Presentation 2001/3/8
Processing Unit of Power Inversion Adaptive Array for DS-CDMA System
Kazunari Kihira, Isamu Chiba,
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Abstract(in English) We have proposed a power inversion adaptive array for high power interference suppression in DS-CDMA (Direct Sequence Code Division Multiple Access) system. In the proposed adaptive array, interference cancellation is performed before despreading, so it is not necessary to derive the weights for each user thus it can decrease the consumption power of the system. In this paper, we describe the experimental results of the real-time processing unit we have developed. Results show that when the input CIR is -20dB, an output CINR improvement of 10dB can be attained.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Adaptive Array Antenna / DS-CDMA / Before Despreading / Minimization of Power / Interference Cancellation
Paper # SST2000-89,A・P2000-223,RCS2000-223,MW2000-214
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Committee RCS
Conference Date 2001/3/8(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) Processing Unit of Power Inversion Adaptive Array for DS-CDMA System
Sub Title (in English)
Keyword(1) Adaptive Array Antenna
Keyword(2) DS-CDMA
Keyword(3) Before Despreading
Keyword(4) Minimization of Power
Keyword(5) Interference Cancellation
1st Author's Name Kazunari Kihira
1st Author's Affiliation Mitsubishi Electric Corporation()
2nd Author's Name Isamu Chiba
2nd Author's Affiliation Mitsubishi Electric Corporation
Date 2001/3/8
Paper # SST2000-89,A・P2000-223,RCS2000-223,MW2000-214
Volume (vol) vol.100
Number (no) 663
Page pp.pp.-
#Pages 6
Date of Issue