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. 02, 2024

Filed:

Feb. 23, 2022
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Kelvin Kar Kin Au, Ottawa, CA;

Liqing Zhang, Ottawa, CA;

Jianglei Ma, Ottawa, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 74/08 (2009.01); H04W 72/04 (2023.01); H04L 1/1829 (2023.01);
U.S. Cl.
CPC ...
H04W 74/0841 (2013.01); H04W 72/04 (2013.01); H04L 1/1861 (2013.01);
Abstract

A system and method includes implementing, by a base station (BS), a reliable ultra-low latency transmission mechanism in a grant-free uplink transmission scheme having defined therein contention transmission unit (CTU) access regions and a plurality of CTUs. Implementing the reliable ultra-low latency transmission mechanism includes defining a reliable ultra-low latency CTU (RULL-CTU) access region from a portion of the CTU access regions of the grant-free transmission scheme, defining an RULL-CTU mapping scheme by mapping at least a portion of plurality of CTUs to the RULL-CTU access region to define a plurality of RULL-CTUs, defining a reliable ultra-low latency user equipment (RULL-UE) mapping scheme by defining rules for mapping a plurality of RULL-UEs to the plurality of RULL-CTUs in an initial pattern for initial transmissions in a first transmission time interval (TTI), and a regrouped pattern for redundant transmissions in a second TTI subsequent to the first TTI.


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