This special issue consists of selected papers presented at the First International Conference on Computational Intelligence, Communications, and Business Analytics (CICBA—2017). The conference was organized by Calcutta Business School on March 24–25, 2017. The conference covered all aspects of Computational Intelligence, Communications and Business Analytics in computer science and engineering, general science, educational research and management science. The conference provided a platform to the participants to share their views and ideas on latest technological developments.

Authors of selected papers from the conference were invited to submit full length papers for possible inclusion in this special issue of Microsystem Technologies (MST). The papers were on FPGA based access control of gray scale images, gray code counter, 2 dimensional QCA, water mark detection, design of 4nm MOSFET and capacitor based radial distribution system. All papers were refereed according to the rigorous journal standards. The review process was coordinated by guest editor, Prof. Jyotsna Kumar Mandal. Six papers were accepted for publication in this issue.

We hope that readers find the papers in the issue to be informative.

Prof. Bharat Bhushan,

Co-Editor in Chief, MST,

October 2021.