- near-RT RIC: O-RAN near-real-time RAN Intelligent Controller: a logical function that enables near-real-time control and optimization of RAN elements and resources via fine-grained data collection and actions over E2 interface.
- non-RT RIC: O-RAN non-real-time RAN Intelligent Controller: a logical function that enables non-real-time control and optimization of RAN elements and resources, AI/ML workflow including model training and updates, and policy-based guidance of applications/features in near-RT RIC.
Near-RT RIC：O-RAN近实时RAN智能控制器：一种逻辑功能，可通过细粒度的数据收集和通过E2接口进行的操作，实现RAN元素和资源的近实时控制和优化。
non-RT RIC：O-RAN非实时RAN智能控制器：一种逻辑功能，支持RAN元素和资源的非实时控制和优化，AI / ML工作流（包括模型训练和更新）以及基于策略的 近RT RIC的应用/功能指南。
Key work groups of the O-RAN Alliance 12
The Non-real-time RAN Intelligent Controller and A1 Interface Workgroup 12
The Near-real-time RIC and E2 interface Workgroup 13
The Open Fronthaul Interfaces Workgroup 14
The Stack Reference Design and Open F1/W1/E1/X2/Xn interface Workgroup 15
The Cloudification and Orchestration Workgroup 16
The White-box Hardware Workgroup 17
