(19)
(11) EP 4 285 564 A1

(12)

(43) Date of publication:
06.12.2023 Bulletin 2023/49

(21) Application number: 22746131.6

(22) Date of filing: 17.01.2022
(51) International Patent Classification (IPC): 
H04L 45/28(2022.01)
H04L 47/17(2022.01)
H04L 47/34(2022.01)
H04W 40/36(2009.01)
 H04L 45/00(2022.01)
H04W 28/02(2009.01)
H04W 40/22(2009.01)
H04W 76/18(2018.01)
(52) Cooperative Patent Classification (CPC):
H04L 47/17; H04W 40/22; H04L 45/28; H04L 47/34; H04W 28/0263
(86) International application number:
PCT/KR2022/000795
(87) International publication number:
WO 2022/164103 (04.08.2022 Gazette 2022/31)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 26.01.2021 KR 20210010919

(71) Applicant: LG Electronics Inc.
Yeongdeungpo-guSeoul 07336 (KR)

(72) Inventors:
  • LEE, Gyeongcheol
    Seoul 06772 (KR)
  • JUNG, Sunghoon
    Seoul 06772 (KR)

(74) Representative: Frenkel, Matthias Alexander 
Wuesthoff & Wuesthoff Patentanwälte PartG mbB Schweigerstraße 2
81541 München
81541 München (DE)

   


(54) METHOD AND APPARATUS FOR REPORTING INFORMATION RELATED TO UNDELIVERABLE PACKETS BY IAB NODE IN WIRELESS COMMUNICATION SYSTEM