???????? ??????? ????? ???? ????????????? ??????? ???????.
???? ????????????? ??????? ?????? ????????? ? ????? ????????? ???????? ??????.
?? ?????? ?????????? ???????????????? ????? ??????? ??????????? ?????????? ?????????,???????????? ?? ????????????? ???????.
??????? ? ?????? ????????? ???????? ????????? ?? ???????????? ??????????? ?????????? 1? 2.?? ?????? ??????????? ?????????????? ????????:
y1 (t) =? 0 x 1 sin (? T/2Tc) sin? 0 t
y2 (t)=A 0 x 2 sin (? t/2Tc) sin? 0 t
??? ? 0 t? ??????????? ???????? ??????? ??????? ??????????? ???????.
???? ??????? ??????? ??????? (? .17,????? .17,?)????????????? ? ???????????? ? ??????????? ??????????????? ?? ????? ????????.
?? ?????? ????????? ??????????
y (t)=y 1 (t) + y 2 (t)=A 0 cos [? 0 t +? (T)],
??? ,
?????? b i (t)=- x 1 (t) · x 2 (t),? ???? ? i????????? ???????? 0??? ?,????? ??????? x 2 (t)????? 1??? 0??????????????. ??????? ???????? ???? ????????? ?? ??? .17,?,???????? ?????? ?? ? ?? ??? .17,?.
???????? ????????? ????? ?????????? ????????? ? 0? ???? ?? ???? ????????? ?????? ? ???????? ???????????? ??????? ???????:
????????? ?????? ? 1? ? 2=2?? f,??? ? f=1 / T c=4800??.
??? ???? ?????? ?????????:
??? ????????? ??????? ????????? ? =0, 25?????????? ???????????? ?????? ????? ????????? ????????? ? ??????????? ????? (??)? .
??? ?????? ??????,???? ?????? ?? ?????? ?????????? ?? ????????? [0, Tc]????? ???:
y (t)=A 0 cos (? 0 t + x 0? / 2Tc),
?? ? ????? ????
y (t)=A 0 cos [? 0 t +? (T)],???
? ??????? ?????? ?????? ?? ????????? [0, Tc]???????????? ? ???? :
y (t)=A 0 cos [? 0 t + x 0 b pt / Tc],
? ?? ????????? [KTc, (k + 1) Tc]????? ???:
,
??? ???? ?????? ????????? ? ?? ??????????? ?????? ???? ????? 0,5? ????? ???? ?????? ?????? 0,25. ????????? ?????? ??? ???? 2400???.
?????? ????? ????????? ? ??????????? ????? ????? ???? ?????????? ??? ? ??????? ??????????? ??????????,??? ? ?????????? ???????.
??? ?????????? ?????? ????????? (? .18)??????? ????????? ???? ??????????? ?? ????????? ??????????,?? ???????????? ???? ???????? ????????? ??????? ?????? x (t),??????????? ????? ??????????????? ?????,?????????????? ??????? ????????? ????????? (??????,???????????????????????????????????????? ??????????????????). ? ??????? ?????? ???? ??????????????? ????? ????? ????????? ?????? ?????? ??????.
??? .18. ?????????? ????? ?????? ????????? ? ??????????? ?????
??????????? ????????????? ????? ????????? ? ???? ????????? ?????? ??????? ? ????????????? ???????? ...
