GNSS PTPSync AccuracyEstimator
EstimatorGNSSAssistantPTPTheoretical Accuracy and Uncertainty of Time Sync Systems
GNSSConstellation Configuration
daysLine and Position
Network Environment
PTPConfiguration
Technical Notes
σ_total = √(σ_GNSS² + σ_network² + σ_hardware² + σ_asymmetry²)
Sync AccuracyDetermined by multiple factors: GNSS receiver accuracy, network delay jitter, hardware delay instability, and bidirectional delay asymmetry.
Recommended for Your Calculation
Timing Module
STW-TFM0-017
GNSS Timing Module
• Satellite Received Signal: GPS L1/L2 、北斗 B1/B2、 GLONASS L1/L2
• Timing Accuracy: ＜20ns
Rubidium Clock
STM-RB-MC
Rubidium Holdover Clock
• Output Frequency: 10MHz（方波）
• 1 路: LVCOMS
Cesium Clock
BD1024-C
Cesium Frequency Standard
• Output Frequency: 10MHz 和 5MHz
• Harmonic: ≤-40dBc