CN113163494B - Adaptive configuration method, device and medium for NR physical shared channel time domain parameters - Google Patents

Adaptive configuration method, device and medium for NR physical shared channel time domain parameters Download PDF

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CN113163494B
CN113163494B CN202011549940.8A CN202011549940A CN113163494B CN 113163494 B CN113163494 B CN 113163494B CN 202011549940 A CN202011549940 A CN 202011549940A CN 113163494 B CN113163494 B CN 113163494B
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time domain
pusch
pdsch
configuration
parameter
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CN113163494A (en
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肖赵斌
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Inspur Communication Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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

Abstract

The invention discloses a self-adaptive configuration method, a device and a medium for NR physical shared channel time domain parameters, belongs to the technical field of physical shared channel time domain parameter configuration, and aims to solve the technical problem of how to realize self-adaptive configuration adjustment of NR network side on PDSCH and PUSCH time domain parameters. The method is characterized in that the network side RRM adaptively configures PDSCH and PUSCH time domain parameters according to duplex mode and time slot configuration of a cell, service type of UE, data size and other physical channel time domain configuration, wherein other physical channels comprise but are not limited to PDCCH, PRACH and PUCCH. The complexity of manually configuring the PDSCH and PUSCH time domain configuration parameters by a network side is solved, and the configuration error probability is reduced.

Description

Adaptive configuration method, device and medium for NR physical shared channel time domain parameters
Technical Field
The invention relates to the technical field of physical shared channel time domain parameter configuration, in particular to an adaptive configuration method, device and medium for NR physical shared channel time domain parameters.
Background
At present, the NR network side adopts static fixed configuration in a foreground network manager or a background database when configuring PDSCH and PUSCH time domain parameters, configuration information of all the UE of each BWP is the same, and configuration contents are only realized through manual operation when needing modification, addition or deletion.
The configuration mode is not flexible enough, and can not be adaptively configured and adjusted according to the duplex mode and time slot configuration of the cell, the service types, the data volume sizes and the configuration of other physical channels of different UE, manual operation is needed, and the configuration is easy to cause that the configuration does not meet the protocol requirements.
How to realize the self-adaptive configuration adjustment of the NR network side on the PDSCH and the PUSCH time domain parameters is a technical problem to be solved.
Disclosure of Invention
The technical task of the invention is to provide the self-adaptive configuration method, the device and the medium for the NR physical shared channel time domain parameters, so as to solve the problem of how to realize the self-adaptive configuration adjustment of the NR network side on the PDSCH and the PUSCH time domain parameters.
In a first aspect, the present invention provides a method for adaptively configuring time domain parameters of an NR physical shared channel, where RRM on a network side adaptively configures time domain parameters of a PDSCH and a PUSCH according to duplex mode and time slot configuration of a cell, service type of a UE, data size, and other physical channels including, but not limited to, PDCCH, PRACH, and PUCCH, the method includes the following steps:
Generating a time slot interval set K0 of the PDCCH and the PDSCH and a time slot interval set K2 of the PDCCH and the PUSCH according to a duplex mode configured by the cell;
Setting a value range of a PDSCH time domain parameter k 0 and a value range of a PUSCH time domain parameter k 2 according to a 5QI time delay requirement specified in a service type of the UE;
Setting the type of a time domain configuration parameter MAPPINGTYPE of the PDSCH according to the PDSCH time domain ending symbol, and setting the type of a time domain configuration parameter MAPPINGTYPE of the PUSCH based on whether PRACH resources and a duplex mode of cell configuration are allocated in uplink activated BWP of the UE;
Setting a value range of a time domain starting symbol index S PDSCH of the PDSCH according to the type of a time domain configuration parameter MAPPINGTYPE of the PDSCH and whether SSB resources are allocated in downlink activated BWP (user equipment) based on the UE, and setting a value range of a time domain starting symbol index S PUSCH of the PUSCH according to the type of a time domain configuration parameter MAPPINGTYPE of the PUSCH and whether PRACH resources are allocated in uplink activated BWP based on the UE and a duplex mode of cell configuration;
Setting a value range of a time domain symbol length L PDSCH of a PDSCH based on a downlink PRB utilization rate of the UE in a downlink activated BWP preset time, and setting a value range of a time domain symbol length L PUSCH of the PUSCH based on an uplink PRB utilization rate of the UE in an uplink activated BWP preset time;
Generating all PDSCH-TimeDomainResourceAllocat-ions contained in a PDSCH time domain parameter configuration list according to a combination mode based on the value range of the PDSCH time domain parameter k 0, the value range of a time domain starting symbol index S PDSCH of the PDSCH and the value range of a time domain symbol length L PDSCH of the PDSCH, and setting all PUSCH-TimeDomainResourceAllocatio contained in the PUSCH time domain parameter configuration list based on the value range of the PUSCH time domain parameter k 2, the value range of the time domain starting symbol index S PUSCH of the PUSCH and the value range of the time domain symbol length L PUSCH of the PUSCH;
Based on SLIV calculation formula, converting the time domain starting symbol index S PDSCH of PDSCH, the time domain symbol length L PDSCH of PDSCH, the time domain starting symbol index S PUSCH of PUSCH and the time domain symbol length L PUSCH of PUSCH into startSymbolAndLentgh to obtain each PDSCH-TimeDomainResourceAllocation configuration cell { k0, MAPPINGTYPE, startSymbolAndLength } and each PUSCH-TimeDomainResourceAllocation configuration cell { k2, MAPPINGTYPE, startSymbolAndLength } in the time domain parameter configuration list.
