Sciweavers

TCOM
2011
83views more  TCOM 2011»
13 years 5 months ago
Minimizing Sum-MSE Implies Identical Downlink and Dual Uplink Power Allocations
—Minimizing the sum of mean squared errors using linear transceivers under a sum power constraint in the multiuser downlink is a non-convex problem. Existing algorithms exploit a...
Adam J. Tenenbaum, Raviraj S. Adve
VLSISP
2002
114views more  VLSISP 2002»
13 years 10 months ago
Multiuser Detection for Out-of-Cell Cochannel Interference Mitigation in the IS-95 Downlink
Abstract. This paper considers the application of multiuser detection techniques to improve the quality of downlink reception in a multi-cell IS
D. Richard Brown III, H. Vincent Poor, Sergio Verd...
CN
2002
81views more  CN 2002»
13 years 10 months ago
Packet service in UMTS: delay-throughput performance of the downlink shared channel
The Universal Mobile Telecommunications System, wide band code-division multiple access (W-CDMA) radio interface is characterized by great
Flaminio Borgonovo, Antonio Capone, Matteo Cesana,...
PE
2008
Springer
113views Optimization» more  PE 2008»
13 years 10 months ago
Joint uplink and downlink admission control to both streaming and elastic flows in CDMA/HSDPA systems
TCP-based data flows generate packets and ACKs in two directions, be it in the wireline or wireless networks. In the latter case, packets are typically found in the downlink where...
Tijani Chahed, Eitan Altman, Salah-Eddine Elayoubi
GLOBECOM
2006
IEEE
14 years 5 months ago
Signal to Interference Prediction for Adaptive Radio Links
: To improve downlink packet throughput, the base schedules a mobile when its signal to interference ratio is higher than on average. The mobiles measure downlink pilots from the s...
Jonathan Ling, Ufuk Tureli
ICC
2007
IEEE
139views Communications» more  ICC 2007»
14 years 5 months ago
Generic Centralized Downlink Scheduler for Next Generation Wireless Cellular Networks
– Future wireless cellular networks such as High Speed Downlink Packet Access (HSDPA) and 1x EVolution Data Optimized (1xEV-DO) promise to revolutionize the mobile user’s wirel...
Bader Al-Manthari, Najah A. Abu Ali, Nidal Nasser,...
ICC
2007
IEEE
14 years 5 months ago
Maximal Ratio Combining in Cellular MIMO-CDMA Downlink Systems
——In this paper, we first analyze the performance of Maximal Ratio Combining (MRC) scheme for Multiple input multiple output (MIMO) in an interference-limited CDMA cellular sy...
Jing Ma, Yingjun Zhang, Xin Su, Yan Yao
VTC
2008
IEEE
107views Communications» more  VTC 2008»
14 years 5 months ago
Performance of Relay-Aided DS-CDMA Downlink Systems Communicating over Nakagami-m Fading Channels
—In this contribution we investigate the bit-error-rate (BER) performance of a downlink direct-sequence code-division multiple-access (DS-CDMA) system, where a set of relays are ...
Wei Fang, Lie-Liang Yang, Lajos Hanzo
ICC
2008
IEEE
112views Communications» more  ICC 2008»
14 years 5 months ago
Weighted Fair Uplink/Downlink Access Provisioning in IEEE 802.11e WLANs
— We present the unfairness problem between the uplink and the downlink flows in the IEEE 802.11e infrastructure Basic Service Set (BSS) when the default settings of the Enhance...
Feyza Keceli, Inanc Inan, Ender Ayanoglu