| TELEPHONY Typical Equipment Telephony Trunks Between Large Earth Stations
Mobile Telephony Earth Stations Used As Fixed Earth Stations Telephony on Interactive VSAT Networks Telephony on Point to Point Links |
|
Typical Dedicated Telephony VSAT Equipment
| Typical Telephony VSAT Characteristics | |
| Supplier | Comsat |
| Model | CDMA Portable Satcom Terminal |
| Outbound data rate | |
| Outbound access | Direct sequence spread spectrum with efficient PN sequence |
| Outbound coding | Convolutional rate 1/2 FEC/Viterbi decoding |
| Outbound modulation | BPSK |
| Inbound data rate | |
| Inbound access | Direct sequence spread spectrum with efficient PN sequence |
| Inbound coding | Convolutional rate 1/2 FEC/Viterbi decoding |
| Inbound modulation | BPSK |
| Traffic data rate | |
| Traffic access | |
| Traffic coding | |
| Traffic modulation | |
| Signalling | |
| Signalling data rate | |
| Signalling access | |
| Signalling coding | |
| Signalling modulation | |
| Telephony channel assignment | |
| Data channel assignment | |
| Uplink frequency | |
| Downlink frequency | |
| Hub/NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise figure | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Indoor Unit | |
| Data ports | |
| Data rates | |
| Port types | |
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Trunk interface | |
| Signalling | DTMF |
| Speech coding | |
| Speech coding rate | 4.8 kb/s |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | |
| Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise figure | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Telephony VSAT Characteristics (continued) | ||
| Supplier | Gilat | |
| Model | DialAway | |
| Outbound data rate | 64 to 2048 kb/s | |
| Outbound access | STDM | |
| Outbound coding | convolutional or concatenated, Viterbi | |
| Outbound modulation | BPSK, QPSK | |
| Inbound data rate | 9.6, 19.2, 38.4, 76.8, 153.6 kb/s | |
| Inbound access | proprietary TDMA/FDMA | |
| Inbound coding | convolutional | |
| Inbound modulation | MSK, DPSK | |
| Traffic data rate | ||
| Traffic access | ||
| Traffic coding | ||
| Traffic modulation | ||
| Signalling | ||
| Signalling data rate | ||
| Signalling access | ||
| Signalling coding | ||
| Signalling modulation | ||
| Telephony channel assignment | ||
| Data channel assignment | ||
| Uplink frequency | ||
| Downlink frequency | 3.70 - 4.26, 4.50 - 4.80 GHz | 10.95 - 12.75 GHz |
| Hub/NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise figure | ||
| IF | 70 ± 18 MHz or 140 ± 36 MHz | |
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | to 2500 voice channels | |
| Indoor Unit | ||
| Data ports | ||
| Data rates | ||
| Port types | 10BaseT, 10Base2 | |
| Protocols | N/A | |
| Telephony subscribers | ||
| Telephony interfaces | 2-wire FXS | |
| Trunk interface | 4-wire E&M | |
| Signalling | DTMF, pulse, R2 | |
| Speech coding | G.723 | |
| Speech coding rate | 4.8 or 6.4 kb/s | |
| Fax | ||
| Fax modem rate | 4.8 kb/s | |
| Data modem rate | 2.4 kb/s | |
| Dimensions | 6 (h) x 40 (w) x 34 (d) cm | |
| Outdoor Unit | ||
| Antenna diameter | 1.8 to 2.4 m | 0.55 - 1.2 m |
| HPA | ||
| Noise figure | ||
| IF | 70 ± 18 MHz or 140 ± 36 MHz | |
| Uplink power control | ||
| Dimensions | ||
| Typical Telephony VSAT Characteristics | ||
| Supplier | Gilat | |
