Anti-Jamming Navigation
ZL4-A/ZL4-B Series — 4-element digital beamforming, ≥110dB single-source suppression, simultaneous 3-source jamming resistance. GPS/BDS/GLONASS/Galileo, -40℃~+60℃.
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ZL4-A Standard
130×130mm, ≤400g. Full-featured anti-jamming module for standard UAV integration.
ZL4-B Lightweight
100×100mm, ≤260g. Ultra-lightweight version for size/weight-sensitive platforms.
Anti-Jamming Capabilities
GPS/INS Deep Fusion
Tightly coupled KF-based GPS/INS with inertial sensor pre-alignment, providing continuous positioning through GPS outages and jamming events.
Anti-Spoofing Protection
Multi-constellation cross-verification (GPS L1/L2C/L5, GLONASS, Galileo, BeiDou) with cryptographic P(Y)/M-code support and PRN anomaly detection.
Digital Beamforming
Four-element phased-array antenna with automatic null-steering for narrowband and wideband jammers while maintaining satellite LOS tracking.
Multi-Source Fusion
Vision-aided, LiDAR SLAM, terrain-referenced navigation (TRN), and star tracker integration for reliable positioning in GPS-denied environments.
Product Specifications
| Parameter | ZL4-A Standard | ZL4-B Lightweight |
|---|---|---|
| Dimensions | 130×130mm | 100×100mm |
| Weight | ≤ 400g | ≤ 260g |
| Single-Source Suppression | ≥ 110dB | ≥ 110dB |
| Multi-Source Jamming | 3-source simultaneous | 3-source simultaneous |
| Constellations | GPS/BDS/GLONASS/Galileo | GPS/BDS/GLONASS/Galileo |
| Operating Temp | -40℃ ~ +60℃ | -40℃ ~ +60℃ |
| Position Accuracy (RTK) | cm-level | cm-level |
| Attitude Accuracy | ≤ 0.5° | ≤ 0.5° |
| Heading Accuracy | ≤ 0.2° (dual-antenna) | ≤ 0.2° (dual-antenna) |
| Operating Voltage | DC 9~36V | DC 9~36V |
| Interfaces | RS232 / RS422 / CAN | RS232 / RS422 / CAN |
Need anti-jamming navigation for your UAV platform?
Our engineering team will design the optimal anti-jamming solution based on your platform and threat environment.
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