Beam forming method, apparatus and system
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United States of America Patent
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Oct 22, 2013
Grant Date -
Oct 20, 2011
app pub date -
Oct 16, 2008
filing date -
Oct 16, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a method of transmitting data in a communications system. The invention comprises: receiving from a user an uplink signal using multiple narrow antenna beams; measuring beam-specific pilot signal powers from the uplink signal for all the beams; and using the measured pilot signal powers to determine which one or ones of the downlink beams is to be used for a downlink signal for the user.
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