Method and apparatus for performing access initiation and response for cell on unlicensed carrier in wireless communication system
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United States of America Patent
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Jul 2, 2019
Grant Date -
Jan 18, 2018
app pub date -
Oct 30, 2015
filing date -
Oct 30, 2014
priority date (Note) -
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Abstract
A method and apparatus for performing a random access procedure at a cell on an unlicensed carrier in a wireless communication system is provided. A user equipment (UE) transmits a random access preamble, and receives a random access response including an index of a second cell. A first cell is a first serving cell on a licensed carrier, and the second cell is a second serving cell on the unlicensed carrier.
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