol in a certain time slot, the second The PUSCH mapping mode for pre-configured authorized uplink resources is the second PUSCH mapping mode.
  • the PUSCH mapping mode of the second pre-configured authorized uplink resource is the second PUSCH mapping mode.
  • the terminal device performing PUSCH transmission on the Q second pre-configured authorized uplink resources includes:
  • the terminal device transmits a second PUSCH, where the second PUSCH includes: a second CG-UCI.
  • the second CG-UCI includes: sixth indication information, and the sixth indication information is used to indicate at least one of the following:
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource includes at least: the first symbol in the fourth pre-configured authorized uplink resource or the first symbol in the fourth pre-configured authorized uplink resource 4. Pre-configure the previous symbol of the authorized uplink resource;
  • the terminal device informs the network device through the second CG-UCI, so that the network device can perform rate matching correctly.
  • the rate matching of the second PUSCH includes the rate matching of the last symbol in the fourth pre-configured authorized uplink resource.
  • the rate of the second PUSCH does not match Including rate matching of the last symbol in the fourth pre-configured authorized uplink resource.
  • the sixth indication information indicates that the second transmission start position corresponding to the fourth pre-configured authorized uplink resource is the previous symbol of the fourth pre-configured authorized uplink resource
  • the first The previous symbol of the fourth pre-configured authorized uplink resource is used to transmit the extended CP of the first symbol in the fourth pre-configured authorized uplink resource.
  • the position of the second reference signal included in the second PUSCH transmitted on the fourth pre-configured authorized uplink resource is preset to the first symbol in the second PUSCH, and the second reference signal is used for Demodulate the first reference signal among the reference signals of the PUSCH.
  • the second timing offset is randomly determined from the second preset value set
  • the fourth pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the second preset value is the second timing offset;
  • the second timing offset includes: the distance between the start position of the previous symbol of the fourth pre-configured authorized uplink resource and the transmission start position corresponding to the fourth pre-configured authorized uplink resource Time domain offset.
  • the second preset value set includes, for example, the number of sampling points in symbols such as p0, p1, p2, and p3 that are away from the start position of the symbol, and the second preset value may be one of the values included in the second preset value set , It can also be different from all the values included in the second preset set.
  • the first preset value set and the second preset value set may be the same or different, which is not limited here.
  • the first preset value and the second preset value may be the same or different, which is not limited here.
  • the first symbol includes a preset symbol in the time slot; or the first symbol is determined based on the seventh indication information.
  • the seventh indication information may be sent by the network device.
  • the seventh indication information is used to indicate the first symbol.
  • the seventh indication information is first indication information
  • the first symbol is determined based on the information indicated by the first indication information. For example, the number of time slots occupied by the first pre-configured authorized uplink resource is associated with the first symbol in advance (for example, the first symbol corresponding to the number of time slots of 3 is 0, and the first symbol corresponding to the number of time slots of 2 is 1.
  • the first symbol can be determined by the number of time slots occupied by the first pre-configured authorized uplink resource indicated by the first indication information; for example, The start symbol in the first time slot occupied by the first pre-configured authorized uplink resource is associated with the first symbol (for example, when the start symbol in the first time slot is 3, the first symbol is 0, and the first symbol is 0. The start symbol in the slot is 2 and the corresponding first symbol is 1, the start symbol in the first time slot is 1 and the corresponding symbol is 2, etc.), the first pre-configuration authorization indicated by the first indication information The start symbol in the first time slot occupied by the uplink resource can determine the first symbol; and so on.
  • the seventh indication information is second indication information
  • the first symbol is determined based on the information indicated by the second indication information.
  • the number of second pre-configured authorized uplink resources is associated with the first symbol in advance (for example, the number of second pre-configured authorized uplink resources is 3, and the first symbol corresponding to 3 is 0, and the number of second pre-configured authorized uplink resources is 0.
  • the first symbol corresponding to the number 2 is 1, the number of the second pre-configured authorized uplink resources is 4, the first symbol is 2, etc.), the number of the second pre-configured authorized uplink resources indicated by the second indication information The number can determine the first symbol.
  • the first symbol includes the first symbol in the time slot, that is, the symbol 0 in the time slot.
  • the transmission position of the PUSCH may refer to the position where the PUSCH transmission starts, and the transmission position of the PUSCH may include the transmitted CP or punctured partial symbols.
  • the starting position of the PUSCH may refer to the starting position of the valid symbols of the pre-configured authorized uplink resources, and the starting position of the PUSCH may include demodulation reference signal (Demodulation Reference Signal, DMRS) symbols.
