ts_125331v120300p

3GPP TS 25.331 version

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

3GPP TS 25.331 version 12.3.0 Release 12 1226 ETSI TS 125 331 V12.3.0 (2014-10) Information Element/Group Need Multi Type and Semantics description Version name Reference >A_dot MP Bit String(25) Chane rate in semi-major axis REL-8 (meters/sec) [68,69,70,72] >Δn 0 MP Bit String(17) Mean motion difference from REL-8 computed value at reference time (semi-circles/sec) [68,69,70,72] >Δn 0_dot MP Bit String(23) Rate of mean motion REL-8 difference from computed value (semi-circles/sec 2 ) [68,69,70,72] >M 0-n MP Bit String(33) Mean anomaly at reference REL-8 time (semi-circles) [68,69,70,72] >e n MP Bit String(33) Eccentricity REL-8 (dimensionless) [68,69,70,72] >ω n MP Bit String(33) Argument of perigee REL-8 (semi-circles) [68,69,70,72] >Ω 0-n MP Bit String(33) Reference right ascension REL-8 angle (semi-circles) [68,69,70,72] >ΔΩ_dot MP Bit String(17) Rate of right ascension REL-8 difference (semi-circles/sec) [68,69,70,72] >i o-n MP Bit String(33) Inclination angle at reference REL-8 time (semi-circles) [68,69,70,72] >I 0-n_dot MP Bit String(15) Rate of inclination angle REL-8 (semi-circles/sec) [68,69,70,72] >C is-n MP Bit String(16) Amplitude of sine harmonic REL-8 correction term to the angle of inclination (radians) [68,69,70,72] >C ic-n MP Bit String(16) Amplitude of cosine harmonic REL-8 correction term to the angle of inclination (radians) [68,69,70,72] >C rs-n MP Bit String(24) Amplitude of sine harmonic REL-8 correction term to the orbit radius (meters) [68,69,70,72] >C rc-n MP Bit String(24) Amplitude of cosine harmonic REL-8 correction term to the orbit radius (meters) [68,69,70,72] >C us-n MP Bit String(21) Amplitude of sine harmonic REL-8 correction term to the argument of latitude (radians) [68,69,70,72] >C uc-n MP Bit String(21) Amplitude of cosine harmonic REL-8 correction term to the argument of latitude (radians) [68,69,70,72] GLONASS Earth-Centered, OP NOTE REL-8 Earth-fixed Parameters (“Model 4”) >E n MP Bit String(5) Age of data REL-8 (days) [73] >P1 MP Bit String(2) Time interval between two adjacent values of t b (minutes) [73] REL-8 ETSI