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MOBICOM
2010
ACM
8 years 8 months ago
Sybot: an adaptive and mobile spectrum survey system for wifi networks
Information on site-specific spectrum characteristics is essential to evaluate and improve the performance of wireless networks. However, it is usually very costly to obtain accur...
Kyu-Han Kim, Alexander W. Min, Kang G. Shin
NSDI
2010
8 years 9 months ago
Supporting Demanding Wireless Applications with Frequency-agile Radios
Lei Yang, Wei Hou, Lili Cao, Ben Y. Zhao, Haitao Z...
GLOBECOM
2007
IEEE
8 years 10 months ago
Hardware-Constrained Multi-Channel Cognitive MAC
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
Juncheng Jia, Qian Zhang
DAC
2005
ACM
8 years 10 months ago
Cognitive radio techniques for wide area networks
The cellular wireless market has begun the transition to data centric services including high speed internet access, video, high quality audio, and gaming. Communications technolo...
William Krenik, Anuj Batra
HOA
1993
9 years 9 days ago
The Semantics of SPECTRUM
Abstract. The Spectrum project concentrates on the process of developing well-structured, precise system speci cations. Spectrum is a speci cation language, with a deduction calcul...
Radu Grosu, Franz Regensburger
MSWIM
2009
ACM
9 years 27 days ago
Modeling and performance evaluation of transmission control protocol over cognitive radio ad hoc networks
Cognitive Radio (CR) technology constitutes a new paradigm to provide additional spectrum utilization opportunities in wireless ad hoc networks. Recent research in this field has ...
Marco Di Felice, Kaushik Roy Chowdhury, Luciano Bo...
WOWMOM
2005
ACM
175views Multimedia» more  WOWMOM 2005»
9 years 1 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»
9 years 2 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
ICC
2007
IEEE
175views Communications» more  ICC 2007»
9 years 2 months ago
A Framework for Dynamic Spectrum Sharing Between Cognitive Radios
— We consider a cognitive radio system like the future 802.22 networks where license-exempt service providers (SPs) will share a fixed spectrum in a non-interference basis to ea...
Joydeep Acharya, Roy D. Yates
ICC
2007
IEEE
228views Communications» more  ICC 2007»
9 years 2 months ago
A Non-Cooperative Power Control Game for Secondary Spectrum Sharing
—Limited spectrum resources, inefficient spectrum usage and increasing wireless communication necessitates a paradigm shift from the current fixed spectrum management policy to...
Juncheng Jia, Qian Zhang
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