Preferably, the generating of the set K0 of time slot intervals between PDCCH and PDSCH and the set K2 of time slot intervals between PDCCH and PUSCH according to the duplex mode configured by the cell includes the following steps:
Judging a duplex mode configured by a cell, if the duplex mode is FDD, generating a time slot interval set K0= { K 0,1,k0,2,,,,,,,,,k0,i }, wherein 1.ltoreq.i.ltoreq.16, 1.ltoreq.k 0,i.ltoreq.32 of PDCCH and PUSCH, and generating a time slot interval set K2= { K 2,1,k2,2,,,,,,,,,k2,j }, wherein 1.ltoreq.j.ltoreq.16, 1.ltoreq.k 0,j.ltoreq.32 of PDCCH and PDSCH;
If the duplex mode is TDD, generating a time slot interval set K0= { K 0,1,k0,2,,,,,,,,,k0,i } of the PDCCH and the PDSCH according to the time slot configuration of the TDD, wherein 1 is less than or equal to i is less than or equal to 16,1 is less than or equal to K 0,i is less than or equal to 32, and generating a time slot interval set K2= { K 2,1,k2,2,,,,,,,,,k2,j } of the PDCCH and the PUSCH, wherein 1 is less than or equal to j is less than or equal to 16, and 1 is less than or equal to K 0,j is less than or equal to 32.
Preferably, the elements in the time slot interval set K0 and the time slot interval set K2 are arranged in ascending order, and the maximum number i max contained in the time slot interval set K0 and the maximum number j max contained in the time slot interval set K2 are specified by protocol parameters maxNrofDL-Allocations and maxNrofUL-Allocations.
Preferably, the value range of the PDSCH time domain parameter k 0 and the value range of the PUSCH time domain parameter k 2 are set according to the 5QI delay requirement specified in the service type of the UE, and the method comprises the following steps:
When the minimum time delay requirement in all service types is less than or equal to 50ms, selecting two elements with the minimum values in a set time slot interval set K0 and a time slot interval set K2 by PDSCH time domain parameter K 0 and PUSCH time domain parameter K 2;
when the minimum time delay requirement in all service types is greater than 50ms and less than or equal to 150ms, selecting three elements with the minimum value in a set time slot interval set K0 and a time slot interval set K2 by using a PDSCH time domain parameter K 0 and a PUSCH time domain parameter K 2;
When the minimum time delay requirement in all service types is greater than 150ms, selecting a time slot interval set K0 and four elements with the minimum values in a time slot interval set K2 by using a PDSCH time domain parameter K 0 and a PUSCH time domain parameter K 2;
The set of slot intervals k0= { K 0,1,k0,2,......,k0,i }, the set of slot intervals k2= { K 2,1,k2,2,......,k2,i }, where i, j e {2,3,4}.
Preferably, when the PDSCH time domain end symbol index is less than 3, the type of the PDSCH time domain configuration parameter MAPPINGTYPE is selected as typeA, otherwise, the type of the PDSCH time domain configuration parameter MAPPINGTYPE is selected as typeB;
When the duplex mode allocated with PRACH resources or cell configuration in the uplink activated BWP of the UE is the TDD mode, the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH is selected to be typeB, otherwise, the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH is selected to be typeA.
