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WO2020107489A1 - Procédé et dispositif de communication sans fil - Google Patents

Procédé et dispositif de communication sans fil Download PDF

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Publication number
WO2020107489A1
WO2020107489A1 PCT/CN2018/118789 CN2018118789W WO2020107489A1 WO 2020107489 A1 WO2020107489 A1 WO 2020107489A1 CN 2018118789 W CN2018118789 W CN 2018118789W WO 2020107489 A1 WO2020107489 A1 WO 2020107489A1
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WO
WIPO (PCT)
Prior art keywords
resource authorization
resource
authorization
communication device
authorizations
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2018/118789
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English (en)
Chinese (zh)
Inventor
石聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to PCT/CN2018/118789 priority Critical patent/WO2020107489A1/fr
Priority to PCT/CN2019/072580 priority patent/WO2020107692A1/fr
Priority to CN201980051942.3A priority patent/CN112534924A/zh
Priority to PCT/CN2019/075122 priority patent/WO2020107714A1/fr
Publication of WO2020107489A1 publication Critical patent/WO2020107489A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • This application relates to the field of communications, and in particular to a wireless communication method and communication equipment.
  • a network device may schedule an uplink resource for Enhanced Mobile Broadband (eMBB) service, and then schedule a service for ultra-reliable and low-latency communication (Ultra Reliable Low Latency Communication (URLLC)).
  • eMBB Enhanced Mobile Broadband
  • URLLC Ultra-reliable Low Latency Communication
  • Embodiments of the present application provide a wireless communication method and a communication device. When multiple dynamically scheduled resource authorizations overlap, data transmission in the overlapping portion can be realized.
  • a wireless communication method including:
  • the first resource is used to authorize transmission of data.
  • a communication device for executing the method in the first aspect or its implementations.
  • the communication device includes a functional module for performing the method in the above-mentioned first aspect or various implementations thereof.
  • a communication device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the first aspect or the various implementations thereof.
  • a chip is provided for implementing the method in the above first aspect or each implementation manner thereof.
  • the chip includes: a processor, configured to call and run a computer program from the memory, so that the device installed with the chip executes the method as described in the first aspect or various implementations thereof.
  • a computer-readable storage medium for storing a computer program that causes a computer to execute the method in the first aspect or its various implementations.
  • a computer program product including computer program instructions, which cause the computer to execute the method in the first aspect or its various implementations.
  • a computer program which when run on a computer, causes the computer to execute the method in the first aspect or its various implementations.
  • the resource authorization to transmit data in the overlapping part is determined among the multiple resource authorizations, and then the determined resource authorization is used to transmit data in the overlapping part, which can be achieved Data transmission in the overlapping part.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a wireless communication method provided by an embodiment of the present application.
  • FIG. 3 is a schematic block diagram of a communication device provided by an embodiment of the present application.
  • FIG. 4 is a schematic block diagram of a communication device provided by an embodiment of the present application.
  • FIG. 5 is a schematic block diagram of a chip provided by an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of a communication system provided by an embodiment of the present application.
  • GSM Global System of Mobile
  • CDMA Code Division Multiple Access
  • WCDMA Broadband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access, WiMAX
  • the communication system 100 applied in the embodiment of the present application is shown in FIG. 1.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or referred to as a communication terminal, terminal).
  • the network device 110 can provide communication coverage for a specific geographic area, and can communicate with terminal devices located within the coverage area.
  • the network device 110 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, a base station (NodeB, NB) in a WCDMA system, or an evolved base station in an LTE system (Evolutional Node B, eNB or eNodeB), or a wireless controller in the Cloud Radio Access Network (CRAN), or the network equipment can be a mobile switching center, a relay station, an access point, an in-vehicle device, Wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks or network devices in future public land mobile networks (Public Land Mobile Network, PLMN), etc.
  • BTS Base Transceiver Station
  • NodeB, NB base station
  • LTE Long Term Evolutional Node B
  • eNodeB evolved base station in an LTE system
  • CRAN Cloud Radio Access Network
  • the network equipment can be a mobile switching center, a relay station, an access point, an in-veh
  • the communication system 100 also includes at least one terminal device 120 within the coverage of the network device 110.
