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TWC
2010
7 years 11 months ago
Dynamic Spectrum Access Using a Network Coded Cognitive Control Channel
In this paper we propose a Dynamic Spectrum Access scheme which allows the users to opportunistically and efficiently access the channels available for communications. It addresses...
Nicola Baldo, Alfred Asterjadhi, Michele Zorzi
EJWCN
2010
141views more  EJWCN 2010»
7 years 11 months ago
Scheduling Heterogeneous Wireless Systems for Efficient Spectrum Access
The spectrum scarcity problem emerged in recent years, due to unbalanced utilization of RF (radio frequency) bands in the current state of wireless spectrum allocations. Spectrum a...
Lichun Bao, Shenghui Liao
CORR
2011
Springer
175views Education» more  CORR 2011»
7 years 11 months ago
Adaptive Channel Recommendation for Dynamic Spectrum Access
—We propose a dynamic spectrum access scheme where secondary users recommend “good” channels to each other and access accordingly. We formulate the problem as an average rewa...
Xu Chen, Jianwei Huang, Husheng Li
GLOBECOM
2010
IEEE
8 years 2 months ago
Robust Spectrum Decision Protocol against Primary User Emulation Attacks in Dynamic Spectrum Access Networks
We propose a spectrum decision protocol resilient to primary user emulation attacks (PUEA) in dynamic spectrum access networks. PUEA is a type of denial-of-service attack that can ...
Z. Jin, S. Anand, K. P. Subbalakshmi
WIOPT
2010
IEEE
8 years 2 months ago
Reservation policies for revenue maximization from secondary spectrum access in cellular networks
We consider the problem of providing opportunistic spectrum access to secondary users in wireless cellular networks. From the standpoint of spectrum license holders, achieving ben...
Ashraf Al Daoud, Murat Alanyali, David Starobinski
WCNC
2010
IEEE
8 years 2 months ago
Sensing and Communication Tradeoff for Cognitive Access of Continues-Time Markov Channels
—Dynamic spectrum access (DSA) aims to improve spectrum efficiency via spectrum sensing and optimal spectrum access. An essential component in DSA is the joint design of sensing...
Xin Li, Qianchuan Zhao, Xiaohong Guan, Lang Tong
JSAC
2008
133views more  JSAC 2008»
8 years 4 months ago
Distributed Rule-Regulated Spectrum Sharing
Dynamic spectrum access is a promising technique to use spectrum efficiently. Without being restricted to any prefixed spectrum bands, nodes choose operating spectrum ondemand. Suc...
Lili Cao, Haitao Zheng
NSDI
2010
8 years 5 months ago
Supporting Demanding Wireless Applications with Frequency-agile Radios
Lei Yang, Wei Hou, Lili Cao, Ben Y. Zhao, Haitao Z...
WOWMOM
2005
ACM
175views Multimedia» more  WOWMOM 2005»
8 years 10 months ago
DIMSUMNet: New Directions in Wireless Networking Using Coordinated Dynamic Spectrum Access
Recent advances in Software Defined Radio (SDR), wide band spectrum sensing, and environment aware real-time spectrum allocation [13, 10, 4] show promise of enabling the new para...
Milind M. Buddhikot, Paul Kolodzy, Scott Miller, K...
VTC
2007
IEEE
131views Communications» more  VTC 2007»
8 years 10 months ago
FSMA - A Topology-Transparent Scheme for Opportunistic Spectrum Access
— With the advent of cognitive radio technology, new paradigms for spectrum access can achieve near-optimal spectrum utilization by letting users sense and utilize available spec...
Hwee Pink Tan, Colman O'Sullivan, Linda Doyle
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