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Experience...
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[Work Experience..]
- Research Scientist, Samsung US Labs, San Jose, CA ('12 ~ now)
- Application Software (e.g. Hadoop, NoSQL) Research for Cloud Computing and Big Data application
- Optimizing Software Performance using flash/SSD solutions
- Research Engineer, Korea Telecom (KT) R&D center ('00 ~ '05)
- Research Area
IEEE 802.11 protocol & standard (especially 11k,WIEN SG)
Security issues in WLAN : 802.1x authentication, EAP-TTLS, etc.
Fast Hand-off between WLAN APs & heterogeneous network such as CDMA and HPI
Architecture of public WLAN network & cell planning
QoS(VoIP) enhancement of WLAN network (IEEE 802.11e/Dual queue scheme)
WLAN network management, measurement & diagnosis system
- Developments
Dual Queue strategy for QoS enhancement in WLAN
802.1x Authentication Client & WLAN utility S/W in Pocket PC 2002
Dr. NESPOT (WLAN diagnosis & management system)
NESPOT Swing service (the world first service integrating CDMA and WLAN services)
- Activity
Reviewer of VTC'04 and ICC'05
Director of Wireless Network Operating Committee for 59th IETF meeting (2004)
Participated IEEE 802.11 standard meeting (2003 ~ 2004)
A member of the WLAN standard committee in Korea TTA (Telecom. Tech. Association)
- Research Summer Intern, Bell Labs, Alcatel-Lucent, Murray Hill, NJ ('11)
Project: Pub/Sub based Data-centric Group Communication Infrastructure for Smart Grids
- Design Architecture for Scalable Information Dissemination Platform for Smart-Grid
- Developed a Testbed for scalable Pub/Sub system for Smart Grid
- Graduate Research Assistant, University of Maryland, College Park ('07 ~ '12)
Project: Peer-to-Peer Service for Robust Desktop Grid Computing (project webpage)
- Graduate Teaching Assistant, University of Maryland, College Park ('05 ~ '07)
Class: CMSC102 - Introduction to Information Technology (class webpage)
- Research Summer Intern, NEC Labs America, Princeton, NJ ('07)
Project: Coexistence on TCP with VoIP on wireless mesh network
- Graduate Researching Assistant, Seoul National University ('98 ~ '00)
Researched Location estimation algorithm using GPS & Cellular Networks, sponsored by KT
Researched & Implemented Map-matching algorithm in GPS/INS, sponsored by ADD
- Graduate Teaching Assistant, Seoul National University ('98 ~ '00)
"Creative Engineering Design" class on Embedded System Design & Implementation
Developed entire class materials and taught experiment classes, 10 hours per week
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[Honors & Scholarship..]
- 1st place in KOCSEA Moon-Jung Chung Scholarship/Poster Competition, KOCSEA, ('10)
- Excellent Student Scholarship for Korean Electric Industry, Korean Government, ('05 ~ '07)
- Travel Grant for IPDPS'10 and Cluster'11, IEEE Technical Committee on Parallel Processing
- Block Fellowship, Univ. of Maryland, Computer Science Dept., ('05 ~ '07)
- General Electric (GE) Scholarship, General Electric and Fulbright, ('96 ~ '98)
- Merit based tuition Scholarship, Seoul National University, ('94 ~ '96)
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[Personal Activity..]
- President, KGCS, University of Maryland, ('08 ~ '09)
The Korean Graduate students association in Computer Science department at University of Maryland
- President, Sigma Intelligence, Seoul National University, ('94 ~ '98)
The student club in EE, focusing on the H/W, S/W, micro robots, etc. Organized the annual exhibition.
Researched Micro robots, CPUs, Programming languages and computer networks.
- Founder & Team Leader, Robot Soccer team(MiroSot), Seoul National University, ('97)
Organized the team members and got academic advisor & fund.
Participated in Asia-Pacific League of Micro Robot Soccer Tournament on behalf of SNU.
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