976,0*/+|.0,}
<:=:2BC@6 9:89 ?>D6@ ;2B49:=8 @6;2E
7IFTURIS
\
?7C mqcn]bcha ][j[\cfcns
\
M[n]bcha l_f[s
\
Ub_ l_f[s ][h mn[h^ 9977C j_[e ]oll_hn `il 87gm
\
Khn_la[l[n_^ ih_4jc_]_ chmn[ff[ncih mifoncih3 `[]cfcn[n_
siol chmn[ff[ncih l_kocl_g_hn5
\
;eW ^c_f_]nlc] mnl_hanb 0\_nq__h ]icf [h^ ]ihn[]n1
\
Ghpclihg_hn[f `lc_h^fs jli^o]n 0SiJT ]igjfc[hn1
\
Ponfch_ Fcg_hmcihmA 0:?57 r :75@ r 8=5<1 gg
4>=B24B 52B2
Eihn[]n [ll[ha_g_hn
Eihn[]n l_mcmn_h]_
Eihn[]n g[n_lc[f
Eihn[]n l[ncha 0S_m5 fi[^1
N[r5 mqcn]bcha pifn[a_
N[r5 mqcn]bcha ]oll_hn
N[r5 mqcn]bcha jiq_l
N_]b[hc][f _h^ol[h]_
Gf_]nlc][f _h^ol[h]_
Usj5A75;<g
8C3 8D
g[r50[n ?7C1
081
4>:;
Eicf jiq_l
Tchaf_ ]icf f[n]bchaA Cjjlir5 857X
Fio\f_ ]icfm f[n]bchaA Cjjlir5 957X
CaThP
9
?7C 9<7WCE
9<7WCE
?7C
97777WC
8 r 87
<
PQT
<777
PQT
4>:; 52B2
Tchaf_ ]icf f[n]bcha
Oigch[f
Wifn[a_
WFE
<
=
@
89
9;
T_n 6 S_m_n
Wifn[a_
WFE
g[r5
;
;5?
>59
@5=
8@59
:?5;
Qofm_
Fol[ncih
gm
gch5
877
877
877
877
877
877
[n 9:
Eicf S_mcmn[h]_
r 08 87-1
9<
:=
?7
8;<
<><
99>7
Oin_mA 081 Usjc][f p[fo_A T[gjfcha ko[hncns `il ]ihn[]n l_mcmn[h]_ mb[ff hin f_mm nb[h
97 j]m3 n[e_ nb_ [p_l[a_ p[fo_ `lig < ]ihnchiom g_[mol_g_hnm `il _[]b
m[gjf_5
492@24B6@:AB:4A
Khmof[ncih l_mcmn[h]_
Fc_f_]nlc] D_nq__h ]icf . ]ihn[]nm
mnl_hanb
D_nq__h ij_h ]ihn[]nm
El__j[a_ ^cmn[h]_
Pj_l[n_ ncg_ 0[n higc5 pifn51
S_f_[m_ ncg_ 0[n higc5 pifn51
Tbi]e l_mcmn[h]_
Hoh]ncih[f
F_mnlo]ncp_
8777N
0[n <77WFE1
;777WCE 8gch
8<77WCE 8gch
?gg
97gm g[r5
97gm g[r5
@?g6m
9
@?7g6m
9
87Jt ni <<Jt 85<gg FC
<- ni ?<- SJ
4;7
ni >7
<<L g[r5
QED
Cjjlir5 <7a
Fomn jlin_]n_^
;?
Fio\f_ ]icfm f[n]bcha
Oigch[f
Wifn[a_
WFE
<
=
@
89
9;
;?
T_n 6 S_m_n
Wifn[a_
WFE
g[r5
;
;5?
>59
@5=
8@59
:?5;
Qofm_
Fol[ncih
gm
gch5
877
877
877
877
877
877
Eicf S_mcmn[h]_
r 08 87-1
895<2895<
8?28?
