1. METAVERSE: Challenges for Extended Reality, HTC, and Multi-sensory Media in AICT sponsored Six days Faculty Development Programme on "Generative AI and its applications" organized by DMI College of Engineering, Chennai, 14-Dec-23.

2. Supporting Metaverse, Extended Reality, and Holographic-type Communication in 6G and Beyond in AICTE (sponsored six days) ATAL FDP on “Applications of Internet of Things Networks in 5G and Beyond”, organized by Rajalakshmi Engineering College, Chennai, 14-Dec-23.

3. METAVERSE: Challenges for Extended Reality and Holographic-Type Communication in AICTE ATAL Faculty Development Program on "Metaverse and Underlying Technologies" organized by Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology, 09-Dec-23.

4. Overview of IoT in AICTE Sponsored Six Days Online STTP – “Internet of Things and its Applications”, organized by SRM Valliyammai Engineering College, Chennai, 07-Dec-20.

5. Performance Measures in Quality Assessment of Image and Video in AICTE Sponsored STTP on "Trends and Challenges in Medical Image Analysis through Deep Learning Algorithms”, organized by Velagapudi Ramakrishna Siddhartha Engineering College, Vijayawada, 29-Oct-20.

6. System Integration & Opportunistic Scheduling in Cognitive Radio Networks in AICTE One Week Online STTP on “Trends and challenges in the Design and implementation of Reconfigurable Antennas for increased spectrum access in Cognitive Radio Communication”, organized by ECE Department,VR Siddhartha Engineering College, Vijayawada, 17-Sep-20.

8. Multimedia Surveillance for Data Analytics in DST Sponsored Two Weeks 1 Level Training Programme on DATA SCIENCE AND BIG DATA ANALYTICS organized by Department of IT, Easwari Engineering College, Chennai, 19-Jun-19.

9. Software Defined Radio and Implementation Challenges in Faculty Development Training Programme organized by Department of ECE, Velammal Engineering College, Chennai, 07-May-19.

10. Computer Networks: An Overview in Guest Lecture organized by Dept. of CSE, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 22-Jul-17.

11. Mobile Computing in Guest Lecture organized by Dept. IT, Vel Tech High Tech Eng. College, Avadi, Chennai, 22-Feb-17.

12. Chief guest address on education and information technology in School Annual Function organized by Royal Matriculation School, Chromepet, Chennai, Chennai , 18-Feb-17.

13. Computer Networks in Guest Lecture organized by Dept. of IT, Vel Tech High Tech Eng. College, Chennai , 23-Jul-16.

14. Computer Vision in Guest Lecture organized by Dept. of CSE, Birla Institute of Technology, Ranchi , 15-Jul-16.

15. Electromagnetic Wave Propagation in Guest Lecture organized by Dept. of ECE, Sri Venkateswara College of Eng., Sriperumbudur, Chennai , 04-Apr-16.

16. Introduction to Artificial Intelligent in Guest Lecture organized by Dept. of IT, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 19-Mar-16.

17.  Data Mining and Data Warehousing in Guest Lecture organized by Dept. of MCA, Vel Tech High Tech Eng. College, Avadi, Chennai, 20-Feb-16.

18. Image Fusion in Workshop on "Research Prospects in Image Fusion and Registration" organized by Det. of IT, SSN College of Engineering, Kalavakkam, Chennai, 28-Jan-16.

19. Digital Image Processing and its applications in Guest Lecture organized by Dept. of ECE, Vel Tech High Tech Eng. College, Avadi, Chennai, 16-Sep-15.

20. Digital Image Enhancement and Restoration in Guest Lecture organized by ECE, Prince Shri Venkateswara Padmavathy Eng. College, Ponmar, Chennai, 16-Jun-15.

21. Operating Systems: A Systematic View in Guest Lecture organized by Dept. of CSE, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 19-Mar-15.

22. Antenna and Wave Propagation in FDP on Antenna and Wave Propagation organized by Dept. of ECE, Sree Sastha Institute of Eng. & Tech, Chembarambakkam, Chennai, 11-Dec-14.

23. Mobile and Pervasive Computing in Guest Lecture organized by Dept. of CSE, Vel Tech High Tech Eng. College, Avadi, Chennai, 28-Aug-14.

24. Ad-hoc and Wireless Sensor Networks in Guest Lecture organized by Dept. of IT, Vel Tech High Tech Eng. College, Avadi, Chennai, 26-Jul-14.

25. Operating systems in Users Perspectives in Guest Lecture organized by Dept. of IT, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 08-Mar-14.

26. Operating systems in Users Perspectives in Guest Lecture organized by Dept. of CSE, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 12-Feb-14.

27. An Overview of Operating Systems in Guest Lecture organized by Dept. of IT, Aalim Muhammed Salegh College of Eng., Avadi, Chennai, 30-Jan-14.

28. Antenna and Wave Propagation in Guest Lecture organized by Dept. of ECE, Vel Tech Technical University, Avadi, Chennai, 26-Dec-13.

