| MESHED VSAT Typical Equipment DAMA SCPC Meshed VSAT Networks
|
|
| Typical Meshed VSAT Characteristics | |||
| Supplier | ACT Networks | ||
| Model | Skyframe | ||
| Traffic Data Rate | 32, 64, 128, 256 kb/s | ||
| Traffic Access | SCPC/TDM | ||
| Traffic Coding | rate 1/2, 3/4 convolutional encoding, Viterbi decoding | ||
| Traffic Modulation | BPSK, QPSK | ||
| Signalling | |||
| Signalling Data Rate | |||
| Signalling Access | |||
| Signalling Coding | |||
| Signalling Modulation | |||
| Uplink frequency | |||
| Downlink frequency | |||
| NCC | |||
| Antenna diameter | |||
| Tracking | |||
| HPA | |||
| Noise temperature | |||
| IF | |||
| Frequency control | |||
| Pilot | |||
| Uplink power control | |||
| Capacity | |||
| Remote Indoor Unit | |||
| Ports | |||
| Data rates | 32, 64, 128, 256 kb/s | ||
| Port interfaces:
data
Ethernet voice |
|||
| Protocols | frame relay, HDLC *, 10BaseT *, 10Base2 * | ||
| Telephony subscribers | |||
| Telephony interfaces | T1 (1.512 and 2.048 Mb/s)* | ||
| Signalling | FXO, FXS, E&M, AC15 | ||
| Speech coding | ACELP | ADPCM G.726 | PCM G.711 |
| Speech coding rate | 4.8, 5.8, 8 kb/s | 32 kb/s | 64 kb/s |
| Fax | |||
| Fax modem rate | 2.4, 4.8, 7.2, 9.6 kb/s | ||
| Data modem rate | |||
| Dimensions | |||
| Remote Outdoor Unit | |||
| Antenna diameter | |||
| HPA | |||
| Noise temperature | |||
| IF | |||
| Uplink power control | |||
| Dimensions | |||
* optional
| Typical Meshed VSAT Characteristics | |
| Supplier | Alcatel Telspace |
| Model | TD-MAX |
| Traffic Data Rate | up to 49.152 Mb/s per carrier |
| Traffic Access | TDMA |
| Traffic Coding | rate 4/5, 14/15 or 7/8 FEC |
| Traffic Modulation | QPSK |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | 14.0 to 14.5 GHz |
| Downlink frequency | 10.7 to 12.75 GHz |
| NCC | |
| Antenna diameter | 3.7 m |
| Tracking | |
| HPA | 80 or 300 W TWTA |
| Noise temperature | |
| IF | 70 ± 18 MHz |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | 3 to 250 Mb/s total traffic |
| Remote Indoor Unit | |
| Ports | 1 to 6 |
| Data rates | 1.544 or 2.048 Mb/s |
| Port interfaces:
data
Ethernet voice |
T1 (1.544 Mb/s), G.703 (2.048 Mb/s) n/a n/a |
| Protocols | |
| Telephony subscribers | n/a |
| Telephony interfaces | n/a |
| Signalling | n/a |
| Speech coding | n/a |
| Speech coding rate | n/a |
| Fax | n/a |
| Fax modem rate | n/a |
| Data modem rate | n/a |
| Dimensions | 0.6 (d) x 0.6 (w) x 0.22 (h) m |
| Remote Outdoor Unit | |
| Antenna diameter | 3.7 m |
| HPA | 80 or 300 W TWTA |
| Noise temperature | 160 °K |
| IF | |
| Uplink power control | |
| Dimensions | 0.6 (d) x 0.8 (w) x 1.35 (h) m |
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | Comsat Labs |
| Model | Linkaway 2000 |
| Traffic Data Rate | 2 Mb/s |
| Traffic Access | MF TDMA |
| Traffic Coding | variable Reed-Solomon and Viterbi coding |
| Traffic Modulation | QPSK with unique-word-based phase ambiguity resolution, BPSK |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | |
| Downlink frequency | |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Remote Indoor Unit | |
| Ports | |
| Data rates | 2 Mb/s |
| Port interfaces:
data
Ethernet voice |
|
| Protocols | ATM, Frame Relay, primary rate ISDN |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | SS No 7 |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | |
| Remote Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | Dornier/Loral Cyberstar |
| Model | VISN |
| Traffic Data Rate | 512, 1024, 2048 kb/s |
| Traffic Access | DAMA/TDMA with dynamic capacity assignment * |
| Traffic Coding | rate 1/2 or uncoded |
| Traffic Modulation | BPSK, QPSK |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | 14 GHz |
| Downlink frequency | 12 GHz |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Remote Indoor Unit | |
| Ports | |
| Data rates | 64, 128, 256, 512, 1024 or 2048 kb/s |
| Port interfaces:
data
Ethernet voice |
RS 232, V.35, RS 449, V.11 10baseT, 10base2, 10base5 E&M, loop start |
| Protocols | Frame Relay (UNI and NNI), Ethernet (802.3), X.25, SNA/SDLC, X.75, Bisynch, Asynch, Synch, Token Ring |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Speech coding | |
| Speech coding rate | 8 - 16 kb/s |
| Fax | |
| Fax modem rate | 2.4, 4.8, 7.2 and 9.6 kb/s |
| Data modem rate | |
| Dimensions | |
| Remote Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
* fixed assignment of time slots for the base traffic load and reservation on demand of additional time slots with short reservation time.