Preferably, the PDSCH time-domain end symbol index S PDSCH corresponding to the type of the time-domain configuration parameter MAPPINGTYPE of the PDSCH takes up at most three values within the range of values, and satisfies the following conditions:
when the ending symbol index of the PDSCH channel is S and S is less than 3, the PDCCH time domain ending symbol index S PDSCH meets S PDSCH =s+1;
When the SSB resources are allocated in the downlink activated BWP based on the UE and the ending symbol index of the SSB is t, one of the PDSCH time domain ending symbol indexes S PDSCH must satisfy S PDSCH =t+1;
the corresponding set of PDSCH time-domain end symbol indices S PDSCH is denoted as
S PDSCH＝{SPDSCH,1,......,SPDSCH,i, wherein i.ltoreq.3;
the PUSCH time domain end symbol index S PUSCH corresponding to the type of the PUSCH time domain configuration parameter MAPPINGTYPE takes at most three values in the value range, and satisfies the following conditions:
When the end symbol index of the PUSCH channel is m and the duplex mode configured by the cell is FDD mode and m is less than 3, the PUSCH time domain end symbol index S PUSCH satisfies S PUSCH =m+1;
When the duplex mode of the cell configuration is TDD mode, the uplink symbol start index of the special slot is n, and one of the PUSCH time domain end symbol indexes S PUSCH must satisfy S PUSCH =n+1;
PRACH resources are allocated in the uplink activation BWP based on the UE, and the end symbol index of the PRACH is p, one of PUSCH time domain end symbol indexes S PUSCH must satisfy S PUSCH =p+1;
The corresponding set of PUSCH time domain end symbol indexes S PUSCH is denoted as
S PUSCH＝{SPUSCH,1,......,SPUSCH,j, wherein j.ltoreq.3.
Preferably, when the downlink PRB utilization ratio of the UE in the downlink activation BWP predetermined time is greater than or equal to 50%, selecting the two largest values in the value range of the time domain symbol length L PDSCH of the PDSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PDSCH, otherwise, selecting the two smallest values in the value range of the time domain symbol length L PDSCH of the PDSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PDSCH, and finally obtaining the time domain symbol length L PDSCH＝{LPDSCH,1,......,LPDSCH,i of the PDSCH, wherein i is less than or equal to 2;
And selecting the largest two values in the value range of the time domain symbol length L PUSCH of the PUSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE when the uplink PRB utilization rate of the UE in the uplink activated BWP preset time is greater than or equal to 50%, otherwise, selecting the smallest two values in the value range of the time domain symbol length L PUSCH of the PUSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH, and finally obtaining the time domain symbol length L PUSCH＝{LPUSCH,1,......,LPUSCH,j of the PUSCH, wherein j is less than or equal to 2.
In a second aspect, the present invention provides an apparatus comprising: at least one memory and at least one processor;
The at least one memory for storing a machine readable program;
The at least one processor is configured to invoke the machine-readable program to perform the method of any of the first aspects.
In a third aspect, the present invention provides a medium, a computer readable medium having stored thereon computer instructions which, when executed by a processor, cause the processor to perform the method of any of the first aspects.
The adaptive configuration method, the device and the medium for the NR physical shared channel time domain parameters have the following advantages: the method and the device solve the complexity of manually configuring the PDSCH and PUSCH time domain configuration parameters by a network side, reduce the configuration error probability, and can configure the self-adaptive modulation parameters according to the service type, the data size and other physical channel configuration changes of the cell of the UE, thereby maximally meeting the scheduling requirement of the UE and improving the user experience of the UE.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a flowchart of step S100 in the adaptive configuration method of NR physical shared channel time domain parameters in embodiment 1;
fig. 2 is a flowchart of step S200 in the adaptive configuration method of NR physical shared channel time domain parameters according to embodiment 1;
fig. 3 is a flowchart of step S300 in the adaptive configuration method of NR physical shared channel time domain parameters according to embodiment 1;
fig. 4 is a flowchart of step S400 in the adaptive configuration method of NR physical shared channel time domain parameters in embodiment 1.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples, so that those skilled in the art can better understand the invention and implement it, but the examples are not meant to limit the invention, and the technical features of the embodiments of the invention and the examples can be combined with each other without conflict.
