WO2021012284A1 - 一种上行信息传输方法、设备及存储介质 - Google Patents

一种上行信息传输方法、设备及存储介质 Download PDF

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Publication number
WO2021012284A1
WO2021012284A1 PCT/CN2019/097790 CN2019097790W WO2021012284A1 WO 2021012284 A1 WO2021012284 A1 WO 2021012284A1 CN 2019097790 W CN2019097790 W CN 2019097790W WO 2021012284 A1 WO2021012284 A1 WO 2021012284A1
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WIPO (PCT)
Prior art keywords
pusch
pucch
uci
information
channel
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PCT/CN2019/097790
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English (en)
French (fr)
Inventor
徐婧
林亚男
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to PCT/CN2019/097790 priority Critical patent/WO2021012284A1/zh
Priority to EP19938577.4A priority patent/EP3996449B1/en
Priority to CN201980092823.2A priority patent/CN113678549A/zh
Publication of WO2021012284A1 publication Critical patent/WO2021012284A1/zh
Priority to US17/648,851 priority patent/US20220150918A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H04W72/569Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/21Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • H04W72/1263Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows

Definitions

  • the present invention relates to mobile communication technology, in particular to an uplink information transmission method, equipment and storage medium.
  • communication systems involve the introduction of high-priority services such as Ultra-reliable Low Latency (URLLC) services, but different types of services are not distinguished, making similar high-priority services The reliability of service transmission cannot be guaranteed.
  • high-priority services such as Ultra-reliable Low Latency (URLLC) services
  • URLLC Ultra-reliable Low Latency
  • the embodiments of the present invention provide an uplink information transmission method, device and storage medium, which can ensure the transmission reliability of high-priority services.
  • an embodiment of the present invention provides an uplink information transmission method, including:
  • the priority parameters include:
  • the information priority of the PUCCH is the information priority of the PUCCH.
  • the information priority of the PUCCH and the information priority of the PUSCH are identical to each other.
  • an information transmission device including:
  • the resource determining unit is configured to determine whether the time domain resources of the physical uplink control channel PUCCH and the time domain resources of the physical uplink shared channel PUSCH overlap in the time domain;
  • the mode determining unit is configured to determine the transmission mode of the PUCCH and the PUSCH according to the priority parameter if there is overlap; the priority parameter includes:
  • the information priority of the PUCCH is the information priority of the PUCCH.
  • the information priority of the PUCCH and the information priority of the PUSCH are identical to each other.
  • an embodiment of the present invention provides an information transmission device, including a processor and a memory for storing a computer program that can run on the processor, wherein the processor is configured to execute the above The steps of the uplink information transmission method executed by the information transmission device.
  • an embodiment of the present invention provides a storage medium that stores an executable program that, when executed by a processor, implements the uplink information transmission method executed by the information transmission device.
  • the uplink information transmission method provided by the embodiment of the present invention includes: when the time domain resource of the PUCCH and the time domain resource of the PUSCH overlap in the time domain, the information transmission device determines according to the information priority of the PUCCH
  • the transmission mode of the PUCCH and/or the PUSCH, or the information priority of the PUCCH and the information priority of the PUSCH are combined to determine the transmission mode of the PUCCH and/or the PUSCH.
  • the transmission modes of the PUCCH and the PUSCH are associated with the information priority, so as to avoid discarding the information of the service with the high information priority, so that the transmission reliability of the service with the high information priority cannot be guaranteed.
  • FIG. 1 is a schematic diagram of an optional timing relationship provided by an embodiment of the present invention
  • FIG. 2 is a schematic diagram of an optional timing relationship provided by an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of an optional composition structure of a communication system according to an embodiment of the present invention.
  • 4A is a schematic diagram of an optional processing flow of an uplink information transmission method according to an embodiment of the present invention.
  • 4B is a schematic diagram of an optional processing flow of an uplink information transmission method according to an embodiment of the present invention.
  • FIG. 5 is an optional schematic diagram of switching time domain overlap in an embodiment of the present invention.
  • FIG. 6 is a schematic diagram of an optional timing relationship provided by an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of an optional timing relationship provided by an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of an optional UCI ordering according to an embodiment of the present invention.
  • FIG. 9 is a schematic diagram of an optional UCI ordering according to an embodiment of the present invention.
  • FIG. 10 is a schematic diagram of an optional UCI sorting according to an embodiment of the present invention.
  • FIG. 11 is a schematic diagram of an optional structure of a terminal device and a network device according to an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of an optional processing flow of an uplink information transmission method provided by an embodiment of the present invention.
  • FIG. 13 is a schematic diagram of an optional processing flow of an uplink information transmission method provided by an embodiment of the present invention.
  • FIG. 14 is a schematic diagram of an optional structure of an information transmission device provided by an embodiment of the present invention.
  • FIG. 15 is an optional structural diagram of an electronic device provided by an embodiment of the present invention.
  • NR New Radio
  • UE User Equipment
  • the flexibility of PUCCH and PUSCH structure design makes their start symbol and end symbol not necessarily aligned.
  • the PUCCH and PUSCH must meet fixed timing requirements before the PUCCH can be multiplexed onto the PUSCH. Otherwise, the UE will discard the PUSCH.
  • the fixed timing requirements for PUCCH and PUSCH multiplexing include the following two timing requirements:
  • the time difference between the first OFDM symbol of the earliest transmitted channel of the PUCCH and PUSCH that overlaps in the time domain to the last OFDM symbol of the PDSCH scheduled by the DCI scheduling HARQ-ACK (as shown in Figure 1 T1) is longer than N1+1 OFDM symbol.
  • N1 is its own PDSCH processing capability reported by the UE.
  • N2 is the time reported by the UE for its own PUSCH preparation.
  • the multi-slot PUCCH conflicts with the PUSCH time domain, in order to ensure the transmission performance of the multi-slot PUCCH, in the time slot where the PUCCH and the PUSCH time domain overlap, the PUSCH is directly discarded, the PUCCH is transmitted, and the PUCCH coding on multiple time slots is guaranteed
  • the methods are consistent, which can realize the combination of PUCCH on multiple time slots and ensure the receiving performance of PUCCH.
  • the types of UCI carried on the PUSCH include: Hybrid Automatic Repeat reQuest (Hybrid Automatic Repeat reQuest, HARQ)-Response (ACK) and Channel State Information (CSI).
  • HARQ-ACK and CSI and the mapping sequence are HARQ-ACK, CSI.
  • Each type of UCI is coded independently, and the number of occupied resource elements (Resource Element, RE) passes through the total load size of this part of UCI (including the load size of Cyclic Redundancy Check (CRC)) and The ratio of the total load size of the uplink data determines the proportion of this part of UCI in all RE resources in the PUSCH.
  • RE Resource Element
  • the number of REs occupied by HARQ-ACK is calculated by formula (1),
  • O ACK is the number of HARQ-ACK bits
  • L ACK is the number of CRC bits
  • the number of REs on the denominator Indicates the payload size of the uplink data.
  • O CSI-1 is the number of CSI part I bits.
  • O CSI-2 is the number of CSI part II bits.
  • the URLLC service is introduced, which is characterized by achieving ultra-high reliability (for example, 99.999%) transmission within an extreme time delay (for example, 1 ms).
  • the UCI in the PUCCH will be multiplexed into the PUSCH to realize the transmission of two pieces of information (UCI and data). If the timing requirements are not met, the UCI in the PUCCH is transmitted first. When PUSCH carries URLLC data, the transmission of PUSCH is stopped, which brings additional delay, which may cause it to fail to meet the service delay requirements.
  • the downlink grant (DL grant) is after the uplink grant (UL grant), which is not supported by existing standards, and DL grant and UL grant are ignored, and PUCCH and PUSC transmissions are not performed. Therefore, this scheduling constraint will bring extra delay.
  • the embodiment of the present invention provides an uplink information transmission method.
  • the uplink information transmission method of the embodiment of the present invention can be applied to various communication systems, such as: Long Term Evolution (LTE) system, LTE frequency division dual Frequency Division Duplex (FDD) system, LTE Time Division Duplex (TDD), Universal Mobile Telecommunication System (UMTS) communication system, 5G system or future communication system, etc.
  • LTE Long Term Evolution
  • FDD frequency division dual Frequency Division Duplex
  • TDD LTE Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • the communication system 300 applied in the embodiment of the present invention is shown in FIG. 3.
  • the communication system 300 may include a network device 310, and the network device 310 may be a device that communicates with a terminal device 320 (or called a communication terminal or terminal).
  • the network device 310 may provide communication coverage for a specific geographic area, and may communicate with terminal devices located in the coverage area.
  • the network device 310 may be an Evolutional Node B (eNB or eNodeB) in an LTE system, a base station (gNB) in an NR/5G system, or a cloud radio access network (Cloud Radio Access Network, CRAN), or the network device can be a mobile switching center, relay station, access point, in-vehicle device, wearable device, hub, switch, bridge, router, network side in 5G network Equipment or network equipment in the future evolution of the Public Land Mobile Network (Public Land Mobile Network, PLMN), etc.
  • eNB or eNodeB Evolutional Node B
  • gNB base station
  • CRAN Cloud Radio Access Network
  • the network device can be a mobile switching center, relay station, access point, in-vehicle device, wearable device, hub, switch, bridge, router, network side in 5G network Equipment or network equipment in the future evolution of the Public Land Mobile Network (Public Land Mobile Network, PLMN), etc.
  • PLMN Public Land Mobile Network
  • the communication system 300 also includes at least one terminal device 320 located within the coverage area of the network device 310.
  • the "terminal equipment” used here includes but is not limited to connection via wired lines, such as via public switched telephone networks (PSTN), digital subscriber lines (Digital Subscriber Line, DSL), digital cables, and direct cable connections ; And/or another data connection/network; and/or via a wireless interface, such as for cellular networks, wireless local area networks (WLAN), digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and/or another terminal device that is set to receive/send communication signals; and/or Internet of Things (IoT) equipment.
  • PSTN public switched telephone networks
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • a terminal device set to communicate through a wireless interface may be referred to as a "wireless communication terminal", a “wireless terminal” or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellites or cellular phones; Personal Communications System (PCS) terminals that can combine cellular radio phones with data processing, fax, and data communication capabilities; can include radio phones, pagers, Internet/intranet PDA with internet access, web browser, memo pad, calendar, and/or Global Positioning System (GPS) receiver; and conventional laptop and/or palmtop receivers or others including radio phone transceivers Electronic device.
  • PCS Personal Communications System
  • GPS Global Positioning System
  • Terminal equipment can refer to an access terminal, UE, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or user device.
  • the access terminal can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, a personal digital processing (Personal Digital Assistant, PDA), with wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in 5G networks, or terminal devices in the future evolution of PLMN, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • direct terminal connection (Device to Device, D2D) communication may be performed between the terminal devices 320.
  • the 5G system or 5G network may also be referred to as a New Radio (NR) system or NR network.
  • NR New Radio
  • FIG. 3 exemplarily shows one network device and two terminal devices.
  • the communication system 300 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices.
  • the present invention The embodiment does not limit this.
  • the communication system 300 may also include other network entities such as a network controller and a mobility management entity, which are not limited in the embodiment of the present invention.
  • a device with a communication function in the network/system in the embodiment of the present invention may be referred to as a communication device.
  • the communication device may include a network device 310 with a communication function and a terminal device 30.
  • the network device 310 and the terminal device 320 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 300, such as network controllers, mobility management entities, and other network entities, which are not limited in the embodiment of the present invention.
  • the network device 310 or the terminal device 320 in the communication system 300 may be referred to as an information transmission device.
  • the uplink information transmission method provided by the embodiment of the present invention includes: determining whether the time domain resources of the physical uplink control channel PUCCH and the time domain resources of the physical uplink shared channel PUSCH overlap in the time domain, if there is overlap, determine according to the priority parameter
  • the transmission mode of the PUCCH and/or the PUSCH; the priority parameter includes: the information priority of the PUCCH; or the information priority of the PUCCH and the information priority of the PUSCH.
  • the time domain resources of the PUCCH and the time domain resources of the PUSCH overlap in the time domain, only the information on the PUCCH or only the information on the PUSCH is transmitted, or the PUCCH Part of or all of the above information is multiplexed onto the PUSCH for transmission.
  • the information on PUCCH includes UCI
  • the information on PUCSH includes UCI and data.
  • the uplink information transmission method provided by the embodiment of the present invention can be executed by a terminal device or a network device. Taking the uplink information transmission method provided by the embodiment of the present invention to be executed by a terminal device as an example, as shown in FIG. 4A, the method includes the following steps:
  • Step S401a The terminal device determines whether the time domain resources of the physical uplink control channel PUCCH and the time domain resources of the physical uplink shared channel PUSCH overlap in the time domain.
  • Step S402a if there is overlap, the terminal device determines the transmission mode of the PUCCH and/or the PUSCH according to the priority parameter.
  • Step S403a The terminal device transmits PUCCH and/or PUSCH information according to the determined transmission mode.
  • the terminal device receives the DL grant sent by the network device, schedules the PDSCH according to the received DL grant, and determines the HARQ-ACK feedback resource for the scheduled PDSCH, that is, the resource of the PUCCH, according to the received DL grant.
  • the determined PUCCH resources include time domain resources and frequency domain resources.
  • the terminal device receives the UL grant sent by the network device, and determines the PUSCH resource according to the received UL grant.
  • the determined PUSCH resource includes time domain resources and frequency domain resources.
  • the terminal device receives semi-static signaling and corresponding downlink control information (Downlink Control Information, DCI) trigger signaling sent by the network device, and determines the PUSCH resource according to the semi-static signaling and corresponding DCI trigger signaling.
  • PUSCH resources include frequency domain resources and time domain resources.
  • the semi-static signaling includes: configured grant configuration (ConfiguredGrantConfig) and semi-static scheduling configuration (SPS-Config).
  • the DCI trigger signaling includes: configured scheduling RNTI (Configured Scheduling RNTI, CS-RNTI) scrambling, namely, CRC DCI.
  • the terminal receives the semi-static signaling (for example, SchedulingRequestResourceConfig, or CSI-ReportConfig) sent by the network side to determine the PUCCH resource carrying a scheduling request (Scheduling Request, SR) or CSI.
  • the semi-static signaling for example, SchedulingRequestResourceConfig, or CSI-ReportConfig
  • the uplink information transmission method provided by the embodiment of the present invention is executed by a network device as an example for description. As shown in FIG. 4B, the method includes the following steps:
  • Step S401b The network device determines whether the time domain resources of the physical uplink control channel PUCCH and the time domain resources of the physical uplink shared channel PUSCH overlap in the time domain.
