Octavia A. Dobre

Fast and robust identification of GSM and LTE signals

2017

Signal identification algorithms have found many applications in both military and commercial communications, such as spectrum surveillance, and software-defined and cognitive radios. Such algorithms are essential for building instruments used in radio spectrum monitoring. In …

Intelligent Blockchain-based Edge Computing via Deep Reinforcement Learning: Solutions and Challenges

2022 · arXiv (Cornell University)

The convergence of mobile edge computing (MEC) and blockchain is transforming the current computing services in wireless Internet-of-Things networks, by enabling task offloading with security enhancement based on blockchain mining. Yet the existing approaches for …

Federated Generative-Adversarial-Network-Enabled Channel Estimation

2023 · Intelligent Computing

Accurately estimating channel state information is essential for meeting the quality-of-service requirements of modern applications and scenarios. Deep learning techniques have proven effective in acquiring channel conditions with low pilot overhead in massive connectivity scenarios. …

Hierarchical Blockchain Radio Access Networks: Architecture, Modelling, and Performance Assessment

2025 · IEEE Open Journal of the Communications Society

Demands for secure, ubiquitous, and always-available connectivity have been identified as the pillar design parameters of the next generation radio access networks (RANs). Motivated by this, the current contribution introduces a network architecture that leverages …