| Typical Meshed VSAT Characteristics (continued) | ||
| Supplier | Gilat | |
| Model | ISAT | |
| Traffic Data Rate | 9.6 to 2048 kb/s | |
| Traffic Access | TDM SCPC | |
| Traffic Coding | rate 1/2, 3/4; Viterbi decoding, k=7; soft decision | |
| Traffic Modulation | BPSK, QPSK | |
| Signalling | ||
| Signalling Data Rate | ||
| Signalling Access | ||
| Signalling Coding | ||
| Signalling Modulation | ||
| Uplink frequency | ||
| Downlink frequency | ||
| NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise temperature | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | ||
| Remote Indoor Unit | ||
| Ports | ||
| Data rates | 64 - 2048 kb/s | |
| Port interfaces:
data
Ethernet voice |
RS-232, RS-422/449, V.35, V.11, V.24
10BaseT, 10Base2, Token Ring T1/E1, 2/4 wire E&M, FXS, FXB | |
| Protocols | SNA/SDLC, X.25, HDLC, BSC 2780/3780, asynch, IPARS, DDCMP, Token Ring, Ethernet, IPX, TCP/IP, RIP, ARP, Frame Relay, ISDN | |
| Telephony subscribers | ||
| Telephony interfaces | 2/4 wire E&M, FXS, FXB | |
| Signalling | DTMF, pulse | |
| Speech coding | ACELP | ADPCM |
| Speech coding rate | 5.8, 8 kb/s | 16, 24, 32, 40 kb/s |
| Fax | Group 3 | |
| Fax modem rate | 9.6 kb/s | |
| Data modem rate | ||
| Dimensions | ||
| Remote Outdoor Unit | ||
| Antenna diameter | 1.2 m min | |
| HPA | C band: 2 to 300 W Ku band: 2 to 125 W | |
| Noise temperature | ||
| IF | ||
| Uplink power control | ||
| Dimensions | ||
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | Interstate Electronics |
| Model | IEC-1000 Freeway |
| Traffic Data Rate | 16 kb/s synch, 1.2 kb/s asynch (to 2 Mb/s synch with different modems)** |
| Traffic Access | SCPC DAMA |
| Traffic Coding | ** |
| Traffic Modulation | ** |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | |
| Downlink frequency | |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | 55 - 90 MHz |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | 8 modems per site, 300 max in network |
| Remote Indoor Unit | |
| Ports | |
| Data rates | 16 kb/s synch, 1.2 kb/s asynch (to 2 Mb/s synch with different modems) |
| Port interfaces:
data
Ethernet voice |
RS 485 |
| Protocols | transparent |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | 9 x 48 x 58 cm |
| Remote Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
** dependent on the performance of the modems used
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | Interstate Electronics |
| Model | IEC-2000 Expressway |
| Traffic Data Rate | 1 - 16.384 Mb/s |
| Traffic Access | MF-TDMA |
| Traffic Coding | rate 1/2, 3/4 convolutional coding k=7, Viterbi decoding |
| Traffic Modulation | absolute encoded QPSK 40% rolloff |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | |
| Downlink frequency | |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | 62 - 176 MHz |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | 16,384 sites, 512 SVCs per port |
| Remote Indoor Unit | |
| Ports | up to 4 E1/T1, up to 4 X.25 |
| Data rates | 2.048 Mb/s (E1), 1.5 Mb/s (T1), 2.4 to 2048 kb/s (X.25) |
| Port interfaces:
data
Ethernet voice |
|
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Speech coding | n/a |
| Speech coding rate | n/a |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | 25 x 43 x 58 cm |
| Remote Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Meshed VSAT Characteristics (continued) | ||
| Supplier | Linkabit Wireless | |
| Model | DAMALink | |