  • Step S402b if there is overlap, the network device determines the transmission mode of the PUCCH and/or the PUSCH according to the priority parameter.
  • Step S403b the network device detects the information sent by the receiving terminal according to the determined transmission mode.
  • the network device determines the PUCCH resource and PUSCH resource according to the information carried in the message sent to the terminal device, and the message used to determine the PUCCH resource and PUSCH resource is the same as the message used by the terminal device to determine the PUCCH resource and PUSCH resource. Repeat it again.
  • the priority parameter includes one of the following two situations:
  • time domain resources of the PUCCH and the time domain resources of the PUSCH overlap in the time domain are shown in FIG. 5, including: partial overlap shown in 501, inclusion shown in 502, and complete overlap shown in 503.
  • the information priority is determined according to at least one of the following attribute parameters: service type, service reliability requirement, and transmission delay requirement.
  • Service types may include: Enhanced Mobile Broadband (eMBB), Mass Machine Communication (mMTC), uRLLC, etc.
  • the reliability requirements of the business can be characterized by different reliability identifiers.
  • the reliability requirements include: first-level reliability, second-level reliability, and third-level reliability, and are sorted from high to low according to reliability: first-level Reliability, secondary reliability, and tertiary reliability.
  • the transmission delay requirements of the service can be characterized by different delay identifiers.
  • the transmission delay requirements include: first-level delay, second-level delay, and third-level delay, and the order of delay requirements from high to low is: First-level delay, second-level delay and third-level delay.
  • the information priority of PUCCH or PUSCH may be determined according to the level of the current attribute parameter.
  • the attribute parameters include multiple types of attribute parameters
  • the information priority of the PUCCH or the information priority of the PUSCH may be determined according to the multiple attribute parameters.
  • the attribute parameters include multiple types of attribute parameters
  • the levels corresponding to different attribute parameters are determined, and the quantization results of the multiple levels are weighted and summed to obtain the information priority of PUCCH or PUSCH.
  • the attribute parameters include multiple types of attribute parameters, the level corresponding to each attribute parameter is determined, and the highest level is determined as the information priority of the corresponding channel.
  • the information priority of the PUCCH or the information priority of the PUSCH is indicated in any of the following ways: explicit indication via DCI; implicit indication via DCI; implicit indication via channel attributes Instructions; pre-appointed by terminal equipment and network equipment.
  • the attributes of the channel may include parameters such as the number of symbols and period of the channel.
  • the network device or the terminal device can directly determine the transmission mode of the PUCCH and the PUSCH according to the information priority of the PUCCH and the information priority of the PUSCH, or can also transmit according to the PUCCH and the PUSCH and multiplexing transmission The relationship of the conditions determines the transmission mode of the PUCCH and the PUSCH.
  • the PUCCH and/or PUSCH transmission mode when the PUCCH and/or PUSCH transmission mode is determined according to the PUCCH information priority and the PUSCH information priority, it includes: when the PUCCH and the PUSCH do not satisfy multiplexing transmission When the condition is met, it is determined to transmit one of the PUCCH and the PUSCH according to the information priority of the PUCCH and the information priority of the PUSCH.
  • the PUCCH and PUSCH do not meet the multiplexing transmission condition, the PUCCH is not multiplexed into the PUSCH, and only the PUCCH or only the PUSCH is transmitted according to the priority information of the PUCCH and the priority information of the PUSCH.
  • the PUCCH and PUSCH meet the multiplexing transmission conditions, part of the UCI or all of the UCI on the PUCCH is multiplexed into the PUSCH, and the UCI order of the PUCCH multiplexed into the PUSCH is determined according to the priority information of the PUCCH.
  • the first sequence is from the first Orthogonal Frequency Division Multiplexing (OFDM) symbol of the earliest transmitted channel of the PUCCH and PUSCH overlapping in the time domain to the last scheduled PDSCH of the DCI that schedules HARQ-ACK
  • the time difference of the OFDM symbol (T1 as shown in Figure 1).
  • the second timing is the time difference from the first OFDM symbol of the earliest transmitted channel of the PUCCH and PUSCH in the time domain to the last OFDM symbol of the latest DCI (DCI for scheduling PUSCH or DCI for scheduling PUCCH) (as shown in Figure 1 Show T2).
  • the multiplexing transmission conditions include: a first timing requirement corresponding to the first timing and a second timing requirement corresponding to the second timing.
  • the first timing requirement is: greater than N1+1 OFDM symbols
  • N1 is the time reported by the UE to process the PDSCH by itself.
  • the second timing requirement is: greater than N2+1 OFDM symbols
  • N2 is the time for the UE to report its own PUSCH preparation.
  • the first timing does not meet the first timing requirement, or the second timing does not meet the second timing requirement, it is determined that the first timing and the second timing do not meet the multiplexing transmission condition.
  • the rule content of the multiplexing transmission condition is not limited in any way.
  • the determining and transmitting one of the PUCCH and the PUSCH according to the information priority includes at least one of the following:
  • Manner 1 When the information priority of the PUCCH is different from the information priority of the PUSCH, transmit the PUCCH and the PUSCH with the higher information priority;
  • Manner 2 When the PUCCH information priority and the PUSCH information priority are the same, determine the PUCCH channel level and the PUSCH channel level, and transmit the PUCCH and the channel level in the PUSCH The taller one.
  • the first way is: when the information priorities of the two are different, the information priority is used as the basis for selecting the transmitted channel.
  • PUCCH when the information priority of PUCCH and PUSCH are different and the information priority of PUCCH is higher than that of PUSCH, PUCCH is transmitted. In another example, when the information priority of PUCCH and PUSCH are different and the information priority of PUCCH is lower than that of PUSCH, then PUSCH is transmitted.
  • the second method is: when the two information priorities are the same, the channel level is used as the basis for selecting the transmitted channel.
  • the information priority of PUCCH and PUSCH are the same, and the channel level of PUCCH is higher than that of PUSCH, then PUCCH is transmitted.
  • the PUCCH and PUSCH have the same information priority, and the PUCCH channel level is lower than the PUSCH channel level, then the PUSCH is transmitted.
  • only the first method may be used for determination, only the second method may be used for determination, or both the first method and the second method may be used for determination.
  • the determining the transmission mode of the PUCCH and/or the PUSCH according to the information priority further includes at least one of the following:
  • the channel with a low priority for transmitting information is stopped.
  • the PUCCH is transmitted and the transmission of PUSCH is stopped.
  • the PUSCH is transmitted and the transmission of PUCCH is stopped.
  • the transmission of a channel with a low channel level is stopped.
  • PUCCH and PUSCH have the same information priority, and the channel level of PUCCH is higher than the channel level of PUSCH, then PUCCH is transmitted, and PUSCH transmission is stopped.
  • PUCCH and PUSCH have the same information priority, and the channel level of PUCCH is lower than the channel level of PUSCH, then PUSCH is transmitted, and PUCCH transmission is stopped.
  • the channel transmitted in the PUCCH and PUSCH is called the first channel, and the channel whose transmission is stopped is called the second channel.
  • the first channel is the PUCCH
  • the second channel is the PUSCH.
  • the transmission of the PUCCH is stopped, and the first channel is the PUSCH
  • the second channel is the PUCCH.
  • stop transmitting the second channel includes at least one of the following: stop transmitting the entire second channel; stop transmitting the part of the second channel that corresponds to the time period of the first channel overlapping in the time domain; stop transmitting the second medium and The part of the first channel after the start position of the time domain overlap.
  • one or more of the above three stopping methods can be used to stop the transmission of the second channel, and the method of stopping the transmission of the second channel is as follows: the terminal device and the network device agree in advance ⁇ ; configured by the network device; or determined according to the sequence of the time point at which the information transmission device can determine the conflict and the transmission time point of the second channel.
  • the conflict means that the PUCCH and PSUCH conflict in the time domain, that is, overlap.
  • the network device may send the configuration mode to the terminal device through the set parameters, so that the terminal device can obtain the mode of the network device configuration.
  • the terminal device may notify the determined manner through a set parameter
  • the network device allows the network device to obtain the method determined by the terminal device.
  • the stop mode agreed upon by the terminal device and the network device is: stop transmitting the part of the PUSCH that corresponds to the time period of the PUCCH overlapping in the time domain, then stop the PUSCH, stop transmitting the PUSCH and
  • the PUCCH is the part corresponding to the time period overlapping in the time domain.
  • the stop mode configured by the network device is: stop transmitting the part of the PUSCH that overlaps with the PUCCH in the time domain after the start position, then stop transmitting the PUSCH and stop transmitting the parts of the PUSCH.
  • the PUCCH is the part after the start position of the time domain overlap.
  • the terminal device can determine the time point of conflict and the sequence of the PUSCH transmission time point to determine the stop mode
  • when the terminal device can determine the conflict time point is before the PUSCH transmission time point stop The entire PUSCH transmission, otherwise, part of the PUSCH transmission is stopped.
  • the terminal since the terminal can predict the position of the PUCCH according to the DL grant reception before PUSCH transmission, which overlaps with the PUSCH in the time domain, the terminal stops transmitting the entire PUSCH when it makes a decision to stop the PUSCH.
  • the terminal receives the DL Grant. Based on the received DL Grant, it discovers that the PUCCH and the PUSCH overlap in the time domain, and then stops transmitting part of the PUSCH.
  • the determining the transmission mode of the PUCCH and/or the PUSCH according to the information priority of the PUCCH includes: determining the uplink control information UCI order according to the information priority of the PUCCH; The UCI in the PUCCH is multiplexed into the PUSCH in the UCI order.
  • all or part of UCI in PUCCH may be multiplexed into PUSCH.
  • the UCI in the PUCCH is multiplexed into the PUSCH in the UCI order.
  • UCI When the UCI in the PUCCH is multiplexed into the PUSCH, the UCI is multiplexed into the PUSCH in a UCI order determined according to the priority information of the PUCCH.
  • UCI may include: SR, HARQ-ACK/NACK, and CSI.
  • CSI includes: Channel Quality Indicator (CQI), Precoding Matrix Indicator (PMI), and Rank Indicator (Rank Indication, RI).
  • CQI Channel Quality Indicator
  • PMI Precoding Matrix Indicator
  • RI Rank Indicator
  • the sorting rule of the UCI sorting is determined in the following manner: agreed upon by the terminal device and the network device; or according to the sorting configuration of the network device.
  • the sorting rule followed by the terminal device or the network device for UCI sorting may be agreed upon by the terminal device and the network device, or may be instructed by the network device based on the sorting configuration.
  • the network device sends the sorting configuration to the terminal device, and the terminal device sorts the UCI in the PUCCH based on the received sorting configuration.
  • the sorting rule of UCI sorting is determined according to the information priority corresponding to the UCI.
  • the multiple UCIs are sorted according to the information priority of each UCI in multiple UCIs.
  • the number of resources occupied by UCI in PUCCH exceeds the maximum resource used for multiplexing UCI in PUSCH, the latter will be sorted
  • the UCI that exceeds the maximum resource is discarded to avoid discarding the UCI with high priority.
  • the UCI in the PUCCH includes: UCI1, UCI2, UCI3, the UCI order obtained according to the information priority is: UCI1, UCI2, UCI3, and the number of resources occupied by UCI1, UCI2, and UCI3 are 2, 2, and 3 respectively .
  • the maximum resource used for multiplexing UCI in PUSCH is 4, UCI1 and UCI2 are multiplexed into PUSCH, and UCI3 that is ranked next is discarded.
  • UCI1, UCI2, and UCI3 are multiplexed into PUSCH in UCI order UCI1, UCI2, UCI3.
  • multiplexing the UCI in the PUCCH into the PUSCH will reduce the resources used by the PUSCH, thereby reducing the reliability of PUSCH transmission, but based on the UCI information priority, the UCI in the PUCCH is multiplexed into the PUSCH in a certain UCI order.
  • PUSCH it is possible to balance the resource allocation of PUCCH and PUSCH, thereby ensuring the reliability requirements of the two channels.
  • the sorting rule for UCI sorting includes one of the following:
  • Rule 1 Sort according to information priority first, and sort according to UCI type for the same information priority
  • Rule 2 Sort according to UCI type first, and sort according to information priority for the same UCI type.
  • some or all UCI types distinguish information priority.
  • SR, HARQ-ACK/NACK, and CSI all distinguish information priority
  • CSI does not distinguish information priority.
  • sorting according to information priority includes: UCI with high information priority is first; or UCI with low information priority is first.
  • the following is an example to illustrate the sorting of UCI based on information priority based on business type.
  • the services corresponding to UCI include: URLLC and eMBB, and the information priority of URLLC is higher than that of eMBB. All UCI types of URLLC are before all UCI types of eMBB.
  • the UCI sequence including HARQ-ACK and CSI can be: URLLC HARQ-ACK>URLLC CSI>eMBB HARQ-ACK>eMBB CSI.
  • the services corresponding to UCI include: URLLC and eMBB, and the information priority of URLLC is higher than that of eMBB.
  • the UCI type includes HARQ-ACK, and the CSI does not distinguish the service type, the UCI ranking can be: URLLC HARQ-ACK>eMBB HARQ-ACK>CSI.
  • the services corresponding to UCI include URLLC and eMBB, and the information priority of URLLC is higher than that of eMBB.
  • the sorting rule for UCI sorting can be: URLLC SR and HARQ-ACK have higher priority than eMBB SR and HARQ-ACK, and higher than CSI.
  • UCI sorting is: URLLCSR>URLLC HARQ-ACK>eMBB HARQ-ACK>CSI; when sending eMBB SR, UCI sequence is: URLLC SR>URLLC HARQ-ACK>eMBB HARQ-ACK>eMBB SR>CSI.
  • CSI does not distinguish between service types.
  • the services corresponding to UCI include URLLC and eMBB, the specified service type is eMBB, and the specified UCI is HARQ-ACK, then the UCI order can be: eMBB HARQ-ACK>URLLC HARQ-ACK>CSI.
  • multiplexing the UCI in the PUCCH into the PUSCH will reduce the resources used by the PUSCH, thereby reducing the reliability of PUSCH transmission. Therefore, to multiplex UCI into PUSCH, it is necessary to balance the resource allocation of PUCCH and PUSCH to ensure the reliability requirements of the two channels.
  • the resources used to transmit UCI will be very limited.
  • HARQ-ACK sorting rules that is, according to the chronological order, different UCIs are mapped to PUSCH, HARQ-ACK sorting rules, As a result, HARQ-ACK information cannot be completely multiplexed in PUSCH, that is, part of HARQ-ACK is lost.
  • the URLLC HARQ-ACK shown in 801, eMBB HARQ-ACK and PUSCH overlap in the time domain.
