O-RAN API for 5G-NR Synchronization and Management

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Solution Overview

Problem

The challenge in radio access networks is orchestrating multiple-vendor components performing radio network functions, as they may have different mechanisms for communicating and exchanging information, leading to inefficiencies in energy consumption, end-to-end service, and dynamic radio resource management.

Innovation Solution

The implementation of an application programming interface (API) that enables processors to cause accelerators to perform packaging, synchronization, and management operations in an Open Radio Access Network (O-RAN) network, allowing for the efficient exchange of 5G-NR information between components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If radio network components are split into individual components to improve energy consumption and dynamic radio resource management, then energy efficiency and service quality are improved, but the complexity of orchestrating multiple-vendor components increases due to different communication mechanisms

Engineering Contradiction:
Improveenergy consumptionVSAvoidorchestration complexity
Core Design Contradiction:
Use of energy by moving objectVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary layer (the processing system with standardized interfaces) that mediates between multiple-vendor accelerator components. This intermediary provides a unified abstraction layer that translates between different vendor-specific communication mechanisms into a common interface, enabling orchestration of heterogeneous components without increasing overall system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The processing system implements universal interfaces that can interact with multiple types of vendor-specific accelerator components. By designing the interface to be multi-functional and vendor-agnostic, the system can orchestrate diverse components (from different vendors) using a single standardized approach, reducing orchestration complexity while maintaining the benefits of component splitting.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Productivity

If multiple-vendor components are used to perform radio network functions independently, then service quality and resource management are improved, but information exchange efficiency deteriorates due to different communication mechanisms

Engineering Contradiction:
Improveservice qualityVSAvoidinformation exchange efficiency
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent changes the communication parameters by introducing standardized interface protocols that govern how information is exchanged between components. By defining uniform data formats, message types, and communication protocols at the interface level, the system transforms inefficient vendor-specific communication into efficient standardized information exchange, maintaining service quality while improving exchange speed.

Inventive Principle:
Principle #35Parameter changes

3Use of energy by moving object

If components are designed to efficiently perform specific functions independently, then energy consumption is reduced, but adaptability to different communication mechanisms decreases

Engineering Contradiction:
Improveenergy consumptionVSAvoidcommunication adaptability
Core Design Contradiction:
Use of energy by moving objectVSAdaptability or versatility

Solution Approach 1:

The patent segments the system into independent functional components (accelerators) that can be optimized for specific tasks, while introducing a separate interface layer that handles communication adaptability. This segmentation allows each component to be energy-efficient and specialized, while the interface layer provides the versatility needed to communicate with different vendors' components through standardized protocols.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12235673B2Application programming interface to generate synchronization information
Publication Date: 2025.02.25 NVIDIA CORP
  • US12235673B2 patent drawing
  • US12235673B2 patent drawing
  • US12235673B2 patent drawing

AI summary

Apparatuses, systems, and techniques including APIs to enable one or more fifth generation new radio (5G-NR) network components to write, read, send, transmit, load, or otherwise obtain packaging, synchronization, and/or management information. For example, a processor comprising one or more circuits to perform an application programming interface (API) to cause fifth generation new radio (5G-NR) packaging, synchronization, or management information to be indicated to one or more accelerators.