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:
Dec. 26, 2023

Filed:

Jun. 28, 2021
Applicant:

Pantech Corporation, Seoul, KR;

Inventors:

Min Seok Noh, Gyeonggi-do, KR;

Yeong Hyeon Kwon, Gyeonggi-do, KR;

Jin Sam Kwak, Gyeonggi-do, KR;

Dong Cheol Kim, Gyeonggi-do, KR;

Sung Ho Moon, Gyeonggi-do, KR;

Seung Hee Han, Gyeonggi-do, KR;

Hyun Woo Lee, Gyeonggi-do, KR;

Dragan Vujcic, Limours, FR;

Assignee:

PANTECH CORPORATION, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 56/00 (2009.01); H04W 74/08 (2009.01); H04W 74/00 (2009.01); H04W 72/21 (2023.01); H04L 1/1867 (2023.01); H04W 72/0446 (2023.01); H04W 72/12 (2023.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04L 1/1887 (2013.01); H04W 72/0446 (2013.01); H04W 72/21 (2023.01); H04W 74/006 (2013.01); H04W 74/08 (2013.01); H04W 72/12 (2013.01);
Abstract

A base station transmits a random access response in response to a random access request (random access preamble) of a user equipment. The random access response includes information about a time when the random access request is transmitted and sequence number information of the random access request (random access preamble). The user equipment checks whether the received random access response is the response of the random access request transmitted by the user equipment, using the information about the time when the random access request is transmitted and the sequence number information included in the received random access response.


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