Changhwan OH


Optimization of Tunable Wavelength Converters and Internal Wavelengths in the Optical Packet Switch with Shared FDL Buffer
Huhnkuk LIM Changhwan OH Chang-Soo PARK 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/07/01
Vol. E89-B  No. 7  pp. 2074-2078
Type of Manuscript:  LETTER
Category: Switching for Communications
Keyword: 
tunable wavelength converters (TWCs)internal wavelengthscontention resolutionoptical packet switch (OPS)fiber delay line (FDL) buffer
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A New Scheduling Scheme for Data Services in CDMA-HDR System: Weight-Gap First Scheduling
Joobum KIM Gooyoun HWANG Seokheon CHO Changhwan OH R. S. RAMAKRISHNA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/12/01
Vol. E85-B  No. 12  pp. 2950-2954
Type of Manuscript:  LETTER
Category: Wireless Communication Technology
Keyword: 
CDMA-HDRchannel conditionsscheduling algorithm
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Performance Enhancement of Mobile IP by Reducing Out-of-Sequence Packets Using Priority Scheduling
Dongwook LEE Gooyoun HWANG Changhwan OH 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/08/01
Vol. E85-B  No. 8  pp. 1442-1446
Type of Manuscript:  Special Section PAPER (Special Issue on Outstanding Papers from APCC 2001)
Category: 
Keyword: 
mobile IPhandoffpacket sequence
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A Delay Variation-Based Fair Queueing (DVFQ) Algorithm for Real-Time Multimedia Traffic in ATM Networks
Jisoo PARK Changhwan OH Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/07/01
Vol. E85-B  No. 7  pp. 1322-1332
Type of Manuscript:  PAPER
Category: Network
Keyword: 
quality of servicefair queueingservice disciplineschedulingcell delay variation
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A New WDM Access Control Protocol for Optical LAN
Kyungho LEE Changhwan OH 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/06/01
Vol. E85-B  No. 6  pp. 1202-1205
Type of Manuscript:  LETTER
Category: Fiber-Optic Transmission
Keyword: 
multiple round-robin matchingWDMmultiple tranceivers
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Three-Phased Traffic Conditioner for Guaranteeing Throughput Assurance in Differentiated Services Networks
Sangkil JUNG Gooyoun HWANG Changhwan OH 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/05/01
Vol. E85-B  No. 5  pp. 1046-1049
Type of Manuscript:  LETTER
Category: Internet
Keyword: 
three-phased traffic conditioner (3PTC)RIOAssured ServiceDiffServ networks
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A New Wavelength Assignment Algorithm in an Optical Unidirectional Ring with Realistic Wavelength Conversion
Seungkwon CHO Changhwan OH 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/08/01
Vol. E84-B  No. 8  pp. 2301-2304
Type of Manuscript:  LETTER
Category: Fiber-Optic Transmission
Keyword: 
wavelength assignmentWDMsparse wavelength conversionlimited wavelength conversion
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A MAC Scheme with Double-Side Scheduling for ATM-Based PON
Haewook LEE Dongwook LEE Changhwan OH 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/06/01
Vol. E84-B  No. 6  pp. 1690-1693
Type of Manuscript:  LETTER
Category: Network
Keyword: 
APONMACCDV control
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MAC Protocols Supporting ITU-T Recommendation G.983.1 for Multimedia Services over ATM-Based PON
Youngjin MOON Changhwan OH Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/02/01
Vol. E84-B  No. 2  pp. 163-171
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission
Keyword: 
APONITU-T recommendation G.983.1MACmultimedia service
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A Two-Phased Weighted Fair Queueing Scheme for Improving CDV and CLP in ATM Networks
Jaesun CHA Changhwan OH Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/05/25
Vol. E83-B  No. 5  pp. 1136-1139
Type of Manuscript:  LETTER
Category: Fundamental Theories
Keyword: 
ATMPer-VC queueingfair queueingscheduling algorithm
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A MAC Scheme Based on the Cell Arrival Timing Information for Multimedia Services over ATM-Based PON
Youngjin MOON Changhwan OH Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/10/25
Vol. E82-B  No. 10  pp. 1702-1705
Type of Manuscript:  LETTER
Category: Radio Communication
Keyword: 
APONMACmultimedia servicearrival timing information
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A Novel Hybrid CDMA/TDMA Protocol with a Reservation Request Slot for Wireless ATM Networks
Suwon LEE Changhwan OH Aftab AHMAD Jeong-A LEE Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/07/25
Vol. E82-B  No. 7  pp. 1073-1076
Type of Manuscript:  LETTER
Category: Radio Communication
Keyword: 
wireless ATMMAC protocolpacket CDMA
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A Connectionless Server Using AAL5 in Public ATM Networks
Woojin SEOK Okhwan BYEON Changhwan OH Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/06/25
Vol. E82-A  No. 6  pp. 994-1001
Type of Manuscript:  Special Section PAPER (Special Section of Papers Selected from 1998 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC '98))
Category: 
Keyword: 
AAL5connectionless serverreassembly forwarding mode
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Throughput Analysis of the Bifurcated Input-Queued ATM Switch
Hakyong KIM Changhwan OH Yongtak LEE Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/05/25
Vol. E82-B  No. 5  pp. 768-772
Type of Manuscript:  LETTER
Category: Switching and Communication Processing
Keyword: 
bifurcated input-queued ATM switch
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A Buffer Management Scheme with Scalable Priorities (SPAS) for Multi-QoS Services in ATM Switching Systems
Jisoo PARK Changhwan OH JeeHwan AHN Jeong-A LEE Kiseon KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/04/25
Vol. E82-B  No. 4  pp. 655-659
Type of Manuscript:  LETTER
Category: Switching and Communication Processing
Keyword: 
ATMswitching systemcell managementQoS
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A Traffic Measurement-Based Modeling of Superposed ATM Cell Streams
Sang H. KANG Changhwan OH Dan K.SUNG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/03/25
Vol. E80-B  No. 3  pp. 434-441
Type of Manuscript:  PAPER
Category: Communication Networks and Services
Keyword: 
traffic measurementsuperposed ATM trafficMMPPcell loss probability
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Circuit Emulation Technique in ATM Networks
Changhwan OH Masayuki MURATA Hideo MIYAHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/06/25
Vol. E76-B  No. 6  pp. 646-657
Type of Manuscript:  PAPER
Category: Communication Networks and Service
Keyword: 
ATM (asynchronous transfer mode)circuit emulationbursty trafficperiodical service
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Priority Control for ATM Switching Systems
Changhwan OH Masayuki MURATA Hideo MIYAHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/09/25
Vol. E75-B  No. 9  pp. 894-905
Type of Manuscript:  PAPER
Category: Switching and Communication Processing
Keyword: 
ATMswitching systempriority control
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