The embodiment of the invention provides a self-adaptive configuration method, a device and a medium for NR physical shared channel time domain parameters, which are used for solving the technical problem of how to realize self-adaptive configuration adjustment of NR network side on PDSCH and PUSCH time domain parameters.
Example 1:
According to the self-adaptive configuration method of NR physical shared channel time domain parameters, network side RRM self-adaptively configures PDSCH and PUSCH time domain parameters according to duplex mode and time slot configuration of a cell, service type of UE, data size and other physical channel time domain configuration, and other physical channels comprise but are not limited to PDCCH, PRACH and PUCCH.
The method comprises the following steps:
s100, generating a time slot interval set K0 of a PDCCH and a PDSCH and a time slot interval set K2 of the PDCCH and the PUSCH according to a duplex mode configured by a cell;
S200, setting a value range of a PDSCH time domain parameter k 0 and a value range of a PUSCH time domain parameter k 2 according to a 5QI time delay requirement specified in a service type of the UE;
S300, setting the type of a time domain configuration parameter MAPPINGTYPE of the PDSCH according to a PDSCH time domain ending symbol, and setting the type of a time domain configuration parameter MAPPINGTYPE of the PUSCH based on whether PRACH resources and a duplex mode of cell configuration are allocated in uplink activated BWP of the UE;
S400, setting a value range of a time domain initial symbol index S PDSCH of the PDSCH according to the type of a time domain configuration parameter MAPPINGTYPE of the PDSCH and whether SSB resources are allocated in the downlink activated BWP based on the UE, and setting a value range of a time domain initial symbol index S PUSCH of the PUSCH according to the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH and whether PRACH resources are allocated in the uplink activated BWP based on the UE and a duplex mode of cell configuration;
S500, setting a value range of a time domain symbol length L PDSCH of a PDSCH based on a downlink PRB utilization rate of the UE in a downlink activated BWP preset time (1S), and setting a value range of a time domain symbol length L PUSCH of the PUSCH based on an uplink PRB utilization rate of the UE in an uplink activated BWP preset time (1S);
S600, generating all PDSCH-TimeDomainResourceAllocation contained in a PDSCH time domain parameter configuration list according to a combination mode based on the value range of the PDSCH time domain parameter k 0, the value range of a time domain starting symbol index S PDSCH of the PDSCH and the value range of a time domain symbol length L PDSCH of the PDSCH, and setting all PUSCH-TimeDomainResourceAllocatio contained in the PUSCH time domain parameter configuration list PUSCH-TimeDomainResour-ceAllocationList based on the value range of the PUSCH time domain parameter k 2, the value range of the time domain starting symbol index S PUSCH of the PUSCH and the value range of the time domain symbol length L PUSCH of the PUSCH;
And S700, converting the time domain starting symbol index S PDSCH of the PDSCH, the time domain symbol length L PDSCH of the PDSCH, the time domain starting symbol index S PUSCH of the PUSCH and the time domain symbol length L PUSCH of the PUSCH into startSymbolAndLentgh based on SLIV calculation formulas to obtain each PDSCH-TimeDomainResourceAllocation configuration cell { k0, MAPPINGTYPE, startSymbolAndLength } and each PUSCH-TimeDomainResourceAllocation configuration cell { k2, MAPPINGTYPE, startSymbolAndLength } in the time domain parameter configuration list.
In step S100 of the present embodiment, a duplex mode of cell configuration is determined, if the duplex mode is FDD, a set k0= { K 0,1,k0,2,,,,,,,,,k0,i }, where 1 is equal to or less than 16,1 is equal to or less than 0,i is equal to or less than 32, and a set k2= { K 2,1,k2,2,,,,,,,,,k2,j }, where 1 is equal to or less than 16,1 is equal to or less than 0,j is generated; if the duplex mode is TDD, generating a time slot interval set K0= { K 0,1,k0,2,,,,,,,,,k0,i }, wherein 1.ltoreq.i.ltoreq.16, 1.ltoreq.k 0,i.ltoreq.32 of the PDCCH and the PDSCH, and generating a time slot interval set K2= { K 2,1,k2,2,,,,,,,,,k2,j }, wherein 1.ltoreq.j.ltoreq.16, 1.ltoreq.k 0,j.ltoreq.32 of the PDCCH and the PUSCH. The elements in the time slot interval set K0 and the time slot interval set K2 are arranged in ascending order from small to large, and the maximum number i max contained in the time slot interval set K0 and the maximum number j max contained in the time slot interval set K2 are specified by protocol parameters maxNrofDL-Allocations and maxNrofUL-Allocations.