  • terminal equipment includes, but is not limited to, connections via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Lines (DSL), digital cables, and direct cable connections ; And/or another data connection/network; and/or via wireless interfaces, such as for cellular networks, wireless local area networks (Wireless Local Area Network, WLAN), digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and/or another terminal device configured to receive/transmit communication signals; and/or Internet of Things (IoT) equipment.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Lines
  • WLAN wireless local area networks
  • digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter
  • IoT Internet of Things
  • a terminal device configured to communicate through a wireless interface may be referred to as a "wireless communication terminal", “wireless terminal”, or “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular phones; Personal Communication Systems (PCS) terminals that can combine cellular radiotelephones with data processing, fax, and data communication capabilities; can include radiotelephones, pagers, Internet/internal PDA with network access, web browser, notepad, calendar, and/or Global Positioning System (GPS) receiver; and conventional laptop and/or palm-type receivers or others including radiotelephone transceivers Electronic device.
  • PCS Personal Communication Systems
  • GPS Global Positioning System
  • Terminal equipment can refer to access terminal, user equipment (User Equipment, UE), user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or User device.
  • Access terminals can be cellular phones, cordless phones, Session Initiation Protocol (SIP) phones, wireless local loop (Wireless Local Loop, WLL) stations, personal digital processing (Personal Digital Assistant (PDA), wireless communication Functional handheld devices, computing devices, or other processing devices connected to a wireless modem, in-vehicle devices, wearable devices, terminal devices in a 5G network, or terminal devices in a future-evolving PLMN, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • terminal equipment 120 may perform terminal direct connection (Device to Device, D2D) communication.
  • the 5G system or 5G network may also be referred to as a New Radio (NR) system or NR network.
  • NR New Radio
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and each network device may include other numbers of terminal devices within the coverage area. This application The embodiment does not limit this.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which is not limited in the embodiments of the present application.
  • network entities such as a network controller and a mobility management entity, which is not limited in the embodiments of the present application.
  • the devices with communication functions in the network/system in the embodiments of the present application may be referred to as communication devices.
  • the communication device may include a network device 110 and a terminal device 120 with a communication function, and the network device 110 and the terminal device 120 may be the specific devices described above, which will not be repeated here.
  • the communication device may also include other devices in the communication system 100, such as network controllers, mobility management entities, and other network entities, which are not limited in the embodiments of the present application.
  • FIG. 2 is a schematic flowchart of a wireless communication method 200 according to an embodiment of the present application.
  • the method 200 may include at least part of the following content.
  • the method 200 may be executed by a communication device.
  • the method 200 may be executed by a network device or a terminal device.
  • the embodiments of the present application may be used for uplink data transmission or downlink data transmission.
  • the communication device that executes the embodiment of the present application may be a terminal device that serves as a receiving end, or may be a network device that serves as a sending end.
  • the communication device implementing the embodiment of the present application may be a network device serving as a receiving end, or may be a terminal device serving as a sending end.
  • a first resource grant to transmit data in the overlapping parts is determined.
  • the multiple resource authorizations include the first resource authorization.
  • the first resource is used to authorize the transmission of data.
  • the resource authorization may be an uplink resource authorization, in which case the resource authorization is used for uplink data transmission, or may be a downlink resource authorization, in which case the resource authorization may be used for downlink data transmission.
  • multiple resource authorizations having overlapping parts can be understood as: multiple resource authorizations have overlapping parts in the time domain, and the overlapping parts are overlapping parts in the time domain.
  • multiple resource authorizations having overlapping portions may refer to multiple resource authorizations having overlapping portions in the frequency domain, and the overlapping portions are overlapping portions in the frequency domain.
  • Multiple resource authorizations having overlapping parts can be understood as: multiple resource authorizations all overlap or partially overlap.
  • the communication device may use the first resource authorization to transmit only the data carried on the first resource authorization; or, may use the first resource authorization to transmit the data carried on the first resource authorization and divide the first resource Data carried on the resource authorization other than the authorization; or, if there is no data for the first resource authorization transmission, in the overlapping portion, the first resource authorization may be used to transmit the data carried on the other resource authorization.
  • the other resource authorizations mentioned in the foregoing content belong to the multiple resource authorizations.
  • the data carried on the resource authorization includes the resource authorization allocated by the base station for one or more data transmissions during scheduling.
  • the communication device uses the Xth authorization to transmit the URLLC service and/or eMBB service.
  • HARQ hybrid automatic repeat request
  • At least two resource authorizations corresponding to at least two resource authorizations have the same hybrid automatic repeat request (Hybrid Automatic Repeat Request, HARQ) process number the same.
