Presentation 2010-10-28
On Asynchrounous MIMO OFDMA Uplink System Performance(System Design,Future Internet, etc)
Omer Abdel Razag SHARIF, Watit BENJAPOLAKUL,
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Abstract(in English) Since time and carrier frequency offsets destroy user's signal orthogonality in Multi-Input Multi-output Orthogonal frequency division Multiple Access (MIMO OFDMA) uplink transmission, resulting in an interference-limited system, their estimation and correction are crucial to mitigate the Inter-carrier Interference (ICI), Inter-Block Interference (IBI) and Multiple-User Interference (MUI) to other users. In this report, the effect of the time offset on MIMO OFDMA uplink was analyzed. In order to optimize the system performance, the Signal-to-Interference-and-Noise Ratio (SINR) was derived based on the received signal at the base station (BS).
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Uplink MIMO OFDMA / Timing Offset / Self Interference / Multiuser Interference / SINR analysis
Paper # IA2010-44
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Committee IA
Conference Date 2010/10/21(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) On Asynchrounous MIMO OFDMA Uplink System Performance(System Design,Future Internet, etc)
Sub Title (in English)
Keyword(1) Uplink MIMO OFDMA
Keyword(2) Timing Offset
Keyword(3) Self Interference
Keyword(4) Multiuser Interference
Keyword(5) SINR analysis
1st Author's Name Omer Abdel Razag SHARIF
1st Author's Affiliation Department of Electrical Engineering, Faculty of Engineering, Chulalongkorn University()
2nd Author's Name Watit BENJAPOLAKUL
2nd Author's Affiliation Department of Electrical Engineering, Faculty of Engineering, Chulalongkorn University
Date 2010-10-28
Paper # IA2010-44
Volume (vol) vol.110
Number (no) 260
Page pp.pp.-
#Pages 6
Date of Issue