(19)
(11) EP 4 252 457 A1

(12)

(43) Date of publication:
04.10.2023 Bulletin 2023/40

(21) Application number: 22763478.9

(22) Date of filing: 09.02.2022
(51) International Patent Classification (IPC): 
H04W 36/00(2009.01)
H04W 36/08(2009.01)
H04W 92/20(2009.01)
 H04W 36/02(2009.01)
H04W 84/04(2009.01)
(52) Cooperative Patent Classification (CPC):
H04W 92/20; H04W 36/0038; H04W 88/085; H04W 84/047; H04W 12/37
(86) International application number:
PCT/KR2022/001954
(87) International publication number:
WO 2022/186493 (09.09.2022 Gazette 2022/36)
(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: 04.03.2021 KR 20210029050

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

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

(74) Representative: Maikowski & Ninnemann Patentanwälte Partnerschaft mbB 
Postfach 15 09 20
10671 Berlin
10671 Berlin (DE)

   


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