Abstract: System and method for implementing advanced sleep modes in an O-RAN, the method includes collecting measurement data for training an AI/ML model; based on the collected measurement data, training an A/ML model and deploying the AI/ML model in the nRT-RIC; activating the trained AI/ML model in the nRT-RIC; monitoring energy optimization data for AI/ML model inference from an open radio unit (O-RU) via an E2 node; activating at least one advanced sleep mode (ASM) in the nRT-RIC; based on the activation of the ASM, collecting data to temporarily deactivate O-RU components; based on the activated AI/ML model and the ASM, evaluating, the collected data to temporarily deactivate O-RU components; based on the evaluating, requesting to initiate the ASM to the O-RU; based on the ASM initiation request, implementing the ASM, by the E2 node and the O-RU.

Abstract: A method, apparatus, and system for configuration management API's for radio access network (RAN) operation and maintenance (OAM) functions in R1 interface may be provided and may include, receiving, by an API producer, an HTTP request, wherein the HTTP request originates from an API consumer; determining, by the API producer, whether the HTTP request is valid or not based on whether the API consumer is authorized or not; based on determining that the HTTP request is valid, performing, by the API producer, a configuration management (CM) operation based on the HTTP request; and sending, by the API producer, an HTTP response based on the CM operation and whether the HTTP request is valid or not.

Abstract: A method performed by a processor executing a first application includes receiving, information regarding one or more sharing services registered by a second application. The method includes transmitting a subscription request to the one or more sharing services. The method includes receiving, over the interface from the second application in response to the subscription request, a subscription confirmation indicating a successful subscription to the one or more sharing services. The method includes transmitting, over the interface to the second application, a network function instantiation request that requests instantiation of a network function that utilizes the one or more network resources of the second network operator. The method includes receiving, in response to the network function instantiation request, a notification confirming that the network function is instantiated. The method further includes monitoring performance of the instantiated network function on the one or more network resources.

Abstract: Example embodiments of the present disclosure relate to Artificial Intelligence (AI)/Machine Learning (ML) model applicability mechanisms. According to example embodiments, a device may be configured to evaluate an applicability of an AI/ML model in relation to a mobile telecommunication network and then generate a report message that includes the evaluated applicability. Subsequently, the device may provide the report message to at least one Network Element (NE) of the mobile telecommunication network.

Abstract: A method and system for shutting down an Open Radio Access Network (O-RAN) Cloud (O-Cloud) node are provided. The method includes: receiving, by a FOCOM, a first request to drain an O-Cloud node, the first request being received from a user terminal or from a Non-Real-Time (Non-RT) RAN Intelligent Controller (RIC) based on analysis of O2 telemetry data; transmitting, by the FOCOM to an IMS via an O2 interface, a second request to drain the O-Cloud node based on the received first request; receiving, by the FOCOM, a third request to shut down the drained O-Cloud node, the third request being received from the user terminal or from the Non-RT RIC; transmitting, by the FOCOM to the IMS, a fourth request to shut down the O-Cloud node based on the received third request; and receiving, from the IMS, a notification that the O-Cloud node has been shut down.

Abstract: Example embodiments of the present disclosure relate to the provisioning of a policy for O-Cloud orchestration and management. According to example embodiments, a system may include a Non-RT RIC. The Non-RT RIC may be configured to generate a policy associated with an O-Cloud and provide the policy to at least one of an NFO and a FOCOM. The policy may be executable by the NFO/FOCOM for managing and orchestrating the O-Cloud, and may include at least one of: a capacity policy associated with a resource management operation associated with the O-Cloud, a scaling policy associated with a scaling operation associated with the O-Cloud, an energy-saving policy associated with an energy-saving operation associated with the O-Cloud and a healing policy associated with a healing operation associated with the O-Cloud.

Abstract: A method for optimizing antenna array model selection in a telecommunications network, the method includes sending, by a radio unit (O-RU) to a distribution unit (O-DU), antenna configuration capability information comprising at least one antenna array model parameter via management plane (M-Plane) messaging; receiving, from the O-DU, an antenna array configuration comprising at least one antenna array model parameter supported by the O-RU via control plane (C-Plane) messaging or M-Plane messaging, wherein the supported antenna array configuration is based on the antenna configuration capability information comprising at least one antenna array model parameter of the O-RU and a request to reconfigure the antenna array from a higher-layer network function; and based on the antenna array configuration comprising at least one antenna array model parameter supported by the O-RU, changing, by the O-RU, an antenna array model on top of a baseline antenna array configuration of the O-RU.

