FPGA Implementation of Sphere Decoding in MIMO Systems: Challenges Solutions and Design issues

Multiple-input multiple-output (MIMO) systems have gained significant attention due to their ability to enhance wireless communication performance. A promising method for symbol detection that offers better performance than conventional detection algorithms is the incorporation of sphere decoding in MIMO systems. Field Programmable Gate Array (FPGA)-based implementations become increasingly popular for real-time and power-efficient signal processing. This paper presents a comprehensive study on the challenges, solutions, and design issues encountered in FPGA-based sphere decoding implementations for MIMO systems. The findings contribute to the growing body of knowledge on FPGA-based MIMO signal processing and offer valuable insights for researchers and engineers aiming to deploy high-performance and resource efficient MIMO systems in practical applications. The FPGA implementation in MIMO systems holds the promise of revolutionizing wireless communication by satisfying the growing need for dependable connectivity and faster data rates.