Chul-Woong Yang (cwyang)
Head of DX Tech Lab, NHN Cloud
Pangyo, Seongnam-si, Gyeonggi-do, Republic of Korea
+82-31-8038-3000
ycw(at)nhn(dot)com
Say "Hi",
at my office in Daejeon, 2006
Curriculum Vitae
이력서 (한글, 2017 6월, pdf)
C.V. (English, June 2017, pdf)
Profile
Head of Digital Transformation Technology Laboratory; Wannabe hacker
Personal Motto
(1) Pursuit of happiness. (2) No matter how full your life is, there is always room for BEER.
Education
Ph.D. in Computer Science, KAIST, 2009. (Advisor: Professor Yoon-Joon Lee)
M.Sc. in Computer Science, KAIST
B.Sc. in Computer Science, KAIST
Representative Paper
Chul-Woong Yang, Ki Yong Lee, Myoung Ho Kim, Yoon-Joon Lee, An Efficient Dynamic Hash Index Structure for NAND Flash Memory,
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.92, no.7, July 2009.
(Draft version is available here)
Recent Yearly Challenges
2020, The Year of ePrismX platform : Developed
2018, The Year of eWalker SWG : Developed
2017, The Year of Machine Learning
2015, The Year of SSL PRISM : Developed
2013, The Year of Swimming
2009, The Year of Learning Japanese/Haskell : JLPT N2
2008, The Year of Ph.D. : Taken.
2007, The Year of JAGUAR5000 : Developed.
2006, The Year of Losing Weight : Lost. (75kg -> 65kg)
Publications
Erdős Number 7
An Efficient Dynamic Hash Index Structure for NAND Flash Memory
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, July 2009.Dynamic Forest: An Efficient Index Structure for NAND Flash Memory
IEICE Transactions on Information and Systems, May 2009.An Effective Self-Adaptive Admission Control Algorithm for Large Web Caches
IEICE Transactions on Information and Systems, Apr. 2009.Performance Enhancement of a Large-scale Web Caching System
Ph.D. Dissertation. 2009. CSD. KAIST.Emerging eCDN technology as next generation enterprise network infrastructure (차세대 기업 네트워크로 eCDN 급부상)
Network Times, (주)데이타월드, Aug. 2002.Next Generation Cache
KISS SigDB Spring Tutorial Session (Web Information System Engineering), May. 2001.Caching and Load Balancing
On The Net, Softbank Media, Apr.~July 2000.A Survey on Multimedia Databases(멀티미디어 데이터베이스 기술)
in KISS Letter, 1997.Mining Attribute-Value Dependencies in Databases based on Concept Hierarchy
M.Sc. Thesis. 1995. CSD. KAIST.A Hypermedia Information System based on DBMS (DBMS를 기반한 하이퍼미디어 정보 검색 시스템),
in Proc. Winter DB, 1994.
Skill set
C (Fluent), Haskell, Golang
Web caching, SSL/TLS, Unix Networking
Quick learner, problem solver, team player
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Personal Awards / Etc.
2010. Completed 10km Marathon, 11st DaeCheongHo Marathon, Record: 1:01:15
2010. Qualification: Japanese Language Proficiency Test (JLPT) N2 grade (165/180) @N2A005843A
2006-2007 Marquis 인명사전 등재
(2006-2007 Marquis Who's Who in Science and Engineering 9th ed.)2000. LG전자 뉴 밀레니엄 아이디어 공모전 Creative Idea상 수상
(Win a prize at LG-electronics new millenium idea contest)1999. LG투자증권 온라인 트레이딩 아이디어 공모전 수상
(Win a prize at LG-securites online trading idea contest)1999. 동아 디지털 대상 Internet S/W부문 수상
(Win a prize at Dongah Digital Grand Prize)198x. 전국 퍼스널 컴퓨터 경진대회 수상
(Win a prize at Korea Personal Computer Contest)
Career
ePrismX (cybersecurity CNF platform) Project : Soosan INT, 2020
eWalker SWG (Secure Web Gateway with SSL Visibility) Project : Soosan INT, 2018
SSL PRISM (Packet Inspection and SSL Decryption) Project : ARA Networks, 2015
JAGUAR5000 (64bit Premium Web Cache) Project : ARA Networks, 2007
Development of Traffic Sentinel, Network measurement and access control system : ARA Networks, 2005
Traffic Sentinel 개발 (Application Logic)Design of NAT Detection and Management System (ARA-NDMS) : ARA Networks, 2005
ARA-NDMS 개발 (Design)Design and Implementation of P2P CDN System : ARA Networks, 2004
SmartPeer - P2P CDN 시스템 개발Development of Lightweight L4 switch (Leader) : ARA Networks, 2002
경량화된 L4 스위치의 개발Director of R&D Lab, ARA Network Technologies, Co., Ltd., 2002-2003
Technical Planning and Coordination (Leader) : ARA Networks, 2001
JAGUAR2000 v2 (High Performance Web Cache) Project : ARA Networks, 2000
SmartBridge, SmartIP (Load Balancer) Project (Leader) : ARA Networks, 1999
Implementation of Categorized Securities Portal : Personal, 1999
증권정보 포탈 구축 (Netistock)Free Dynamic Internet Domain Service Project : Personal, 1999
유동 도메인 서비스 개발 (Xdomain)Research on BADA-IV and JDBC interface (Leader) : ETRI, 1999
바다 IV-JDBC 인터페이스 연구Research on Web Server Load Balancing : Personal, 1998
TA of CS Dept, KAIST : 1993-1997
한국과학기술원 전산학과 조교Research on Multimedia Database Service System (Leader) : Samsung, 1997
Persistent Java Objects Support in UniSQL : JODBC-98
UniSQL과 Java의 통합 연구 2차년도Java Chatting Design & Implementation : Personal, 1996
Java 기반의 채팅 시스템Research on Multimedia Database Service System (Leader) : Samsung, 1996
UniSQL - Java Connectivity : JODBC (Java Object-oriented Database Connectivity)
UniSQL과 Java의 통합 연구Development of Construction Information Service System : KCA, 1995
해외 건설 협회 정보 시스템 구축Implementation of WWW browser : in DB Lab, 1995
A Research on WWW & DB : in DB Lab, 1995
Web BBS Design & Implementation : Personal, 1994
A Research on Multimedia Database & Related Application System Design (HYDRA project): ETRI, 1994
멀티미디어 데이터베이스 및 응용 시스템 연구Development of the prototype of ODA based Editor (GLE): KTI, 1994
ODA 기반 문서 편집 시스템 구현Enhancement on MIDAS : ETRI, 1993
Long Data Item Handling
DB에서의 Long Data (BLOB) 처리에 대한 연구Implementation Restaurant cash handling system : Personal, 1993
Development of a Pen based Editor : CAIR, 1993
several enhancement of BARAM(pen baseed editor)Development of a Pen based Spreadsheet : CAIR, 1993
Hangul porting of X-sheet(pen baseed spreadsheet)A Study on TICOM Transplant of TX-C compiler : NCA, 1993
TX-C 컴파일러의 TICOM 주전산기 이식 연구
application porting to TICOMNotepad project summer job : CAIR, 1991
On-line character recognition preprocessing job
온라인 필기 인식 시스템 구현
.