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:
Jun. 03, 2025
Filed:
Jan. 13, 2021
Lg Electronics Inc., Seoul, KR;
Seungjune Yi, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
The present invention relates to a method of transmitting a data unit using a Random Access (RA) procedure by a user equipment (UE) in a wireless communication system. Especially, the method includes the steps of configuring a first RA preamble group and a second RA preamble group, wherein RA preambles belonging to the first RA preamble group indicates that a RA Response (RAR) is not required and RA preambles belonging to the second RA preamble group indicates that the RAR is required; selecting one of the first preamble group and the second RA preamble group based on whether a response of the transmitted data unit from a network is required or not; and transmitting one of the RA preambles belonging to the selected RA preamble group with the data unit to the network.