Sciweavers

GLOBECOM
2008
IEEE
14 years 7 months ago
Distributed Spectrum Allocation of Delay-Sensitive Users over Multi-User Multi-Carrier Networks
—In this paper, we study the distributed spectrum allocation for autonomous users transmitting delay-sensitive information over a wireless multi-carrier network. Because there is...
Wenchi Tu, Mihaela van der Schaar
GLOBECOM
2008
IEEE
14 years 7 months ago
The Gateway Channel: Outage Analysis
— We consider a relay that simultaneously assists multiple source-destination pairs that do not have a direct link, the so-called gateway channel, and explore the sum capacity of...
Mohamed Abouelseoud, Aria Nosratinia
GLOBECOM
2008
IEEE
14 years 7 months ago
Analysis of Energy Efficiency in Fading Channels under QoS Constraints
Deli Qiao, Mustafa Cenk Gursoy, Senem Velipasalar
GLOBECOM
2008
IEEE
14 years 7 months ago
Simple Model Analysis and Performance Tuning of Hybrid TCP Congestion Control
—This paper presents simple analytical models of hybrid TCP congestion controls, which switch loss-based mode and delay-based mode adaptively, and tries their performance tuning....
Jiro Katto, Kazumine Ogura, Yuki Akae, Tomoki Fuji...
GLOBECOM
2008
IEEE
14 years 7 months ago
Noise Thresholds for Discrete LDPC Decoding Mappings
— For decoding low-density parity-check (LDPC) codes on discrete memoryless channels, a method to quantize messages and to find message-passing decoding functions for the variab...
Brian M. Kurkoski, Kazuhiko Yamaguchi, Kingo Kobay...
GLOBECOM
2008
IEEE
14 years 7 months ago
Rate Adaptation Using Acknowledgement Feedback: Throughput Upper Bounds
—We consider packet-by-packet rate adaptation to maximize the throughput over a finite-state Markov channel. To limit the amount of feedback data, we use past packet acknowledge...
Chin Keong Ho, Job Oostveen, Jean-Paul M. G. Linna...
GLOBECOM
2008
IEEE
14 years 7 months ago
Cross-Layer Error Control Optimization in WiMAX
—WiMAX is one of the most promising emerging broadband wireless technologies. As a consequence, data transfer performance optimization represents a crucial issue due to TCP limit...
Dzmitry Kliazovich, Tommaso Beniero, Sergio Dalsas...
GLOBECOM
2008
IEEE
14 years 7 months ago
A Theoretical Model of the Effects of Losses and Delays on the Performance of SIP
—The Session Initiation Protocol (SIP) is widely used for VoIP communication. Losses caused by network or server overload would cause retransmissions and delays in the session es...
Dorgham Sisalem, Mikkel Liisberg, Yacine Rebahi
GLOBECOM
2008
IEEE
14 years 7 months ago
Enhancement of QoE in Audio-Video IP Transmission by Utilizing Tradeoff between Spatial and Temporal Quality for Video Packet Lo
— This paper proposes a methodology of video–stream output at the receiver for enhancing QoE (Quality of Experience) in audio–video IP transmission. The methodology copes wit...
Shuji Tasaka, Hikaru Yoshimi