»ùÓÚLPCCÆ×°üÂçµÄÒ»ÖÖƵÆ×°áÒÆ·½·¨_ÍøÂ繤³Ì±ÏÒµÂÛÎÄ·¶ÎÄ
·¢²¼Ê±¼ä£º
2015-03-16
À´Ô´£º
ÈË´ó¾¼ÃÂÛ̳
»ùÓÚLPCCÆ×°üÂçµÄÒ»ÖÖƵÆ×°áÒÆ·½·¨_ÍøÂ繤³Ì±ÏÒµÂÛÎÄ·¶ÎÄ
È«²¿×÷Õߣº ÓàÃÀÈÙ ÒüÇ¿ Áõ¹úÇå µÚ1×÷Õßµ¥Î»£º ¿Õ¾ü94669²¿¶ÓÖ¸»Ó×Ô¶¯»¯¹¤×÷Õ¾ ÂÛÎÄÕªÒª£º ƵÆ×°üÂçת»»ÊÇÓïÒôת»»ÖеÄ1ÏîÖØÒªÄÚÈÝ£¬»ùÓÚË«ÏßÐÔת»»º¯Êý½øÐÐƵÆ×°áÒƵķ½·¨¿ÉÒÔÓÐЧµÄ½øÐÐÆ×°üÂçת»»£¬²¢ÇÒ»ùÓÚСÓïÁÏ¿âѵÁ·Ê±ÈÔÄܵõ½Îȶ¨µÄת»»Æ×°üÂç¡£±¾ÎÄ»ùÓÚLPC·ÖÎöºÍDFT·ÖÎö£¬Í¨¹ýÇó½âƵÆ×°áÒƺóµÄLPCC°üÂçʵÏÖƵÆ×°áÒÆ¡£ÊµÑé±íÃ÷£¬¸Ã·½·¨¿ÉÒÔÓÐЧµÄʵÏÖƵÆ×°áÒÆ£¬ÇÒÓïÒôЧ¹û½ÏºÃ¡£ ¹Ø¼ü´Ê£º ÓïÒôת»»£»ÆµÆ×°üÂçת»»£»LPC·ÖÎö£»DFT·ÖÎö£»LPCC (ä¯ÀÀÈ«ÎÄ) ·¢±íÈÕÆÚ£º 2007Äê01ÔÂ22ÈÕ Í¬ÐÐÆÀÒ飺
ÓïÒôת»»ÊÇÐÂÐ˵ÄÑо¿·½Ïò£¬ÆµÆ×°áÒÆÊÇÆäÖÐÖØÒªµÄÑо¿·½·¨¡£×÷ÕßÔÚÀûÓÃÆ×°üÂç±ä»»ÊµÏÖƵÆ×°áÒƵļ¼ÊõÉϽøÐÐÁËÓÐÒæµÄ³¢ÊÔ£¬¾ßÓÐ1¶¨µÄ²Î¿¼¼ÛÖµ¡£ ±¾ÎĵÄÖ÷ÒªÎÊÌâÔÚÓÚ£º1.ÂÛÎÄÌâÄ¿²»¹»È·ÇУ¬ÂÛÎÄÄ¿µÄÊÇΪÁËʵÏÖÓïÒôת»»£¬ÕâÔÚÌâÄ¿ÉÏûÓбíÏÖ£»ÂÛÎÄÕªÒªÒ²´æÔÚÏàËƵÄÎÊÌ⣻2. ×÷Õß˵Ã÷×Ô¼ºµÄ·½·¨¾ßÓиüºÃµÄÐÔÄÜ£¬µ«ÎÞÂÛÔÚƵÆ×°áÒÆЧ¹û£¬»¹ÊÇÓïÒôת»»ÐÔÄÜ£¬Ã»Óиø³ö¿É¹©¶ÁÕ߱ȽϵÄÖ¸±ê£¬ÕâÑù¶ÔÂÛÎĵÄ˵·þÁ¦»áÓÐËùÓ°Ï죻3. ÂÛÎĵĹ«Ê½ÅÅ°æÂÔÏÔÁèÂÒ¡£
×ÛºÏÆÀ¼Û£º Ð޸ĸ壺 ×¢£ºÍ¬ÐÐÆÀÒéÊÇÓÉÌØƸµÄͬÐÐר¼Ò¸ø³öµÄÆÀÉóÒâ¼û£¬×ÛºÏÆÀ¼ÛÊÇ×ÛºÏר¼Ò¶ÔÂÛÎĸ÷ÒªËصÄÆÀÒéµÃ³öµÄÊýÖµ£¬ÒÔ1ÖÁ5¿ÅÐÇÏÔʾ¡£