Presentation 2006-04-21
A Fast Synchronization Scheme for Adaptive Image-band Interference Cancellation in Heterodyne Multimode Receivers.
Daisuke HAYASHI, Satoshi DENNO, Naoto MATOBA, Yoshiteru MORIHIRO,
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Abstract(in English) When we realize multimode receivers, we need to remove BPF (Band-Pass Filter) of RF (Radio Frequency), but if we construct multimode receivers using heterodyne reception, the imageband interference arises and deteriorates transmission characteristics significantly. Then, cancellation methods have been heretofore proposed, they have problems that convergence properties are not good. Therefore, I propose a cancellation method which makes converge faster in this report. In this method, we use frequency converters to receive desired signals and imageband signals, and add both outputs with weighting. I picked out CDMA (Code Division Multiple Access) as a transmission system. In the case, I propose a method to treat imageband interference cancellation and rake reception at a time. I describe that the proposed method has a superior property on 2 paths Rayleigh fading channels.
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Keyword(in English) Heterodyne / Multimode Receiver / Image-band Interference / Linear Combiner
Paper # RCS2006-1
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Committee RCS
Conference Date 2006/4/14(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) A Fast Synchronization Scheme for Adaptive Image-band Interference Cancellation in Heterodyne Multimode Receivers.
Sub Title (in English)
Keyword(1) Heterodyne
Keyword(2) Multimode Receiver
Keyword(3) Image-band Interference
Keyword(4) Linear Combiner
1st Author's Name Daisuke HAYASHI
1st Author's Affiliation Graduate School of Informatics, Kyoto University()
2nd Author's Name Satoshi DENNO
2nd Author's Affiliation Graduate School of Informatics, Kyoto University
3rd Author's Name Naoto MATOBA
3rd Author's Affiliation NTT DoCoMo Wireless Labs
4th Author's Name Yoshiteru MORIHIRO
4th Author's Affiliation Graduate School of Informatics, Kyoto University
Date 2006-04-21
Paper # RCS2006-1
Volume (vol) vol.106
Number (no) 25
Page pp.pp.-
#Pages 6
Date of Issue