1. Applications
LEO Satellites
2. Main Features
Supports ITU-R M.1371
Supports ITU-R M.2092
AIS/VDES reception and transmission
3. Services
Long-range/global vessel surveillance
4. Key Benefits
On-board AIS/VDES signal decoding and digital sampling
Nonvolatile memory inside, supporting store-and-forward applications
Real-time signal parameters estimation
Operating mode in-orbit configurable
Gain in-orbit configurable, thus applicable for different orbit altitudes
SDR based design, supporting in-orbit upgrade and reconfiguration
High reliability, supporting 7*24 hour operation
5. Performance
1st generation | 2nd generation | |
Frequency range | 156~163MHz | 156~163MHz |
Message support | AIS1/AIS2 LRAIS1/LRAIS2 | AIS1/AIS2, LRAIS1/LRAIS2 ASM1/ASM2, VDE up |
Signal transmission | × | ASM1/ASM2 VDE down |
Sensitivity | -121dBm | -121dBm |
Dynamic range | 75dB | 75dB |
Doppler shift | -5.2kHz~+5.2kHz | -5.2kHz~+5.2kHz |
Nonvolatile memor | × | √ |
In-orbit reconfiguration | × | √ |