;72;7
>92>9
9?<29?<
88<9288<9
Wc\l[ncih l_mcmn[h]_
Jogc^cns
Cg\c_hn n_gj_l[nol_
U_gj_l[nol_ lcm_
U_lgch[ncih
Vhcn q_cabn
Eihmnlo]ncih
=PTIS1
Xb_h l_koclcha inb_l higch[f pifn[a_3 mj_]c[f il^_l [ffiq_^5
=PTIS1
Ub_ ^[n[ mbiqh [\ip_ [l_ chcnc[f p[fo_m5
JPOIHC SGMCZ
KTP@7783 KTP6UT8=@;@ 3 KTP8;7783 PJTCT8?7783 KGER RE 7?7777 EGSUKHKGF
=9
978: S_p5 8577
>@56@:=8 :=7>@<2B:>=
JHG8@
BWQI
4POTFGT RFTLOK
4PLM VPMTFKI
4POTFGT JPRN
81
4POTFGT NFTIRLFM
APRT
?PMFRLTW
?RPHUGT SQIGLFM GPHI
/+1
?7C
4?76
@
4F
U
48
4S 0:@81
<3 =3 @3 893 9;3 ;?WFE
91
8 Hilg C
B1
CaThP
9
,1
Tchaf_ ]icf f[n]bcha
@1
O_a[ncp_ jif[lcns
-1
Fio\f_ ]icfm f[n]bcha
=LM1
Qimcncp_ jif[lcns
51
8 Hilg D
=PTIS1
81 J g_[hm nb[n l_f[s cm ih nb_ ,l_m_n, mn[nom qb_h ^_fcp_lsB F g_[hm nb[n l_f[s cm ih nb_ ,m_n, mn[nom qb_h ^_fcp_ls5K` hi mj_c][f l_kocl_^
\s ]omnig_l3q_ qcff e__j nb_ l_f[s ih nb_ ,m_n, mn[nom qb_h ^_fcp_ls5
>CB;:=6 5:<6=A:>=A~ D:@:=8 5:28@2< 2=5 ?4 3>2@5 ;2E>CB
Ponfch_ Fcg_hmcihm
VhcnA gg
=5<
857
98
Z75<
i
<5<
2759
7
88il875<
75:
9:
Z75<
:?
Z75:
<5<
T[gjfcha l_mcmn_h]_
K
K
K
87
Z759
:75@
Z75:
:5:
Z759
8=5<
Z75:
;
Z75:
S_g[leA 81 Folcha nb_ chmn[ff[ncih3 jf_[m_ jl_4`cr nb_ m]l_qm ihni nb_ nqi chmn[ff bif_m nb_h `[mn_h nb_ m]l_qm ni jlin_]n l_f[sm qilecha l_fc[\fcns
`lig mnl_mm `il]_ ^olcha nb_ chmn[ff[ncih5
91 Kh ][m_ i` hi nif_l[h]_ mbiqh ch ionfch_ ^cg_hmcihA ionfch_ ^cg_hmcih
[8gg3
nif_l[h]_ mbiof^ \_ v759ggB ionfch_ ^cg_hmcih
]8gg
[h^
[<gg3
nif_l[h]_ mbiof^ \_ v75:ggB ionfch_ ^cg_hmcih
]<gg3
nif_l[h]_ mbiof^ \_ v75;gg5
:1 Ub_ nif_l[h]_ qcnbion ch^c][ncha `il QED f[sion cm [fq[sm v758gg5
=:
>CB;:=6 5:<6=A:>=A~ D:@:=8 5:28@2< 2=5 ?4 3>2@5 ;2E>CB
VhcnA gg
Xclcha Fc[al[g
Qimcncp_ jif[lcns
O_a[ncp_ jif[lcns
S_m_n
T_n
8
:
9
S_m_n
8
:
S_m_n
T_n
8
:
9
S_m_n
8
:
T_n
T_n
=PTLGI
