ts_125331v120300p

3GPP TS 25.331 version 12.3.0 Release 12
1225
ETSI TS 125 331 V12.3.0 (2014-10)
Information Element/Group Need Multi Type and Semantics description Version
name
Reference
NAV-Keplerian Parameters OP NOTE REL-8
(“Model 2”)
>URA Index MP Bit String(4) SV accuracy
REL-8
(dimensionless) [72]
>Fit Interval Flag MP Bit String(1) Fit interval indication
REL-8
(dimensionless) [72]
>t oe MP Bit String(16) Time of ephemeris
REL-8
(seconds) [72]
>ω MP Bit String(32) Argument of perigee
REL-8
(semi-circles) [72]
>Δn MP Bit String(16) Mean motion difference from REL-8
computed value
(semi-circles/sec) [72]
>M 0 MP Bit String(32) Mean anomaly at reference REL-8
time
(semi-circles) [72]
>OMEGAdot MP Bit String(24) Rate of right ascension REL-8
(semi-circles/sec) [72]
>e MP Bit String(32) Eccentricity
REL-8
(dimensionless) [72]
>Idot MP Bit String(14) Rate of inclination angle REL-8
(semi-circles/sec) [72]
>sqrtA MP Bit String(32) Square root of semi-major axis REL-8
(meters 1/2 ) [72]
>i 0 MP Bit String(32) Inclination angle at reference REL-8
time
(semi-circles) [72]
>OMEGA 0 MP Bit String(32) Longitude of ascending node REL-8
of orbit plane at weekly epoch
(semi-circles) [72]
>C rs MP Bit String(16) Amplitude of sine harmonic REL-8
correction term to the orbit
radius
(meters) [72]
>C is MP Bit String(16) Amplitude of sine harmonic REL-8
correction term to the angle of
inclination
(radians) [72]
>C us MP Bit String(16) Amplitude of sine harmonic REL-8
correction term to the
argument of latitude
(radians) [72]
>C rc MP Bit String(16) Amplitude of cosine harmonic REL-8
correction term to the orbit
radius
(meters) [72]
>C ic MP Bit String(16) Amplitude of cosine harmonic REL-8
correction term to the angle of
inclination
(radians) [72]
>C uc MP Bit String(16) Amplitude of cosine harmonic REL-8
correction term to the
argument of latitude
(radians) [72]
CNAV/CNAV-2 Keplerian OP NOTE REL-8
Parameters
(“Model 3”)
>t op MP Bit String(11) Data predict time of week REL-8
(seconds) [68,69,70,72]
>URA oe Index MP Bit String(5) SV accuracy
REL-8
(dimensionless) [68,69,70,72]
>ΔA MP Bit String(26) Semi-major axis difference at
reference time
(meters) [68,69,70,72]
REL-8
ETSI