Method and apparatus for transmitting signal using unlicensed band in cellular system
US10277366B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Jan 29, 2016 |
| Grant date | Apr 30, 2019 |
| Priority date | — |
| Expiry date | Sep 12, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W74/0808
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and an apparatus for transmitting a resource, and a method for the HARQ retransmission using an unlicensed band include an operation of performing clear channel assessment (CCA) for the unlicensed band; and an operation of occupying a channel of the unlicensed band according to the CCA and determining whether or not the resource is transmitted based on a position of a transmission time interval (TTI) within a channel occupancy time (COT) for the channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.