جهاز إرسال واستقبال بيانات الفيديو بدون طيار بنطاق LS بسرعة 100 ميجابت في الثانية و200 كم 2x20WPA

Here is a client’s demand for L S band 100Mbps 200km 2x20WPA drone video data transceiver.

Requirment:

L and S band
2x20w PA
2 input LAN (RJ45)
1 RS232 input (في اتجاهين)
Airborne design
Datarate: 100 Mbps
Max Range: 200km

drone has 8pc IP-Cameras Video + data Type with UDP protocol.

This information is all entered into one network switch.

If we want to get this information inside the Ground control station, وهو 150 على بعد كم, what would you suggest?

Drone Transmitter Side:

  1. كاميرا IP (2M pixel)
  2. كاميرا IP (2M pixel)
  3. كاميرا IP (2M pixel)
  4. كاميرا IP (2M pixel)
  5. كاميرا IP (2M pixel)
  6. كاميرا IP (2M pixel)
  7. كاميرا IP (2M pixel)
  8. كاميرا IP (2M pixel)
  9. UDP Data (10كيلو بايت)
  10. UDP Data = 4Mbps
  11. Network switch
  12. يتراوح: 100~150 كم

GCS Side: محطة التحكم الأرضية

  • 2 Hdmi Monitor for Video
  • 1 Computer For Data
  • We want to connect to Aviation ip cameras.
  • And also PING all aviation Ip address

حالياً, the one that can basically meet customer needs is Vcan1806-100Mbps-2x10WPA.

FAQ

س1: Whether a directional antenna is required for optimal signal reception. or omni antenna?

أ1: It is better to use one هوائي متعدد الاتجاهات من الألياف الزجاجية and one هوائي اتجاهي للوحة المسطحة.

Drone Video Transmitter and Receiver 100Mbps high-speed data rate long-range 100-150km 2x10W PA
جهاز إرسال واستقبال فيديو بدون طيار بمعدل بيانات عالي السرعة 100 ميجابت في الثانية وطويل المدى 100-150 كجم 2x10 وات PA

1. Frequency Band Requirements

  • الفرقة L & S-band Support
    • Dual-band operation is required, likely for satellite communications, رادار, or airborne datalinks.
    • Clarify specific frequency ranges (e.g., الفرقة L: 1-2 جيجا هرتز, S-band: 2-4 جيجا هرتز) and ensure coexistence mechanisms (e.g., filters/duplexers) to prevent inter-band interference.

2. مضخم الطاقة (السلطة الفلسطينية) تحديد

  • 2×20W RF Output
    • Dual-channel architecture with independent 20W amplification per channel, enabling redundancy or simultaneous dual-band transmission.
    • Critical considerations: Thermal management (for airborne environments), PA efficiency optimization (e.g., GaN technology), and EMI/EMC compliance.

3. Interface Configuration

  • Network Interfaces
    • 2× RJ45 ports: Support 100 Mbps Ethernet throughput; verify protocol compatibility (e.g., تكب / إب, VLAN tagging if needed).
  • الاتصالات التسلسلية
    • 1× bidirectional RS232 port: Ensure full-duplex operation for control commands or low-rate data transmission.

4. Performance Metrics

  • معدل البيانات: 100 Mbps
    • Requires high-efficiency modulation (e.g., 256-قم, OFDM) and sufficient RF channel bandwidth.
  • Max Range: 200 km
    • Perform detailed link budget analysis: Account for Tx power (20في السلطة الفلسطينية), كسب الهوائي, receiver sensitivity, free-space path loss, and atmospheric/terrain attenuation (critical for L/S-band over 200 km).

5. Airborne Design Constraints

  • Environmental Compliance
    • Meet DO-160 standards for vibration, صدمة, درجة حرارة (-40درجة مئوية إلى +70 درجة مئوية), and EMI/EMC.
  • Physical Integration
    • مدمج, lightweight design compliant with aviation form factors (e.g., ARINC 600). Prioritize heat dissipation and power efficiency.

6. Key Challenges & Open Questions

  • Application Context
    • Clarify use case (جيش, commercial UAV, or manned aircraft). Are encryption or anti-jamming capabilities required?
  • شهادة
    • Confirm regulatory needs: FAA/EASA certifications (e.g., DO-254/178C) or military standards (e.g., MIL-STD-810).
  • Integration
    • Define interface compatibility (e.g., ARINC 429, MIL-STD-1553) with existing avionics systems.
  • Antenna Design
    • Specify antenna type (directional vs. متعدد الاتجاهات) and mounting constraints.

Technical Recommendations

  1. RF Link Optimization
    • Use adaptive modulation (امك) and forward error correction (FEC) to balance data rate and range.
  2. الإدارة الحرارية
    • Implement GaN-based PAs for high efficiency and integrate active cooling (e.g., liquid cooling or forced airflow).
  3. Redundancy & مصداقية
    • Design dual-channel redundancy for mission-critical airborne operations.
  4. النماذج الأولية & اختبار
    • Conduct field trials to validate 200 km range under real-world conditions (e.g., ارتفاع, تدخل).

ملخص

The customer requires a dual-band, high-power airborne communication system optimized for long-range (200 km), عالية السرعة (100 Mbps) نقل البيانات. Success hinges on balancing thermal performance, وزن, and RF efficiency while meeting stringent aviation standards. A phased approach—starting with detailed link budget modeling and prototype testing—is recommended to mitigate risks.

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