Abstract: The Coin-Based Mobile Charger System is an innovative solution for public mobile charging, allowing users to charge their devices by inserting coins. This literature survey provides an overview of existing research and developments in coin-based mobile charging systems, focusing on their design, implementation, and security features. The survey covers various aspects, including coin detection mechanisms, solar tracking systems, and user interface designs. It also discusses the benefits and limitations of these systems, as well as their potential applications in rural and urban areas. The survey aims to provide a comprehensive understanding of the current state of coin-based mobile charger systems, identifying areas for future research and development. By exploring the existing literature, this survey contributes to the advancement of secure, efficient, and user-friendly public mobile charging solutions.

Keywords: Mobile charging, coin-operated system, portable charger, user convenience, public spaces,, security measures.

| DOI: 10.17148/IARJSET.2024.11783