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FEDERAL NOE AGENSTVO SVYaZI kursach

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?????? ??0801
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??????, 2012
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??????? 1..................................................................................................................................................................3
?????? ???????? ????????????? ?????? ?? ??????? ??????????? ???????????? ????????? ?????? (???):
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?????? ????????????????? ?????? ??????........................................................................................3
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??????? 2...................................................................................................................................................................5
?????????? ????????????? ??????????????? ?????????? ?? ????? ???????????????? ??????? ??? ?????.........................................................................................................................................................................5??????????? ?????????????????? ? ????? ??????? ???????????? ??? ???????? ??????? ? ???????? ???????? ????????..............................................................................................................................5
????????? ????? ? ????????? ??????? ????.....................................................................6
?????????? p-i-n ????????...........................................................................................7
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??????? 3.................................................................................................................8
?????? ?????? ???????????????? ???????????????? ??????, ???????????? ?? ?????? p-i-n ? ???.
??? p-i-n ?????????...................................................................................................8
??? ???..................................................................................................................8
?????.....................................................................................................................9
??????? 4................................................................................................................10
?????? ?????????? ??????? ? ?????? ?? ?????? ????????????????? ????????? ???......................10
?????? ???????????? ???????? ?????????? ??????????? ??????.........................................10
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??????? 1.
?????? ???????? ????????????? ?????? ?? ??????? ??????????? ???????????? ????????? ?????? (???).
1.?????????? ????????? ??????? ????-????????? ?? ?????? ???? ??????????? ???????.
???????? ??????:
????.1
????????? , ??/(??�??)10.8????????????? ??? L, ??58??????? ????? ????? ,???1.3???????? ???????? 1 ?? , ????/?180???????? ???????? 2 ?? , ????/?18???????? ??????? (?????????.) Ft ?? , ??? (??? NRZ)180???????? ??????? (??????????.) Ft ?? , ??? (??? ???)13.5?????????????????? ?????? ??????? ?????????? ??????? (????????????.) d???? , ??0.18?????????????????? ?????? ??????? ?????????? ??????? (?????????????.) d???? , ??2�10-4 ?????????? ????? ?????? ??? (?????????.):
R_1= (2�??_p?^2�F_???)/(6.07�d_????�c)= (2�(1.3�?10?^(-6) )^2�180�?10?^6)/(6.07�0.18�?10?^(-9)�3�?10?^8 )=1.857�?10?^(-3)
R1 <<1, ????????????? ??? ???????? ? ??????????????? ??????, ??????? ??????? ????-????????? ??????? ?? ????????? �:
�= t�L�d????�F_(t ??)=10.8�?10?^(-12)/(?10?^(-9)�?10?^3 )�58�?10?^3�0.18�?10?^(-9)�180�?10?^6=0.02
?? ??? 1. ????? ??? ??? �=0.02 ??????? ????-????????? ????? 100%
?????????? ????? ?????? ??? (??????????.):
R_2= (2�??_p?^2�F_t??)/(6.07�d_????�c)= (2�(1.3�?10?^(-6) )^2�13.5�?10?^9)/(6.07�2�?10?^(-13)�3�?10?^8 )=125.375 R2 >>1, ??????? ??????? ????-????????? ??????? ?? ????????? ?:
? = t�L�??_??^2�F_t??/?=10.8�?10?^(-12)/(?10?^(-9)�?10?^3 )�58�?10?^3�(1.3�?10?^(-6) )^2�(13.5�?10?^9)/(3�?10?^8 )=0.644
?? ??? 2. ????? ??? ??? ?=0.64 ??????? ????-????????? ????? 93%
??? 1.
??? 2.
