Presentation 2008-05-30
Cell Search Time Performance Using Transmit Diversity for OFDM Based Radio Access in Evolved UTRA
Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi,
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Abstract(in English) This paper investigates cell search time performance using transmit diversity for synchronization channel (SCH) for OFDM based radio access in Evolved UTRA downlink. Based on SCH structure and sequences specified in the 3GPP Work item (WI) specifications, we compare the cell search time performance for PVS (Precoding Vector Switching), TSTD (Time Switched Transmit Diversity), CDD (Cyclic Delay Diversity) and FSTD (Frequency Switched Transmit Diversity). Simulation results clarify that PVS and TSTD provides greater transmit diversity gain for reducing the cell search time. It is also showed that PVS can achieve fast cell search less than approximately 20 msec at the 90% in the location probability regardless inter-site distance up to 10 km.
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Keyword(in English) Evolved UTRA / OFDM / cell search / synchronization channel / transmit diversity
Paper # RCS2008-9
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Committee RCS
Conference Date 2008/5/22(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) Cell Search Time Performance Using Transmit Diversity for OFDM Based Radio Access in Evolved UTRA
Sub Title (in English)
Keyword(1) Evolved UTRA
Keyword(2) OFDM
Keyword(3) cell search
Keyword(4) synchronization channel
Keyword(5) transmit diversity
1st Author's Name Satoshi Nagata
1st Author's Affiliation Radio Access Network Development Department, NTT DoCoMo, Inc.()
2nd Author's Name Yoshihisa Kishiyama
2nd Author's Affiliation Radio Access Network Development Department, NTT DoCoMo, Inc.
3rd Author's Name Motohiro Tanno
3rd Author's Affiliation Radio Access Network Development Department, NTT DoCoMo, Inc.
4th Author's Name Kenichi Higuchi
4th Author's Affiliation Department of Electrical Engineering, Tokyo University of Science
5th Author's Name Mamoru Sawahashi
5th Author's Affiliation Department of Information Network Engineering, Musashi Institute of Technology
Date 2008-05-30
Paper # RCS2008-9
Volume (vol) vol.108
Number (no) 61
Page pp.pp.-
#Pages 6
Date of Issue