A Low-Cost Four-Directional Beamforming Switched Butler Matrix Network Antenna for 5G NR Applications
The paper proposes a four-directional beamforming switched antenna system based on Butler matrix for 28 GHz mmWave. It is made up of a 90-degree coupler, a crossover, and a 45-degree phase shifter. A <inline-formula> <tex-math notation="LaTeX">$4\times 4$ </tex-math></...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
IEEE
2024-01-01
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| Series: | IEEE Access |
| Subjects: | |
| Online Access: | https://ieeexplore.ieee.org/document/10475336/ |