  • Hybrid Automatic Repeat Request Hybrid Automatic Repeat Request
  • the communication device may randomly select the first resource authorization among multiple resource authorizations.
  • the communication device may determine the first transmitted resource authorization or the last transmitted resource authorization as the first resource authorization.
  • the communication device may determine the first resource authorization according to the first condition.
  • the first condition may be specified by a protocol and preset on the terminal device, or may be pre-configured by the network device to the terminal device, for example, the network device may send a radio resource control (RadioResource) to the terminal device Control, RRC) signaling, the RRC signaling indicates the first condition, so that the terminal device can acquire the first condition based on the RRC signaling.
  • RadioResource radio resource control
  • RRC terminal device Control
  • the first condition will be described in detail below.
  • the first condition may include but is not limited to at least one of the following conditions: transmission order of resource authorization, priority of resource authorization, attributes of resource authorization, whether resource authorization is used for retransmission, and resource authorization correspondence
  • transmission order of resource authorization priority of resource authorization
  • attributes of resource authorization whether resource authorization is used for retransmission
  • resource authorization correspondence The information of the logical channel, the scrambling of the physical channel for scheduling resource authorization, the service carried by the resource authorization, and the scrambling of the resource authorization.
  • the priority of resource authorization may include the level of resource authorization or priority indication information of resource authorization.
  • the level of resource authorization may indicate the division of existing levels of resource authorization itself. If the levels between resource authorization 1, resource authorization 2 and resource authorization 3 from high to low are: resource authorization 3, resource authorization 1, resource authorization 2, then the priority of the three resource authorizations is also from high to low For: resource authorization 3, resource authorization 1, resource authorization 2.
  • the level of resource authorization may be preset on the communication device. Alternatively, the level of resource authorization may be indicated by the network device.
  • the priority indication information of the resource authorization can be understood as: the resource authorization itself has no hierarchical division, and the indication information can indicate which resource authorization has a high priority, so that the indicated resource authorization can be determined to have the highest priority based on the indication information.
  • the network device may determine the priority of multiple resource authorizations, and then, the network device may send indication information indicating the priority of resource authorization to the terminal device. For example, there is no hierarchical division between resource authorization 1, resource authorization 2, and resource authorization 3. If the terminal device receives the indication information indicating that resource authorization 2 has the highest priority, then the terminal device may determine that resource authorization 2 is among the three resource authorizations Medium priority is the highest.
  • the priority indication information of resource authorization may include: preemption indication information/puncture indication information.
  • the attribute of resource authorization may be but not limited to at least one of the following: the subcarrier interval of resource authorization; the transmission duration of the physical shared channel of resource authorization; the specific type of resource authorization;
  • Service cell applied by resource authorization Modulation and Coding Scheme (MCS) form applied by resource authorization; MCS form used for transmission of precoding used by resource authorization; used for physical sharing by resource authorization
  • Uplink control information (UCI) transmitted by a channel (which may be a physical uplink shared channel or a physical downlink shared channel); the number of repeated transmissions applied by resource authorization; the redundant transmission version number of the repeated transmission applied by resource authorization; Transmission period applied by resource authorization; configuration authorization timer applied by resource authorization; modulation order, code rate and corresponding transmission block size applied by resource authorization; configuration authorization parameters applied by resource authorization; resource authorization applied by resource authorization Semi-Persistent Scheduling (SPS) configuration; service information applied by resource authorization; logical channel or logical channel group applied by resource authorization.
  • SPS Semi-Persistent Scheduling
  • the information of the logical channel corresponding to the resource authorization may include but is not limited to at least one of the following: priority of the logical channel, parameters of the logical channel, services carried by the logical channel, and identification of the logical channel.
  • the logical channel corresponding to the resource authorization may be understood as: data transmitted on the logical channel is transmitted using the resource authorization.
  • the parameters of the logical channel may include but are not limited to at least one of the following: the subcarrier interval usable by the logical channel; the transmission duration of the physical shared channel usable by the logical channel; and the resource type usable by the logical channel
  • the logical channel identifier may include: a logical channel identifier of data to be transmitted, or a logical channel group identifier corresponding to the data to be transmitted, or a logical channel group identifier corresponding to specific data transmission, or, specific data transmission Corresponding logical channel identifier.
  • the parameters of the service carried by the resource authorization may include at least one of the following: the priority of the service, the type of the service, and the 5G Quality of Service (QoS) identifier (5QI) parameter of the service , QoS of business.
