Presentation 2007-05-18
Inter-cell Transmission Power Control Method Using Overload Indicator for Selected Users in Packet Based Evolved UTRA Uplink
Daisuke Nishikawa, Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi,
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Abstract(in English) This paper proposes inter-cell transmission power control (TPC) employing an overload indicator (OLI) from the surrounding cells in addition to intra-cell TPC in the packet based Evolved UTRA uplink. More specifically, we propose an inter-cell TPC method that selects the users who follow the user-common OLI based on the measured path loss difference from the surrounding cells as well as the target cell. We also propose an inter-cell TPC method employing user-dependent OLI that utilizes a CAZAC sequence. System-level simulations show that the proposed inter-cell TPC method using the user-common and that using the user-dependent OLI increase the average user throughput by approximately 80 and 110%, respectively, to achieve the same sector throughput compared to that using only intra-cell TPC in the variable penetration loss model assuming a metropolitan area.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Evolved UTRA / uplink / single carrier-FDMA / power control / inter-cell interference
Paper # RCS2007-5
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Committee RCS
Conference Date 2007/5/10(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) Inter-cell Transmission Power Control Method Using Overload Indicator for Selected Users in Packet Based Evolved UTRA Uplink
Sub Title (in English)
Keyword(1) Evolved UTRA
Keyword(2) uplink
Keyword(3) single carrier-FDMA
Keyword(4) power control
Keyword(5) inter-cell interference
1st Author's Name Daisuke Nishikawa
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 Kenichi Higuchi
3rd Author's Affiliation Department of Science and Engineering, Tokyo University of Science
4th Author's Name Mamoru Sawahashi
4th Author's Affiliation Department of Electronics and Communication Engineering, Musashi Institute of Technology
Date 2007-05-18
Paper # RCS2007-5
Volume (vol) vol.107
Number (no) 38
Page pp.pp.-
#Pages 6
Date of Issue