5655-5775MHz 5.7GHz 2T2R drone video data radio link

5655-5775MHz 5.7GHz 2T2R drone video data radio link

Overview

This is a self-developed, miniaturized TDD (Time Division Duplex) bidirectional wireless video transmission device, designed for high-performance, real-time video communication in challenging environments. The device integrates advanced technologies including real-time interference detection, adaptive frequency selection, dynamic stream adjustment, automatic retransmission, and automatic power control. These features collectively enhance its anti-multipath and anti-interference capabilities, ensuring highly reliable and stable transmission with minimal latency.

Engineered for versatile field applications, this device is ideal for firefighting, industrial inspection, security monitoring, and other mission-critical scenarios. Under optimal conditions, it can achieve a transmission range exceeding 15 km (default 2-watts power amplifier). Its compact design, robust performance, and low-delay operation make it a perfect solution for professional users who demand dependable wireless video links in complex and high-interference environments.

Feature

• Long-Distance Transmission: Capable of transmitting 4 Mbps streams over distances exceeding 15 km under optimal conditions, ensuring reliable long-range connectivity.

• High-Bandwidth Support: Supports up to 23.9 Mbps at 20 MHz bandwidth, enabling smooth high-definition video and data transmission.

• Automatic Relay Transmission: Supports automatic trunk extension, allowing seamless multi-hop relay to expand coverage in complex environments.

• Multi-Interface Design: Equipped with a single Ethernet port and two serial ports, supporting RS232, TTL, and SBUS interfaces for versatile integration with various systems.

• Intelligent Frequency Management: Automatically detects interference signals and dynamically selects the optimal frequency channel for stable and uninterrupted transmission.

• Automatic Retransmission: Burst error data is automatically retransmitted, enhancing data integrity and reliability in challenging conditions.

• Adaptive Stream Adjustment: Channel modulation is automatically adjusted in real-time according to signal quality, optimizing transmission efficiency.

• Automatic Power Control: Transmission power is automatically adjusted for close-range operations, reducing power consumption without compromising performance.

• Automatic Antenna Selection: Selects the optimal antenna based on real-time occlusion and environmental conditions to maintain the best signal quality.

• Dynamic Upstream/Downstream Allocation: Bandwidth ratio is automatically adjusted based on real-time data volume, maximizing network efficiency.

• Multi-Device Coexistence: Supports simultaneous operation of up to six devices on the same fixed frequency without interference.

• Frequency Matching & Alignment: Offers both software-based configuration and hardware key alignment for precise frequency synchronization across multiple devices.

Specification

• Equipment Type: compact miniaturized TDD bidirectional wireless video transmission device

• Operating Frequency: 5655 – 5775 MHz

• RF Configuration: 2T2R (2 Transmitters, 2 Receivers)

• Transmission Power: 30 dBm (1 W)

• Maximum Transmission Range: >15 km (Air-to-Ground, Line-of-Sight)

• Channel Bandwidth: 10 MHz / 20 MHz selectable

• Modulation Modes: QPSK, 16QAM, dynamically adjustable based on signal quality

• Maximum Data Rate: 23.9 Mbps @ 20 MHz

• Encryption: AES-256 for secure and reliable communication

• Transmission Delay: ≤10 ms, suitable for real-time video applications

• RF Interface: 2 × SMA connectors

• Device Interfaces:

  • 1 × Ethernet port

  • 1 × TTL/RS232 port

  • 1 × TTL/RS232/SBUS port

• Power Consumption:

  • Air Unit: ≤25 W @ 4 Mbps

  • Ground Unit: ≤10 W @ 1 Mbps

• Physical Dimensions (L × W × H): 98.5 × 65.5 × 27 mm

• Weight: 198 g

• Operating Voltage: DC 9–26 V (Typical: +12 V @ 3 A)

• Operating Temperature: -40 °C to +70 °C, ensuring reliable performance in harsh environments

Additional Notes:
This device combines high transmission speed, low latency, and advanced encryption in a compact form factor. Its wide operating temperature range and low power consumption make it suitable for demanding applications such as UAVs, firefighting, inspection, and security monitoring.

