Proceedings of the International Conference on Paradigms of Communication, Computing and Data Sciences: Pccds 2021 (Hardcover, 2022)

Part 1: Communication.- Chapter 1. Simulation and Implementation of Circular Microstrip Patch Antenna.- Chapter 2. Reflection Characteristics Improvement of Wide Band Coupled Line Power Divider Using SRR.- Chapter 3. All-Optical Frequency Encoded Dibit-based Half Subtractor using Reflective Semiconductor Optical Amplifier with Simulative Verification.- Chapter 4. An Improved CMOS Ring VCO Design with Resistive-Capacitive Tuning Method.- Chapter 5. Forwarding Strategy in SDN based Content Centric Network.- Chapter 6. Joint Subcarrier Mapping with Relay Selection Based Physical Layer Security Scheme for Ofdm System.- Chapter 7. Prefeasibility economic scrutiny of the off-grid hybrid renewable system for remote area electrification.- Chapter 8. Wearable slotted patch antenna with the defected ground structure for biomedical applications.- Chapter 9. A Secure and Reliable Architecture for User Authentication through OTP in Mobile Payment System.- Chapter 10. Android Stack Vulnerabilities: Security Analysis of a Decade.- Chapter 11. Three-factor User-Authentication Protocol for Wireless Sensor Networks - A Review.- Chapter 12. Trade-off Between Memory and Model Based Collaborative Filtering Recommender System.- Chapter 13. RAT Selection Strategies for Next-generation Wireless Net-works: A Taxonomy and Survey.- Chapter 14. Range-free Localization by Optimization in Anisotropic WSN.- Chapter 15. Polarized Diversity characteristics Dual band MIMO Antenna for 5G/WLAN Applications.