WO2020151678A1 - 一种配置资源的确定方法及装置 - Google Patents

一种配置资源的确定方法及装置 Download PDF

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Publication number
WO2020151678A1
WO2020151678A1 PCT/CN2020/073323 CN2020073323W WO2020151678A1 WO 2020151678 A1 WO2020151678 A1 WO 2020151678A1 CN 2020073323 W CN2020073323 W CN 2020073323W WO 2020151678 A1 WO2020151678 A1 WO 2020151678A1
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Prior art keywords
sfn
resource
configuration
information
terminal device
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PCT/CN2020/073323
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English (en)
French (fr)
Inventor
范强
娄崇
黄曲芳
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华为技术有限公司
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Priority to BR112021014568-0A priority Critical patent/BR112021014568A2/pt
Priority to EP20744672.5A priority patent/EP3917082A4/en
Publication of WO2020151678A1 publication Critical patent/WO2020151678A1/zh
Priority to US17/384,381 priority patent/US20210352640A1/en

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    • 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
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1822Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867Arrangements specially adapted for the transmitter end
    • H04L1/1896ARQ related signaling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/085Retrieval of network configuration; Tracking network configuration history
    • H04L41/0853Retrieval of network configuration; Tracking network configuration history by actively collecting configuration information or by backing up configuration information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044Arrangements for allocating sub-channels of the transmission path allocation of payload
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0078Timing of allocation
    • H04L5/0082Timing of allocation at predetermined intervals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signaling for the administration of the divided path
    • H04L5/0094Indication of how sub-channels of the path are allocated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames

Definitions

  • This application relates to the field of mobile communication technology, and in particular to a method and device for determining configuration resources.
  • LTE Long Term Evolution
  • DCI downlink control information
  • SPS semi-persistent scheduling
  • the SPS mechanism is suitable for supporting the transmission of periodic services such as voice.
  • the SPS mechanism in LTE includes downlink SPS and uplink SPS.
  • the base station configures the SPS function for the terminal device through RRC dedicated signaling.
  • the configured parameters include the SPS cell radio network temporary identifier (C-RNTI), SPS resource period, and the number of processes using SPS resources.
  • C-RNTI SPS cell radio network temporary identifier
  • SPS resource period the number of processes using SPS resources.
  • the base station activates/deactivates the SPS configuration through DCI.
  • a resource is also designated for the terminal device in the DCI, which is called the SPS resource.
  • the resource will appear periodically according to the configured SPS resource period parameter, and there is no need to indicate the resource location through the DCI.
  • configured grant Type 1 configured grant Type 2
  • configured grant Type 2 configured grant Type 2
  • the time-frequency resource location of configuration grant type 1 is provided by the network device to the terminal device through radio resource control (radio resource control, RRC) signaling, and is stored by the terminal device as a configured uplink grant, RRC signaling
  • RRC radio resource control
  • the terminal device can be used after the configuration authorization type 1 (CG type 1) is configured; the configuration authorization type 2 (CG type 2) is similar to the uplink SPS in LTE, which is made by physical layer or layer 1 (L1) signaling (ie DCI) activated or deactivated, when the network device activates CG type 2 through DCI, the time-frequency resource is provided by the network device to the terminal device through the DCI, and the terminal device stores or clears the uplink authorization for configuration.
  • L1 physical layer or layer 1
  • the SPS/CG mechanism of NR can only support the configuration of a specific period, that is, the period must be divisible by 10240ms to ensure that the resource location required by the terminal device and the resource calculated by the terminal device appear within the same radio frame of each SFN. Match the location.
  • the period of the configured resource may not be divisible by 10240ms, which will cause when the system frame number (SFN) is reversed, in the new SFN period, the terminal equipment needs There is a deviation between the resource location and the location where the SPS/CG resource calculated by the terminal device appears, which may cause the transmission requirements of some high-reliability and low-delay services to not be met.
  • SFN system frame number
  • This application provides a method and device for determining configuration resources, which are used to effectively determine configuration resources.
  • this application provides a method for determining configuration resources, including: a terminal device obtains configuration information of a configuration resource from a network device, the configuration resource is a periodic resource, and the configuration information includes periodic parameters of the periodic resource; the terminal device is a configuration Resource maintenance sequence number, where the sequence number is updated when the system frame number SFN is reversed; the terminal device determines the configuration resource according to the sequence number and period parameters. Based on this solution, the terminal device can determine the configuration resource according to the periodic parameters of the periodic resource and the maintenance sequence number in the configuration information, so as to reduce the possibility of deviation between the calculated location of the configuration resource and the actual resource required by the terminal device , So as to realize the effective configuration of configuration resources.
  • the configuration information includes configuration information of the value range of the serial number.
  • the terminal device obtains the configuration information of the value range of the serial number from the network device, the configuration information is K, where K is a positive integer; the terminal device determines the value of the serial number according to the configuration information of the value range The range is 0 to K-1 or 1 to K.
  • the terminal device maintains a serial number through a counter, and the serial number is the value of the counter.
  • the sequence number is the super system frame number H-SFN.
  • the terminal device obtains the configuration information of the H-SFN from the network device through broadcast signaling.
  • the configuration information of the H-SFN is the length M of the H-SFN, and the H-SFN identifies 2 10+M radio frames.
  • the terminal device maintains a sequence number for the configuration resource, where the sequence number is updated when the SFN is overturned, including: the terminal device performs an operation of accumulating the H-SFN by 1 every 1024 radio frames.
  • the time domain interval of the configured resources determined before and after the SFN reversal is equal to a positive integer multiple of the duration of the SFN.
  • the time domain interval of the configuration resource determined before and after the SFN reversal is equal to the period of the periodic resource.
  • this application provides a method for determining configuration resources, including: a terminal device obtains configuration information of the configuration resource, the configuration information includes a first parameter, and the configuration resource is a periodic resource; the terminal device determines the configuration resource according to the first parameter Determine the way. Based on this solution, the terminal device can determine the method for determining the configuration resource according to the first parameter in the configuration information, so that a more suitable method can be used to determine the configuration resource, which is helpful to realize the effective resource configuration.
  • the first parameter is a period parameter.
  • the method for determining the configuration resource used by the terminal device is different from when the resource period can be divisible by 10240ms. Based on this solution, it is helpful to reduce the problem of inconsistency between the configuration resources and the resources required by the terminal device when the system frame number is reversed, thereby helping to realize the correct configuration of resources, thereby improving resource configuration efficiency.
  • the first parameter is time information or indication information
  • the time information includes SFN information, or H-SFN information, or UTC/Global Positioning System GPS time information
  • the indication information is used to indicate the terminal
  • the method for determining the configuration resource used by the device wherein, when the terminal device receives the first parameter, the method for determining the configuration resource used by the terminal device is different from when the terminal device does not receive the first parameter.
  • the terminal device maintains a counter for the configuration resource, and the value range of the counter is 0 to K-1, or 1 to K.
  • the counter when the configuration resource is activated, the counter is set to 0, and when the system frame number SFN is overturned, the counter is accumulated by 1 and modulo K processing is performed.
  • the configuration resource is a time-frequency resource of configuration authorization type 1
  • the configuration information also includes the frame number when the network device generates the configuration information or sends the configuration information, and the frame number is the system frame number SFN or super system frame No. H-SFN; if the frame number when the terminal device receives the configuration information is greater than or equal to the frame number in the configuration information, the terminal device sets the counter to 0, otherwise it is set to 1. In this way, it helps to set the correct initial value for the counter.
  • the configuration resource is the time-frequency resource of the configuration grant type 1
  • the terminal device sends auxiliary information to the network device through RRC signaling, and the auxiliary information is used to indicate the traffic pattern of the terminal device.
  • the K value is carried in the configuration information.
  • the K value is configured by MAC granularity or cell granularity (per MAC/per Cell).
  • the configuration information further includes a bitmap bitmap, the bitmap includes Q bits, each bit in the Q bits corresponds to a time zone, and each bit is used to indicate whether there is a configuration in the corresponding time zone Resource, the time zone is X slot/symbol/ms, and X is a positive integer; the terminal device determines the configuration resource according to the bitmap.
  • the resource period of the configuration resource is a non-integer multiple of slot/ms; the terminal device determines the effective position of the configuration resource according to the resource period; and determines the configuration resource according to the effective position.
  • this application provides a communication device, which may be a terminal device or a chip for the terminal device.
  • the device has the function of realizing the embodiments of any one of the first aspect or the second aspect described above. This function can be realized by hardware, or by hardware executing corresponding software.
  • the hardware or software includes one or more modules corresponding to the above-mentioned functions.
  • the present application provides a communication device including: a processor and a memory; the memory is used to store computer execution instructions, and when the device is running, the processor executes the computer execution instructions stored in the memory to enable the The device executes the method for determining configuration resources as described in the first aspect or the first aspect, or enables the device to perform the method for determining configuration resources as described in the second aspect or the second aspect.
  • the present application provides a communication device, including: including units or means for performing the steps of the first aspect or the second aspect above.
  • the present application provides a communication device including a processor and an interface circuit.
  • the processor is configured to communicate with other devices through the interface circuit and execute any method provided in the first aspect or the second aspect above.
  • the processor includes one or more.
  • the present application provides a communication device, including a processor, configured to be connected to a memory, and used to call a program stored in the memory to execute any implementation of the first aspect or the second aspect.
  • the memory can be located inside the device or outside the device.
  • the processor includes one or more.
  • the present application also provides a computer-readable storage medium having instructions stored in the computer-readable storage medium, which when run on a computer, cause a processor to execute the methods described in the foregoing aspects.
  • this application also provides a computer program product including instructions, which when run on a computer, cause the computer to execute the methods described in the above aspects.
  • the present application also provides a chip system, including a processor, configured to execute the methods described in the foregoing aspects.
  • this application also provides a communication system, including: a terminal device and a network device, and the terminal device includes any one of the above-mentioned communication devices.
  • Figure 1 is a schematic diagram of a possible network architecture provided by this application.
  • FIG. 2 is a schematic diagram of the inconsistency between the resource location determined by the terminal device provided in this application and the resource location required by the terminal device;
  • FIG. 3 is a schematic diagram of a bitmap indicating resource locations provided by this application.
  • FIG. 4 is a schematic diagram of a method for determining a resource location provided by this application.
  • Figure 5 is a schematic diagram of a method for determining configuration resources provided by this application.
  • FIG. 6 is a schematic diagram of the inconsistency between the CG resource location understood by the network and the CG resource location understood by the terminal device provided by this application;
  • FIG. 7 is a schematic diagram of another resource location determination method provided by this application.
  • FIG. 8 is a schematic diagram of a communication device provided by this application.
  • FIG. 9 is a schematic diagram of another communication device provided by this application.
  • a schematic diagram of a possible network architecture to which this application is applicable includes a network device and at least one terminal device.
  • the network equipment and terminal equipment can work on the 5G NR communication system, and the terminal equipment can communicate with the network equipment through the 5G NR communication system.
  • the network device and terminal device can also work on other communication systems, and the embodiment of the present application does not limit it.
  • Terminal equipment also known as user equipment (UE), mobile station (MS), mobile terminal (MT), etc.
  • UE user equipment
  • MS mobile station
  • MT mobile terminal
  • UE user equipment
  • UE mobile station
  • MT mobile terminal
  • some examples of terminals are: mobile phones, tablet computers, notebook computers, handheld computers, mobile internet devices (MID), wearable devices, virtual reality (VR) devices, augmented reality (augmented reality, AR) equipment, wireless terminals in industrial control, wireless terminals in self-driving (self-driving), wireless terminals in remote medical surgery, and smart grids (smart grid)
  • a network device is a device in a wireless network, for example, a radio access network (RAN) node that connects a terminal device to the wireless network.
  • RAN nodes are: gNB, transmission reception point (TRP), evolved Node B (evolved Node B, eNB), radio network controller (RNC), Node B (Node B) B, NB), base station controller (BSC), base transceiver station (BTS), home base station (for example, home evolved NodeB, or home Node B, HNB), baseband unit (baseband unit) , BBU), or wireless fidelity (Wifi) access point (AP), etc.
  • the network device may include a centralized unit (CU) node, or a distributed unit (DU) node, or a RAN device including a CU node and a DU node.
  • the base station when it performs RRC configuration on the downlink SPS, it will configure but not limited to the following parameters:
  • the period of SPS resource recurrence.
  • the value of SPS period can include 10ms, 20ms, 32ms, 40ms, 64ms, 80ms, 128ms, 160ms, 320ms, 640ms.
  • the SPS period can be evenly divided by 10240ms.
  • HARQ Hybrid automatic repeat request
  • PUCCH Physical Uplink Shared Channel
  • the RRC configuration signaling includes but is not limited to the following parameters:
  • the value of the period is related to the Sub-Carrier Space (SCS) of the resource where the CG is located.
  • SCS Sub-Carrier Space
  • the period supported by CG can be evenly divided by 10240ms.
  • the offset value of timeDomainOffset the offset value is in the unit of slot.
  • the time domain position of the "first block” configured uplink grant resource here indicates that the symbol starts from the S symbol in a slot and occupies L symbols length.
  • one SPS resource always occupies one slot.
  • the method for determining the location of the periodic resource configured in the current NR and the method for determining the HARQ process used are described below.
  • the configured resource is a non-dynamic scheduling resource, or a semi-static scheduling resource, usually a periodic resource.
  • a non-dynamic scheduling resource usually a periodic resource.
  • SPS resources in the downlink direction, it includes SPS resources, and in the uplink direction, it includes CG type 1 resources and CG type 2 resources.
  • this application refers to semi-persistently scheduled resources, which are called downlink SPS resources or SPS resources or SPS in the downlink direction, and called CG type 1, CG type 2, or CG1 in the uplink direction.
  • Type 1 resources CG type 2 resources.
  • the SPS or CG type 2 in this application is only used to indicate the name of the RRC configuration + DCI activation (indicating resources)/deactivation method.
  • CG type 1 is used to indicate the name of the RRC configuration + RRC indicating resource method.
  • RRC configuration + RRC indication resource can be used, and the corresponding calculation method of calculating the position of the downlink periodic resource and determining the HARQ process ID for processing the corresponding downlink periodic resource can also be the same as the method corresponding to CG type 1 in the following embodiment , There is no restriction on this. With the development of communication standards, these terms may also be replaced by other names, but as long as their technical essence does not change, they may also fall within the scope of protection of this application.
  • modulo in this application represents a modulo operation
  • duration of one system frame is 10 ms as an example for description.
  • the duration of one system frame is 10 ms as an example for description.
  • the base station When the base station activates the SPS through the DCI, it will specify a block of SPS resource location, and the system frame number (SFN) and slot corresponding to the time domain location of the indicated resource are recorded as SFN start time and slot start time, respectively .
  • the terminal device uses the following formula (1) to determine the time-domain position where the N-th SPS resource appears, that is, in which slot of which SFN it appears, or understood as: if (SFN, slot number in the frame) satisfies the following formula (1) , The terminal device determines (SFN, slot number in the frame) as the time domain position of the downlink SPS resource (SPS resource occupies an integer number of slots):
  • the value range of SFN is 0, 1, 2, ..., 1023; the value range of slot number in the frame is 0, 1, 2, ..., numberOfSlotsPerFrame-1; numberOfSlotsPerFrame indicates the slot included in a system frame
  • SFN start time is the system frame number of the system frame where the SPS resource specified in the DCI is located; slot start time is the time slot number of the SPS resource specified in the specified DCI in the corresponding system frame; periodicity is configured for RRC signaling SPS cycle (or called resource cycle).
  • the terminal device uses the following formula (2) to determine the identification (ID) of the HARQ process to determine which HARQ process is used to process or use the SPS resource, that is, to determine the HARQ process ID associated with the SPS resource:
  • HARQ Process ID [floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulonrofHARQ-Processes, whilmula (2)
  • HARQ Process ID is the identification of the identified HARQ process
  • floor represents the next rounding function
  • nrofHARQ-Processes is the number of configured HARQ processes
  • CURRENT_slot is the start position of the downlink SPS resource in the time domain
  • CURRENT_slot (SFN*numberOfSlotsPerFrame )+slot number in the frame.
  • the terminal device uses the following formula (3) to determine the time domain position of the Nth block of CG type 1 resources, that is, from which symbol of which SFN and which slot, or understood as: if (SFN, slot number in the Frame, symbol number in the slot) satisfy the following formula (3), then the terminal device determines (SFN, slot number in the frame, symbol number in the slot) as the time domain location of the CG type 1 resource:
  • the value range of SFN is 0, 1, 2, ..., 1023; the value range of slot number in the frame is 0, 1, 2, ..., numberOfSlotsPerFrame-1; the value of symbol number in the slot
  • the range is 0, 1, 2, ..., numberOfSymbolsPerSlot-1; numberOfSlotsPerFrame represents the number of slots included in a system frame; symbol number in the slot represents the number of symbols included in a time slot; periodicity is the CG1 cycle configured by RRC signaling (Alternatively called resource period); S indicates which symbol of the "first block” configured uplink grant configured in RRC signaling starts in a slot.
  • the RRC configuration + RRC indicator resource method can also be used, and the corresponding calculation method of calculating the position of the downlink periodic resource and determining the HARQ process ID for processing the corresponding downlink periodic resource can also be the same as
  • the method of CG type 1 in this embodiment is the same.
  • the terminal device uses the following formula (4) to determine the time domain position of the Nth block of CG type 2 resources, that is, from which symbol of which SFN and which slot, or understood as: if (SFN, slot number in the Frame, symbol number in the slot) satisfy the following formula (4), then the terminal device determines (SFN, slot number in the frame, symbol number in the slot) as the time domain location of the CG type 2 resource:
  • the value range of SFN is 0, 1, 2, ..., 1023; the value range of slot number in the frame is 0, 1, 2, ..., numberOfSlotsPerFrame-1; the value of symbol number in the slot
  • the range is 0, 1, 2, ..., numberOfSymbolsPerSlot-1; numberOfSlotsPerFrame represents the number of slots included in a system frame; symbol number in the slot represents the number of symbols included in a time slot; periodicity is the CG2 cycle configured by RRC signaling (Or called the resource cycle);
  • SFN start time is the system frame number of the system frame where the "first block” configured uplink grant is located; slot start time is the time slot number of the "first block” configured uplink grant in the corresponding system frame, The symbol start time is the symbol number of the "first block” configured uplink grant in the corresponding system frame.
  • the configured grant (CG type 1 or CG type 2), since the configured period can be divisible by 10240ms, the configured grant resource in the same radio frame of each SFN calculated by the above formula (3) or formula (4) The time-frequency domain position is also always the same.
  • the terminal device uses the following formula (5) to determine the identification (ID) of the HARQ process, thereby determining which HARQ process is used to process or use the CC Type 1 resource or CG type 2 resource, that is, determine the HARQ process ID associated with the CC type 1 resource or CG type 2 resource:
  • HARQ Process ID is the identification of the determined HARQ process
  • floor represents the rounding function
  • nrofHARQ-Processes is the number of configured HARQ processes
  • CURRENT_symbol is the time domain start position of the configured uplink grant resource
  • CURRENT_symbol (SFN* numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot).
  • the configured SPS/CG cycle cannot be divisible by 10240ms, for example, the configured SPS/CG cycle is 3ms, 1.6ms, etc., then the cycle cannot be divisible by 10240ms.
  • the terminal equipment still calculates the position of the SPS/CG resource according to the above formula (1), or formula (3), or formula (4) at this time, when the SFN is reversed (From 1023 to 0), in the new SFN cycle, the SPS/CG resource position determined according to the above formula (1), or formula (3), or formula (4) and the actually required downlink/uplink resources There are deviations between locations, which may result in unmet transmission requirements for some high-reliability and low-latency services.
  • FIG. 2 it is a schematic diagram of the location of periodic resources required by terminal equipment.