  • DMRS demodulation Reference Signal
  • the effective symbols of the pre-configured authorized uplink resource are symbol 7 to symbol 13, and the position where PUSCH transmission starts is symbol 6, then the transmission position of PUSCH is symbol 6, and the starting position of PUSCH is symbol 7.
  • the transmission start position corresponding to the intermediate pre-configured authorized uplink resource and the PUSCH start position transmitted on the intermediate pre-configured grant may be the same position.
  • the first pre-configured authorized uplink resource includes three second pre-configured authorized uplink resources (such as PUSCH0, PUSCH1, and PUSCH2), if PUSCH transmission starts on PUSCH0, then the corresponding transmission start position on PUSCH1 or PUSCH2 and PUSCH1 Or the starting position of the PUSCH transmitted on PUSCH2 may be the same position.
  • the PUSCH transmission performed in this application can be performed only on the third pre-configured authorized uplink resource, or only on the fourth pre-configured authorized uplink resource, or can be performed on the third pre-configured authorized uplink resource and the fourth pre-configured authorized uplink resource.
  • the configuration is performed on authorized uplink resources, which is not limited here.
  • the PUSCH mapping mode corresponding to PUSCH0 shown in FIG. 2D is the second PUSCH mapping mode, which corresponds to PUSCH1
  • the PUSCH mapping mode is the first PUSCH mapping mode
  • the PUSCH mapping mode corresponding to PUSCH2 is the first PUSCH mapping mode.
  • the position of the second reference signal corresponding to PUSCH0 is symbol 7. Assuming that the position of the first reference signal in the first PUSCH mapping mode is configured as symbol 2, then the positions of the first reference signal corresponding to PUSCH1 and PUSCH2 are both symbol 2.
  • the second transmission start position corresponding to PUSCH0 is located in symbol 6, and the first transmission start position corresponding to PUSCH1 and PUSCH2 are both located in symbol 0.
  • timing offset corresponding to PUSCH0 is timing offset 0
  • the terminal device if the terminal device succeeds in LBT before the timing offset 0 in symbol 6 of time slot n, then the terminal device can offset 0 from the timing in symbol 6 of time slot n Start the transmission, and the specific transmission diagram is shown in Figure 2G.
  • timing offset corresponding to PUSCH1 is timing offset 1
  • the terminal device fails to transmit on PUSCH0
  • the LBT succeeds before the timing offset 1 in symbol 0 of time slot n+1, and the terminal device can start from time slot n+1
  • the timing offset 1 in the symbol 0 of 0 starts transmission, and the specific transmission diagram is shown in Figure 2H.
  • timing offset corresponding to PUSCH2 is timing offset 2
  • LBT succeeds before timing offset 2 in symbol 0 of time slot n+2
  • the terminal device can The transmission starts from the timing offset 2 in the symbol 0 of the time slot n+2, and the specific transmission diagram is shown in Fig. 2I.
  • the PUSCH mapping mode corresponding to PUSCH0 shown in FIG. 2E is the second PUSCH mapping mode
  • PUSCH1 corresponds to The PUSCH mapping mode is the first PUSCH mapping mode
  • the PUSCH mapping mode corresponding to PUSCH2 is the second PUSCH mapping mode
  • the PUSCH mapping mode corresponding to PUSCH3 is the second PUSCH mapping mode
  • the PUSCH mapping mode corresponding to PUSCH4 is the first PUSCH mapping mode
  • the PUSCH mapping mode corresponding to PUSCH5 is the second PUSCH mapping mode.
  • the position of the second reference signal corresponding to PUSCH0 is symbol 7, the position of the second reference signal corresponding to PUSCH2 is symbol 6, the position of the second reference signal corresponding to PUSCH3 is symbol 10, and the position of the second reference signal corresponding to PUSCH5 is symbol 7.
  • the positions of the first reference signal in the first PUSCH mapping mode is configured as symbol 2
  • the positions of the first reference signal corresponding to PUSCH1 and PUSCH4 are both symbol 2.
  • the second transmission start position corresponding to PUSCH0 is in symbol 6
  • the first transmission start position corresponding to PUSCH1 and PUSCH4 are both in symbol
  • the second transmission start position corresponding to PUSCH2 is in symbol 5
  • the second transmission position corresponding to PUSCH3 is in symbol 5.
  • the transmission start position is in symbol 9, and the second transmission start position corresponding to PUSCH5 is in symbol 6.
  • timing offset corresponding to PUSCH0 is timing offset 0
  • the terminal device if the terminal device succeeds in LBT before the timing offset 0 in symbol 6 of time slot n, then the terminal device can offset 0 from the timing in symbol 6 of time slot n Start the transmission, and the specific transmission diagram is shown in Figure 2J.
