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Search : "[ author: Sang-Jo Yoo ]" (58)
Improved Positioning Algorithm for Wireless Sensor Network affected by Holes
Seung-Hwan Jin  Sang-Jo Yoo
Vol. 34, No. 10, pp. 784-795, Oct. 2009

QoS-Aware Channel Sensing Scheduling for Cognitive Radio Network
Ki-Hyuk Kwon  Jae-Kark Choi  Sang-Jo Yoo
Vol. 34, No. 6, pp. 484-493, Jun. 2009

Group based DV-Hop localization Algorithm in Wireless Sensor Network
Hwa-Joong Kim  Sang-Jo Yoo
Vol. 34, No. 1, pp. 65-75, Jan. 2009

Group Node Contention Algorithm for Avoiding Continuous Collisions in LR-WPAN
Ju-Hyun Lee  Sang-Jo Yoo
Vol. 33, No. 12, pp. 1066-1074, Dec. 2008

Policy-based Channel Sensing Architecture and Algorithms for Cognitive Radio Networks
Do-Hyun Na  Nan Hao  Sang-Jo Yoo
Vol. 33, No. 7, pp. 538-549, Jul. 2008

Fast Group Scanning Scheme in IEEE 802.16e Networks
Jae-Kark Choi  Sang-Jo Yoo
Vol. 33, No. 6, pp. 624-634, Jun. 2008

Multi-channel MAC Protocol for Improving Channel Efficiency in Wireless Networks
Young-Kyoung Kim  Sang-Jo Yoo
Vol. 33, No. 5, pp. 549-560, May   2008

WLAN CR Coexistence Beacon Protocol for Cognitive Radio-Based WLAN Network
Hyun-Ju Kim  Sang-Jo Yoo
Vol. 32, No. 12, pp. 790-799, Dec. 2007

An Efficient Flooding Algorithm with Adaptive Retransmission Node Selection for Wireless Sensor Networks
Seung Joon Choi  Sang-Jo Yoo
Vol. 32, No. 11, pp. 673-684, Nov. 2007

Policy-based Dynamic Channel Selection Architecture for Cognitive Radio Network
Do-Hyun Na  Sang-Jo Yoo
Vol. 32, No. 6, pp. 358-366, Jun. 2007

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pISSN : 1226 - 4717
eISSN : 2287 - 3880