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ANCS
2010
ACM
13 years 4 months ago
An architecture for software defined cognitive radio
As we move forward towards the next generation of wireless protocols, the push for a better radio physical layer is ever increasing. Conventional radio architectures are limited t...
Aveek Dutta, Dola Saha, Dirk Grunwald, Douglas C. ...
ICWN
2003
13 years 8 months ago
An Indoor Bluetooth-Based Positioning System: Concept, Implementation and Experimental Evaluation
This paper presents the experimental evaluation of a Bluetooth-based positioning system. The method has been implemented in a Bluetooth-capable handheld device. Empirical tests of...
Silke Feldmann, Kyandoghere Kyamakya, Ana Zapater,...
EUSFLAT
2001
13 years 8 months ago
Decision support system for radio therapy based on fuzzy cognitive maps
During radiotherapy many decisions have to be made and the development of an advanced decision support system that take into consideration different and discipline factors in dete...
Chrysostomos D. Stylios, Pamela C. Georgopoulos, P...
GLOBECOM
2008
IEEE
13 years 7 months ago
Power Allocation for Cognitive Radios Based on Primary User Activity in an OFDM System
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
Ziaul Hasan, Ekram Hossain, Charles L. Despins, Vi...
PIMRC
2010
IEEE
13 years 5 months ago
Cognitive Beacon Channel via GSM and UMTS
This paper proposes the utilization of GSM logical channels (RACH, AGCH and TCH) and UMTS signaling (MIB and SIBs) of the Broadcast Channel to transmit a Cognitive Beacon Channel (...
Rodrigo Soule de Castro, Philippe Godlewski, Phili...