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8/17/2019 Factors That Affect Signal Quality and Strenght
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FACTORS THAT AFFECT SIGNAL QUALITY AND STRENGHT
FACTEURS QUI PORTENT ATTEINTE QUALITÉ SIGNAL ET LA Réduction du signa
• INTERFERENCE
Int!"#!"!nc! "!duc!s t$! signa %uait& 'CINR()
*$ic$ in tu"n a+!cts t$! FEC cod!) $!nc! t$! t"ans,ission "at!
It is caus!d -& int!"#!"!nc! #"o, ad.ac!nt s!cto"s on t$! sa,! #"!%u!nc& as t$!conn!ct!d s!cto"/
In a s&st!, *it$ no int!"#!"!nc! 0RSSI0 1 0CINR0 2 34
Int!"#é"!nc! "éduit a %uaité du signa ' CINR ( )
%ui 5 son tou" a+!ct! ! cod! FEC ) donc a 6it!ss! d! t"ans,ission
E! !st causé! 7a" d!s int!"#é"!nc!s 7"o6!nant d!s s!ct!u"s ad.ac!nts su" a,8,! #"é%u!nc! %u! ! s!ct!u" conn!cté/
Dans un s&st9,! sans int!"#é"!nc! 0 RSSI 0 1 0 CINR 0 2 34
• :LOC;AGE OF SIGNALS DUE TO LARGE O:STRUCTIONS
T$is "!duc!s t$! signa st"!ngt$ 'RSSI(
:LOCAGE DE SIGNAU< EN RAISON DE GRANDES O:STACLESC!ci "éduit =int!nsité d! signa 'RSSI(
• DISTANCE OF CPE FROM THE BASE STATION
T$! t"ans,itt!d signa d!ca&s *it$ distanc!) t$is is du! to 7at$ oss/H!nc! t$! "!c!i6!d signa st"!ngt$ *!a>!ns as distanc! #"o, -as! station inc"!as!s
DISTANCE DES CPE DE LA STATION DE :ASEL! signa t"ans,is désint9g"! a6!c a distanc!) c!a !st d? 5 =a+ai-iss!,!nt d! t"a.!t /D=o@ a #o"c! du signa "!u a+ai-it aussi a distanc! d! a station d! -as! aug,!nt!