Cloud-Native OpenRAN Orchestration for Multi-Vendor 5G Migration
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Solution Overview
Problem
The RAN accounts for a significant portion of capital expenditure (CAPEX) and operational expenditure (OPEX) in cellular networks, necessitating a need to maximize the value of existing network assets before investing in new infrastructure, particularly for 5G networks, which are capital intensive.
Innovation Solution
A cloud-native OpenRAN architecture that is open and standardized across multiple domains, including RAN, edge, core, orchestration, and analytics, enabling flexible deployment and software-upgradeable hardware, reducing deployment complexity and cost through network virtualization and orchestration, and supporting multi-vendor ecosystems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional proprietary RAN architecture is used, then network reliability and performance are maintained, but CAPEX and OPEX are excessively high
Solution Approach 1:
The patent segments the RAN into discrete functional units (CU, DU, RU) that can be independently deployed, managed, and scaled. This modular architecture reduces deployment complexity by allowing operators to deploy only the necessary components while maintaining network reliability through standardized interfaces between segments.
Solution Approach 2:
The patent implements a universal RAN architecture that supports multiple radio access technologies (4G LTE, 5G NR, Wi-Fi) and multiple vendors through standardized open interfaces. This multi-functionality reduces CAPEX by allowing single infrastructure to support diverse services while maintaining reliability through vendor-agnostic design.
2Productivity
If 5G network infrastructure is deployed, then network capacity and speed are improved, but CAPEX increases significantly
Solution Approach 1:
The patent implements dynamic resource allocation and flexible deployment models where RAN components can be dynamically scaled, upgraded, or reconfigured based on demand. This allows operators to start with minimal 5G infrastructure and expand capacity progressively, reducing initial CAPEX while maintaining the ability to deliver high network capacity when needed.
Solution Approach 2:
The patent introduces an orchestration layer that acts as an intermediary between management systems and physical RAN components. This intermediary simplifies deployment by automating configuration, provisioning, and coordination of complex 5G infrastructure, reducing deployment complexity while enabling high network capacity.
3Adaptability or versatility
If multi-vendor RAN systems are integrated, then vendor lock-in is avoided and flexibility increases, but system complexity and integration difficulty increase
Solution Approach 1:
The patent enforces homogeneous standardized interfaces and protocols across all vendor components, ensuring that despite hardware diversity, the system behaves uniformly. This homogeneity at the interface level enables multi-vendor flexibility while minimizing integration complexity through predictable, standardized interactions.
Solution Approach 2:
The patent employs an orchestration intermediary that abstracts vendor-specific complexities from the core network. This mediator handles vendor-specific protocols and translations, allowing multi-vendor integration while presenting a unified, simplified interface to the rest of the network, thus reducing integration complexity.
4Productivity
If network virtualization is implemented, then operational efficiency is improved and OPEX is reduced, but system complexity increases
Solution Approach 1:
The patent implements self-service capabilities where virtualized RAN components automatically perform configuration, provisioning, and optimization without manual intervention. This self-service automation improves operational efficiency by reducing routine operational tasks while the automation frameworks manage system complexity behind the scenes.
Solution Approach 2:
The patent introduces virtualization management intermediaries that abstract complex virtualization operations from operational personnel. These intermediary management systems handle the complexity of virtual resource allocation, networking, and management, presenting simplified interfaces that improve operational efficiency without exposing users to underlying system complexity.
Data Source
AI summary
Systems, method sand computer readable medium are provided for proving a cloud-native OpenRan architecture. In one embodiment a system includes a 5G/4G/3G/2G cloud-native Open Radio Access Network (RAN) architecture open and standardized across multiple domains; wherein the multiple domains include at least one of RAN, edge, core, orchestration and analytics; and wherein the system includes an EPC virtual stack; a Radio Virtualization stack; and an Open RAN orchestrator in communication with the EPC virtual stack and the Radio Virtualization stack, wherein the Open Ran orchestrator provides communication between any haul in communication with the EPC virtual stack and any core in communication with the Radio Virtualization stack.