8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
1/55
HUAWEI TECHNOLOGIES CO., LTD.
All rights reserved
www.huawei.c!
Internal
OMF 000004
Radio Frequency Part and
Antenna
ISSUE 2.0
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
2/55
HUAWEI TECHNOLOGIES CO., LTD. Page 2All rights reserved
RF components are widey used in
wireess system! and e""ect per"ormanceo" networ#
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
3/55
HUAWEI TECHNOLOGIES CO., LTD. Page 3All rights reserved
Upon competion t$is course! you wi %e a%e to&
Understand t$e structure and "eatures o"
com%ination unit
Master t$e #ey speci"ications o" antenna
'e a%e to c$oose t$e suita%e type o" RF
component
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
4/55
HUAWEI TECHNOLOGIES CO., LTD. Page 4All rights reserved
Chapter 1Cha
pter 1 RF Part in BTSRF Part in BTS
Chapter 2Chapter 2 AntennaAntenna
Chapter 3Chapter 3 Feeder and TTAFeeder and TTA
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
5/55
HUAWEI TECHNOLOGIES CO., LTD. Page 5All rights reserved
RF (e)ice o" '*S Antenna
**A
Antennastand
+umper %etweenantenna and **A
+umper %etween**A and "eeder
Feeder
,i-$tenin-
arrester
+umper %etweeni-$tenin- arresterand ca%inet
'*S./2
ca%inet
SWITCH BOX
FAN BOX
AIR BOX
P
S
U
P
S
U
P
S
U
P
S
U
P
S
U
P
S
U
P
M
U
*
M
U
*
E
S
*
E
U
*
E
U
C
D
U
C
D
U
T
RX
T
RX
T
RX
T
RX
C
D
U
C
D
U
T
R
X
T
R
X
T
R
X
T
R
X
C
D
U
C
D
U
TDU
FAN BOX
AIR BOX
P
S
U
P
S
U
P
S
U
P
S
U
P
S
U
P
S
U
P
M
U
T
R
X
T
R
X
T
R
X
T
R
X
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
6/55
HUAWEI TECHNOLOGIES CO., LTD. Page 6All rights reserved
Introduction
RF de)ice in '*S incudes two parts
Indoor& com%iner and spitter unit
For eampe& 1(U modue! S1U modue and E(U modue
Outdoor& antenna! "eeder! **A tower top ampi"ier3! umper and
i-$tnin- arrester
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
7/55HUAWEI TECHNOLOGIES CO., LTD. Page 7All rights reserved
Function o" 1om%iner and (i)ider
Use one antenna to support mutipe *56R5
si-nas! decreases t$e amount o" antenna and
"eeder
1ompete dupeer o" *56R5 and com%ine *5
si-na "iter! ampi"y and spit t$e R5 si-na
Pro)ide power "or **A
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
8/55HUAWEI TECHNOLOGIES CO., LTD. Page 8All rights reserved
1(U 1om%inin- and (i)ider Unit3
*/
*2
*71om%
*7(up
com%iner dupeer
di)ider
di)ider
ampi"ier
"iter
R/R2
RR4
R8
R9
R:
R;
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
9/55
HUAWEI TECHNOLOGIES CO., LTD. Page 9All rights reserved
S1U Simpe 1om%iner Unit3
*5/
*52
*5
*54
*5 >1om%
combiner
combiner
combiner
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
10/55
HUAWEI TECHNOLOGIES CO., LTD. Page 10All rights reserved
E(U En$ance (upeer Unit3
*/ dupeer
di)ider
ampi"ier
R/
R2
*6R7A=*/
di)ider
ampi"ier
R/
R2
dupeer *6R7A=*2*2
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
11/55
HUAWEI TECHNOLOGIES CO., LTD. Page 11All rights reserved
1omparison amon- (i""erent 1om%inin- Units
co!ine
ode
t"pica# #o$$%a#&e o'
TX(dB)
pricecopari$on
(per TRX)
1(U
com%ine two*5 si-na
one step d'com%iner
4.8 midde
S1Ucom%ine "our*5 si-natwo step d'
com%iner
9.; ow
S1U?1(U
com%ine "our*5 si-na
two step d'com%iner
; ow
E(U no com%iner dou%e dupe
/ midde
(ou%e 1(U wit$ com%iner3
no com%iner dou%e dupe
/ $i-$
(ou%e 1(Uwit$out com%iner3
com%ine two*5 si-na
dou%e dupe4.8 midde
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
12/55
HUAWEI TECHNOLOGIES CO., LTD. Page 12All rights reserved
=ew *ype 1(U@ES1U
E1(U
*$e structure is t$e same as 1(Us! %ut increase MA5. input
power. It can %ear up to/00B input RF power
ES1U
*$e structure is t$e same as 1(Us! %ut increase MA5. input
power. It can %ear up to/00B input RF power
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
13/55
HUAWEI TECHNOLOGIES CO., LTD. Page 13All rights reserved
Chapter 1Chapter 1 RF Part in BTSRF Part in BTS
Chapter 2Chapter 2 AntennaAntenna
Chapter 3Chapter 3 Feeder and TTAFeeder and TTA
