Reference signal sending method and apparatus
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United States of America Patent
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Sep 27, 2016
Grant Date -
Jun 18, 2015
app pub date -
Jan 26, 2015
filing date -
Jul 26, 2012
priority date (Note) -
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Abstract
The embodiments of the present invention disclose a reference signal sending method and apparatus. The method includes: determining, by a network node, ports and the number of layers used for transmitting downlink specific reference signals to user equipment; generating, by the network node, downlink control signaling according to the ports and the number of layers, wherein 5-bits signaling in the downlink control signaling is used to indicate the user equipment the ports and the number of layers used for transmitting the downlink specific reference signals, in order to support multiplexing of at most eight user equipment; and sending, by the network node, the downlink control signaling to the user equipment, and sending the downlink specific reference signals to the user equipment according to the determined ports and the number of layers. By adopting the present invention, the maximum number of multiplexed streams may be increased.
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