CNSS ReceiversThe GR series universal signal processing platform possesses the characteristics of standardized product interfaces andmodular designs, enabling it to cater to the development reauirements of diverse spacecraft platforms over the next 10 to15 years. lt is capable of fulfilling the application demands for "longevity and high reliability" in satellites, boasting arelilability rate of 0.997, Furthermore, it can consistently and reliably deliver precise positioning and orbit determinationreal-time high-precision positioning, high-accuracy timing, as well as other functionalities to space vehicles.
Key features
Technical Specifications| Operating frequencyand bandwidth | GPS L1I:1575.42±1.023MHz |
| BDS B1:1561.098+2.046MHz | |
| Channel number | Every frequency channel≥ 12 |
| System receiving sensitivity | Acquisition sensitivity -162dBW (receiver entrance) |
| Dynamic range of the received signal | ≥25dB |
| Dynamic characteristic | speed :0 km/s~10km/s, |
| acceleration : 0 g~6g, | |
| acceleration :0 g/s~2g/s | |
| Acquisition positioning time | Cold start (blind catch) first positioningtime : |
| <180s,Instantaneous loss of lock within 20s, | |
| ≤3s,Instantaneous loss of lock within 20s | |
| Single point positioning accuracy(3σ) | Positioning accuracy:better than 10m(single axis),speed accuracy:better than 0.1m/s(single axis) |
| Orbit determination accuracy | Position accuracy:better than 4m(single axis, 1σ),speed accuracy:better than 0.01m/s (single axis, lσ) |
| Precision of mean orbital roots | Accuracy: better than 10m (single axis) |
| Time accuracy | Second pulse timing signal :≤1μs |
| Frequency of data output | Time information data :1Hz, |
| Second pulse timing signal:1Hz | |
| Reliability | ≥ 0.98 |
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CONTACT US
Beijing：China Galileo Industries No. 88, NanCaiYuan Street, XiCheng District, Beijing 100054, P.R. China
Shanghai：2nd Floor, 158 Shuanglian Road, Qingpu District, Shanghai