29. How to Write a Thesis in National Workshop on R & D Issues and Challenges organized by Adhiparasakthi Engineering College, Tamil Nadu, 21-Nov-13.

30. Digital Image Processing in Guest Lecture organized by Dept. of ECE, Vel Tech High Eng. College, Avadi, Chennai , 30-Sep-13.

31. Ad-hoc Sensor Networks in Guest Lecture organized by Dept. of IT, Vel Tech High Tech Eng. College, Avadi, Chennai, 17-Aug-13.

32. Computer Vision and Applications in Guest Lecture organized by Dr. K. Vasudevan College of Eng. and Technology, Ponmar, Chennai, 30-Jul-13.

33. DFT and FFT in FDP on Digital Signal Processing organized by Dept. of ECE, Dhanalakshmi College of Engineering, Manimangalam Post, Chennai, 27-Jun-13.

34. Cellular Mobile Communication and Computing in Seminar on Wireless Communication organized by Dept. of ECE, S. A. Engineering College, Thiruverkadu, Chennai, 15-Mar-13.

35. Context Aware Computing in UGC Sponsored seminar organized by Dept of IT, MIT Campus, Anna University, Chennai, 06-Mar-13.

36. Operating Systems in Guest Lecture organized by Dept. of CSE, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 27-Feb-13.

37. Web Technology in Guest lecture organized by Dept. of IT, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 27-Feb-13.

38. Mobility Management, Call Routing, and Security in Guest Lecture organized by Saveetha School of Eng., Saveetha University, Thandalam, Chennai, 07-Aug-12.

39. Mobility Management in Guest Lecture organized by Dept of CS/IT, Saveetha School of Engineering, Thandalam, Chennai, 07-Aug-12.

40. Mobile Computing: An Overview in Guest Lecture organized by Dept. of CSE, S. A. Engineering College, Thiruverkadu, Chennai , 27-Jul-12.

41. Mobile Communication & Computing in FDP on Mobile and Pervasive Computing organized by Dept. of CSE, Easwari Engineering College, Ramapuram, Chennai, 29-May-12.

42. Wireless Sensor Networks and Ariel Video Surveillance in Workshop on Recent Trends in Networks organized by Dept of CSE, Apollo Engineering College, Poonamallee, Chennai, 10-Mar-12.

43. Antenna & Wave Propagation in Guest Lecture organized by Dept. of ECE, Vel Tech High Tech Eng. College, Avadi, Chennai, 11-Feb-12.

44. Antenna and Wave Propagation in Guest Lecture organized by Dept. of ECE, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 11-Feb-12.

45. Operating Systems: An Users Perspective in Guest Lecture organized by Dept. of IT, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 21-Jan-12.

46. Operating Systems: An Users Perspective in Guest Lecture organized by Dept. of IT, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 21-Jan-12.

47. Color Digital Image Processing in Guest Lecture organized by Dept. of IT, Vel Tech Engg. college, Avadi, Chennai, 30-Jun-11.

48. Digital Image Processing in Guest Lecture organized by Dept. of ECE, Vel Tech High Tech Eng. College, Avadi, Chennai, 30-Jun-11.

49. Fundamentals of Digital Image Processing in Guest Lecture organized by Dept. of CSE, Easwari Engineering College, Ramapuram, Chennai , 11-Mar-11.

50. Photographic Color Image Processing in Guest Lecture organized by Dept. of IT, S. A. Engineering College, Thiruverkadu, Chennai, 25-Feb-11.

51. Mobile Communication in Guest Lecture organized by Dept. of ECE, Vel Tech High Tech Eng. College, Avadi, Chennai, 15-Feb-11.

52. Color Vision in One Day Workshop on Recent Trends in Multimedia organized by Aalim Muhammed Salegh college of Engineering, Avadi, Chennai, 10-Feb-11.

 53. Electromagnetic Wave Propogation in Guest Lecture organized by Dept. of ECE, Vel Tech Multi Tech Eng. College, Avadi, Chennai, 25-Jan-11.

54. Photographic Image Development in Two-Day Workshop on Digital Image Processing and its applications organized by Dept. ECE, SSN College of Engineering, Kalavakkam, Chennai, 25-Nov-10.

55. Digital Image Processing and Its Applications in Two-Day 1 Level Workshop on Digital Image Processing and Its Applications organized by Dept. of ECE, SSN College of Engineering, Kalavakkam, Chennai, 25-Nov-10.

56. Digital Communication in Guest Lecture organized by Dept. of IT, Vel Tech Technical University, Avadi, Chennai, 20-Aug-10.

57. Computer Network and I/O in Guest Lecture organized by Dept. of ECE, Kingston Engineering College, Vellore, 11-Mar-10.

58. Digital Communication in Guest Lecture organized by Dept. of ECE, Vel Tech Technical University, Avadi, Chennai, 10-Mar-10.

59. Cellular Mobile Communication and Computing in Guest Lecture organized by Dept. of IT, S. A. Engineering College, Thiruverkadu, Chennai, 27-Jan-10.