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GLOBECOM
2009
IEEE
9 years 6 months ago
SV-BCMCS: Scalable Video Multicast in Hybrid 3G/Ad-Hoc Networks
—Mobile video broadcasting service, or mobile TV, is a promising application for 3G wireless network operators. Most existing solutions for video broadcast/multicast services in ...
Sha Hua, Yang Guo, Yong Liu, Hang Liu, Shivendra S...
GLOBECOM
2009
IEEE
9 years 6 months ago
Price of Anarchy for Cognitive MAC Games
—In this paper, we model and analyze the interactions between secondary users in a spectrum overlay cognitive system as a cognitive MAC game. In this game, each secondary user ca...
Lok Man Law, Jianwei Huang, Mingyan Liu, Shuo-Yen ...
GLOBECOM
2009
IEEE
9 years 6 months ago
Feasibility Conditions for Interference Alignment
—The degrees of freedom (DoF) of K-user MIMO interference networks with constant channel coefficients are not known in general. Determining the feasibility of a linear interfere...
Cenk M. Yetis, Tiangao Gou, Syed Ali Jafar, Ahmet ...
GLOBECOM
2009
IEEE
9 years 6 months ago
How Does Correlation Affect the Capacity of MIMO Systems with Rate Constraints?
—In this paper, we study the impact of antenna correlation at mobile units (MUs) on the capacity of multi-user multiple-input multiple-output (MIMO) systems with rate constraints...
Hao Wang, Peng Wang, Li Ping, Xiaokang Lin
GLOBECOM
2009
IEEE
9 years 6 months ago
Collaborative Quickest Spectrum Sensing via Random Broadcast in Cognitive Radio Systems
Abstract— Quickest detection is applied in the spectrum sensing of cognitive radio systems when multiple secondary users collaborate with limited communication time slots. When t...
Husheng Li, Huaiyu Dai, Chengzhi Li
GLOBECOM
2009
IEEE
9 years 6 months ago
Anonymous Cardinality Estimation in RFID Systems with Multiple Readers
— In this paper, we study the anonymous cardinality estimation problem in radio frequency identification (RFID) systems. To preserve privacy and anonymity, each tag only transmi...
Vahid Shah-Mansouri, Vincent W. S. Wong
GLOBECOM
2009
IEEE
9 years 6 months ago
Cross Layer Multirate Adaptation Using Physical Capture
Abstract—In this paper, to improve the performance of multihop wireless networks, we explore a cross layer multirate adaptation scheme (we call it CROMA) that uses the phenomenon...
Jun Cheol Park, Sneha Kumar Kasera, Neal Patwari
GLOBECOM
2009
IEEE
9 years 6 months ago
Distortion Prediction for Video Quality Optimization over Packet Switched Networks
—Scheduling techniques are often deployed at the network edge to maximize the quality of the video communication while satisfying a given constraint on the maximum high priority ...
Andrea Vesco, Enrico Masala, Carlo Novara
GLOBECOM
2009
IEEE
9 years 6 months ago
Joint Power Control and Beamforming Codebook Design for MISO Channels with Limited Feedback
Abstract— This paper investigates the joint design and optimization of the power control and beamforming codebooks for the single-user multiple-input single-output (MISO) wireles...
Behrouz Khoshnevis, Wei Yu
GLOBECOM
2009
IEEE
9 years 6 months ago
Analysis of Degrees of Freedom of Interfering MISO Broadcast Channels
— In this paper, we provide a lower and upper bound for the number of degrees of freedom (DOF) of B multipleinput single-output (MISO) broadcast channels (BC) where each base sta...
Seokhwan Park, Inkyu Lee
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