Presentation 2014-07-31
A Distortion Noise Power Control Method of OFDM Transmission Systems for Cognitive Radio
Ren KATAOKA, Yusuke FUJISAWA, Shigeru TOMISATO, Masaharu HATA,
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Abstract(in English) This paper evaluates transmission performance with a non-linear distortion noise power control (DNC) method which controls non-linear distortion noise power according to required transmission quality of modulation schemes used in OFDM transmission systems for cognitive radio. This DNC method controls noise power added in a transmitter by clipping and filtering. Distortion noise power characteristics to clipping levels with the DNC method are evaluated by computer simulations and from these results the set clipping levels and distortion noise ratios for filtering are determined. The results of spectrum properties and BER performance with the DNC method show that the DNC method can control distortion noise power to satisfy required transmission quality of modulation schemes.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) OFDM / Transmission Power Control / Non-Linear Distortion Noise
Paper # RCC2014-34,NS2014-54,RCS2014-106,SR2014-35,ASN2014-53
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Committee RCC
Conference Date 2014/7/23(1days)
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Registration To Reliable Communication and Control (RCC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Distortion Noise Power Control Method of OFDM Transmission Systems for Cognitive Radio
Sub Title (in English)
Keyword(1) OFDM
Keyword(2) Transmission Power Control
Keyword(3) Non-Linear Distortion Noise
1st Author's Name Ren KATAOKA
1st Author's Affiliation Graduate School of Natural Science and Technology, Okayama University()
2nd Author's Name Yusuke FUJISAWA
2nd Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
3rd Author's Name Shigeru TOMISATO
3rd Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
4th Author's Name Masaharu HATA
4th Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
Date 2014-07-31
Paper # RCC2014-34,NS2014-54,RCS2014-106,SR2014-35,ASN2014-53
Volume (vol) vol.114
Number (no) 162
Page pp.pp.-
#Pages 6
Date of Issue