  • timing offset corresponding to PUSCH1 is timing offset 1
  • the terminal device fails to transmit on PUSCH0
  • the LBT succeeds before the timing offset 1 in symbol 0 of time slot n+1, and the terminal device can start from time slot n+1
  • the timing offset 1 in the symbol 0 of 0 starts transmission, and the specific transmission diagram is shown in Figure 2K.
  • timing offset corresponding to PUSCH4 is timing offset 2
  • the terminal device fails to transmit on PUSCH0, fails to transmit on PUSCH1, fails to transmit on PUSCH2, and fails to transmit on PUSCH3, in symbol 0 of time slot n+2
  • the LBT succeeds before the timing offset of 2 and the terminal device can start transmission from the timing offset 2 in the symbol 0 of the time slot n+2.
  • the specific transmission diagram is shown in Fig. 2L.
  • Type A shown in Figures 2G-2L may be the above-mentioned first PUSCH mapping method
  • Type B may be the above-mentioned second PUSCH mapping method
  • DMRS1 may be the above-mentioned first reference signal
  • DMRS2 may be the above-mentioned second PUSCH mapping method. 2. Reference signal.
  • FIG. 3 is a communication device provided by an embodiment of the present application, including: one or more processors, one or more memories, one or more transceivers, and one or more programs;
  • the one or more programs are stored in the memory and are configured to be executed by the one or more processors.
  • the communication device is a terminal device
  • the program includes instructions for executing the following steps:
  • the first indication information is used to indicate at least one of the following: the number of time slots occupied by the first pre-configured authorized uplink resource, and the first time slot occupied by the first pre-configured authorized uplink resource
  • the start symbol of the first pre-configured authorized uplink resource, the end symbol in the last time slot occupied by the first pre-configured authorized uplink resource, the resource length of the first pre-configured authorized uplink resource, the first pre-configured authorized uplink resource At least one method for determining the pre-configured authorized uplink resource, the starting position of at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource, and at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource Configure the end position of authorized uplink resources.
  • the program includes instructions specifically for performing the following steps:
  • the first indication information is used to indicate the start symbol and length of the first pre-configured authorized uplink resource.
  • the first pre-configured authorized uplink resource includes M second pre-configured authorized uplink resources, and the M is a positive integer.
  • the M second pre-configured authorized uplink resources are determined by at least one of the following methods:
  • the second indication information is used to indicate at least one of the following: the number of the second pre-configured authorized uplink resources included in the first pre-configured authorized uplink resource is included in a complete time slot The number of the second pre-configured authorized uplink resources, and the resource length of at least one of the second pre-configured authorized uplink resources included in a complete time slot.
  • the program includes instructions specifically configured to perform the following steps:
  • PUSCH transmission is performed on the Q second pre-configured authorized uplink resources, and the M second pre-configured authorized uplink resources include the Q second pre-configured authorized uplink resources.
  • Pre-configure authorized uplink resources where the Q is a positive integer less than or equal to the M.
  • the third pre-configured authorized uplink resource corresponds to the first PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the third pre-configured authorized uplink resource.
  • the first PUSCH mapping mode satisfies at least one of the following conditions:
  • the third indication information from the network device is used to determine the first PUSCH mapping mode
  • the third pre-configured authorized uplink resource includes a first symbol
  • the first transmission start bit corresponding to the third pre-configured authorized uplink resource includes the position in the first symbol in the third pre-configured authorized uplink resource;
  • the start position of the third pre-configured authorized uplink resource is the first symbol
  • the number of symbols included in the third pre-configured authorized uplink resource is greater than or equal to a first threshold.
  • the program includes instructions specifically for executing the following steps:
  • the transmission of the first PUSCH is performed on the third pre-configured authorized uplink resource, where the first PUSCH includes: the first CG-UCI.
  • the first CG-UCI includes: fourth indication information, and the fourth indication information is used to indicate at least one of the following:
  • the starting position of the first PUSCH where the starting position of the first PUSCH at least includes: the first symbol or the second symbol in the third pre-configured authorized uplink resource;
  • the end position of the first PUSCH where the end position of the first PUSCH includes at least: the last symbol or the penultimate symbol in the third pre-configured authorized uplink resource.
  • the rate of the first PUSCH does not match Including rate matching of the first symbol in the third pre-configured authorized uplink resource
  • the rate matching of the first PUSCH does not include the first PUSCH 3. Rate matching of the last symbol in the pre-configured authorized uplink resource.
  • the position of the first reference signal included in the first PUSCH transmitted on the third pre-configured authorized uplink resource is configured by a higher layer parameter, and the first reference signal is the first reference signal used to demodulate the PUSCH.
