Title:
A transmission method, a receiving method, a base station, user apparatus
Document Type and Number:
Japanese Patent JP5968997
Kind Code:
B2
Abstract:
A user equipment receives, from the base station apparatus, bit information. The bit information indicates first information indicating one or more antenna ports and second information indicating a number of layers for downlink data symbols.
Inventors:
Chang, Yang Kyu
Ryu, Renmao
Din, Min
Liang, Youngmin
Yang, Dzong
Ryu, Renmao
Din, Min
Liang, Youngmin
Yang, Dzong
Application Number:
JP2014266349A
Publication Date:
August 10, 2016
Filing Date:
December 26, 2014
Export Citation:
Assignee:
Sharp Corporation
International Classes:
H04W52/34; H04J11/00; H04J99/00; H04W16/28
Foreign References:
| WO2010147882A2 | ||||
| WO2011002958A1 |
Other References:
Research In Motion, UK Limited,Control Signal Design for Rel-9 Dual-layer BF Transmission,3GPP TSG RAN WG1 Meeting #58bis R1-094109,2009年10月 6日,URL,http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_58b/Docs/R1-094109.zip
NEC Group,Downlink control signalling support for SU/MU-MIMO[online],3GPP TSG-RAN WG1#59 R1-094730,2009年11月 9日,URL,http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_59/Docs/R1-094730.zip
CATT,Discussion on power boosting of DMRS[online],3GPP TSG-RAN WG1#58b R1-094135,2009年10月12日,URL,http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_58b/Docs/R1-094135.zip
Huawei,DMRS design considerations for LTE-A[online],3GPP TSG-RAN WG1#58 R1-093030,2009年 8月24日
Alcatel-Lucent Shanghai Bell, Alcatel-Lucent,Power offset in DRS based dual-layer beamforming[online],3GPP TSG-RAN WG1#58 R1-093339,2009年 8月24日
ZTE,Consideration on Downlink Signalling for MU-MIMO[online], 3GPP TSG-RAN WG1#59 R1-095006,2009年11月 9日
Philips,Some RS Design Issues for Dual layer Beamforming[online],3GPP TSG-RAN WG1#58b R1-093936,2009年10月12日
NEC Group,Downlink control signalling support for SU/MU-MIMO[online],3GPP TSG-RAN WG1#59 R1-094730,2009年11月 9日,URL,http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_59/Docs/R1-094730.zip
CATT,Discussion on power boosting of DMRS[online],3GPP TSG-RAN WG1#58b R1-094135,2009年10月12日,URL,http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_58b/Docs/R1-094135.zip
Huawei,DMRS design considerations for LTE-A[online],3GPP TSG-RAN WG1#58 R1-093030,2009年 8月24日
Alcatel-Lucent Shanghai Bell, Alcatel-Lucent,Power offset in DRS based dual-layer beamforming[online],3GPP TSG-RAN WG1#58 R1-093339,2009年 8月24日
ZTE,Consideration on Downlink Signalling for MU-MIMO[online], 3GPP TSG-RAN WG1#59 R1-095006,2009年11月 9日
Philips,Some RS Design Issues for Dual layer Beamforming[online],3GPP TSG-RAN WG1#58b R1-093936,2009年10月12日
Attorney, Agent or Firm:
Harakenzo world patent & trademark
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