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In case of 4x4 MIMO, how many reference signals are there in an RB?

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In case of 4x4 MIMO, how many reference signals are there in an RB?
posted Dec 10, 2014 by Sridharan P

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1 Answer

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In the figures below (for all three cases), Red/Blue/Green/Yellow is the part where the reference signal are carried and the resource elements marked in gray are the ones reserved for reference signal, but are not carrying Reference Signal for that specific antenna.

Reference Signal

answer Dec 10, 2014 by Salil Agrawal
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