Search Results for author: Alexei Ashikhmin

Found 2 papers, 0 papers with code

Unequal Error Protection Achieves Threshold Gains on BEC and BSC via Higher Fidelity Messages

no code implementations22 Jan 2021 Beyza Dabak, Ahmed Hareedy, Alexei Ashikhmin, Robert Calderbank

Results show that UEP via higher fidelity parity bits achieves up to about $17\%$ and $28\%$ threshold gains on BEC and BSC, respectively.

Information Theory Signal Processing Information Theory

Cell-Free Massive MIMO with Nonorthogonal Pilots for Internet of Things

no code implementations18 Jun 2020 Shilpa Rao, Alexei Ashikhmin, Hong Yang

Simulation results show a 40% improvement in uplink and downlink throughputs and 95% in energy efficiency over existing cell-free wireless systems and at least a three-fold uplink improvement over known IoT systems based on small-cell systems.

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