  • QoS 5G Quality of Service
  • the physical channels for scheduling resource authorization may include but are not limited to: physical downlink control channel (Physical Downlink Control Channel, PDCCH), enhanced physical downlink control channel (Enhanced physical downlink control channel, ePDCCH).
  • PDCCH Physical Downlink Control Channel
  • ePDCCH enhanced physical downlink control channel
  • the first resource authorization may satisfy at least one of the following conditions: the first resource authorization is transmitted first among the multiple resource authorizations, and the first resource authorization is prioritized among the multiple resource authorizations The highest level, the attribute of the first resource authorization meets the set attribute of resource authorization, the first resource authorization is used for retransmission, the logical channel of the first resource authorization meets the set condition, and the physical channel that schedules the first resource authorization is determined by the specific
  • the wireless network temporary identity Radio Network Tempory Identity, RNTI
  • RNTI Radio Network Tempory Identity
  • the resource authorization scheduled by the PDCCH at the current time overlaps with the resource authorization scheduled at any previous time, the resource authorization scheduled by the PDCCH at the current time is not transmitted; If the authorizations do not overlap, the resource authorization scheduled by the PDCCH at the current moment may be determined as the first resource authorization.
  • the The scheduled resource authorization is determined as the first resource authorization.
  • the resource authorization scheduled by the PDCCH at the current time does not overlap with the resource authorization scheduled at any previous time, and there are at least two resource authorizations that overlap at the current time, for example, the resource authorizations scheduled at the current time overlap and overlap resources There are at least two authorizations, and the resource authorization with the highest priority among the resource authorizations overlapping at the current moment may be determined as the first resource authorization.
  • the attribute of the first resource authorization satisfying the set resource authorization attribute may be: a.
  • the subcarrier interval of the first resource authorization satisfies the set subcarrier interval list, for example, the set subcarrier interval list includes 15KHz, 30KHz and 60KHz, the first resource authorization can be determined in the resource authorization with subcarrier spacing of 15KHz, 30KHz or 60KHz;
  • the transmission duration of the physical shared channel authorized by the first resource satisfies the set maximum allowable physical shared channel transmission duration, for example, the set maximum allowable physical uplink shared channel (Physical Uplink Shared Channel, PUSCH) transmission duration is shorter.
  • the resource authorization corresponding to the shorter transmission duration may be determined as the first resource authorization, or the resource authorization for transmitting the URLLC service may be determined as the first resource authorization;
  • the type of the first resource authorization is a specific type
  • the serving cell to which the first resource authorization is applied is an allowed serving cell for transmission
  • the MCS table used for the transmission of the precoding applied by the first resource authorization meets the set MCS table list
  • the UCI applied by the first resource authorization for the transmission of a physical shared channel (which may be a physical uplink shared channel or a physical downlink shared channel) meets the set conditions;
  • the configuration authorization timer applied by the first resource authorization meets the set conditions
  • modulation order, code rate and corresponding transmission block size applied by the first resource authorization satisfy certain conditions
  • the indication information applied by the first resource authorization is indication information for a specific service.
  • the specific service may be, but not limited to, URLLC service, eMBB service, industrial Internet of Things service, vertical industry service, long-term evolution voice bearer (Voice over Long-Term Evolution, VoLTE) service, Internet of Vehicles service, etc.;
  • the logical channel or logical channel group applied by the first resource authorization meets the set conditions.
  • the specific RNTI may be, but not limited to, a cell C-RNTI (Cell-RNTI, C-RNTI), a temporary C-RNTI (Temporary C-RNTI, TC-RNTI), or a configuration scheduling RNTI (Configured Scheduling RNTI, CS-RNTI), vehicle-RNTI (Vehicle RNTI, V-RNTI), dedicated RNTI.
  • the logical channel corresponding to the first resource authorization satisfies the set condition may be: the logical channel corresponding to the first resource authorization has a configuration-to-be-transmitted service with strict QoS requirements (such as a URLLC service).
  • the logical channel corresponding to the first resource authorization satisfies the set condition: the logical channel of the data to be transmitted corresponds to a specific logical channel identifier (for example, the identifier corresponds to an industrial Internet of Things service), or the logical channel of the data to be transmitted
  • the group corresponds to a specific logical channel group identifier.
  • the communication device may first determine the second resource authorization, and then use the Media Access Control (MAC) layer to send the second resource authorization to the HARQ entity.