85 S_f[s cm ih nb_ xl_m_ny il ,m_n, mn[nom qb_h \_cha l_f_[m_^ `lig mni]e3 qcnb nb_ ]ihmc^_l[ncih i` mbi]e lcm_h `lig nl[hmcn [h^ l_f[s
giohncha3 l_f[s qiof^ \_ ]b[ha_^ ni xm_ny il ,l_m_n, mn[nom3 nb_l_`il_3 qb_h [jjfc][ncih 0]ihh_]ncha nb_ jiq_l mojjfs13 jf_[m_
l_m_n nb_ l_f[s ni xm_ny il xl_m_ny mn[nom ih l_ko_mn5
95 Kh il^_l ni g[chn[ch xm_ny il xl_m_ny mn[nom3 _h_lact_^ pifn[a_ ni ]icf mbiof^ l_[]b nb_ l[n_^ pifn[a_3 cgjofm_ qc^nb mbiof^ \_ <
ncg_m gil_ nb[h xm_ny il xl_m_ny ncg_5 Fi hin _h_lact_ pifn[a_ ni xm_ny ]icf [h^ xl_m_ny ]icf mcgofn[h_iomfs5 Ch^ [fmi fiha _h_lact_^
ncg_ 0gil_ nb[h 8 gch1 mbiof^ \_ [pic^_^5
:5 Ub_ fi[^/m ionjon n_lgch[fm i` nb_ f[n]bcha l_f[s ][h hin \_ nch4mif^_l_^ hil \_ ql_h]b_^B
;5 Qf_[m_ ]ihnlif nb_ ^cmn[h]_ ^c``_l_h]_ \_nq__h nb_ qilecha [l_[m i` nb_ g_n_l ]ihh_]ncih n_lgch[fm ][h hin _r]__^ 75<ggY
<5 S_f[sm om_^ `il g_n_lcha g_[molcha [jjfc][ncihm [l_ omo[ffs g[^_ qcnb ^omn jlii` mnlo]nol_3 qbcf_ gimn l_f[sm ]iof^ \_ g[^_
mj_]c[ffs j_l ]omnig_l/m mj_]c`c] l_kocl_g_hnm5Oi fiha_l nb[h = gihnbm/ mnil[a_ ncg_ cm l_]igg_h^_^ `il nbcm ech^ i` l_f[s3
[h^ jf_[m_ j[s [nn_hncih ni nb_ mnil[a_ _hpclihg_hn5 Ui _hmol_ ]ihn[]n l_fc[\cfcns3 q_ qcff e__j ]ihn[]n mn[nom \_ ]fim_^ qb_h
^_fcp_ls c` hi mj_]c[f l_kocl_^ \s ]omnig_l5
Fcm]f[cg_l
Ubcm ^[n[mb__n cm `il nb_ ]omnig_lmw l_`_l_h]_5 Cff nb_ mj_]c`c][ncihm [l_ mo\d_]n ni ]b[ha_ qcnbion hinc]_5
X_ ]iof^ hin _p[fo[n_ [ff nb_ j_l`ilg[h]_ [h^ [ff nb_ j[l[g_n_lm `il _p_ls jimmc\f_ [jjfc][ncih5 Ubom nb_ om_l mbiof^ \_ ch [ lcabn jimcncih ni
]biim_ nb_ mocn[\f_ jli^o]n `il nb_cl iqh [jjfc][ncih5 K` nb_l_ cm [hs ko_ls3 jf_[m_ ]ihn[]n Jiha`[ `il nb_ n_]bhc][f m_lpc]_5 Jiq_p_l3 cn cm nb_ om_lwm
l_mjihmc\cfcns ni ^_n_lgch_ qbc]b jli^o]n mbiof^ \_ om_^ ihfs5
u
Yc[g_h Jiha`[ Gf_]nli[]iomnc] Ei53 Mn^5 Cff lcabnm i` Jiha`[ [l_ l_m_lp_^5
=;
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
