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    » Opportunistic spectrum access for mobile cognitive radios
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    INFOCOM
    2010
    IEEE
    204views Communications» more  INFOCOM 2010»
    Cooperative Boundary Detection for Spectrum Sensing Using Dedicated Wireless Sensor Networks
    13 years 4 months ago
    Cooperative Boundary Detection for Spectrum Sensing Using Dedicated Wireless Sensor Networks
    Download  szs.siat.ac.cn
    Abstract—Spectrum sensing is one of the key enabling technologies in Cognitive Radio Networks (CRNs). In CRNs, secondary users (SUs) are allowed to exploit the spectrum opportuni...
    Yanyan Yang, Yunhuai Liu, Qian Zhang, Lionel M. Ni
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    JCM
    2006
    92views more  JCM 2006»
    Ultimate Dynamic Spectrum Allocation via User-Central Wireless Systems
    13 years 5 months ago
    Ultimate Dynamic Spectrum Allocation via User-Central Wireless Systems
    Download  www.academypublisher.com
    - Current wireless systems are called vendor-central systems because, users should subscribe to a service provider (vendor) and receive the service through the spectrum assigned to...
    Seyed Alireza Zekavat, Xiukui Li
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    ETT
    2000
    70views Education» more  ETT 2000»
    SS-MC-MA Systems with Pilot Symbol Aided Channel Estimation in the Asynchronous Uplink
    13 years 5 months ago
    SS-MC-MA Systems with Pilot Symbol Aided Channel Estimation in the Asynchronous Uplink
    Download  www.kn-s.dlr.de
    Spread spectrum multi-carrier multiple access (SS-MC-MA) systems exploit in a similar manner as MC-CDMA systems the advantages of the diversity gain due to the spread spectrum tech...
    Stefan Kaiser, Witold A. Krzymien, Khaled Fazel
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    JCST
    2008
    140views more  JCST 2008»
    ROPAS: Cross-Layer Cognitive Architecture for Mobile UWB Networks
    13 years 5 months ago
    ROPAS: Cross-Layer Cognitive Architecture for Mobile UWB Networks
    Download  faculty.washington.edu
    The allocation of bandwidth to unlicensed users, without significantly increasing the interference on the existing licensed users, is a challenge for Ultra Wideband (UWB) networks....
    Chittabrata Ghosh, Bin Xie, Dharma P. Agrawal
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    GLOBECOM
    2008
    IEEE
    195views Communications» more  GLOBECOM 2008»
    A Game Theoretic Framework for Distributed Self-Coexistence Among IEEE 802.22 Networks
    14 years 7 days ago
    A Game Theoretic Framework for Distributed Self-Coexistence Among IEEE 802.22 Networks
    Download  koala.ece.stevens-tech.edu
    —The cognitive radio based IEEE 802.22 wireless regional area network (WRAN) is designed to operate in the under–utilized TV bands by detecting and avoiding primary TV transmis...
    Shamik Sengupta, R. Chandramouli, Swastik Brahma, ...
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