Method and device for performing random access process in unlicensed band
US10548167B2 · kind B2 · utility
6Cited by
0References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2016 |
| Grant date | Jan 28, 2020 |
| Priority date | — |
| Expiry date | Jun 27, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W74/002
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Provided are a method for performing a random access process in an unlicensed band, and a device using the same. The device receives a random access preamble (RAP) order instructing the transmission of a RAP. The device performs a clear channel assessment (CCA) in an unlicensed cell during an RAP window so as to transmit the RAP when the device succeeds in CCA.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.