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
14/55
HUAWEI TECHNOLOGIES CO., LTD. Page 14All rights reserved
B$at is AntennaC
Radiate and recei)e radio wa)e !con)ert $i-$ "requency current
to eectroma-netic wa)e w$en transmittin-! and con)ert
eectroma-netic wa)e to $i-$ "requency current w$en recei)in-
B l a h " l a h
b l a h " l a h
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
15/55
HUAWEI TECHNOLOGIES CO., LTD. Page 15All rights reserved
1assi"ication
1assi"y %y wor#in- %and& U
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
16/55
HUAWEI TECHNOLOGIES CO., LTD. Page 16All rights reserved
omni directiondirectiona Antenna
Radiate Pattern
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
17/55
HUAWEI TECHNOLOGIES CO., LTD. Page 17All rights reserved
Outine
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
18/55
HUAWEI TECHNOLOGIES CO., LTD. Page 18All rights reserved
)ertica poariation
Omni antenna
dua poariation
directiona antenna
Poariation
)ertica poariation
directiona antenna
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
19/55
HUAWEI TECHNOLOGIES CO., LTD. Page 19All rights reserved
Function
1on)ert $i-$ "requency current to eectroma-netic wa)e w$en
transmittin-
1on)ert eectroma-netic wa)e to $i-$ "requency current w$en
recei)in-
Antenna can not ampi"y t$e transmission power! ust concentrate
RF power to one direction
$orionta section Dertica section
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
20/55
HUAWEI TECHNOLOGIES CO., LTD. Page 20All rights reserved
Radiate Pattern
Omni antenna
lobe
Direction
antenna lobe
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
21/55
HUAWEI TECHNOLOGIES CO., LTD. Page 21All rights reserved
Radiate pattern
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
22/55
HUAWEI TECHNOLOGIES CO., LTD. Page 22All rights reserved
(ipoe and Isotropic
(ipoe
1*+ ,a%e #en-th
1*+,a%e #en-th
1*2,a%e #en-th
Isotropic
Ideal radiator with same ability on all direction!
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
23/55
HUAWEI TECHNOLOGIES CO., LTD. Page 23All rights reserved
ain
*$e radiation a%iity o" certain antenna o)ertop dipoe or isotropic
Indicates t$e antenna "eature o" eectroma-netic radiation in speci"ic
directions
Unit& d'i6d'd
t$eory source
l#$ antenna
(irection antenna
d'd
d'i
dBi .dBd/201
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
24/55
HUAWEI TECHNOLOGIES CO., LTD. Page 24All rights reserved
Forward to 'ac# Ratio
*$e ratio o" main o%e si-na stren-t$ to %ac# o%e
*$is )aue is wit$in /;G48d'. In ur%an! it is su--ested to use
t$e antenna wit$ $i-$ F6' ratio
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
25/55
HUAWEI TECHNOLOGIES CO., LTD. Page 25All rights reserved
'eam An-e
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
26/55
HUAWEI TECHNOLOGIES CO., LTD. Page 26All rights reserved
(own tite
*o contro co)era-e
*o decrease inter moduation
Reaiation& eectron and mec$anism
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
27/55
HUAWEI TECHNOLOGIES CO., LTD. Page 27All rights reserved
mec$anism
eectron
(own tite
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
28/55
HUAWEI TECHNOLOGIES CO., LTD. Page 28All rights reserved
E""ect o" Eectron (own tite
=o (own tite Eectron (own tite
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
29/55
HUAWEI TECHNOLOGIES CO., LTD. Page 29All rights reserved
E""ect o" Mec$anism (owntite
=o (owntite Eectron (owntite
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
30/55
HUAWEI TECHNOLOGIES CO., LTD. Page 30All rights reserved
E""ect o" di""erent met$ods
/0HE3 /0HM39HE3? 4HM3
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
31/55
HUAWEI TECHNOLOGIES CO., LTD. Page 31All rights reserved
Poariation
*$e direction o" eectro > )ector radiated %y antenna. *$e
)ertica poariation wa)e is )ertica wit$ t$e pane o" -round!
and t$e $orionta poariation wa)es parae wit$ t$e pane o"
-round
Sin-e antenna $as ony one poariation direction.