  • MAC Media Access Control
  • the second resource authorization belongs to a plurality of dynamically scheduled resource authorizations mentioned above, and the second resource authorization includes at least one resource authorization.
  • the second resource authorization may be determined at the MAC layer.
  • the MAC layer may be used to send at least one of the second resource authorization to the HARQ entity.
  • the communication device may use the MAC layer to send all resource authorizations in the second resource authorization to the HARQ entity.
  • the communication device may use the MAC layer to send any one of the second resource authorizations to the HARQ entity. For example, if the communication device uses the MAC layer to determine the second resource authorization, the MAC layer receives only one resource authorization, and other resource authorizations have not yet arrived. .
  • the communication device may use the MAC layer to send any one of the second resource authorizations to the HARQ entity. For example, if the MAC layer receives at least one resource authorization, the communication device uses the MAC layer to determine one or more resource authorizations among the multiple resource authorizations as the second resource authorization, and the communication device can use the MAC layer to send the second resource to the HARQ entity. Authorization. It can be understood that at least one of the multiple resource authorizations received by the MAC layer is sent to the HARQ entity.
  • the MAC layer may not send the second resource authorization to the HARQ entity.
  • the second resource authorization at the current time includes only one resource authorization
  • the second resource authorization determined by the communication device using the MAC layer includes only one resource authorization; or, the current communication device receives only one resource using the MAC layer Authorization, authorization of other resources has not yet arrived.
  • the communication device may randomly select the second resource authorization.
  • the communication device may determine the plurality of dynamically scheduled resource authorizations mentioned above as the second resource authorization.
  • the communication device may determine the second resource authorization according to the first condition. It should be understood that, for the communication device to determine the implementation manner of the second resource authorization according to the first condition, reference may be made to the foregoing content for the communication device to determine the implementation manner of the first resource authorization according to the first condition.
  • the second resource authorization may be determined as the first resource authorization.
  • the sent resource authorization may be determined as the first resource authorization.
  • the communication device may use the MAC layer or the physical layer to determine the first resource authorization in the second resource authorization.
  • the communication device uses the MAC layer or the physical layer to determine the implementation manner of the first resource authorization in the second resource authorization.
  • the communication device may use the MAC layer or the physical layer to determine the last resource authorization received by the HARQ process as the first resource authorization.
  • the communication device may use the MAC layer or the physical layer to determine the first resource authorization received by the HARQ process as the first resource authorization.
  • the communication device may use the MAC layer or the physical layer to determine the first resource authorization in the second resource authorization according to the first condition.
  • the method 200 may further include: the communication device uses the physical layer to receive the third indication information, where, The third indication information is used to indicate the first condition.
  • the third indication information may come from other protocol layers or network devices.
  • the content included in the first condition here may be different from the content included in the first condition in which the communication device determines the first resource authorization in the foregoing content.
  • the first condition here is referred to as the second condition.
  • the first condition may include the priority of resource authorization and the attribute of resource authorization
  • the second condition may include the service carried by the resource authorization
  • the first condition may include the transmission order of the resource authorization and information of the logical channel corresponding to the resource authorization
  • the second condition may include whether the resource authorization is used for retransmission and scrambling of the resource authorization
  • the first condition and the second condition include the same content, but the conditions that the first condition and the second condition need to meet may be different.
  • both the first condition and the second condition include resource authorization attributes and resource authorization scrambling, but the subcarrier intervals set in the first condition are 15KHz and 60KHz, and the list of subcarrier intervals set in the second condition is 30KHz.
  • both the first condition and the second condition include scrambling of resource authorization, but the specific RNTI in the first condition is CS-RNTI, and the specific RNTI in the second condition is TC-RNTI.
  • the communication device may use the MAC layer to indicate at least one resource authorization in the second resource authorization to the physical layer.
  • the MAC layer may indicate at least one resource authorization in the second resource authorization to the physical layer.
  • all resource authorizations in the second resource authorization may be indicated to the physical layer, or any resource authorization in the second resource authorizations may be indicated to the physical layer.
  • the communication device may use The MAC layer sends first indication information to the physical layer, where the first indication information is used to indicate the determined first resource authorization.
  • the communication device may use the MAC layer to send the first resource authorization to the physical layer.
  • the communication device may use the physical layer to receive the second indication information, where the second indication information It may be used to indicate the first resource authorization, and/or, the second indication information may be used to assist the physical layer in determining the first resource authorization, and then, based on the second indication information, the communication device may use the physical layer to determine the first resource authorization.
