Jihun Ha: Difference between revisions

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1. Publications
<center>'''Jihun Ha'''</center>


* Jihun Ha, K. Lee, H. Kim and I. Kang, "A Snooping Rate Adaptation Algorithm for IEEE 802.11 WLANs", International Symposium on Wireless Pervasive Computing (ISWPC) 2008.
* Juhong Min, Jihun Ha, Sangki Yun, Inhye Kang, and Hyogon Kim, "Secure Vehicular Communication for Safety Application – A Measurement Study", IEEE  Vehicular Technology Conference (VTC)-spring 2008
* JeongGil Ko, Jihun Ha, Bum-sik Park, Seung-goo Lee, Hak-Lim Ko, “Virtual Mobile Backbones for Wireless Ad-hoc Networks with the support of Directional Array Antennas”, International Symposium on Wireless Pervasive Computing (ISWPC) 2007 


1. Skills


* Programming Language: C, C++, JAVA, MFC
<center>''Curriculum Vitae''</center>
* Implemented a mobile game which works on mobile devices such as cellular phone.
* Implemented DRM(Digital Rights Management) system by using hooking technique
* Implemented a communication protocol of V2V communication by using socket programming


-Simulation Tool: QualNet 4.0, NS-2
<center>01 June 2010</center>
Modified simulator sources to remove a part of CRC checksum at MAC
Modified standard IEEE 802.11, 802.16 module
Manipulations for beaconing mechanism in 802.11p


-Device Driver: Madwifi, Linux network device driver
<center></center>
Modified management frame to add new information
Modified management frame processing to use new information
Implemented the rate adaption algorithm for improved performance


-OS: Linux
'''Publications'''
Modified TCP sources in Linux kernel to add other TCP option type
Implemented Transport Protocol like UDP in Linux kernel
Implemented Network Device Driver in Linux Kernel
Modified some sources in Linux kernel, such as File system, Network system and so on


1. Research Interests


-Rate Adaptation Mechanism over IEEE 802.11 WLAN
-Vehicular Ad hoc Network over IEEE 802.11p
-Vertical Handover between WLAN and WMAN
-Network Coding
-Software Defined Radio
-IEEE 802.11, 802.16, 802.16e (Mobile WiMAX)


1. Awards and Honors
* JeongGil Ko, '''Jihun Ha''', Bum-sik Park, Seung-goo Lee, Hak-Lim Ko, “Virtual Mobile Backbones for Wireless Ad-hoc Networks with the support of Directional Array Antennas”


-College Scholarship, Korea University, 2004(2st semester), 2005 (1st semester)
'''International Symposium on Wireless Pervasive Computing (ISWPC) 2007''' 


1. Education
* '''Jihun Ha''', K. Lee, H. Kim and I. Kang, "A Snooping Rate Adaptation Algorithm for IEEE 802.11 WLANs"
 
'''International Symposium on Wireless Pervasive Computing (ISWPC) 2008'''.
 
* Juhong Min, '''Jihun Ha''', Sangki Yun, Inhye Kang, and Hyogon Kim, "Secure Vehicular Communication for Safety Application – A Measurement Study"
 
'''IEEE Vehicular Technology Conference (VTC)-spring 2008'''
 
 
 
'''Skills'''
 
 
 
* '''Programming Language''': C, C++, JAVA, MFC
** Implemented a mobile game which works on mobile devices such as cellular phone.
** Implemented DRM(Digital Rights Management) system by using hooking technique
** Implemented a communication protocol of V2V communication by using socket programming
 
 
 
* '''Simulation Tool:''' QualNet 4.0, NS-2
** Modified simulator sources to remove a part of CRC checksum at MAC
** Modified standard IEEE 802.11, 802.16 module
** Manipulations for beaconing mechanism in 802.11p
 
 
 
* '''Device Driver: '''Madwifi, Linux network device driver
** Modified management frame to add new information
** Modified management frame processing to use new information
** Implemented the rate adaption algorithm for improved performance
 