| Traffic Data Rate | 4.8 to 32 kb/s | 4.8 to 8448 kb/s |
| Traffic Access | DAMA SCPC | |
| Traffic Coding | Viterbi rate = 1/2, 3/4, 7/8; k=7 | Viterbi rate = 1/2, 3/4, 7/8; k=7 concatenated Reed Solomon |
| Traffic Modulation | BPSK, QPSK | |
| Signalling | ||
| Signalling Data Rate | 4.8 kb/s | |
| Signalling Access | TDM/TDMA | |
| Signalling Coding | Viterbi rate = 1/2, 3/4, 7/8; k=7 | |
| Signalling Modulation | BPSK, QPSK | |
| Uplink frequency | ||
| Downlink frequency | ||
| NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise temperature | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | ||
| Remote Indoor Unit | ||
| Ports | ||
| Data rates | ||
| Port interfaces:
data
Ethernet voice |
||
| Protocols | ||
| Telephony subscribers | ||
| Telephony interfaces | ||
| Signalling | ||
| Speech coding | 4.8 kb/s | |
| Speech coding rate | ||
| Fax | ||
| Fax modem rate | 4.8 kb/s | |
| Data modem rate | 4.8 kb/s | |
| Dimensions | ||
| Remote Outdoor Unit | ||
| Antenna diameter | ||
| HPA | ||
| Noise temperature | ||
| IF | ||
| Uplink power control | ||
| Dimensions | ||
* optional
| Typical Meshed VSAT Characteristics (continued) | ||
| Supplier | NEC | |
| Model | Nextar-BOD | |
| Traffic Data Rate | 19.2 to 2048 kb/s | |
| Traffic Access | DAMA SCPC | |
| Traffic Coding | ||
| Traffic Modulation | QPSK | |
| Signalling | ||
| Signalling Data Rate | Outbound CSC: 32 or 64 kb/s, Inbound CSC: 16 or 32 kb/s | |
| Signalling Access | Outbound CSC: TDM, Inbound CSC: slotted Aloha | |
| Signalling Coding | ||
| Signalling Modulation | QPSK | |
| Uplink frequency | C: 5.850 - 6.350 or 5.925 - 6.425 GHz Ku: 14.000 - 14.500 GHz | |
| Downlink frequency | C: 3.625 - 4.125 or 3.700 - 4.200 GHz Ku: 10.950 - 11.200, 11.450 - 11.700, 11.700 - 12.200 or 12.250 - 12.750 GHz | |
| NCC | ||
| Antenna diameter | ||
| Tracking | ||
| HPA | ||
| Noise temperature | ||
| IF | ||
| Frequency control | ||
| Pilot | ||
| Uplink power control | ||
| Capacity | ||
| Remote Indoor Unit | ||
| Ports | ||
| Data rates | 1.2 to 14.4 kb/s (asynch), 19.2 to 2048 kb/s (synch) | |
| Port interfaces:
data
Ethernet voice |
RS 232C, V.35*, RS442/449*, G.703* 2W FXS, 2W FXO*, 4W E&M* | |
| Protocols | transparent | |
| Telephony subscribers | ||
| Telephony interfaces | ||
| Signalling | ||
| Speech coding | LD-CELP (G.728) | ADPCM (G.721) |
| Speech coding rate | 16 kb/s | 32 kb/s |
| Fax | Group 3 | |
| Fax modem rate | up to 9.6 kb/s | |
| Data modem rate | 1.2 to 14.4 kb/s | |
| Dimensions | ||
| Remote Outdoor Unit | ||
| Antenna diameter | ||
| HPA | ||
| Noise temperature | ||
| IF | ||
| Uplink power control | ||
| Dimensions | ||
* optional
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | Nera |
| Model | Norsat B Std A |
| Traffic Data Rate | to 2048 kb/s |
| Traffic Access | FDMA |
| Traffic Coding | rate 3/4 FEC |
| Traffic Modulation | QPSK or OQPSK |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | 14.0 to 14.4 GHz |
| Downlink frequency | 10.95 to 11.7 GHz |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Remote Indoor Unit | |
| Ports | 2 |
| Data rates | 64 kb/s and 384, 768 or 2048 kb/s |
| Port interfaces:
data
Ethernet voice |
|
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | indoor unit: 60 x 30 x 180 cm |
| Remote Outdoor Unit | |
| Antenna diameter | 3.3 m |
| HPA | 75 W TWTA |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | Nera |
