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Method and device for receiving PDSCH (Physical Downlink Shared Channel) and processor readable storage medium

A technology to be received and received by the terminal, applied in the field of communication, can solve the problem that the terminal cannot determine the PDSCH, etc., and achieve the effect of meeting the needs of users

Pending Publication Date: 2022-07-15
DATANG MOBILE COMM EQUIP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention provides a method, device and processor-readable storage medium for receiving PDSCH, which are used to solve the problem that the terminal cannot determine the received PDSCH when the scheduling of the PDSCH by the base station exceeds the receiving capability of the terminal

Method used

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  • Method and device for receiving PDSCH (Physical Downlink Shared Channel) and processor readable storage medium
  • Method and device for receiving PDSCH (Physical Downlink Shared Channel) and processor readable storage medium
  • Method and device for receiving PDSCH (Physical Downlink Shared Channel) and processor readable storage medium

Examples

Experimental program
Comparison scheme
Effect test

example 1

[0162] Example 1: The terminal receives up to 3 PDSCHs simultaneously in TDM mode, and the terminal determines to receive the PDSCH set according to the PDSCH with the highest priority in the candidate PDSCH set, which specifically includes the following steps:

[0163] Step 1 (Step1): Determine the parameter set and the UE receiving capability.

[0164] Let S_1 be empty;

[0165] Let S_2={P1-PDSCH, P2-PDSCH, P3-PDSCH, P4-PDSCH, P5-PDSCH, P6-PDSCH};

[0166] The UE receives up to 3 PDSCHs in TDM.

[0167] Step2: Select the highest priority PDSCH.

[0168] S_2'={P1-PDSCH};

[0169] Put P1-PDSCH into S_1, S_1=S_1U S_2'={P1-PDSCH}; Exclude P1-PDSCH from S_2, S_2=S_2\S_2'={P2-PDSCH, P3-PDSCH, P4-PDSCH, P5-PDSCH, P6-PDSCH}.

[0170] Step 3: Determine whether the UE receiving capability is satisfied.

[0171] C(S_1)=1<3, and C(S_2)=5, delete the PDSCH overlapping all PDSCHs in S_1 in the time domain from S_2, update S_2, S_2={P2-PDSCH, P5-PDSCH, P6- PDSCH}; Return to Step2: S...

example 2

[0178] Example 2: The terminal receives up to 3 PDSCHs at the same time in the FDM mode, and the terminal determines to receive the PDSCH set according to the PDSCH with the highest priority in the candidate PDSCH set, which specifically includes the following steps:

[0179] Step1: Determine the parameter set and UE receiving capability.

[0180] Let S_1 be empty;

[0181] Let S_2={P1-PDSCH, P2-PDSCH, P3-PDSCH, P4-PDSCH, P5-PDSCH, P6-PDSCH};

[0182] The UE receives up to 3 PDSCHs in FDM.

[0183] Step2: Select the highest priority PDSCH.

[0184] S_2'={P1-PDSCH};

[0185] Put P1-PDSCH into S_1, S_1=S_1U S_2'={P1-PDSCH}; delete P1-PDSCH from S_2, S_2=S_2\S_2'={P2-PDSCH, P3-PDSCH, P4-PDSCH, P5-PDSCH, P6-PDSCH}.

[0186] Step 3: Determine whether the UE receiving capability is satisfied.

[0187] C(S_1)=1<3, and C(S_2)=5, delete the PDSCH that overlaps with all PDSCHs (ie P1-PDSCH) in S_1 in the frequency domain from S_2, update S_2, S_2={P2-PDSCH, P3-PDSCH, P4-PDSCH}; r...

example 3

[0193] Example 3: The terminal receives up to 3 PDSCHs simultaneously in TDM mode, and the terminal performs exclusion processing on the PDSCH with the lowest priority in the candidate PDSCH set, and determines the candidate PDSCH set after the exclusion processing as the received PDSCH set, which specifically includes the following steps :

[0194] Step 1: Determine the parameter set and UE receiving capability.

[0195] H_1={P1-PDSCH, P2-PDSCH, P3-PDSCH, P4-PDSCH, P5-PDSCH, P6-PDSCH};

[0196] The UE receives up to 3 PDSCHs in TDM.

[0197] Step2: Select the lowest priority PDSCH.

[0198] H_1'={P6-PDSCH};

[0199] Delete P6-PDSCH from H_1, H_1=H_1\H_1'={P1-PDSCH, P2-PDSCH, P3-PDSCH, P4-PDSCH, P5-PDSCH};

[0200] Step3: Determine whether H_1 has overlap and whether the UE's receiving capability is satisfied.

[0201] P2-PDSCH and P5-PDSCH overlap in the time domain, then execute Step2: H_1'={P5-PDSCH}, delete P5-PDSCH from H_1;

[0202] H_1=H_1\H_1'={P1-PDSCH, P2-PDSC,...

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Abstract

The invention provides a method and a device for receiving a PDSCH (Physical Downlink Shared Channel) and a processor readable storage medium. The method comprises: a terminal determines a received PDSCH set according to the priority of a candidate physical downlink shared channel (PDSCH) scheduled by a base station, the number of PDSCHs to be received in the received PDSCH set satisfying the receiving capability of the terminal; and the terminal receives the data on the PDSCH to be received in the received PDSCH set. According to the embodiment of the invention, the terminal determines the received PDSCH set according to the priority of the candidate PDSCHs scheduled by the base station, and the number of the PDSCHs contained in the received PDSCH set meets the receiving capability of the terminal, so that the terminal can receive a plurality of data services at the same time, and the type and the number of the finally received PDSCHs can be selected according to the service priority to meet the user requirements.

Description

technical field [0001] The present invention relates to the field of communication technologies, and in particular, to a method, an apparatus, and a processor-readable storage medium for receiving a PDSCH. Background technique [0002] With the growing popularity of mobile video services, peer-to-peer multicast / broadcast streaming, software upgrades over mobile networks, group communications, and broadcast / multicast IoT applications, the global mobile communications industry has reached a consensus that 5G networks need The ability to flexibly and dynamically allocate wireless spectrum and network resources between type services and multicast type services, and needs to support independent deployment of broadcast / multicast networks. [0003] In one receiving time unit, the maximum number of service data physical downlink shared channels (Physical downlink shared channels, PDSCH) that the terminal can receive is determined. In a New Radio Multicast and Broadcast Services (NR...

Claims

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Application Information

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IPC IPC(8): H04W72/10H04W72/12
CPCH04W72/56H04W72/23H04W72/563H04W72/51H04W72/53
Inventor 刘苗苗王俊伟马腾
Owner DATANG MOBILE COMM EQUIP CO LTD
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