Presentation 2006-06-22
Physical Channel Structures and Cell Search Method for Scalable Bandwidth for OFDM Radio Access in Evolved UTRA Downlink
Kenichi Higuchi, Motohiro Tanno, Yoshihisa Kishiyama, Mamoru Sawahashi,
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Abstract(in English) This paper proposes physical channel structures and cell search method for OFDM based radio access in Evolved UTRA downlink, which supports multiple scalable transmission bandwidths from 1.25 to 20MHz. In the proposed physical channel structures, the central sub-carrier of OFDM signal is located on the frequency satisfying 200-kHz raster condition regardless of the transmission bandwidth of a cell site. Moreover, the synchronization channel (SCH) and broadcast channel (BCH), which are necessary for cell search, are transmitted from the central part of the entire transmission bandwidth. In the proposed cell search method, a usesr equipment (UE) acquires the target cell in cell search process with initial or connected mode employing the SCH and pilot channel, which are transmitted from the central part of a given transmission bandwidth. Then, after detecting the target cell, the UE changes the carrier frequency from informed control information through the BCH to the transmission band, where the shared data channel is transmitted, and then decodes coded data in the shared data channel.
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Keyword(in English) Evolved UTRA / OFDM / synchronization channel / cell search / scalable bandwidth
Paper # RCS2006-35
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Committee RCS
Conference Date 2006/6/15(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) Physical Channel Structures and Cell Search Method for Scalable Bandwidth for OFDM Radio Access in Evolved UTRA Downlink
Sub Title (in English)
Keyword(1) Evolved UTRA
Keyword(2) OFDM
Keyword(3) synchronization channel
Keyword(4) cell search
Keyword(5) scalable bandwidth
1st Author's Name Kenichi Higuchi
1st Author's Affiliation IP Radio Network Development Department, NTT DoCoMo, Inc.()
2nd Author's Name Motohiro Tanno
2nd Author's Affiliation IP Radio Network Development Department, NTT DoCoMo, Inc.
3rd Author's Name Yoshihisa Kishiyama
3rd Author's Affiliation IP Radio Network Development Department, NTT DoCoMo, Inc.
4th Author's Name Mamoru Sawahashi
4th Author's Affiliation Department of Electronics and Communication Engineering, Musashi Institute of Technology
Date 2006-06-22
Paper # RCS2006-35
Volume (vol) vol.106
Number (no) 119
Page pp.pp.-
#Pages 6
Date of Issue