Experience

CrossWorks

• India
• Technology, Information and Internet
• 1 - 100 Employee

• Director

  • Oct 2021 - Present

  5G O-RU Product Manager Developed O-RU platform with ZynqMP FPGA Developed Basic M-plane configurability functions Pre-sales O-RU products Developing AI Engine (versal) platform Developing massive MIMO solution with DPU architecture Developing O-RU platform with RFsoc FPGA Patent 20221024 Processing method of machine learning massive MIMO of moving RU Patent 20230925 massive MIMO RU apparatus by use of spatial stream modules for massive UE connections Show less



KAON BROADBAND

• Manager

  • Jan 2019 - Sep 2021

  PON / FWA specialist Developed GPON ONT platform Developed XGS-PON ONT platform Developed GPON GW platform Developed XGS-PON BOSA ONT (Korea first) Developed XGS-PON GW platform Developed 5G CPE Developed LTE CPE Developed 5G mmWave FWA Patent 20200709 Emergency network wireless telecommunication system by use of hybrid fixed wireless access (FWA) Patent 20210514 Outdoor antenna device for receiving millimeter wave Created Sang JoLee's XGS-PON BOSA technology Show less



Air factory

• United States
• Airlines and Aviation

• Scientist

  • Nov 2017 - Jan 2019

  Blockchain specialist Patent 20180620 Hardware wallet and Private Key Protection Method using Iris Recognition Patent 20180814 Method for Handling Security Data Blockchain specialist Patent 20180620 Hardware wallet and Private Key Protection Method using Iris Recognition Patent 20180814 Method for Handling Security Data



DASAN Networks

• Computer Networking Products
• 1 - 100 Employee

• Principal Research Engineer

  • Dec 2014 - Nov 2017

  Automotive specialist Developed Automotive Ethernet Switch Developed MCTM adapter for GM autonomous Pre-sales IoT Technology Pre-sales WiFi Technology Developed Wi-Fi outdoor mesh AP Patent 20150316 Wireless ad-hoc network system able to transmit power Automotive specialist Developed Automotive Ethernet Switch Developed MCTM adapter for GM autonomous Pre-sales IoT Technology Pre-sales WiFi Technology Developed Wi-Fi outdoor mesh AP Patent 20150316 Wireless ad-hoc network system able to transmit power



Samji Electronics Co Ltd

• 1 - 100 Employee

• Principal Research Engineer

  • Sep 2010 - Nov 2014

  Industrial design specialist Created Power over Ethernet switch with Ethernet Ring Protection Switching function Developed Sensors and Motor controller of a Factory Automation Formation System Industrial design specialist Created Power over Ethernet switch with Ethernet Ring Protection Switching function Developed Sensors and Motor controller of a Factory Automation Formation System



LS Cable & System

• South Korea
• Appliances, Electrical, and Electronics Manufacturing
• 700 & Above Employee

• Senior Research Engineer

  • Jun 2006 - Aug 2010

  PON specialist Managed and Developed FPGA based GPON OLT, ONU and ONT equipments for FTTH (Korea First) Developed Broadlight BL3458 GPON OLT, BL2348 ONU and BL2345 ONT equipments for FTTH Managed and Developed an Enterprise Access Point named AirInfo-B4 that is a Korea's first Certificate in field of IEEE 802.11a/b/g/n AP with Atheros. This product used for UTIS (Urban Traffic Information System) of the national police agency PON specialist Managed and Developed FPGA based GPON OLT, ONU and ONT equipments for FTTH (Korea First) Developed Broadlight BL3458 GPON OLT, BL2348 ONU and BL2345 ONT equipments for FTTH Managed and Developed an Enterprise Access Point named AirInfo-B4 that is a Korea's first Certificate in field of IEEE 802.11a/b/g/n AP with Atheros. This product used for UTIS (Urban Traffic Information System) of the national police agency



Corecess

• Computer Networking Products
• 1 - 100 Employee

• Senior Research Engineer

  • May 2002 - Jun 2006

  Processor specialist Developed Wireless Inter-working board for PDSN(Packet Data Serving Node) at the RAN(Radio Area Network) Developed and Published Corecess Hardware Standard Developed standard PPC405 and PPC440 CPU boards Developed standard 5U, 10U and18U Backplane boards Developed standard Broadcom 12G, 24G, 48G and 72G Switch boards, Greenfield 20G Switch board Developed FTTH EPON equipment (Korea First) Developed 1U 24port Gigabit Ethernet Switch Developed 10G XFP uplink board Show less



Korea Telesys

• Junior Research Engineer

  • Sep 2001 - Apr 2002

  Processor specialist Developed EZchip NP-1 Network Processor board for translation IPv6 address to IPv4 address bi-directionally Processor specialist Developed EZchip NP-1 Network Processor board for translation IPv6 address to IPv4 address bi-directionally



Huneed Technologies

• South Korea
• Defense and Space Manufacturing
• 1 - 100 Employee

• Research Engineer

  • Feb 1999 - Aug 2001

  Processor specialist Developed MC68360 CPU board for Asynchronous Transfer Mode network equipment (Hanbit CANS+ Access Node) Developed MPC8260 CPU board for ATM network equipment Processor specialist Developed MC68360 CPU board for Asynchronous Transfer Mode network equipment (Hanbit CANS+ Access Node) Developed MPC8260 CPU board for ATM network equipment



Daehan Engineering

• India
• Appliances, Electrical, and Electronics Manufacturing

• Researcher

  • Mar 1997 - Feb 1999

  Cooperation engineer research of ATM architecture research of Processor architecture Cooperation engineer research of ATM architecture research of Processor architecture