Presentation 1998/1/22
An Automatic Frequency Control for the Adaptive DDFSE
Shuta UWANO, Naonobu YAMASHITA, Satoshi MUNETA, Hideaki MATSUE,
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Abstract(in English) Adaptive DDFSE is equalizer suitable for channel that delay spread is larger than symbol duration. This paper describes the performance of an AFC circuit which compensates for local frequency offset between transmitter and receiver becoming a degradation in adaptive DDFSE performance. This AFC circuit is preset type which control frequency offset to allowable value before a training of equalizer, and can compensates to maximum frequency offset 30kHz. In this paper the optimum preamble length for this AFC circuit is evaluated by calculation, and this validity is confirmed by the experiment using clock rate 9MHz.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) adaptive equalization / DDFSE / frequency offset / AFC circuit
Paper # SAT97-86
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Committee SAT
Conference Date 1998/1/22(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Automatic Frequency Control for the Adaptive DDFSE
Sub Title (in English)
Keyword(1) adaptive equalization
Keyword(2) DDFSE
Keyword(3) frequency offset
Keyword(4) AFC circuit
1st Author's Name Shuta UWANO
1st Author's Affiliation NTT Wireless Systems Laboratories()
2nd Author's Name Naonobu YAMASHITA
2nd Author's Affiliation NTT Wireless Systems Laboratories
3rd Author's Name Satoshi MUNETA
3rd Author's Affiliation NTT Wireless Systems Laboratories
4th Author's Name Hideaki MATSUE
4th Author's Affiliation NTT Wireless Systems Laboratories
Date 1998/1/22
Paper # SAT97-86
Volume (vol) vol.97
Number (no) 486
Page pp.pp.-
#Pages 6
Date of Issue