- 专利标题: Fast modulation and coding scheme adaptation protocol for long term evolution with multiple-user multiple input, multiple output
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申请号: US14125472申请日: 2013-10-10
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公开(公告)号: US09609564B2公开(公告)日: 2017-03-28
- 发明人: Alexei Davydov , Gregory Morozov , Seunghee Han , Alexander Maltsev , Ilya Bolotin , Vadim Sergeyev , Jong-Kae Fwu
- 申请人: Intel Corporation
- 申请人地址: US CA Santa Clara
- 专利权人: Intel Corporation
- 当前专利权人: Intel Corporation
- 当前专利权人地址: US CA Santa Clara
- 代理机构: Schwegman Lundberg & Woessner, P.A.
- 国际申请: PCT/US2013/064385 WO 20131010
- 国际公布: WO2014/070410 WO 20140508
- 主分类号: H04J1/16
- IPC分类号: H04J1/16 ; H04W36/20 ; H04W28/24 ; H04W52/02 ; H04W24/08 ; H04J3/06 ; H04L5/00 ; H04W16/24 ; H04W8/00 ; H04W72/04 ; H04W76/02 ; H04B7/0417 ; H04B7/0452 ; H04B7/06 ; H04W28/02 ; H04W4/00 ; H04W76/04 ; H04L29/12 ; H04W16/20 ; H04W16/26 ; H04W60/04 ; H04W64/00 ; H04W36/14 ; H04W24/10 ; H04J11/00 ; H04W28/04 ; H04W72/06 ; H04W72/08 ; H04W36/30 ; H04W72/12 ; H04W24/04 ; H04W88/02 ; H04W88/08 ; H04W88/06 ; H04W88/16 ; H04W24/02
摘要:
Embodiments for providing fast modulation and coding scheme adaptation for LTE regardless of transmission using single-user multiple-input and multiple-output (SU-MIMO) or multiple-user multiple-input and multiple-output are generally described herein. In some embodiments, channel state information reference signals are sent to user equipment by a node. First channel quality indication feedback based on the channel state information reference signals is received from the user equipment. Physical downlink shared channel data and demodulation reference signals are transmitted using a first modulation and coding scheme based on the first channel quality indication feedback. Second channel quality indication feedback based on measurements performed by the user equipment on the demodulation reference signals is received by a node. Physical downlink shared channel data is transmitted using a second modulation and coding scheme based on the second channel quality indication feedback.
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