| Model | Faraway | |
| Outbound data rate | ||
| Outbound access | ||
| Outbound coding | ||
| Outbound modulation | ||
| Inbound data rate | ||
| Inbound access | ||
| Inbound coding | ||
| Inbound modulation | ||
| Traffic data rate | ||
| Traffic access | DAMA FTDMA | |
| Traffic coding | rate 3/4 | |
| Traffic modulation | QPSK | |
| Signalling | ||
| Signalling data rate | ||
| Signalling access | ||
| Signalling coding | ||
| Signalling modulation | ||
| Telephony channel assignment | ||
| Data channel assignment | ||
| Uplink frequency | C band, extended C band, Ku band | |
| Downlink frequency | C band, extended C band, Ku band | |
| Hub/NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise figure | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | to 8,000 remote terminals to 30,000 calls/hr | |
| Indoor Unit | ||
| Data ports | ||
| Data rates | to 128 kb/s | |
| Port types | RS 232 | |
| Protocols | transparent | |
| Telephony subscribers | 1 - 256 (2 - 8 trunks per modem) | |
| Telephony interfaces | 2 wire loop start and ground start, FXS and FXO, DID | |
| Trunk interface | 4 wire E & M, E1/T1 | |
| Signalling | decadic, DTMF, R1, R2, CCITT No 5 | |
| Speech coding | G.728 (LD-CELP) | G.729A |
| Speech coding rate | 16 kb/s | 8 kb/s |
| Fax | ||
| Fax modem rate | 9.6 kb/s | |
| Data modem rate | 9.6 kb/s | |
| Dimensions | 18 cm (h) x 44 cm (w) x 43 cm (d) | |
| Outdoor Unit | ||
| Antenna diameter | 1.2 m min | |
| HPA | ||
| Noise figure | ||
| IF | 70 ± 18 MHz | |
| Uplink power control | ||
| Dimensions | ||
| Typical Telephony VSAT Characteristics | ||
| Supplier | Hughes Network Systems | |
| Model | HES - Hybrid Earth Station | |
| Outbound data rate | ||
| Outbound access | TDM | |
| Outbound coding | ||
| Outbound modulation | ||
| Inbound data rate | ||
| Inbound access | TDMA | |
| Inbound coding | ||
| Inbound modulation | ||
| Traffic data rate | ||
| Traffic access | SCPC/FDMA | |
| Traffic coding | ||
| Traffic modulation | ||
| Signalling | ||
| Signalling data rate | ||
| Signalling access | ||
| Signalling coding | ||
| Signalling modulation | ||
| Telephony channel assignment | ||
| Data channel assignment | ||
| Uplink frequency | Ku band | |
| Downlink frequency | Ku band | |
| Hub/NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise figure | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | ||
| Indoor Unit | 4 channel or 14 channel TES Quantum, PES with LAN and serial ports, HES interface with single IF cable | |
| Data ports | RS 232, RS 449, V.35, ISDN, Ethernet | |
| Data rates | ||
| Port types | ||
| Protocols | ||
| Telephony subscribers | ||
| Telephony interfaces | 2 and 4 wire subscriber lines | |
| Trunk interface | T1, E1 | |
| Signalling | ||
| Speech coding | LD-CELP G.728 | |
| Speech coding rate | 16 kb/s | |
| Fax | ||
| Fax modem rate | ||
| Data modem rate | ||
| Dimensions | ||
| Outdoor Unit | ||
| Antenna diameter | 1.2, 1.8, 2.4, 3.8 m | |
| HPA | 5, 20 W | 2, 8 W |
| Noise figure | ||
| IF | ||
| Uplink power control | ||
| Dimensions | ||
| Typical Telephony VSAT Characteristics | ||
| Supplier | Hughes Network Systems | |
| Model | TES Quantum | |
| Outbound data rate | ||
| Outbound access | TDM | |
| Outbound coding | ||
| Outbound modulation | ||
| Inbound data rate | ||