Customizable Options

1. Operating Frequency Range: Frequency band can be customized to meet regional regulations or specific application requirements.

2. Transmission Power: Adjustable RF output power to balance transmission distance and power consumption.

3. Channel Bandwidth: Support for custom channel bandwidths beyond standard 10/20 MHz to optimize throughput.

4. Modulation Modes: Additional modulation schemes can be added or pre-set to meet specific signal quality and distance requirements.

5. Encryption Methods: AES-256 is standard; other encryption protocols can be implemented for higher security or compliance.

6. Interfaces: Customizable device interfaces including additional Ethernet ports, serial ports, or specific protocols (RS232, TTL, SBUS).

7. Antenna Options: Selection of different antenna types (omnidirectional, directional, blade, or high-gain) to suit application scenarios.

8. Automatic Features: Adjustments to adaptive stream, automatic relay, power control, antenna selection, or frequency selection algorithms.

9. Data Rate and Latency: Custom settings for maximum speed and transmission delay to suit mission-critical applications.

10. Firmware Customization: Specialized firmware for auto-retransmission, multi-device coexistence, dynamic bandwidth allocation, or software-controlled features.

11. Form Factor & Weight: Compact or ruggedized casing options for drones, vehicles, or field equipment.

12. Power Supply: Support for various working voltages or power-saving modes.

13. Environmental Protection: Options for extended temperature ranges, waterproofing, or shock resistance for harsh environments.

14. Relay / Multi-hop Support: Customizable settings for multi-hop or mesh relay to extend coverage.

15. Device Pairing & Frequency Matching: Hardware or software-assisted frequency alignment for multiple units.

16. LED Indicators & Controls: Custom user interface, indicators, or control buttons for monitoring and operation.

17. Compliance & Certification: Customized compliance with specific industry or regional standards (FCC, CE, etc.).

18. Mounting Options: Custom brackets, mounts, or integration kits for UAVs, vehicles, or stationary setups.

19. Transmission Mode: TDD/FDD mode adjustments depending on application needs.

20. Software & Web Interface: Customizable control software or web UI features for remote monitoring and management.

Application Scenarios

1. UAV / Drone Video Transmission:

   • Real-time HD video streaming from drones to ground control stations.

   • Supports long-range missions (>15 km LOS) for surveying, mapping, and inspection.

   • Enables multiple drones to operate simultaneously on the same frequency with minimal interference.

2. Aerial Surveillance and Security Monitoring:

   • Public safety operations such as border patrol, traffic monitoring, and crowd management.

   • Supports high-security video transmission with AES-256 encryption.

3. Firefighting and Emergency Response:

   • Provides real-time aerial views during firefighting, rescue, or disaster management operations.

   • Helps command centers make informed decisions quickly with low-latency video.

4. Industrial Inspection:

   • Infrastructure inspection for pipelines, power lines, and oil & gas facilities.

   • Enables remote monitoring of hard-to-access or hazardous areas.

5. Environmental Monitoring:

   • Wildlife monitoring, forest surveys, and agricultural inspection.

   • Long-range wireless transmission reduces the need for physical presence in remote areas.

6. Law Enforcement and Tactical Operations:

   • Supports tactical UAV operations with real-time video feed for reconnaissance.

   • Multi-device coexistence ensures multiple units can work simultaneously without signal conflict.

7. Media and Filmmaking:

   • Captures live aerial footage with low delay for professional broadcasting or cinematic applications.

8. Research & Scientific Applications:

   • Aerial data collection for geological surveys, oceanography, or meteorology.

   • Ensures high reliability and low latency for real-time observation and analysis.

Key Advantages in UAV Applications:

• Low-latency transmission (≤10 ms) ensures real-time control and monitoring.

• Adaptive stream, automatic retransmission, and power control maximize signal stability even in complex environments.

• Compact, lightweight design (198 g) is ideal for drone payload integration.

• Long-range capability (>15 km) allows extended mission coverage.