Title:
DL SDT ENHANCEMENT
Document Type and Number:
WIPO Patent Application WO/2023/133757
Kind Code:
A1
Abstract:
Methods and apparatuses for are data transmission in DL SDT disclosed. A network device comprises a processor, and a transceiver coupled to the processor, wherein the processor is configured to: determine whether radio link problem occurs during downlink (DL) small data transmission (SDT) to a terminal device that supports an Radio Resource Control (RRC) non-CONNECTED state; and transmit, via the transceiver, to another network device that has the context of the terminal device, an indication of occurrence of the radio link problem if the occurrence of the radio link problem is determined, or an indication of occurrence or non-occurrence of the radio link problem if a request for the indication is received, via the transceiver, from the other network device.
Inventors:
YUE RAN (CN)
DAI MINGZENG (CN)
WU LIANHAI (CN)
HAN JING (CN)
WANG HAIMING (CN)
DAI MINGZENG (CN)
WU LIANHAI (CN)
HAN JING (CN)
WANG HAIMING (CN)
Application Number:
PCT/CN2022/071810
Publication Date:
July 20, 2023
Filing Date:
January 13, 2022
Export Citation:
Assignee:
LENOVO BEIJING LTD (CN)
International Classes:
H04W76/27; H04W28/02
Domestic Patent References:
| WO2021257856A1 | 2021-12-23 | |||
| WO2021161621A1 | 2021-08-19 |
Foreign References:
| US20170318532A1 | 2017-11-02 | |||
| CN110831258A | 2020-02-21 |
Other References:
ZTE: "Discussion on RACH based SDT", 3GPP DRAFT; R3-214845, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG3, no. Online; 20211101 - 20211111, 21 October 2021 (2021-10-21), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052067843
Attorney, Agent or Firm:
CHINA SINDA INTELLECTUAL PROPERTY LIMITED (CN)
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