  • the figure shows two resource periods, one is 10ms and the other is 3ms, where 10ms can be divisible by 10240ms, so there is no deviation between the resource location determined by the terminal device and the actual resource location.
  • For the period that cannot be divisible by 10240ms take the period of 3ms as an example.
  • the time domain interval of the transmission resource required by the terminal device is 3 ms, and when calculating the resource position according to the above formula, the time domain interval of the two periodic resources before and after the SFN flip is only 1 ms.
  • the resource period (periodicity) is not divisible by 10240ms, but can be divisible by symbol/slot/ms.
  • the resource period can be 3ms, 6ms, 15ms, etc.
  • the network equipment can configure at least one set of SPS/CG for the terminal equipment.
  • Each set of SPS/CG is configured with a K value and maintains a counter value.
  • an additional K value can be displayed.
  • the K value can represent the value range of the counter value maintained by the corresponding SPS/CG. For example, when the counter starts counting from 0, the value range of the counter is 0,1,2,...,K-1.
  • the counter value range can also be expressed in other ways, for example, the counter value range is 1, 2, 3, ..., K.
  • the value range of counter can be any number from the beginning to the arbitrary number + K-1 (the arbitrary number is expressed as t, then the value range of counter is t, t+1, t+2,..., t+K -1).
  • the Counter value can be maintained by the medium access control (MAC) layer entity of the terminal device, or by the RRC layer entity of the terminal device.
  • MAC medium access control
  • the counter corresponding to the set of SPS/CG configuration is reset to 0.
  • the method for determining the location of the configured periodic resource and the method for determining the HARQ process used are as follows:
  • the terminal device needs to consider the counter value and the K value when determining the location of the periodic resource.
  • the time domain location where the Nth SPS resource appears can be determined by the following formula (6) , That is, it appears in which slot of which SFN, or understood as: if (SFN, slot number in the frame) satisfies the following formula (6), the terminal device determines (SFN, slot number in the frame) as the downlink SPS resource Time domain position (SPS resources occupy an integer number of slots):
  • the terminal device uses the following formula (7) to determine the identification (ID) of the HARQ process to determine which HARQ process is used to process or use the SPS resource, that is, to determine the HARQ process ID associated with the SPS resource:
  • HARQ Process ID [floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulonrofHARQ-Processes, whilFormula (7)
  • HARQ Process ID is the identification of the identified HARQ process
  • floor represents the rounding function
  • nrofHARQ-Processes is the configured number of HARQ processes used to process SPS resources
  • CURRENT_slot is the start position of the downlink SPS resource in the time domain
  • CURRENT_slot ((SFN+counter*1024)*numberOfSlotsPerFrame)+slot number in the frame.
  • the HARQ process ID can also be calculated in the manner described in the above formula (2).
  • the HARQ processes that can be used by the SPS resources of different SPS configurations start from 0, which may cause data transmission using SPS resources. influences. For example, two resources of SPS configuration 1 and SPS configuration 2 arrive 1 slot apart. After the terminal device uses HARQ process 0 on the resources of SPS configuration 1 to receive and process the data scheduled by the base station, the data is not parsed successfully due to poor channel quality.
  • the base station is required to retransmit and combine the retransmitted data with the previous data to decode, but the terminal device also needs to use HARQ process 0 to process the SPS configuration 2 resources that arrive immediately, resulting in the data stored in the buffer corresponding to HARQ process 0 The data is cleared.
  • HARQ processes available for different SPS configurations can be distinguished. Therefore, as another way to determine the HARQ process for processing SPS resources, the HARQ process ID can also be calculated by the following formula (7a):
  • HARQ Process ID [floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulonrofHARQ-Processes+ ⁇ ->Formula (7a)
  • a corresponding index value ConfigurationIndex can be indicated in the configuration signaling, for example, the index value can be 0,1,2.
  • can be determined by one of the following methods:
  • the calculated HARQ process ID can be modulo operation (for example, modulating the maximum number of downlink HARQ processes, or modulating the current number of the terminal device The number of HARQ processes that can be used on the cell).
  • the HARQ process ID can also be calculated in the manner described by the following formula (7b).
  • HARQ Process ID [floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulonrofHARQ-Processes+ ⁇ , whilmula (7b)
  • CURRENT_slot is the start position of the downlink SPS resource in the time domain
  • CURRENT_slot ((SFN+counter*1024)*numberOfSlotsPerFrame)+slot number in the frame.
  • is the same as in formula 7(a).
  • the calculated HARQ process ID can be modulo operation (for example, modulating the maximum number of downlink HARQ processes, or modulating the current number of the terminal device The number of downlink HARQ processes that can be used on the cell).
  • the terminal device For CG type 1, the terminal device needs to consider the counter value and the K value when determining the location of the periodic resource.
  • the time domain location of the Nth block of CG type 1 resources can be determined by the following formula (8), that is, from which SFN Which symbol of which slot starts, or understood as: If (SFN, slot number in the frame, symbol number in the slot) satisfies the following formula (8), the terminal device determines (SFN, slot number in the frame, symbol number) in the slot) is the time domain location of CG type 1 resources:
  • the RRC configuration + RRC indicator resource method can also be used, and the corresponding calculation method of calculating the position of the downlink periodic resource and determining the HARQ process ID for processing the corresponding downlink periodic resource can also be the same as
  • the method of CG type 1 in this embodiment is the same.
  • the terminal device needs to consider the counter value and the K value when determining the location of the periodic resource.
  • the time domain location of the Nth block of CG type 2 resources can be determined by the following formula (9), that is, from which SFN Which symbol of which slot starts, or understood as: if (SFN, slot number in the frame, symbol number in the slot) satisfies the following formula (9), the terminal device determines (SFN, slot number in the frame, symbol number) in the slot) is the time domain location of CG type 2 resources:
  • formula (9) can be used to determine the time domain position where the Nth SPS resource appears.
  • the terminal device uses the following formula (10) to determine the identification (ID) of the HARQ process, thereby determining which HARQ process is used to process or use the CG Type 1 resource or CG type 2 resource, that is, the process ID that determines the HARQ association with the CG type 1 resource or CG type 2 resource:
  • HARQ Process ID is the identification of the identified HARQ process
  • floor represents the rounding function
  • nrofHARQ-Processes is the number of configured HARQ processes
  • CURRENT_symbol is the time domain start position of the configured uplink grant resource
  • CURRENT_symbol ((SFN +counter*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot).
  • the HARQ process ID can also be calculated in the manner described in the above formula (5).
  • the calculated HARQ process ID can be modulo operation (for example, modulating the maximum number of uplink HARQ processes, or modulating the terminal equipment that can be used in the current cell The number of uplink HARQ processes).
  • the calculated HARQ process ID can be modulo operation (for example, modulating the maximum number of uplink HARQ processes, or modulating the terminal equipment that can be used in the current cell The number of uplink HARQ processes).
  • the time domain position occupied by one SPS resource can be less than one slot, for example, it can be 2/7 symbols, one of the above-mentioned optional methods can be used to determine the HARQ process identifier for processing a specific SPS resource.
  • the terminal device For CG type 1 or CG type 2, when the terminal device receives the RRC dedicated signaling to configure the CG, the terminal device sets the corresponding counter value to 0. After that, the counter value is processed and the resource location of the configured uplink grant is determined as before Said.
  • each set of SPS/CG is configured with a K value, and a counter value is maintained, and the SPS/CG resource location is calculated using the counter value and K.
  • the terminal equipment determines the resource location of the network configuration according to the resource location required by the service characteristics and the formula (such as formula (6), (8) or (9))) Consistent, not affected by SFN rollover, the network can be configured with cycles of any integer multiple of symbol/slot/ms.
  • the resource period (periodicity) is not divisible by 10240ms, but can be divisible by symbol/slot/ms.
  • the resource period can be 3ms, 6ms, 15ms, etc.
  • the K value is predefined by the protocol and can be configured per MAC/per cell (cell), that is, configuration based on MAC granularity or cell granularity.
  • the value range of counter is predefined by the protocol, or configured through RRC signaling per MAC entity/per cell.
  • Per MAC entity configuration counter value range means that a MAC entity has a counter value range, and all periodic resource configurations maintained by the MAC entity correspond to the same counter value range;
  • per cell configuration counter value range refers to the terminal device A serving cell has a counter value range, and the periodic resource configuration configured on the serving cell corresponds to the same counter value range.
  • the network can configure the number of counters maintained by SPS/CG on a cell through RRC signaling as K, then all SPS/
  • the value range of the counter value maintained by CG is: 0,1,2,...,K-1.
  • the counter value range can also be expressed in other ways, for example, the counter value range is 1, 2, 3, ..., K.
  • the value range of counter can be any number from the beginning to the arbitrary number + K-1 (the arbitrary number is expressed as t, then the value range of counter is t, t+1, t+2,..., t+K -1).
  • the first embodiment configures a K value for each set of SPS/CG.
  • the counter value can be maintained by the MAC layer entity of the terminal device or by the RRC layer entity of the terminal device.
  • the counter corresponding to the set of SPS/CG configuration is reset to 0.
  • the method for determining the position of the configured periodic resource and the method for determining the HARQ process used are the same as the formula (6) to the formula (10) in the first embodiment, and reference may be made to the foregoing description.
  • the definition of K is different.
  • K in the second embodiment is configured per cell and is equal to 2 L
  • the SFN when the SFN is reversed, there is still a mismatch between the SPS/CG resource location calculated by the above formula (6), (8), or (9) and the resource location required by the terminal device, but compared to the current situation
  • the calculation method of the second embodiment can make this situation occur only once every 1024*L wireless frames, and thus can effectively reduce the frequency of mismatches.
  • this method makes the terminal device not need to maintain the count value for each set of SPS/CG, but maintains the count value based on MAC granularity or cell granularity, so the terminal device has low implementation complexity.
  • the resource period (periodicity) is not divisible by 10240ms, but can be divisible by symbol/slot/ms.
  • the resource period can be 3ms, 6ms, 15ms, etc.
  • H-SFN Hyper-System Frame Number
  • the base station broadcasts H-SFN through SIB signaling, and the H-SFN performs an accumulation operation of 1 every 1024 radio frames.
  • H-SFN is M bit length
  • ⁇ H-SFN, SFN> can identify 1024*2 M radio frames .
  • the method for determining the location of the configured periodic resource and the method for determining the HARQ process used are as follows:
  • the terminal device uses the following formula (11) to determine the time domain position where the N-th SPS resource appears, that is, in which slot of which SFN, or understood as: if (H-SFN , SFN, slot number in the frame) satisfies the following formula (11), then the terminal device determines (H-SFN, SFN, slot number in the frame) as the time domain position of the downlink SPS resource (SPS resource occupies an integer number of slots):
  • the meanings of the H-SFN value and the K value are defined as above, and the H-SFN start time is the supersystem frame number where the first SPS resource is designated.
  • the H-SFN start time is the supersystem frame number where the first SPS resource is designated.
  • the terminal device uses the following formula (12) to determine the identification (ID) of the HARQ process to determine which HARQ process to process or use the SPS resource, that is, to determine the HARQ process ID associated with the SPS resource:
  • HARQ Process ID [floor(CURRENT_slot*10/(numberOfSlotsPerFrame* periodicity))]modulonrofHARQ-Processes, whilFormula (12)
  • HARQ Process ID is the identification of the identified HARQ process
  • floor represents the next rounding function
  • nrofHARQ-Processes is the number of configured HARQ processes
  • CURRENT_slot is the start position of the downlink SPS resource in the time domain
  • CURRENT_slot ((SFN+ H-SFN*1024)*numberOfSlotsPerFrame)+slot number in the frame.
  • the HARQ process ID can also be calculated in the manner described in the above formula (2).
  • the HARQ process ID can also be calculated in the manner described in the above formula (7a).
  • the terminal device uses the following formula (13) to determine the time domain position of the Nth CG type 1 resource, that is, which symbol of which SFN and which slot starts, or it can be understood as: if (H-SFN, SFN, slot number in the frame, symbol number in the slot) satisfies the following formula (13), then the terminal device determines (H-SFN, SFN, slot number in the frame, symbol number in the slot) as the time domain of the CG type 1 resource position:
  • the offset value is in units of time slots.
  • the RRC configuration + RRC indicator resource method can also be used, and the corresponding calculation method of calculating the position of the downlink periodic resource and determining the HARQ process ID for processing the corresponding downlink periodic resource can also be the same as
  • the method of CG type 1 in this embodiment is the same.
  • the meaning of the H-SFN value and the K value are defined as above, and the H-SFN start time is the supersystem frame number where the first SPS resource is designated.
  • the H-SFN start time is the supersystem frame number where the first SPS resource is designated.
  • formula (14) can be used to determine the time domain position where the Nth SPS resource appears.
  • the terminal device uses the following formula (15) to determine the identification (ID) of the HARQ process, thereby determining which HARQ process is used to process or use the CC Type 1 resource or CG type 2 resource, that is, determine the HARQ process ID associated with the CC type 1 resource or CG type 2 resource:
  • HARQ Process ID is the identification of the identified HARQ process
  • floor represents the rounding function
  • nrofHARQ-Processes is the number of configured HARQ processes
  • CURRENT_symbol is the time domain start position of the configured uplink grant resource
  • CURRENT_symbol ((SFN +H-SFN*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot).
  • the HARQ process ID can also be calculated in the manner described in the above formula (5).
  • the calculated HARQ process ID can be modulo operation (for example, modulating the maximum number of uplink HARQ processes, or modulating the terminal equipment that can be used in the current cell The number of uplink HARQ processes).
  • the calculated HARQ process ID can be modulo operation (for example, modulating the maximum number of uplink HARQ processes, or modulating the terminal equipment that can be used in the current cell The number of uplink HARQ processes).
  • one of the above-mentioned optional methods can be used to determine the HARQ for processing a specific SPS/CG resource Process ID.
  • the SPS/CG resource location calculated by the above formula (11), (13) or (14) still does not match the resource location required by the terminal device . But compared to the prior art calculation method that occurs once every 1024 radio frames, the calculation method of the third embodiment can make this situation occur only once every 1024*2 M radio frames, which can effectively reduce the occurrence of this situation. Frequency of mismatch.
  • this method makes the terminal device not need to maintain the count value for each set of SPS/CG, but maintains the count value based on MAC granularity or cell granularity, so the terminal device has low implementation complexity.
  • the period during which the terminal device needs to use resources cannot be divisible by 10240 ms, nor can it be divisible by symbol/slot/ms. Taking as an example that it is not divisible by 10240ms and not divisible by ms, for example, the period during which the terminal device needs to use resources may be 1.6ms, 1.7ms, 3.2ms, and so on.
  • the data packet to be transmitted is generated every 1.6ms. Therefore, at 0ms, 1.6ms, 3.2ms, 4.8ms, 6.4ms, 8.0ms, ... and other locations, the terminal equipment has to transmit data, but 1.6ms, 3.2ms, etc. do not fall on the boundary of the slot or symbol, and the network cannot Configure periodic SPS/CG resources to strictly match the downlink/uplink service transmission of terminal equipment.
  • the bitmap includes Q bits. Each bit in the Q bits corresponds to a time zone, and each bit is used to indicate whether resources are configured in the corresponding time zone.
  • the time zone is X slot/symbol/ms, and X is a positive integer.
  • the terminal device determines the configuration resource according to the bitmap.
  • the downlink transmission resources are configured in subframes 0, 2, 4, 5, and 7.
  • the resource configuration in these 8 subframes uses 8 bits
  • the bitmap is represented as ⁇ 10101101 ⁇
  • '1' indicates that the corresponding subframe is configured with downlink transmission resources
  • '0' indicates that the corresponding subframe is not configured with downlink transmission resources.
  • the resource configuration can also be expressed as ⁇ 10101101 ⁇ . Therefore, the resource allocation situation is repeated every 8 subframes. In this case of resource configuration, it can be guaranteed that each generated data can always be configured with resources for use in the nearest available subframe.
  • the resources represented by the bitmap appear periodically, and the resources represented by each bit in the bitmap appear aperiodically.
  • the terminal device does not determine the location of the downlink configuration resource according to the formula (such as the formula of the above-mentioned embodiment 1, or embodiment 2, or embodiment 3), but starts from the starting position of the first bitmap, and considers the bitmap The indicated resource appears periodically, and the period is the length of the time domain represented by the bitmap.
  • the formula such as the formula of the above-mentioned embodiment 1, or embodiment 2, or embodiment 3
  • the terminal device For the HARQ process of processing downlink resources, the terminal device starts from the first downlink transmission resource indicated by the bitmap mode, and the terminal device can use HARQ processes 0,1,...,nrofHARQ-Processes-1 for polling successive downlink transmission resources;
  • the terminal equipment can also select the HARQ process by itself, and indicate it to the network (network, NW) through uplink control signaling (UCI).
  • NW network, NW
  • UCI uplink control signaling
  • the bitmap method can also be combined with the solutions of the foregoing embodiment 1 to embodiment 3.
  • the terminal device is configured with resources in a bitmap mode.
  • the resources represented by the bitmap appear periodically, while the resources represented by each bit in the bitmap appear non-periodically.
  • the period during which the terminal device needs to use resources cannot be divisible by 10240 ms, nor can it be divisible by symbol/slot/ms. Taking as an example that it is not divisible by 10240ms and not divisible by ms, for example, the period during which the terminal device needs to use resources may be 1.6ms, 1.7ms, 3.2ms, and so on.
  • the terminal device determines the effective position of the configuration resource according to the resource period; and determines the configuration resource according to the effective position.
  • the RRC configuration SPS/CG period can be a non-integer number of slots, and the terminal device starts from the periodic time point and determines that the next qualified resource is the SPS/CG resource.
  • the first available transmission resource after the point is:
  • the terminal device can determine the HARQ process ID according to the above formula (2) in the prior art.
  • the HARQ process ID can also be calculated in the following way:
  • the CURRENT_start_time corresponding to the fourth SPS/CG resource is 4.8 ms.
  • the terminal device may use HARQ processes 0, 1, ..., nrofHARQ-Processes-1 for polling of SPS/CG resources that appear successively.
  • the terminal device can also select the HARQ process by itself, and instruct it to the NW in the manner of uplink control information (UCI).
  • the HARQ process ID information can be carried in the UCI, and the time-frequency resource location for transmitting UCI can be configured by the network equipment.
  • the time-frequency domain resource location for UCI transmission can have a predefined functional relationship with the corresponding SPS/CG resource location. For example, after data transmission is performed on a certain SPS/CG resource, the terminal device according to SPS/ The location of the CG resource and the predefined functional relationship determine the location of the time-frequency domain resource for transmitting UCI.
  • the RRC configuration SPS/CG period can be a non-integer number of symbols/slot/ms, and the terminal device starts from the periodic time point and determines that the next qualified resource is the SPS/CG resource.
  • the terminal device can support Integer symbol/slot/ms cycle generation data service transmission requirements, help to reduce resource waste caused by the existing SPS/CG periodic resource configuration, or part of the service data transmission requirements cannot be met Happening.
  • the period (periodicity) that the terminal device needs to use resources can be any period, such as a period that is divisible by 10240ms (such as 10ms, 20ms, etc.), or a period that is not divisible by 10240ms but can be divisible by symbol/slot/ms Period (such as 3ms, 6ms, 15ms), or a period that cannot be divisible by 10240ms or symbol/slot/ms (such as 1.6ms, 1.7ms, 3.2ms, etc.).
  • 10240ms such as 10ms, 20ms, etc.
  • symbol/slot/ms Period such as 3ms, 6ms, 15ms
  • a period that cannot be divisible by 10240ms or symbol/slot/ms such as 1.6ms, 1.7ms, 3.2ms, etc.
  • the terminal device starts from the first SPS resource location indicated by the DCI, and considers resources at the same frequency domain location as SPS resources every periodicity ms. Further, the terminal device can use HARQ for polling of successive SPS resources. Process 0,1,...,nrofHARQ-Processes-1.
