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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

A New Band AMC Multicast Resource Allocation Scheme over Mobile WiMAX

Tsai, Tsung-Ming 07 September 2010 (has links)
Mobile WiMAX multicast communication that is an efficient mechanism for one-to-many transmissions over a broadcast wireless channel is considered as a key technology for supporting emerging broadband multimedia services in the next generation wireless networks, such as Internet Protocol Television (IPTV). Therefore, it is critical to design an efficient multicast resource allocation scheme to support these multimedia services. This thesis proposes a new Band AMC multicast resource allocation scheme for pedestrian mobility environment by collaborating with forward error correction (FEC) coding technology. IPTV multicast is characterized by groups of users watching popular video programs over a wireless fading channel. The proposed scheme can flexibly select efficient channels and appropriate modulation to reduce the resource usage for multicast. Besides, the proposed scheme can provide quality of service (QoS), overcome packet loss and improve the performance over the traditional multicast techniques on Band AMC mode used in today¡¦s wireless OFDMA communication system.
2

Optimal Call Admission Control Policies in Wireless Cellular Networks Using Semi Markov Decision Proces

Ni, Wenlong January 2008 (has links)
No description available.

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