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TCOM
2010
115views more  TCOM 2010»
13 years 10 months ago
QoS Analysis of a Scheduling Policy for Heterogeneous Users Employing AMC Jointly with ARQ
—This paper analyzes the quality of service (QoS) of scheduling algorithms for heterogeneous users in multiuser (MU) wireless systems that take advantage from a crosslayer design...
Mario Poggioni, Luca Rugini, Paolo Banelli
TCOM
2010
97views more  TCOM 2010»
13 years 10 months ago
Exploiting UEP in QAM-based BICM: interleaver and code design
In this paper we formally analyze the interleaver and code design for QAM-based BICM transmissions using the binary reflected Gray code. We develop analytical bounds on the bit e...
Alex Alvarado, Erik Agrell, Leszek Szczecinski, Ar...
TCOM
2010
83views more  TCOM 2010»
13 years 10 months ago
Average power reduction for MSM optical signals via sparsity and uncertainty principle
Multiple subcarrier modulation is an appealing scheme for high-data rate optical communication. However a major drawback is its low average power efficiency. While subcarrier res...
Jovana Ilic, Thomas Strohmer
TCOM
2010
102views more  TCOM 2010»
13 years 10 months ago
A system performance approach to OSNR optimization in optical networks
Abstract—This paper studies a constrained optical signal-tonoise ratio (OSNR) optimization problem in optical networks from the perspective of system performance. A system optimi...
Yan Pan, Tansu Alpcan, Lacra Pavel
TCOM
2010
91views more  TCOM 2010»
13 years 10 months ago
Robust Power Allocation Algorithms for Wireless Relay Networks
—Resource allocation promises significant benefits in wireless networks. In order to fully reap these benefits, it is important to design efficient resource allocation algori...
Tony Q. S. Quek, Moe Z. Win, Marco Chiani
TCOM
2010
80views more  TCOM 2010»
13 years 10 months ago
A Relay Assisted Cooperative Transmission Protocol for Wireless Multiple Access Systems
Abstract—In this paper, we propose a spectrally efficient cooperative transmission protocol for multiple access scenarios. The key feature is to utilize multi-user diversity and...
Zhiguo Ding, Kin K. Leung, Dennis Goeckel, Donald ...
TCOM
2010
91views more  TCOM 2010»
13 years 10 months ago
Slot-wise maximum likelihood estimation of the tag population size in FSA protocols
Abstract—Framed Slotted Aloha (FSA) is a popular anticollision technique in state-of-the-art RF-ID systems, as in ISO/IEC CD 18000-6 for 900MHz or the EPCglobal HF Gen 2 draft fo...
Bastian Knerr, Martin Holzer 0002, Christoph Anger...
TCOM
2010
141views more  TCOM 2010»
13 years 10 months ago
Communications over the Best Singular Mode of a Reciprocal MIMO Channel
We consider two nodes equipped with multiple antennas that intend to communicate i.e. both of which transmit and receive data. We model the responses of the communication channels...
Saeed Gazor, Khalid AlSuhaili
TCOM
2010
117views more  TCOM 2010»
13 years 10 months ago
Optimal Coding Strategies for Bidirectional Broadcast Channels Under Channel Uncertainty
Bidirectional relaying is a promising approach to improve the performance in wireless networks such as sensor, ad-hoc, and even cellular systems. Bidirectional relaying applies to...
Rafael F. Wyrembelski, Igor Bjelakovic, Tobias J. ...
TCOM
2010
115views more  TCOM 2010»
13 years 10 months ago
New designs for bit-interleaved coded modulation with hard-decision feedback iterative decoding
—Bit-interleaved coded modulation (BICM) is often the method of choice for multilevel transmission over fading channels. If relatively simple forward error-correction (FEC) codes...
Alireza Kenarsari-Anhari, Lutz H.-J. Lampe