  • the terminal device when DCI activates a set of SPS/CG configuration (for example, the periodicity is 3ms), the terminal device does not determine the resource locations that appear periodically in the manner of Embodiment 1, or Embodiment 2, or Embodiment 3. Starting from the location of the first SPS/CG resource indicated by the DCI, the resources at the same frequency domain location are considered as SPS/CG resources every 3ms. Further, the terminal device can use the HARQ process for polling of successive SPS/CG resources 0,1,...,nrofHARQ-Processes-1.
  • the terminal device when DCI activates a set of SPS/CG configuration (for example, perodicity is 1.6ms), the terminal device does not determine the periodically occurring resource location according to the fourth or fifth embodiment, but Starting from the location of the first SPS/CG resource indicated by DCI, the resource at the same frequency domain location is considered as SPS/CG resource every 1.6ms. Further, the terminal device can use the HARQ process for polling of successive SPS/CG resources. 0,1,...,nrofHARQ-Processes-1.
  • the terminal device directly determines the location of the resource according to the resource location required by the service characteristics, instead of determining the location of the resource without using the above formula, so that it is not affected by SFN rollover, and the network can be configured Any period.
  • a method for determining configuration resources includes the following steps:
  • Step 501 The terminal device obtains configuration information of a configuration resource, the configuration information includes a first parameter, and the configuration resource is a periodic resource.
  • Step 502 The terminal device determines a method for determining the configuration resource according to the first parameter.
  • the terminal device can determine the method for determining the configuration resource according to the first parameter in the configuration information, so that a more appropriate method can be used to determine the configuration resource, so as to reduce the position of the calculated configuration resource and the actual needs of the terminal device.
  • the possibility of deviations between resources which in turn helps to achieve effective resource allocation.
  • the first parameter is a period parameter.
  • the method for determining the configuration resource adopted by the terminal device is different from when the resource period can be divisible by 10240ms.
  • the resource period indicated by the period parameter here can be the resource period in Embodiment 1 to Embodiment 3, that is, it cannot be divisible by 10240ms, but can be divisible by symbol/slot/ms.
  • the resource period can be divisible by ms, then The resource period can be 3ms, 6ms, 15ms, etc.
  • the resource period indicated by the period parameter here may be the resource period in Embodiment 4 to Embodiment 5, that is, it cannot be divisible by 10240ms, nor can it be divisible by symbol/slot/ms.
  • the resource period can be 1.6ms, 1.7ms, 3.2ms, etc.
  • the first parameter is time information or indication information
  • the time information includes SFN information, or H-SFN information, or Coordinated Universal Time (UTC), or Global Positioning System (Global Positioning System).
  • GPS Global Positioning System
  • the indication information is used to indicate the determination method of the configuration resource used by the terminal device; wherein, when the terminal device receives the first parameter, the determination method of the configuration resource used by the terminal device is the same as the terminal device not receiving the first The parameters are different.
  • the SPS/CG resource location and/or HARQ process ID can be determined in different ways according to the SPS/CG period value or the RRC indication.
  • the terminal device can determine the SPS/CG resource location and/or HARQ process ID in different ways.
  • the terminal device determines the SPS/CG resource location and HARQ process ID according to the formula defined by NR R15.
  • the terminal device can determine the SPS/CG resource location and/or HARQ process ID according to one of the methods in Embodiment 1 to Embodiment 6.
  • the terminal device may determine whether to determine the SPS/CG resource location and the HARQ process ID according to a method defined in the prior art (hereinafter referred to as method 1), or according to other methods (such as those in Embodiment 1 to Embodiment 6). Either way, hereinafter referred to as way 2) Determine the SPS/CG resource location and/or HARQ process ID.
  • the judgment condition can be:
  • the terminal device adopts method 2, otherwise adopts method 1.
  • the time information may be SFN information, or H-SFN information, or UTC/GPS time information, for example. Further, according to the specific content of the time information, it is also possible to decide which specific method in the method 2 is adopted, that is, which method in the foregoing embodiment 1 to embodiment 6 is adopted.
  • the network can define two types of SPS/CG cycles.
  • the first type of cycle is used (for example, the cycle can be evenly divided by 10240ms), then the terminal device adopts method 1.
  • the second type of cycle is used (for example, it includes a cycle that is not evenly divisible by 10240ms)
  • the terminal device adopts method 2. Further, according to the size of the period, it is also possible to determine which specific method in the method 2 is adopted, that is, to use one of the methods in the above-mentioned Embodiment 1 to Embodiment 6.
  • the network defines two SPS/CG configuration cells, and the names of the two configuration cells are different.
  • the name of the first configuration cell is SPS-Config
  • the name of the second configuration cell is SPS-Config-r16
  • the SPS/CG period included in the first configuration cell can be divisible by 10240ms
  • the SPS/CG period included in the second configuration cell may not be divisible by 10240ms .
  • the network When the network configures SPS/CG, it can display and carry an indicator (indicator) to indicate whether the terminal device adopts mode 1 or mode 2.
  • the indicator can be a 1-bit value, with a value of 0 or 1.
  • the network instructs the terminal device to adopt method 1
  • the terminal device determines the location of the periodic resources according to different methods, so that the resource location required by the terminal device according to the service characteristics is consistent with the resource location of the terminal device to determine the network configuration, and is not caused by SFN rollover. Impact; the network can be configured with any integer multiple of symbol/slot/ms cycle.
  • the terminal device determines which way to determine the location of the SPS/CG resource and/or the way to determine the HARQ process ID according to the predefined conditions.
  • Method 1 When the NW configures the CG or when the terminal device reports the UE auxiliary information, it carries a specific time value in the RRC signaling.
  • an SFN_value1 is indicated in the configuration signaling.
  • the SFN_value1 may indicate the SFN value corresponding to the time when the NW generates the RRC signaling or sends the RRC signaling.
  • This method can be combined with the first or second embodiment.
  • the terminal device receives the RRC configuration signaling or activates the CG type 1 configuration configured by the RRC configuration signaling, the corresponding SFN value is SFN_value2. If SFN_value2 ⁇ SFN_value1, then counter The value is set to 0, if the current SFN_value2 ⁇ SFN_value1, the counter value is set to 1.
  • Method 2 When the network supports H-SFN, when the NW configures CG type 1 through RRC signaling, an H-SFN_value1 is indicated in the configuration signaling. This H-SFN_value1 can indicate that the NW generates the RRC signaling or sends the RRC signaling. Let the corresponding H-SFN value at the moment. This method can be combined with Embodiment 1 or 2.
  • the terminal device receives the RRC configuration signaling or activates the CG type 1 configuration configured by the RRC configuration signaling, the corresponding H-SFN value is H-SFN_value2, if H- If SFN_value2 ⁇ H-SFN_value1, the counter value is set to 0. If the current H-SFN_value2 ⁇ H-SFN_value1, the counter value is set to 1.
  • the terminal device may indicate an SFN_value3 (or H-SFN_value3) in the RRC signaling, and the SFN_value3 (or H-SFN_value3) may indicate that the terminal device generates the RRC signaling or sends the RRC signaling. Let the corresponding SFN value (or H-SFN value) at the time.
  • the terminal device and the NW have the same understanding of the actual configured CG resource location/the actual traffic pattern of the terminal device.
  • this application also discloses a method for determining configuration resources, which includes the following steps:
  • Step 701 The terminal device obtains configuration information of the configuration resource from the network device, the configuration resource is a periodic resource, and the configuration information includes the periodic parameter of the periodic resource.
  • Step 702 The terminal device maintains a sequence number for the configuration resource, where the sequence number is updated when the system frame number SFN is reversed;
  • Step 703 The terminal device determines the configuration resource according to the sequence number and the period parameter.
  • the terminal device can determine the configuration resource according to the periodic parameters of the periodic resource and the maintenance sequence number in the configuration information, so as to reduce the possibility of deviation between the calculated location of the configuration resource and the actual resource required by the terminal device , So as to realize the effective configuration of configuration resources.
  • Embodiment 1 to Embodiment 3 are three specific application embodiments of the embodiment shown in FIG. 7 (ie, Embodiment 9).
  • the formula designs in the above embodiments 1 to 3 are only examples, and are not used to limit the application. Other designs can also be used, so that the terminal device determines the time domain interval of the configuration resource before and after the SFN rollover according to the sequence number and period parameters. Equal to the period of periodic resources.
  • the period parameter of the periodic resource included in the configuration information in the ninth embodiment may be, for example, the resource period (periodicity) in the first embodiment.
  • the serial number maintained by the terminal device in the ninth embodiment may be the counter value in the first embodiment.
  • the value range of the serial number is configured by the network device to the terminal device, that is, the network device sends the value range of the serial number (for example, carried in the above configuration information) to the terminal.
  • the network device may carry the K value in the above configuration information and send it to the terminal device, and then the terminal device determines the value range according to the K value.
  • updated serial number (original serial number + 1) modulo K, where modulo is the modulo operation, and K is the total number of serial numbers.
  • the period parameter of the periodic resource included in the configuration information in the ninth embodiment may be, for example, the resource period (periodicity) in the second embodiment.
  • the serial number maintained by the terminal device in the ninth embodiment may be the counter value in the second embodiment.
  • the value range of the serial number is configured by the network device to the terminal device, that is, the network device sends the value range of the serial number (for example, carried in the above configuration information) to the terminal.
  • updated serial number (original serial number + 1) modulo K, where modulo is the modulo operation, and K is the total number of serial numbers.
  • the sequence number maintained by the terminal device in the ninth embodiment may be the super-system frame number H-SFN in the second embodiment.
  • the value range of the serial number is configured by the network device to the terminal device, that is, the network device sends the value range of the serial number (for example, carried in the above configuration information) to the terminal.
  • the terminal device obtains the H-SFN configuration information from the network device through broadcast signaling, that is, obtains the H-SFN length M value (unit bit), and an H-SFN identifier 2 10+M (ie 1024*2 M ) wireless frames.
  • the terminal device maintains a sequence number for the configuration resource, where the sequence number is updated when the SFN is overturned, including: the terminal device performs an operation of accumulating the H-SFN by 1 every 1024 radio frames.
  • each of the above embodiments can be implemented individually or in combination.
  • the seventh embodiment is combined with the first to sixth embodiments
  • the eighth embodiment is combined with the first or second embodiment, and so on.
  • each network element described above includes corresponding hardware structures and/or software modules that perform each function.
  • the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is executed by hardware or computer software-driven hardware depends on the specific application and design constraint conditions of the technical solution. Professionals and technicians can use different methods for each specific application to implement the described functions, but such implementation should not be considered beyond the scope of this application.
  • the communication device 800 may exist in the form of software or hardware.
  • the communication device 800 may include: a processing unit 802 and a communication unit 803.
  • the communication unit 803 may include a receiving unit and a sending unit.
  • the processing unit 802 is used to control and manage the actions of the communication device 800.
  • the communication unit 803 is used to support communication between the communication device 800 and other network entities.
  • the communication device 800 may further include a storage unit 801 for storing program codes and data of the communication device 800.
  • the processing unit 802 may be a processor or a controller, for example, a general-purpose central processing unit (central processing unit, CPU), a general-purpose processor, a digital signal processing (digital signal processing, DSP), and an application specific integrated circuit (application specific integrated circuit). circuits, ASIC), field programmable gate array (FPGA) or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof. It can implement or execute various exemplary logical blocks, modules and circuits described in conjunction with the disclosure of this application.
  • the processor may also be a combination for realizing computing functions, for example, including a combination of one or more microprocessors, a combination of a DSP and a microprocessor, and so on.
  • the storage unit 801 may be a memory.
  • the communication unit 803 is an interface circuit of the device for receiving signals from other devices.
  • the communication unit 803 is an interface circuit for the chip to receive signals from other chips or devices, or an interface circuit for the chip to send signals to other chips or devices.
  • the communication device 800 may be the terminal device in any of the foregoing embodiments, and may also be a chip used for the terminal device.
  • the processing unit 802 may be, for example, a processor
  • the communication unit 803 may be, for example, a transceiver.
  • the transceiver may include a radio frequency circuit
  • the storage unit may be, for example, a memory.
  • the processing unit 802 may be, for example, a processor
  • the communication unit 803 may be, for example, an input/output interface, a pin, or a circuit.
  • the processing unit 802 can execute computer-executable instructions stored in the storage unit.
  • the storage unit is a storage unit in the chip, such as a register, a cache, etc.
  • the storage unit may also be a storage unit located outside the chip in the terminal Storage units such as read-only memory (ROM) or other types of static storage devices that can store static information and instructions, random access memory (RAM), etc.
  • ROM read-only memory
  • RAM random access memory
  • the communication unit 803 is configured to obtain configuration information of a configuration resource from a network device, the configuration resource is a periodic resource, and the configuration information includes the periodic parameter of the periodic resource; the processing unit 802 , For maintaining a sequence number for the configuration resource, wherein the sequence number is updated when the system frame number SFN is reversed; and, determining the configuration resource according to the sequence number and the period parameter.
  • the value range of the serial number is configured to the device by the network device.
  • the configuration information includes configuration information of the value range of the serial number.
  • the communication unit 803 is further configured to obtain configuration information of the value range of the serial number from the network device, the configuration information is L, where L is a positive integer;
  • the communication unit 803 is further configured to obtain configuration information of the value range of the serial number from the network device, and the configuration information is K, where K is a positive integer;
  • the processing unit 802 is further configured to determine that the value range of the serial number is 0 to K-1 or 1 to K according to the configuration information of the value range.
  • the processing unit 802 is configured to maintain the serial number through a counter, and the serial number is the value of the counter.
  • the sequence number is the super system frame number H-SFN.
  • the communication unit 803 is further configured to obtain the configuration information of the H-SFN from a network device through broadcast signaling.
  • the configuration information of the H-SFN is the length M of the H-SFN, and the H-SFN identifies 2 10+M radio frames.
  • the processing unit 802 is further configured to maintain a sequence number for the configuration resource, where the sequence number is updated when the SFN rolls over, including: accumulating the H-SFN every 1024 radio frames 1 operation.
  • the time domain interval of the configuration resource determined before and after the SFN reversal is equal to the period of the periodic resource.
  • the communication unit 803 is configured to obtain configuration information of the configuration resource, the configuration information includes a first parameter, and the configuration resource is a periodic resource; the processing unit 802 is configured to determine the configuration resource determination according to the first parameter the way.
  • the first parameter is a period parameter.
  • the processing unit 802 uses a different method for determining resource allocation than when the resource period can be divisible by 10240ms. .
  • the first parameter is time information or indication information
  • the time information includes SFN information, or H-SFN information, or UTC/Global Positioning System GPS time information
  • the indication information is used to indicate the terminal
  • the method for determining the configuration resource used by the device wherein, when the communication unit 803 receives the first parameter, the method for determining the configuration resource used by the processing unit 802 is different from when the processing unit 802 does not receive the first parameter.
  • the processing unit 802 is configured to maintain a counter for the configuration resource, and the value of the counter ranges from 0 to K-1, or 1 to K.
  • the counter when the configuration resource is activated, the counter is set to 0, and when the system frame number SFN is overturned, the counter is accumulated by 1 and modulo K processing is performed.
  • the configuration resource is a time-frequency resource of configuration authorization type 1
  • the configuration information also includes the frame number when the network device generates the configuration information or sends the configuration information, and the frame number is the system frame number SFN or super system frame If the frame number when the communication unit 803 receives the configuration information is greater than or equal to the frame number in the configuration information, the processing unit 802 is used to set the counter to 0, otherwise it is set to 1. In this way, it helps to set the correct initial value for the counter.
  • the configuration resource is a time-frequency resource of configuration grant type 1
  • the communication unit 803 is used to send auxiliary information to the network device through RRC signaling.
  • the auxiliary information is used to indicate the service mode of the terminal device (traffic pattern).
  • the K value is carried in the configuration information.
  • the K value is configured by MAC granularity or cell granularity (per MAC/per Cell).
  • the configuration information further includes a bitmap bitmap, the bitmap includes Q bits, each bit in the Q bits corresponds to a time zone, and each bit is used to indicate whether there is a configuration in the corresponding time zone Resources, the time zone is X slot/symbol/ms, and X is a positive integer; then the processing unit 802 is configured to determine the configuration resource according to the bitmap.
  • the resource period of the configuration resource is a non-integer multiple of slot/ms; the processing unit 802 is configured to determine the effective position of the configuration resource according to the resource period; and determine the configuration resource according to the effective position.
  • the communication device may be the above-mentioned terminal device.
  • the communication device 900 includes a processor 902, a communication interface 903, and a memory 901.
  • the communication device 900 may further include a communication line 904.
  • the communication interface 903, the processor 902, and the memory 901 may be connected to each other through a communication line 904;
  • the communication line 904 may be a peripheral component interconnection standard (peripheral component interconnect, PCI for short) bus or an extended industry standard architecture (extended industry standard architecture) , Referred to as EISA) bus and so on.
  • the communication line 904 can be divided into an address bus, a data bus, a control bus, and so on. For ease of presentation, only one thick line is used in FIG. 9 to represent, but it does not mean that there is only one bus or one type of bus.
  • the processor 902 may be a CPU, a microprocessor, an ASIC, or one or more integrated circuits for controlling the execution of the program of the present application.
  • the communication interface 903 uses any device such as a transceiver to communicate with other devices or communication networks, such as Ethernet, radio access network (RAN), wireless local area networks (WLAN), Wired access network, etc.
  • RAN radio access network
  • WLAN wireless local area networks
  • Wired access network etc.
  • the memory 901 may be ROM or other types of static storage devices that can store static information and instructions, RAM or other types of dynamic storage devices that can store information and instructions, or may be electrically erasable programmable read-only memory (electrically erasable programmable read-only memory).
  • read-only memory EEPROM
  • compact disc read-only memory, CD-ROM
  • optical disc storage including compact disc, laser disc, optical disc, digital universal disc, Blu-ray disc, etc.
  • magnetic disk A storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program codes in the form of instructions or data structures and that can be accessed by a computer, but is not limited thereto.
  • the memory can exist independently and is connected to the processor through a communication line 904. The memory can also be integrated with the processor.
  • the memory 901 is used to store computer-executable instructions for executing the solution of the present application, and the processor 902 controls the execution.
  • the processor 902 is configured to execute computer-executable instructions stored in the memory 901, so as to implement the method for determining configuration resources provided in the foregoing embodiments of the present application.
  • the computer-executed instructions in the embodiments of the present application may also be referred to as application program codes, which are not specifically limited in the embodiments of the present application.
  • At least one item (piece, species) of a, b, or c can represent: a, b, c, ab, ac, bc, or abc, where a, b, and c can be single or Multiple.
  • “Multiple” refers to two or more, and other measure words are similar.
  • "a device” means to one or more such devices.
  • the computer program product includes one or more computer instructions.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable devices.
  • the computer instructions may be stored in a computer-readable storage medium or transmitted from one computer-readable storage medium to another computer-readable storage medium. For example, the computer instructions may be transmitted from a website, computer, server, or data center.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server or a data center integrated with one or more available media.
  • the usable medium may be a magnetic medium (for example, a floppy disk, a hard disk, and a magnetic tape), an optical medium (for example, a DVD), or a semiconductor medium (for example, a solid state disk (SSD)).
  • the various illustrative logic units and circuits described in the embodiments of this application can be implemented by general-purpose processors, digital signal processors, application-specific integrated circuits (ASIC), field programmable gate arrays (FPGA) or other programmable logic devices, Discrete gate or transistor logic, discrete hardware components, or any combination of the above are designed to implement or operate the described functions.
  • the general-purpose processor may be a microprocessor.
  • the general-purpose processor may also be any traditional processor, controller, microcontroller, or state machine.