  • URLLC HARQ-ACK and eMBB HARQ-ACK will correspond accordingly
  • the chronological order of the PDSCH 801 of the data channel is sorted 802.
  • URLLC HARQ-ACK may be ranked behind, causing URLLC HARQ-ACK information to not be completely multiplexed in PUSCH, and multiplexing on PUSCH results in 803 As shown, URLLC HARQ-ACK is lost, which will affect the transmission reliability of high-priority services.
  • sorting UCI based on chronological order is difficult to balance and guarantee reliable transmission between UCI and PUSCH, especially URLLC services, which require high reliability.
  • the transmission mode when the transmission mode is to multiplex the UCI in the PUCCH into the PUSCH, the number of resource particles occupied by the UCI is obtained according to the code rate compensation factor, and the code rate The compensation factor is associated with the service type of the service corresponding to the UCI.
  • the code rate compensation factor can be defined as ⁇ Stype, offset, where Stype is the service type.
  • Stype is the service type.
  • ⁇ URLLC offset is the code rate compensation factor of service type URLLC
  • ⁇ eMBB offset is the code rate compensation factor of service type eMBB.
  • the rate compensation factors corresponding to UCI under different service types are independent; or
  • Rate compensation factors corresponding to different types of UCI under the same service type are shared or independent.
  • the rate compensation factors corresponding to UCI under different service types are independent, at this time, there is no relationship between the rate compensation factors corresponding to different service types.
  • the code rate compensation factor corresponding to URLLC HARQ-ACK is independent of the code rate compensation factor corresponding to eMBB HARQ-ACK.
  • the rate compensation factors corresponding to different types of UCI under the same service type are shared or independent, for the same service type, the rate compensation factors corresponding to different types of UCI may be the same or different.
  • the resource calculation method is similar to HARQ-ACK, but the code rate compensation factor can be set independently or shared with HARQ-ACK.
  • the resource particles occupied by URLLC HARQ-ACK can be calculated by formula (4),
  • the resource particles occupied by eMBB HARQ-ACK can be calculated by formula (5),
  • the resource calculation method is similar to HARQ-ACK, but ⁇ _offset can be set independently or shared with HARQ-ACK.
  • SR may not distinguish between services, that is, no service factor is included in the resource calculation.
  • the rate compensation factors of some UCIs may be associated with service types, and the rate compensation factors of some UCIs have nothing to do with service types, and no distinction is made between service types.
  • the resource calculation method is similar to HARQ-ACK, but the code rate compensation factor can be set independently or shared with HARQ-ACK.
  • SR may not distinguish between services.
  • the UCI shown in 1001 in FIG. 10 is the same as 801 in FIG. 8, and the result of sorting according to information priority is shown in 1002, which is the same as 902 in FIG. 9, and according to different codes
  • the rate compensation factor encodes UCI, and the result of multiplexing on PUSCH is shown as 1003 in Figure 10.
  • a low code rate is used and multiple REs are occupied to ensure the UCI corresponding to the high priority service.
  • the transmission reliability of the high information priority service transmission is guaranteed.
  • UCIs of different service types can use different rate compensation factors, so that The code rate of UCI of different service types can be flexibly set, and the high transmission reliability of UCI of high priority can be guaranteed according to actual needs.
  • Step S1101 The network device configures PUCCH resources and PUSCH resources.
  • Step S1102 The network device sends a message indicating the configured PUCCH resource and PUSCH resource.
  • the message may include: DL grant, UL grant, semi-static signaling, and DCI trigger signaling.
  • Step S1103 The terminal device determines the PUCCH resource and the PUSCH resource based on the received message, and determines whether the PUCCH resource and the PUSCH resource overlap in the time domain.
  • Step S1104 When the PUCCH resource and the PUSCH resource overlap in the time domain, the terminal device determines the transmission mode of the PUCCH and PUSCH.
  • the transmission method may include: multiplexing the UCI of the PUCCH onto the PUSCH, transmitting the PUCCH and stopping the PUSCH, and transmitting the PUSCH and stopping the PUCCH.
  • Step S1105 The terminal device transmits the PUCCH and/or PDCCH based on the determined transmission mode.
  • Step S1106 When the PUCCH resource and the PUSCH resource overlap in the time domain, the network device determines the transmission mode of the PUCCH and PDCCH.
  • Step S1107 The network device determines to detect the PUCCH and/or PDCCH sent by the receiving terminal based on the determined transmission mode.
  • step S1106 performed by the network device may also be implemented before step S1105, and the execution timing of step S1106 is not limited in the embodiment of the present invention.
  • the uplink information transmission method provided in the embodiment of the present invention will be illustrated through different examples.
  • the terminal equipment and the network equipment determine the transmission mode to achieve the same.
  • the information transmission equipment is the network equipment as an example for the uplink information transmission provided by the embodiment of the present invention.
  • the method is exemplified.
  • Example 1 the focus is on the case where UCI is multiplexed to PUSCH. Therefore, in Example 1, only the case where UCI is multiplexed to PUSCH is mentioned. In practice, when the PUCCH and PUSCH overlap in the time domain, UCI may not be multiplexed into the PUSCH, or a channel may be transmitted in other overlapping manners.
  • An optional uplink information transmission method includes:
  • Step S1201 The terminal determines PUCCH resources and PUSCH resources.
  • the terminal receives the DL grant sent by the network side, the DL grant is used to schedule the downlink data PDSCH and indicates the HARQ-ACK feedback resource for the PDSCH, that is, the terminal determines the PDSCH resource and the PUCCH resource based on the DL grant.
  • the terminal receives the UL grant sent by the network side, and the UL grant is used to schedule the uplink data PUSCH (indicating PUSCH resources), that is, the terminal determines the PUSCH resource based on the UL grant.
  • the terminal side can also receive semi-static signaling (such as Configured Grant Config, and SPS-Config) and corresponding DCI trigger signaling (such as DCI with CS-RNTI scrambled CRC) sent by the network side, based on receiving semi-static signaling And DCI trigger signaling to determine PUSCH resources.
  • semi-static signaling for example, SchedulingRequestResourceConfig, or CSI-ReportConfig
  • SchedulingRequestResourceConfig for example, SchedulingRequestResourceConfig, or CSI-ReportConfig
  • the UCI carried in the PUCCH is multiplexed into the PUSCH.
  • the overlap of PUCCH and PUSCH in the time domain includes partial overlap, inclusion (as shown in FIG. 8), and complete overlap.
  • Step S1202 The terminal determines the UCI ranking based on the priority order of information.
  • UCI ordering can be protocol agreement or network configuration.
  • the sorting rules for UCI sorting can include the following:
  • URLLC HARQ-ACK and URLLC SR (if present) have the highest priority.
  • URLLC SR and HARQ-ACK have higher priority than eMBB SR and HARQ-ACK, and higher than CSI.
  • send eMBB SR when PUCCH and PUSCH time domains overlap URLLCSR>URLLCHARQ- ACK>eMBB HARQ-ACK>eMBB SR>CSI.
  • the PUSCH contains uplink resource request information, and it does not lie in the PUSCH demodulation delay, the eMBB SR priority is not high.
  • the foregoing methods are examples of sorting based on sorting rule 1, and the specific sorting method is not limited to this.
  • Sorting rule 2 eMBB HARQ-ACK priority is higher than URLLC HARQ-ACK
  • Sequencing rule two can throw away eMBB HARQ-ACK as little as possible when UCI multiplexing resources are limited, and reduce the inefficiency of redundant retransmission, especially when the amount of eMBB data is too large. Repeated transmission will affect system resources. The consumption is large.
  • eMBB HARQ-ACK is higher than URLLC HARQ-ACK
  • the priority of CSI is lower than HARQ-ACK of all service types
  • the CSI ranking does not distinguish services. For example: eMBB HARQ-ACK>URLLC HARQ-ACK>CSI.
  • URLLC SR priority is higher than eMBB HARQ-ACK, higher than URLLC HARQ-ACK, and higher than CSI.
  • eMBB SR is not sent: URLLC SR>eMBB HARQ-ACK>URLLC HARQ-ACK>CSI, or eMBB SR is sent when the PUCCH and PUSCH time domains overlap: URLLCSR>eMBB HARQ- ACK>URLLC HARQ-ACK>eMBB SR>CSI.
  • the eMBB SR priority is not high.
  • the foregoing methods are examples of sorting based on the second sorting rule, and the specific sorting method is not limited to this.
  • Sorting rule 3 The terminal receives the UCI sorting information configured by the network, and configures the UCI sorting according to the received sorting information.
  • the priority configured on the network side is: URLLC HARQ-ACK>eMBB HARQ-ACK>CSI.
  • the method for the terminal to determine the information priority may include: determining the information priority corresponding to the UCI through the physical layer or high-level indication information.
  • the physical layer can be explicitly indicated by DCI (for example, the indication field used for information priority in DCI) or implicitly indicated (for example, RNTI for scrambling DCI, search space where DCI is located, physical characteristics of PUCCH or PUSCH (for example, time).
  • the high-level indication can be explicit indication (for example, the indication field of information priority added to the high-level configuration signaling) or implicit indication (for example, other configuration parameters (for example, time domain) The configuration result of the symbol number) is implicitly indicated).
  • Step S1203 The terminal determines the UCI multiplexing resource and the multiplexed UCI according to the UCI ranking.
  • the UCI of each type (including information priority classification) is independently coded in turn. Independent coding is still used for the same UCI of different services, which can not only meet the reliability requirements of high-reliability services, but also improve system efficiency and avoid allocating too much resources to low-reliability services.
  • the number of REs occupied by the UCI is determined by the ratio of the total load size of the UCI (the load size including the CRC) to the total load size of the uplink data to determine the proportion of the UCI occupied by all RE resources in the PUSCH.
  • different code rate compensation factors ⁇ offset are introduced for different UCI.
  • UCI information will not occupy all RE resources, and a high-level signaling configuration parameter ⁇ is introduced to achieve this. This parameter is used to limit the upper limit of the number of REs occupied by each UCI information. For UCI exceeding the upper limit, throw away and not transmit.
  • the number of REs occupied by URLLC HARQ-ACK and eMBB HARQ-ACK is calculated by formula (4) and formula (5), respectively.
  • CSI For CSI, if you need to distinguish service types, you can add a service type factor, and calculate the number of REs occupied by CSI of different service types based on the service type factor.
  • the resource calculation method is similar to HARQ-ACK, but ⁇ offset can be set independently or shared with HARQ-ACK.
  • SR may not distinguish between services, that is, no service factor is included in the resource calculation.
  • Step S1204 multiplex the multiplexed UCI into the PUSCH and send it out with the PUSCH.
  • the multiplexed UCI is mapped to the PUSCH based on the resources occupied by each UCI, and sent to the network device through the PUSCH.
  • 901 is the HARQ-ACK information to be transmitted.
  • the UCI ranking considers that the URLLC priority is high.
  • the ranking result is shown in 902, and 903 is Mapping result of HARQ-ACK information actually multiplexed into PUSCH.
  • HARQ-ACK uses a low bit rate and occupies multiple REs.
  • the resources of UCI multiplexing are restricted by ⁇ .
  • the multiplexing result shown in FIG. 9 can preferentially guarantee the transmission of the HARQ-ACK information of the URLLC, which ensures the reliable transmission and delay requirements of this high-priority service.
  • URLLC HARQ-ACK is independently encoded, and a lower code rate can be used, which improves the reliability of URLLC HARQ-ACK transmission.
  • An optional uplink information transmission method includes:
  • Step S1301 The terminal determines the PUCCH resource and PUSCH resource.
  • the terminal receives the DL grant sent by the network side, the DL grant is used to schedule the downlink data PDSCH and indicates the HARQ-ACK feedback resource for the PDSCH, that is, the terminal determines the PDSCH resource and the PUCCH resource based on the DL grant.
  • the terminal receives the UL grant sent by the network side, and the UL grant is used to schedule the uplink data PUSCH (indicating PUSCH resources), that is, the terminal determines the PUSCH resource based on the UL grant.
  • the terminal side can also receive semi-static signaling (such as Configured Grant Config, and SPS-Config) and corresponding DCI trigger signaling (such as DCI with CS-RNTI scrambled CRC) sent by the network side, based on receiving semi-static signaling And DCI trigger signaling to determine PUSCH resources.
  • semi-static signaling for example, SchedulingRequestResourceConfig, or CSI-ReportConfig
  • SchedulingRequestResourceConfig for example, SchedulingRequestResourceConfig, or CSI-ReportConfig
  • the UCI carried in the PUCCH is multiplexed into the PUSCH.
  • the overlap of PUCCH and PUSCH in the time domain includes partial overlap, inclusion and complete overlap.
  • Step S1302 The terminal determines the PUCCH and PUSCH transmission modes based on the information priority.
  • the terminal determines the PUCCH and PUSCH transmission modes based on the priority of the information, including but not limited to the following two modes:
  • Determination method 1 Based on the first condition, the terminal judges whether UCI is multiplexed into PUSCH for transmission, or only one channel is transmitted. If only one channel is transmitted, the terminal determines which channel to transmit based on the second condition.
  • the first condition can be the timing requirement.
  • the setting principle is to ensure that PUSCH has enough preparation time and HARQ-ACK has enough time to determine, that is, enough time to demodulate PDSCH, which can be specifically as shown in Figure 1. Timing requirements for multiplexing between PUCCH and PUSCH".
  • the second condition can be information priority.
  • the terminal selects a channel for transmission principles including:
  • the channel where the service with the higher priority is transmitted is given priority.
  • the priority of the channel type is considered, that is, the priority of PUCCH is higher than that of PUSCH, so that the transmission of high-reliability services is guaranteed first.
  • the priority of the service may be agreed upon by the protocol, for example, the priority of URLLC is always high.
  • the terminal selects a channel for transmission.
  • Case 1 The terminal determines that the PUSCH carries URLLC data, and the PUCCH is for eMBB feedback, then the PUSCH is transmitted, but the PUCCH is not transmitted. (Using the principle of business level)
  • Case 2 The terminal determines that the PUSCH carries URLLC data, and the PUCCH is for URLLC feedback, then the PUCCH is transmitted, and the PUSCH transmission is stopped. (The service level is the same, and the channel level principle is adopted)
  • Case 3 The terminal determines that the PUSCH carries eMBB data, and the PUCCH is for URLLC feedback, then the PUCCH is transmitted, and the PUSCH transmission is stopped. (Using the principle of business level)
  • the PUSCH can be completely or partially stopped, including the following three stopping methods:
  • Stop mode 1 The entire PUSCH stops transmitting.
  • Stop mode 2 Only stop PUSCH transmission during the time period when the PUSCH and PUCCH time domains overlap.
