Presentation 2006-07-19
Link capacity of MC-CDMA downlink with adaptive subcarrier allocation and transmit power control
Hisashi MITSUI, Kazuaki TAKEDA, Fumiyuki ADACHI,
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Abstract(in English) Multi-carrier code division multiple access (MC-CDMA) is a promising wireless access technique for next generation cellular communication systems that require high speed data transmission techniques. The link capacity can be improved by adaptively allocating the subcarriers with a good channel condition to each user. However, the transmission performance of a user close to the cell edge deteriorates due to the other-cell interference. The transmission performance can be improved by using the transmit power control (TPC). In this paper, the MC-CDMA downlink with adaptive subcarrier allocation based on the signal-to-interference plus noise ratio (SINR) and TPC is presented. Its downlink capacity is evaluated by computer simulation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) MC-CDMA / adaptive subcarrier allocation / transmit power control
Paper # RCS2006-73
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Committee RCS
Conference Date 2006/7/12(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Link capacity of MC-CDMA downlink with adaptive subcarrier allocation and transmit power control
Sub Title (in English)
Keyword(1) MC-CDMA
Keyword(2) adaptive subcarrier allocation
Keyword(3) transmit power control
1st Author's Name Hisashi MITSUI
1st Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University()
2nd Author's Name Kazuaki TAKEDA
2nd Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University
3rd Author's Name Fumiyuki ADACHI
3rd Author's Affiliation Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University
Date 2006-07-19
Paper # RCS2006-73
Volume (vol) vol.106
Number (no) 168
Page pp.pp.-
#Pages 6
Date of Issue