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Joint Communication and Radar Sensing: RF Hardware Opportunities and Challenges-A Circuits and Systems Perspective
Padmanava Sen1, Armen Harutyunyan1, Muhammad Umar1
1Barkhausen Institut, 01187 Dresden, Germany.
Sensors (Basel, Switzerland)
|September 28, 2023
Summary
Joint Communication and Radar Sensing (JCRS) is key for 6G networks, offering enhanced security and awareness. This review focuses on RF hardware, exploring applications and technologies for future consumer needs.
Area of Science:
- Electrical Engineering
- Telecommunications
- Signal Processing
Background:
- Fifth-generation (5G) technology is established, paving the way for next-generation networks.
- Joint Communication and Radar Sensing (JCRS) is identified as a critical technology for future 6G systems.
- JCRS offers diverse roles including radar coordination, context awareness, enhanced security, and network resilience.
Purpose of the Study:
- To explore the niche of JCRS technology within the 6G ecosystem.
- To discuss potential JCRS applications with a focus on Radio Frequency (RF) hardware.
- To provide a holistic review of RF hardware for JCRS, addressing a gap in prior research.
Main Methods:
- Analysis of centimeter (cmWave) and millimeter (mmWave) frequency spectrums for JCRS.
- Investigation of RF front-end architectures, antenna implementations, and phased arrays.
- Comparison of communication and radar antenna options, including packaging.
Main Results:
- Identification of suitable antenna candidates for JCRS systems.
- Highlighting link budget and self-interference cancellation (SIC) from circuit and system perspectives.
- Discussion of near-term application scenarios and circuit implementation.
Conclusions:
- JCRS technology is crucial for advancing 6G capabilities.
- RF hardware considerations are vital for successful JCRS implementation.
- This work provides a comprehensive overview of JCRS hardware for current and future applications.
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