Base-Station UPF Reporting Between RAN and Core Networks
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Solution Overview
Problem
There is no clear method in the standard protocol for reporting User Plane Function (UPF) information from the Radio Access Network (RAN) side to the core network in the evolving 5G mobile communication system.
Innovation Solution
A method and apparatus are provided for reporting UPF information, enabling a core network device to receive a first message from a RAN device, which carries UPF information, and allowing the RAN device to send a first message to the core network device with UPF information, including specific modules for handling and processing this information.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If UPF is deployed on base station side for flexible deployment, then adaptability is improved, but device complexity increases due to lack of clear reporting method
Solution Approach 1:
The patent applies universality by using existing standard protocol message structures for multiple purposes. The first message is designed to carry both traditional RAN information and UPF information, allowing the same message format to serve multiple functions in different deployment scenarios, thereby avoiding the need for separate complex reporting mechanisms.
Solution Approach 2:
The patent implements dynamics by making the message content adaptable to different deployment scenarios. The first message structure allows dynamic inclusion of UPF information only when needed (when UPF is deployed on base station side), while maintaining compatibility with traditional messaging when UPF is deployed elsewhere, thus providing flexibility without permanent complexity.
2Ease of operation
If standard protocol is used for RAN-core network communication, then ease of operation is maintained, but information transmission completeness deteriorates due to missing UPF information reporting capability
Solution Approach 1:
The patent merges UPF information reporting with existing standard protocol messages. Instead of creating a separate reporting mechanism, the UPF information is combined into the first message that already exists in the standard protocol, thereby maintaining ease of operation while preventing information loss.
Solution Approach 2:
The first message acts as an intermediary carrier that bridges the gap between existing standard protocols and the new requirement for UPF information reporting. It mediates between the RAN device and core network device, transporting UPF information through established communication channels without disrupting existing operations.
Data Source
AI summary
Provided are a method and apparatus for reporting user plane function (UPF) information, a storage medium, and an electronic apparatus. The method includes: in a case where a UPF is deployed on a base station side, receiving, by a core network device, a first message sent by a radio access network (RAN) device, wherein the first message carries UPF information.