  • the second indication information may come from the MAC layer or from the network device.
  • the second indication information may indicate the service carried by each resource authorization in the second resource authorization, or may indicate each resource in the second resource authorization
  • the authorization priority can also indicate whether the communication device uses the physical layer to receive the resource authorization sent by the HARQ entity at the current time to seize the resource authorization received from the HARQ entity at the previous time. Of course, it can also instruct the communication device to use the physical layer at the current time Whether the priority of receiving the resource authorization sent by the HARQ entity is higher than the priority of receiving the resource authorization sent by the HARQ entity at the last moment.
  • the second indication information may be the same as the first indication information.
  • the method 200 may further include: at the overlapping portion, determining whether to transmit HARQ information corresponding to the resource authorization to the HARQ entity.
  • the communication device may use the physical layer to determine the first resource authorization among multiple dynamically scheduled resource authorizations.
  • the communication device may use the physical layer to randomly select one resource authorization among multiple dynamically scheduled resource authorizations as the first resource authorization.
  • the communication device may use the physical layer to determine the first resource authorization among the plurality of dynamically scheduled resource authorizations according to the first condition.
  • the content included in the first condition here may be different from the content included in the first condition in which the communication device determines the first resource authorization in the foregoing content.
  • the first condition here is referred to as a third condition.
  • the first condition may include the priority of the resource authorization and the attribute of the resource authorization
  • the third condition may include whether the resource authorization is used for retransmission and scrambling of the resource authorization.
  • the first condition and the third condition include the same content, but the conditions that the first condition and the third condition need to meet may be different.
  • both the first condition and the third condition include resource authorization attributes and resource authorization scrambling, but the subcarrier spacing set in the first condition is 15KHz and 60KHz, and the list of subcarrier spacing set in the third condition is 30KHz.
  • both the first condition and the third condition include scrambling of resource authorization, but the specific RNTI in the first condition is CS-RNTI, and the specific RNTI in the third condition is TC-RNTI.
  • the third condition may be a default configuration, or may come from a network device.
  • the communication device uses the physical layer to determine that the implementation of the first resource authorization does not involve the MAC layer throughout the multiple dynamically scheduled resource authorizations.
  • the communication device may use the MAC layer and the physical layer to determine the first resource authorization at the same time.
  • the resource authorization to transmit data in the overlapping part is determined among the multiple resource authorizations, and then the data is transmitted using the determined resource authorization in the overlapping part, so that To achieve data transmission in the overlapping part.
  • FIG. 3 shows a schematic block diagram of a communication device 300 according to an embodiment of the present application.
  • the communication device 300 includes:
  • the processing unit 310 is configured to determine a first resource authorization for transmitting data in the overlapping portion if multiple dynamically scheduled resource authorizations have overlapping portions, and the multiple resource authorizations include the first resource authorization;
  • the communication unit 320 is configured to authorize the transmission of data using the first resource in the overlapping part.
  • the processing unit 310 is specifically configured to: determine the first resource authorization according to the first condition;
  • the first condition includes at least one of the following conditions: transmission order of resource authorization, priority of resource authorization, attributes of resource authorization, whether resource authorization is used for retransmission, information of logical channels corresponding to resource authorization, and scheduling resources Scrambling of authorized physical channels, services carried by resource authorization, and scrambling of resource authorization.
  • the attribute of resource authorization includes at least one of the following:
  • the information of the logical channel includes at least one of the following: priority of the logical channel, parameters of the logical channel, services carried by the logical channel, and identification of the logical channel.
  • the parameters of the service carried by the resource authorization include at least one of the following: the priority of the service, the type of the service, the 5G quality of service QoS identifier 5QI parameter of the service, and the Qos of the service.
  • the first resource authorization meets at least one of the following conditions:
  • the first resource authorization is transmitted first among the plurality of resource authorizations
  • the first resource authorization has the highest priority among the plurality of resource authorizations
  • the attribute of the first resource authorization meets the set attribute of the resource authorization
  • the first resource is authorized for retransmission
  • the logical channel authorized by the first resource meets the set conditions
  • the physical channel authorized by scheduling the first resource is scrambled by a specific RNTI
  • the business corresponding to the first resource authorization is a specific business
  • the first resource grant is scrambled by the specific RNTI.
  • the specific service includes at least one of the following: URLLC service, industrial Internet of Things service, and vertical industry service.
  • the specific RNTI includes at least one of the following: configuration scheduling CS-RNTI, V-RNTI, and dedicated RNTI.
