A Smart App for Mobile Phones to Top-Up User Accounts for Any Network Service Provider in SriLanka

摘要

The objective of the project is to develop an Android application which supports mobile users to activate different services provided by service providers using activation codes in a user friendly and efficient manner. In this project, referred a number of USSD codes used by all the service providers which are available in Sri Lanka. Finally choose most common USSD codes for every service providers and generated this Application. Special feature of this Application is, take a photo of the recharge card pin number and send it rather than manually typing that. For that purpose OCR was developed by using Android Studio to detect mobile recharge card pin number portion by doing image processing. It works with Tesseract Engine and tesstwo library for OCR operation. After detection, it extracts the OCR text which is the pin number of recharge card and then it sends request to the respective mobile operator for recharging balance. This application have built an android based Mobile phone application so that the report can be worthy of real life experience.