  • a reference signal is the first reference signal used to demodulate the PUSCH.
  • the first timing offset is randomly determined from the first preset value set
  • the third pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the first preset value is the first timing offset;
  • the first timing offset includes: the distance between the start position of the first symbol in the third pre-configured authorized uplink resource and the transmission start position corresponding to the third pre-configured authorized uplink resource Time domain offset.
  • the fourth pre-configured authorized uplink resource corresponds to the second PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the fourth pre-configured authorized uplink resource.
  • the second PUSCH mapping mode satisfies at least one of the following conditions:
  • the fifth indication information from the network device is used to determine the second PUSCH mapping mode
  • the fourth pre-configured authorized uplink resource does not include the first symbol
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource includes the position in the previous symbol of the fourth pre-configured authorized uplink resource;
  • the start position of the fourth pre-configured authorized uplink resource is not the first symbol.
  • the program includes instructions specifically for executing the following steps:
  • a second PUSCH is transmitted, where the second PUSCH includes: a second CG-UCI.
  • the second CG-UCI includes: sixth indication information, and the sixth indication information is used to indicate at least one of the following:
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource where the second transmission start position includes at least: the first symbol in the fourth pre-configured authorized uplink resource, and the first symbol in the fourth pre-configured authorized uplink resource. 4. Pre-configure the previous symbol of the authorized uplink resource;
  • the rate of the second PUSCH does not match Including rate matching of the last symbol in the fourth pre-configured authorized uplink resource.
  • the sixth indication information indicates that the second transmission start position corresponding to the fourth pre-configured authorized uplink resource is the previous symbol of the fourth pre-configured authorized uplink resource
  • the first The previous symbol of the fourth pre-configured authorized uplink resource is used to transmit the extended CP of the first symbol in the fourth pre-configured authorized uplink resource.
  • the position of the second reference signal included in the second PUSCH transmitted on the fourth pre-configured authorized uplink resource is preset to the first symbol in the second PUSCH, and the second reference signal is The first reference signal among the reference signals used to demodulate the PUSCH.
  • the second timing offset is randomly determined from the second preset value set
  • the fourth pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the second preset value is the second timing offset;
  • the second timing offset includes: the time domain between the start position of the previous symbol of the fourth pre-configured authorized uplink resource and the transmission start position corresponding to the fourth pre-configured authorized uplink resource Offset.
  • the first symbol includes a preset symbol in the time slot; or the first symbol is determined based on seventh indication information.
  • the first symbol includes the first symbol in the time slot.
  • the communication device is a network device
  • the program includes instructions for executing the following steps:
  • the first indication information is used to indicate at least one of the following: the number of time slots occupied by the first pre-configured authorized uplink resource, and the first time slot occupied by the first pre-configured authorized uplink resource.
  • the start symbol of the first pre-configured authorized uplink resource, the end symbol in the last time slot occupied by the first pre-configured authorized uplink resource, the resource length of the first pre-configured authorized uplink resource, and the first pre-configured authorized uplink resource includes At least one method for determining the pre-configured authorized uplink resource, the starting position of at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource, and at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource Configure the end position of authorized uplink resources.
  • the first indication information is used to determine first information, and the first information is used to determine the first pre-configured authorized uplink resource.
  • the first pre-configured authorized uplink resource includes M second pre-configured authorized uplink resources, and the M is a positive integer.
  • the M second pre-configured authorized uplink resources are determined by at least one of the following methods:
  • the second indication information is used to indicate at least one of the following: the number of the second pre-configured authorized uplink resources included in the first pre-configured authorized uplink resource is included in a complete time slot The number of the second pre-configured authorized uplink resources, and the resource length of at least one of the second pre-configured authorized uplink resources included in a complete time slot.
  • the PUSCH is transmitted on the Q second pre-configured authorized uplink resources based on the PUSCH mapping mode corresponding to the Q second pre-configured authorized uplink resources, and the M second pre-configured authorizations
  • the uplink resources include the Q second pre-configured authorized uplink resources, and the Q is a positive integer less than or equal to the M.
  • the third pre-configured authorized uplink resource corresponds to the first PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the third pre-configured authorized uplink resource.
  • the first PUSCH mapping mode satisfies at least one of the following conditions:
  • the third indication information from the network device is used to determine the first PUSCH mapping mode
  • the third pre-configured authorized uplink resource includes a first symbol
  • the first transmission start position corresponding to the third pre-configured authorized uplink resource includes the position in the first symbol in the third pre-configured authorized uplink resource;
  • the start position of the third pre-configured authorized uplink resource is the first symbol
  • the number of symbols included in the third pre-configured authorized uplink resource is greater than or equal to a first threshold.
