Presentation 2004/2/27
A Study on an Undersampling System for Multiband Receivers
Yoshio KUNISAWA, Naohiro SAHARA, Hisato IWAI, Hiroshi SHIRAI,
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Abstract(in English) The software defined radio has been investigated to support multiple radio systems by a terminal. In the software defined radio systems, the modulation and de-modulation, which is conventionally processed by the ASIC, is processed by re-configurable devices such as the DSP or the FPGA. New architectures on RF circuit such as IF sampling or direct conversion are studied to realize multi-band or multi-mode terminals. This paper presents an outline of the software defined radio technology and, assuming an undersampling system, the influence of the adjacent channel interference and required sampling resolution are estimated in order to consider signal processing of multiple signals by the undersampling system.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Software Defined Radio / Undersampling / Adjacent Channel Interference
Paper # WBS2003-137,A・P2003-330,RCS2003-353,MoMuC2003-143,MW2003-299
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Committee MoMuC
Conference Date 2004/2/27(1days)
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Registration To Mobile Multimedia Communications(MoMuC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on an Undersampling System for Multiband Receivers
Sub Title (in English)
Keyword(1) Software Defined Radio
Keyword(2) Undersampling
Keyword(3) Adjacent Channel Interference
1st Author's Name Yoshio KUNISAWA
1st Author's Affiliation KDDI R&D Laboratories()
2nd Author's Name Naohiro SAHARA
2nd Author's Affiliation Chuo University
3rd Author's Name Hisato IWAI
3rd Author's Affiliation KDDI R&D Laboratories
4th Author's Name Hiroshi SHIRAI
4th Author's Affiliation Chuo University
Date 2004/2/27
Paper # WBS2003-137,A・P2003-330,RCS2003-353,MoMuC2003-143,MW2003-299
Volume (vol) vol.103
Number (no) 685
Page pp.pp.-
#Pages 6
Date of Issue