activity
20192026
most citedAge-Oriented Opportunistic Relaying in Cooperative Status Update Systems with Stochastic Arrivals

16 citations · 20 across the 4 of their papers we have counts for

collaborators

5 papers

cs.IT2026

Version Age-of-Information-based Semantic Secrecy Region Analysis

Qian Wang, Bohai Li, Chao Sun +3

This paper investigates semantic secrecy in wireless status-update systems using Version Age of Information (VAoI). We model the fundamental tradeoff between informative updates an…

cs.IT2021★ 2 cited

Optimizing Information Freshness for Cooperative IoT Systems with Stochastic Arrivals

Bohai Li, Qian Wang, He Chen +2

This paper considers a cooperative Internet of Things (IoT) system with a source aiming to transmit randomly generated status updates to a designated destination as timely as possi…

cs.IT2020★ 2 cited

Optimizing Information Freshness in Two-Way Relay Networks

Bohai Li, He Chen, Nikolaos Pappas +1

In this paper, we investigate an amplify-and-forward (AF) based two-way cooperative status update system, where two sources aim to exchange status updates with each other as timely…

cs.IT2020★ 16 cited

Age-Oriented Opportunistic Relaying in Cooperative Status Update Systems with Stochastic Arrivals

Bohai Li, He Chen, Yong Zhou +1

This paper considers a cooperative status update system with a source aiming to send randomly generated status updates to a designated destination as timely as possible with the he…

eess.SP2019

Signal Design for AF Relay Systems using Superposition Coding and Finite-Alphabet Inputs

Bohai Li, He Chen, Zheng Dong +2

This paper focuses on the signal design in a Gaussian amplify-and-forward (AF) relay system with superposition coding (SC) being applied at the relay, which allows the source and r…