  • the PUSCH includes a first PUSCH transmitted on the third pre-configured authorized uplink resource, where the first PUSCH includes: a first CG-UCI.
  • the first CG-UCI includes: fourth indication information, and the fourth indication information is used to indicate at least one of the following:
  • the starting position of the first PUSCH where the starting position of the first PUSCH at least includes: the first symbol or the second symbol in the third pre-configured authorized uplink resource;
  • the end position of the first PUSCH where the end position of the first PUSCH includes at least: the last symbol or the penultimate symbol in the third pre-configured authorized uplink resource.
  • the rate of the first PUSCH does not match Including rate matching of the first symbol in the third pre-configured authorized uplink resource
  • the rate matching of the first PUSCH does not include the The third pre-configuration grants the rate matching of the last symbol in the uplink resource.
  • the position of the first reference signal included in the first PUSCH transmitted on the third pre-configured authorized uplink resource is configured by a higher layer parameter, and the first reference signal is a reference signal used to demodulate the PUSCH The first reference signal.
  • the first timing offset is randomly determined from the first preset value set
  • the third pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the first preset value is the first timing offset;
  • the first timing offset includes: the distance between the start position of the first symbol in the third pre-configured authorized uplink resource and the transmission start position corresponding to the third pre-configured authorized uplink resource Time domain offset.
  • the fourth pre-configured authorized uplink resource corresponds to a second PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the fourth pre-configured authorized uplink resource.
  • the second PUSCH mapping mode satisfies at least one of the following conditions:
  • the fifth indication information from the network device is used to determine the second PUSCH mapping mode
  • the fourth pre-configured authorized uplink resource does not include the first symbol
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource includes the position in the previous symbol of the fourth pre-configured authorized uplink resource;
  • the start position of the fourth pre-configured authorized uplink resource is not the first symbol.
  • the PUSCH includes a second PUSCH transmitted on the fourth pre-configured authorized uplink resource, where the second PUSCH includes: a second CG-UCI.
  • the second CG-UCI includes: sixth indication information, and the sixth indication information is used to indicate at least one of the following:
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource where the second transmission start position includes at least: the first symbol in the fourth pre-configured authorized uplink resource, and the first symbol in the fourth pre-configured authorized uplink resource. 4. Pre-configure the previous symbol of the authorized uplink resource;
  • the rate of the second PUSCH does not match Including rate matching of the last symbol in the fourth pre-configured authorized uplink resource.
  • the sixth indication information indicates that the second transmission start position corresponding to the fourth pre-configured authorized uplink resource is the previous symbol of the fourth pre-configured authorized uplink resource
  • the first The previous symbol of the fourth pre-configured authorized uplink resource is used to transmit the extended CP of the first symbol in the fourth pre-configured authorized uplink resource.
  • the position of the second reference signal included in the second PUSCH transmitted on the fourth pre-configured authorized uplink resource is preset to the first symbol in the second PUSCH, and the second reference signal is The first reference signal among the reference signals used to demodulate the PUSCH.
  • the second timing offset is randomly determined from the second preset value set
  • the fourth pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the second preset value is the second timing offset;
  • the second timing offset includes: the time domain between the start position of the previous symbol of the fourth pre-configured authorized uplink resource and the transmission start position corresponding to the fourth pre-configured authorized uplink resource Offset.
  • the first symbol includes a preset symbol in the time slot; or the first symbol is determined based on seventh indication information.
  • the first symbol includes the first symbol in the time slot.
  • FIG. 4 is a data transmission device provided by an embodiment of the present application, which is applied to a terminal device, and the device includes:
  • the receiving unit 401 is configured to receive first indication information from a network device
  • the resource determining unit 402 is configured to determine a first pre-configured authorized uplink resource based on the first indication information, where the first pre-configured authorized uplink resource occupies part or all of the resources in at least one time slot in the time domain;
  • the transmission unit 403 is configured to perform PUSCH transmission based on part or all of the first pre-configured authorized uplink resources.
  • the first indication information is used to indicate at least one of the following: the number of time slots occupied by the first pre-configured authorized uplink resource, and the first time slot occupied by the first pre-configured authorized uplink resource.
  • the start symbol of the first pre-configured authorized uplink resource, the end symbol in the last time slot occupied by the first pre-configured authorized uplink resource, the resource length of the first pre-configured authorized uplink resource, and the first pre-configured authorized uplink resource includes At least one method for determining the pre-configured authorized uplink resource, the starting position of at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource, and at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource Configure the end position of authorized uplink resources.
  • the resource determining unit 402 is specifically configured to:
  • the first indication information is used to indicate the start symbol and length of the first pre-configured authorized uplink resource.