  • the processor can also be implemented by a combination of computing devices, such as a digital signal processor and a microprocessor, multiple microprocessors, one or more microprocessors combined with a digital signal processor core, or any other similar configuration achieve.
  • the steps of the method or algorithm described in the embodiments of the present application can be directly embedded in hardware, a software unit executed by a processor, or a combination of the two.
  • the software unit can be stored in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, removable disk, CD-ROM, or any other storage medium in the art.
  • the storage medium may be connected to the processor, so that the processor can read information from the storage medium, and can store and write information to the storage medium.
  • the storage medium may also be integrated into the processor.
  • the processor and the storage medium can be arranged in an ASIC, and the ASIC can be arranged in a terminal device.
  • the processor and the storage medium may also be arranged in different components in the terminal device.
  • 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 the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.

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Abstract

本申请提供一种配置资源的确定方法及装置。该方法包括:终端设备从网络设备获取配置资源的配置信息,配置资源为周期性资源,配置信息包括周期性资源的周期参数;终端设备为配置资源维护序号,其中序号在系统帧号SFN翻转时更新;终端设备根据序号和周期参数,确定配置资源。基于该方案,终端设备可以根据配置信息中的周期性资源的周期参数和维护的序号,确定配置资源,达到降低计算出的配置资源的位置和终端设备实际所需资源之间出现偏差的可能性,从而实现配置资源的有效配置。

Description

一种配置资源的确定方法及装置
相关申请的交叉引用
本申请要求在2019年01月24日提交中国专利局、申请号为201910069176.5、申请名称为“一种配置资源的确定方法及装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及移动通信技术领域,尤其涉及一种配置资源的确定方法及装置。
背景技术
长期演进(Long Term Evolution,LTE)中,有两种调度机制,一种是动态调度,即基站每次调度传输资源时,都通过下行控制信息(downlink control information,DCI)指示被调度资源的时频位置等信息,另一种是半静态调度(semi-persistent scheduling,SPS),SPS机制适合于支持语音等周期性业务的传输。LTE中SPS机制包括下行SPS和上行SPS。基站通过RRC专用信令为终端设备配置SPS功能,配置的参数包括SPS小区无线网络临时标识(Cell Radio Network Temporary Identifier,C-RNTI)、SPS资源周期、使用SPS资源的进程数目等。基站通过DCI激活/去激活SPS配置。当基站通过DCI激活SPS配置时,在DCI中同时为终端设备指定一块资源,被称为SPS资源,该资源将按照配置的SPS资源周期参数周期性出现,无需再通过DCI指示其资源位置。
目前,在第五代(5th generation,5G)新无线(new radio,NR)中,下行方向上,重用LTE的下行SPS机制,而在上行方向上,定义了配置授权(configured grant,CG)的概念。目前,有两种配置授权,分别为配置授权类型1(configured grant Type 1)和配置授权类型2(configured grant Type 2)。其中,配置授权类型1的时频资源位置由网络设备通过无线资源控制(radio resource control,RRC)信令提供给终端设备,并由终端设备存储为配置上行授权(configured uplink grant),RRC信令配置了配置授权类型1(CG类型1)后终端设备即可进行使用;配置授权类型2(CG类型2)类似于LTE中的上行SPS,是由物理层或层1(L1)信令(即DCI)激活或去激活的,当网络设备通过DCI激活CG类型2时,时频资源由网络设备通过DCI提供给终端设备,并由终端设备存储或清除为配置上行授权。
目前,NR的SPS/CG机制只能够支持配置特定的周期,即周期要能够被10240ms整除,以确保每个SFN相同的无线帧内,终端设备所需的资源位置和终端设备计算出的资源出现的位置相匹配。
但随着通信技术的发展,配置的资源的周期可能不能够被10240ms整除,这将导致当系统帧号(system frame number,SFN)发生翻转后,在新的SFN周期内,终端设备所需的资源位置和终端设备计算出的SPS/CG资源出现的位置之间存在偏差,进而可能导致一些高可靠低延时业务的传输需求得不到满足。
发明内容
本申请提供一种配置资源的确定方法及装置,用以实现有效地确定配置资源。
第一方面,本申请提供一种配置资源的确定方法,包括:终端设备从网络设备获取配置资源的配置信息,配置资源为周期性资源,配置信息包括周期性资源的周期参数;终端设备为配置资源维护序号,其中序号在系统帧号SFN翻转时更新;终端设备根据序号和周期参数,确定配置资源。基于该方案,终端设备可以根据配置信息中的周期性资源的周期参数和维护的序号,确定配置资源,达到降低计算出的配置资源的位置和终端设备实际所需资源之间出现偏差的可能性,从而实现配置资源的有效配置。
在一种可能的实现方法中,配置信息包括序号的取值范围的配置信息。
在一种可能的实现方法中,终端设备从网络设备获取序号的取值范围的配置信息,配置信息为L,其中L为正整数;终端设备根据取值范围的配置信息,确定序号的取值范围为0至K-1或者1至K,其中,K=2 L
在一种可能的实现方法中,终端设备从网络设备获取序号的取值范围的配置信息,配置信息为K,其中K为正整数;终端设备根据取值范围的配置信息,确定序号的取值范围为0至K-1或者1至K。
在一种可能的实现方法中,序号的取值范围预设为0至K-1或者1至K,且满足K*10240ms=周期性资源的周期的正整数倍。
在一种可能的实现方法中,序号的取值范围由预设值L确定,其中,序号的取值范围为0至K-1或者1至K,其中,K=2 L
在一种可能的实现方法中,终端设备通过计数器维护序号,序号为计数器的取值。
在一种可能的实现方法中,终端设备为配置资源维护序号,其中序号在SFN翻转时按以下方式更新:更新后的序号=(原序号+1)modulo K,其中modulo为取模操作,K为序号的总数。
在一种可能的实现方法中,序号为超系统帧号H-SFN。
在一种可能的实现方法中,终端设备通过广播信令从网络设备获取H-SFN的配置信息。
在一种可能的实现方法中,H-SFN的配置信息为H-SFN的长度M,H-SFN标识2 10+M个无线帧。
在一种可能的实现方法中,终端设备为配置资源维护序号,其中序号在SFN翻转时更新,包括:终端设备每隔1024个无线帧对H-SFN进行累加1操作。
在一种可能的实现方法中,SFN反转之前和之后确定的配置资源的时域间隔等于SFN的时长的正整数倍。
在一种可能的实现方法中,SFN反转之前和之后确定的配置资源的时域间隔等于所述周期性资源的周期。
第二方面,本申请提供一种配置资源的确定方法,包括:终端设备获取配置资源的配置信息,配置信息包括第一参数,配置资源为周期性资源;终端设备根据第一参数确定配置资源的确定方式。基于该方案,终端设备可以根据配置信息中的第一参数,确定配置资源的确定方式,从而可以实现使用较为合适的方式确定配置资源,有助于实现有效地配置资源。
在一种可能的实现方法中,第一参数为周期参数,其中,周期参数所指示的资源周期不能被10240ms整除时,终端设备采用的配置资源的确定方式与资源周期能被10240ms 整除时不同。基于该方案,有助于减少系统帧号翻转时带来的配置资源和终端设备所需资源不一致的问题,从而有助于实现正确配置资源,进而提升资源配置效率。
在一种可能的实现方法中,第一参数为时间信息或指示信息,时间信息包括SFN信息、或H-SFN信息、或协调世界时UTC/全球定位系统GPS时间信息,指示信息用于指示终端设备采用的配置资源的确定方式;其中,当终端设备收到第一参数时,终端设备采用的配置资源的确定方式与终端设备未收到第一参数时不同。
在一种可能的实现方法中,终端设备根据配置资源的资源周期和K值,确定配置资源;其中,配置资源的资源周期为符号symbol/时隙slot/毫秒ms的整数倍;K值为满足K*10240ms=资源周期*M的最小正整数,M为正整数,或者K=2 L、且L为配置的正整数,或者K=2 M、且M为配置的超系统帧号H-SFN的长度,或者K为配置的正整数。
在一种可能的实现方法中,终端设备为配置资源维护计数器,计数器的取值范围为0到K-1,或1到K。
在一种可能的实现方法中,当配置资源激活时,计数器置为0,当系统帧号SFN发生翻转时,计数器累加1并进行模K处理。
在一种可能的实现方法中,配置资源为配置授权类型1的时频资源,配置信息还包括网络设备生成配置信息或发送配置信息时的帧号,帧号为系统帧号SFN或超系统帧号H-SFN;若终端设备收到配置信息时的帧号大于或等于配置信息中的帧号,则终端设备将计数器置为0,否则置为1。如此,有助于实现为计数器设置正确的初始值。
在一种可能的实现方法中,配置资源为配置授权类型1的时频资源,终端设备通过RRC信令向网络设备发送辅助信息,辅助信息用于指示终端设备的业务模式(traffic pattern)。
在一种可能的实现方法中,K值携带于配置信息。
在一种可能的实现方法中,K值是MAC粒度或小区粒度(per MAC/per Cell)配置的。
在一种可能的实现方法中,配置信息还包括比特位图bitmap,bitmap包括Q比特,Q比特中的每比特对应于一个时间区域,且每个比特用于指示对应的时间区域内是否配置有资源,时间区域为X slot/symbol/ms,X为正整数;则终端设备根据bitmap,确定配置资源。
在一种可能的实现方法中,配置资源的资源周期为slot/ms的非整数倍;终端设备根据资源周期,确定配置资源的生效位置;根据生效位置,确定配置资源。
第三方面,本申请提供一种通信装置,该装置可以是终端设备,还可以是用于终端设备的芯片。该装置具有实现上述第一方面、或者第二方面中任意一个方面的各实施例的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。
第四方面,本申请提供一种通信装置,包括:处理器和存储器;该存储器用于存储计算机执行指令,当该装置运行时,该处理器执行该存储器存储的该计算机执行指令,以使该装置执行如上述第一方面或第一方面中任一所述的配置资源的确定方法、或者以使该装置执行如上述第二方面或第二方面中任一所述的配置资源的确定方法。
第五方面,本申请提供一种通信装置,包括:包括用于执行以上第一方面、或第二方面各个步骤的单元或手段(means)。
第六方面,本申请提供一种通信装置,包括处理器和接口电路,所述处理器用于通过接口电路与其它装置通信,并执行以上第一方面、或第二方面提供的任意方法。该处理器包括一个或多个。
第七方面,本申请提供一种通信装置,包括处理器,用于与存储器相连,用于调用所述存储器中存储的程序,以执行上述第一方面、或第二方面的任意实现方式中的方法。该存储器可以位于该装置之内,也可以位于该装置之外。且该处理器包括一个或多个。
第八方面,本申请还提供一种计算机可读存储介质,所述计算机可读存储介质中存储有指令,当其在计算机上运行时,使得处理器执行上述各方面所述的方法。
第九方面,本申请还提供一种包括指令的计算机程序产品,当其在计算机上运行时,使得计算机执行上述各方面所述的方法。
第十方面,本申请还提供一种芯片系统,包括:处理器,用于执行上述各方面所述的方法。
第十一方面,本申请还提供一种通信系统,包括:终端设备和网络设备,终端设备包括以上方面中任一种通信装置。
本申请的这些方面或其他方面在以下实施例的描述中会更加简明易懂。
附图说明
图1为本申请提供的一种可能的网络架构示意图;
图2为本申请提供的终端设备确定的资源位置与终端设备需要的资源位置不一致示意图;
图3为本申请提供的一种比特位图指示资源位置示意图;
图4为本申请提供的一种资源位置确定方法示意图;
图5为本申请提供的配置资源的确定方法示意图;
图6为本申请提供的网络理解的CG资源位置和终端设备理解的CG资源位置不一致示意图;
图7为本申请提供的又一种资源位置确定方法示意图;
图8为本申请提供的一种通信装置示意图;
图9为本申请提供的又一种通信装置示意图。
具体实施方式
为了使本申请的目的、技术方案和优点更加清楚,下面将结合附图对本申请作进一步地详细描述。方法实施例中的具体操作方法也可以应用于装置实施例或系统实施例中。
如图1所示,为本申请所适用的一种可能的网络架构示意图,包括网络设备和至少一个终端设备。该网络设备和终端设备可以工作5G NR通信系统上,其中,终端设备可以通过5G NR通信系统与网络设备通信。该网络设备和终端设备也可以在其它通信系统上工作,本申请实施例不做限制。
终端设备,又称之为用户设备(user equipment,UE)、移动台(mobile station,MS)、移动终端(mobile terminal,MT)等,是一种向用户提供语音/数据连通性的设备,例如,具有无线连接功能的手持式设备、或车载设备等。目前,一些终端的举例为:手机(mobile phone)、平板电脑、笔记本电脑、掌上电脑、移动互联网设备(mobile internet device,MID)、可穿戴设备,虚拟现实(virtual reality,VR)设备、增强现实(augmented reality,AR)设备、工业控制(industrial control)中的无线终端、无人驾驶(self driving)中的无线终端、 远程手术(remote medical surgery)中的无线终端、智能电网(smart grid)中的无线终端、运输安全(transportation safety)中的无线终端、智慧城市(smart city)中的无线终端、或智慧家庭(smart home)中的无线终端等。
网络设备是无线网络中的设备,例如将终端设备接入到无线网络的无线接入网(radio access network,RAN)节点。目前,一些RAN节点的举例为:gNB、传输接收点(transmission reception point,TRP)、演进型节点B(evolved Node B,eNB)、无线网络控制器(radio network controller,RNC)、节点B(Node B,NB)、基站控制器(base station controller,BSC)、基站收发台(base transceiver station,BTS)、家庭基站(例如,home evolved NodeB,或home Node B,HNB)、基带单元(base band unit,BBU),或无线保真(wireless fidelity,Wifi)接入点(access point,AP)等。在一种网络结构中,网络设备可以包括集中单元(centralized unit,CU)节点、或分布单元(distributed unit,DU)节点、或包括CU节点和DU节点的RAN设备。
下面,首先对目前NR中的周期性的资源的配置方法进行介绍说明。
一、下行方向
在NR中,基站对下行SPS进行RRC配置时,会配置但不限于以下参数:
-周期(periodicity):即通过DCI对SPS进行激活后,SPS资源重复出现的周期,在NR R15中,SPS周期的取值可以包括10ms,20ms,32ms,40ms,64ms,80ms,128ms,160ms,320ms,640ms。SPS周期均能够被10240ms整除。
-混合自动重传请求(Hybrid automatic repeat request,HARQ)进程数(nrofHARQ-Processes):处理下行SPS资源时可用的HARQ进程数目。
-物理上行控制信道(Physical Uplink Shared CHannel,PUCCH)资源:终端设备反馈HARQ结果的资源配置。
二、上行方向
基站对配置授权(CG)进行配置时,RRC配置信令中包括但不限于以下参数:
-周期(periodicity):基站配置CG时,周期的取值和CG所在资源的子载波间隔(Sub-Carrier Space,SCS)有关,以15KHz为例,周期取值可以包括(以symbol为单位,在15KHz SCS下,1ms包括14个symbol):2,7,n*14,其中n={1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640}。目前,CG支持的周期均能被10240ms整除。
-HARQ进程数(nrofHARQ-Processes)/mcs-table等。
-对于CG类型1,基站还会给出配置上行授权(configured uplink grant)资源的相关配置,包括“第一块”configured uplink grant资源的时域位置、频域位置,以及相对于SFN=0时刻的偏移值timeDomainOffset,该偏移值以时隙(slot)为单位。其中,由于configured uplink grant可以只占据1个slot的部分symbol,这里的“第一块”configured uplink grant资源的时域位置指示的是在1个slot中第S个symbol开始,占据L个symbol的长度。
在NR R15中,一个SPS资源总占据一个slot。
下面对目前NR中配置的周期性资源的位置的确定方法以及使用的HARQ进程的确定方法进行说明。
本申请中,配置资源是一种非动态调度资源,或者说是一种半静态调度的资源,通常为周期性资源。例如在下行方向,包括SPS资源,在上行方向,包括CG类型1资源和CG 类型2资源。
需要说明的是,本申请是将半静态调度的资源,在下行方向称为下行SPS资源或称为SPS资源或称为SPS,在上行方向称为CG类型1、CG类型2,或称为CG1类型1资源、CG类型2资源。本申请中的SPS或CG类型2只是用来表示RRC配置+DCI激活(指示资源)/去激活的方式的名称,CG类型1用来表示RRC配置+RRC指示资源的方式的名称,对于下行也可以采用RRC配置+RRC指示资源的方式,相应的计算下行周期性资源的位置,以及确定处理相应下行周期性资源的HARQ进程ID的计算方法也可以与以下实施例中CG类型1对应的方法相同,对此不做限定。随着通信制式的发展,这些名词也有可能会有其他名称予以替代,但只要其技术实质没有改变,亦可落入本申请的保护范围之内。
需要说明的是,本申请中的modulo表示取模操作,本申请中以一个系统帧的时长为10ms为例进行说明。这里统一说明,后续不再赘述。
一、下行方向
1、配置的周期性资源的位置的确定方法
基站通过DCI激活SPS时,会指定一块SPS资源位置,所指示资源的时域位置对应的系统帧号(SFN)和slot分别记为SFN start time和slot start time。终端设备通过如下公式(1)确定第N块SPS资源出现的时域位置,即出现在哪个SFN的哪个slot内,或者理解为:若(SFN,slot number in the frame)满足下列公式(1),则终端设备确定(SFN,slot number in the frame)为下行SPS资源的时域位置(SPS资源占据整数个slot):
(numberOfSlotsPerFrame*SFN+slot number in the frame)=[(numberOfSlotsPerFrame*SFN start time+slot start time)+N*periodicity*numberOfSlotsPerFrame/10]modulo(1024*numberOfSlotsPerFrame),……公式(1)
其中,SFN的取值范围为0,1,2,……,1023;slot number in the frame的取值范围为0,1,2,……,numberOfSlotsPerFrame-1;numberOfSlotsPerFrame表示一个系统帧包括的slot的数量;SFN start time为DCI中指定的SPS资源所在系统帧的系统帧号;slot start time为指定的DCI中指定的SPS资源在相应系统帧中的时隙编号;periodicity为RRC信令配置的SPS周期(或称为资源周期)。
由于SFN长度为10比特(bit),可以表示0到1023的取值,对于SFN=1023的无线帧的下一个无线帧,对应的SFN取值为0。由于SPS周期能被10240ms(即1024个无线帧的长度)整除,因此通过上述公式(1)计算出来的每个SFN相同的无线帧中SPS资源出现的位置总是相同的。
2、HARQ进程的确定方法
对于一个具体的SPS资源,终端设备通过如下公式(2)确定HARQ进程的标识(ID),从而确定用哪个HARQ进程处理或使用该SPS资源,即确定和该SPS资源关联的HARQ进程ID:
