Sciweavers

IWCMC
2006
ACM
13 years 10 months ago
Cross-layer performance analysis of joint rate and power adaptation schemes with multiple-user contention in Nakagami fading cha
Adaptively adjusting transmission rate and power to concurrently enhance goodput and save energy is an important issue in the wireless local area network (WLAN). However, goodput ...
Li-Chun Wang, Kuang-Nan Yen, Jane-Hwa Huang, Ander...
ISCAS
2006
IEEE
102views Hardware» more  ISCAS 2006»
13 years 10 months ago
On-chip bidirectional transceiver
— This work presents bidirectional transceiver for on-chip long wires. The current signals are transmitted bidirectionally on the interconnection to double the data rate. The vol...
Hong-Yi Huang, Ching-Chieh Wu, Sen-Da Wu
ICMCS
2006
IEEE
113views Multimedia» more  ICMCS 2006»
13 years 10 months ago
Steganalysis based on Markov Model of Thresholded Prediction-Error Image
A steganalysis system based on 2-D Markov chain of thresholded prediction-error image is proposed in this paper. Image pixels are predicted with their neighboring pixels, and the ...
Dekun Zou, Yun Q. Shi, Wei Su, Guorong Xuan
APCCAS
2006
IEEE
258views Hardware» more  APCCAS 2006»
13 years 10 months ago
A 12-bit CMOS Current Steering D/A Converter for Embedded Systems
Abstract - This paper describes the design of a 12-bit digital-to-analog converter for a wireline modem chip implemented in a 0.13tm digital CMOS technology. Transistor-level simul...
Jesús Ruiz-Amaya, Manuel Delgado-Restituto,...
LCN
2007
IEEE
13 years 10 months ago
An Initial Performance Evaluation of Rapid PHY Selection (RPS) for Energy Efficient Ethernet
— The IEEE 802.3 Energy Efficient Ethernet (EEE) study group is considering Rapid PHY Selection (RPS) as a mechanism to quickly switch the data rate of an Ethernet link to match ...
Francisco Blanquicet, Kenneth J. Christensen
ICC
2007
IEEE
117views Communications» more  ICC 2007»
13 years 11 months ago
Performance Modeling of Multi-Rate HDR and its Effect on TCP Throughput
—An interesting feature of the 3G cellular networks is their ability to support multiple data rates. Though the performance of TCP over wireless networks has been well studied, t...
Wenjing Wang, Shamik Sengupta, Mainak Chatterjee
ICC
2007
IEEE
113views Communications» more  ICC 2007»
13 years 11 months ago
Multiuser Diversity with Imperfect Channel Quality Feedback in MIMO Broadcast Networks
—In this paper, we analyze the impact of imperfect channel quality feedback on the scheduling algorithms that exploit multi-user diversity. We consider a time-slotted MIMO broadc...
Bongyong Song, Rene L. Cruz, Laurence B. Milstein
ICC
2007
IEEE
146views Communications» more  ICC 2007»
13 years 11 months ago
Correlation Based Rate Adaptation via Insights from Incomplete Observations in 802.11 Networks
—Rate adaptation, as a challenging issue for wireless purpose. Relatively little attention has been paid on identifying network design, has been an active research topic for year...
Xia Zhou, Jun Zhao, Guang-Hua Yang
ICC
2007
IEEE
107views Communications» more  ICC 2007»
13 years 11 months ago
OFDM PAPR Reduction Using Selected Mapping Without Side Information
— Selected mapping (SLM) is a well-known method for reducing the peak-to-average power ratio (PAPR) in orthogonal frequency-division multiplexing (OFDM) systems. The main drawbac...
Boon Kien Khoo, Stéphane Y. Le Goff, Charal...
WCNC
2008
IEEE
13 years 11 months ago
Loss Differentiated Rate Adaptation in Wireless Networks
Data rate adaptation is the process to select the optimal data rates for instantaneous channel conditions. This paper proposes a data rate adaptation technique that poses followin...
Saad Biaz, Shaoen Wu