  • the processing unit 310 is specifically configured to: determine the second resource authorization, the multiple resource authorizations include the second resource authorization, and the second resource authorization includes at least one resource authorization;
  • the communication unit 320 is further configured to: use the MAC layer to send the second resource authorization to the HARQ entity;
  • the processing unit 310 is specifically configured to: in the second resource authorization, determine the first resource authorization.
  • the communication unit 320 is specifically configured to: send all resource authorizations in the second resource authorization to the HARQ entity, or send any resource authorizations in the second resource authorization to the HARQ entity.
  • the second resource authorization is determined by the processing unit 310 using the MAC layer.
  • the processing unit 310 is specifically configured to: use the MAC layer to determine the second resource authorization according to the first condition.
  • the processing unit 310 is specifically configured to: use the MAC layer to determine multiple resource authorizations as second resource authorizations.
  • the processing unit 310 is specifically configured to: use the MAC layer or the physical layer to determine the first resource authorization.
  • the communication unit 320 is further configured to send the first indication information to the physical layer using the MAC layer, and the first indication information is used to Indicates the determined first resource authorization.
  • the communication unit 320 is further configured to: use the MAC layer to send the first resource authorization to the physical layer.
  • the communication unit 320 is further configured to: use the physical layer to receive second indication information, and the second indication information is used to indicate The first resource authorization, and/or, the second indication information is used to assist the physical layer in determining the first resource authorization;
  • the processing unit 310 is further configured to determine the first resource authorization using the physical layer based on the second indication information.
  • the second indication information comes from the MAC layer or the network device.
  • the processing unit 310 is specifically configured to: use the MAC layer or the physical layer to determine the first resource authorization according to the first condition.
  • the processing unit uses the physical layer to determine the first resource authorization
  • the communication unit 320 is further configured to: use the physical layer to receive third indication information, and the third indication information is used to indicate the first condition .
  • the third indication information comes from other protocol layers or network devices.
  • the processing unit 310 is specifically configured to: use the MAC layer or the physical layer to determine the last resource authorization received by the HARQ entity as the first resource authorization.
  • the processing unit 310 is specifically configured to: if the second resource authorization includes a resource authorization, determine the second resource authorization as the first resource authorization.
  • the processing unit 310 is specifically configured to: use the physical layer to determine the first resource authorization among the multiple resource authorizations.
  • the communication unit 320 is further configured to: in the overlapping portion, determine whether to transmit HARQ information corresponding to the resource authorization to the HARQ entity.
  • multiple dynamically scheduled resource authorizations have overlapping portions as follows: multiple dynamically scheduled resource authorizations have overlapping portions in the time domain.
  • the communication device 300 may correspond to the communication device in the method 200, and the corresponding operation of the communication device in the method 200 may be implemented. For the sake of brevity, no further description is provided here.
  • FIG. 4 is a schematic structural diagram of a communication device 400 provided by an embodiment of the present application.
  • the communication device 400 shown in FIG. 4 includes a processor 410, and the processor 410 can call and run a computer program from the memory to implement the method in the embodiments of the present application.
  • the communication device 400 may further include a memory 420.
  • the processor 410 can call and run a computer program from the memory 420 to implement the method in the embodiments of the present application.
  • the memory 420 may be a separate device independent of the processor 410, or may be integrated in the processor 410.
  • the communication device 400 may further include a transceiver 430, and the processor 410 may control the transceiver 430 to communicate with other devices, specifically, may send information or data to other devices, or receive other Information or data sent by the device.
  • the transceiver 430 may include a transmitter and a receiver.
  • the transceiver 430 may further include antennas, and the number of antennas may be one or more.
  • the communication device 400 may specifically be a communication device according to an embodiment of the present application, and the communication device 400 may implement the corresponding process implemented by the communication device in each method of the embodiment of the present application. .
  • FIG. 5 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 500 shown in FIG. 5 includes a processor 510, and the processor 510 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the chip 500 may further include a memory 520.
  • the processor 510 can call and run a computer program from the memory 520 to implement the method in the embodiments of the present application.
  • the memory 520 may be a separate device independent of the processor 510, or may be integrated in the processor 510.
  • the chip 500 may further include an input interface 530.
  • the processor 510 can control the input interface 530 to communicate with other devices or chips. Specifically, it can obtain information or data sent by other devices or chips.
  • the chip 500 may further include an output interface 540.
