Heungwoo NAM


AUV Based Data-Gathering Protocol for the Lifetime Extension of Underwater Acoustic Sensor Networks
Heungwoo NAM 
Publication:   
Publication Date: 2017/07/01
Vol. E100-A  No. 7  pp. 1596-1600
Type of Manuscript:  LETTER
Category: Mobile Information Network and Personal Communications
Keyword: 
underwater acoustic sensor networksautonomous underwater vehiclespath-planning algorithmsdata-gathering protocols
 Summary | Full Text:PDF(1.3MB)

Energy-Efficient Flexible Beacon Scheduling Mechanism for Cluster-Tree Healthcare Systems
Haoru SU Heungwoo NAM Sunshin AN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/09/01
Vol. E94-B  No. 9  pp. 2480-2483
Type of Manuscript:  Special Section LETTER (Special Section on Information Communication Technology for Highly Reliable Human Health Care Services)
Category: 
Keyword: 
BANhealthcare systemMACbeacon scheduling
 Summary | Full Text:PDF(343.1KB)

Low-Power Based Coherent Acoustic Modem for High-Speed Communication in Underwater Sensor Networks
Heungwoo NAM Sunshin AN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/12/01
Vol. E92-B  No. 12  pp. 3931-3934
Type of Manuscript:  LETTER
Category: Network
Keyword: 
underwater sensor networksacoustic modem
 Summary | Full Text:PDF(209.2KB)

Traffic Adaptive Contention Differentiation Scheme for LR-WPANs
Wook KIM Heungwoo NAM Sunshin AN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/10/01
Vol. E92-D  No. 10  pp. 1945-1948
Type of Manuscript:  Special Section LETTER (Special Section on New Technologies and their Applications of the Internet)
Category: QoS and Quality Management
Keyword: 
contention differentiationQoS supportadaptive transmission controlenergy efficiencywireless ubiquitous network802.15.4LR-WPAN
 Summary | Full Text:PDF(377.1KB)