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理學院
資訊工程學系
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73912
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search.filters.author.KE,Chi-En
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search.filters.author.柯奇恩
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search.filters.subject.GHA
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search.filters.subject.ASIC
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search.filters.subject.feature extraction
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search.filters.subject.NEO
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search.filters.subject.spike detection
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多通道棘波分類系統之低功率ASIC電路設計
(
2014
)
柯奇恩
;
KE,Chi-En
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本論文針對目前現有的棘波分類系統設計架構,並使用ASIC電路設計方式來實現此架構。本論文採用Nonlinear Energy Operator (NEO) 來偵測棘波,並搭配Generalized Hebbian Algorithm (GHA)演算法將偵測到的棘波進行特徵擷取。為了減少硬體資源的消耗,GHA架構中在計算調整不同組權重值時皆共享相同一塊計算電路。因此,本論文所提出的架構同時擁有較低的晶片面積,以即使用了台積電90奈米製程和對於功率消耗優化之技術,使得在功率消耗的這部分也有良好的表現。最後由於使用了多通道的訊號輸入,本論文在棘波分類系統的吞吐量能有大幅的提升。
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