Oliver James

Research Professor, Sung Kyun Kwan University.

Postdoctor at INFONET, GIST (2011- 2014)
Ph.D.(Signal Processing) IIT Madras 2011
M.E.(Communication Systems) 2005
B.E.(Electronics & Communications) 2002,
OFFICE: +82-62-715-3140
Lab: +82-62-715-2280
FAX : +82-62-715-2204

Short Bio: J. Oliver received the Ph.D. in Electrical Engineering from Indian Institute of Technology (IIT) Madras, India, in 2011, the M.E. and B.E. degrees in Electronics and Communication Engineering from India, in 2002 and 2005, respectively. His research interests include Statistical Signal Processing, Optical Imaging, Array Signal Processing and Compressed Sensing for Optical systems. He joined as a post-doc in INFONET Laboratory, Gwangju Institute of Science and Technology (GIST), in February 2011. He is currently focusing on the applications of compressing sensing in optical imaging systems and involved in deriving new under-sampling theorems.

Sang-Seon Byun

Assistant Professor, Catholic University of Pusan

Research Professor at INFONET, GIST (2012.05.~2013.02)

PhD (Computer sciemce) Korea University
M.E (Computer science) Korea University
B.E (Computer science) Korea University

Sang-Seon Byun received the BS and MS degrees in computer science from Korea University, Seoul, Korea, in 1996 and 2002, respectively. He received the Ph.D. degree in computer science at Korea University, Seoul, Korea, in 2007. He was an assistant research professor of Graduate School of Embedded Software at Korea University in 2007. From 2007 to 2011, he has served as a postdoc and research scientist of Department Electronics and Telecommunications at Norwegian University of Science and Technology (NTNU), Trondheim, Norway. Currently, he is a research professor of School of Information and Communication in Gwangju Institute Science and Technology (GIST), Gwangju, Korea. His current research interests are in the fields of Cognitive Radio Networks and Software-Defined Radio Architecture.

Asad Mahmood
Postdoctor at INFONET, GIST (2011.09~2012.08)
Ph.D, ENSTA/ENST in 2008
M.S, University of Paris Sud, Orsay, France in 2004
B.S, GIK Institute of Engineering Science and Technology, Topi, Pakistan in 2002

Short Bio: Asad Mahmood did his B.E in Electrical Engineering from GIK Institute of Engineering Sciences and Technology, Topi, Pakistan in 2002. He was selected amongst a group of students to go for his DEA (Masters in Research) Degree in ‘Electronic Systems and Infornation Processing’ from University of Paris Sud, Orsay, France from 2003-2004. He was offered Ph.D. scholarship from ENSTA ( Ecole Nationale Superieure des Techniques Avancees ) to do research on efficient algorithms for resource allocation problems in multicarrier systems. He completed his Ph.D. in July 2008 jointly from ENSTA / ENST (Telecom Paristech). He then joined CASE ( Center for Advanced Studies in Engineering ), Islamabad, Pakistan as an Assistant Professor in November 2008 where he remained till July 2011 and was involved in teaching graduate and undergraduate courses in the ECE Dept. and doing research in the fields of Synchronization Algorithms for OFDM systems, LDPC/Turbo Channel Codes and Spectrum Sensing and Sharing algorithms for Cognitive Radios. He has joined GIST from September 2011 and worked in exploring the coding theoretic aspects in Compressed Sensing.

PH.D. Alumni

Jintaek Seong

Now working at the INC department at Honam university (호남대, 정보통신공학과, 교수)

Daegu-Gyeongbuk Medical Innovation Foundation (의료산업진흥재단, 연구원) (2014 ~ 2016)
Ph.D. (Information & Communications) GIST (2014.08)
M.S. (Electrical Engineering) GIST 2008
B.S. (Electrical Engineering) Univ.of Seoul 2006

Hwanchol Jang

Now working at Agency for Defense Development

Advanced Photonics Research Institute, GIST (APRI) (2015-2016)
Ph.D. (Information & Communications) GIST (2015.02)
M.S (Electrical Engineering) GIST 2008
B.S (Electrical Engineering) HGU 2006


Younghak Shin

Now working at the Department Electronics and Telecommunications at Norwegian University of Science and Technology (NTNU), Trondheim, Norway. (Postdoc)

Ph.D. (Information & Communications) GIST (2016.02)

M.S (Information Communication) GIST 2011

B.S(Electronics & Communications) Kwangwoon Univ. 2009

M.S. Alumni

Hyeongwon   Jeon

Now working at LIG NEX1

Olzetek(올제텍, 주임연구원)
Master degree at Infonet GIST (2012.02)
B.S(Electrical Engineering) Hanbat National Univ. 2010