  • the first pre-configured authorized uplink resource includes M second pre-configured authorized uplink resources, and the M is a positive integer.
  • the M second pre-configured authorized uplink resources are determined by at least one of the following methods:
  • the second indication information is used to indicate at least one of the following: the number of the second pre-configured authorized uplink resources included in the first pre-configured authorized uplink resource is included in a complete time slot The number of the second pre-configured authorized uplink resources, and the resource length of at least one of the second pre-configured authorized uplink resources included in a complete time slot.
  • the transmission unit 403 is specifically configured to:
  • PUSCH transmission is performed on the Q second pre-configured authorized uplink resources, and the M second pre-configured authorized uplink resources include the Q second pre-configured authorized uplink resources.
  • Pre-configure authorized uplink resources where the Q is a positive integer less than or equal to the M.
  • the third pre-configured authorized uplink resource corresponds to the first PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the third pre-configured authorized uplink resource.
  • the first PUSCH mapping mode satisfies at least one of the following conditions:
  • the third indication information from the network device is used to determine the first PUSCH mapping mode
  • the third pre-configured authorized uplink resource includes a first symbol
  • the first transmission start position corresponding to the third pre-configured authorized uplink resource includes the position in the first symbol in the third pre-configured authorized uplink resource;
  • the start position of the third pre-configured authorized uplink resource is the first symbol
  • the number of symbols included in the third pre-configured authorized uplink resource is greater than or equal to a first threshold.
  • the transmission unit 403 is specifically configured to:
  • the transmission of the first PUSCH is performed on the third pre-configured authorized uplink resource, where the first PUSCH includes: the first CG-UCI.
  • the first CG-UCI includes: fourth indication information, and the fourth indication information is used to indicate at least one of the following:
  • the starting position of the first PUSCH where the starting position of the first PUSCH at least includes: the first symbol or the second symbol in the third pre-configured authorized uplink resource;
  • the end position of the first PUSCH where the end position of the first PUSCH includes at least: the last symbol or the penultimate symbol in the third pre-configured authorized uplink resource.
  • the rate of the first PUSCH does not match Including rate matching of the first symbol in the third pre-configured authorized uplink resource
  • the rate matching of the first PUSCH does not include the first PUSCH 3. Rate matching of the last symbol in the pre-configured authorized uplink resource.
  • the position of the first reference signal included in the first PUSCH transmitted on the third pre-configured authorized uplink resource is configured by a higher layer parameter, and the first reference signal is the first reference signal used to demodulate the PUSCH.
  • a reference signal is the first reference signal used to demodulate the PUSCH.
  • the first timing offset is randomly determined from the first preset value set
  • the third pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the first preset value is the first timing offset;
  • the first timing offset includes: the distance between the start position of the first symbol in the third pre-configured authorized uplink resource and the transmission start position corresponding to the third pre-configured authorized uplink resource Time domain offset.
  • the fourth pre-configured authorized uplink resource corresponds to the second PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the fourth pre-configured authorized uplink resource.
  • the second PUSCH mapping mode satisfies at least one of the following conditions:
  • the fifth indication information from the network device is used to determine the second PUSCH mapping mode
  • the fourth pre-configured authorized uplink resource does not include the first symbol
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource includes the position in the previous symbol of the fourth pre-configured authorized uplink resource;
  • the start position of the fourth pre-configured authorized uplink resource is not the first symbol.
  • the transmission unit 403 is specifically configured to:
  • a second PUSCH is transmitted, where the second PUSCH includes: a second CG-UCI.
  • the second CG-UCI includes: sixth indication information, and the sixth indication information is used to indicate at least one of the following:
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource where the second transmission start position includes at least: the first symbol in the fourth pre-configured authorized uplink resource, and the first symbol in the fourth pre-configured authorized uplink resource. 4. Pre-configure the previous symbol of the authorized uplink resource;
  • the rate of the second PUSCH does not match Including rate matching of the last symbol in the fourth pre-configured authorized uplink resource.
  • the sixth indication information indicates that the second transmission start position corresponding to the fourth pre-configured authorized uplink resource is the previous symbol of the fourth pre-configured authorized uplink resource
  • the first The previous symbol of the fourth pre-configured authorized uplink resource is used to transmit the extended CP of the first symbol in the fourth pre-configured authorized uplink resource.
  • the position of the second reference signal included in the second PUSCH transmitted on the fourth pre-configured authorized uplink resource is preset to the first symbol in the second PUSCH, and the second reference signal is The first reference signal among the reference signals used to demodulate the PUSCH.
