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CORR
2008
Springer
101views Education» more  CORR 2008»
13 years 7 months ago
Unequal Error Protection: Some Fundamental Limits
Various scenarios are considered where some information is more important than other and needs better protection. A general theoretical framework for unequal error protection is d...
Shashi Borade, Baris Nakiboglu, Lizhong Zheng
ICC
2009
IEEE
101views Communications» more  ICC 2009»
13 years 5 months ago
Using Limited Feedback in Power Allocation Design for a Two-Hop Relay OFDM System
In this paper, we study power allocation (PA) in a single-relay OFDM system with limited feedback. We propose a PA scheme that uses a codebook of quantized PA vectors designed offl...
Mahdi Hajiaghayi, Min Dong, Ben Liang
AAECC
2006
Springer
105views Algorithms» more  AAECC 2006»
14 years 1 months ago
LDPC Codes for Fading Channels: Two Strategies
Abstract. This paper compares two approaches to reliable communication over fading channels using low-density parity check (LDPC) codes. The particular model considered is the bloc...
Xiaowei Jin, Teng Li, Thomas E. Fuja, Oliver M. Co...
CORR
2006
Springer
102views Education» more  CORR 2006»
13 years 7 months ago
On the User Selection for MIMO Broadcast Channels
1 In this paper, we consider a downlink communication system, in which a base station (BS) equipped with M antennas communicates with N users each equipped with K receive antennas....
Alireza Bayesteh, Amir K. Khandani
VTC
2006
IEEE
141views Communications» more  VTC 2006»
14 years 1 months ago
Minimum Distance-Based Limited-Feedback Precoder for MIMO Spatial Multiplexing Systems
— Precoding is a well-known method to reach the promised performance and capacity of multiple-input multipleoutput (MIMO) systems. Recent investigations, when the transmitter has...
Alireza Ghaderipoor, Chintha Tellambura