Visiting Researcher, Tokyo Metropolitan University, Tokyo, JAPAN (2010)
Visited Japan (2023,2010,2009,2008), New Zealand (2019), Canada (2018), Switzerland (2017), Australia (2014), United Kingdom (2014) and Malaysia (2008) to present research papers in International Conferences.
Professional Member of IEEE (Senior Member), IACSIT, SEEE.
Delivered more than 30 expert lectures in the area of Digital systems and VLSI