  • Stop mode 3 Start from the start position where the time domain of PUSCH and PUCCH overlap, and stop the subsequent PUSCH transmission.
  • Which stop mode the terminal uses can be agreed (for example, stop mode 1 is used) or network configuration, or based on a third condition, the PUSCH stop mode can be determined.
  • the third condition is the time point of the conflict that the terminal can judge.
  • the terminal When the terminal can determine that the conflicting time point is before the PUSCH transmission, it stops the entire PUSCH transmission; otherwise, it partially stops the PUSCH transmission.
  • the third condition achieves efficiency optimization under the condition that the terminal can be realized.
  • the terminal since the terminal can predict the position of the PUCCH according to the DL grant reception before PUSCH transmission, which overlaps with the PUSCH in the time domain, the terminal adopts the method of stopping the entire PUSCH transmission when making the decision to stop the PUSCH. As shown in FIG. 7, after the PUSCH transmission starts, the terminal receives the DL Grant, and finds that the PUCCH and the PUSCH overlap in the time domain, and then stops part of the PUSCH transmission.
  • Determination method 2 The terminal only determines which channel to transmit based on the second condition.
  • the second condition can be information priority.
  • the priority information is transmitted first.
  • the priority of the channel type that is, the PUCCH priority is higher than the PUSCH.
  • the priority of the service may be a protocol agreement, for example, the priority of URLLC is always high.
  • It may also be network configuration.
  • the terminal receives priority information of network configuration information, and when the network side configures the eMBB with a high priority, it will preferentially transmit eMBB-related information.
  • Step S1303 The terminal sends an uplink signal based on the determined PUCCH and PUSCH transmission mode.
  • an embodiment of the present invention also provides an information transmission device.
  • the composition structure of the information transmission device is shown in FIG. 14, and the information transmission device 1400 includes:
  • the resource determining unit 1401 is configured to determine whether the time domain resources of the physical uplink control channel PUCCH and the time domain resources of the physical uplink shared channel PUSCH overlap;
  • the mode determining unit 1402 is configured to determine the transmission mode of the PUCCH and/or the PUSCH according to the priority parameter if there is overlap; the priority parameter includes:
  • the information priority of the PUCCH is the information priority of the PUCCH.
  • the information priority of the PUCCH and the information priority of the PUSCH are identical to each other.
  • the information transmission device is a terminal device or a network device.
  • the information priority is determined according to at least one of the following attribute parameters: service type, service reliability requirement, and service transmission delay requirement.
  • the information priority of the PUCCH or the information priority of the PUSCH is indicated in any of the following ways:
  • the mode determining unit 1402 is further configured to:
  • the mode determining unit 1402 is further configured to:
  • the channel level of the PUCCH and the channel level of the PUSCH are determined, and the higher channel level of the PUCCH and the PUSCH is transmitted .
  • the transmission mode when the transmission mode is to transmit the PUCCH and the first channel of the PUSCH and stop transmitting the PUCCH and the second channel of the PUSCH, stop transmitting the second channel
  • the method includes at least one of the following:
  • the manner of stopping transmission of the second channel is:
  • the information transmission equipment and the network equipment agreed in advance;
  • the sequence of the time point at which the information transmission device can determine the conflict and the transmission time point of the PUSCH is determined.
  • the mode determining unit 1402 is further configured to:
  • the UCI in the PUCCH is multiplexed into the PUSCH in the UCI order.
  • the UCI in the PUCCH is multiplexed into the PUSCH in the UCI order.
  • the sorting rule of the UCI sorting is determined in the following manner:
  • the sorting rule for UCI sorting includes one of the following:
  • some or all UCI types distinguish information priority.
  • sorting according to information priority includes:
  • the transmission mode when the transmission mode is to multiplex the UCI in the PUCCH into the PUSCH, the number of resource particles occupied by the UCI is obtained according to the code rate compensation factor, and the code rate compensation The factor is associated with the service type of the service corresponding to the UCI.
  • the rate compensation factors corresponding to UCI under different service types are independent; or the rate compensation factors corresponding to different types of UCI under the same service type are shared or independent.
  • An embodiment of the present invention also provides an information transmission device, including a processor and a memory for storing a computer program that can run on the processor, where the processor is used to run the computer program to execute the terminal device The steps of the uplink information transmission method.
  • the electronic device 1500 includes: at least one processor 1501, a memory 1502, and at least one network interface 1504.
  • the various components in the electronic device 1500 are coupled together through the bus system 1505. It can be understood that the bus system 1505 is used to implement connection and communication between these components.
  • the bus system 1505 also includes a power bus, a control bus, and a status signal bus. However, for clarity of description, various buses are marked as the bus system 1505 in FIG. 15.
  • the memory 1502 may be a volatile memory or a non-volatile memory, and may also include both volatile and non-volatile memory.
  • the non-volatile memory may be ROM, Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), and electrically erasable Programmable read-only memory (EEPROM, Electrically Erasable Programmable Read-Only Memory), magnetic random access memory (FRAM, ferromagnetic random access memory), flash memory (Flash Memory), magnetic surface memory, optical disk, or CD-ROM -ROM, Compact Disc Read-Only Memory); Magnetic surface memory can be disk storage or tape storage.
  • the volatile memory may be random access memory (RAM, Random Access Memory), which is used as an external cache.
  • RAM random access memory
  • SRAM static random access memory
  • SSRAM synchronous static random access memory
  • DRAM Dynamic Random Access Memory
  • SDRAM Synchronous Dynamic Random Access Memory
  • DDRSDRAM Double Data Rate Synchronous Dynamic Random Access Memory
  • ESDRAM enhanced -Type synchronous dynamic random access memory
  • SLDRAM SyncLink Dynamic Random Access Memory
  • direct memory bus random access memory DRRAM, Direct Rambus Random Access Memory
  • DRRAM Direct Rambus Random Access Memory
  • the memory 1502 described in the embodiment of the present invention is intended to include, but is not limited to, these and any other suitable types of memory.
  • the memory 1502 in the embodiment of the present invention is used to store various types of data to support the operation of the electronic device 1500. Examples of these data include: any computer program used to operate on the electronic device 1500, such as an application program 15021.
  • the program for implementing the method of the embodiment of the present invention may be included in the application program 15021.
  • the method disclosed in the foregoing embodiment of the present invention may be applied to the processor 1501 or implemented by the processor 1501.