| Inbound access | TDMA | |
| Inbound coding | ||
| Inbound modulation | ||
| Traffic data rate | ||
| Traffic access | SCPC/FDMA | |
| Traffic coding | ||
| Traffic modulation | BPSK or QPSK | |
| Signalling | ||
| Signalling data rate | ||
| Signalling access | ||
| Signalling coding | ||
| Signalling modulation | ||
| Telephony channel assignment | demand assigned | |
| Data channel assignment | pre assigned | |
| Uplink frequency | C band | 14 GHz |
| Downlink frequency | C band | 12 GHz |
| Hub/NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise figure | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | ||
| Indoor Unit | ||
| Data ports | RS-232, V.35, ISDN | |
| Data rates | to 56 kb/s synch, to 19.2 kb/s asynch | |
| Port types | ||
| Protocols | ||
| Telephony subscribers | ||
| Telephony interfaces | 2 and 4-wire subscriber lines, teleplay (2-wire loop or ground start), PBX anaolgue or digital | |
| Trunk interface | T1, E1 | |
| Signalling | STE, R1, R2, No 5, DTMF, dial pulse | |
| Speech coding | ADPCM G.721 | LD-CELP G.728 |
| Speech coding rate | 32 kb/s | 16 kb/s |
| Fax | ||
| Fax modem rate | 14.4 kb/s | |
| Data modem rate | 14.4 kb/s | |
| Dimensions | 4 slots 19" rack, 14 slot 19" rack with load sharing PSU | |
| Outdoor Unit | ||
| Antenna diameter | 1.2, 1.8, 2.4, 3.8, 4.5 or 6.1 m | |
| HPA | 5, 20, 40, 125 W | 2, 4, 8, 16 W |
| Noise figure | ||
| IF | 70 MHz | |
| Uplink power control | ||
| Dimensions | ||
| Typical Telephony VSAT Characteristics | |
| Supplier | Hughes Network Systems |
| Model | TES Quantum Direct |
| Outbound data rate | |
| Outbound access | |
| Outbound coding | |
| Outbound modulation | |
| Inbound data rate | |
| Inbound access | |
| Inbound coding | |
| Inbound modulation | |
| Traffic data rate | |
| Traffic access | DAMA SCPC/FDMA |
| Traffic coding | |
| Traffic modulation | |
| Signalling | |
| Signalling data rate | |
| Signalling access | |
| Signalling coding | |
| Signalling modulation | |
| Telephony channel assignment | |
| Data channel assignment | |
| Uplink frequency | |
| Downlink frequency | |
| Hub/NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise figure | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Indoor Unit | |
| Data ports | N/A |
| Data rates | N/A |
| Port types | N/A |
| Protocols | N/A |
| Telephony subscribers | |
| Telephony interfaces | |
| Trunk interface | |
| Signalling | R1, China No 1, R2, SS No 7, DTMF, pulse |
| Speech coding | G.729 |
| Speech coding rate | 8 kb/s |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | |
| Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise figure | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Telephony VSAT Characteristics (continued) | |
| Supplier | Linkabit Wireless |
| Model | Xpress Connection |
| Outbound data rate | |
| Outbound access | |
| Outbound coding | |
| Outbound modulation | |
| Inbound data rate | |
| Inbound access | |
| Inbound coding | |
| Inbound modulation | |
| Traffic data rate | 4.8 to 32 kb/s |
| Traffic access | SCPC DAMA |
| Traffic coding | Viterbi, rate 1/2, 3/4, 7/8; k=7 |
| Traffic modulation | BPSK, QPSK |
| Signalling | |
| Signalling data rate | 4.8 kb/s |
| Signalling access | TDM |
| Signalling coding | Viterbi, rate 1/2, 3/4, 7/8; k=7 |
| Signalling modulation | BPSK, QPSK |
