Presentation 2013-05-17
Nonlinearity Post-Compensation for Satellite Communications with Multi-level Modulated Signal
Takehiro ISHIGURO, Takao HARA, Minoru OKADA,
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Abstract(in English) Recently, enlargement of the channel capacity for satellite communication has been desired and from this, latest satellite communication adopts mulit-level modulation. Though when multi-level modulation is used with low input backoff of satellite TWTA for power utilization, the transmission performance will largely degrade due to channel's nonlinearity. In this paper, a novel nonlinearity compensation especially for the receiver using multi-level modulation is proposed and its performance is verified by simulation. From the results, it is shown that proposed nonlinearity compensation scheme greatly improves the error rate performance of receiver.
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Keyword(in English) Satellite Communications / Multi-level Modulation / TWTA / Nonlinearity Compensation
Paper # SAT2013-10
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Conference Information
Committee SAT
Conference Date 2013/5/9(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) Nonlinearity Post-Compensation for Satellite Communications with Multi-level Modulated Signal
Sub Title (in English)
Keyword(1) Satellite Communications
Keyword(2) Multi-level Modulation
Keyword(3) TWTA
Keyword(4) Nonlinearity Compensation
1st Author's Name Takehiro ISHIGURO
1st Author's Affiliation Dept. of Information Systems, Graduate School of Information Science, Nara Institute of Science and Technology()
2nd Author's Name Takao HARA
2nd Author's Affiliation Dept. of Information Systems, Graduate School of Information Science, Nara Institute of Science and Technology
3rd Author's Name Minoru OKADA
3rd Author's Affiliation Dept. of Information Systems, Graduate School of Information Science, Nara Institute of Science and Technology
Date 2013-05-17
Paper # SAT2013-10
Volume (vol) vol.113
Number (no) 32
Page pp.pp.-
#Pages 6
Date of Issue