 
 
* '''OS: '''Linux
** Modified TCP sources in Linux kernel to add other TCP option type
** Implemented Transport Protocol like UDP in Linux kernel
** Implemented Network Device Driver in Linux Kernel
** Modified some sources in Linux kernel, such as File system, Network system and so on
 
 
 
'''Research Interests'''
 
 
 
* Rate Adaptation Mechanism over IEEE 802.11 WLAN
* Vehicular Ad hoc Network over IEEE 802.11p
* Vertical Handover between WLAN and WMAN
* Network Coding
* Software Defined Radio
* IEEE 802.11, 802.16, 802.16e (Mobile WiMAX)
 
 
 
'''Projects'''
 
 
 
* Developing Efficient Support Mechanisms for Internet Traffic in 802.16 Base Station, POSDATA Corporation (Mar. 2008 – Jan. 2009)
* Development of Security-Quality Guarantee Technology in Resilient Network, Ministry of Knowledge Economy (Mar. 2008 - Feb. 2010)
* Development of New Active Detection Mechanism and Counterplot against Botnet , Korea Information Security Agency (Mar. 2008 – present)
* U-Zone community technology, Ministry of Information and Communication (April. 2006 – present)
* Vehicular network framework based on WiBro-WiFi interworking, Ministry of Education, Science and Technology (May. 2009 – present)
* Rate Diverse Network Coding: Breaking the Broadcast Bottleneck - Sora Invitation for Proposals 2010, Microsoft Research (March. 2010 - present)
 
 
 
'''Awards and Honors'''
 
 
 
* College Scholarship, Korea University, 2004(2st semester), 2005 (1st semester)
 
 
 
'''Education'''
 
 
 
* '''Ph.D. in Computer Science, '''Mar. 2010 – present (1st semester)


-Ph.D. in Computer Science, Mar. 2010 – present (1st semester)
Wireless Data Communication Laboratory
Wireless Data Communication Laboratory
Korea University, South Korea
Korea University, South Korea
Advisor: Dr. Hyogon Kim
Advisor: Dr. Hyogon Kim


-M.S in Computer Science, Mar. 2008 – Feb. 2010
 
 
* '''M.S in Computer Science, '''Mar. 2008 – Feb. 2010
 
Wireless Data Communication Laboratory
Wireless Data Communication Laboratory
Korea University, South Korea
Korea University, South Korea
Advisor: Dr. Hyogon Kim
Advisor: Dr. Hyogon Kim


-Bachelor of Science (B.S) in Computer Science, Mar. 2004 - Feb, 2008
 
 
* '''Bachelor of Science (B.S) in Computer Science''', Mar. 2004 - Feb, 2008
 
Korea University, South Korea
Korea University, South Korea


1. Contact Information


-Postal mail
 
'''Contact Information'''
 
 
 
* '''Postal mail'''
 
Korea University
Korea University
School of Information and Communication
School of Information and Communication
Anam-dong 5-1 Sungbuk-gu
Anam-dong 5-1 Sungbuk-gu
Seoul 136-701, South Korea
Seoul 136-701, South Korea


-Web: http://widen.korea.ac.kr
 
-Email: jhha85@korea.ac.kr
 
-Messenger: bobsang2000@hotmail.com (MSN)
* '''Web:''' <nowiki>http://widen.korea.ac.kr</nowiki>
-Phone: +82-2-3290-3569
* '''Email''': jhha85@<nowiki>korea.ac.kr</nowiki>
-Mobile: +82-10-2533-7947
* '''Messenger: '''[mailto:bobsang2000@hotmail.com bobsang2000@hotmail.com] (MSN)
* '''Phone''': +82-2-3290-3569
* '''Mobile''': +82-10-2533-7947

Revision as of 10:18, 8 July 2011

Jihun Ha


Curriculum Vitae
01 June 2010

Publications


  • JeongGil Ko, Jihun Ha, Bum-sik Park, Seung-goo Lee, Hak-Lim Ko, “Virtual Mobile Backbones for Wireless Ad-hoc Networks with the support of Directional Array Antennas”

International Symposium on Wireless Pervasive Computing (ISWPC) 2007

  • Jihun Ha, K. Lee, H. Kim and I. Kang, "A Snooping Rate Adaptation Algorithm for IEEE 802.11 WLANs"

International Symposium on Wireless Pervasive Computing (ISWPC) 2008.