| Telephony channel assignment | demand assigned |
| Data channel assignment | |
| Uplink frequency | 6.425 to 6.725 GHz |
| Downlink frequency | 3.400 to 3.700 GHz |
| Hub/NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise figure | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Indoor Unit | |
| Data ports | |
| Data rates | 4.8 kb/s |
| Port types | RS-232, RS-422 |
| Protocols | X.25 |
| Telephony subscribers | |
| Telephony interfaces | |
| Trunk interface | |
| Signalling | |
| Speech coding | |
| Speech coding rate | 4.8 kb/s |
| Fax | Group 3 |
| Fax modem rate | 4.8 kb/s |
| Data modem rate | 4.8 kb/s |
| Dimensions | |
| Outdoor Unit | |
| Antenna diameter | 1.2 m |
| HPA | 0.5 W |
| Noise figure | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Telephony VSAT Characteristics (continued) | ||
| Supplier | NEC | |
| Model | Nextar-VO | |
| Outbound data rate | ||
| Outbound access | ||
| Outbound coding | ||
| Outbound modulation | ||
| Inbound data rate | ||
| Inbound access | ||
| Inbound coding | ||
| Inbound modulation | ||
| Traffic data rate | ||
| Traffic access | SCPC/FDMA | |
| Traffic coding | rate 1/2 or 3/4, viterbi decoding | |
| Traffic modulation | QPSK | |
| Signalling | ||
| Signalling data rate | ||
| Signalling access | ||
| Signalling coding | ||
| Signalling modulation | ||
| Telephony channel assignment | demand assigned | |
| Data channel assignment | ||
| Uplink frequency | 5.925 to 6.425 GHz or 5.850 to 6.350 GHz | 14.0 to 14.5 GHz |
| Downlink frequency | 3.700 to 4.200 GHz or 3.625 to 4.125 GHz | 10.95 to 11.20, 11.45 to 11.70, 11.70 to 12.20, 12.25 to 12.75 GHz |
| Hub/NCC | ||
| Antenna diameter | 4.5 to 11 m | |
| Tracking | ||
| HPA | 10 W to 1 kW | 6 W to 1 kW |
| Noise figure | 55 K | 180 K |
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | ||
| Indoor Unit | ||
| Data ports | ||
| Data rates | ||
| Port types | ||
| Protocols | ||
| Telephony subscribers | ||
| Telephony interfaces | 2-wire loop | |
| Trunk interface | 4-wire E&M | |
| Signalling | ||
| Speech coding | ADPCM (G.721) | |
| Speech coding rate | 32 kb/s | |
| Fax | ||
| Fax modem rate | ||
| Data modem rate | ||
| Dimensions | ||
| Outdoor Unit | ||
| Antenna diameter | 1.2, 1.8, 2.4 m | |
| HPA | 3.3, 20 W | 0.5, 1, 2 W |
| Noise figure | 60 K | 140 K |
| IF | ||
| Uplink power control | ||
| Dimensions | ||
| Typical Telephony VSAT Characteristics (continued) | ||||
| Supplier | NSI Communications | |||
| Model | VSATPlus II | |||
| Outbound data rate | ||||
| Outbound access | ||||
| Outbound coding | ||||
| Outbound modulation | ||||
| Inbound data rate | ||||
| Inbound access | ||||
| Inbound coding | ||||
| Inbound modulation | ||||
| Traffic data rate | 256 kb/s to 8.75 Mb/s | |||
| Traffic access | PAMA and DAMA MF-TDMA with frequency hopping * | |||
| Traffic coding | rate 1/2, 3/4, 7/8 | |||
| Traffic modulation | QPSK | |||
| Signalling | ||||
| Signalling data rate | ||||
| Signalling access | ||||
| Signalling coding | ||||
| Signalling modulation | ||||
| Telephony channel assignment | ||||
| Data channel assignment | ||||
| Uplink frequency | ||||
| Downlink frequency | ||||
| Hub/NCC | ||||
| Antenna diameter | ||||
| Tracking | ||||
| HPA | ||||
| Noise figure | ||||
| IF | ||||
| Frequency control | ||||
| Pilot | ||||
| Uplink power control | ||||
