Beam selection and refinement during a random access channel (RACH) procedure
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United States of America Patent
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Jul 30, 2019
Grant Date -
Jan 25, 2018
app pub date -
Jul 21, 2017
filing date -
Jul 25, 2016
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Abstract
Aspects of the present disclosure relate to wireless communications and, more particularly, to beam refinement during a RACH procedure. A NB may receive a message via a first beam from a UE as part of a RACH procedure and may transmit at least one signal for beam refinement during the RACH procedure. A UE may transmit, to a NB, a message via a first beam as part of a RACH procedure and may receive, from the NB, at least one signal for beam refinement during the RACH procedure. Any directional signal beam may be used for beam refinement as described herein.
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