HARQ Process ID=[floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulo nrofHARQ-Processes,……公式(2)
其中,HARQ Process ID为确定的HARQ进程的标识,floor表示下取整函数,nrofHARQ-Processes为配置的HARQ进程的数量,CURRENT_slot为下行SPS资源的时域起始位置,且CURRENT_slot=(SFN*numberOfSlotsPerFrame)+slot number in the frame。
二、上行方向
1、配置的周期性资源的位置的确定方法
1.1、CG类型1
对于CG类型1,终端设备通过如下公式(3)确定第N块CG类型1资源的时域位置,即从哪个SFN的哪个slot的哪个symbol开始,或者理解为:若(SFN,slot number in the frame,symbol number in the slot)满足下列公式(3),则终端设备确定(SFN,slot number in the frame,symbol number in the slot)为CG类型1资源的时域位置:
(SFN*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+(slot number in the frame*numberOfSymbolsPerSlot)+symbol number in the slot)=(timeDomainOffset*numberOfSymbolsPerSlot+S+N*periodicity)modulo(1024*numberOfSlotsPerFrame*numberOfSymbolsPerSlot),N=1,2,3……,……公式(3)
其中,SFN的取值范围为0,1,2,……,1023;slot number in the frame的取值范围为0,1,2,……,numberOfSlotsPerFrame-1;symbol number in the slot的取值范围为0,1,2,……,numberOfSymbolsPerSlot-1;numberOfSlotsPerFrame表示一个系统帧包括的slot的数量;symbol number in the slot表示一个时隙包括的symbol的数量;periodicity为RRC信令配置的CG1周期(或称为资源周期);S表示为RRC信令中配置的“第一块”configured uplink grant在一个slot中第几个symbol开始。timeDomainOffset是“第一块”configured uplink grant相对于SFN=0时刻的偏移值,偏移值以时隙为单位。
作为又一种实现方式,对于下行方向也可以采用RRC配置+RRC指示资源的方式,相应的计算下行周期性资源的位置,以及确定处理相应下行周期性资源的HARQ进程ID的计算方法也可以与该实施例中的CG类型1的方法相同。
1.2、CG类型2
对于CG类型2,终端设备通过如下公式(4)确定第N块CG类型2资源的时域位置,即从哪个SFN的哪个slot的哪个symbol开始,或者理解为:若(SFN,slot number in the frame,symbol number in the slot)满足下列公式(4),则终端设备确定(SFN,slot number in the frame,symbol number in the slot)为CG类型2资源的时域位置:
(SFN*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+(slot number in the frame*numberOfSymbolsPerSlot)+symbol number in the slot)=[(numberOfSlotsPerFrame*numberOfSymbolsPerSlot*SFN start time+slot start time*numberOfSymbolsPerSlot+symbol start  time)+N*periodicity]modulo(1024*numberOfSlotsPerFrame*numberOfSymbolsPerSlot),N=1,2,3……,……公式(4)
其中,SFN的取值范围为0,1,2,……,1023;slot number in the frame的取值范围为0,1,2,……,numberOfSlotsPerFrame-1;symbol number in the slot的取值范围为0,1,2,……,numberOfSymbolsPerSlot-1;numberOfSlotsPerFrame表示一个系统帧包括的slot的数量;symbol number in the slot表示一个时隙包括的symbol的数量;periodicity为RRC信令配置的CG2周期(或称为资源周期);SFN start time为“第一块”configured uplink grant所在系统帧的系统帧号;slot start time为“第一块”configured uplink grant在相应系统帧中的时隙编号,symbol start time为“第一块”configured uplink grant在相应系统帧中的符号编号。
对于configured grant(CG类型1或CG类型2),由于其配置的周期能被10240ms整除,因此通过上述公式(3)或公式(4)计算出来的每个SFN相同的无线帧中configured grant资源的时频域位置也总是相同的。
2、HARQ进程的确定方法
对于一个具体的configured uplink grant资源(CG类型1的资源或CG类型2的资源),终端设备通过如下公式(5)确定HARQ进程的标识(ID),从而确定用哪个HARQ进程处理或使用该CC类型1的资源或CG类型2的资源,即确定和该CC类型1的资源或CG类型2的资源关联的HARQ进程ID:
HARQ Process ID=[floor(CURRENT_symbol/periodicity))]modulo nrofHARQ-Processes,……公式(5)
其中,HARQ Process ID为确定的HARQ进程的标识,floor表示下取整函数,nrofHARQ-Processes为配置的HARQ进程的数量,CURRENT_symbol为configured uplink grant资源的时域起始位置,且CURRENT_symbol=(SFN*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。
上述现有技术中,只能够支持配置特定的SPS/CG的周期,即周期要能够被10240ms整除,以确保每个SFN相同的无线帧内,终端设备所需的资源位置和根据公式(即公式(1)、或公式(3)、或公式(4))计算出的SPS/CG资源出现的位置相匹配。
若配置的SPS/CG的周期不能够被10240ms整除,比如配置的SPS/CG的周期为3ms、1.6ms等,此时该周期不能被10240ms整除,当需要配置3ms或1.6ms周期的SPS资源以匹配终端设备的周期性下行业务数据的传输时,此时终端设备若仍然按照上述公式(1)、或公式(3)、或公式(4)计算SPS/CG资源出现的位置,当SFN发生翻转(从1023到0)后,在新的SFN周期内,根据上述公式(1)、或公式(3)、或公式(4)所确定的SPS/CG资源位置和实际所需要的下行/上行资源位置之间存在偏差,这样可能导致一些高可靠低延时业务的传输需求得不到满足。
如图2所示,为终端设备所需周期性资源位置示意图。图中示出了两种资源周期,一种是10ms,一种是3ms,其中10ms能被10240ms整除,因此终端设备确定的资源位置和实际资源位置不存在偏差。而对于不能被10240ms整除的周期,其以周期为3ms为例。可以看出,当SFN发生翻转后,终端设备实际需要的资源的位置与终端设备根据上述公式计算出的资源的位置存在偏差,进而将会导致一些高可靠低延时业务的传输需求得不到满足。具体的说,终端设备所需的传输资源的时域间隔为3ms,而根据上述公式计算资源位置时,在SFN翻转前后的两个周期性资源的时域间隔仅为1ms。
为解决上述问题,本申请提供多种不同的方法,下面分别说明。
实施例一
该实施例中,资源周期(periodicity)不能被10240ms整除,但可以被symbol/slot/ms整除。以资源周期可以被ms整除为例,如资源周期可以为3ms,6ms,15ms等。
网络设备可以为终端设备配置至少一套SPS/CG。每套SPS/CG配置一个K值,并且维护一个计数器(counter)值。网络在配置SPS/CG时,在配置信令中,可以额外显示的指示一个K值。K值可以表示对应SPS/CG维护的counter值的取值范围,例如:counter从0开始计数时,counter取值范围为0,1,2,…,K-1。当然,counter取值范围也可以有其他表示方式,比如counter取值范围为1,2,3,……,K。具体的,counter取值范围可以是任意数开始至该任意数+K-1(该任意数表示为t,则counter取值范围为t,t+1,t+2,……,t+K-1)。可选的,K值可以在RRC信令中显示指示,或是通过类似于如下方式隐式指示出:K可以 为满足如下条件的最小正整数:K*10240ms=periodicity的整数倍。例如,当periodicity=15ms时,K=3。Counter值可以由终端设备的媒体接入控制(medium access control,MAC)层实体进行维护,或者由终端设备的RRC层实体进行维护。
当网络通过DCI激活一套SPS/CG配置时,该套SPS/CG配置对应的counter重置为0。当SFN发生翻转时,即一个无线帧对应SFN=1023,到下一个无线帧对应的SFN翻转为0时,相应的counter值按照如下方式进行更新:counter=(counter+1)modulo K,即当SFN翻转时,counter值累加1,为避免取值超过允许的取值范围,对累加后的结果进行取模操作。
基于该实施例,配置的周期性资源的位置的确定方法以及使用的HARQ进程的确定方法分别如下:
一、下行方向
1、配置的周期性资源的位置的确定方法
在SFN从0到1023的无线帧内,终端设备在确定周期性资源的位置时,需要考虑counter值以及K值,例如,可以通过如下公式(6)确定第N块SPS资源出现的时域位置,即出现在哪个SFN的哪个slot内,或者理解为:若(SFN,slot number in the frame)满足下列公式(6),则终端设备确定(SFN,slot number in the frame)为下行SPS资源的时域位置(SPS资源占据整数个slot):
(numberOfSlotsPerFrame*(SFN+counter*1024)+slot number in the frame)=[(numberOfSlotsPerFrame*SFN start time+slot start time)+N*periodicity*numberOfSlotsPerFrame/10]modulo(1024*K*numberOfSlotsPerFrame),……公式(6)
其中,counter值和K值含义定义如上。其他参数的定义可以参考介绍公式(1)时的相关定义,这里不再赘述。
2、HARQ进程的确定方法
对于一个具体的SPS资源,终端设备通过如下公式(7)确定HARQ进程的标识(ID),从而确定用哪个HARQ进程处理或使用该SPS资源,即确定和该SPS资源关联的HARQ进程ID:
HARQ Process ID=[floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulo nrofHARQ-Processes,……公式(7)
其中,HARQ Process ID为确定的HARQ进程的标识,floor表示下取整函数,nrofHARQ-Processes为配置的用于处理SPS资源的HARQ进程的数量,CURRENT_slot为下行SPS资源的时域起始位置,且CURRENT_slot=((SFN+counter*1024)*numberOfSlotsPerFrame)+slot number in the frame。
作为又一种实现方式,也可以通过上述公式(2)所描述的方式计算HARQ进程ID。
当终端设备配置了多套SPS配置,且多套SPS配置同时激活,根据上述公式(7),不同SPS配置的SPS资源能够使用的HARQ进程都从0开始,可能对利用SPS资源进行数据传输造成影响。例如,SPS配置1和SPS配置2的两块资源相隔1个slot到达,终端设备在SPS配置1的资源上利用HARQ process 0接收处理基站调度的数据之后,由于信道质量较差数据没有解析成功,需要基站进行重传,并将重传数据与之前的数据进行合并解码,但是终端设备需要同样利用HARQ process 0对紧跟到达的SPS配置2资源进行处理,导致HARQ process 0对应的buffer中保存的数据被清空。为减少上述问题,可以对不同SPS配置可用的HARQ进程进行区分。因此作为又一种确定处理SPS资源的HARQ进程 的实现方式,还可以通过如下公式(7a)计算HARQ进程ID:
HARQ Process ID=[floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulo nrofHARQ-Processes+△……公式(7a)
其中,在配置每套SPS/CG时,在配置信令中可以指示相应的一个索引值ConfigurationIndex,例如索引值可以为0,1,2…。CURRENT_slot=[(SFN*numberOfSlotsPerFrame)+slot number in the frame]为该SPS资源的时域起始位置。其中△可以通过如下方式之一确定:
方式一:△=ConfigurationIndex*nrofHARQ-Processes,例如当前SPS/CG配置的ConfigurationIndex=1,nrofHARQ-Processes=2,则△=2。
方式二:△=索引值小于当前SPS/CG对应的ConfigurationIndex的所有SPS/CG配置的nrofHARQ-Processes之和,例如,网络配置了两套SPS,对应索引值分别为0和1,nrofHARQ-Processes分别为2和3,则对于第一套SPS配置的资源,没有索引值小于0的SPS配置,则相应的△=0,对于第二套SPS配置的资源,索引值小于1的SPS配置即为第一套SPS配置,因此相应的△=2。
可选的,为了避免通过该方式计算出来的HARQ process ID超过HARQ process ID最大值,可以对计算后的HARQ process ID进行取模操作(例如,模最大下行HARQ process数目,或模终端设备在当前小区上能够使用的HARQ process数目)。
作为又一种实现方式,也可以通过以下公式(7b)所描述的方式计算HARQ进程ID。
HARQ Process ID=[floor(CURRENT_slot*10/(numberOfSlotsPerFrame*periodicity))]modulo nrofHARQ-Processes+△,……公式(7b)
其中CURRENT_slot为下行SPS资源的时域起始位置,且CURRENT_slot=((SFN+counter*1024)*numberOfSlotsPerFrame)+slot number in the frame。△和公式7(a)中相同。
可选的,为了避免通过该方式计算出来的HARQ process ID超过HARQ process ID最大值,可以对计算后的HARQ process ID进行取模操作(例如,模最大下行HARQ process数目,或模终端设备在当前小区上能够使用的下行HARQ process数目)。
二、上行方向
1、配置的周期性资源的位置的确定方法
1.1、CG类型1
对于CG类型1,终端设备在确定周期性资源的位置时,需要考虑counter值以及K值,例如,可以通过如下公式(8)确定第N块CG类型1资源的时域位置,即从哪个SFN的哪个slot的哪个symbol开始,或者理解为:若(SFN,slot number in the frame,symbol number in the slot)满足下列公式(8),则终端设备确定(SFN,slot number in the frame,symbol number in the slot)为CG类型1资源的时域位置:
((SFN+counter*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+(slot number in the frame*numberOfSymbolsPerSlot)+symbol number in the slot)=(timeDomainOffset*numberOfSymbolsPerSlot+S+N*periodicity)modulo(1024*K*numberOfSlotsPerFrame*numberOfSymbolsPerSlot),N=1,2,3……,……公式(8)
其中,counter值和K值含义定义如上。其他参数的定义可以参考介绍公式(3)时的相关定义,这里不再赘述。
作为又一种实现方式,对于下行方向也可以采用RRC配置+RRC指示资源的方式,相应的计算下行周期性资源的位置,以及确定处理相应下行周期性资源的HARQ进程ID的计算方法也可以与该实施例中的CG类型1的方法相同。
1.2、CG类型2
对于CG类型2,终端设备在确定周期性资源的位置时,需要考虑counter值以及K值,例如,可以通过如下公式(9)确定第N块CG类型2资源的时域位置,即从哪个SFN的哪个slot的哪个symbol开始,或者理解为:若(SFN,slot number in the frame,symbol number in the slot)满足下列公式(9),则终端设备确定(SFN,slot number in the frame,symbol number in the slot)为CG类型2资源的时域位置:
((SFN+counter*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+(slot number in the frame*numberOfSymbolsPerSlot)+symbol number in the slot)=[(numberOfSlotsPerFrame*numberOfSymbolsPerSlot*SFN start time+slot start time*numberOfSymbolsPerSlot+symbol start time)+N*periodicity]modulo(1024*K*numberOfSlotsPerFrame*numberOfSymbolsPerSlot),N=1,2,3……,……公式(9)
其中,counter值和K值含义定义如上。其他参数的定义可以参考介绍公式(4)时的相关定义,这里不再赘述。
当一个SPS资源占据的时域位置可以小于一个slot时,例如可以为2/7个symbol时,可以利用公式(9)确定第N块SPS资源出现的时域位置。
2、HARQ进程的确定方法
对于一个具体的configured uplink grant资源(CG类型1的资源或CG类型2的资源),终端设备通过如下公式(10)确定HARQ进程的标识(ID),从而确定用哪个HARQ进程处理或使用该CG类型1的资源或CG类型2的资源,即确定和该CG类型1的资源或CG类型2的资源关联度HARQ的进程ID:
HARQ Process ID=[floor(CURRENT_symbol/periodicity))]modulo nrofHARQ-Processes,……公式(10)
其中,HARQ Process ID为确定的HARQ进程的标识,floor表示下取整函数,nrofHARQ-Processes为配置的HARQ进程的数量,CURRENT_symbol为configured uplink grant资源的时域起始位置,且CURRENT_symbol=((SFN+counter*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。
作为又一种实现方式,也可以通过上述公式(5)所描述的方式计算HARQ进程ID。
作为又一种实现方式,也可以通过上述公式(7a)所描述的方式计算HARQ进程ID,其中公式(7a)中CURRENT_slot需要替换为CURRENT_symbol=(SFN*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。为了避免通过该方式计算出来的HARQ process ID超过HARQ process ID最大值,可以对计算后的HARQ process ID进行取模操作(例如,模最大上行HARQ process数目,或模终端设备在当前小区上能够使用的上行HARQ process数目)。
作为又一种实现方式,也可以通过上述公式(7b)所描述的方式计算HARQ进程ID,其中公式(7b)中CURRENT_slot需要替换为CURRENT_symbol=((SFN+counter*1024) *numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。为了避免通过该方式计算出来的HARQ process ID超过HARQ process ID最大值,可以对计算后的HARQ process ID进行取模操作(例如,模最大上行HARQ process数目,或模终端设备在当前小区上能够使用的上行HARQ process数目)。
当一个SPS资源占据的时域位置可以小于一个slot时,例如可以为2/7个symbol时,可以利用上述几种可选方式中的一种确定处理一块具体的SPS资源的HARQ进程标识。
对于CG类型1或CG类型2,当终端设备收到RRC专用信令配置CG时,终端设备将相应的counter值置为0,此后counter值的处理和configured uplink grant的资源位置的确定方式如前所述。
基于该实施例,每套SPS/CG配置一个K值,并且维护一个counter值,利用counter值和K计算SPS/CG资源位置。网络根据周期性业务的特性配置了SPS/CG资源后,终端设备根据业务特性所需要的资源位置和根据公式(如公式(6)、(8)或(9)))确定网络配置的资源位置相一致,不受SFN翻转带来的影响,网络可以配置任意整数倍symbol/slot/ms的周期。
实施例二
