Yohannes D. ALEMSEGED


Implementation and Performance Evaluation of a Distributed TV White Space Sensing System
Ha-Nguyen TRAN Yohannes D. ALEMSEGED Hiroshi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/02/01
Vol. E97-B  No. 2  pp. 305-313
Type of Manuscript:  Special Section PAPER (Special Section on Technologies for Effective Utilization of Spectrum White Space)
Category: 
Keyword: 
distributed spectrum sensingTV white spaceimplementationsystem designperformance evaluation
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A Distributed Sensing and Caching Database for Cognitive Radio Systems
Ha-Nguyen TRAN Chen SUN Yohannes D. ALEMSEGED Hiroshi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/01/01
Vol. E95-B  No. 1  pp. 217-225
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
regulatory databasesensing databasedistributed sensingcognitive radio
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Enhanced Media Access Scheme for Distributed Spectrum Sensing
Yohannes D. ALEMSEGED Chen SUN Ha NGUYEN TRAN Hiroshi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3266-3273
Type of Manuscript:  Special Section PAPER (Special Section on Wireless Distributed Networks)
Category: 
Keyword: 
distributed spectrum sensingspectrum sensingenergy detectionmedia access control scheme
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Coexistence of Dynamic Spectrum Access Based Heterogeneous Networks
Chen SUN Yohannes D. ALEMSEGED HaNguyen TRAN Hiroshi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3293-3301
Type of Manuscript:  Special Section PAPER (Special Section on Wireless Distributed Networks)
Category: 
Keyword: 
heterogeneous networkscognitive radio system (CRS)dynamic spectrum access (DSA)coexistencearchitecturehidden nodequality of coexistence (QoC)
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Spectrum Sensing Architecture and Use Case Study: Distributed Sensing over Rayleigh Fading Channels
Chen SUN Yohannes D. ALEMSEGED Ha Nguyen TRAN Hiroshi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/12/01
Vol. E92-B  No. 12  pp. 3606-3615
Type of Manuscript:  Special Section PAPER (Special Section on Dynamic Spectrum Access)
Category: Spectrum Sensing
Keyword: 
spectrum sensingcognitive radiocooperative sensingcollaborative sensingselective sensingenergy detectionRayleigh fadingdiversity
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Robust Spectrum Sensing Algorithms for Cognitive Radio Application by Using Distributed Sensors
Yohannes D. ALEMSEGED Chen SUN Ha Nguyen TRAN Hiroshi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/12/01
Vol. E92-B  No. 12  pp. 3616-3624
Type of Manuscript:  Special Section PAPER (Special Section on Dynamic Spectrum Access)
Category: Spectrum Sensing
Keyword: 
cognitive radiospectrum sensordistributed sensingparallel sensingcooperative sensinggateway assisted sensingtwo-stage detectionhard information combining (HC)soft information combining (SC)
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