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Title:
METHOD AND APPARATUS FOR NTN COVERAGE ENHANCEMENT FOR PUCCH AND PUSCH
Document Type and Number:
WIPO Patent Application WO/2024/092618
Kind Code:
A1
Abstract:
Methods and apparatus are provided for non-terrestrial network (NTN) coverage enhancement. A user equipment (UE) sends, to a network node of the NTN, an indication of a UE capability for a physical uplink control channel (PUCCH) repetition of a fourth message (Msg4) Hybrid Automatic Repeat Request Acknowledge (HARQ-ACK) transmission in a random-access channel (RACH) procedure. The UE determines, during the RACH procedure, a trigger for the PUCCH repetition of the Msg4 HARQ-ACK transmission. In response to the trigger, the UE transmits one or more Msg4 HARQ-ACK repetitions from the UE to the network node.

Inventors:
YE CHUNXUAN (US)
ZHANG DAWEI (US)
ZENG WEI (US)
SUN HAITONG (US)
HE HONG (US)
YAO CHUNHAI (CN)
BAR-SADE IDAN (US)
ZHANG WENSHU (US)
BHAMRI ANKIT (DE)
FAKOORIAN SEYED ALI AKBAR (US)
Application Number:
PCT/CN2022/129559
Publication Date:
May 10, 2024
Filing Date:
November 03, 2022
Export Citation:
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Assignee:
APPLE INC (US)
International Classes:
H04L27/00; H04L1/18; H04W74/00
Domestic Patent References:
WO2022154577A12022-07-21
Foreign References:
CN115087125A2022-09-20
CN113891394A2022-01-04
CN115119329A2022-09-27
CN103782647A2014-05-07
Attorney, Agent or Firm:
BEIJING HAN KUN LAW OFFICES (CN)
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