Presentation 2015-01-22
Frequency Selection Diversity Effect for Downlink Non-Orthogonal Multiple Access with Maximum Likelihood Detection
Osamu NAKAMURA, Jungo GOTO, Yasuhiro HAMAGUCHI,
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Abstract(in English) With respect to the downlink non-orthogonal multiple access (DL-NOMA), which transmits the signals of multiple user equipments (UEs) by superimposing, most of study assume a code-word interference canceller (CWIC), which decodes the other UEs' signals and cancels the other UEs' signals with the decoder output. CWIC requires the information of the other UEs' MCS. Moreover, it also requires the resource assignment information for the other UEs in order to enable different resource assignment for each UE. Therefore, the amount of control information becomes enormous. On the other hand, by means of maximum likelihood detection (MLD), frequency selection diversity effect can be obtained by flexible frequency-domain scheduling without increase of the amount of control information. In this paper, we evaluate the transmission performance of DL-NOMA with MLD by computer simulation.
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Keyword(in English) Non-orthogonal multiple access / MLD / Scheduling
Paper # SIP2014-96,RCS2014-284
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Committee RCS
Conference Date 2015/1/15(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Frequency Selection Diversity Effect for Downlink Non-Orthogonal Multiple Access with Maximum Likelihood Detection
Sub Title (in English)
Keyword(1) Non-orthogonal multiple access
Keyword(2) MLD
Keyword(3) Scheduling
1st Author's Name Osamu NAKAMURA
1st Author's Affiliation Telecommunication & Image Technology Laboratories, Corporate Research and Development Group, Sharp Corporation()
2nd Author's Name Jungo GOTO
2nd Author's Affiliation Telecommunication & Image Technology Laboratories, Corporate Research and Development Group, Sharp Corporation
3rd Author's Name Yasuhiro HAMAGUCHI
3rd Author's Affiliation Telecommunication & Image Technology Laboratories, Corporate Research and Development Group, Sharp Corporation
Date 2015-01-22
Paper # SIP2014-96,RCS2014-284
Volume (vol) vol.114
Number (no) 395
Page pp.pp.-
#Pages 6
Date of Issue