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Reliable Positioning and mmWave Communication via Multi-Point Connectivity
Dileep Kumar1, Jani Saloranta2, Jarkko Kaleva3
1Centre for Wireless Communications, University of Oulu, 90014 Oulu, Finland. dileep.kumar@oulu.fi.
Sensors (Basel, Switzerland)
|November 21, 2018
Summary
Millimeter-wave (mmWave) communications face reliability issues due to blockages. This study proposes coordinated multi-point reception with hybrid beamforming to enhance 5G connectivity and positioning accuracy.
Area of Science:
- Wireless Communications
- Signal Processing
- Mobile Technology
Background:
- Millimeter-wave (mmWave) communication is crucial for 5G and beyond, enabling high data rates and accurate cellular positioning.
- mmWave frequencies are susceptible to line-of-sight blockages, causing unstable connectivity and reduced communication efficiency.
Purpose of the Study:
- To address the challenge of link blockages in mmWave communications.
- To improve communication reliability and positioning quality in mmWave systems.
- To propose and validate a robust hybrid beamforming strategy.
Main Methods:
- Coordinated multi-point reception was employed to mitigate blockage effects.
- A hybrid analog-digital receive beamforming strategy was developed.
- Numerical examples were used to evaluate the proposed method's performance.
Main Results:
- The proposed coordinated multi-point reception effectively combats the unavailability of dominant links.
- The hybrid beamforming strategy significantly increases communication reliability.
- The solution demonstrates advantages in terms of positioning quality.
Conclusions:
- Coordinated multi-point reception with hybrid beamforming is an efficient solution for enhancing mmWave communication reliability.
- This approach offers a promising method for robust cellular-based positioning in future mobile networks.
- The validated strategy addresses key challenges for mmWave deployment in 5G and beyond.
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