(ua poaried antenna contains two sin-e > poaried antenna
in one entity. (ua poariation antenna usuay adopts ?486 48
de-ree ort$o-ona poariation.
>
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
32/55
HUAWEI TECHNOLOGIES CO., LTD. Page 32All rights reserved
Poariation
78RTICA9 HORIAONTA9
/ + 5 +
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
33/55
HUAWEI TECHNOLOGIES CO., LTD. Page 33All rights reserved
(ua Poariation
7*H /*5 +4
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
34/55
HUAWEI TECHNOLOGIES CO., LTD. Page 34All rights reserved
Port Isoation
*$e isoation amon- ports s$oud %e more t$an 0 d'. "or muti>portsantenna! Suc$ as dua %and! dua poariation antenna
1W (1W) 1W
1#o-(1W*1W) . 3dB
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
35/55
HUAWEI TECHNOLOGIES CO., LTD. Page 35All rights reserved
=u Fied
It s$a appy nu "ied tec$noo-y w$en ero dept$ is ess t$an
main %eam "or 29d'.
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
36/55
HUAWEI TECHNOLOGIES CO., LTD. Page 36All rights reserved
:ain to #o,er $ide
:ain to &pper $ide
Upper Side ,o%e Suppression
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
37/55
HUAWEI TECHNOLOGIES CO., LTD. Page 37All rights reserved
1oupin- 'etween Antennas
main o%e
8 .. /0λ
/0
Antenna patterns %ecome superimposed i"
distance is too cose
Dertica separation (ecoupin- distance&/ can pro)ide %etter
R5 6*5 decoupin-
Minimum coupin- oss
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
38/55
HUAWEI TECHNOLOGIES CO., LTD. Page 38All rights reserved
Instaation Eampes Recommended decoupin-
*5 > *5& J0d'
*5 > R5& J40d'
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
39/55
HUAWEI TECHNOLOGIES CO., LTD. Page 39All rights reserved
Antenna Instaation
Coupling loss (dB):
,)2;?40o-#63 )ertica instaation3
,)22?20o-d63>/?23>S/?S23 $orionta instaation3
N& wa)e en-t$
& distance at )ertica
(& distance at $orionta
/ 、 2& -ain
S/ 、 S2& Reati)e -ain at ine connected two antenna
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
40/55
HUAWEI TECHNOLOGIES CO., LTD. Page 40All rights reserved
(istri%uted Antenna System
"'*SPower
spitter Powerspitter
Power
spitter
coupin-
coupin-
coupin-
coupin-
Sma
antenna
Sma
antenna
Sma
antenna
Sma
antenna
Sma
antenna
Sma
antenna
Sma
antenna
coupin-
(ua direction
ampi"ier
(ua direction ampi"ier
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
41/55
HUAWEI TECHNOLOGIES CO., LTD. Page 41All rights reserved
Symmetry and Asymmetry =etwor#
*6R
*6R
/.9
0.8/0
/00.8
(ua direction ampi"ier
(ua direction
ampi"ier
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
42/55
HUAWEI TECHNOLOGIES CO., LTD. Page 42All rights reserved
Optica Fi%er (istri%uted Antenna
*$e optica "i%er repeater is mainy adopted in t$e case
o" wide co)era-e and on- distance transmission
signal
#$tical transcei%er # $ t i c a l t r a n s c e i % e r
#$tical transcei%er
# $ t i c a l t r a n s c
e i % e r
transcei%er
transcei%er
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
43/55
HUAWEI TECHNOLOGIES CO., LTD. Page 43All rights reserved
,ea#y 1a%e
1oaia ca%e wit$ per"orated eads
It is mainy adopted "or tunne! metro and wit$ $i-$ cost o"
equipment and instain-
*6R
&atching load
&atching load
'(al direction am$li)ier
'(al direction am$li)ier
Power s$litter
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
44/55
HUAWEI TECHNOLOGIES CO., LTD. Page 44All rights reserved
,ea#y ca%e
1oaia ca%e wit$ per"orated eads
Produce constant "ied>stren-t$ aon- ca%e runs
Bor# at wide>%and
Radiatin- oss %ecome $i-$er wit$ $i-$ "requency
Dery ar-e %endin- radius
Formery o"ten used "or tunne co)era-e
Epensi)e
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
45/55
HUAWEI TECHNOLOGIES CO., LTD. Page 45All rights reserved
Feature o" ,ea#y 1a%e
*ransmission oss per $undred meter
*ypica )aue & /0J40 d' per /00m
1oupe ,oss at / meter distance
*ypica )aue 88 d' at /m3
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
46/55
HUAWEI TECHNOLOGIES CO., LTD. Page 46All rights reserved
1omparison wit$ (istri%uted Antenna
type ea#in- "i%er coaia "i%er optica
desi-n a-iity -ood -ood not -ood
cost $i-$ ow $i-$
1ompeity o"instain-
$i-$ ow ow
oss o"transmission
$i-$ $i-$ ow
power suppy not needed not needed needed
reia%iity $i-$ $i-$ ow
appica%iity metro! tunne$i-$ %uidin-!
