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:
Nov. 11, 2025
Filed:
Nov. 02, 2021
Electronics and Telecommunications Research Institute, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
An operation method of a terminal in a communication system may comprise: receiving, from a first base station, information on preambles for random access; transmitting, to the first base station, a first message including a preamble selected based on the information on the preambles; receiving, from the first base station, a second message that is a response signal for the first message; transmitting, to the first base station, a third message requesting a preemptive use of the selected preamble during a first preemptive use period; and receiving, from the first base station, a fourth message allowing the preemptive use of the selected preamble during the first preemptive use period, and performing a random access procedure by using the selected preamble during the first preemptive use period.