Research Article
The Design of Compass/BeiDou Navigation Satellite Terminal for Migrant Bird Research
Table 1
The measured parameters of the terminal.
| Input VSWR | ≦2.0 | Signal sensitivity of the receiver | −127.6 dBm | Transmitted power | 37 dBm | Carrier compression | ≧30 dBc | Modulated phase error | ≦3° | Localization and communication (continuously for 24 hours) | Successful rate is larger than 95% and localization accuracy is less than 100 m | Locking time | First locking time: ≤2 s Relocking time: ≤1 s Autolocalization time: ≤2 min |
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