commerciaarea
"ar areaco)era-e
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
47/55
HUAWEI TECHNOLOGIES CO., LTD. Page 47All rights reserved
Chapter 1 RF Part in BTSChapter 1 RF Part in BTS
Chapter 2 AntennaChapter 2 Antenna
Chapter 3 Feeder and TTAChapter 3 Feeder and TTA
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
48/55
HUAWEI TECHNOLOGIES CO., LTD. Page 48All rights reserved
*ower *op Ampi"ier
Ampi"y upin# wea# si-na! t$en&
'aance upin# and downin#
1ompensate oss o" "eeder
"im$le* + d($le* + tri$le* +
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
49/55
HUAWEI TECHNOLOGIES CO., LTD. Page 49All rights reserved
*ripe *ower *op Ampi"ier
,ow noise ampi"ier
*5 "iter
%ypass'ias *ee'*S
trip#e; TTA
antenna
(1
,- )ilter ,- )ilter
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
50/55
HUAWEI TECHNOLOGIES CO., LTD. Page 50All rights reserved
(ata 1on"i-uration o" 1(U *urn on power o" **A in 1(U %e"ore instaation
**A switc$ is in rear pane o" 1(U
1on"i-uration aarm t$res$od o" **A current %e"ore instaation
**A current switc$ is in rear pane o" 1(U
1on"i-uration attenuation "actor o" recei)e si-na on conso attenuation "actor o" recei)e si-na
**A -ain "eeder oss
Simpe **A -ain&/4d'! tripe **A -ain&/2d'
(onQ t use **A i" not necessary
For t$e con)enience o" instaation
*o -et %etter i-$tin- >proo" e""ect
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
51/55
HUAWEI TECHNOLOGIES CO., LTD. Page 51All rights reserved
Power Switc$ and 1urrent ,imit
Rear pane o" MB 1(U
**AM **A(
OFF OFF
**AM **A(
/
2
**AM **A(
OFF OFF
/2
**AM& power switc$ o" main **A switc$
**A(& power switc$ o" di)ersity **A
seect current imit**AM **A(
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
52/55
HUAWEI TECHNOLOGIES CO., LTD. Page 52All rights reserved
Power Switc$ and 1urrent ,imit
M A I =
0 / 2
0/2
( I D E R S E
=ote&
MAI=:main **A switc$
(IDERSE :di)ersity **A switc$
Rear pane o" 1OM (ED 1(U
0/ 2
0/2
0/ 2
0/2
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
53/55
HUAWEI TECHNOLOGIES CO., LTD. Page 53All rights reserved
Feeder
Feeder selection
*ype & /62L、 :6;L、 864L
Seect 864L in t$e case o" "eeder en-t$ is more t$an ;0 m
and ot$erwise seect :6;L in 00M
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
54/55
HUAWEI TECHNOLOGIES CO., LTD. Page 54All rights reserved
In t$is course! we $a)e earned&
1U( structure and oss
S1U structure and oss
Antenna type and "eature
**A
S&ar"S&ar"
8/21/2019 3. OMF000004 RF Parts and Antenna ISSUE2.0
55/55
www.$uawei.com
*$an# ou
Top Related