Apparatus and method for transmitting/receiving data in a closed-loop multi-antenna system
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United States of America Patent
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May 14, 2013
Grant Date -
May 29, 2008
app pub date -
Jul 2, 2007
filing date -
Jun 30, 2006
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Abstract
An apparatus and method for transmitting and/or receiving data in a closed-loop multi-antenna system, the method of receiving data including: acquiring CQIs of data streams by channel estimation of a received signal; selecting at least one CQI from among the acquired CQIs; calculating a common CQI using the acquired CQIs; generating feedback information with the at least one CQI, the common CQI, and an index of a data stream with the at least one CQI; and transmitting the feedback information to a transmitter.
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