Abstract: Provided are apparatus, method, and device for automatically perform energy saving control in a network. According to embodiments, the apparatus may be configured to: transmit an energy saving capability request to a distributed unit (DU); receive, from the DU, an energy saving capability of a radio unit (RU) associated with the DU, wherein the energy saving capability may include at least one of: a plurality of sleep modes of an Advanced Sleep Mode (ASM) and a plurality of array modes of an antenna mask (TRX) control that can be performed by the RU, and wherein the energy saving capability may further include a capability range associated with the at least one of: the plurality of sleep modes and the plurality of array modes; select a value within the capability range; and transmit the selected value to the DU.

Abstract: A method for implementing a carrier and/or cell switch off/on optimization in an O-RAN based on an A1 policy, the method includes: deploying, by the NRT-RIC framework, a AI/ML model to the nRT-RIC; providing, by the rApp, an A1 policy to prepare and execute the cell and/or carrier switch off/on optimization through the NRT-RIC framework to the nRT-RIC; collecting, by the nRT-RIC, data to perform the cell and/or carrier switch off/on via the E2-interface from the O-RU via the E2 node; evaluating, by nRT-RIC, the collected data; generating, by the nRT-RIC, an E2 message and send, by the nRT-RIC, the E2 message to the O-RU via the E2 node; implementing, by the E2 node and the O-RU, the cell and/or carrier switch off/on optimization within the O-RAN; receiving, by the rApp, an A1 policy feedback through an NRT-RIC framework from the O-RU via the E2 node and the nRT-RIC.

Abstract: Example embodiments of the present disclosure relate to the provisioning of A1 Policy enhancement. According to example embodiments, a system may include a non-real-time (Non-RT) radio access network intelligent controller (RIC). The Non-RT RIC may be configured to generate an A1 policy executable by a near-real-time (Near-RT) RIC and provide the A1 policy to the Near-RT RIC. The A1 policy may include a scope identifier and a policy statement. The policy statement may include a policy type, a policy subtype, a policy objective, a policy resource, and a policy. The policy condition may be associated with at least one of the policy objective and the policy resource.

Abstract: An apparatus includes an O-DU configured to receive from a radio unit (O-RU), configuration capability information via management plane (M-Plane) command from the O-RU. The O-DU receives, from a higher layer network function, a request to reconfigure an antenna array. The O-DU determines a sleep mode type supported by the O-RU based on the configuration capability information from the O-RU. The O-DU, based on the request to reconfigure the antenna array from the higher layer network function, and based on the supported sleep mode type, applies the supported sleep mode type via a C-Plane Section Type 4 message or a M-Plane command to the O-RU.

Abstract: A system for providing real-time services and functions in an Open Radio Access Network (O-RAN) architecture, includes: a first physical node comprising at least one first processor configured to execute instructions to implement an O-RAN centralized unit (O-CU); at least one second physical node comprising at least one second processor configured to execute instructions to implement: an O-RAN distributed unit (O-DU), and a real-time (RT) RAN Intelligent Controller (RIC) connected to the O-DU via an interface terminating at the RT RIC and having a latency of less than 10 ms, wherein the RT RIC is a software platform configured to host applications for controlling at least the O-DU over a real-time control loop with a latency of less than 10 ms.

Abstract: In general, the current subject matter relates to target cell prioritization for layer 1/layer 2 triggered mobility (LTM). In some implementations, target cell prioritization for LTM can include receiving, at a serving distributed unit (DU) of a base station from a centralized unit control plane (CU-CP) of the base station, information indicating a handover priority ranking of a plurality of Layer 1/Layer 2 triggered mobility (LTM) target cells of a second DU of the base station, and selecting, at the serving DU and based on the received information, one of the plurality of LTM target cells for handover of service for a user equipment (UE) from the serving DU, and triggering the handover of the service for the UE from the serving DU to the selected target cell. Each of the plurality of LTM target cells from which the serving DU selects satisfies handover criteria.

Abstract: Systems and methods for implementing a policy-based framework for O-Cloud Resource Management and Orchestration Services are provided. The method includes: determining, a network function (NF) hosted on a O-Cloud node to be instantiated on another O-Cloud nodes; creating an instantiation policy for the determined NF for the ORMOS; sending the instantiation policy via an R1 interface to the ORMOS; requesting an instantiation implementation of the determined NF via an O2 interface to at least one O-Cloud management service; instantiating a NF on the other O-Cloud nodes according to the implementation request; sending a registration and configuration request for the instantiated NF to NF-related RAN OAM Services; sending a configuration notice for the instantiated NF to the ORMOS; and sending instructions to finalize the instantiation implementation of the determined NF to the at least one O-Cloud management service.