  • the processor 510 can control the output interface 540 to communicate with other devices or chips. Specifically, it can output information or data to other devices or chips.
  • the chip can be applied to the communication device in the embodiments of the present application, and the chip can implement the corresponding process implemented by the communication device in each method of the embodiments of the present application.
  • chips mentioned in the embodiments of the present application may also be referred to as system-on-chips, system chips, chip systems, or system-on-chip chips.
  • the processor in the embodiment of the present application may be an integrated circuit chip, which has signal processing capabilities.
  • each step of the foregoing method embodiment may be completed by an integrated logic circuit of hardware in a processor or instructions in the form of software.
  • the above-mentioned processor may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an existing programmable gate array (Field Programmable Gate Array, FPGA), or other available Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application may be implemented or executed.
  • the general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied and executed by a hardware decoding processor, or may be executed and completed by a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a mature storage medium in the art, such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, and registers.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically Erasable programmable read only memory (Electrically, EPROM, EEPROM) or flash memory.
  • the volatile memory may be a random access memory (Random Access Memory, RAM), which is used as an external cache.
  • RAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • Synchlink DRAM SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiments of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous) DRAM (SDRAM), double data rate synchronous dynamic random access memory (double data) SDRAM (DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is to say, the memories in the embodiments of the present application are intended to include but are not limited to these and any other suitable types of memories.
  • FIG. 6 is a schematic block diagram of a communication system 600 provided by an embodiment of the present application. As shown in FIG. 6, the communication system 600 includes a terminal device 610 and a network device 620.
  • the terminal device 610 can be used to implement the corresponding functions implemented by the terminal device in the above method
  • the network device 620 can be used to implement the corresponding functions implemented by the network device in the above method.
  • Embodiments of the present application also provide a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium may be applied to the communication device in the embodiments of the present application, and the computer program causes the computer to execute the corresponding process implemented by the communication device in each method of the embodiments of the present application. No longer.
  • An embodiment of the present application also provides a computer program product, including computer program instructions.
  • the computer program product can be applied to the communication device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the communication device in each method of the embodiment of the present application. Repeat again.
  • An embodiment of the present application also provides a computer program.
  • the computer program can be applied to the communication device in the embodiments of the present application.
  • the computer program runs on the computer, the computer is allowed to execute the corresponding process implemented by the communication device in each method of the embodiment of the present application. , Will not repeat them here.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the units is only a division of logical functions.
  • there may be other divisions for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application essentially or part of the contribution to the existing technology 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 storage medium, including Several instructions are used to enable a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in the embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code .

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente invention concernent un procédé et un dispositif de communication sans fil. Le procédé comprend les étapes consistant à : si de multiples autorisations de ressources de planification dynamique ont une partie en chevauchement, déterminer une première autorisation de ressources transmettant des données dans la partie en chevauchement, les multiples autorisations de ressources comprenant la première autorisation de ressources ; et, dans la partie en chevauchement, transmettre les données en utilisant la première autorisation de ressources. Le procédé et le dispositif de communication sans fil d'après les modes de réalisation de la présente invention permettent une transmission de données dans la partie en chevauchement.
PCT/CN2018/118789 2018-11-30 2018-11-30 Procédé et dispositif de communication sans fil Ceased WO2020107489A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/CN2018/118789 WO2020107489A1 (fr) 2018-11-30 2018-11-30 Procédé et dispositif de communication sans fil
PCT/CN2019/072580 WO2020107692A1 (fr) 2018-11-30 2019-01-21 Procédé de communication sans fil et dispositif de communication
CN201980051942.3A CN112534924A (zh) 2018-11-30 2019-02-14 一种无线通信方法和通信设备
PCT/CN2019/075122 WO2020107714A1 (fr) 2018-11-30 2019-02-14 Procédé de communication radio et dispositif de communication

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PCT/CN2018/118789 WO2020107489A1 (fr) 2018-11-30 2018-11-30 Procédé et dispositif de communication sans fil

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CN114501531B (zh) * 2020-10-23 2025-03-18 大唐移动通信设备有限公司 一种数据传输方法、装置及设备
CN115174008B (zh) * 2021-04-02 2023-11-07 大唐移动通信设备有限公司 数据传输方法、装置及存储介质
WO2023108359A1 (fr) * 2021-12-13 2023-06-22 北京小米移动软件有限公司 Procédé et appareil de détermination de canal, dispositif et support de stockage

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