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Cooperation Method for Cellular Communication Systems  

Kim, Eung-Sun (Communication & Networking Lab., Samsung Advanced Institute of Technology(SAIT))
Kim, Young-Doo (Communication & Networking Lab., Samsung Advanced Institute of Technology(SAIT))
Park, Sang-Kyu (Dept. of Electronics and Computer Engineering, Hanyang University)
Abstract
A scheme for selecting the mode with the maximum system capacity is proposed for cooperative relaying. Three possible modes are presented based on decode-and-forward relaying, and the time required by each mode is evaluated. Based on these results, a method is then developed for selecting the optimal mode with the minimum time duration (or maximum channel capacity). Computer simulations confirm that the optimal mode outperforms the other modes.
Keywords
Cooperation relaying; Mode selection; Spectral efficiency; Channel capacity;
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