24 citations · 29 across the 3 of their papers we have counts for
3 papers
cs.IT2008★ 5 cited
Rateless Coding for MIMO Block Fading Channels
Yijia Fan, Lifeng Lai, Elza Erkip +1
In this paper the performance limits and design principles of rateless codes over fading channels are studied. The diversity-multiplexing tradeoff (DMT) is used to analyze the syst…
cs.IT2008
Optimal Medium Access Protocols for Cognitive Radio Networks
Lifeng Lai, Hesham El Gamal, Hai Jiang +1
This paper focuses on the design of medium access control protocols for cognitive radio networks. The scenario in which a single cognitive user wishes to opportunistically exploit…
cs.IT2007★ 24 cited
Cognitive Medium Access: Exploration, Exploitation and Competition
Lifeng Lai, Hesham El Gamal, Hai Jiang +1
This paper establishes the equivalence between cognitive medium access and the competitive multi-armed bandit problem. First, the scenario in which a single cognitive user wishes t…