Potential Advantages of Quantum Computing in Telecommunications

This technical report discusses the potential advantages of quantum computing in telecommunication networks, particularly as mobile telecommunications advance towards 6G. The document outlines how quantum computing could enhance the performance of future mobile systems by addressing computationally complex applications. It presents the concept of quantum bits (qubits) and their ability to exist in superposition, which allows quantum computers to solve certain mathematical problems significantly faster than classical computers. The report details various quantum computing techniques relevant to telecommunications, including variational quantum algorithms, quantum machine learning, and quantum-inspired algorithms. It also examines the current state of quantum computing hardware, focusing on the NISQ (Noisy Intermediate-Scale Quantum) era and the challenges of scalability and fault tolerance. The report concludes by evaluating specific computational tasks in telecommunications that may benefit from quantum computing, such as MIMO detection and PAPR minimization, highlighting the potential for quantum methods to provide computational advantages over classical approaches.