  • the second timing offset is randomly determined from the second preset value set
  • the fourth pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the second preset value is the second timing offset;
  • the second timing offset includes: the time domain between the start position of the previous symbol of the fourth pre-configured authorized uplink resource and the transmission start position corresponding to the fourth pre-configured authorized uplink resource Offset.
  • the first symbol includes a preset symbol in the time slot; or the first symbol is determined based on seventh indication information.
  • the first symbol includes the first symbol in the time slot.
  • the resource determining unit 402 can be implemented by a processor, and the receiving unit 401 and the transmission unit 403 can be implemented by a communication interface.
  • FIG. 5 is a data transmission device provided by an embodiment of the present application, which is applied to a network device, and the device includes:
  • the sending unit 501 is configured to send first indication information to a terminal device, where the first indication information is used to determine a first pre-configured authorized uplink resource, and the first pre-configured authorized uplink resource occupies at least one time slot in the time domain Some or all of the resources in;
  • the receiving unit 502 is configured to receive a physical uplink shared channel PUSCH transmitted from the terminal device, where the PUSCH is transmitted based on part or all of the first pre-configured authorized uplink resources.
  • the first indication information is used to indicate at least one of the following: the number of time slots occupied by the first pre-configured authorized uplink resource, and the first time slot occupied by the first pre-configured authorized uplink resource.
  • the start symbol of the first pre-configured authorized uplink resource, the end symbol in the last time slot occupied by the first pre-configured authorized uplink resource, the resource length of the first pre-configured authorized uplink resource, and the first pre-configured authorized uplink resource includes At least one method for determining the pre-configured authorized uplink resource, the starting position of at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource, and at least one pre-configured authorized uplink resource included in the first pre-configured authorized uplink resource Configure the end position of authorized uplink resources.
  • the first indication information is used to determine first information, and the first information is used to determine the first pre-configured authorized uplink resource.
  • the first pre-configured authorized uplink resource includes M second pre-configured authorized uplink resources, and the M is a positive integer.
  • the M second pre-configured authorized uplink resources are determined by at least one of the following methods:
  • the second indication information is used to indicate at least one of the following: the number of the second pre-configured authorized uplink resources included in the first pre-configured authorized uplink resource is included in a complete time slot The number of the second pre-configured authorized uplink resources, and the resource length of at least one of the second pre-configured authorized uplink resources included in a complete time slot.
  • the PUSCH is transmitted on the Q second pre-configured authorized uplink resources based on the PUSCH mapping mode corresponding to the Q second pre-configured authorized uplink resources, and the M second pre-configured authorizations
  • the uplink resources include the Q second pre-configured authorized uplink resources, and the Q is a positive integer less than or equal to the M.
  • the third pre-configured authorized uplink resource corresponds to the first PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the third pre-configured authorized uplink resource.
  • the first PUSCH mapping mode satisfies at least one of the following conditions:
  • the third indication information from the network device is used to determine the first PUSCH mapping mode
  • the third pre-configured authorized uplink resource includes a first symbol
  • the first transmission start position corresponding to the third pre-configured authorized uplink resource includes the position in the first symbol in the third pre-configured authorized uplink resource;
  • the start position of the third pre-configured authorized uplink resource is the first symbol
  • the number of symbols included in the third pre-configured authorized uplink resource is greater than or equal to a first threshold.
  • the PUSCH includes a first PUSCH transmitted on the third pre-configured authorized uplink resource, where the first PUSCH includes: a first CG-UCI.
  • the first CG-UCI includes: fourth indication information, and the fourth indication information is used to indicate at least one of the following:
  • the starting position of the first PUSCH where the starting position of the first PUSCH at least includes: the first symbol or the second symbol in the third pre-configured authorized uplink resource;
  • the end position of the first PUSCH where the end position of the first PUSCH includes at least: the last symbol or the penultimate symbol in the third pre-configured authorized uplink resource.
  • the rate of the first PUSCH does not match Including rate matching of the first symbol in the third pre-configured authorized uplink resource
  • the rate matching of the first PUSCH does not include the The third pre-configuration grants the rate matching of the last symbol in the uplink resource.
  • the position of the first reference signal included in the first PUSCH transmitted on the third pre-configured authorized uplink resource is configured by a higher layer parameter, and the first reference signal is a reference signal used to demodulate the PUSCH The first reference signal.
  • the first timing offset is randomly determined from the first preset value set
  • the third pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the first preset value is the first timing offset;
  • the first timing offset includes: the distance between the start position of the first symbol in the third pre-configured authorized uplink resource and the transmission start position corresponding to the third pre-configured authorized uplink resource Time domain offset.