  • the processor 1501 may be an integrated circuit chip with signal processing capabilities. In the implementation process, the steps of the foregoing method can be completed by an integrated logic circuit of hardware in the processor 1501 or instructions in the form of software.
  • the aforementioned processor 1501 may be a general-purpose processor, a digital signal processor (DSP, Digital Signal Processor), or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, etc.
  • the processor 1501 may implement or execute various methods, steps, and logical block diagrams disclosed in the embodiments of the present invention.
  • the general-purpose processor may be a microprocessor or any conventional processor.
  • the steps of the method disclosed in the embodiments of the present invention can be directly embodied as being executed and completed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a storage medium, and the storage medium is located in the memory 1502.
  • the processor 1501 reads information in the memory 1502, and completes the steps of the foregoing method in combination with its hardware.
  • the electronic device 1500 may be used by one or more application specific integrated circuits (ASIC, Application Specific Integrated Circuit), DSP, programmable logic device (PLD, Programmable Logic Device), and complex programmable logic device (CPLD). , Complex Programmable Logic Device), FPGA, general-purpose processor, controller, MCU, MPU, or other electronic components to implement the foregoing method.
  • ASIC Application Specific Integrated Circuit
  • DSP digital signal processor
  • PLD programmable logic device
  • CPLD complex programmable logic device
  • FPGA field-programmable Logic Device
  • controller MCU
  • MPU MPU
  • the embodiment of the present invention also provides a storage medium for storing computer programs.
  • the storage medium can be applied to the information transmission device in the embodiment of the present invention, and the computer program causes the computer to execute the corresponding process in each method of the embodiment of the present invention.
  • the computer program causes the computer to execute the corresponding process in each method of the embodiment of the present invention.
  • These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
  • the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
  • These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
  • the instructions provide steps for implementing functions specified in a flow or multiple flows in the flowchart and/or a block or multiple blocks in the block diagram.

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Abstract

本发明公开了一种上行信息传输方法,包括:确定所述PUCCH的时域资源和所述PUSCH的时域资源在时域上是否存在重叠,如果存在重叠,则根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式;所述优先级参数包括:所述PUCCH的信息优先级;或所述PUCCH的信息优先级和所述PUSCH的信息优先级。本发明还公开了一种信息传输设备及存储介质。

Description

一种上行信息传输方法、设备及存储介质 技术领域
本发明涉及移动通信技术,尤其涉及一种上行信息传输方法、设备及存储介质。
背景技术
相关技术中,通信系统中涉及引入了超高可靠低时延(Ultra-reliable low latency,URLLC)业务等高优先级的业务,但对于不同类型的业务并未进行区分,使得类似高优先级的业务的传输可靠性得不到保证。
发明内容
本发明实施例提供一种上行信息传输方法、设备及存储介质,能够保证高优先级的业务的传输可靠性。
第一方面,本发明实施例提供一种上行信息传输方法,包括:
确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源在时域上是否存在重叠,如果存在重叠,则根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式;所述优先级参数包括:
所述PUCCH的信息优先级;或
所述PUCCH的信息优先级和所述PUSCH的信息优先级。
第二方面,本发明实施例提供一种信息传输设备,包括:
资源确定单元,配置为确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源在时域上是否存在重叠;
方式确定单元,配置为如果存在重叠,则根据优先级参数确定所述PUCCH和所述PUSCH的传输方式;所述优先级参数包括:
所述PUCCH的信息优先级;或
所述PUCCH的信息优先级和所述PUSCH的信息优先级。
第三方面,本发明实施例提供一种信息传输设备,包括处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行上述信息传输设备执行的上行信息传输方法的步骤。
第四方面,本发明实施例提供一种存储介质,存储有可执行程序,所述可执行程序被处理器执行时,实现上述信息传输设备执行的上行信息传输方法的。
本发明实施例提供的上行信息传输方法,包括:当所述PUCCH的时域资源和所述PUSCH的时域资源在时域上有重叠,所述信息传输设备根据所述PUCCH的信息优先级确定所述PUCCH和/或所述PUSCH的传输方式,或结合所述PUCCH的信息优先级和所述PUSCH的信息优先级确定所述PUCCH和/或所述PUSCH的传输方式。将所述PUCCH和所述PUSCH的传输方式与信息优先级关联,从而避免将信息优先级高的业务的信息丢弃,使得类似高信息优先级的业务的传输可靠性得不到保证。
附图说明
图1为本发明实施例提供的一种可选的时序关系示意图;
图2为本发明实施例提供的一种可选的时序关系示意图;
图3为本发明实施例通信系统的一种可选的组成结构示意图;
图4A为本发明实施例上行信息传输方法的一种可选的处理流程示意图;
图4B为本发明实施例上行信息传输方法的一种可选的处理流程示意图;
图5为本发明实施例切换时域重叠的一种可选的示意图;
图6为本发明实施例提供的一种可选的时序关系示意图;
图7为本发明实施例提供的一种可选的时序关系示意图;
图8为本发明实施例一种可选的UCI排序示意图;
图9为本发明实施例一种可选的UCI排序示意图;
图10是本发明实施例一种可选的UCI排序示意图;
图11是本发明实施例提供的终端设备与网络设备的一个可选的结构示意图;
图12是本发明实施例提供的上行信息传输方法的一种可选的处理流程示意图;
图13是本发明实施例提供的上行信息传输方法的一种可选的处理流程示意图;
图14是本发明实施例提供的信息传输设备的一种可选的结构示意图;
图15是本发明实施例提供的电子设备的一个可选的结构示意图。
具体实施方式
为了能够更加详尽地了解本发明实施例的特点和技术内容,下面结合附图对本发明实施例的实现进行详细阐述,所附附图仅供参考说明之用,并非用来限定本发明实施例。
在对本发明实施例提供的上行信息传输方法进行详细说明之前,先对物理上行控制信道(Physical Uplink Control Channel,PUCCH)和物理上行共享信道(Physical Uplink Shared Channel,PUSCH)的复用进行简要说明。
在新无线(New Radio,NR)系统或NR网络中,为了降低用户设备(User Equipment,UE)上行发送的交调干扰,当PUCCH与PUSCH在时域上发送重叠时,支持丢弃PUSCH或者将PUCCH中的上行控制信息(Uplink Control Information,UCI)夹带在PUSCH上的两种传输方式。
在NR系统或NR网络中,PUCCH与PUSCH结构设计的灵活性使得他们的起始符号与结束符号不一定对齐。为了确保UE有足够的处理时间能够将UCI与数据复用,PUCCH与PUSCH与之间必须满足固定的时序要求,PUCCH才能够复用到PUSCH上,否则,UE将丢弃PUSCH。
对于单时隙PUCCH(非重复的PUCCH),如图1所示,PUCCH与PUSCH复用所须满足的固定的时序要求包括以下两个时序要求:
第一时序要求
时域重叠的PUCCH与PUSCH的最早发送的信道的第一个OFDM符号到调度HARQ-ACK的DCI所调度的PDSCH的最后一个OFDM符号的时间差(如图1所示T1)要长于N1+1个OFDM符号。其中,N1为UE上报的其自身处理PDSCH的能力。
第二时序要求
时域重叠的PUCCH与PUSCH的最早发送的信道的第一个OFDM符号到最晚的DCI(调度PUSCH的DCI或调度PUCCH的DCI)的最后一个OFDM符号的时间差(如图1所示T2)要大于N2+1个符号。其中,N2为UE上报的其自身准备PUSCH的时 间。
当多时隙的PUCCH与PUSCH时域冲突时,为了保证多时隙的PUCCH的传输性能,在PUCCH与PUSCH时域重叠的时隙上,直接丢弃PUSCH,传输PUCCH,保证多个时隙上的PUCCH编码方式一致,能够实现多个时隙上PUCCH的合并,保证PUCCH的接收性能。
PUSCH上承载的UCI的类型包括:混合自动重传请求(Hybrid Automatic Repeat reQuest,HARQ)-响应(ACK)和信道状态信息(Channel State Information,CSI)。HARQ-ACK和CSI和映射顺序为HARQ-ACK、CSI。每一种类型的UCI独立编码,且占用的资源粒子(Resource Element,RE)的数量通过这部分UCI的总载荷大小(包含循环冗余校验(Cyclic Redundancy Check,,CRC)的载荷大小)与上行数据的总载荷大小的比值,确定这部分UCI在PUSCH中的全部RE资源中占用的比例。同时考虑到UCI的传输可靠性要求高于数据传输的可靠性要求,因此,在计算这个比例分成的时候,对于不同的UCI引入了不同的码率补偿因子β offset。此外,为了确保上行数据的传输,UCI不会占用全部的RE资源,引入了高层信令配置参数α,以用来限制每种UCI信息占用的RE数目的上限。
其中,通过公式(1)计算HARQ-ACK占用的RE的数量,
Figure PCTCN2019097790-appb-000001
其中,O ACK为HARQ-ACK比特数,L ACK为其CRC比特数,
Figure PCTCN2019097790-appb-000002
为HARQ-ACK的码率补偿因子,
Figure PCTCN2019097790-appb-000003
为符号l上可用于承载UCI的子载波个数,
Figure PCTCN2019097790-appb-000004
则表示该PUSCH上可用于承载UCI的RE个数,分母上的
Figure PCTCN2019097790-appb-000005
表示上行数据的载荷(payload)大小。
通过公式(2)计算CSI part I占用的RE的数量,
Figure PCTCN2019097790-appb-000006
其中,O CSI-1为CSI part I比特数。
通过公式(3)计算CSI part II占用的RE的数量,
Figure PCTCN2019097790-appb-000007
其中,O CSI-2为CSI part II比特数。
在5G中,引入了URLLC业务,该业务的特征是在极端的时延内(例如,1ms)实现超高可靠性(例如,99.999%)的传输。
在上述方案中,如果满足时序要求,PUCCH中的UCI会复用到PUSCH中,实现两个信息(UCI和数据)的传输。如果不满足时序要求,优先传输PUCCH中的UCI。当PUSCH承载URLLC数据时,PUSCH被停止传输,带来了额外的时延,可能导致其无法满足业务时延需求。
此外,有些调度时序场景,如图2所示,下行授权(DL grant)在上行授权(UL grant)之后,现有标准不支持,则会忽略DL grant和UL grant,不进行PUCCH和PUSC的传输,因此,这种调度约束会带来额外的时延。
基于上述问题,本发明实施例提供一种上行信息传输方法,本发明实施例的上行信息传输方法可以应用于各种通信系统,例如:长期演进(Long Term Evolution,LTE)系统、LTE频分双工(Frequency Division Duplex,FDD)系统、LTE时分双工(Time Division Duplex,TDD)、通用移动通信系统(Universal Mobile Telecommunication System,UMTS)通信系统、5G系统或未来的通信系统等。
示例性的,本发明实施例应用的通信系统300,如图3所示。该通信系统300可以包括网络设备310,网络设备310可以是与终端设备320(或称为通信终端、终端)通信的设备。网络设备310可以为特定的地理区域提供通信覆盖,并且可以与位于该覆盖区域内的终端设备进行通信。可选地,该网络设备310可以是LTE系统中的演进型基站(Evolutional Node B,eNB或eNodeB),还可以是NR/5G系统中的基站(gNB),或者是云无线接入网络(Cloud Radio Access Network,CRAN)中的无线控制器,或者该网络设备可以为移动交换中心、中继站、接入点、车载设备、可穿戴设备、集线器、交换机、网桥、路由器、5G网络中的网络侧设备或者未来演进的公共陆地移动网络(Public Land Mobile Network,PLMN)中的网络设备等。
该通信系统300还包括位于网络设备310覆盖范围内的至少一个终端设备320。作为在此使用的“终端设备”包括但不限于经由有线线路连接,如经由公共交换电话网络(Public Switched Telephone Networks,PSTN)、数字用户线路(Digital Subscriber Line,DSL)、数字电缆、直接电缆连接;和/或另一数据连接/网络;和/或经由无线接口,如,针对蜂窝网络、无线局域网(Wireless Local Area Network,WLAN)、诸如DVB-H网络的数字电视网络、卫星网络、AM-FM广播发送器;和/或另一终端设备的被设置成接收/发送通信信号的装置;和/或物联网(Internet of Things,IoT)设备。被设置成通过无线接口通信的终端设备可以被称为“无线通信终端”、“无线终端”或“移动终端”。移动终端的示例包括但不限于卫星或蜂窝电话;可以组合蜂窝无线电电话与数据处理、传真以及数据通信能力的个人通信系统(Personal Communications System,PCS)终端;可以包括无线电电话、寻呼机、因特网/内联网接入、Web浏览器、记事簿、日历以及/或全球定位系统(Global Positioning System,GPS)接收器的PDA;以及常规膝上型和/或掌上型接收器或包括无线电电话收发器的其它电子装置。终端设备可以指接入终端、UE、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备、5G网络中的终端设备或者未来演进的PLMN中的终端设备等。
可选地,终端设备320之间可以进行终端直连(Device to Device,D2D)通信。
可选地,5G系统或5G网络还可以称为新无线(New Radio,NR)系统或NR网络。
图3示例性地示出了一个网络设备和两个终端设备,可选地,该通信系统300可以包括多个网络设备并且每个网络设备的覆盖范围内可以包括其它数量的终端设备,本发明实施例对此不做限定。
可选地,该通信系统300还可以包括网络控制器、移动管理实体等其他网络实体,本发明实施例对此不作限定。
应理解,本发明实施例中网络/系统中具有通信功能的设备可称为通信设备。以图3示出的通信系统300为例,通信设备可包括具有通信功能的网络设备310和终端设备30,网络设备310和终端设备320可以为上文所述的具体设备,此处不再赘述;通信设备还可包括通信系统300中的其他设备,例如网络控制器、移动管理实体等其他网络实体,本发明实施例中对此不做限定。
