An unmanned aerial vehicle airborne laser microwave hybrid responder

By designing an airborne laser-microwave hybrid response device for UAVs, the problem of high capacity and high bandwidth requirements in UAV airborne communication was solved, realizing a flexible combination of laser and microwave, and improving the system's communication availability and data processing efficiency.

CN116800294BActive Publication Date: 2026-06-02THE 54TH RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
THE 54TH RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION
Filing Date
2023-06-25
Publication Date
2026-06-02

AI Technical Summary

Technical Problem

Existing UAV airborne transponder devices mainly use microwave telemetry and control communication, which is difficult to meet the transmission requirements of large capacity and high bandwidth. In addition, laser telemetry and control communication is greatly affected by weather and has low availability.

Method used

Design an airborne laser-microwave hybrid response device for unmanned aerial vehicles (UAVs), including a power supply unit, a laser response unit, and a microwave response unit. The device is interconnected via an asynchronous serial port and an LVDS synchronous serial port to achieve time-sharing use and data fusion of laser and microwave, and supports laser-microwave hybrid measurement and control communication.

Benefits of technology

It achieves high-bandwidth and high-precision communication, improves system availability, has a flexible structure with minimal modifications, is suitable for laser and microwave communication alone or in combination, and facilitates link switching and data fusion.

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Abstract

The application discloses a kind of unmanned aerial vehicle airborne laser microwave mixed response device, belong to spaceflight measurement control and communication field.The device is composed of power supply unit, laser response unit, microwave response unit;Among them, laser response unit includes laser signal processing terminal, laser, transmitting light amplifier, laser transmitting light path and antenna, laser receiving light path and antenna, receiving light amplifier, photoelectric detector;Microwave response unit includes microwave signal processing terminal, Ka upconverter, power amplifier, transceiving distribution network and Ka antenna, low noise amplifier, Ka downconverter.Laser response unit and microwave response unit are interconnected by asynchronous serial port and LVDS synchronous serial port, and the response of laser microwave mixed measurement control communication can be completed.The device can be used for laser measurement control communication response or microwave measurement control communication response in time-sharing mode, and can also be used for laser microwave mixed measurement control communication response, with flexible and simple structure, easy to realize and popularize.
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