Приближение заданного распределения поверхностного тока для расчета прямоугольных микрополосковых антенн. Нечаев Ю.Б. - 11 стр.

UptoLike

ВУЗ: 

ВГУ | Воронеж

Составители: 

Рубрика: 

]^_
I -
Zfieblm^Z lhdZ gZ baemqZl_e_ Ihkdhevdm
SR
PPP +=Re
fh`gh \\_lb
khijhlb\e_gb_ baemq_gby \ k\h[h^gh_ ijhkljZgkl\h
2
2
I
P
R
R
pR
=
b \ ih\_joghklgu_
\hegu
2
2
I
P
R
S
pS
=
Hq_\b^ghqlh
pSpRp
RRR += .
Dhfie_dkgh_ \oh^gh_ khijhlb\e_gb_ baemqZl_ey hlg_k_ggh_ d imqghklb lhdZ
hij_^_ey_lky\ujZ`_gb_f
2
2
I
P
z
p
= .
<oh^gh_khijhlb\e_gb_
ni
z
gZbaemqZxs_cdjhfd_Zgl_ggugZijbf_j\lhqd_
()
00
, yx
\ h[s_f kemqZ_ dhfie_dkgh_ b fh`_l [ulv gZc^_gh ih nhjfme_
ij_h[jZah\Zgby khijhlb\e_gbc q_l\_jlv\hegh\uf ljZgknhjfZlhjhf Khhlghr_gb_
ljZgknhjfZpbbbf__l\b^
[11]
()
p
c
p
ni
z
z
z
2
= ,
]^_
c
p
z -
oZjZdl_jbklbq_kdh_khijhlb\e_gb_fbdjhihehkdh\hcebgbbhlj_ahddhlhjhc
h[jZam_l baemqZl_ev GZb[hevrb_ agZq_gby \oh^gh_ khijhlb\e_gb_ bf__l gZ djZx
baemqZl_ey\ maeZo lhdZ gZbf_gvrb_
–
\ imqghklb lhdZ ?keb aZibldZ baemqZl_ey
ijhba\h^blky \ lhqd_ dhlhjZy hlklhbl hl _]h djhfdb gZ jZkklhygb_
ni
x
′
kf jbk
\oh^gh_khijhlb\e_gb_
p
z
ljZgknhjfbjm_lkyke_^mxsbfh[jZahf
()
()
ni
p
c
p
nini
x
z
z
xz
′
=
′
α
β
2
2
cos .
<dZq_kl\_ijbf_jZjZkkfhljbfbaemqZl_evgZhkgh\ghcfh^_lhdZJZkkfhljbf
kemqZc
1
=
α
Ki_dljZevgZyZfieblm^Ziehlghklbih\_joghklgh]hlhdZbf__l\b^
()
{}
(){
}
00
2
1
2
1
exp2exp
2
sin
2
cos2
,
~
yxili
w
c
l
IeJ
yxx
y
x
x
xyx
χ
χ
χ
χ
β
χ
χ
β
χ
χ
+
×
×
−
−=
&
&
(34) 
]^_ I - Zfieblm^Z lhdZ gZ baemqZl_e_ Ihkdhevdm Re P = PR + PS   fh`gh \\_lb

                                                                                            2 PR
khijhlb\e_gb_ baemq_gby \ k\h[h^gh_ ijhkljZgkl\h R pR =                                           b \ ih\_joghklgu_
                                                                                                 2
                                                                                             I

                  2 PS
\hegu R pS =                  Hq_\b^ghqlh R p = R pR + R pS .
                       2
                   I
         Dhfie_dkgh_ \oh^gh_ khijhlb\e_gb_ baemqZl_ey hlg_k_ggh_ d imqghklb lhdZ
hij_^_ey_lky\ujZ`_gb_f
                                                                   2P
                                                        zp =                 .
                                                                       2
                                                                   I

Страницы