LUẬN VĂN VIỄN THÔNG KỸ THUẬT LỌC BĂNG CON VÀ ỨNG DỤNG KỸ THUẬT XỬ LÝ TÍN HIỆU SỐ

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LUẬN VĂN VIỄN THÔNG KỸ THUẬT LỌC BĂNG CON VÀ ỨNG DỤNG KỸ THUẬT XỬ LÝ TÍN HIỆU SỐ

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Re . wWK\~}FJLWUÊ WWDVạGãQJQJX\zQO[SFKâQJ~ơLYLKWKơQJWX\QWÂQK () () t t t tnt rect LtnftfL S = . 1X t WKYWULI W IW ;WYSKL.KL t WK t t t rect VWUQzQKSYFDRK|QGR~ĐWÂFKSKyQ 1 = t t t rect () t t t tnt rect t = lim 0 ~}FJăLOKP'HOWD'LUDF 'R~Đ () () () ( ) d T TtLTftfLtfL S t == 0 lim &KằQJWƠ~SằQJFDKWKơQJ/OPW[XQJKD\~FWÂQK[XQJNKLXOKW KW / | W | 'RY\QXKWKơQJOEWELQWKHRWKđLJLDQWK () ()( ) dTTthTftfL = 6ạGãQJ~ÊQKOWÂFKFKSWDFĐWKWK\UQJELQ~êL)RXULHUFD~SằQJ[XQJKW FKÂQKOKPWUX\Q+ 1J}đLWDFÔQG}YR~GLFD~SằQJ[XQJ~SKyQUDKDLORL + FĐ ~S ằQJ [XQJ YL ~ GL KX KQ ),5 V\VWHP )LQLWH ,PSXOVH 5HVSRQVH6\VWHPJăLWWOKFĐ~SằQJ[XQJKXKQ +FĐ~SằQJ[XQJYL~GLY{KQ,,5,QILQLWH,PSXOVH5HVSRQVH 6\VWHPWK}đQJ~}FJăLOKFĐ~SằQJ[XQJGLY{KQ %LXGLQ)RXULHUFKRWÂQKLXUđLUFFĐ~GLKXKQ~}FJăLOSKSELQ ~êLUđLUF)RXULHU')7')7GQJ~ELXGLQWÂQKLXYKWKơQJUđLUFWURQJ PLQWQVơUđLUFN YL | W | 7 YLFFJLWUÊNKF 9L = T t ct Re

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