在本发明实施例中,可将通信系统300中的网络设备310或终端设备320称为信息传输设备。
本发明实施例提供的上行信息传输方法包括:确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源在时域上是否存在重叠,如果存在重叠,则根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式;所述优先级参数包括:所述PUCCH的信息优先级;或所述PUCCH的信息优先级和所述PUSCH的信息优先级。
在本发明实施例中,如果PUCCH的时域资源和PUSCH的时域资源在时域上存在重叠,则只传输所述PUCCH上的信息或只传输所述PUSCH上的信息,或者将所述PUCCH上的部分信息或全部信息复用到所述PUSCH上进行传输。其中,PUCCH上的信息包括UCI,PUCSH中的信息包括UCI和数据。
本发明实施例提供的上行信息传输方法可由终端设备或网络设备执行。以本发明实施例提供的上行信息传输方法由终端设备执行为例进行说明,如图4A所示,包括以下步骤:
步骤S401a,终端设备确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源在时域上是否存在重叠。
步骤S402a,如果存在重叠,终端设备根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式。
步骤S403a,终端设备根据确定的传输方式传输PUCCH和/或PUSCH的信息。
可选地,终端设备接收网络设备发送的DL grant,根据接收的DL grant调度PDSCH,并根据接收的DL grant确定针对调度的PDSCH的HARQ-ACK反馈资源即PUCCH的资源。这里,确定的PUCCH的资源包括时域资源和频域资源。终端设备接收网络设备发送的UL grant,根据接收的UL grant确定PUSCH的资源,确定的PUSCH的资源包括时域资源和频域资源。
可选地,终端设备接收网络设备发送的半静态信令及对应的下行控制信息(Downlink Control Information,DCI)触发信令,根据半静态信令及对应的DCI触发信令确定PUSCH的资源。PUSCH的资源包括频域资源和时域资源。可选地,半静态信令包括:配置的授权配置(ConfiguredGrantConfig)和半静态调度配置(SPS-Config)。可选地,DCI触发信令包括:配置的调度RNTI(Configured Scheduling RNTI,CS-RNTI)加扰即CRC的DCI。终端接收网络侧发送的半静态信令(例如SchedulingRequestResourceConfig,或CSI-ReportConfig)确定承载调度请求(Scheduling  Request,SR)或CSI的PUCCH资源。
可选地,以本发明实施例提供的上行信息传输方法由网络设备执行为例进行说明,如图4B所示,包括以下步骤:
步骤S401b,网络设备确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源在时域上是否存在重叠。
步骤S402b,如果存在重叠,网络设备根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式。
步骤S403b,网络设备根据确定的传输方式检测接收终端发送的信息。
在一示例中,网络设备根据发送至终端设备的消息携带的信息确定PUCCH资源和PUSCH资源,确定PUCCH资源和PUSCH资源所使用的消息同终端设备确定PUCCH资源和PUSCH资源所使用的消息,这里不再赘述。
在本发明实施例中,所述优先级参数包括以下两种情况之一:
情况1、所述PUCCH的信息优先级;
情况2、所述PUCCH的信息优先级和所述PUSCH的信息优先级。
PUCCH的时域资源和所述PUSCH的时域资源在时域上有重叠的方式如图5所示,包括:501所示的部分重叠,502所示的包含以及503所示的完全重叠。
当PUCCH的时域资源和所述PUSCH的时域资源在时域上有重叠,确定PUCCH的属性参数,以及PUSCH的属性参数,并分别根据PUCCH的属性参数和PUSCH的属性参数确定PUCCH的信息优先级和PUSCH的信息优先级。
本发明实施例中,所述信息优先级根据以下属性参数中的至少一个属性参数确定:业务类型、业务可靠性要求和传输时延要求。业务类型可包括:增强型移动宽带(eMBB)、海量机器类通信(mMTC)、uRLLC等。业务的可靠性要求可通过不同的可靠性标识表征,比如:可靠性要求包括:一级可靠性、二级可靠性、三级可靠性,且根据可靠性从高至低依次排序为:一级可靠性、二级可靠性、三级可靠性。业务的传输时延要求可通过不同的时延标识表征,比如:传输时延要求包括:一级时延、二级时延和三级时延,且时延要求从高至低依次排序为:一级时延、二级时延和三级时延。
可选地,当属性参数包括一类属性参数时,可根据当前属性参数的等级确定PUCCH或PUSCH的信息优先级。可选地,当属性参数包括多类属性参数时,可根据多个属性参数确定PUCCH的信息优先级或PUSCH的信息优先级。在一示例中,当属性参数包括多类属性参数时,确定不同属性参数对应的等级,将多个等级量化结果进行加权求和,得到PUCCH或PUSCH的信息优先级。在又一示例中,,当属性参数包括多类属性参数时,确定各属性参数对应的等级,并将最高的等级确定为对应信道的信息优先级。
在本发明实施例中,所述PUCCH的信息优先级或所述PUSCH的信息优先级通过如下方式中的任意一种指示:通过DCI显性指示;通过DCI隐性指示;通过信道的属性隐性指示;终端设备和网络设备预先约定的。可选地,信道的属性可包括:信道的符号数、周期等参数。
在本发明实施例中,网络设备或终端设备可直接根据PUCCH的信息优先级和PUSCH的信息优先级确定PUCCH和所述PUSCH的传输方式,也可根据所述PUCCH和所述PUSCH与复用传输条件的关系,确定所述PUCCH和所述PUSCH的传输方式。
可选地,当根据所述PUCCH的信息优先级和所述PUSCH的信息优先级确定所述PUCCH和/或所述PUSCH的传输方式,包括:当所述PUCCH和所述PUSCH不满足复用传输条件时,根据所述PUCCH的信息优先级和所述PUSCH的信息优先级确定传输所述PUCCH和所述PUSCH中的一个。
可选地,当PUCCH和PUSCH不满足复用传输条件,不将PUCCH复用到PUSCH 中,根据PUCCH的优先级信息和PUSCH的优先级信息只传输PUCCH或只传输所述PUSCH。可选地,当PUCCH和PUSCH满足复用传输条件,将PUCCH上的部分UCI或全部UCI复用到PUSCH中,根据PUCCH的优先级信息确定PUCCH复用到PUSCH中的UCI的UCI排序。
示例性地,确定所述PUCCH和所述PUSCH中最早的上行信道对应的第一时序和第二时序。第一时序为时域重叠的PUCCH与PUSCH的最早发送的信道的第一个正交频分复用(Orthogonal Frequency Division Multiplexing,OFDM)符号到调度HARQ-ACK的DCI的所调度的PDSCH的最后一个OFDM符号的时间差(如图1所示T1)。第二时序为时域重叠的PUCCH与PUSCH的最早发送的信道的第一个OFDM符号到最晚的DCI(调度PUSCH的DCI或调度PUCCH的DCI)的最后一个OFDM符号的时间差(如图1所示T2)。当所述PUCCH和所述PUSCH中最早的上行信道对应的第一时序和第二时序满足复用传输条件时,确定PUCCH和所述PUSCH满足复用传输条件,否则确定PUCCH和所述PUSCH不满足复用传输条件。
复用传输条件包括:第一时序对应的第一时序要求和第二时序对应的第二时序要求。可选地,第一时序要求为:大于N1+1个OFDM符号,N1为UE上报的其自身处理PDSCH的时间。可选地,第二时序要求为:大于N2+1个OFDM符号,N2为UE上报的其自身准备PUSCH的时间。
当第一时序不满足第一时序要求,或第二时序不满足第二时序要求,确定第一时序和第二时序不满足复用传输条件。
当第一时序满足第一时序要求且第二时序满足第二时序要求时,确定第一时序和第二时序满足复用传输条件。
本发明实施例中,对复用传输条件的规则内容不进行任何的限定。
在本发明实施例中,所述根据信息优先级确定传输所述PUCCH和所述PUSCH中的一个,包括以下至少之一:
方式一、当所述PUCCH的信息优先级和所述PUSCH的信息优先级的不同时,传输所述PUCCH和所述PUSCH中信息优先级高的一个;
方式二、当所述PUCCH的信息优先级和所述PUSCH的信息优先级的相同时,确定所述PUCCH的信道等级和所述PUSCH的信道等级,并传输所述PUCCH和所述PUSCH中信道等级高的一个。
方式一为:两者的信息优先级不同时,以信息优先级作为所传输的信道的选择依据。
在一示例中,当PUCCH和PUSCH的信息优先级不同且PUCCH的信息优先级高于PUSCH的信息优先级,则传输PUCCH。在又一示例中,当PUCCH和PUSCH的信息优先级不同且PUCCH的信息优先级低于PUSCH的信息优先级,则传输PUSCH。
方式二为:两者的信息优先级相同时,以信道的等级作为所传输的信道的选择依据。
在一示例中,PUCCH和PUSCH的信息优先级相同,PUCCH的信道等级高于PUSCH的信道等级,则传输PUCCH。在又一示例中,PUCCH和PUSCH的信息优先级相同,PUCCH的信道等级低于PUSCH的信道等级,则传输PUSCH。
在本发明实施例中,根据信息优先级确定传输PUCCH和PUSCH的传输方式时,可仅采用方式一确定,可仅采用方式二确定,也可采用方式一和方式二一起确定。
在本发明实施例中,所述根据所述信息优先级确定所述PUCCH和/或所述PUSCH的传输方式,还包括以下至少之一:
停止传输所述PUCCH和所述PUSCH中信息优先级低的一个;
停止传输所述PUCCH和所述PUSCH中信道等级低的一个。
可选地,当采用方式一确定传输信息优先级高的信道时,停止传输信息优先级低的 信道。在一示例中,当PUCCH和PUSCH的信息优先级不同且PUCCH的信息优先级高于PUSCH的信息优先级,则传输PUCCH,停止传输PUSCH。在又一示例中,当PUCCH和PUSCH的信息优先级不同且PUCCH的信息优先级低于PUSCH的信息优先级,则传输PUSCH,停止传输PUCCH。
可选地,当采用方式二确定传输信道等级高的信道时,停止传输信道等级低的信道。
在一示例中,PUCCH和PUSCH的信息优先级相同,PUCCH的信道等级高于PUSCH的信道等级,则传输PUCCH,停止传输PUSCH。在又一示例中,PUCCH和PUSCH的信息优先级相同,PUCCH的信道等级低于PUSCH的信道等级,则传输PUSCH,停止传输PUCCH。
在本发明实施例中,将PUCCH和PUSCH中传输的信道称为第一信道,将停止传输的信道称为第二信道。比如:当传输PUCCH时,停止传输PUSCH时,第一信道为PUCCH时,第二信道为PUSCH。又比如:当传输PUSCH时,停止传输PUCCH时,第一信道为PUSCH时,第二信道为PUCCH。
在本发明实施例中,当所述传输方式为传输所述PUCCH和所述PUSCH中的第一信道并停止传输所述PUCCH和所述PUSCH中的第二信道时,停止传输所述第二信道的方式包括以下至少之一:停止传输整个所述第二信道;停止传输所述第二信道中与所述第一信道在时域重叠的时间段对应的部分;停止传输所述第二中与所述第一信道在时域重叠的起始位置之后的部分。
本发明实施例中,可采用上述三种停止方式中的一种或多种停止方式停止第二信道的传输,停止传输所述第二信道的停止方式的方式是:终端设备和网络设备预先约定的;所述网络设备配置的;或根据所述信息传输设备能够判断冲突的时间点与所述第二信道的传输时间点的先后顺序确定。这里,冲突为PUCCH和PSUCH在时域上冲突即重叠。
可选地,当停止传输所述第二信道的方式是所述网络设备配置的,则网络设备可通过设定的参数将配置的方式发送至终端设备,使得终端设备获取网络设备配置的方式。
可选地,当停止传输所述第二信道的方式是根据终端设备能够判断冲突的时间点与所述PUSCH的传输时间点的先后顺序确定,终端设备可通过设定的参数将确定的方式通知网络设备,使得网络设备获取终端设备确定的方式。
以第一信道为PUCCH、第二信道为PUSCH对停止传输第二信道的停止方式进行举例。在一示例中,当终端设备和网络设备约定的停止方式为:停止传输所述PUSCH中与所述PUCCH在时域重叠的时间段对应的部分,则停止PUSCH时,停止传输所述PUSCH中与所述PUCCH在时域重叠的时间段对应的部分。在又一示例中,当网络设备配置的停止方式为:停止传输所述PUSCH中与所述PUCCH在时域重叠的起始位置之后的部分,则停止PUSCH时,停止传输所述PUSCH中与所述PUCCH在时域重叠的起始位置之后的部分。在再一示例中,当根据终端设备能够判断冲突的时间点与所述PUSCH的传输时间点的先后顺序确定停止方式,当终端设备能够判断冲突的时间点在PUSCH的传输时间点之前,则停止整个PUSCH传输,否则,部分停止PUSCH传输。例如,如图6所示,由于PUSCH传输之前,终端可以根据DL grant接收预知PUCCH的位置,与PUSCH在时域上重叠,则终端作出停止PUSCH决策时,停止传输整个PUSCH。如图7所示,在PUSCH传输开始后,终端才接收到DL Grant,基于接收到的DL Grant才发现PUCCH与PUSCH在时域上重叠,则停止传输部分PUSCH。
在本发明实施例中,所述根据所述PUCCH的信息优先级确定所述PUCCH和/或所述PUSCH的传输方式,包括:根据所述PUCCH的信息优先级确定上行控制信息UCI排序;将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
在本发明实施例中,可将PUCCH中的全部UCI或部分UCI复用到PUSCH中。
可选地,当所述PUCCH和所述PUSCH满足复用传输条件时,将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
当将所述PUCCH中的UCI复用到所述PUSCH中,所述UCI以根据PUCCH的优先级信息确定的UCI排序复用到所述PUSCH中。这里,UCI可包括:SR、HARQ-ACK/NACK和CSI。CSI包括:信道质量指示(Channel Quality Indicator,CQI)、预编码矩阵指示(Precoding Matrix Indicator,PMI)和秩指示(Rank Indication,RI)。
在本发明实施例中,通过以下方式确定所述UCI排序的排序规则:终端设备和网络设备约定的;或根据网络设备的排序配置。
这里,终端设备或网络设备进行UCI排序所遵循的排序规则可为终端设备和网络设备约定的,也可为网络设备基于排序配置指示的。
当在终端设备进行UCI排序,排序规则为终端设备基于排序配置指示的时,网络设备将排序配置发送至终端设备,终端设备基于接收的排序配置对PUCCH中的UCI进行排序。
可选地,UCI排序的排序规则根据所述UCI对应的信息优先级确定。这里,根据多个UCI中各UCI的信息优先级高低对多个UCI进行排序,当PUCCH中的UCI所占用的资源的数量超过PUSCH中用于复用UCI的最大资源时,将排序在后的超过最大资源的UCI丢弃,避免将信息优先级高的UCI丢弃。
示例性的,PUCCH中的UCI包括:UCI1、UCI2、UCI3,根据信息优先级得到的UCI排序为:UCI1、UCI2、UCI3,且UCI1、UCI2、UCI3占用的资源的数量分别为2、2、3。当PUSCH中用于复用UCI的最大资源为4时,则将UCI1、UCI2复用到PUSCH中,将排序在后的UCI3丢弃。当PUSCH中用于复用UCI的最大资源为8时,则将UCI1、UCI2、和UCI3以UCI排序UCI1、UCI2、UCI3复用到PUSCH中。
本发明实施例中,PUCCH中的UCI复用到PUSCH中会减少PUSCH使用的资源,进而降低PUSCH传输的可靠性,但基于UCI的信息优先级将PUCCH中的UCI以一定的UCI排序复用到PUSCH中,能够在平衡好PUCCH和PUSCH的资源分配,进而保证两个信道的可靠性要求。
在本发明实施例中,所述UCI排序的排序规则包括以下之一:
规则一、先按照信息优先级排序,对于相同的信息优先级,按照UCI类型排序;
规则二、先按照UCI类型排序,对于相同的UCI类型,按照信息优先级排序。
在本发明实施例中,部分或全部的UCI类型区分信息优先级。比如:SR、HARQ-ACK/NACK和CSI都进行信息优先级的区别,又比如:SR、HARQ-ACK/NACK进行信息优先级的区别,CSI不进行信息优先级的区分。
可选地,按照信息优先级排序包括:信息优先级高的UCI在前;或信息优先级低的UCI在前。
下面,以信息优先级根据业务类型确定对UCI排序进行示例说明。
在一示例中,UCI对应的业务包括:URLLC和eMBB,且URLLC的信息优先级高于eMBB的信息优先级,URLLC的所有UCI类型在eMBB的所有UCI类型之前,对于一种业务类内的UCI包括HARQ-ACK和CSI的UCI顺序可为:URLLC HARQ-ACK>URLLC CSI>eMBB HARQ-ACK>eMBB CSI。
在一示例中,UCI对应的业务包括:URLLC和eMBB,且URLLC的信息优先级高于eMBB的信息优先级,UCI类型包括:HARQ-ACK,且CSI不分业务类型,则UCI排序可为:URLLC HARQ-ACK>eMBB HARQ-ACK>CSI。
在一示例中,UCI对应的业务包括:URLLC和eMBB,且URLLC的信息优先级高于eMBB的信息优先级。UCI排序的排序规则可为:URLLC的SR和HARQ-ACK优 先级高于eMBB的SR和HARQ-ACK,且高于CSI,此时,当不发送eMBB SR时,UCI排序为:URLLC SR>URLLC HARQ-ACK>eMBB HARQ-ACK>CSI;当发送eMBB SR时,UCI排序为:URLLC SR>URLLC HARQ-ACK>eMBB HARQ-ACK>eMBB SR>CSI。这里,CSI不进行业务类型的区分。
在一示例中,UCI对应的业务包括:URLLC和eMBB,指定的业务类型为eMBB,指定的UCI为HARQ-ACK,则UCI排序可为:eMBB HARQ-ACK>URLLC HARQ-ACK>CSI。
本发明实施例中,PUCCH中的UCI复用到PUSCH中会减少PUSCH使用的资源,进而降低PUSCH传输的可靠性。因此,UCI复用到PUSCH中,需要平衡好PUCCH和PUSCH的资源分配,进而保证两个信道的可靠性要求。
