Te
chnical De
ta
ils
10
Te
ch
nic
al
De
ta
ils
Impor
tant Informa
tion
This user’
s guide pr
ovide
s
impor
tant informa
tion on the use
and oper
ation of y
our phone.
Plea
se r
ead all the informa
tion
car
efull
y prior t
o using the
phone for the be
st per
formance
and t
o pr
ev
ent an
y damage t
o or
misuse of the phone. An
y
unappr
ov
ed change
s or
modifica
tions will v
oid y
our
w
arr
ant
y.
FCC P
ar
t 1
5
Cla
ss B
C
o
mpliance
This de
vice and it
s acce
ssorie
s
compl
y with par
t 1
5
of FCC rule
s.
Oper
ation is subject t
o the
follo
wing t
w
o conditions: (1) This
de
vice and it
s acce
ssorie
s ma
y no
t
cause harmful int
er
fer
ence, and
(2) this de
vice and it
s acce
ssorie
s
m
ust accep
t an
y int
er
fer
ence
receiv
ed, including int
er
fer
ence
tha
t cause
s unde
sir
ed oper
ation.
Te
chnical De
ta
ils
The
is an all
digit
al phone tha
t oper
ate
s on
bo
th Code Division Multiple A
cce
ss
(CDMA) fr
equencie
s: Cellular
service
s a
t 8
00 MHz and P
ersonal
Comm
unica
tion Service
s (PCS) a
t
1.9 GHz.
CDMA t
echnology use
s a fea
tur
e
called DSSS (Dir
ect Sequence
Spr
ead Spectrum) tha
t enable
s the
phone t
o k
eep comm
unica
tion fr
om
being cr
ossed and t
o use one
frequency channel b
y m
ultiple user
s
in the same specific ar
ea. This r
esult
s
in a 1
0-fold capacit
y incr
ea
se when
compar
ed with analog mode. In
addition, fea
tur
es
such a
s soft /
soft
er handoff
, har
d handoff
, and
dynamic RF po
wer contr
ol
technologie
s combine t
o r
educe call
int
errup
tions.
The Cellular and PCS CDMA
ne
tw
orks consist of MSO (Mobile
Switching Office), BSC (Ba
se
St
ation Contr
oller), BTS (Ba
se
St
ation T
ransmission S
yst
em), and
MS (Mobile St
ation).