| Capacity | 1000 sites | |||
| Indoor Unit | ||||
| Data ports | ||||
| Data rates | 2.4 to 512 kb/s, E1 to 2.048 kb/s, T1 to 1.536 Mb/s | |||
| Port types | EIA 232, EIA 449, V.35, E1 G.703 | |||
| Protocols | ||||
| Telephony subscribers | ||||
| Telephony interfaces | 2 wire with loop start and ground start | |||
| Trunk interface | full and fractional E1/T1 G.703, 2/4 wire E & M (type I - V trunks) | |||
| Signalling | DTMF, decadic, R2, China No 1, DTMF/S16 | |||
| Speech coding | ADPCM | PCM | CELP | |
| Speech coding rate | 16, 24, 32 kb/s | 64 kb/s | 4.8, 9.6 kb/s | |
| Fax | Group III | |||
| Fax modem rate | 14.4 kb/s | |||
| Data modem rate | ||||
| Dimensions | 18 (h) x 17 (w) x 46 (d) cm | |||
| Outdoor Unit | ||||
| Antenna diameter | 2.4 m | 1.8 m | ||
| HPA | 5 W | 2 W | ||
| Noise figure | ||||
| IF | 70 or 140 MHz | |||
| Uplink power control | ||||
| Dimensions | ||||
| Typical Telephony VSAT Characteristics (continued) | ||
| Supplier | Sattel | |
| Model | WorldNet | |
| Outbound data rate | 400 kb/s* | |
| Outbound access | TDM (MPEG 2)* | |
| Outbound coding | ||
| Outbound modulation | ||
| Inbound data rate | 19.2 kb/s* | |
| Inbound access | TDMA* | |
| Inbound coding | ||
| Inbound modulation | ||
| Traffic data rate | ||
| Traffic access | SCPC DAMA | |
| Traffic coding | rate 3/4, k=7 viterbi soft decision decoding | |
| Traffic modulation | O-QPSK | |
| Signalling | ||
| Signalling data rate | ||
| Signalling access | TDM/TDMA | |
| Signalling coding | ||
| Signalling modulation | ||
| Telephony channel assignment | demand assigned | |
| Data channel assignment | ||
| Uplink frequency | 5.9 - 6.5 GHz | 14.0 - 14.5 GHz |
| Downlink frequency | 3.7 - 4.2 GHz | 10.9 - 12.8 GHz |
| Hub/NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise figure | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | to 300,000 call attempts per hour | |
| Indoor Unit | ||
| Data ports | ||
| Data rates | to 19.2 kb/s | |
| Port types | RS-232D asynch | |
| Protocols | Hayes AT | |
| Telephony subscribers supported | ||
| Telephony interfaces | 2 wire subscriber loop start | |
| Trunk interface | 4 wire E & M, G.703 drop/insert trunk (2.048 Mb/s) | |
| Signalling | R1, R2, C5, DTMF, pulsed | |
| Speech coding | G.728 LD-CELP | |
| Speech coding rate | 16 kb/s | |
| Fax | ||
| Fax modem rate | 14.4 kb/s | |
| Data modem rate | 300 bps to 14.4 kb/s | |
| Dimensions | ||
| Outdoor Unit | ||
| Antenna diameter | 1.8 m | 1.2 m |
| HPA | 0.5 W | 1.0 W |
| Noise figure | 75° K | 140° K |
| IF | ||
| Uplink power control | ||
| Dimensions | ||
* used for signalling
| Typical Telephony VSAT Characteristics (continued) | |
| Supplier | STM Wireless |
| Model | DAMA 1000 |
| Outbound data rate | |
| Outbound access | TDM* |
| Outbound coding | |
| Outbound modulation | |
| Inbound data rate | |
| Inbound access | TDMA* |
| Inbound coding | |
| Inbound modulation | |
| Traffic data rate | 4.8 to 384 kb/s (to 2.048 Mb/s with external modem) |
| Traffic access | demand assigned FDMA (SCPC) |
| Traffic coding | rate 1/2 or 3/4, k = 7 |
| Traffic modulation | BPSK or QPSK |
| Signalling | |
| Signalling data rate | |
| Signalling access | |
| Signalling coding | |
| Signalling modulation | |
| Telephony channel assignment | |
| Data channel assignment | |
