Sciweavers

20 search results - page 4 / 4
» Downlink Power Allocation for Multi-class CDMA Wireless Netw...
Sort
View
AICT
2009
IEEE
226views Communications» more  AICT 2009»
13 years 11 months ago
Optimizing MBMS Power Allocation through HSDPA Transmissions
— Multimedia Broadcast Multicast Service (MBMS) epitomizes the increasing popularity of enhanced end-user experience in Universal Mobile Telecommunications System (UMTS), since i...
Antonios G. Alexiou, Christos Bouras, Evangelos Re...
CISS
2008
IEEE
13 years 10 months ago
Resource and power costs in dynamic spectrum allocation
— We consider a network setting, where a single Service Provider (SP) provides wireless data services to a group of users in the downlink. The transmission model is similar to OF...
Joydeep Acharya, Roy D. Yates
WOWMOM
2005
ACM
82views Multimedia» more  WOWMOM 2005»
13 years 9 months ago
Power Control is not Required for Wireless Networks in the Linear Regime
— We consider the design of optimal strategies for joint power adaptation, rate adaptation and scheduling in a multi-hop wireless network. Most existing strategies control either...
Bozidar Radunovic, Jean-Yves Le Boudec
PIMRC
2008
IEEE
13 years 10 months ago
Multicasting JPEG2000 images over MIMO systems
Abstract—Increasing demand for high-speed and efficient multimedia transmission over wireless networks has driven tremendous research on enhancing the performance of multimedia ...
Mahin Torki, Atousa Hajshirmohammadi
JSAC
2011
215views more  JSAC 2011»
12 years 11 months ago
Opportunistic Spectrum Sharing Schemes for CDMA-Based Uplink MAC in Cognitive Radio Networks
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
Xi Zhang, Hang Su