如果优先保证PUSCH数据传输的可靠性,那么用于传输UCI的资源会很有限,按照现有的UCI的排序规则,即根据时间先后顺序将不同的UCI映射至PUSCH中,HARQ-ACK排序规则,导致HARQ-ACK信息不能完全复用在PUSCH中,即丢失部分HARQ-ACK。例如,如图8所示,801所示的URLLC HARQ-ACK,eMBB HARQ-ACK与PUSCH在时域上重叠,按照现有的UCI的排序规则在URLLC HARQ-ACK与eMBB HARQ-ACK会按照对应的数据信道PDSCH 801的时间先后顺序得到排序802,按照现有的排序规则,URLLC HARQ-ACK有可能排在后面导致URLLC HARQ-ACK信息不能完全复用在PUSCH中,复用在PUSCH上结果803所示,URLLC HARQ-ACK被丢失,会影响高优先级业务的传输可靠性。
因此,基于时间先后顺序对UCI排序,很难平衡保证UCI和PUSCH之间的可靠传输,尤其是URLLC业务,对可靠性要求高的业务。
当通过本发明实施例提供的根据信息优先级对UCI进行排序时,如果优先保证URLLC HARQ-ACK被传输,需要预留较大的UCI资源,图9中的901所示的UCI同图8中801,根据信息优先级进行排序结果如902所示,复用在PUSCH上复用结果如图9中的903所示,保证高优先级业务对应的UCI的传输。这里,需要说明的是,图8和图9中的UCI的码率相同。
在本发明实施例中,当所述传输方式为将所述PUCCH中的UCI复用到所述PUSCH中,所述UCI占用的资源粒子的数量根据所述码率补偿因子得到,所述码率补偿因子与所述UCI对应业务的业务类型关联。
这里,每个UCI所占用的资源粒子的数量与UCI所述的业务存在关联,这里,可定义码率补偿因子为βStype,offset,其中,Stype为业务类型。比如:βURLLC,offset为业务类型URLLC的码率补偿因子,又比如:βeMBB,offset为业务类型eMBB的码率补偿因子。
可选地,不同业务类型下的UCI对应的码率补偿因子独立;或
相同业务类型下不同类型的UCI对应的码率补偿因子共享或独立。
当不同业务类型下的UCI对应的码率补偿因子独立,此时,不同的业务类型对应的码率补偿因子之间相互没有任何关系。比如:URLLC HARQ-ACK对应的码率补偿因子与eMBB HARQ-ACK对应的码率补偿因子独立。
当相同业务类型下不同类型的UCI对应的码率补偿因子共享或独立,对于同一业务类型,不同类型的UCI对应码率补偿因子可相同也可不同。比如:对于SR,资源计算方式类似HARQ-ACK,但码率补偿因子可以独立设置,也可与HARQ-ACK共享。
在一示例中,URLLC HARQ-ACK所占用的资源粒子的可通过公式(4)进行计算,
Figure PCTCN2019097790-appb-000008
eMBB HARQ-ACK所占用的资源粒子的可通过公式(5)进行计算,
Figure PCTCN2019097790-appb-000009
对于CSI,如果需要区分业务类型,可设置不同的业务类型对应的码率补偿因子不同。
对于SR,资源计算方式类似HARQ-ACK,但β_offset可以独立设置,或与HARQ-ACK共享。此外,SR也可以不区分业务,即资源计算中不包含业务因子。
在本发明实施例中,对于不同类型的UCI,可部分UCI的码率补偿因子与业务类型关联,部分UCI的码率补偿因子与业务类型无关,不进行业务类型的区分。比如:对于SR,资源计算方式类似HARQ-ACK,但码率补偿因子可以独立设置,或与HARQ-ACK共享。此外,SR也可以不区分业务。
在一示例中,如图10所示,图10中的1001所示的UCI同图8中801,根据信息优先级进行排序结果如1002所示,同图9中的902,并根据不同的码率补偿因子对UCI进行编码,复用在PUSCH上复用结果如图10中的1003所示,对于信息优先级对应的UCI采用低码率,占用多个RE,保证高优先级业务对应的UCI的传输的同时,保证高信息优先级业务传输的传输可靠性。
相关技术中,不同业务类型的UCI对应的码率补偿因子相同,则所占的资源粒子的数量相同,在本发明实施例中,不同业务类型的UCI可采用不同的码率补偿因子,从而能够灵活设置不同业务类型的UCI的码率,根据实际需求保证高优先级的UCI的高传输可靠性。
在本发明实施例中,对终端设备和网络设备的交互流程如图11所示,
步骤S1101,网络设备配置PUCCH资源和PUSCH资源。
步骤S1102,网络设备发送指示所配置的PUCCH资源和PUSCH资源的消息。
这里,消息可包括:DL grant、UL grant、半静态信令和DCI触发信令等。
步骤S1103,终端设备基于接收的消息确定PUCCH资源和PUSCH资源,并确定PUCCH资源和PUSCH资源是否在时域上重叠。
步骤S1104,当PUCCH资源和PUSCH资源在时域上重叠,终端设备确定PUCCH和PUSCH的传输方式。
这里,传输方式可包括:将PUCCH的UCI复用到PUSCH上、传输PUCCH并停止PUSCH、以及传输PUSCH并停止PUCCH。
步骤S1105,终端设备基于确定的传输方式传输PUCCH和/或PDCCH。
步骤S1106,当PUCCH资源和PUSCH资源在时域上重叠,网络设备确定PUCCH和PDCCH的传输方式。
步骤S1107,网络设备确定基于确定的传输方式检测接收终端发送的PUCCH和/或PDCCH。
在实际应用中,网络设备执行的步骤S1106的执行时机也可在步骤S1105之前,属于实现行为,本发明实施例中对步骤S1106的执行时机不进行任何的限定。
下面,以通信系统为NR/5G系统、信息传输设备为网络设备为例,通过不同的实例对本发明实施例提供的上行信息传输方法进行举例说明。
需要说明的是,本发明实施例提供的上行信息传输方法中,终端设备和网络设备确定传输方式的实现相同,这里,仅以信息传输设备为网络设备为例对本发明实施例提供的上行信息传输方法进行示例性说明。
实例一
需要说明的是,在实例一中,侧重说明UCI复用到PUSCH的情况,因此,实例一中仅提到UCI复用到PUSCH的情况。在实际中,当PUCCH和PUSCH在时域上有重叠时,也可不将UCI复用到PUSCH中、或可将传输一个信道等其他的重叠方式。
一种可选的上行信息传输方法,如图12所示,包括:
步骤S1201,终端确定PUCCH资源和PUSCH资源。
终端接收网络侧发送的DL grant,该DL grant用于调度下行数据PDSCH,并指示针对该PDSCH的HARQ-ACK反馈资源,即终端基于DL grant确定PDSCH资源和PUCCH资源。终端接收网络侧发送的UL grant,该UL grant用于调度上行数据PUSCH(指示PUSCH资源),即终端基于UL grant确定PUSCH资源。
终端侧也可以接收网络侧发送的半静态信令(例如Configured Grant Config,和SPS-Config)及对应的DCI触发信令(例如,CS-RNTI加扰CRC的DCI),基于接收半静态信令和DCI触发信令确定PUSCH资源。终端也可以接收网络侧发送的半静态信令(例如SchedulingRequestResourceConfig,或CSI-ReportConfig)确定承载SR或CSI的PUCCH资源。
当PUCCH资源和PUSCH资源在时域上有重叠,将承载在PUCCH中的UCI复用到PUSCH中。其中,PUCCH与PUSCH在时域上的重叠包括部分重叠、包含(如图8所示)和完全重叠。
步骤S1202,终端确定基于信息优先级顺序的UCI排序。
UCI排序可以是协议约定,或者网络配置。
UCI排序的排序规则可包括以下几种:
排序规则一、
URLLC HARQ-ACK和URLLC SR(如果存在)优先级最高。
排序规则一能够在UCI复用资源有限的情况下,尽量少扔掉或不扔掉URLLC HARQ-ACK和/或URLLC SR信息,保证高优先级业务的正常传输。
排序方式示例如下:
方式1)、URLLC HARQ-ACK优先级高于eMBB HARQ-ACK,CSI的优先级低于所有业务类型的HARQ-ACK,且CSI排序不区分业务。例如:URLLC HARQ-ACK>eMBB HARQ-ACK>CSI。
方式2)、URLLC的所有UCI类型优先级都高于eMBB。因此,URLLC的所有UCI类型在eMBB之前。对于一种业务内的UCI,采用HARQ-ACK,CSI的顺序。例如,URLLC HARQ-ACK>URLLC CSI>eMBB HARQ-ACK>eMBB CSI。
方式3)、URLLC SR和HARQ-ACK优先级高于eMBB SR和HARQ-ACK,且高于CSI。例如:当PUCCH和PUSCH时域重叠时不发送eMBB SR:URLLC SR>URLLC  HARQ-ACK>eMBB HARQ-ACK>CSI,或者,当PUCCH和PUSCH时域重叠时发送eMBB SR:URLLC SR>URLLC HARQ-ACK>eMBB HARQ-ACK>eMBB SR>CSI。这里,因为PUSCH中包含了上行资源请求信息,且不在于PUSCH解调时延,因此eMBB SR优先级不高。
上述几种方式为基于排序规则一的几种排序示例,具体的排序方式不限于此。
排序规则二、eMBB HARQ-ACK优先级高于URLLC HARQ-ACK
排序规则二能够在UCI复用资源有限的情况下,尽量少扔掉或不扔掉eMBB HARQ-ACK,减少冗余重传的低效率,尤其是eMBB数据量偏大,重复传输对系统资源的消耗较大。
排序方式示例如下:
方式1)、eMBB HARQ-ACK优先级高于URLLC HARQ-ACK,CSI的优先级低于所有业务类型的HARQ-ACK,且CSI排序不区分业务。例如:eMBB HARQ-ACK>URLLC HARQ-ACK>CSI。
方式2)、URLLC SR优先级高于eMBB HARQ-ACK,高于URLLC HARQ-ACK,且高于CSI。例如:当PUCCH和PUSCH时域重叠时不发送eMBB SR:URLLC SR>eMBB HARQ-ACK>URLLC HARQ-ACK>CSI,或者,当PUCCH和PUSCH时域重叠时发送eMBB SR:URLLC SR>eMBB HARQ-ACK>URLLC HARQ-ACK>eMBB SR>CSI。
这里,因为PUSCH中包含了上行资源请求信息,且不在于PUSCH解调时延,因此eMBB SR优先级不高。
上述几种方式为基于排序规则二的几种排序示例,具体的排序方式不限于此。
排序规则三、终端接收网络配置的UCI排序信息,并按照接收的排序信息配置UCI排序。
例如,网络侧配置的优先级为:URLLC HARQ-ACK>eMBB HARQ-ACK>CSI。
本发明实施例中,终端确定信息优先级的方式可包括:通过物理层或高层指示信息判定UCI对应的信息优先级。物理层可以通过DCI显性指示(例如,DCI中用于信息优先级的指示域)或隐性指示(例如,加扰DCI的RNTI、DCI所在的搜索空间、PUCCH或PUSCH的物理特性(例如时域符号数,周期性资源的周期)等),高层指示可以通过显性指示(例如,高层配置信令中加入信息优先级的指示域)或隐性指示(例如,其他配置参数(例如时域符号数)的配置结果隐性指示)。
步骤S1203,终端根据UCI排序确定UCI复用资源以及复用的UCI。
按照步骤S1202的UCI排序,依次对每一种类型(包含信息优先级分类)的UCI独立编码。对不同业务的同一类UCI仍采用独立编码,既能满足高可靠性业务的可靠性需求,又能提高系统效率,避免对低可靠业务分配过多资源。
UCI占用的RE的数量通过UCI的总载荷大小(包含CRC的载荷大小)与上行数据的总载荷大小的比值,确定UCI在PUSCH中的全部RE资源中占用的比例。在计算UCI在PUSCH中的全部RE资源中占用的比例时,对于不同的UCI引入不同的码率补偿因子βoffset。此外,为了确保上行数据的传输,UCI信息不会占用全部的RE资源,引入了高层信令配置参数α实现,这个参数用来限制每种UCI信息占用的RE数目的上限。对于超过上限的UCI,扔掉不传输。
其中,不同类型的业务的UCI独立计算。
以HARQ-ACK为例,URLLC HARQ-ACK和eMBB HARQ-ACK所占用的RE的数量分别通过公式(4)和公式(5)计算得到。
Figure PCTCN2019097790-appb-000010
Figure PCTCN2019097790-appb-000011
对于CSI,如果需要区分业务类型,可增加业务类型因子,基于业务类型因子计算不同业务类型的CSI所占用的RE的数量。
对于SR,资源计算方式类似HARQ-ACK,但βoffset可以独立设置,或与HARQ-ACK共享。此外,SR也可以不区分业务,即资源计算中不包含业务因子。
步骤S1204,将复用的UCI复用到PUSCH中,并随PUSCH发送出去。
基于步骤S1204将复用的UCI基于各UCI所占用的资源映射到PUSCH中,并通过PUSCH发送至网络设备。
这里,以图8中所示的UCI先后顺序801为例,如图9所示,901是待传输的HARQ-ACK信息,其UCI排序考虑URLLC优先级高,排序结果如902所示,903是实际复用到PUSCH中的HARQ-ACK信息的映射结果。为了保证URLLC HARQ-ACK的可靠性,HARQ-ACK采用低码率,占用多个RE。为了保证PUSCH可靠性,通过α限制UCI复用的资源,如图9中的903所示,只有4个RE用于UCI复用,导致只有URLLC HARQ-ACK信息被复用,即eMBB HARQ-ACK被丢弃了。相比如图8所示的复用结果,图9所示的复用结果能够优先保证URLLC的HARQ-ACK信息传输,保证了这种高优先级业务的可靠传输和时延需求。而且URLLC HARQ-ACK独立编码,可以采用较低的码率,提高了URLLC HARQ-ACK传输的可靠性。
实例二
一种可选的上行信息传输方法,如图13所示,包括:
步骤S1301,终端确定PUCCH资源和PUSCH资源。
终端接收网络侧发送的DL grant,该DL grant用于调度下行数据PDSCH,并指示针对该PDSCH的HARQ-ACK反馈资源,即终端基于DL grant确定PDSCH资源和PUCCH资源。终端接收网络侧发送的UL grant,该UL grant用于调度上行数据PUSCH(指示PUSCH资源),即终端基于UL grant确定PUSCH资源。
终端侧也可以接收网络侧发送的半静态信令(例如Configured Grant Config,和SPS-Config)及对应的DCI触发信令(例如,CS-RNTI加扰CRC的DCI),基于接收半静态信令和DCI触发信令确定PUSCH资源。终端也可以接收网络侧发送的半静态信令(例如SchedulingRequestResourceConfig,或CSI-ReportConfig)确定承载SR或CSI的PUCCH资源。
当PUCCH资源和PUSCH资源在时域上有重叠,将承载在PUCCH中的UCI复用到PUSCH中。其中,如图5所示,PUCCH与PUSCH在时域上的重叠包括部分重叠、包含和完全重叠。
步骤S1302,终端基于信息优先级确定PUCCH和PUSCH传输方式。
终端确定基于信息优先级确定PUCCH和PUSCH传输方式的确定方式包括但不限 于以下两种方式:
确定方式一、终端基于第一条件,判断UCI复用到PUSCH中传输,还是仅传输一个信道。如果仅传输一个信道,终端基于第二条件判断传输哪一个信道。
第一条件可以是时序要求,其设置原则是:保证PUSCH有足够的准备时间,且HARQ-ACK有足够的确定时间,即能够有足够的时间解调PDSCH,具体可以为图1所示的“PUCCH与PUSCH间的复用的时序要求”。
第二条件可以是信息优先级。
终端根据信息优先级是否相同,选择一个信道传输的原则包括:
原则1:业务等级原则
根据信道中承载信息对应的业务,优先传输优先级高的业务所在的信道。
原则2:业务等级相同,信道等级原则
当不同的信道中承载的业务的优先级相同时,考虑信道类型的优先级,即PUCCH优先级高于PUSCH,使得优先保证高可靠性业务的传输。
其中,业务的优先级可以是协议约定,例如URLLC优先级总是高的。,也可以是网络配置的,例如,终端接收网络配置的信息优先级信息,当网络侧配置eMBB优先级高,则优先传输eMBB相关的信息。
示例地,如图2所示,当T2<N2+1时,即不满足第二时序要求时,终端选择一个信道传输。
情况1:终端判定PUSCH中承载的是URLLC数据,PUCCH是针对eMBB反馈,则传输PUSCH,不传PUCCH。(采用业务等级原则)
情况2:终端判定PUSCH中承载的是URLLC数据,PUCCH是针对URLLC反馈,则传输PUCCH,停止PUSCH传输。(业务等级相同,采用信道等级原则)
情况3:终端判定PUSCH中承载的是eMBB数据,PUCCH是针对URLLC反馈,则传输PUCCH,停止PUSCH传输。(采用业务等级原则)
当停止PUSCH传输,可以是PUSCH全部或部分停止,包括以下三种停止方式:
停止方式1、整个PUSCH都停止传输。
停止方式2、仅在PUSCH和PUCCH时域重叠的时间段,停止PUSCH传输。
停止方式3、从PUSCH和PUCCH时域重叠的起始位置开始,停止后面PUSCH传输。
终端采用哪一种停止方式可以是约定的(例如,采用停止方式一)或者网络配置,又或者基于第三条件,判定PUSCH的停止方式。
第三条件是终端能够判断的冲突的时间点。
当终端能够判断冲突的时间点在PUSCH传输之前,则停止整个PUSCH传输,否则,部分停止PUSCH传输。这里,第三条件在终端可实现的条件下,达到效率优化。
例如:如图6所示,由于PUSCH传输之前,终端可以根据DL grant接收预知PUCCH的位置,与PUSCH在时域上重叠,则终端作出停止PUSCH决策时,采用停止整个PUSCH传输的方法。如图7所示,在PUSCH传输开始后,终端才接收到DL Grant,才发现PUCCH与PUSCH在时域上重叠,则停止部分PUSCH传输。
确定方式二、终端仅基于第二条件,判断传输哪一个信道。
第二条件可以是信息优先级。当终端需要选择一个信道传输时,首先根据信道中承载信息对应的业务,优先传输优先级高的信息。然后再考虑信道类型的优先级,即PUCCH优先级高于PUSCH。其中,业务的优先级可以是协议约定,例如URLLC优先级总是高的。,也可以是网络配置的,例如,终端接收网络配置的信息优先级信息,当网络侧配置eMBB优先级高,则优先传输eMBB相关的信息。
步骤S1303,终端基于确定的PUCCH和PUSCH传输方式,发送上行信号。
本发明实施例提供的上行信息传输方法,具有以下技术效果:
1)、平衡PUCCH和PUSCH的资源分配,优先保证高可靠性业务的的传输。(URLLC优先原则)
2)、平衡PUCCH和PUSCH的资源分配,优化系统传输效率(eMBB优先原则)
3)、选择一个信道传输时,将信息优先级考虑进来,保证高等级业务的优先传输。
为实现上述上行信息传输方法,本发明实施例还提供一种信息传输设备,所述信息传输设备的组成结构,如图14所示,信息传输设备1400包括:
资源确定单元1401,配置为确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源是否存在重叠;
