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Photonics-assisted joint high-speed communication and high-resolution radar detection system
Optics Letters
|December 16, 2021
Summary
A novel dual-functional photonics system integrates high-speed communication and radar detection. This system achieves a 46.55 Gbit/s data rate and W-band radar with a 15 GHz bandwidth using photonic heterodyning.
Area of Science:
- Photonics
- Integrated Optics
- Wireless Communication
- Radar Systems
Background:
- Simultaneous high-speed communication and radar detection are crucial for advanced applications.
- Existing systems often face limitations in bandwidth and integration.
Purpose of the Study:
- To propose and demonstrate a novel photonics-aided dual-functional system.
- To achieve simultaneous high-speed communication and high-resolution radar detection.
Main Methods:
- Photonic heterodyning technique for signal generation.
- Simultaneous realization of orthogonal frequency division multiplexing (OFDM) and linear frequency modulated (LFM) signals.
- W-band system implementation.
Main Results:
- Achieved a net communication data rate of 46.55 Gbit/s.
- Demonstrated high-resolution radar detection with a 15 GHz bandwidth in the W-band.
- Successful simultaneous operation of both functions.
Conclusions:
- The proposed photonics-aided system effectively integrates high-speed communication and radar detection.
- Photonic heterodyning offers a viable approach for dual-functional systems.
- The system shows potential for future integrated sensing and communication applications.