| Uplink frequency | |
| Downlink frequency | |
| Hub/NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise figure | |
| IF | 70 MHz ±18 MHz |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | 10,000 users |
| Indoor Unit | |
| Data ports | |
| Data rates | 4.8 to 256 kb/s |
| Port types | RS-422/499, RS-232C, V.35, G.703 (64 kb/s) |
| Protocols | |
| Telephony subscribers supported | |
| Telephony interfaces | E&M, 2W loop start, OPX, SLT, R2 |
| Trunk interface | |
| Signalling | |
| Speech coding | IMBE (Improved Multi-Band Excitation) |
| Speech coding rate | 4.8, 9.6, 16 kb/s |
| Fax | Group III |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | 18 (h) x 43 (w) x 45 (d) cm |
| Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise figure | |
| IF | |
| Uplink power control | |
| Dimensions | |
* used for signalling
| Typical Telephony VSAT Characteristics (continued) | |
| Supplier | STM Wireless |
| Model | Subscriber Earth Station (SES) |
| Outbound data rate | |
| Outbound access | TDM* |
| Outbound coding | |
| Outbound modulation | |
| Inbound data rate | |
| Inbound access | TDMA* |
| Inbound coding | |
| Inbound modulation | |
| Traffic data rate | |
| Traffic access | DAMA SCPC |
| Traffic coding | |
| Traffic modulation | |
| Signalling | |
| Signalling data rate | |
| Signalling access | |
| Signalling coding | |
| Signalling modulation | |
| Telephony channel assignment | |
| Data channel assignment | |
| Uplink frequency | |
| Downlink frequency | |
| Hub/NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise figure | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Indoor Unit | |
| Data ports | |
| Data rates | |
| Port types | |
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Trunk interface | |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | |
| Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise figure | |
| IF | |
| Uplink power control | |
| Dimensions | |
* used for signalling
| Typical Telephony VSAT Characteristics (continued) | |
| Supplier | STM Wireless |
| Model | X.DAMA |
| Outbound data rate | |
| Outbound access | |
| Outbound coding | |
| Outbound modulation | |
| Inbound data rate | |
| Inbound access | |
| Inbound coding | |
| Inbound modulation | |
| Traffic data rate | |
| Traffic access | |
| Traffic coding | |
| Traffic modulation | |
| Signalling | |
| Signalling data rate | |
| Signalling access | |
| Signalling coding | |
| Signalling modulation | |
| Telephony channel assignment | |
| Data channel assignment | |
| Uplink frequency | |
| Downlink frequency | |
| Hub/NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise figure | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Indoor Unit | |
| Data ports | |
| Data rates | |
| Port types | |
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Trunk interface | |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | |
| Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise figure | |
| IF | |
| Uplink power control | |
| Dimensions | |
* used for signalling
| Typical Telephony VSAT Characteristics (continued) | |||
| Supplier | ViaSat | ||
| Model | Skylinx SL6000 | ||
| Outbound data rate | |||
| Outbound access | |||
| Outbound coding | |||
| Outbound modulation | |||
| Inbound data rate | |||
| Inbound access | |||
| Inbound coding | |||
