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Adaptive multiple antenna transmission scheme for uplink data transmission in wireless communication systems
Adaptive multiple antenna transmission scheme for uplink data transmission in wireless communication systems
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机译:用于无线通信系统中的上行链路数据传输的自适应多天线传输方案
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摘要
The described technology is generally directed towards adaptively changing which transmission scheme a user equipment is to use based on a Doppler metric (e.g. Doppler frequency) as evaluated against a threshold Doppler value. A network instructs a user equipment to use a Rank-1 precoder cycling transmission scheme if the Doppler metric of user equipment is above a threshold value, or to use a closed loop MIMO transmission scheme if the user equipment has a Doppler metric below the threshold value. The network can instruct the user equipment via a suitable message, or by switching off TPMI and notifying the user equipment thereof.
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