Suje Lee
Now working at Satreci (세트렉아이, 연구원)
Master degree at Infonet GIST (2012.02)
B.S(Electrical Engineering) Sung Kyun Kwan Univ. 2010
Choi Jaegun
Jaegun Choi
Now working at Agency for Defense Development (국방과학연구소, 연구원)
Master degree at Infonet GIST (2013.02)
B.S(Electrical Engineering) Inha Univ. 2011
Soogil Woo
Now working at Korean Broadcasting System (한국방송공사)
Master degree at Infonet GIST (2014.02)
B.S(Electrical Engineering) Chonbuk National Univ. 2012
Hyeongho Baek
Now working at Hyundai AutoEver (현대오토에버)
Master degree at Infonet GIST (2014.02)
B.S(Electrical Engineering) Kyungpook National Univ. 2012

Jeongmin Ryu
Now working at Defense Agency for Technology and Quality (국방기술품질원, 연구원)
Master degree at Infonet GIST (2014.08)
B.S(Electrical Engineering) Jeonnam National Univ. 2011

Jongmok Shin
Now working at LSIS (LS산전, 연구원)
Master degree at Infonet GIST (2015.02)
B.S(Electrical Engineering) Kyungpook National Univ. 2013

Seungyun Choe
Master degree at Infonet GIST (2016.02)
B.S(Computer Science & Engineering) Korea University of Technology & Education 2014

Administrative Staff

Soo-Jeong Kim 2011-09 ~ 2013-08
Sungjin Lim 2010-09 ~ 2011-09

Intern Students & Researchers

Khanh le tran tien Intern 2009-09~2009-12
Amber Shafiq 2009-09~2009-12
Junho Lee 2009-12~2010-09
Le wang (Harbin Institute of Technology, China) 2010-06~2010-08
Lin-lin Bi (Harbin Institute of Technology, China) 2010-06~2010-08
Jeongmin Ryu Intern 2010-06~2010-12
Subhro Das (Indian Institute of Technology, Kharagpur, Indea) 2010-05~2010-06(Das_Experience_at_GIST.pdf)
Aparna Vegendla (Jawaharlal Nehru Technological University, India) 2010-09~2010-12
Lan Hoang Quoc Nguyen (University of Technology, Hochimin City, Vietnam) 2010-09~2010-12
Han jungbong Han Jungbong (GIST College) Intern 2011-06~2011-09
Ashish Pandey (Indian Institute of Technology Delhi & Punjab Engineering College) Intern 2011-06~2011-08
Ni Pavel (Tashkent University of Information Technology) Intern 2011-09~2011-12
Kim Evgenii Kim Evgenii (Kyrgyz Russian Slavic University) Intern 2011-09~2012-02
Zafar Iqbal B.S. Computer Engineering: COMSATS Institute of Information Technology, Islamabad, Pakistan (2005)M.S. Information and Communications: Gwangju Institute of Science and Technology, Korea (2010) Researcher 2010-09 ~ 2011-01
intern Sunil Kumar(Indian Institute of Technology ,Guwahati) Intern 2012-05-07 ~ 2012-07-15
Intern Shivam Sinha(Indian Institute of Technology Kharagpur) Intern 2012-05-13 ~ 2012-07-14
Intern Ashish Dewaker(IIT Kanpur, India) Intern 2012-05-20~2012-07-19
intern Song Hoon(Gist College) Intern 2012-6-25 to 2012-8-31Derivation of Black schoels equation (pdf) (Poster pdf)
Intern Dong Min Kim(Korea University) Intern 2012-08-91 ~ 2012-12-31
HongJiyeon Jiyeon Hong(GIST College) Intern 2013-06-26 ~ 2013-12-31
sujani Sagabala Sujani
(Jawaharlal Nehru Technological University)
 Nitin Rawat
(Indian Institute of Technology Delhi & Punjab Engineering College)
Yongwoo Lee  Yongwoo Lee(GIST College)   Intern
OLYMPUS DIGITAL CAMERA  Konrad Wichrowski  Intern


Former Graduate Students of Professor Lee at the University of Pittsburgh

Ph.D. Graduates:

Cheng-Chun Chang (Ph.D. degree: Defense date: Oct. 2008, postdoc at UPMC, Currently a Professor in Taiwan)

Dissertation Title: Low density graph codes and novel optimization strategies for information transfer over impaired medium


  • Xiaofei Song (Ph.D. degree: Defense date: 7-23-2007, Ericsson, USA)



  • Jianming Wu (Ph.D. degree: Defense date: 7-10-2006, Lucent-Alcatel, Beijing China)


Other Ph.D. Students Advised :

  • Jingqiao Zhang (Moved and Graduated from RIP)
  • Ning Yao (Working for Ph.D. at UPitt Medical Center)

M . S . Graduates Advised :

  • Hamja Mahmood (MS 2008)



  • Gayatri Mehta (MS 2004)
  • Xinde Hu (MS 2004)
  • Aykut Kalaycioglu (MS 2004)