方式确定单元1402,配置为如果存在重叠,根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式;所述优先级参数包括:
所述PUCCH的信息优先级;或
所述PUCCH的信息优先级和所述PUSCH的信息优先级。
本发明实施例中,所述信息传输设备为终端设备或网络设备。
本发明实施例中,所述信息优先级根据以下属性参数中的至少一个属性参数确定:业务类型、业务的可靠性要求和业务的传输时延要求。
本发明实施例中,所述PUCCH的信息优先级或所述PUSCH的信息优先级通过如下方式中的任意一种指示:
通过下行控制信息DCI显性指示;
通过DCI隐性指示;
通过信道的属性隐性指示;
终端设备和网络设备预先约定的。
本发明实施例中,方式确定单元1402,还配置为:
当所述PUCCH和所述PUSCH不满足复用传输条件时,根据所述PUCCH的信息优先级和所述PUSCH的信息优先级确定传输所述PUCCH和所述PUSCH中的一个。
本发明实施例中,方式确定单元1402,还配置为:
当所述PUCCH的信息优先级和所述PUSCH的信息优先级的不同时,传输所述PUCCH和所述PUSCH中信息优先级高的一个;和/或
当所述PUCCH的信息优先级和所述PUSCH的信息优先级的相同时,确定所述PUCCH的信道等级和所述PUSCH的信道等级,并传输所述PUCCH和所述PUSCH中信道等级高的一个。
本发明实施例中,当所述传输方式为传输所述PUCCH和所述PUSCH中的第一信道并停止传输所述PUCCH和所述PUSCH中的第二信道时,停止传输所述第二信道的方式包括以下至少之一:
停止传输所述第二信道;
停止传输所述第二信道中与所述第一信道在时域重叠的时间段对应的部分;
停止传输所述第二信道中与所述第一信道在时域重叠的起始位置之后的部分。
本发明实施例中,所述停止传输所述第二信道的方式是:
所述信息传输设备和网络设备预先约定的;
所述网络设备配置的;或
根据所述信息传输设备能够判断冲突的时间点与所述PUSCH的传输时间点的先后顺序确定。
本发明实施例中,方式确定单元1402,还配置为:
根据所述PUCCH的信息优先级确定上行控制信息UCI排序;
将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
本发明实施例中,当所述PUCCH和所述PUSCH满足复用传输条件时,将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
本发明实施例中,通过以下方式确定所述UCI排序的排序规则:
终端设备和网络设备约定的;
根据网络设备的排序配置。
本发明实施例中,所述UCI排序的排序规则包括以下之一:
先按照信息优先级排序,对于相同的信息优先级,按照UCI类型排序;
先按照UCI类型排序,对于相同的UCI类型,按照信息优先级排序。
本发明实施例中,部分或全部的UCI类型区分信息优先级。
本发明实施例中,按照信息优先级排序包括:
信息优先级高的UCI在前;或
信息优先级低的UCI在前。
本发明实施例中,当所述传输方式为将所述PUCCH中的UCI复用到所述PUSCH中,所述UCI占用的资源粒子的数量根据所述码率补偿因子得到,所述码率补偿因子与所述UCI对应的业务的业务类型关联。
本发明实施例中,不同业务类型下的UCI对应的码率补偿因子独立;或相同业务类型下不同类型的UCI对应的码率补偿因子共享或独立。
本发明实施例还提供一种信息传输设备,包括处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行上述终端设备执行的上行信息传输方法的步骤。
图15是本发明实施例的电子设备(即信息传输设备)的硬件组成结构示意图,电子设备1500包括:至少一个处理器1501、存储器1502和至少一个网络接口1504。电子设备1500中的各个组件通过总线系统1505耦合在一起。可理解,总线系统1505用于实现这些组件之间的连接通信。总线系统1505除包括数据总线之外,还包括电源总线、控制总线和状态信号总线。但是为了清楚说明起见,在图15中将各种总线都标为总线系统1505。
可以理解,存储器1502可以是易失性存储器或非易失性存储器,也可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是ROM、可编程只读存储器(PROM,Programmable Read-Only Memory)、可擦除可编程只读存储器(EPROM,Erasable Programmable Read-Only Memory)、电可擦除可编程只读存储器(EEPROM,Electrically Erasable Programmable Read-Only Memory)、磁性随机存取存储器(FRAM,ferromagnetic random access memory)、快闪存储器(Flash Memory)、磁表面存储器、光盘、或只读光盘(CD-ROM,Compact Disc Read-Only Memory);磁表面存储器可以是磁盘存储器或磁带存储器。易失性存储器可以是随机存取存储器(RAM,Random Access Memory),其用作外部高速缓存。通过示例性但不是限制性说明,许多形式的RAM可用,例如静态随机存取存储器(SRAM,Static Random Access Memory)、同步静态随机存取存储器(SSRAM,Synchronous Static Random Access Memory)、动态随机存取存储器(DRAM,Dynamic Random Access Memory)、同步动态随机存取存储器(SDRAM,Synchronous Dynamic Random Access Memory)、双倍数据速率同步动态随机存取存储器(DDRSDRAM,Double Data Rate Synchronous Dynamic Random Access Memory)、增强型同步动态随机存取存储器(ESDRAM,Enhanced Synchronous Dynamic Random Access  Memory)、同步连接动态随机存取存储器(SLDRAM,SyncLink Dynamic Random Access Memory)、直接内存总线随机存取存储器(DRRAM,Direct Rambus Random Access Memory)。本发明实施例描述的存储器1502旨在包括但不限于这些和任意其它适合类型的存储器。
本发明实施例中的存储器1502用于存储各种类型的数据以支持电子设备1500的操作。这些数据的示例包括:用于在电子设备1500上操作的任何计算机程序,如应用程序15021。实现本发明实施例方法的程序可以包含在应用程序15021中。
上述本发明实施例揭示的方法可以应用于处理器1501中,或者由处理器1501实现。处理器1501可能是一种集成电路芯片,具有信号的处理能力。在实现过程中,上述方法的各步骤可以通过处理器1501中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器1501可以是通用处理器、数字信号处理器(DSP,Digital Signal Processor),或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。处理器1501可以实现或者执行本发明实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者任何常规的处理器等。结合本发明实施例所公开的方法的步骤,可以直接体现为硬件译码处理器执行完成,或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于存储介质中,该存储介质位于存储器1502,处理器1501读取存储器1502中的信息,结合其硬件完成前述方法的步骤。
在示例性实施例中,电子设备1500可以被一个或多个应用专用集成电路(ASIC,Application Specific Integrated Circuit)、DSP、可编程逻辑器件(PLD,Programmable Logic Device)、复杂可编程逻辑器件(CPLD,Complex Programmable Logic Device)、FPGA、通用处理器、控制器、MCU、MPU、或其他电子元件实现,用于执行前述方法。
本发明实施例还提供了一种存储介质,用于存储计算机程序。
可选的,该存储介质可应用于本发明实施例中的信息传输设备,并且该计算机程序使得计算机执行本发明实施例的各个方法中的相应流程,为了简洁,在此不再赘述。
本发明是参照根据本发明实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器,使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的计算机可读存储器中,使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品,该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备上,使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机实现的处理,从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。
以上所述,仅为本发明的较佳实施例而已,并非用于限定本发明的保护范围,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。

Claims (34)

  1. 一种上行信息传输方法,包括:
    确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源在时域上是否存在重叠,如果存在重叠,则根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式;所述优先级参数包括:
    所述PUCCH的信息优先级;或
    所述PUCCH的信息优先级和所述PUSCH的信息优先级。
  2. 根据权利要求1所述的方法,所述方法由终端设备或网络设备执行。
  3. 根据权利要求1所述的方法,所述信息优先级根据以下属性参数中的至少一个属性参数确定:业务类型、业务的可靠性要求和业务的传输时延要求。
  4. 根据权利要求1至3任一项所述的方法,所述PUCCH的信息优先级或所述PUSCH的信息优先级通过如下方式中的任意一种指示:
    通过下行控制信息DCI显性指示;
    通过DCI隐性指示;
    通过信道的属性隐性指示;
    终端设备和网络设备预先约定的。
  5. 根据权利要求1至4任一项所述的方法,所述根据所述PUCCH的信息优先级和所述PUSCH的信息优先级确定所述PUCCH和/或所述PUSCH的传输方式,包括:
    当所述PUCCH和所述PUSCH不满足复用传输条件时,根据所述PUCCH的信息优先级和所述PUSCH的信息优先级确定传输所述PUCCH和所述PUSCH中的一个。
  6. 根据权利要求5所述的方法,所述根据信息优先级确定传输所述PUCCH和所述PUSCH中的一个,包括:
    当所述PUCCH的信息优先级和所述PUSCH的信息优先级的不同时,传输所述PUCCH和所述PUSCH中信息优先级高的一个;和/或
    当所述PUCCH的信息优先级和所述PUSCH的信息优先级的相同时,确定所述PUCCH的信道等级和所述PUSCH的信道等级,并传输所述PUCCH和所述PUSCH中信道等级高的一个。
  7. 根据权利要求5所述的方法,当所述传输方式为传输所述PUCCH和所述PUSCH中的第一信道并停止传输所述PUCCH和所述PUSCH中的第二信道时,停止传输所述第二信道的方式包括以下至少之一:
    停止传输整个所述第二信道;
    停止传输所述第二信道中与所述第一信道在时域重叠的时间段对应的部分;
    停止传输所述第二信道中与所述第一信道在时域重叠的起始位置之后的部分。
  8. 根据权利要求7所述的方法,所述停止传输所述第二信道的方式是:
    终端设备和网络设备预先约定的;
    所述网络设备配置的;或
    根据终端设备能够判断冲突的时间点与所述第二信道的传输时间点的先后顺序确定。
  9. 根据权利要求1至4任一项所述的方法,所述根据所述PUCCH的信息优先级确定所述PUCCH和/或所述PUSCH的传输方式,包括:
    根据所述PUCCH的信息优先级确定上行控制信息UCI排序;
    将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
  10. 根据权利要求9所述的方法,当所述PUCCH和所述PUSCH满足复用传输条件时,将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
  11. 根据权利要求9所述的方法,通过以下方式确定所述UCI排序的排序规则:
    终端设备和网络设备约定的;或
    根据网络设备的排序配置。
  12. 根据权利要求9所述的方法,所述UCI排序的排序规则包括以下之一:
    先按照信息优先级排序,对于相同的信息优先级,按照UCI类型排序;
    先按照UCI类型排序,对于相同的UCI类型,按照信息优先级排序。
  13. 根据权利要求12所述的方法,部分或全部的UCI类型区分信息优先级。
  14. 根据权利要求12或13所述的方法,按照信息优先级排序包括:
    信息优先级高的UCI在前;或
    信息优先级低的UCI在前。
  15. 根据权利要求9至14任一项所述的方法,所述UCI占用的资源粒子的数量根据所述码率补偿因子得到,所述码率补偿因子与所述UCI对应业务的业务类型关联。
  16. 根据权利要求15所述的方法,
    不同业务类型下的UCI对应的码率补偿因子独立;或
    相同业务类型下不同类型的UCI对应的码率补偿因子共享或独立。
  17. 一种信息传输设备,包括:
    资源确定单元,配置为确定物理上行控制信道PUCCH的时域资源和物理上行共享信道PUSCH的时域资源是否存在重叠;
    方式确定单元,配置为如果存在重叠,根据优先级参数确定所述PUCCH和/或所述PUSCH的传输方式;所述优先级参数包括:
    所述PUCCH的信息优先级;或
    所述PUCCH的信息优先级和所述PUSCH的信息优先级。
  18. 根据权利要求17所述的设备,所述信息传输设备为终端设备或网络设备。
  19. 根据权利要求17所述的设备,所述信息优先级根据以下属性参数中的至少一个属性参数确定:业务类型、业务的可靠性要求和业务的传输时延要求。
  20. 根据权利要求17至19任一项所述的设备,所述PUCCH的信息优先级或所述PUSCH的信息优先级通过如下方式中的任意一种指示:
    通过下行控制信息DCI显性指示;
    通过DCI隐性指示;
    通过信道的属性隐性指示;
    终端设备和网络设备预先约定的。
  21. 根据权利要求17至21任一项所述的设备,所述方式确定单元,还配置为:
    当所述PUCCH和所述PUSCH不满足复用传输条件时,根据所述PUCCH的信息优先级和所述PUSCH的信息优先级确定传输所述PUCCH和所述PUSCH中的一个。
  22. 根据权利要求21所述的设备,所述方式确定单元,还配置为:
    当所述PUCCH的信息优先级和所述PUSCH的信息优先级的不同时,传输所述PUCCH和所述PUSCH中信息优先级高的一个;和/或
    当所述PUCCH的信息优先级和所述PUSCH的信息优先级的相同时,确定所述 PUCCH的信道等级和所述PUSCH的信道等级,并传输所述PUCCH和所述PUSCH中信道等级高的一个。
  23. 根据权利要求21所述的设备,当所述传输方式为传输所述PUCCH和所述PUSCH中的第一信道并停止传输所述PUCCH和所述PUSCH中的第二信道时,停止传输所述第二信道的方式包括以下至少之一:
    停止传输整个所述第二信道;
    停止传输所述第二信道中与所述第一信道在时域重叠的时间段对应的部分;
    停止传输所述第二信道中与所述第一信道在时域重叠的起始位置之后的部分。
  24. 根据权利要求23所述的设备,所述停止传输所述第二信道的方式是:
    所述信息传输设备和网络设备预先约定的;
    所述网络设备配置的;或
    根据所述信息传输设备能够判断冲突的时间点与所述PUSCH的传输时间点的先后顺序确定。
  25. 根据权利要求17至20任一项所述的设备,所述方式确定单元,还配置为:
    根据所述PUCCH的信息优先级确定上行控制信息UCI排序;
    将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
  26. 根据权利要求25所述的设备,当所述PUCCH和所述PUSCH满足复用传输条件时,将所述PUCCH中的UCI以所述UCI排序复用到所述PUSCH中。
  27. 根据权利要求25所述的设备,通过以下方式确定所述UCI排序的排序规则:
    终端设备和网络设备约定的;
    根据网络设备的排序配置。
  28. 根据权利要求25所述的设备,所述UCI排序的排序规则包括以下之一:
    先按照信息优先级排序,对于相同的信息优先级,按照UCI类型排序;
    先按照UCI类型排序,对于相同的UCI类型,按照信息优先级排序。
  29. 根据权利要求28所述的设备,部分或全部的UCI类型区分信息优先级。
  30. 根据权利要求28或19所述的设备,按照信息优先级排序包括:
    信息优先级高的UCI在前;或
    低信息优先级低的UCI在前。
  31. 根据权利要求25至30任一项所述的设备,当所述传输方式为将所述PUCCH中的UCI复用到所述PUSCH中,所述UCI占用的资源粒子的数量根据所述码率补偿因子得到,所述码率补偿因子与所述UCI对应的业务的业务类型关联。
  32. 根据权利要求31所述的设备,
    不同业务类型下的UCI对应的码率补偿因子独立;或
    相同业务类型下不同类型的UCI对应的码率补偿因子共享或独立。
  33. 一种信息传输设备,包括处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行上述权利要求1至16任一项所述的上行信息传输方法的步骤。
  34. 一种存储介质,存储有可执行程序,所述可执行程序被处理器执行时,实现上述权利要求1至16任一项所述的上行信息传输方法。
PCT/CN2019/097790 2019-07-25 2019-07-25 一种上行信息传输方法、设备及存储介质 Ceased WO2021012284A1 (zh)

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