In step S200, when the minimum delay requirement in all service types is less than or equal to 50ms, the PDSCH time domain parameter K 0 and the PUSCH time domain parameter K 2 select two elements with the minimum values in the set time slot interval set K0 and the time slot interval set K2; when the minimum time delay requirement in all service types is more than 50ms and less than 150ms, selecting three elements with the minimum values in a set time slot interval set K0 and a time slot interval set K2 by using a PDSCH time domain parameter K 0 and a PUSCH time domain parameter K 2; when the minimum time delay requirement in all service types is greater than 150ms, selecting four elements with the minimum values in a set time slot interval set K0 and a time slot interval set K2 by PDSCH time domain parameter K 0 and PUSCH time domain parameter K 2; the set of slot intervals k0= { K 0,1,k0,2,......,k0,i }, the set of slot intervals k2= { K 2,1,k2,2,......,k2,i }, where i, j e {2,3,4}.
In step S300, when the PDSCH time domain end symbol index is less than 3, the type of the PDSCH time domain configuration parameter MAPPINGTYPE is selected as typeA, otherwise, the type of the PDSCH time domain configuration parameter MAPPINGTYPE is selected as typeB; when the duplex mode allocated with PRACH resources or cell configuration in the uplink activated BWP of the UE is the TDD mode, the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH is selected to be typeB, otherwise, the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH is selected to be typeA.
In step S400, the PDSCH time-domain end symbol index S PDSCH corresponding to the type of the time-domain configuration parameter MAPPINGTYPE of the PDSCH takes at most three values in the range of values, and satisfies the following conditions:
when the ending symbol index of the PDSCH channel is S and S is less than 3, the PDCCH time domain ending symbol index S PDSCH meets S PDSCH =s+1;
When the SSB resources are allocated in the downlink activated BWP based on the UE and the ending symbol index of the SSB is t, one of the PDSCH time domain ending symbol indexes S PDSCH must satisfy S PDSCH =t+1;
the corresponding set of PDSCH time-domain end symbol indices S PDSCH is denoted as
S PDSCH＝{SPDSCH,1,......,SPDSCH,i, wherein i.ltoreq.3.
Meanwhile, the PUSCH time domain end symbol index S PUSCH corresponding to the type of the PUSCH time domain configuration parameter MAPPINGTYPE takes at most three values in the value range, and satisfies the following conditions:
When the end symbol index of the PUSCH channel is m and the duplex mode configured by the cell is FDD mode and m is less than 3, the PUSCH time domain end symbol index S PUSCH satisfies S PUSCH =m+1;
When the duplex mode of the cell configuration is TDD mode, the uplink symbol start index of the special slot is n, and one of the PUSCH time domain end symbol indexes S PUSCH must satisfy S PUSCH =n+1;
PRACH resources are allocated in the uplink activation BWP based on the UE, and the end symbol index of the PRACH is p, one of PUSCH time domain end symbol indexes S PUSCH must satisfy S PUSCH =p+1;
The corresponding set of PUSCH time domain end symbol indexes S PUSCH is denoted as
S PUSCH＝{SPUSCH,1,......,SPUSCH,j, wherein j.ltoreq.3.
In step S400, when the downlink PRB utilization ratio of the UE in the downlink activation BWP predetermined time is greater than or equal to 50%, selecting the two largest values in the range of the time domain symbol length L PDSCH of the PDSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PDSCH, otherwise, selecting the two smallest values in the range of the time domain symbol length L PDSCH of the PDSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PDSCH, and finally obtaining the time domain symbol length of the PDSCHWherein i is less than or equal to 2; and selecting the largest two values in the value range of the time domain symbol length L PUSCH of the PUSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE when the uplink PRB utilization rate of the UE in the uplink activated BWP preset time is greater than or equal to 50%, otherwise, selecting the smallest two values in the value range of the time domain symbol length L PUSCH of the PUSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH, and finally obtaining the time domain symbol length L PUSCH＝{LPUSCH,1,......,LPUSCH,j of the PUSCH, wherein j is less than or equal to 2.
