The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 06, 2026

Filed:

Jun. 23, 2021
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Rui Fan, Beijing, CN;

Stefan Parkvall, Bromma, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/12 (2023.01); H04W 72/1273 (2023.01); H04W 72/30 (2023.01);
U.S. Cl.
CPC ...
H04W 72/30 (2023.01); H04W 72/1273 (2013.01);
Abstract

Various embodiments of the present disclosure provide a method for multicast communication. The method which may be performed by a terminal device comprises receiving a first downlink channel including a first downlink assignment index from a network node. The first downlink channel is associated with a first traffic of the terminal device. The method further comprises determining that the first downlink assignment index is for the first traffic, according to the association between the first downlink channel and the first traffic. According to various embodiments of the present disclosure, hybrid automatic repeat request feedback may be implemented efficiently and flexibly for different traffics such as multicast and unicast traffics.


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