该实施例中,资源周期(periodicity)不能被10240ms整除,但可以被symbol/slot/ms整除。以资源周期可以被ms整除为例,如资源周期可以为3ms,6ms,15ms等。
该实施例与上述实施例一的主要区别是:K值是协议预定义的,且可以是per MAC/per小区(cell)配置的,即基于MAC粒度或cell粒度配置。
counter的取值范围是协议预定义好的,或通过RRC信令per MAC实体/per cell进行配置。Per MAC实体配置counter取值范围是指一个MAC实体有一个counter取值范围,该MAC实体维护的所有周期性资源配置对应的counter取值范围相同;per cell配置counter取值范围是指终端设备的一个服务小区有一个counter取值范围,该服务小区上配置的周期性资源配置对应的counter取值范围相同。以per cell配置为例,网络通过RRC信令配置一个cell上的SPS/CG维护的counter长度为L个bit,则该cell上所有SPS/CG维护的counter值的取值范围为:0,1,2,…,K-1,且K=2 L,可选的,网络可以通过RRC信令配置一个cell上的SPS/CG维护的counter的取值数目为K,则该cell上所有SPS/CG维护的counter值的取值范围为:0,1,2,…,K-1。当然,counter取值范围也可以有其他表示方式,比如counter取值范围为1,2,3,……,K。具体的,counter取值范围可以是任意数开始至该任意数+K-1(该任意数表示为t,则counter取值范围为t,t+1,t+2,……,t+K-1)。
相较于实施例一,相当于对该cell上的所有SPS/CG配置了相同的K,而实施例一是针对每套SPS/CG配置了一个K值。
counter值可以由终端设备的MAC层实体进行维护,也可以由终端设备的RRC层实体进行维护。
当网络通过DCI激活一套SPS/CG配置时,该套SPS/CG配置对应的counter重置为0。当SFN发生翻转时,即一个无线帧对应SFN=1023,到下一个无线帧对应的SFN翻转为0时,相应的counter值按照如下方式进行更新:counter=(counter+1)modulo K,即当SFN翻转时,counter值累加1,为避免取值超过允许的取值范围,对累加后的结果进行取模操作。
基于该实施例,配置的周期性资源的位置的确定方法以及使用的HARQ进程的确定方法,与上述实施例一中的公式(6)-公式(10)相同,可参考前述描述。但K的定义不同,例如,实施例二中的K为per cell配置的且等于2 L,而实施例一中的K为满足如下条件的最小正整数:K*10240ms=periodicity的整数倍。
基于该实施例,每套SPS/CG维护一个counter值,并预定义或配置per MAC/cell的counter取值范围K,例如基于MAC粒度或cell粒度配置相同的L值、或K值,且K=2 L。该实施例,当SFN翻转时仍存在通过上述公式(6)、(8)或(9)计算出来的SPS/CG资源位置和终端设备所需要的资源位置不匹配的情况,但是相比于现有技术计算方法每隔1024个无线帧出现一次该情况,该实施例二的计算方法可以使得每隔1024*L个无线帧才出现一次该情况,因而可以有效降低出现不匹配的频率。此外,该方法使得终端设备不需要针对每套SPS/CG维护计数值,而是基于MAC粒度或小区粒度维护计数值,因而终端设备实现复杂度较低。
实施例三
该实施例中,资源周期(periodicity)不能被10240ms整除,但可以被symbol/slot/ms整除。以资源周期可以被ms整除为例,如资源周期可以为3ms,6ms,15ms等。
该实施例与上述实施例一的主要区别是:引入超系统帧号(Hyper-System Frame Number,H-SFN),与SFN结合确定SPS/CG资源位置,相当于终端设备维护H-SFN,而非维护per SPS/CG的counter值。
基站通过SIB信令广播H-SFN,H-SFN每隔1024个无线帧进行累加1操作,例如H-SFN为M bit长度,则<H-SFN,SFN>可以标识1024*2 M个无线帧。其中,可以定义K=2 M
基于该实施例,配置的周期性资源的位置的确定方法以及使用的HARQ进程的确定方法分别如下:
一、下行方向
1、配置的周期性资源的位置的确定方法
在SFN从0到1023的无线帧内,终端设备通过如下公式(11)确定第N块SPS资源出现的时域位置,即出现在哪个SFN的哪个slot内,或者理解为:若(H-SFN,SFN,slot number in the frame)满足下列公式(11),则终端设备确定(H-SFN,SFN,slot number in the frame)为下行SPS资源的时域位置(SPS资源占据整数个slot):
(numberOfSlotsPerFrame*(SFN+H-SFN*1024)+slot number in the frame)=[(numberOfSlotsPerFrame*(SFN start time+H-SFN start time*1024)+slot start time)+N*periodicity*numberOfSlotsPerFrame/10]modulo(1024*K*numberOfSlotsPerFrame),……公式(11)
其中,H-SFN值和K值含义定义如上,H-SFN start time为指定的第一个SPS资源的所在的超系统帧号。其他参数的定义可以参考介绍公式(1)时的相关定义,这里不再赘述。
2、HARQ进程的确定方法
对于一个具体的SPS资源,终端设备通过如下公式(12)确定HARQ进程的标识(ID),从而确定用哪个HARQ进程处理或使用该SPS资源,即确定和该SPS资源关联的HARQ进程ID:
HARQ Process ID=[floor(CURRENT_slot*10/(numberOfSlotsPerFrame* periodicity))]modulo nrofHARQ-Processes,……公式(12)
其中,HARQ Process ID为确定的HARQ进程的标识,floor表示下取整函数,nrofHARQ-Processes为配置的HARQ进程的数量,CURRENT_slot为下行SPS资源的时域起始位置,且CURRENT_slot=((SFN+H-SFN*1024)*numberOfSlotsPerFrame)+slot number in the frame。
作为又一种实现方式,也可以通过上述公式(2)所描述的方式计算HARQ进程ID。
作为又一种实现方式,也可以通过上述公式(7a)所描述的方式计算HARQ进程ID。
作为又一种实现方式,也可以通过上述公式(7b)所描述的方式计算HARQ进程ID,其中CURRENT_slot=((SFN+H-SFN*1024)*numberOfSlotsPerFrame)+slot number in the frame。
二、上行方向
1、配置的周期性资源的位置的确定方法
1.1、CG类型1
对于CG类型1,终端设备通过如下公式(13)确定第N块CG类型1资源的时域位置,即从哪个SFN的哪个slot的哪个symbol开始,或者理解为:若(H-SFN,SFN,slot number in the frame,symbol number in the slot)满足下列公式(13),则终端设备确定(H-SFN,SFN,slot number in the frame,symbol number in the slot)为CG类型1资源的时域位置:
((SFN+H-SFN*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+(slot number in the frame*numberOfSymbolsPerSlot)+symbol number in the slot)=(timeDomainOffset*numberOfSymbolsPerSlot+S+N*periodicity)modulo(1024*K*numberOfSlotsPerFrame*numberOfSymbolsPerSlot),N=1,2,3……,……公式(13)
其中,H-SFN值和K值含义定义如上,timeDomainOffset是“第一块”configured uplink grant相对于H-SFN=0且SFN=0时刻的偏移值,偏移值以时隙为单位。其他参数的定义可以参考介绍公式(3)时的相关定义,这里不再赘述。
对于CG类型1,RRC专用信令在配置CG时,所配置的timeDomainOffset为相对于H-SFN=0且SFN=0位置的时域offset,或者在配置信令中指示H-SFN值,timeDomainOffset为相对于所指示的H-SFN且SFN=0位置的时域offset,或者timeDomainOffset为相对于终端设备接收到该RRC信令的时刻所属H-SFN的SFN=0位置的时域offset。
作为又一种实现方式,对于下行方向也可以采用RRC配置+RRC指示资源的方式,相应的计算下行周期性资源的位置,以及确定处理相应下行周期性资源的HARQ进程ID的计算方法也可以与该实施例中的CG类型1的方法相同。
1.2、CG类型2
对于CG类型2,终端设备通过如下公式(14)确定第N块CG类型2资源的时域位置,即从哪个SFN的哪个slot的哪个symbol开始,或者理解为:若(H-SFN,SFN,slot number in the frame,symbol number in the slot)满足下列公式(14),则终端设备确定(H-SFN,SFN,slot number in the frame,symbol number in the slot)为CG类型2资源的时域位置:((SFN+H-SFN*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+(slot number in the frame*numberOfSymbolsPerSlot)+symbol number in the slot)=[(numberOfSlotsPerFrame*numberOfSymbolsPerSlot*(SFN start time+H-SFN start time*1024)+slot start time*numberOfSymbolsPerSlot+symbol start time)+N*periodicity]modulo (1024*K*numberOfSlotsPerFrame*numberOfSymbolsPerSlot),N=1,2,3……,……公式(14)
其中,H-SFN值和K值含义定义如上,H-SFN start time为指定的第一个SPS资源所在的超系统帧号。其他参数的定义可以参考介绍公式(4)时的相关定义,这里不再赘述。
当一个SPS资源占据的时域位置可以小于一个slot时,例如可以为2/7个symbol时,可以利用公式(14)确定第N块SPS资源出现的时域位置。
2、HARQ进程的确定方法
对于一个具体的configured uplink grant资源(CG类型1的资源或CG类型2的资源),终端设备通过如下公式(15)确定HARQ进程的标识(ID),从而确定用哪个HARQ进程处理或使用该CC类型1的资源或CG类型2的资源,即确定和该CC类型1的资源或CG类型2的资源关联的HARQ进程ID:
HARQ Process ID=[floor(CURRENT_symbol/periodicity))]modulo nrofHARQ-Processes,……公式(15)
其中,HARQ Process ID为确定的HARQ进程的标识,floor表示下取整函数,nrofHARQ-Processes为配置的HARQ进程的数量,CURRENT_symbol为configured uplink grant资源的时域起始位置,且CURRENT_symbol=((SFN+H-SFN*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。
作为又一种实现方式,也可以通过上述公式(5)所描述的方式计算HARQ进程ID。
作为又一种实现方式,也可以通过上述公式(7a)所描述的方式计算HARQ进程ID,其中公式(7a)中CURRENT_slot需要替换为CURRENT_symbol=(SFN*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。为了避免通过该方式计算出来的HARQ process ID超过HARQ process ID最大值,可以对计算后的HARQ process ID进行取模操作(例如,模最大上行HARQ process数目,或模终端设备在当前小区上能够使用的上行HARQ process数目)。
作为又一种实现方式,也可以通过上述公式(7b)所描述的方式计算HARQ进程ID,其中公式(7b)中CURRENT_slot需要替换为CURRENT_symbol=((SFN+H-SFN*1024)*numberOfSlotsPerFrame*numberOfSymbolsPerSlot+slot number in the frame*numberOfSymbolsPerSlot+symbol number in the slot)。为了避免通过该方式计算出来的HARQ process ID超过HARQ process ID最大值,可以对计算后的HARQ process ID进行取模操作(例如,模最大上行HARQ process数目,或模终端设备在当前小区上能够使用的上行HARQ process数目)。
当一个SPS/CG资源占据的时域位置可以小于一个slot时,例如可以为2/7个symbol时,可以利用上述几种可选方式中的一种确定处理一块具体的SPS/CG资源的HARQ进程标识。
该实施例,引入H-SFN后,当SFN翻转时仍存在通过上述公式(11)、(13)或(14)计算出来的SPS/CG资源位置和终端设备所需要的资源位置不匹配的情况,但是相比于现有技术计算方法每隔1024个无线帧出现一次该情况,该实施例三的计算方法可以使得每隔1024*2 M个无线帧才出现一次该情况,因而可以有效降低出现不匹配的频率。此外,该 方法使得终端设备不需要针对每套SPS/CG维护计数值,而是基于MAC粒度或小区粒度维护计数值,因而终端设备实现复杂度较低。
实施例四
该实施例中,终端设备需要使用资源的周期不能被10240ms整除,也不能被symbol/slot/ms整除。以不能被10240ms整除且也不能被ms整除为例,如终端设备需要使用资源的周期例如可以是1.6ms,1.7ms,3.2ms等等。
下面以终端设备需要使用资源的周期例如为1.6ms为例进行说明。
如图3所示,当终端设备的下行/上行traffic pattern为从SFN=0位置开始,每隔1.6ms生成待传输数据包。因此,在0ms,1.6ms,3.2ms,4.8ms,6.4ms,8.0ms,…等位置终端设备有待传输数据,而1.6ms,3.2ms等时刻并不落在slot或symbol的边界位置,网络无法配置周期性SPS/CG资源严格匹配终端设备的下行/上行业务的传输。
以下行SPS为例,为了保证每个数据包生成后,总能在特定时间内传输出去,如1ms以内,网络需要配置periodicity=1ms的SPS资源,但部分子帧内的SPS资源无法被使用,例如在子帧1内,由于数据在子帧1中间位置到达,子帧1内的SPS资源无法用于传输该数据。因此,periodicity=1ms的SPS配置会带来资源浪费。而配置periodicity=2ms的SPS资源,将会导致部分子帧内到达的数据在1ms以后才能有可用SPS资源,导致数据过时。
一种解决该问题的方式是通过比特位图(bitmap)的方式配置非周期性资源。bitmap包括Q比特,Q比特中的每比特对应于一个时间区域,且每个比特用于指示对应的时间区域内是否配置有资源,时间区域为X slot/symbol/ms,X为正整数,则终端设备根据bitmap,确定配置资源。
例如,以图3为例,从子帧0开始的8个子帧中,在子帧0,2,4,5,7配置下行传输资源,这8个子帧内的资源配置情况用8个bit的bitmap表示为{10101101},‘1’表示对应子帧配置有下行传输资源,‘0’表示对应子帧未配置下行传输资源。从子帧8开始的8个子帧,资源配置情况可以同样表示为{10101101}。因此,每隔8个子帧,资源配置情况重复一次。在这种资源配置情况下,可以保证每个生成的数据总能在最近的可用子帧内配置有资源进行使用。
因此,该方法下,bitmap表示的资源是周期性出现的,而bitmap内每bit表示的资源是非周期性出现的。在RRC配置bitmap方式的资源配置时,可以指示第一个bitmap起点位置相对于SFN=0的timeDomainOffset,可用HARQ进程数目nrofHARQ-Processes,以及每个bit所指示的时间长度,如可以是:1slot/symbol/ms,或3slot/ms等。在此配置下,终端设备并不按照公式(如上述实施例一、或实施例二、或实施例三的公式)方式确定下行配置资源位置,而是从第一个bitmap起点位置开始,认为bitmap表示的资源周期性出现,周期为bitmap代表的时域长度。
对于处理下行资源的HARQ进程,终端设备从bitmap方式指示的第一个下行传输资源开始,终端设备可以对相继出现的下行传输资源轮询使用HARQ进程0,1,…,nrofHARQ-Processes-1;可选的,终端设备也可以自行选择HARQ进程,并通过上行控制信令(UCI)的方式指示给网络(network,NW)。
bitmap方式也可以和上述实施例一到实施例三的方案结合。终端设备可以通过实施例一到三的方式确定每个SFN内bitmap起点出现的位置,其中periodicity为bitmap代表的 时域长度。例如,bitmap={101},每个bit表示1slot,timeDomainOffset=0,此时终端设备可以认为periodicity=3slot,则在当前SFN=0的无线帧内,终端设备根据实施例一可以确定子帧0/3/6/9都分别表示一个bitmap的起点位置。
通过bitmap方式为终端设备配置资源,可以支持按非整数个symbol/slot/ms的周期生成数据的业务的传输需求,减少按照现有或上述实施例一至三的SPS/CG的周期性资源配置方式时带来的资源浪费,或部分业务数据的传输需求得不到满足的情况。以bitmap方式为终端设备配置资源,bitmap表示的资源是周期性出现的,而bitmap内每bit表示的资源是非周期性出现的。
实施例五
该实施例中,终端设备需要使用资源的周期不能被10240ms整除,也不能被symbol/slot/ms整除。以不能被10240ms整除且也不能被ms整除为例,如终端设备需要使用资源的周期例如可以是1.6ms,1.7ms,3.2ms等等。
该实施例中,终端设备根据资源周期,确定配置资源的生效位置;根据生效位置,确定配置资源。
下面以终端设备需要使用资源的周期例如为1.6ms为例进行说明。
如图4所示,RRC配置SPS/CG周期可以为非整数个slot,终端设备从周期性时间点开始,确定下一个符合条件的资源为SPS/CG资源。
网络在配置SPS/CG时,周期可以是非整数个symbol/slot/ms,例如可以配置periodicity=1.6slot/ms。如图4(图中,1ms=1slot)所示,网络指示SPS/CG资源时,指示的第一块资源在子帧0中,且资源时域长度为1个slot(例如对CG类型1,RRC指示的资源时域位置的参数配置为S=0,L=14),periodicity=1.6ms。此时,第二块SPS/CG资源出现在相对于SFN=0时域偏移为1.6ms的时间点之后,且为第一个满足条件的可用传输资源,例如在本例中,1.6ms时间点之后第一个可用的传输资源为:
-对SPS/CG类型2,为1.6ms之后第一个从slot边界开始,且占据1个slot长度的下行/上行资源,且频域位置和DCI激活命令中指示的第一块资源的频域位置相同。这里的1.6ms之后第一个从slot边界,即为一个生效位置。
-对于CG类型1,为1.6ms之后第一个S=0,L=14的上行资源,且频域位置和RRC配置信息中指示的第一块资源的频域位置相同。这里的1.6ms之后第一个S=0,L=14的上行资源的位置,即为一个生效位置。
对于一个SPS/CG资源,终端设备可以按照现有技术的上述公式(2)的方式确定HARQ进程ID。可选的,也可以通过如下方式计算HARQ进程ID:
HARQ Process ID=[floor(CURRENT_start_time/periodicity)]modulo nrofHARQ-Processes,……公式(16)
其中,CURRENT_start_time是该SPS/CG资源是相对于SFN=0位置时间点之后的第一个可用传输资源。例如,以图4为例,第4个SPS/CG资源对应的CURRENT_start_time为4.8ms。可选的,终端设备可以对相继出现的SPS/CG资源轮询使用HARQ进程0,1,…,nrofHARQ-Processes-1。可选的,终端设备也可以自行选择HARQ进程,并通过上行控制信息(Uplink control information,UCI)的方式指示给NW。在UCI中可以携带HARQ进程ID信息,传输UCI的时频资源位置可以由网络设备进行配置,例如对每套SPS/CG 资源进行配置时,在配置信令中配置相关联的UCI的时频域资源位置;可选的,传输UCI的时频域资源位置可以与相应的SPS/CG资源位置存在预定义的函数关系,例如在一个确定SPS/CG资源上进行数据传输后,终端设备根据SPS/CG资源位置以及预定义的函数关系,确定传输UCI的时频域资源位置。
该实施例也可以与上述实施例一到实施例三的方案相结合,例如终端设备根据DCI/RRC指示的第一块资源时域位置,periodicity确定每个SFN内合适的时间点。例如,对于CG类型1,timeDomainOffset=0,periodicity=1.6ms,则在当前SFN=0的无线帧内,终端设备根据实施例一可以确定0ms,1.6ms,3.2ms,4.8ms,6.4ms,8.0ms,9.6ms为合适的时间点,在这些时间点后的第一个可用的传输资源为终端设备能够使用的SPS/CG资源。
该实施例,RRC配置SPS/CG周期可以为非整数个symbol/slot/ms,终端设备从周期性时间点开始,确定下一个符合条件的资源为SPS/CG资源,通过该方式可以支持按非整数个symbol/slot/ms的周期生成数据的业务的传输需求,有助于减少按照现有SPS/CG的周期性资源配置带来的资源浪费,或部分业务数据的传输需求得不到满足的情况。
实施例六
