鍩轰簬
Matlab
鐨勪俊鍙峰拰绯荤粺瀹為獙鎸囧
瀹為獙涓�
杩炵画鏃堕棿淇″彿鍦?/p>
Matlab
涓殑琛ㄧず
涓�銆佸疄楠岀洰鐨?/p>
1
銆佸浼氳繍鐢?/p>
Matlab
琛ㄧず甯哥敤杩炵画鏃堕棿淇″彿鐨勬柟娉?/p>
2
銆佽瀵熷苟鐔熸倝杩欎簺淇″彿鐨勬尝褰㈠拰鐗规�?/p>
浜屻�佸疄楠屽師鐞嗗強瀹炰緥鍒嗘瀽
1
銆佷俊鍙风殑瀹氫箟鍜屽垎绫?/p>
2
銆佸浣曡〃绀鸿繛缁俊鍙凤紵
杩炵画淇″彿鐨勮〃绀烘柟娉曟湁涓ょ锛涚鍙锋帹鐞嗘硶鍜屾暟鍊兼硶銆?/p>
浠庝弗鏍兼剰涔変笂璁诧紝
Matlab
鏁板�艰绠楃殑鏂规硶涓嶈兘澶勭悊杩炵画鏃堕棿淇″彿銆傜劧鑰岋紝鍙埄鐢?/p>
杩炵画淇″彿鍦ㄧ瓑鏃堕棿闂撮殧鐐圭殑鍙栨牱鍊兼潵杩戜技琛ㄧず杩炵画淇″彿锛?/p>
鍗冲綋鍙栨牱鏃堕棿闂撮殧瓒冲灏忔椂锛?/p>
杩欎簺绂绘暎鏍峰�艰兘琚?/p>
Matlab
澶勭悊锛屽苟涓旇兘杈冨ソ鍦拌繎浼艰〃绀鸿繛缁俊鍙枫�?/p>
3
銆?/p>
Matlab
鎻愪緵浜嗗ぇ閲忕敓鎴愬熀鏈俊鍙风殑鍑芥暟銆傚锛?/p>
锛?/p>
1
锛夋寚鏁颁俊鍙凤細
K*exp(a*t)
锛?/p>
2
锛夋寮︿俊鍙凤細
K*sin(w*t+phi)
鍜?/p>
K*cos(w*t+phi)
锛?/p>
3
锛夊鎸囨暟淇″彿锛?/p>
K*exp((a+i*b)*t)
锛?/p>
4
锛夋娊鏍蜂俊鍙凤細
sin(t*pi)
娉ㄦ剰锛?/p>
鍦?/p>
Matlab
涓敤鍜?/p>
Sa(t)
绫讳技鐨?/p>
sinc(t)
鍑芥暟琛ㄧず锛?/p>
瀹氫箟涓猴細
)
t
/(
)
t
(
sin
)
t
(
sinc
飦?/p>
飦?/p>
飥?/p>
锛?/p>
5
锛夌煩褰㈣剦鍐蹭俊鍙凤細
rectpuls(t,width)
锛?/p>
6
锛夊懆鏈熺煩褰㈣剦鍐蹭俊鍙凤細
square(t,DUTY)
锛屽叾涓?/p>
DUTY
鍙傛暟琛ㄧず淇″彿鐨勫崰绌烘瘮
DUTY%
锛屽嵆鍦ㄤ竴涓懆鏈熻剦鍐插搴︼紙姝ｅ�奸儴鍒嗭級鍜岃剦鍐插懆鏈熺殑姣斿�笺�傚崰绌烘瘮榛樿涓?/p>
0.5
銆?/p>
锛?/p>
7
锛変笁瑙掓尝鑴夊啿淇″彿锛?/p>
tripuls(t, width, skew)
锛屽叾涓?/p>
skew
鍙栧�艰寖鍥村湪
-1~+1
涔嬮棿銆?/p>
锛?/p>
8
锛夊懆鏈熶笁瑙掓尝淇″彿锛?/p>
sawtooth(t, width)
锛?/p>
9
锛夊崟浣嶉樁璺冧俊鍙凤細
y=(t>=0)