When the activated BWP of the UE changes, the service type changes, and the data volume statistics changes, the network side may reconfigure the time domain configuration parameters of the PDSCH and the PUSCH according to the validity and duration of the time domain configuration parameters of the PDSCH and the PUSCH.
Example 2:
The embodiment of the invention also provides a device, which comprises: at least one memory and at least one processor; at least one memory for storing a machine readable program; at least one processor configured to invoke the machine readable program to perform the adaptive configuration method of NR physical shared channel time domain parameters in any of the embodiments of the present invention.
Example 3:
The embodiment of the invention also provides a medium, which is a computer readable medium, and the computer readable medium stores computer instructions, and when the computer instructions are executed by a processor, the processor executes the adaptive configuration method of the NR physical shared channel time domain parameter in the embodiment. Specifically, a system or apparatus provided with a storage medium on which a software program code realizing the functions of any of the above embodiments is stored, and a computer (or CPU or MPU) of the system or apparatus may be caused to read out and execute the program code stored in the storage medium.
In this case, the program code itself read from the storage medium may realize the functions of any of the above-described embodiments, and thus the program code and the storage medium storing the program code form part of the present invention.
Examples of storage media for providing program code include floppy disks, hard disks, magneto-optical disks, optical disks (e.g., CD-ROMs, CD-R, CD-RWs, DVD-ROMs, DVD-RAMs, DVD-RWs, DVD+RWs), magnetic tapes, nonvolatile memory cards, and ROMs. Alternatively, the program code may be downloaded from a server computer by a communication network.
Further, it should be apparent that the functions of any of the above-described embodiments may be implemented not only by executing the program code read out by the computer, but also by causing an operating system or the like operating on the computer to perform part or all of the actual operations based on the instructions of the program code.
Further, it is understood that the program code read out by the storage medium is written into a memory provided in an expansion board inserted into a computer or into a memory provided in an expansion unit connected to the computer, and then a CPU or the like mounted on the expansion board or the expansion unit is caused to perform part and all of actual operations based on instructions of the program code, thereby realizing the functions of any of the above embodiments.
It should be noted that not all the steps and modules in the above flowcharts and the system configuration diagrams are necessary, and some steps or modules may be omitted according to actual needs. The execution sequence of the steps is not fixed and can be adjusted as required. The system structure described in the above embodiments may be a physical structure or a logical structure, that is, some modules may be implemented by the same physical entity, or some modules may be implemented by multiple physical entities, or may be implemented jointly by some components in multiple independent devices.
While the invention has been illustrated and described in detail in the drawings and in the preferred embodiments, the invention is not limited to the disclosed embodiments, and it will be appreciated by those skilled in the art that the code audits of the various embodiments described above may be combined to produce further embodiments of the invention, which are also within the scope of the invention.

Claims (9)

  1. An adaptive configuration method for time domain parameters of an NR physical shared channel is characterized in that a network side RRM adaptively configures time domain parameters of a PDSCH and a PUSCH according to duplex mode and time slot configuration of a cell, service type of UE, data size and other physical channels including but not limited to PDCCH, PRACH and PUCCH, and the method comprises the following steps:
    Generating a time slot interval set K0 of the PDCCH and the PDSCH and a time slot interval set K2 of the PDCCH and the PUSCH according to a duplex mode configured by the cell;
    Setting a value range of a PDSCH time domain parameter k 0 and a value range of a PUSCH time domain parameter k 2 according to a 5QI time delay requirement specified in a service type of the UE;
    Setting the type of a time domain configuration parameter MAPPINGTYPE of the PDSCH according to the PDSCH time domain ending symbol, and setting the type of a time domain configuration parameter MAPPINGTYPE of the PUSCH based on whether PRACH resources and a duplex mode of cell configuration are allocated in uplink activated BWP of the UE;