?????: ?? ??????, ??????????? ? ???? ???????? ??????? ????-????????? ??? ???????????????? ?????? ?????????? 100%. ??? ?????? ???????, ??? ?????? ?????????? ??????? ?????????? ??????, ??? ??????? ????? ??????? ?????????? ???????. ?????????????, ?????????? ???????? ??????? ??????????? ?????? ????????????, ??????? ????? ??????, ??? ???? ?????????? ???????? ??? ???????? ???????.??? ????????????????? ?????? ??????? = 93%, ??? ??? ?? ???????? ??? ???????? ???????.
??????? 2.
?????????? ????????????? ??????????????? ?????????? ?? ????? ???????????????? ??????? ??? ?????.
??????????? ?????????????????? ? ????? ??????? ???????????? ??? ???????? ??????? ? ???????? ???????? ????????.
???????? ??????: ????. 2
????????? ?? ????????? ???????????? ??? , ??0.5????????? ?? ??????????? ???????????? ???, ??0.1???????? ????????????G-653????-? ????????? ??? G-653 , ??/??0.35??????? ????????STM-64???????? ???????? ??? STM-6410 ????/???????? ???????? ???????? ??????????? ??????? P???, ???-4.2??????? ???????? ????????????????? ??????? ??? , ???-36???????????? ????? ?????? l???, ??3?????????? ????????? ????????????: n??4?????????? ??????????? ???????????? n??8????????? ????????????? 0.78??????????? ? , ?283?????????? ??????? ? , ??0.18????? ???????????????? ??????? L??? , ??34?????????????? ????????? ? , ??25.8
1)P?1= ???? - ??? = - 4.2 - 0.5 = - 4.7 ??
2)?? = ??1 - ??? - a� l??? ; ??n=??n-1- ???- a� l???
R?? = 1/(2�p�f_?�C_??? ) = 1/(2�3.14�10�?10?^9�0.18�?10?^(-12) ) =88.419 ??
??? = ?10?^(0.1�p_?? )= ?10?^(0.1�(-4.2))=0.116 ???
Si = (?�)/1.24= (1.55�0.78)/1.24 = =0.975 A/??
I? = Si� ??? = 0.975�0.116=0.113 ??
????????? ????? ? ????????? ??????? ????
?????????? p-i-n ????????:
????-? ???? ????????????? F?=1.5
f_?=0.7�f_?=0.7�10�?10?^9=7 ???
Q= v((I_?^2�R_??)/(4�k�T�f_?�f_? ))= v(((?0.113�?10?^(-3))?^2�88.419)/(4�1.38�?10?^(-23)�283�1.5�0.7�?10?^10 ))=82.965
A = 20� lg(Q) = 20� lg(82.965) = 38.378 ??
?????????? ???:
= 0.8
?????? ??????????? ????????? ?????????:
?????? ??????????????????:
??
?????:?? ?????? ????? ????????,?????? ?? ????????? ??????/??? ? ??????????????????,???????? ???????? ???????? ????? p-i-n ?????????.??? ????????? ?????????? p-i-n ????????? ????? ????????? ??.?????????????.
??????? 3.
?????? ?????? ???????????????? ???????????????? ??????, ???????????? ?? ?????? p-i-n ? ???.
???????? ??????:
?????????? ??????? ???? , ??0.18??????? ????? ????? ,???1.3??????????? ? ,?293????????? ?????????????0.78??????????? ???????? F?2.3???????? ???????? 2 ?? , ????/?18???NRZ???????? ??????? Ft , ???18??????? ???????????????? Si ?/??0.975??????????? ?????? P??1.585*10-11????????????? ???????? ????? R?? , ??49.122??????????? ?????? ??????????? ????????????? f? , ???12.6
?????? ????????? ????????????
??_?=2 ??
?_(? ?? )=4.63+11.42�log?(log??(p_?? )^(-1) ? )+ ??_?= 4.63+11.42�log?(log??(1.585?�10?^(-11) )^(-1) ? )+ 2=18.432 ??
Q_??= ?10?^(0.05�?_(? ?? ) )= ?10?^(0.05�18.432)=8.348
Si = (?�)/1.24= (1.3�0.78)/1.24 = =0.818 A/??
