indoor planning with pico bts
TRANSCRIPT
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Indoor Planning with Pico BTS3.9.2007
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Introduction
Pico BTS is small size, low power n!oor Base Station, which
can "e use! to pro#i!e co#era$e an! capacit% &or !i&&erent t%peo& in!oor locations
Tra&&ic 'ot spots like
( Shoppin$ malls
( )ailwa% stations, Airports etc(
*&&ice "uil!in$s
+ Basic o#era$e( -n!er$roun! locations like car parks
Pico BTS withinternal antenna
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Pico WCDMA BTS - Main charactri!tic!
-TS No!e B compliant to .0PP )elease BTS lass 3ocal Area Base
Station4 speci&ications
+ 2155hz -TS &re6uenc% "an! (
( Fre6uenc% ran$e7 2115 ( 2185 'z !ownlink 1925 ( 19:5 'z uplink
+ Sin$le carrier 2"0 #W$2% dB#)F output power
+ )ecei#er sensiti#it%7 ;158 !Bm, 12
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Pico BTS antenna characteristics
Pico BTS can "e use! with internal or with eternal antenna =s> or DAS, re6uire!uplication o& components
Pico BTS can "e installe! either on wall, ceilin$ or pole
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Th intrnal antnna &or th Pico BTS
*ptional 4internal4 antenna
+ Screwe! to the &ront o& the main unit
+ Support &or recei#er !i#ersit%
+ 'i!!en "ehin! plastic co#er
haracteristics when mounte! on unit+ Polarization7 Dual Slant @CE
+ Antenna 0ain !Bi
+ 'al& Power Beam wi!th7
(85E horizontal
( 85E #ertical
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Pico BTS antenna characteristics
Pico BTS supports recei#e !i#ersit%< t is possi"le to implement ) !i#ersit%
with internal antenna or with eternal antenna
n case o& eternal antenna or DAS, it will re6uire !uplication o& thecomponents( Pico site cannot pro#i!e !ominance &or whole &loor
( Pico o#era$e is poor in some areas
Pin$;Pon$ e&&ect
; Tune S'* parameters i& possi"le *) /AND a!! secon! Pico toensure "etter !ominance an! co#era$e in !eep insi!e areas
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Ca/acit
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Pico BTS Ca/acit ' C) u!ag
Pico BTS is ori$inall% thir! part% pro!uct an! its hannel ?lement apacit%
consumption !i&&ers &rom e;Nokia BTSs+Ta"le "elow !escri"e the !i&&erence "etween Pico BTS ? usa$e an! e;Nokia BTS ? usa$e without 'SDPA
,uird Channl)l#nt!
Pico BTS 40
Ca/acit
WSPC
Ca/acit
5l+i S!t#Modul 5SMB
6,AS"8!r datarat$/!
)+-*o:iaBTS
PicoBTS
a num"er o&?s :. D3 / :2 -3 @ 192
in &or ommonhannels . D3 / 2 -3
1 &or 1;.cells 1 &or 1;. cells
1 or #oice 1 1 :5 @ =@:> 192 =18>
.2 2 2 @5 .2 =2@> 9 =::>
@ @ 2.;" .5 1 =12> @: =@@>
12: @ " 1C 1 =12> @: =@@>
2C : 0 8G : => 2@ =22>
.:@ 1 0 8G @ =.> 12 =11>
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Pico BTS Ca/acit ' Co##on Channl!
Pico BTS ommon hannel ? consumption !i&&ers &rom e;Nokia pro!ucts
+ n D3 maimum ' capacit% can "e achie#e! with . ?( FA' re6uire 2 ?
( P' re6uire 1 ?
( B' re6uire 5 ?
+ n -3 minimum 2 ? is re6uirement
( 2 ? is re6uire! per P)A' si$nature
H?3 parameterAllowedPreambleSignatures!e&ine how man% pream"le si$naturesare allowe!< urrent !e&ault #alue &or this parameter is @, i& !e&ault #alue is use! itmeans that @2?I:? is reser#e! &or -3 ommon hannels without license
Pico BTS )elease 2 L K1/255: =)AS5>
+ Support &or .2 simultaneous 'SDPA users an! simultaneous 'S-PA users
( 1C co!es7 12
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=SDPA through/ut in indoor niron#nt
*nce properl% planne!, in!oor cells can $enerall% pro#i!e"etter 'SDPA throu$hput than acrocells
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Pico /lin:
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Indoor )niron#nt - )*o
+ ?"/No impacts "oth s%stem co#era$e an! capacit%
( ?"/No re6uirement is a &unction o& B3?) re6uirements, Bit )ate, -? spee!,propa$ation channel an! Di#ersit% etc