RESOURCE ALLOCATION AND ACTIVATION/DEACTIVATION CONFIGURATION OF OPEN RADIO ACCESS NETWORK (O-RAN) NETWORK SLICE SUBNETS

    公开(公告)号:US20210258866A1

    公开(公告)日:2021-08-19

    申请号:US17238438

    申请日:2021-04-23

    Inventor: Joey Chou

    Abstract: An apparatus for use in a RAN node includes processing circuitry coupled to a memory. To configure the RAN node for network slice subnet instance (NSSI) configuration in an Open RAN (O-RAN) network, the processing circuitry is to perform training of a machine learning (ML) model using historical performance measurements associated with prior use of network resources of the O-RAN network by a plurality of NSSIs to generate a trained ML model. Current performance measurements associated with current use of the network resources are decoded by the plurality of NSSIs. A prediction of a usage pattern for the network resources is generated using the ML model based on the current performance measurements. An optimization action is performed to adjust allocation of the network resources to the plurality of NSSIs based on the prediction.

    Performance measurement job control for 5G networks and network slicing

    公开(公告)号:US11070997B2

    公开(公告)日:2021-07-20

    申请号:US16281160

    申请日:2019-02-21

    Inventor: Yizhi Yao Joey Chou

    Abstract: Systems and methods of performance management over a life cycle is provided. A measurement job control service producer receives, from an authorized consumer, a request to consume a measurement job control service. The request is analyzed, appropriate action is taken to satisfy the request and a response indicating the request result is generated. A request is to create or terminate a measurement job to collect the performance data for a NF, NSSI, NSI, or network. To create a job, the producer checks if the job can be supported by an existing job, creates the job if no such existing job exists, and otherwise responds that the job can be supported by the existing job. To terminate a job, the producer checks if the job is serving other consumers, terminates the job if other consumers are not being served, and otherwise responds that the job is currently serving other consumers.

    METHOD AND APPARATUS TO SUPPORT PERFORMANCE DATA STREAMING END-TO-END (E2E) PROCEDURES

    公开(公告)号:US20210219162A1

    公开(公告)日:2021-07-15

    申请号:US17173925

    申请日:2021-02-11

    Inventor: Yizhi Yao Joey Chou

    Abstract: Systems and methods of providing performance data streaming procedures are described. A MnS producer for measurement control receives a request to start or stop measurement collection indicating the measurements are reported by streaming, configures a NF to respectively start or stop collection of measurements and provides an indication of a result of starting or stopping the measurement collection. A MnS producer for performance data streaming, in response to reception of a request to set up streaming information sends a request to establish, add, or update a streaming connection for performance data streaming and receives an indication of a result of the request. In response to reception of a request to terminate the streaming, the MnS producer for performance data sends a request to terminate the streaming connection, or delete or update the stream information dependent on the functionality of the connection and the streams of the connection.

    LOAD BALANCING OPTIMIZATION FOR 5G SELF-ORGANIZING NETWORKS

    公开(公告)号:US20210084536A1

    公开(公告)日:2021-03-18

    申请号:US17092126

    申请日:2020-11-06

    Inventor: Joey Chou Yizhi Yao

    Abstract: Various embodiments generally may relate to Load Balancing Optimization (LBO) and Mobility Robustness Optimization (MRO). Some embodiments of this disclosure are directed to the following 5G SON solutions: use cases and requirements for the management of distributed LBO and centralized LBO; procedures for the management of distributed LBO and centralized LBO; and management services and information needed to support the management of distributed LBO and centralized LBO.

    Identifying coverage holes using inter-rat handover measurements

    公开(公告)号:US10051495B2

    公开(公告)日:2018-08-14

    申请号:US15488306

    申请日:2017-04-14

    Abstract: Embodiments of systems and techniques for identifying coverage holes in a radio access technology (RAT) are described. In some embodiments, a network management (NM) apparatus may receive a first report, including one or more measurements taken by a first user equipment (UE), in response to an event related to a handover of the first UE between a first radio access technology (RAT) and a second RAT different from the first RAT. The NM apparatus may receive a second report including one or more measurements taken by a second UE in response to an event related to a handover of the second UE between the first RAT and a third RAT different from the first RAT. The NM apparatus may identify a hole in a coverage area of the first RAT based at least in part on the first and second reports. Other embodiments may be described and claimed.

    METHOD AND EVOLVED NODE-B FOR GEOGRAPHIC BIN DATA COLLECTION AND REPORTING

    公开(公告)号:US20160302089A1

    公开(公告)日:2016-10-13

    申请号:US15185994

    申请日:2016-06-17

    Abstract: Embodiments of an Evolved Node-B (eNB) and method for collecting and reporting data related to a coverage area in a wireless network are generally described herein. The eNB may be configured to track geographic bin information for one or more User Equipment (UEs). The eNB may comprise hardware processing circuitry configured to, for each of the UEs, measure an angle of arrival for the UE and a propagation delay for the UE, and to select a geographic bin for the UE from a set of candidate geographic bins. The hardware processing circuitry may be further configured to send, for each of the candidate geographic bins, performance data for the candidate geographic bin to the TCE when a number of UEs for which the candidate geographic bin is selected is not less than a UE distribution threshold.

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