| Model | SuperViSat |
| Traffic Data Rate | 64 kb/s to 8192 kb/s |
| Traffic Access | |
| Traffic Coding | |
| Traffic Modulation | QPSK |
| Signalling | |
| Signalling Data Rate | BSC: 68.27 kb/s, CSC: 45.51 kb/s |
| Signalling Access | TDM/TDMA |
| Signalling Coding | BSC: rate 3/4 convolutional |
| Signalling Modulation | BSC: QPSK, CSC: BPSK |
| Uplink frequency | 14.0 to 14.4 GHz |
| Downlink frequency | 10.95 to 11.7 GHz |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | 700 channels, 115 remote sites |
| Remote Indoor Unit | |
| Ports | 1 |
| Data rates | 64 kb/s |
| Port interfaces:
data
Ethernet voice |
|
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | indoor unit: 60 x 30 x 100 cm |
| Remote Outdoor Unit | |
| Antenna diameter | 1.8 m |
| HPA | 2 W SSPA |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Meshed VSAT Characteristics (continued) | |
| Supplier | NSI Communications |
| Model | VX VSAT |
| Traffic Data Rate | |
| Traffic Access | MF TDMA |
| Traffic Coding | |
| Traffic Modulation | |
| Signalling | |
| Signalling Data Rate | |
| Signalling Access | |
| Signalling Coding | |
| Signalling Modulation | |
| Uplink frequency | |
| Downlink frequency | |
| NCC | |
| Antenna diameter | |
| Tracking | |
| HPA | |
| Noise temperature | |
| IF | |
| Frequency control | |
| Pilot | |
| Uplink power control | |
| Capacity | |
| Remote Indoor Unit | |
| Ports | |
| Data rates | |
| Port interfaces:
data
Ethernet voice |
|
| Protocols | |
| Telephony subscribers | |
| Telephony interfaces | |
| Signalling | |
| Speech coding | |
| Speech coding rate | |
| Fax | |
| Fax modem rate | |
| Data modem rate | |
| Dimensions | |
| Remote Outdoor Unit | |
| Antenna diameter | |
| HPA | |
| Noise temperature | |
| IF | |
| Uplink power control | |
| Dimensions | |
| Typical Meshed VSAT Characteristics (continued) | ||||
| Supplier | ViaSat | |||
| Model | Starwire | |||
| Traffic Data Rate | 4.8, 8.0, 9.6, 16.0, 19.2, 24, 32 kb/s * | 8, 9.6, 16, 19.2, 24, 32, 48, 56, 64 kb/s * | 19.2 to 2048 kb/s ** | |
| Traffic Access | SCPC DAMA | |||
| Traffic Coding | rate 1/2, 3/4 Viterbi | |||
| Traffic Modulation | BPSK * | OQPSK * | BPSK, QPSK, OQPSK ** | |
| Signalling | ||||
| Signalling Data Rate | 19.2 kb/s | |||
| Signalling Access | TDM/TDMA | |||
| Signalling Coding | rate 1/2 | |||
| Signalling Modulation | QPSK | |||
| Uplink frequency | ||||
| Downlink frequency | ||||
| NCC | ||||
| Antenna diameter | ||||
| Tracking | ||||
| HPA | ||||
| Noise temperature | ||||
| IF | ||||
| Frequency control | ||||
| Pilot | ||||
| Uplink power control | ||||
| Capacity | ||||
| Remote Indoor Unit | ||||
| Ports | ||||
| Data rates | ||||
| Port interfaces:
data
Ethernet voice |
||||
| Protocols | ||||
| Telephony subscribers | ||||
| Telephony interfaces | ||||
| Signalling | FXS, loop start, DTMF, pulse dialling, 4 wire E&M, DTMF, SS no 5, R2 | |||
| Speech coding | LDCELP G.728 | CELP *** | ||
| Speech coding rate | 16 kb/s | 8 kb/s | ||
| Fax | ||||
| Fax modem rate | 2.4, 4.8, 7.2, 9.6, 14.4 kb/s | 2.4, 4.8, 7.2 kb/s | ||
| Data modem rate | 2.4 kb/s | |||
| Dimensions | ||||
| Remote Outdoor Unit | ||||
| Antenna diameter | ||||
| HPA | ||||
| Noise temperature | ||||
| IF | ||||
| Uplink power control | ||||
| Dimensions | ||||
* with standard VMM-101 modem; ** with optional VHS-101 modem for high speed BOD connections; *** proprietary