| Inbound modulation | |||
| Traffic data rate | |||
| Traffic access | DAMA SCPC | ||
| Traffic coding | |||
| Traffic modulation | |||
| Signalling | |||
| Signalling data rate | |||
| Signalling access | |||
| Signalling coding | |||
| Signalling modulation | |||
| Telephony channel assignment | |||
| Data channel assignment | |||
| Uplink frequency | 5.85 to 6.425 GHz | 6.7 to 7.1 GHz | 14.0 to 14.5 GHz |
| Downlink frequency | 3.625 to 4.2 GHz | 4.5 to 4.8 GHz | 19.95 to 11.45, 11.70 to 12.2, 12.25 to 12.75 GHz |
| Hub/NCC | |||
| Antenna diameter | |||
| Tracking | |||
| HPA | |||
| Noise figure | |||
| IF | |||
| Frequency control | |||
| Pilot | |||
| Uplink power control | |||
| Capacity | to 4,000 remote sites with up to 16 channels each 30,000 busy hour calls | ||
| Indoor Unit | |||
| Data ports | |||
| Data rates | |||
| Port types | |||
| Protocols | |||
| Telephony subscribers supported | |||
| Telephony interfaces | 2-wire, RJ-45 | ||
| Trunk interface | |||
| Signalling | DTMF | ||
| Speech coding | G.728, G.729 (optional) | ||
| Speech coding rate | 8, 16 kb/s ASET-pf | ||
| Fax | Group 3 | ||
| Fax modem rate | 14.4 kb/s | ||
| Data modem rate | 14.4 kb/s | ||
| Dimensions | |||
| Outdoor Unit | |||
| Antenna diameter | |||
| HPA | +31.7 dBm | +31.7 dBm | +29.7 dBm |
| Noise figure | |||
| IF | Tx: 1250 ± 11 MHz Rx: 950 to 1450 MHz | ||
| Uplink power control | |||
| Dimensions | 13.3 (h) x 53.3 (d) x 43.2 (w) cm | ||
| Typical Telephony VSAT Characteristics (continued) | |||
| Supplier | ViaSat | ||
| Model | Skylinx 8000 | ||
| Outbound data rate | |||
| Outbound access | |||
| Outbound coding | |||
| Outbound modulation | |||
| Inbound data rate | |||
| Inbound access | |||
| Inbound coding | |||
| Inbound modulation | |||
| Traffic data rate | |||
| Traffic access | DAMA SCPC | ||
| Traffic coding | rate 1/2 or rate 3/4 Viterbi | ||
| Traffic modulation | BPSK or QPSK | ||
| Signalling | |||
| Signalling data rate | |||
| Signalling access | |||
| Signalling coding | |||
| Signalling modulation | |||
| Telephony channel assignment | |||
| Data channel assignment | |||
| Uplink frequency | 5.85 to 6.425 GHz | 6.7 to 7.1 GHz | 14.0 to 14.5 GHz |
| Downlink frequency | 3.625 to 4.2 GHz | 4.5 to 4.8 GHz | 10.95 to 11.45, 11.70 to 12.20, 12.25 to 12.75 GHz |
| Hub/NCC | |||
| Antenna diameter | |||
| Tracking | |||
| HPA | |||
| Noise figure | |||
| IF | |||
| Frequency control | |||
| Pilot | |||
| Uplink power control | |||
| Capacity | to 4,000 remote sites with up to 16 channels each 30,000 busy hour calls | ||
| Indoor Unit | |||
| Data ports | |||
| Data rates | |||
| Port types | |||
| Protocols | |||
| Telephony subscribers supported | |||
| Telephony interfaces | 2/4 wire E&M | ||
| Trunk interface | |||
| Signalling | ISDN, SS 7 | ||
| Speech coding | ADPCM or adaptive sub-band excited transform (ASET) | ||
| Speech coding rate | 32 kb/s (ADPCM), 8 or 16 kb/s (ASET), 32 kb/s, 40 kb/s, 64 kb/s uncompressed PCM | ||
| Fax | |||
| Fax modem rate | 14.4 kb/s | ||
| Data modem rate | 14.4 kb/s | ||
| Dimensions | 13.3 (h) x 53.3 (d) x 43.2 (w) cm | ||
| Outdoor Unit | |||
| Antenna diameter | |||
| HPA | +37 dBM | +37 dBM | +34 dBM |
| Noise figure | |||
| IF | Tx: 1250 ± 11 MHz Rx: 950 to 1450 MHz | ||
| Uplink power control | |||
| Dimensions | |||