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ICC
2007
IEEE
114views Communications» more  ICC 2007»
16 years 1 months ago
An FPGA Implementation of Dirty Paper Precoder
—Dirty paper code (DPC) can be used in a number of communication network applications; broadcast channels, multiuser interference channels and ISI channels to name a few. We stud...
Pankaj Bhagawat, Weihuang Wang, Momin Uppal, Gwan ...
ICC
2007
IEEE
16 years 1 months ago
Lightweight Piggybacking for Packet Loss Recovery in Internet Telephony
—We consider an Internet telephony system in which the service provider operates a telephone gateway in each servicing city to serve the general public. We propose a packet loss ...
Wing-Yan Chow, Yiu-Wing Leung
ICC
2007
IEEE
197views Communications» more  ICC 2007»
16 years 1 months ago
Basis Expansion Model and Doppler Diversity Techniques for Frequency Domain Channel Estimation and Equalization in DS-CDMA Syste
Abstract— In this paper, we propose a frequency domain adaptive estimation of Doppler shifts for multiple Doppler subpaths in direct sequence code division multiple access (DS-CD...
Tianqi Wang, Cheng Li, Hsiao-Hwa Chen
ICIP
2007
IEEE
16 years 1 months ago
Graph-Cut Rate Distortion Algorithm for Contourlet-Based Image Compression
The geometric features of images, such as edges, are difficult to represent. When a redundant transform is used for their extraction, the compression challenge is even more dif...
Maria Trocan, Béatrice Pesquet-Popescu, Jam...
ICMCS
2007
IEEE
137views Multimedia» more  ICMCS 2007»
16 years 1 months ago
RD-Optimized Rate Shaping for Multiple Scalable Video Streams
Delivering streaming video over wired and wireless networks poses many challenges, primarily due to the throughput variations caused by time-varying network conditions. Scalable v...
Rajyalakshmi Mahalingam, Wei Tu, Eckehard G. Stein...