SOUTHEAST UNIVERSITY (20240243778). NEAR-FIELD BROADBAND UPLINK MIMO TRANSMISSION METHOD ASSISTED BY DYNAMIC METASURFACE ANTENNA simplified abstract
Contents
NEAR-FIELD BROADBAND UPLINK MIMO TRANSMISSION METHOD ASSISTED BY DYNAMIC METASURFACE ANTENNA
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NEAR-FIELD BROADBAND UPLINK MIMO TRANSMISSION METHOD ASSISTED BY DYNAMIC METASURFACE ANTENNA - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240243778 titled 'NEAR-FIELD BROADBAND UPLINK MIMO TRANSMISSION METHOD ASSISTED BY DYNAMIC METASURFACE ANTENNA
The present invention introduces a method for near-field broadband uplink MIMO transmission with the assistance of a dynamic metasurface antenna. This method involves processing broadband signals from multiple users in a near-field region using a large-size dynamic metasurface antenna as a receive antenna on the base station side. This approach helps reduce system hardware costs and power consumption compared to traditional methods.
- Dynamic metasurface antenna assists in processing broadband signals in near-field regions
- Reduces system hardware costs and power consumption
- Improves transmission performance compared to conventional methods
- Algorithm framework jointly designs dynamic metasurface antenna and baseband beamformer
- Low algorithm complexity and good convergence in implementation
Potential Applications: - Wireless communication systems - 5G networks - Internet of Things (IoT) devices
Problems Solved: - High system hardware costs - High power consumption - Limited transmission performance in near-field regions
Benefits: - Cost-effective solution - Improved transmission performance - Energy-efficient operation
Commercial Applications: Dynamic metasurface antennas can be utilized in various wireless communication systems, 5G networks, and IoT devices to enhance transmission performance and reduce operational costs.
Questions about the technology: 1. How does the dynamic metasurface antenna improve transmission performance in near-field regions? 2. What are the key advantages of using a dynamic metasurface antenna in MIMO transmission systems?
Original Abstract Submitted
the present invention discloses a near-field broadband uplink mimo transmission method assisted by a dynamic metasurface antenna. the method includes: broadband signals sent by a plurality of users distributed in a near-field region are processed with a large-size dynamic metasurface antenna as a receive antenna on a base station side, which can reduce system hardware costs and power consumption; and compared with the current hybrid beamforming based on a phase shifter and a conventional antenna, hybrid beamforming based on the dynamic metasurface antenna can effectively improve transmission performance. the present invention proposes an algorithm framework jointly designing a dynamic metasurface antenna and a baseband beamformer and including method such as matrix-weighted mean square error sum (mwmse) minimization, alternate optimization, matrix vectorization, and mm. the present invention implements near-field broadband large-scale mimo uplink transmission assisted by a dynamic metasurface antenna with low algorithm complexity and good convergence.
