Presentation 2000/1/21
A Study on Uplink Performance Enhancement in SDMA
Yoshihisa KISHIYAMA, Takeo OHGANE, Toshihiko NISHIMURA, Yasutaka OGAWA, Yoshiharu DOI,
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Abstract(in English) Recently, with the demand on capacity increase, space division multiple access (SDMA) has been studied in order to improve the channel efficiency. The SDMA requires high performance interference canceller such as an adaptive array which reduces the interference signals by steering nulls to those. In this paper, we propose a channel response assisted adaptive array (CRA-AA), and compare its performance with MMSE adaptive array and joint detection. We also discusse degradation due to carrier frequency offset and its compensation. The computer simulations show that the CRA-AA provides a good performance in the situation having fast fading and carrier frequency offset.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SDMA / CRA-AA / Adaptive Array / Beam Forming / Joint Detection / Carrier Frequency Offset
Paper # DSP99-177,SAT99-132,RCS99-182
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Conference Date 2000/1/21(1days)
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Registration To Satellite Telecommunications (SAT)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Uplink Performance Enhancement in SDMA
Sub Title (in English)
Keyword(1) SDMA
Keyword(2) CRA-AA
Keyword(3) Adaptive Array
Keyword(4) Beam Forming
Keyword(5) Joint Detection
Keyword(6) Carrier Frequency Offset
1st Author's Name Yoshihisa KISHIYAMA
1st Author's Affiliation Graduate School of Engineering, Hokkaido University()
2nd Author's Name Takeo OHGANE
2nd Author's Affiliation Graduate School of Engineering, Hokkaido University
3rd Author's Name Toshihiko NISHIMURA
3rd Author's Affiliation Graduate School of Engineering, Hokkaido University
4th Author's Name Yasutaka OGAWA
4th Author's Affiliation Graduate School of Engineering, Hokkaido University
5th Author's Name Yoshiharu DOI
5th Author's Affiliation Hypermedia Research Center SANYO Electric Co., Ltd.
Date 2000/1/21
Paper # DSP99-177,SAT99-132,RCS99-182
Volume (vol) vol.99
Number (no) 567
Page pp.pp.-
#Pages 8
Date of Issue