该实施例中,终端设备需要使用资源的周期(periodicity)可以是任意周期,比如能被10240ms整除的周期(如10ms,20ms等),或者不能被10240ms整除但可以被symbol/slot/ms整除的周期(如3ms,6ms,15ms),或者不能被10240ms整除也不能被symbol/slot/ms整除的周期(如1.6ms,1.7ms,3.2ms等)。
该实施例中,终端设备从DCI指示的第一块SPS资源位置开始,每隔periodicity ms认为相同频域位置的资源为SPS资源,进一步的,终端设备可以对相继出现的SPS资源轮询使用HARQ进程0,1,…,nrofHARQ-Processes-1。
比如对于SPS,当DCI激活一套SPS/CG配置后(例如periodicity为3ms),终端设备并不按照实施例一、或实施例二、或实施例三的方式确定周期性出现的资源位置,而是从DCI指示的第一块SPS/CG资源位置开始,每隔3ms认为相同频域位置的资源为SPS/CG资源,进一步的,终端设备可以对相继出现的SPS/CG资源轮询使用HARQ进程0,1,…,nrofHARQ-Processes-1。
再比如对于SPS/CG,当DCI激活一套SPS/CG配置后(例如periodicity为1.6ms),终端设备并不按照实施例四、或实施例五的方式确定周期性出现的资源位置,而是从DCI指示的第一块SPS/CG资源位置开始,每隔1.6ms认为相同频域位置的资源为SPS/CG资源,进一步的,终端设备可以对相继出现的SPS/CG资源轮询使用HARQ进程0,1,…,nrofHARQ-Processes-1。
基于该实施例,终端设备根据业务特性所需要的资源位置,直接根据配置的周期确定资源的位置,而不是不通过上述公式确定资源的位置,从而不受SFN翻转带来的影响,网络可以配置任意的周期。
实施例七
如图5所示,为本申请提供的一种配置资源的确定方法,该方法包括以下步骤:
步骤501,终端设备获取配置资源的配置信息,该配置信息包括第一参数,该配置资 源为周期性资源。
步骤502,终端设备根据第一参数确定配置资源的确定方式。
基于该方案,终端设备可以根据配置信息中的第一参数,确定配置资源的确定方式,从而可以实现使用较为合适的方式确定配置资源,达到降低计算出的配置资源的位置和终端设备实际所需资源之间出现偏差的可能性,进而有助于实现有效地配置资源。在一种实现方法中,第一参数为周期参数,其中,周期参数所指示的资源周期不能被10240ms整除时,终端设备采用的配置资源的确定方式与资源周期能被10240ms整除时不同。如这里的周期参数所指示的资源周期可以是实施例一至实施例三中的资源周期,即不能被10240ms整除,但可以被symbol/slot/ms整除,以资源周期可以被ms整除为例,则资源周期可以为3ms,6ms,15ms等。或者,这里的周期参数所指示的资源周期可以是实施例四至实施例五中的资源周期,即不能被10240ms整除,也不能被symbol/slot/ms整除,以资源周期不可以被ms整除为例,则资源周期可以为1.6ms,1.7ms,3.2ms等。
在又一种实现方法中,第一参数为时间信息或指示信息,时间信息包括SFN信息、或H-SFN信息、或协调世界时(Coordinated Universal Time,UTC),或全球定位系统(Global Positioning System,GPS)时间信息,指示信息用于指示终端设备采用的配置资源的确定方式;其中,当终端设备收到第一参数时,终端设备采用的配置资源的确定方式与终端设备未收到第一参数时不同。
在一种具体实现方式中,可以根据SPS/CG周期值或RRC指示,采用不同方式确定SPS/CG资源位置和/或HARQ进程ID。对于不同的SPS/CG周期,终端设备可以采取不同的方式确定SPS/CG资源位置,和/或HARQ进程ID。当SPS/CG周期可以被10240ms整除时,终端设备根据NR R15所定义的公式确定SPS/CG资源位置,以及HARQ进程ID。当SPS/CG周期不能被10240ms整除时,终端设备可以根据实施例一到实施例六中的方式之一确定SPS/CG资源位置,和/或HARQ进程ID。
可选的,终端设备可以判断是根据现有技术所定义的方式(以下称为方式1)确定SPS/CG资源位置,以及HARQ进程ID,还是根据其他方式(如实施例一到实施例六的任一方式,以下称为方式2)确定SPS/CG资源位置,和/或HARQ进程ID。例如判断条件可以是:
-当RRC配置SPS/CG的信元中包括具体时间信息(该时间信息即为上述第一参数)时,终端设备采用方式2,否则采用方式1。时间信息例如可以是SFN信息,或H-SFN信息,或UTC/GPS时间信息等。进一步的,还可以根据时间信息的具体内容,决定采用方式2中的具体何种方式,即采用上述实施例一至实施例六中的何种方式。
-网络可以定义两类SPS/CG的周期,当RRC配置SPS/CG时,采用第一类周期(例如周期都能够被10240ms整除),则终端设备采用方式1;当RRC配置SPS/CG时,采用第二类周期(例如包含不能被10240ms整除的周期),则终端设备采用方式2。进一步的,还可以根据周期的大小,决定采用方式2中的具体何种方式,即采用上述实施例一至实施例六中的一种方式。
-网络定义两种SPS/CG配置信元,两种配置信元的名称不同,例如,第一种配置信元的名称为SPS-Config,第二种配置信元的名称为SPS-Config-r16,但均包含SPS/CG的各个配置参数,例如第一种配置信元中包括的SPS/CG周期能够被10240ms整除,第二种配置信元中包括的SPS/CG周期可以不能够被10240ms整除。当RRC配置SPS/CG时,采 用第一种信元,则终端设备采用方式1;当RRC配置SPS/CG时,采用第二种信元,则终端设备采用方式2。
-网络在配置SPS/CG时,可以显示携带一个指示信息(indicator),用于指示终端设备采用方式1还是方式2。例如,indicator可以是1bit数值,取值为0或1,当indicator=0时,网络指示终端设备采用方式1,当indicator=1时,网络指示终端设备采用方式2。
对于不同SPS/CG配置周期,终端设备根据不同方式确定周期性资源的位置,使得终端设备根据业务特性所需要的资源位置和终端设备确定网络配置的资源位置相一致,不受SFN翻转带来的影响;网络可以配置任意整数倍symbol/slot/ms的周期。终端设备根据预定义条件判断采用哪种方式确定SPS/CG资源的位置,和/或确定HARQ进程ID的方式。
实施例八
针对上述实施例一或实施例二,对于counter的初始值的设定,在某些情况下,若初始化为0,可能会导致出现NW理解的CG资源位置和终端设备理解的CG资源位置不一致的情况。
例如,如图6所示,NW在SFN=1022的无线帧发送了RRC配置信令,根据业务特性配置了一套CG,对应的timeDomainOffset=0,periodicity=3ms;由于HARQ/ARQ重传,终端设备在SFN翻转后的SFN=2的无线帧收到该RRC配置信令,此时终端设备需要的周期性CG资源相对于最近的SFN=0的位置的timeDomainOffset=2,而终端设备仍然认为NW配置的CG对应的timeDomainOffset=0。如果NW按照实施例一或实施例二的方式确定CG资源位置,则会导致NW理解的CG资源位置和终端设备理解的CG资源位置不一致的情况。
此外,在LTE中存在终端设备通过终端设备辅助信息(也称为UE辅助信息)(携带于RRC信令)向NW上报自身traffic pattern(包括业务相对于SFN=0位置的offset,以及业务的周期,最大传输块大小等信息)的方式,同样存在上述问题。例如,终端设备在SFN=1022的无线帧发送了UE辅助信息,NW在SFN=2收到了该UE辅助信息,则会存在NW理解的终端设备traffic pattern和终端设备实际traffic pattern不一致。
为解决上述问题,下面给出不同的解决方法。
方法一,NW在配置CG时或终端设备在上报UE辅助信息时,在RRC信令中携带具体的时间值。NW通过RRC信令配置CG类型1时,在配置信令中指示一个SFN_value1,该SFN_value1可以表示NW生成该RRC信令或发送该RRC信令时刻对应的SFN值。该方式可以和实施例一或二结合,当终端设备收到RRC配置信令时或激活RRC配置信令所配置的CG类型1配置时,对应的SFN值为SFN_value2,如果SFN_value2≥SFN_value1,则counter值置为0,如果当前SFN_value2<SFN_value1,则counter值置为1。
方法二,当网络支持H-SFN时,NW通过RRC信令配置CG类型1时,在配置信令中指示一个H-SFN_value1,该H-SFN_value1可以表示NW生成该RRC信令或发送该RRC信令时刻对应的H-SFN值。该方式可以和实施例一或二结合,当终端设备收到RRC配置信令时或激活RRC配置信令所配置的CG类型1配置时,对应的H-SFN值为H-SFN_value2,如果H-SFN_value2≥H-SFN_value1,则counter值置为0,如果当前H-SFN_value2<H-SFN_value1,则counter值置为1。
对于终端设备上报UE辅助信息的情形,终端设备可以在RRC信令中指示一个 SFN_value3(或H-SFN_value3),该SFN_value3(或H-SFN_value3)可以表示终端设备生成该RRC信令或发送该RRC信令时刻对应的SFN值(或H-SFN值)。网络根据接收到终端设备上报的RRC消息时或RRC层解析该RRC消息时的SFN_value4与SFN_value3的比较,或者网络根据接收到终端设备上报的RRC消息时或RRC层解析该RRC消息时的H-SFN_value4与H-SFN_value3的比较,确定终端设备实际的traffic pattern,以及决定如何配置/激活合适的SPS/CG。以终端设备在UE辅助信息中指示SFN值为例,终端设备在该RRC信令中携带SFN_value3=1000,可以表示终端设备生成该RRC信令时刻对应的SFN为1000,此外在该RRC信令中,终端设备指示业务周期=3ms,业务相对于SFN=0的offset=0ms。网络设备成功接收并解析出终端设备上报的RRC消息时对应的SFN_value4=1002,由于SFN_value4>SFN_value3,网络设备可以根据UE上报的traffic pattern信息为终端设备配置:timeDomainOffset=0,periodicity=3ms的Configured Grant资源。又例如,终端设备在该RRC信令中携带SFN_value3=1022,可以表示终端设备生成该RRC信令时刻对应的SFN为1022,此外在该RRC信令中,终端设备指示业务周期=3ms,业务相对于SFN=0的offset=0ms。网络设备成功接收并解析出终端设备上报的RRC消息时对应的SFN_value4=2,由于SFN_value4<SFN_value3,终端设备生成该RRC消息时刻和网络设备成功接收并解析出该RRC消息时刻之间,SFN发生了翻转,网络设备可以确定相对于最近的SFN=0位置,终端设备的traffic pattern应该为:周期=3ms,offset=2ms。因此网络设备可以为终端设备配置:timeDomainOffset=2,periodicity=3ms的Configured Grant资源,以匹配终端设备的实际traffic pattern。
通过在NW配置CG type 1的配置信令/终端设备上报UE辅助信息的信令中携带SFN或H-SFN信息,使得终端设备和NW对实际配置CG资源位置/终端设备实际traffic pattern理解一致。
实施例九
如图7所示,本申请还公开一种配置资源的确定方法,该方法包括以下步骤:
步骤701,终端设备从网络设备获取配置资源的配置信息,配置资源为周期性资源,配置信息包括周期性资源的周期参数;
步骤702,终端设备为配置资源维护序号,其中序号在系统帧号SFN翻转时更新;
步骤703,终端设备根据序号和周期参数,确定配置资源。
基于该方案,终端设备可以根据配置信息中的周期性资源的周期参数和维护的序号,确定配置资源,达到降低计算出的配置资源的位置和终端设备实际所需资源之间出现偏差的可能性,从而实现配置资源的有效配置。
可以理解为,前述实施例一至实施例三是图7所示的实施例(即实施例九)的三种具体应用实施例。此外,以上实施例一至三中的公式设计仅为举例,并非用于限制本申请,也可以采用其它设计,使得终端设备根据序号和周期参数在SFN翻转之前和之后确定的配置资源的时域间隔等于周期性资源的周期。
下面分别介绍该实施例九与上述实施例一至实施例三之间的关联:
一、实施例九与实施例一的关联
该实施例九中的配置信息包括的周期性资源的周期参数例如可以是实施例一中的资源周期(periodicity)。
该实施例九中的终端设备维护的序号可以是实施例一中的计数器(counter)值。
在第一种实现方式中,该序号的取值范围由网络设备配置给终端设备的,即网络设备将序号的取值范围(例如携带于上述配置信息中)发送至终端。该序号的取值范围例如可以是从0至K-1,或者1至K,或者是其他任意数开始至该任意数+K-1(该任意数表示为t,则counter取值范围为t,t+1,t+2,……,t+K-1),例如该K可以为满足如下条件的最小正整数:K*10240ms=periodicity的整数倍。
在第二种实现方式中,网络设备可以在上述配置信息中携带K值发送给终端设备,然后终端设备根据K值确定取值范围。
在第三种实现方式中,该序号的取值范围也可以是由终端设备确定的。比如,终端设备在获取到网络设备发送的周期参数(也称为资源周期)后,然后确定K为满足如下条件的最小正整数:K*10240ms=periodicity的整数倍。
可选的,终端设备为配置资源维护序号,其中序号在SFN翻转时按以下方式更新:更新后的序号=(原序号+1)modulo K,其中modulo为取模操作,K为序号的总数。或者更新方式理解为:counter=(counter+1)modulo K,即当SFN翻转时,counter值累加1,为避免取值超过允许的取值范围,对累加后的结果进行取模操作。
二、实施例九与实施例二的关联
该实施例九中的配置信息包括的周期性资源的周期参数例如可以是实施例二中的资源周期(periodicity)。
该实施例九中的终端设备维护的序号可以是实施例二中的计数器(counter)值。
在第一种实现方式中,该序号的取值范围由网络设备配置给终端设备的,即网络设备将序号的取值范围(例如携带于上述配置信息中)发送至终端。该序号的取值范围例如可以是从0至K-1,或者1至K,或者是其他任意数开始至该任意数+K-1(该任意数表示为t,则counter取值范围为t,t+1,t+2,……,t+K-1),其中K=2 L,L由网络设备进行配置,或K为任意正整数,K由网络设备进行配置。
在第二种实现方式中,网络设备可以在上述配置信息中携带K值发送给终端设备,然后终端设备根据K值确定取值范围,其中K=2 L或任意正整数。
在第三种实现方式中,该序号的取值范围也可以是由终端设备确定的。比如,终端设备在获取到网络设备发送的序号的取值范围的配置信息,例如,该序号的取值范围的配置信息为L值,则终端设备根据L确定K=2 L,进而根据K值确定取值范围。
可选的,终端设备为配置资源维护序号,其中序号在SFN翻转时按以下方式更新:更新后的序号=(原序号+1)modulo K,其中modulo为取模操作,K为序号的总数。或者更新方式理解为:counter=(counter+1)modulo K,即当SFN翻转时,counter值累加1,为避免取值超过允许的取值范围,对累加后的结果进行取模操作。
三、实施例九与实施例三的关联
该实施例九中的终端设备维护的序号可以是实施例二中的超系统帧号H-SFN。
在第一种实现方式中,该序号的取值范围由网络设备配置给终端设备的,即网络设备将序号的取值范围(例如携带于上述配置信息中)发送至终端。该序号的取值范围例如可以是从0至K-1,或者1至K,或者是其他任意数开始至该任意数+K-1(该任意数表示为t,则counter取值范围为t,t+1,t+2,……,t+K-1),其中K=2 M,H-SFN为M bit长度。
在第二种实现方式中,网络设备可以在上述配置信息中携带K值发送给终端设备,然 后终端设备根据K值确定取值范围,其中K=2 M
在第三种实现方式中,该序号的取值范围也可以是由终端设备确定的。比如,终端设备在获取到网络设备发送的序号的取值范围的配置信息,例如,该序号的取值范围的配置信息为M值,则终端设备根据M确定K=2 M,进而根据K值确定取值范围。可选的,终端设备通过广播信令从网络设备获取H-SFN的配置信息,即获取到H-SFN的长度M值(单位比特),一个H-SFN标识2 10+M(即1024*2 M)个无线帧。
可选的,终端设备为配置资源维护序号,其中序号在SFN翻转时更新,包括:终端设备每隔1024个无线帧对H-SFN进行累加1操作。
针对该实施例九的其他具体实现细节,可以参考前述实施例一至实施例三的相关描述,这里不再赘述。
需要说明的是,上述各个实施例可以单独实施,也可以组合实施。例如,实施例七与实施例一至六相结合,实施例八与实施例一或二相结合等等。
可以理解的是,上述实现各网元为了实现上述功能,其包括了执行各个功能相应的硬件结构和/或软件模块。本领域技术人员应该很容易意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,本申请能够以硬件或硬件和计算机软件的结合形式来实现。某个功能究竟以硬件还是计算机软件驱动硬件的方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。
如图8所示,为本申请所涉及的通信装置的一种可能的示例性框图,该通信装置800可以以软件或硬件的形式存在。通信装置800可以包括:处理单元802和通信单元803。作为一种实现方式,该通信单元803可以包括接收单元和发送单元。处理单元802用于对通信装置800的动作进行控制管理。通信单元803用于支持通信装置800与其他网络实体的通信。通信装置800还可以包括存储单元801,用于存储通信装置800的程序代码和数据。
其中,处理单元802可以是处理器或控制器,例如可以是通用中央处理器(central processing unit,CPU),通用处理器,数字信号处理(digital signal processing,DSP),专用集成电路(application specific integrated circuits,ASIC),现场可编程门阵列(field programmable gate array,FPGA)或者其他可编程逻辑器件、晶体管逻辑器件、硬件部件或者其任意组合。其可以实现或执行结合本申请公开内容所描述的各种示例性的逻辑方框,模块和电路。所述处理器也可以是实现计算功能的组合,例如包括一个或多个微处理器组合,DSP和微处理器的组合等等。存储单元801可以是存储器。通信单元803是一种该装置的接口电路,用于从其它装置接收信号。例如,当该装置以芯片的方式实现时,该通信单元803是该芯片用于从其它芯片或装置接收信号的接口电路,或者,是该芯片用于向其它芯片或装置发送信号的接口电路。
该通信装置800可以为上述任一实施例中的终端设备,还可以为用于终端设备的芯片。例如,当通信装置800为终端设备时,该处理单元802例如可以是处理器,该通信单元803例如可以是收发器。可选的,该收发器可以包括射频电路,该存储单元例如可以是存储器。例如,当通信装置800为用于终端设备的芯片时,该处理单元802例如可以是处理器,该通信单元803例如可以是输入/输出接口、管脚或电路等。该处理单元802可执行存储单元 存储的计算机执行指令,可选地,该存储单元为该芯片内的存储单元,如寄存器、缓存等,该存储单元还可以是该终端设备内的位于该芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。
在第一个实施例中,通信单元803,用于从网络设备获取配置资源的配置信息,所述配置资源为周期性资源,所述配置信息包括所述周期性资源的周期参数;处理单元802,用于为所述配置资源维护序号,其中所述序号在系统帧号SFN翻转时更新;以及,根据所述序号和所述周期参数,确定所述配置资源。
在一种可能的实现方法中,所述序号的取值范围由所述网络设备配置给所述装置。
在一种可能的实现方法中,所述配置信息包括所述序号的取值范围的配置信息。
在一种可能的实现方法中,所述通信单元803,还用于从所述网络设备获取所述序号的取值范围的配置信息,所述配置信息为L,其中L为正整数;所述处理单元802,还用于根据所述取值范围的配置信息,确定所述序号的取值范围为0至K-1或者1至K,其中,K=2 L
在一种可能的实现方法中,所述通信单元803,还用于从所述网络设备获取所述序号的取值范围的配置信息,所述配置信息为K,其中K为正整数;所述处理单元802,还用于根据所述取值范围的配置信息,确定所述序号的取值范围为0至K-1或者1至K。
在一种可能的实现方法中,所述序号的取值范围预设为0至K-1或者1至K,且满足K*10240ms=所述周期性资源的周期的正整数倍。
在一种可能的实现方法中,所述序号的取值范围由预设值L确定,其中,所述序号的取值范围为0至K-1或者1至K,其中,K=2 L
在一种可能的实现方法中,所述处理单元802,用于通过计数器维护所述序号,所述序号为计数器的取值。
在一种可能的实现方法中,所述处理单元802,用于为所述配置资源维护序号,其中所述序号在SFN翻转时按以下方式更新:更新后的序号=(原序号+1)modulo K,其中modulo为取模操作,K为所述序号的总数。
在一种可能的实现方法中,所述序号为超系统帧号H-SFN。
在一种可能的实现方法中,所述通信单元803,还用于通过广播信令从网络设备获取所述H-SFN的配置信息。
在一种可能的实现方法中,所述H-SFN的配置信息为所述H-SFN的长度M,所述H-SFN标识2 10+M个无线帧。
在一种可能的实现方法中,所述处理单元802,还用于为所述配置资源维护序号,其中所述序号在SFN翻转时更新,包括:每隔1024个无线帧对H-SFN进行累加1操作。
在一种可能的实现方法中,SFN反转之前和之后确定的配置资源的时域间隔等于所述周期性资源的周期。
在第二个实施例中,通信单元803,用于获取配置资源的配置信息,配置信息包括第一参数,配置资源为周期性资源;处理单元802,用于根据第一参数确定配置资源的确定方式。
在一种可能的实现方法中,第一参数为周期参数,其中,周期参数所指示的资源周期不能被10240ms整除时,处理单元802采用的配置资源的确定方式与资源周期能被10240ms整除时不同。
