Method for performing action according to LBT type in unlicensed band in wireless communication system and user equipment using same
US11503639B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2019 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | Aug 9, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W74/006
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention provides a method, performed by a user equipment (UE), for performing an action according to the type of listen before talk (LBT) in an unlicensed band, the method comprising the steps of: obtaining, from a base station, information about an LBT type and information about a physical uplink shared channel (PUSCH) starting position through an uplink (UL) grant; performing, on the basis of the obtained LBT type, an action according to the LBT type; and transmitting a PUSCH on the basis of the information about the PUSCH starting position after performing the action according to the LBT type, wherein the information about the PUSCH starting position indicates the position of any one of a plurality of PUSCH starting position candidates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.