    Setting a value range of a time domain starting symbol index S PDSCH of the PDSCH according to the type of a time domain configuration parameter MAPPINGTYPE of the PDSCH and whether SSB resources are allocated in downlink activated BWP (user equipment) based on the UE, and setting a value range of a time domain starting symbol index S PUSCH of the PUSCH according to the type of a time domain configuration parameter MAPPINGTYPE of the PUSCH and whether PRACH resources are allocated in uplink activated BWP based on the UE and a duplex mode of cell configuration;
    Setting a value range of a time domain symbol length L PDSCH of a PDSCH based on a downlink PRB utilization rate of the UE in a downlink activated BWP preset time, and setting a value range of a time domain symbol length L PUSCH of the PUSCH based on an uplink PRB utilization rate of the UE in an uplink activated BWP preset time;
    Generating all PDSCH-TimeDomainResourceAllocat-ions contained in a PDSCH time domain parameter configuration list according to a combination mode based on the value range of the PDSCH time domain parameter k 0, the value range of a time domain starting symbol index S PDSCH of the PDSCH and the value range of a time domain symbol length L PDSCH of the PDSCH, and setting all PUSCH-TimeDomainResourceAllocation contained in the PUSCH time domain parameter configuration list based on the value range of the PUSCH time domain parameter k 2, the value range of the time domain starting symbol index S PUSCH of the PUSCH and the value range of the time domain symbol length L PUSCH of the PUSCH;
    Based on SLIV calculation formula, converting the time domain starting symbol index S PDSCH of PDSCH, the time domain symbol length L PDSCH of PDSCH, the time domain starting symbol index S PUSCH of PUSCH and the time domain symbol length L PUSCH of PUSCH into startSymbolAndLentgh to obtain each PDSCH-TimeDomainResourceAllocation configuration cell { k0, MAPPINGTYPE, startSymbolAndLength } and each PUSCH-TimeDomainResourceAllocation configuration cell { k2, MAPPINGTYPE, startSymbolAndLength } in the time domain parameter configuration list.
  2. 2. The adaptive configuration method of NR physical shared channel time domain parameters according to claim 1, characterized in that generating a set K0 of time slot intervals of PDCCH and PDSCH and a set K2 of time slot intervals of PDCCH and PUSCH according to a duplex mode configured by a cell, comprises the steps of:
    Judging a duplex mode configured by a cell, if the duplex mode is FDD, generating a time slot interval set K0= { K 0,1,k0,2,,,,,,,,,k0,i }, wherein 1.ltoreq.i.ltoreq.16, 1.ltoreq.k 0,i.ltoreq.32 of PDCCH and PUSCH, and generating a time slot interval set K2= { K 2,1,k2,2,,,,,,,,,k2,j }, wherein 1.ltoreq.j.ltoreq.16, 1.ltoreq.k 0,j.ltoreq.32 of PDCCH and PDSCH; if the duplex mode is TDD, generating a time slot interval set K0= { K 0,1,k0,2,,,,,,,,,k0,i } of the PDCCH and the PDSCH according to the time slot configuration of the TDD, wherein 1 is less than or equal to i is less than or equal to 16,1 is less than or equal to K 0,i is less than or equal to 32, and generating a time slot interval set K2= { K 2,1,k2,2,,,,,,,,,k2,j } of the PDCCH and the PUSCH, wherein 1 is less than or equal to j is less than or equal to 16, and 1 is less than or equal to K 0,j is less than or equal to 32.
  3. 3. The adaptive configuration method of time domain parameters of NR physical shared channel according to claim 1, wherein elements in the set of time slot intervals K0 and the set of time slot intervals K2 are arranged in ascending order from small to large, and the maximum number i max contained in the set of time slot intervals K0 and the maximum number j max contained in the set of time slot intervals K2 are specified by protocol parameters maxNrofDL-Allocations and maxNrofUL-Allocations.
  4. 4. The adaptive configuration method of NR physical shared channel time domain parameters according to claim 1, 2 or 3, wherein setting the range of values of PDSCH time domain parameter k 0 and the range of values of PUSCH time domain parameter k 2 according to the delay requirement of 5QI specified in the service type of the UE comprises the following steps:
    When the minimum time delay requirement in all service types is less than or equal to 50ms, selecting two elements with the minimum values in a set time slot interval set K0 and a time slot interval set K2 by PDSCH time domain parameter K 0 and PUSCH time domain parameter K 2;
    when the minimum time delay requirement in all service types is greater than 50ms and less than or equal to 150ms, selecting three elements with the minimum values in a time slot interval set K0 and a time slot interval set K2 by using a PDSCH time domain parameter K 0 and a PUSCH time domain parameter K 2;
    When the minimum time delay requirement in all service types is greater than 150ms, selecting a time slot interval set K0 and four elements with the minimum values in a time slot interval set K2 by using a PDSCH time domain parameter K 0 and a PUSCH time domain parameter K 2;
    The set of slot intervals k0= { K 0,1,k0,2,......,k0,i }, the set of slot intervals k2= { K 2,1,k2,2,......,k2,i }, where i, j e {2,3,4}.