??? p-i-n ??:
?_???= Q_??/S_i �v((4�k�T�F_y�f_?)/R_oc )= 8.348/0.818�v((4�1.38�?10?^(-23)�293�2.3�12.6�?10?^9)/49.122)=0.315 ???? ?_???=20�log??(?_???/?10?^(-3) )= ? 20�log??((0.315�?10?^(-6))/?10?^(-3) )= -30.023 ?? ?
??? ??? :
??
?????:
?????? ?? ?????????? ??????,?? ?????,??? ???????????????? ??? ???? ??? ? p-i-n ?????????.??? ?????????? ???????????????? p-i-n ????????? ????? ????????? ??.?????????????. ??????? 4.
?????? ?????????? ??????? ? ?????? ?? ?????? ????????????????? ????????? ???.
???????: ?????? ??????????????????? ?????????? ???????? ??????????? ? ???????? ????? ?? ?????? ????????????????? ?????????.
?????? ???????? ???????? ?????????? ???????.
?????? ????????? ???????????? ??????? ?? ????????? ??????; ????????? ?? ? ?????????? ?????????.
???????? ??????:
??? ? ??????????????????? ?, ?301??????????? ?????? ???10-10???????? ???????? ??????? ? , ????/? 1???????? ??????? Ft , ??? (??? ???)0.5??????????? ???? F3??????????? ????????? ????????? ?16??????? ?????????? ???????? ?, ???-33????????????? ???????? ????? R?? , ???1??????? ???????????????? Si ?/??0.9
?????????? ??????????? ???????? ?????????? ??????????? ??????:
f_?=0.7�f_?=0.7�0.5�?10?^9=0.35�?10?^9 ??
U_??= R_oc�v((4�k�T�f_?)/R_oc )=1000�v((4�1.38�?10?^(-23)�301�0.35�?10?^9)/1000=)
=7.626�?10?^(-5) ?=0.076 ??
?????? ??????????? ?????????? ????????? ????
= 0.8
?_??= ?10?^(0.1�p_?? )= ?10?^(0.1�(-33))=0.5 ??
? I?_?= S_i� P_(?? )=0.9�0.5�?10?^(-3)= 0.45 ??
U_??= R_??�v(2�q�I_?�?^(2+e)�f_? )= =1000�v(2�1.6�?10?^(-19)�0.45�?10?^(-3)�?16?^(2+0.8)�0.35?�10?^9 )=0.011 ?
?????????? ???????:
U_c= I_?�M�R_(oc )=0.45�?10?^(-3)�16�1000=7.22 ?
?????? ????????? ??????/???:
Q= (I_?�M)/v((2�q�I_?�?^(2+e)+(4�k�T�f_y)/R_oc )f_? )==(0.45�?10?^(-3)�16)/v((2�1.6�?10?^(-19)�0.45�?10?^(-3)�?16?^(2+0.8)+(4�1.38�?10?^(-23)�301�1.5)/1000)�0.35�?10?^9 )=9.241 ????????????:
A_?=20�log??Q=20�log??(9.241)=19.314? ? ??
????????? ????????????:
??_?=2 ??
?_(? ?? )=4.63+11.42�log?(log??(p_?? )^(-1) ? )+ ??_?= 4.63+11.42�log?(log??(?10?^(-8) )^(-1) ? )+ 2=16.94 ??
?????: ?????? ?? ?????????? ??????,????????? ???????????? ????????????? ?????????? ????????.
?????? ???????????? ??????????
"???????????? ???????? ?? ????????? ? ?????????? ?????????????? ?????????? ?????? ???????? ??? ?????????-????????? 5 ? 6 ??????", ?????? 2002 ?.?. ??????
"????????????? ?????? ? ?????????? ???????? ????????", ?.?. ??????
"?????????? ???????????????????? ???????", ?.?.?????????,?????? 2011
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