  • the fourth pre-configured authorized uplink resource corresponds to a second PUSCH mapping manner
  • the M second pre-configured authorized uplink resources include the fourth pre-configured authorized uplink resource.
  • the second PUSCH mapping mode satisfies at least one of the following conditions:
  • the fifth indication information from the network device is used to determine the second PUSCH mapping mode
  • the fourth pre-configured authorized uplink resource does not include the first symbol
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource includes the position in the previous symbol of the fourth pre-configured authorized uplink resource;
  • the start position of the fourth pre-configured authorized uplink resource is not the first symbol.
  • the PUSCH includes a second PUSCH transmitted on the fourth pre-configured authorized uplink resource, where the second PUSCH includes: a second CG-UCI.
  • the second CG-UCI includes: sixth indication information, and the sixth indication information is used to indicate at least one of the following:
  • the second transmission start position corresponding to the fourth pre-configured authorized uplink resource where the second transmission start position includes at least: the first symbol in the fourth pre-configured authorized uplink resource, and the first symbol in the fourth pre-configured authorized uplink resource. 4. Pre-configure the previous symbol of the authorized uplink resource;
  • the rate of the second PUSCH does not match Including rate matching of the last symbol in the fourth pre-configured authorized uplink resource.
  • the sixth indication information indicates that the second transmission start position corresponding to the fourth pre-configured authorized uplink resource is the previous symbol of the fourth pre-configured authorized uplink resource
  • the first The previous symbol of the fourth pre-configured authorized uplink resource is used to transmit the extended CP of the first symbol in the fourth pre-configured authorized uplink resource.
  • the position of the second reference signal included in the second PUSCH transmitted on the fourth pre-configured authorized uplink resource is preset to the first symbol in the second PUSCH, and the second reference signal is The first reference signal among the reference signals used to demodulate the PUSCH.
  • the second timing offset is randomly determined from the second preset value set
  • the fourth pre-configured authorized uplink resource includes part of the frequency domain resources in the LBT subband or part of the frequency domain resources in the BWP, determining that the second preset value is the second timing offset;
  • the second timing offset includes: the time domain between the start position of the previous symbol of the fourth pre-configured authorized uplink resource and the transmission start position corresponding to the fourth pre-configured authorized uplink resource Offset.
  • the first symbol includes a preset symbol in the time slot; or the first symbol is determined based on seventh indication information.
  • the first symbol includes the first symbol in the time slot.
  • the sending unit 501 and the receiving unit 501 can be implemented through a communication interface.
  • An embodiment of the present application also provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables a computer to execute part or all of the steps of any method as recorded in the above method embodiment ,
  • the above-mentioned computer includes terminal equipment or network equipment.
  • the embodiments of the present application also provide a computer program product.
  • the above-mentioned computer program product includes a non-transitory computer-readable storage medium storing a computer program. Part or all of the steps of the method.
  • the computer program product may be a software installation package, and the above-mentioned computer includes a terminal device or a network device.
  • the disclosed device may be implemented in other ways.
  • the device embodiments described above are only illustrative, for example, the division of the above-mentioned 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 integrated. To 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 or other forms.
  • the units described above as separate components may or may not be physically separate, 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.
  • the functional units in the various embodiments 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 above-mentioned integrated unit can be implemented in the form of hardware or software functional unit.
  • the above integrated unit 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 memory.
  • the technical solution of the present application essentially or the part that contributes to the existing technology or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a memory.
  • a number of instructions are included to enable a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the foregoing methods of the various embodiments of the present application.
  • the aforementioned memory includes: U disk, Read-Only Memory (ROM, Read-Only Memory), Random Access Memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes.
  • the program can be stored in a computer-readable memory, and the memory can include: a flash disk , Read-only memory (English: Read-Only Memory, abbreviation: ROM), random access device (English: Random Access Memory, abbreviation: RAM), magnetic disk or optical disk, etc.

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  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé de transmission de données et un dispositif associé. Le procédé consiste à : recevoir des premières informations d'indication provenant d'un dispositif de réseau ; déterminer une première ressource de liaison montante préconfigurée octroyée sur la base des premières informations d'indication, la première ressource de liaison montante préconfigurée octroyée occupant dans un domaine temporel une partie ou l'ensemble des ressources pendant au moins un intervalle de temps ; et effectuer une transmission de PUSCH sur la base d'une partie ou de l'ensemble des ressources dans la première ressource de liaison montante préconfigurée octroyée. Les modes de réalisation de la présente invention permettent la transmission continue d'une pluralité de CG-PUSCH.
PCT/CN2019/109737 2019-09-30 2019-09-30 Procédé de transmission de données et dispositif associé WO2021062811A1 (fr)

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