  • Juhong Min, Jihun Ha, Sangki Yun, Inhye Kang, and Hyogon Kim, "Secure Vehicular Communication for Safety Application – A Measurement Study"

IEEE Vehicular Technology Conference (VTC)-spring 2008


Skills


  • Programming Language: C, C++, JAVA, MFC
    • Implemented a mobile game which works on mobile devices such as cellular phone.
    • Implemented DRM(Digital Rights Management) system by using hooking technique
    • Implemented a communication protocol of V2V communication by using socket programming


  • Simulation Tool: QualNet 4.0, NS-2
    • Modified simulator sources to remove a part of CRC checksum at MAC
    • Modified standard IEEE 802.11, 802.16 module
    • Manipulations for beaconing mechanism in 802.11p


  • Device Driver: Madwifi, Linux network device driver
    • Modified management frame to add new information
    • Modified management frame processing to use new information
    • Implemented the rate adaption algorithm for improved performance


  • OS: Linux
    • Modified TCP sources in Linux kernel to add other TCP option type
    • Implemented Transport Protocol like UDP in Linux kernel
    • Implemented Network Device Driver in Linux Kernel
    • Modified some sources in Linux kernel, such as File system, Network system and so on


Research Interests


  • Rate Adaptation Mechanism over IEEE 802.11 WLAN
  • Vehicular Ad hoc Network over IEEE 802.11p
  • Vertical Handover between WLAN and WMAN
  • Network Coding
  • Software Defined Radio
  • IEEE 802.11, 802.16, 802.16e (Mobile WiMAX)


Projects


  • Developing Efficient Support Mechanisms for Internet Traffic in 802.16 Base Station, POSDATA Corporation (Mar. 2008 – Jan. 2009)
  • Development of Security-Quality Guarantee Technology in Resilient Network, Ministry of Knowledge Economy (Mar. 2008 - Feb. 2010)
  • Development of New Active Detection Mechanism and Counterplot against Botnet , Korea Information Security Agency (Mar. 2008 – present)
  • U-Zone community technology, Ministry of Information and Communication (April. 2006 – present)
  • Vehicular network framework based on WiBro-WiFi interworking, Ministry of Education, Science and Technology (May. 2009 – present)
  • Rate Diverse Network Coding: Breaking the Broadcast Bottleneck - Sora Invitation for Proposals 2010, Microsoft Research (March. 2010 - present)


Awards and Honors


  • College Scholarship, Korea University, 2004(2st semester), 2005 (1st semester)


Education


  • Ph.D. in Computer Science, Mar. 2010 – present (1st semester)

Wireless Data Communication Laboratory

Korea University, South Korea

Advisor: Dr. Hyogon Kim


  • M.S in Computer Science, Mar. 2008 – Feb. 2010

Wireless Data Communication Laboratory

Korea University, South Korea

Advisor: Dr. Hyogon Kim


  • Bachelor of Science (B.S) in Computer Science, Mar. 2004 - Feb, 2008

Korea University, South Korea


Contact Information


  • Postal mail

Korea University

School of Information and Communication

Anam-dong 5-1 Sungbuk-gu

Seoul 136-701, South Korea


  • Web: http://widen.korea.ac.kr
  • Email: jhha85@korea.ac.kr
  • Messenger: bobsang2000@hotmail.com (MSN)
  • Phone: +82-2-3290-3569
  • Mobile: +82-10-2533-7947
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