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:
Jun. 25, 2024

Filed:

Feb. 10, 2020
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Jung Hoon Lee, Daejeon, KR;

Jae Heung Kim, Daejeon, KR;

Cheul Soon Kim, Daejeon, KR;

Tae Joong Kim, Daejeon, KR;

Sung Hyun Moon, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 74/0833 (2024.01); H04W 16/14 (2009.01); H04W 56/00 (2009.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04W 16/14 (2013.01); H04W 56/00 (2013.01);
Abstract

An operation method of a terminal that receives a DRS in a mobile communication system operating in an unlicensed spectrum includes: receiving an SS/PBCH block included in the DRS; checking at least one monitoring occasion for a PDCCH for receiving RMSI on the basis of a PBCH included in the SS/PBCH; monitoring the at least one monitoring occasion and detecting the PDCCH for receiving the RMSI; and receiving a PDSCH including the RMSI on the basis of the detected PDCCH, wherein the at least one monitoring occasion is set to at least one symbol among symbols in front of the PDSCH and symbols behind the PDSCH. Accordingly, the DRS and data may be reliably transmitted and received in the mobile communication system operating in the unlicensed spectrum.


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