Title:
METHOD AND DEVICE FOR HYBRID AUTOMATIC REPEAT REQUEST IN INTER-SATELLITE MULTI-CONNECTIVITY ENVIRONMENT
Document Type and Number:
WIPO Patent Application WO/2023/172043
Kind Code:
A1
Abstract:
The present disclosure provides a method and a device for providing a hybrid automatic repeat request (HARQ) in a first non-terrestrial network (NTN)-second NTN multi-connectivity environment. A method of a first base station according to an embodiment of the present disclosure may comprise the steps of: transmitting data to a terminal being in a dual connectivity (DC) state through a first non-terrestrial network (NTN) link using a first satellite connected to the first base station and a second NTN link using a second satellite connected to a second base station; and receiving an uplink channel including first hybrid automatic repeat request (HARQ) feedback information corresponding to data transmitted to the terminal and second HARQ feedback information corresponding to data transmitted through the second NTN link.
Inventors:
SUH YOUNG KIL (KR)
KIM KYU NAM (KR)
MOON GUN HEE (KR)
HONG UI HYUN (KR)
KIM DUK KYUNG (KR)
KIM KYU NAM (KR)
MOON GUN HEE (KR)
HONG UI HYUN (KR)
KIM DUK KYUNG (KR)
Application Number:
PCT/KR2023/003125
Publication Date:
September 14, 2023
Filing Date:
March 07, 2023
Export Citation:
Assignee:
HYUNDAI MOTOR CO LTD (KR)
KIA CORP (KR)
UNIV INHA RES & BUSINESS FOUND (KR)
KIA CORP (KR)
UNIV INHA RES & BUSINESS FOUND (KR)
International Classes:
H04L1/18; H04L1/00; H04L5/00; H04W76/15; H04W84/06
Foreign References:
| KR20200063184A | 2020-06-04 | |||
| KR20200067091A | 2020-06-11 | |||
| KR20220026441A | 2022-03-04 | |||
| KR20210006884A | 2021-01-19 |
Other References:
ASIA PACIFIC TELECOM, FGI, ITRI, III: "Timing relationship enhancements in NTN", 3GPP TSG RAN WG1#105-E, R1-2105820, 12 May 2021 (2021-05-12), XP052011737
Attorney, Agent or Firm:
E-SANG PATENT & TRADEMARK LAW FIRM (KR)
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