Sciweavers

2880 search results - page 144 / 576
» Using Channels for Multimedia Communication
Sort
View
ICMCS
2005
IEEE
95views Multimedia» more  ICMCS 2005»
14 years 3 months ago
Optimization of source and channel coding for voice over IP
Voice over Internet Protocol (VoIP) applications must typically choose a tradeoff between the bits allocated for Forward Error Correcting (FEC) and that for the source coding to a...
Yicheng Huang, Jari Korhonen, Ye Wang
VTC
2010
IEEE
122views Communications» more  VTC 2010»
13 years 8 months ago
Generalized MIMO Transmit Preprocessing Using Pilot Symbol Assisted Rateless Codes
In this paper, we propose a generalized multiple-input multiple-output (MIMO) transmit preprocessing system, where both the channel coding and the linear MIMO transmit precoding c...
Nicholas Bonello, Du Yang, Shen Chen, Lajos Hanzo
GLOBECOM
2007
IEEE
14 years 4 months ago
Time-Varying Channel Complex Gains Estimation and ICI Suppression in OFDM Systems
—In this paper, we present an iterative algorithm for channel complex gains estimation with inter-sub-carrierinterference (ICI) reduction in orthogonal-frequency-divisionmultiple...
Hussein Hijazi, Laurent Ros
ICCCN
2007
IEEE
14 years 4 months ago
Multi-channel Jamming Attacks using Cognitive Radios
To improve spectrum efficiency, future wireless devices will use cognitive radios to dynamically access spectrum. While offering great flexibility and softwarereconfigurability...
Ashwin Sampath, Hui Dai, Haitao Zheng, Ben Y. Zhao
ICC
2007
IEEE
14 years 4 months ago
PRML Detection of Multi-Level DVD Channels with Run-Length-Limited Modulation
Abstract— Multi-level optical recording using run-lengthlimited (RLL) modulation is a novel method to significantly increase the information recording density without changing o...
Hua Hu, Longfa Pan