Hyunwoo LEE

An Efficient Shared Adaptive Packet Loss Concealment Scheme through 1-Port Gateway System for Internet Telephony Service
Jinsul KIM Hyunwoo LEE Won RYU Byungsun LEE Minsoo HAHN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/05/01
Vol. E91-B  No. 5  pp. 1370-1374
Type of Manuscript:  Special Section LETTER (Special Section on Communication Quality)
Category: QoS Control Mechanism and System
internet telephony servicepacket loss concealmentall-IP based convergence networkubiquitous environment
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Improved Noise Reduction with Packet Loss Recovery Based on Post-Filtering over IP Networks
Jinsul KIM Hyunwoo LEE Won RYU Seungho HAN Minsoo HAHN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/03/01
Vol. E91-B  No. 3  pp. 975-979
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications
speech distortionnoise reductionpacket losspost-filteringpacket-based networks
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Fast Capture Algorithm of Initial Attitude for Spacecraft Using Reaction Wheels
Hyunwoo LEE Dong-Jo PARK 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/10/01
Vol. E85-A  No. 10  pp. 2311-2317
Type of Manuscript:  PAPER
Category: Systems and Control
attitude capturereaction wheeleigenaxisnear minimum timeoptimization
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