A Unified Data Repository (UDR) is a concept in telecommunications that involves a centralized repository for storing and managing user-related data in a unified manner. This may include subscriber information, service profiles, and other relevant data used by different network functions.
3GPP - 3rd Generation Partnership Project:
3GPP is a collaboration between telecommunications standards organizations aimed at defining global standards for mobile communication technologies. It plays a crucial role in the development of specifications for 3G, 4G, and 5G mobile networks.