在一种可能的实现方法中,第一参数为时间信息或指示信息,时间信息包括SFN信息、或H-SFN信息、或协调世界时UTC/全球定位系统GPS时间信息,指示信息用于指示终端设备采用的配置资源的确定方式;其中,当通信单元803收到第一参数时,处理单元802采用的配置资源的确定方式与处理单元802未收到第一参数时不同。
在一种可能的实现方法中,处理单元802,用于根据配置资源的资源周期和K值,确定配置资源;其中,配置资源的资源周期为符号symbol/时隙slot/毫秒ms的整数倍;K值为满足K*10240ms=资源周期*M的最小正整数,M为正整数,或者K=2 L、且L为配置的正整数,或者K=2 M、且M为配置的超系统帧号H-SFN的长度,或者K为配置的正整数。
在一种可能的实现方法中,处理单元802,用于为配置资源维护计数器,计数器的取值范围为0到K-1,或1到K。
在一种可能的实现方法中,当配置资源激活时,计数器置为0,当系统帧号SFN发生翻转时,计数器累加1并进行模K处理。
在一种可能的实现方法中,配置资源为配置授权类型1的时频资源,配置信息还包括网络设备生成配置信息或发送配置信息时的帧号,帧号为系统帧号SFN或超系统帧号H-SFN;若通信单元803收到配置信息时的帧号大于或等于配置信息中的帧号,则处理单元802,用于将计数器置为0,否则置为1。如此,有助于实现为计数器设置正确的初始值。
在一种可能的实现方法中,配置资源为配置授权类型1的时频资源,通信单元803,用于通过RRC信令向网络设备发送辅助信息,辅助信息用于指示终端设备的业务模式(traffic pattern)。
在一种可能的实现方法中,K值携带于配置信息。
在一种可能的实现方法中,K值是MAC粒度或小区粒度(per MAC/per Cell)配置的。
在一种可能的实现方法中,配置信息还包括比特位图bitmap,bitmap包括Q比特,Q比特中的每比特对应于一个时间区域,且每个比特用于指示对应的时间区域内是否配置有资源,时间区域为X slot/symbol/ms,X为正整数;则处理单元802,用于根据bitmap,确定配置资源。
在一种可能的实现方法中,配置资源的资源周期为slot/ms的非整数倍;处理单元802,用于根据资源周期,确定配置资源的生效位置;根据生效位置,确定配置资源。
可以理解的是,该通信装置用于上述配置资源的确定方法时的具体实现过程以及相应的有益效果,可以参考前述方法实施例中的相关描述,这里不再赘述。
参阅图9所示,为本申请提供的一种通信装置示意图,该通信装置可以是上述终端设备。该通信装置900包括:处理器902、通信接口903、存储器901。可选的,通信装置900还可以包括通信线路904。其中,通信接口903、处理器902以及存储器901可以通过通信线路904相互连接;通信线路904可以是外设部件互连标准(peripheral component interconnect,简称PCI)总线或扩展工业标准结构(extended industry standard architecture,简称EISA)总线等。所述通信线路904可以分为地址总线、数据总线、控制总线等。为便于表示,图9中仅用一条粗线表示,但并不表示仅有一根总线或一种类型的总线。
处理器902可以是一个CPU,微处理器,ASIC,或一个或多个用于控制本申请方案程序执行的集成电路。
通信接口903,使用任何收发器一类的装置,用于与其他设备或通信网络通信,如以 太网,无线接入网(radio access network,RAN),无线局域网(wireless local area networks,WLAN),有线接入网等。
存储器901可以是ROM或可存储静态信息和指令的其他类型的静态存储设备,RAM或者可存储信息和指令的其他类型的动态存储设备,也可以是电可擦可编程只读存储器(electrically erasable programmable read-only memory,EEPROM)、只读光盘(compact disc read-only memory,CD-ROM)或其他光盘存储、光碟存储(包括压缩光碟、激光碟、光碟、数字通用光碟、蓝光光碟等)、磁盘存储介质或者其他磁存储设备、或者能够用于携带或存储具有指令或数据结构形式的期望的程序代码并能够由计算机存取的任何其他介质,但不限于此。存储器可以是独立存在,通过通信线路904与处理器相连接。存储器也可以和处理器集成在一起。
其中,存储器901用于存储执行本申请方案的计算机执行指令,并由处理器902来控制执行。处理器902用于执行存储器901中存储的计算机执行指令,从而实现本申请上述实施例提供的配置资源的确定方法。
可选的,本申请实施例中的计算机执行指令也可以称之为应用程序代码,本申请实施例对此不作具体限定。
本领域普通技术人员可以理解:本申请中涉及的第一、第二等各种数字编号仅为描述方便进行的区分,并不用来限制本申请实施例的范围,也表示先后顺序。“和/或”,描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。字符“/”一般表示前后关联对象是一种“或”的关系。“至少一个”是指一个或者多个。至少两个是指两个或者多个。“至少一个”、“任意一个”或其类似表达,是指的这些项中的任意组合,包括单项(个)或复数项(个)的任意组合。例如,a,b,或c中的至少一项(个、种),可以表示:a,b,c,a-b,a-c,b-c,或a-b-c,其中a,b,c可以是单个,也可以是多个。“多个”是指两个或两个以上,其它量词与之类似。此外,对于单数形式“a”,“an”和“the”出现的元素(element),除非上下文另有明确规定,否则其不意味着“一个或仅一个”,而是意味着“一个或多于一个”。例如,“a device”意味着对一个或多个这样的device。
在上述实施例中,可以全部或部分地通过软件、硬件、固件或者其任意组合来实现。当使用软件实现时,可以全部或部分地以计算机程序产品的形式实现。所述计算机程序产品包括一个或多个计算机指令。在计算机上加载和执行所述计算机程序指令时,全部或部分地产生按照本申请实施例所述的流程或功能。所述计算机可以是通用计算机、专用计算机、计算机网络、或者其他可编程装置。所述计算机指令可以存储在计算机可读存储介质中,或者从一个计算机可读存储介质向另一个计算机可读存储介质传输,例如,所述计算机指令可以从一个网站站点、计算机、服务器或数据中心通过有线(例如同轴电缆、光纤、数字用户线(DSL))或无线(例如红外、无线、微波等)方式向另一个网站站点、计算机、服务器或数据中心进行传输。所述计算机可读存储介质可以是计算机能够存取的任何可用介质或者是包括一个或多个可用介质集成的服务器、数据中心等数据存储设备。所述可用介质可以是磁性介质,(例如,软盘、硬盘、磁带)、光介质(例如,DVD)、或者半导体介质(例如固态硬盘(Solid State Disk,SSD))等。
本申请实施例中所描述的各种说明性的逻辑单元和电路可以通过通用处理器,数字信号处理器,专用集成电路(ASIC),现场可编程门阵列(FPGA)或其它可编程逻辑装置, 离散门或晶体管逻辑,离散硬件部件,或上述任何组合的设计来实现或操作所描述的功能。通用处理器可以为微处理器,可选地,该通用处理器也可以为任何传统的处理器、控制器、微控制器或状态机。处理器也可以通过计算装置的组合来实现,例如数字信号处理器和微处理器,多个微处理器,一个或多个微处理器联合一个数字信号处理器核,或任何其它类似的配置来实现。
本申请实施例中所描述的方法或算法的步骤可以直接嵌入硬件、处理器执行的软件单元、或者这两者的结合。软件单元可以存储于RAM存储器、闪存、ROM存储器、EPROM存储器、EEPROM存储器、寄存器、硬盘、可移动磁盘、CD-ROM或本领域中其它任意形式的存储媒介中。示例性地,存储媒介可以与处理器连接,以使得处理器可以从存储媒介中读取信息,并可以向存储媒介存写信息。可选地,存储媒介还可以集成到处理器中。处理器和存储媒介可以设置于ASIC中,ASIC可以设置于终端设备中。可选地,处理器和存储媒介也可以设置于终端设备中的不同的部件中。
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。
尽管结合具体特征及其实施例对本申请进行了描述,显而易见的,在不脱离本申请的精神和范围的情况下,可对其进行各种修改和组合。相应地,本说明书和附图仅仅是所附权利要求所界定的本申请的示例性说明,且视为已覆盖本申请范围内的任意和所有修改、变化、组合或等同物。显然,本领域的技术人员可以对本申请进行各种改动和变型而不脱离本申请的范围。这样,倘若本申请的这些修改和变型属于本申请权利要求及其等同技术的范围之内,则本申请也意图包括这些改动和变型在内。

Claims (72)

  1. 一种配置资源的确定方法,其特征在于,包括:
    终端设备从网络设备获取配置资源的配置信息,所述配置资源为周期性资源,所述配置信息包括所述周期性资源的周期参数;
    所述终端设备为所述配置资源维护序号,其中所述序号在系统帧号SFN翻转时更新;
    所述终端设备根据所述序号和所述周期参数,确定所述配置资源。
  2. 如权利要求1所述的方法,其特征在于,所述序号的取值范围由所述网络设备配置给所述终端设备。
  3. 如权利要求1所述的方法,其特征在于,所述配置信息包括所述序号的取值范围的配置信息。
  4. 如权利要求2或3所述的方法,其特征在于,还包括:
    所述终端设备从所述网络设备获取所述序号的取值范围的配置信息,所述配置信息为L,其中L为正整数;
    所述终端设备根据所述取值范围的配置信息,确定所述序号的取值范围为0至K-1或者1至K,其中,K=2L。
  5. 如权利要求2或3所述的方法,其特征在于,还包括:
    所述终端设备从所述网络设备获取所述序号的取值范围的配置信息,所述配置信息为K,其中K为正整数;
    所述终端设备根据所述取值范围的配置信息,确定所述序号的取值范围为0至K-1或者1至K。
  6. 如权利要求1所述的方法,其特征在于,所述序号的取值范围预设为0至K-1或者1至K,且满足K*10240ms=所述周期性资源的周期的正整数倍。
  7. 如权利要求1所述的方法,其特征在于,所述序号的取值范围由预设值L确定,其中,所述序号的取值范围为0至K-1或者1至K,其中,K=2L。
  8. 如权利要求2至7任一项所述的方法,其特征在于,所述终端设备通过计数器维护所述序号,所述序号为计数器的取值。
  9. 如权利要求1至8任一项所述的方法,其特征在于,所述终端设备为所述配置资源维护序号,其中所述序号在SFN翻转时按以下方式更新:
    更新后的序号=(原序号+1)modulo K,其中modulo为取模操作,K为所述序号的总数。
  10. 如权利要求1所述的方法,其特征在于,所述序号为超系统帧号H-SFN。
  11. 如权利要求1所述的方法,其特征在于,所述终端设备通过广播信令从网络设备获取所述H-SFN的配置信息。
  12. 如权利要求11所述的方法,其特征在于,所述H-SFN的配置信息为所述H-SFN的长度M,所述H-SFN标识210+M个无线帧。
  13. 如权利要求10至12所述的方法,其特征在于,所述终端设备为所述配置资源维护序号,其中所述序号在SFN翻转时更新,包括:
    所述终端设备每隔1024个无线帧对H-SFN进行累加1操作。
  14. 如权利要求1至13所述的方法,其特征在于,SFN反转之前和之后确定的配置资源的时域间隔等于所述周期性资源的周期。
  15. 一种配置资源的确定方法,其特征在于,包括:
    终端设备获取配置资源的配置信息,所述配置资源为周期性资源,所述配置信息包括第一参数;
    所述终端设备根据所述第一参数确定配置资源的确定方式;
    所述终端设备采用所述确定方式确定所述配置资源。
  16. 如权利要求15所述的方法,其特征在于,所述第一参数为所述周期性资源的周期参数。
  17. 如权利要求16所述的方法,其特征在于,所述配置资源的周期值能被10240ms整除和不能被10240ms整除时,所述终端设备采用的配置资源的确定方式不同。
  18. 如权利要求15所述的方法,其特征在于,所述第一参数为时间信息,所述时间信息包括系统帧号SFN信息、超系统帧号H-SFN信息、协调世界时UTC信息,或全球定位系统GPS时间信息。
  19. 如权利要求15所述的方法,其特征在于,所述第一参数为指示信息,用于指示所述终端设备采用的配置资源的确定方式。
  20. 如权利要求18或19所述的方法,其特征在于,所述配置信息包括所述第一参数和不包括所述第一参数时,所述终端设备采用的配置资源的确定方式不同。
  21. 如权利要求15-20任一项所述的方法,其特征在于,所述终端设备采用所述确定方式确定所述配置资源,包括:
    所述终端设备采用所述确定方式确定配置资源的位置。
  22. 如权利要求21所述的方法,其特征在于,所述终端设备采用所述确定方式确定所述配置资源,包括:
    所述终端设备确定,从所述配置资源的开始位置每隔所述配置资源的周期在相同的频域位置为所述配置资源。
  23. 如权利要求22所述的方法,其特征在于,所述开始位置由下行控制信息DCI或RRC信令指示。
  24. 如权利要求22或23所述的方法,其特征在于,还包括:
    所述终端设备确定混合自动重传请求HARQ进程;且
    所终端设备对相继出现的配置资源轮询使用确定的HARQ进程。
  25. 一种通信方法,其特征在于,包括:
    终端设备生成辅助信息,所述辅助信息包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    所述终端设备向网络设备发送所述辅助信息。
  26. 如权利要求25所述的方法,其特征在于,所述辅助信息通过无线资源控制RRC信令发送。
  27. 如权利要求26所述的方法,其特征在于,所述SFN或H-SFN为所述终端设备生成或发送所述RRC信令的时刻对应的SFN或H-SFN。
  28. 一种通信方法,其特征在于,包括:
    终端设备从网络设备接收无线资源控制RRC信令,所述RRC信令包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    所述终端设备根据所述SFN信息或H-SFN信息,确定计数器的值。
  29. 一种通信方法,其特征在于,包括:
    网络设备从终端设备接收辅助信息,所述辅助信息包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    所述网络设备根据所述辅助信息配置或激活配置资源。
  30. 一种通信方法,其特征在于,包括:
    网络设备生成无线资源控制RRC信令,所述RRC信令包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    所述网络设备向终端设备发送所述配置信息。
  31. 如权利要求30所述的方法,其特征在于,所述SFN或H-SFN为所述网络设备生成或发送所述RRC信令的时刻对应的SFN或H-SFN。
  32. 一种通信装置,其特征在于,包括:
    通信单元,用于从网络设备获取配置资源的配置信息,所述配置资源为周期性资源,所述配置信息包括所述周期性资源的周期参数;
    处理单元,用于为所述配置资源维护序号,其中所述序号在系统帧号SFN翻转时更新;以及,根据所述序号和所述周期参数,确定所述配置资源。
  33. 如权利要求32所述的装置,其特征在于,所述序号的取值范围由所述网络设备配置给所述装置。
  34. 如权利要求32所述的装置,其特征在于,所述配置信息包括所述序号的取值范围的配置信息。
  35. 如权利要求33或34所述的装置,其特征在于,所述通信单元,还用于从所述网络设备获取所述序号的取值范围的配置信息,所述配置信息为L,其中L为正整数;
    所述处理单元,还用于根据所述取值范围的配置信息,确定所述序号的取值范围为0至K-1或者1至K,其中,K=2L。
  36. 如权利要求33或34所述的装置,其特征在于,所述通信单元,还用于从所述网络设备获取所述序号的取值范围的配置信息,所述配置信息为K,其中K为正整数;
    所述处理单元,还用于根据所述取值范围的配置信息,确定所述序号的取值范围为0至K-1或者1至K。
  37. 如权利要求32所述的装置,其特征在于,所述序号的取值范围预设为0至K-1或者1至K,且满足K*10240ms=所述周期性资源的周期的正整数倍。
  38. 如权利要求32所述的装置,其特征在于,所述序号的取值范围由预设值L确定,其中,所述序号的取值范围为0至K-1或者1至K,其中,K=2L。
  39. 如权利要求33至38任一项所述的装置,其特征在于,所述处理单元,用于通过计数器维护所述序号,所述序号为计数器的取值。
  40. 如权利要求32至39任一项所述的装置,其特征在于,所述处理单元,用于为所述配置资源维护序号,其中所述序号在SFN翻转时按以下方式更新:
    更新后的序号=(原序号+1)modulo K,其中modulo为取模操作,K为所述序号的总数。
  41. 如权利要求32所述的装置,其特征在于,所述序号为超系统帧号H-SFN。
  42. 如权利要求32所述的装置,其特征在于,所述通信单元,还用于通过广播信令从网络设备获取所述H-SFN的配置信息。
  43. 如权利要求42所述的装置,其特征在于,所述H-SFN的配置信息为所述H-SFN的长度M,所述H-SFN标识210+M个无线帧。
  44. 如权利要求41至43所述的装置,其特征在于,所述处理单元,还用于为所述配置资源维护序号,其中所述序号在SFN翻转时更新,包括:每隔1024个无线帧对H-SFN进行累加1操作。
  45. 如权利要求32至44所述的装置,其特征在于,SFN反转之前和之后确定的配置资源的时域间隔等于所述周期性资源的周期。
  46. 一种通信装置,其特征在于,包括:
    通信单元,用于获取配置资源的配置信息,所述配置资源为周期性资源,所述配置信息包括第一参数;
    处理单元,用于根据所述第一参数确定配置资源的确定方式;且采用所述确定方式确定所述配置资源。
  47. 如权利要求46所述的装置,其特征在于,所述第一参数为所述周期性资源的周期参数。
  48. 如权利要求47所述的装置,其特征在于,所述配置资源的周期值能被10240ms整除和不能被10240ms整除时,所述处理单元采用的配置资源的确定方式不同。
  49. 如权利要求46所述的装置,其特征在于,所述第一参数为时间信息,所述时间信息包括系统帧号SFN信息、超系统帧号H-SFN信息、协调世界时UTC信息,或全球定位系统GPS时间信息。
  50. 如权利要求46所述的装置,其特征在于,所述第一参数为指示信息,用于指示所述处理单元采用的配置资源的确定方式。
  51. 如权利要求49或50所述的装置,其特征在于,所述配置信息包括所述第一参数和不包括所述第一参数时,所述处理单元采用的配置资源的确定方式不同。
  52. 如权利要求46-51任一项所述的装置,其特征在于,所述处理单元用于:
    采用所述确定方式确定配置资源的位置。
  53. 如权利要求52所述的装置,其特征在于,所述处理单元用于:
    将从所述配置资源的开始位置每隔所述配置资源的周期在相同的频域位置确定为所述配置资源。
  54. 如权利要求53所述的装置,其特征在于,所述开始位置由下行控制信息DCI或RRC信令指示。
  55. 如权利要求53或54所述的装置,其特征在于,所述处理单元还用于:
    确定混合自动重传请求HARQ进程;且
    对相继出现的配置资源轮询使用确定的HARQ进程。
  56. 一种通信装置,其特征在于,包括:
    用于生成辅助信息的单元,所述辅助信息包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    用于向网络设备发送所述辅助信息的单元。
  57. 如权利要求56所述的装置,其特征在于,所述辅助信息通过无线资源控制RRC 信令发送。
  58. 如权利要求57所述的装置,其特征在于,所述SFN或H-SFN为生成或发送所述RRC信令的时刻对应的SFN或H-SFN。
  59. 一种通信装置,其特征在于,包括:
    用于从网络设备接收无线资源控制RRC信令的单元,所述RRC信令包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    用于根据所述SFN信息或H-SFN信息,确定计数器的值的单元。
  60. 一种通信装置,其特征在于,包括:处理器和接口电路,所述处理器用于通过所述接口电路与网络设备通信,并执行如权利要求1至28任一项所述的方法。
  61. 一种通信装置,其特征在于,包括处理器,用于与存储器相连,调用所述存储器中存储的程序,以执行如权利要求1至28任一项所述的方法。
  62. 一种终端设备,其特征在于,包括如权利要求32至61任一项所述的装置。
  63. 一种存储介质,其上存储有计算机程序或指令,其特征在于,所述计算机程序或指令被执行时使得处理器执行如权利要求1至28任一项所述的方法。
  64. 一种芯片系统,其特征在于,包括:处理器,用于执行如权利要求1至28中任一项所述的方法。
  65. 一种通信装置,其特征在于,包括:
    用于从终端设备接收辅助信息的单元,所述辅助信息包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    用于根据所述辅助信息配置或激活配置资源的单元。
  66. 一种通信装置,其特征在于,包括:
    用于生成无线资源控制RRC信令的单元,所述RRC信令包括系统帧号SFN信息或超系统帧号H-SFN信息,所述系统帧号SFN信息或超系统帧号H-SFN信息用于指示SFN或H-SFN的值;
    用于向终端设备发送所述配置信息的单元。
  67. 如权利要求66所述的装置,其特征在于,所述SFN或H-SFN为所述网络设备生成或发送所述RRC信令的时刻对应的SFN或H-SFN。
  68. 一种通信装置,其特征在于,包括:处理器和接口电路,所述处理器用于通过所述接口电路与终端设备通信,并执行如权利要求29至31任一项所述的方法。
  69. 一种通信装置,其特征在于,包括处理器,用于与存储器相连,调用所述存储器中存储的程序,以执行如权利要求29至31任一项所述的方法。
  70. 一种网络设备,其特征在于,包括用于执行如权利要求29至31任一项所述的方法的单元。
  71. 一种存储介质,其上存储有计算机程序或指令,其特征在于,所述计算机程序或指令被执行时使得处理器执行如权利要求29至31任一项所述的方法。
  72. 一种芯片系统,其特征在于,包括:处理器,用于执行如权利要求29至31中任一项所述的方法。
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