Method and device for sending and receiving a reference signal
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United States of America Patent
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Jun 3, 2014
Grant Date -
Jul 26, 2012
app pub date -
Aug 13, 2010
filing date -
Aug 14, 2009
priority date (Note) -
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Abstract
The present invention relates to a method for sending and receiving a reference signal for a backhaul subframe in a wireless communication system in which a relay is present and also to a device therefor, constituted in such a way that common reference signals for a plurality of receiving devices and reference signals dedicated to separate receiving devices are allocated dispersed in a subframe, and the common reference signals and the dedicated reference signals are generated and are sent and received via the subframe. The present invention can improve the channel estimation performance for subframes in a wireless communication system. In this way, communications efficiency in wireless communication systems can be improved.
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