  5. 5. The adaptive configuration method of NR physical shared channel time domain parameters according to claim 1,2 or 3, characterized in that when the PDSCH time domain end symbol index is less than 3, the type of the PDSCH time domain configuration parameter MAPPINGTYPE is selected as typeA, otherwise the type of the PDSCH time domain configuration parameter MAPPINGTYPE is selected as typeB;
    When the duplex mode allocated with PRACH resources or cell configuration in the uplink activated BWP of the UE is the TDD mode, the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH is selected to be typeB, otherwise, the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH is selected to be typeA.
  6. 6. The adaptive configuration method of NR physical shared channel time domain parameters according to claim 5, wherein the PDSCH time domain end symbol index S PDSCH corresponding to the type of the PDSCH time domain configuration parameter MAPPINGTYPE takes at most three values within the value range, and satisfies the following conditions:
    when the ending symbol index of the PDSCH channel is S and S is less than 3, the PDCCH time domain ending symbol index S PDSCH meets S PDSCH =s+1;
    When the SSB resource is allocated in the downlink activated BWP based on the UE and the ending symbol index of the SSB is t, one of the PDSCH time domain starting symbol indexes S PDSCH must satisfy S PDSCH =t+1;
    the corresponding set of PDSCH time-domain end symbol indices S PDSCH is denoted as
    S PDSCH＝{SPDSCH,1,......,SPDSCH,i, wherein i.ltoreq.3;
    the PUSCH time domain end symbol index S PUSCH corresponding to the type of the PUSCH time domain configuration parameter MAPPINGTYPE takes at most three values in the value range, and satisfies the following conditions:
    When the end symbol index of the PUSCH channel is m and the duplex mode configured by the cell is FDD mode and m is less than 3, the PUSCH time domain end symbol index S PUSCH satisfies S PUSCH =m+1;
    When the duplex mode of the cell configuration is TDD mode, the uplink symbol start index of the special slot is n, and one of the PUSCH time domain end symbol indexes S PUSCH must satisfy S PUSCH =n+1;
    PRACH resources are allocated in the uplink activation BWP based on the UE, and the end symbol index of the PRACH is p, one of PUSCH time domain end symbol indexes S PUSCH must satisfy S PUSCH =p+1;
    The corresponding set of PUSCH time domain end symbol indexes S PUSCH is denoted as
    S PUSCH＝{SPUSCH,1,......,SPUSCH,j, wherein j.ltoreq.3.
  7. 7. The adaptive configuration method of NR physical shared channel time domain parameters according to claim 5, wherein when a downlink PRB utilization ratio of a UE in a downlink activation BWP predetermined time is greater than or equal to 50%, selecting two largest values in a value range of a time domain symbol length L PDSCH of a PDSCH corresponding to a type of a time domain configuration parameter MAPPINGTYPE of a PDSCH, otherwise, selecting two smallest values in a value range of a time domain symbol length L PDSCH of a PDSCH corresponding to a type of a time domain configuration parameter MAPPINGTYPE of a PDSCH, and finally obtaining a time domain symbol length L PDSCH＝{LPDSCH,1,......,LPDSCH,i of the PDSCH, where i is less than or equal to 2;
    And selecting the largest two values in the value range of the time domain symbol length L PUSCH of the PUSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE when the uplink PRB utilization rate of the UE in the uplink activated BWP preset time is greater than or equal to 50%, otherwise, selecting the smallest two values in the value range of the time domain symbol length L PUSCH of the PUSCH corresponding to the type of the time domain configuration parameter MAPPINGTYPE of the PUSCH, and finally obtaining the time domain symbol length L PUSCH＝{LPUSCH,1,......,LPUSCH,j of the PUSCH, wherein j is less than or equal to 2.
  8. An apparatus for adaptively configuring time domain parameters of an nr physical shared channel, comprising: at least one memory and at least one processor;
    The at least one memory for storing a machine readable program;
    the at least one processor being configured to invoke the machine readable program to perform the method of any of claims 1 to 7.
  9. 9. A medium, a computer readable medium, having stored thereon computer instructions which, when executed by a processor, cause the processor to perform the method of any of claims 1 to 7.
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