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.
Patent No.:
Date of Patent:
Jul. 07, 2026
Filed:
Jul. 27, 2021
Lg Electronics Inc., Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
Disclosed are a method and apparatus for uplink transmission and reception in a wireless communication system. The method for performing, by a terminal, an uplink transmission in a wireless communication system according to an embodiment of the present disclosure comprises the steps of: receiving, from a base station, downlink control information (DCI) including a phase tracking reference signal (PTRS)-demodulation reference signal (DMRS) association field; and performing the uplink transmission on the basis of the DCI. The PTRS-DMRS association field may include first information for a first resource group, related to the association between a PTRS port and a DMRS port and second information for a second resource group, related to the association between the PTRS port and the DMRS port.