Abstract: A radio access network control apparatus that controls O-RAN including O-RU as radio unit, has at least one processor that performs: by an energy saving information notification unit, causing the O-RU to notify energy saving information concerning energy saving mode that the O-RU can support. The at least one processor that performs: by an energy saving mode switching unit, switching the O-RU to an energy saving mode that the O-RU can support; and by a communication function reconfiguration unit, reconfiguring the communication function of the O-RU in accordance with the switched energy saving mode. The radio access network control apparatus is provided in at least one of the SMO (Service Management and Orchestration), the Non-RT RIC (Non-Real Time RAN Intelligent Controller), the Near-RT RIC (Near-Real Time RAN Intelligent Controller), the O-CU, and the O-DU.

Abstract: A wireless communication system includes: a priority communication detection unit that detects priority communication from a communication device that communicates wirelessly; a connection unit that connects the communicator for which the priority communication is detected by the priority communication detection unit to a roaming network that is different from the home network under contract; a recording unit that records priority communication related information regarding priority communication executed by the communication device in the roaming network; and the notification unit that notifies the home network of the priority communication related information recorded by the recording unit.

Abstract: Apparatuses and methods for a non-real-time radio access network intelligence controller (NRT-RIC) framework in an open radio access network (O-RAN). The apparatus includes: a memory storing instructions; and at least one processor configured to implement the NRT-RIC framework to: receive, from an rApp hosted by an NRT-RIC, at least one request of at least one R1-O1 related service via an R1 interface within the O-RAN architecture; and send, from the NRT-RIC framework to the rApp, at least one response of the at least one R1-O1 related service via the R1 interface; wherein the at least one request and the at least one response are implemented as data types comprising a plurality of R1 data models of an R1 application protocol that enable the NRT-RIC framework and the rApp to produce and/or consume data of the at least one R1-O1 related service in the NRT-RIC.

Abstract: A radio access network control apparatus that controls O-RAN including O-RU as radio unit, has at least one processor that performs: by an energy saving information notification unit, causing the O-RU to notify energy saving information concerning energy saving mode that the O-RU can support. The at least one processor that performs: by an energy saving mode switching unit, switching the O-RU to an energy saving mode that the O-RU can support; and by a communication function reconfiguration unit, reconfiguring the communication function of the O-RU in accordance with the switched energy saving mode. The radio access network control apparatus is provided in at least one of the SMO (Service Management and Orchestration), the Non-RT RIC (Non-Real Time RAN Intelligent Controller), the Near-RT RIC (Near-Real Time RAN Intelligent Controller), the O-CU, and the O-DU.

Abstract: A system for providing real-time services and functions in an Open Radio Access Network (O-RAN) architecture, includes: a first physical node comprising at least one first processor configured to execute instructions to implement an O-RAN centralized unit (O-CU); at least one second physical node comprising at least one second processor configured to execute instructions to implement: an O-RAN distributed unit (O-DU), and a real-time (RT) RAN Intelligent Controller (RIC) connected to the O-DU via an interface terminating at the RT RIC and having a latency of less than 10 ms; an O-RAN radio unit (O-RU); at least one third physical node comprising at least one third processor configured to execute instructions to implement a non-real-time (Non-RT) RIC operating at a time scale of greater than 1 second; and at least one fourth physical node including at least one fourth processor configured to execute instructions to implement a near-real-time (Near-RT) RIC operating at a time scale of 10 ms to 1 second, wherein

Abstract: Systems and methods for implementing a policy-based framework for O-Cloud Resource Management and Orchestration Services are provided. The method includes: determining, a network function (NF) hosted on a O-Cloud node to be instantiated on another O-Cloud nodes; creating an instantiation policy for the determined NF for the ORMOS; sending the instantiation policy via an R1 interface to the ORMOS; requesting an instantiation implementation of the determined NF via an O2 interface to at least one O-Cloud management service; instantiating a NF on the other O-Cloud nodes according to the implementation request; sending a registration and configuration request for the instantiated NF to NF-related RAN OAM Services; sending a configuration notice for the instantiated NF to the ORMOS; and sending instructions to finalize the instantiation implementation of the determined NF to the at least one O-Cloud management service.