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語音辨識裝置及其辨識方法

dc.citation.patentcountryTWNzh_TW
dc.citation.patentnumberI406266zh_TW
dc.contributor.author胡竹生en_US
dc.contributor.author李明唐en_US
dc.contributor.author王庭昭en_US
dc.contributor.author楊佳興en_US
dc.date.accessioned2014-12-16T06:15:32Z
dc.date.available2014-12-16T06:15:32Z
dc.date.issued2013-08-21en_US
dc.description.abstract本發明係揭露一種語音辨識裝置及其語音辨識方法,其係接收至少一關鍵詞以進行辨識,此關鍵詞包括至少一關鍵字。首先,接收關鍵字之一聲源訊號,以產生複數聲音訊號,進而將其轉換至頻域,形成複數聲頻訊號。接著,藉聲頻訊號擷取出一空間頻譜及其角度估測值。再來,利用空間頻譜定義至少一空間特徵參數輸出之,並依據角度估測值與聲頻訊號進行擷取與評估,輸出一巴塔恰里雅距離。最後,接收上述特徵與距離,以利用與其對應之檢測門檻值判斷關鍵詞之正確性,如此便可在極低訊噪比之環境下,仍達成相當強健的語音辨識率。zh_TW
dc.identifier.govdocG10L015/02zh_TW
dc.identifier.urihttps://ir.lib.nycu.edu.tw/handle/11536/105376
dc.language.isozh_TWen_US
dc.title語音辨識裝置及其辨識方法zh_TW
dc.typePatentsen_US

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