Abstract: The present disclosure relates to session establishment methods, systems, and devices. One example method includes obtaining, by a first mobility management entity, information about a packet data network (PDN) connection that has been established when a terminal accesses an evolved packet core (EPC) network, and obtaining, by the first mobility management entity, single network slice selection assistance information (S-NSSAI) of a network slice corresponding to the PDN connection.

Abstract: A method includes receiving, by a mobility management entity (MME), a redirection request message from an access and mobility management function (AMF) node, where the redirection request message includes key-related information. The method also includes generating, by the MME, an encryption key and an integrity protection key based on the key-related information. The redirection request message is used to request to hand over a voice service from a packet switched (PS) domain to a circuit switched (CS) domain.

Abstract: The embodiments of the present disclosure provide a method and an apparatus for connection handling. The method includes: receiving a connection request that requests for establishing or resuming a connection with a base station; and instructing a Non-Access Stratum (NAS) of a terminal to perform a predetermined operation based on an obtained first connection result corresponding to the connection request. In this way, the problems associated with inconsistent operations in the user plane optimization in the related art can be solved and the consistency in operations between the Access Stratum (AS) and NAS of the terminal can be achieved.

Abstract: A method implemented by a network exposure function network element includes: sending first information of a monitoring event to a first mobility management network element; receiving identification information of a second mobility management network element from a data management network element, where the first mobility management network element supports interworking between a first network and a second network without an interface, and the first mobility management network element and the second mobility management network element respectively serve a user equipment in the first network and the second network; and sending second information of the monitoring event to the second mobility management network element based on the identification information of the second mobility management network element.

Abstract: A method is presented in which a central unit of a distributed base station apparatus in a cellular communication system sends to a distributed unit of the distributed base station apparatus a first message comprising an information element for requesting the distributed unit of the distributed base station to provide a current distributed unit configuration. The central unit receives, from the distributed unit of the distributed base station apparatus, configuration information for the current distributed unit configuration in a second message sent in response to the first message.

Abstract: Certain aspects of the present disclosure relate to assisting communications with low data payloads with relay nodes. An example method generally includes forming a first cluster with a first wireless node and one or more second wireless nodes, wherein each of the second wireless nodes has a low data rate demand relative to a system bandwidth. The method also includes determining to serve as a relay node for the first cluster, generating a first set of packets for uplink transmission to a base station, receiving a second set of packets from the one or more second wireless nodes, combining the first set of packets and the second set of packets into an uplink payload based on the determination, and transmitting, to the base station, the uplink payload based on the determination.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. According to an aspect of the embodiments of the present disclosure, a method for supporting handover is provided, comprising: receiving a message from a central unit control plane entity of a target base station; receiving a data packet from a source base station; and discarding a packet data convergence protocol (PDCP) service data unit (SDU) including the PDCP sequence number (SN) in the received data packet according to the indication of the message.

Abstract: Automatic neighbor relationships (ANR) and voice over new radio (VoNR) microservices can be implemented within a radio access network intelligent controller (RIC), which receives load information from network nodes and user equipment measurements from user equipment. The RIC can create and maintain real-time load information and leverage slicing knowledge of neighbor cells during mobility to direct the user equipment to various network slices. Thus, an enhanced radio access network (RAN) neighbor relationship that utilizes slicing information and VoNR preferences based on current and historical data can provide slice level RAN neighbor visibility on top of physical ANR relationships to enable enhancements for mobility management optimization for VoNR functionality.

Abstract: Enhancements of and to cell phone operations are based in whole or in part on determining the location of the cell phone. Systems and methods select and determine locations or areas of importance or relevance, and based on that information and other programmed factors affect or alter the operations of the cell phone. While the systems and methods are illustrated by use of cell phone embodiments and applications, they are equally applicable to virtually any portable or mobile communication device, including for example, wireless laptop computers and PDAs.

Abstract: Provided are a tag and a method, performed by the tag, of transmitting a response signal regarding a tag search signal. The method includes: receiving, from at least one of a plurality of slave nodes, the tag search signal including identifying data for identifying the tag; charging an energy storage element inside the tag by using the received tag search signal; obtaining the identifying data for identifying the tag from the received tag search signal; determining whether the obtained identifying data matches identification information pre-stored in the tag; and when the energy storage element is charged to a certain numerical value or above and the obtained identifying data matches the identification information pre-stored in the tag, outputting the response signal regarding the tag search signal.

Abstract: Methods and apparatus for realizing dynamic point selection improve the cell-edge throughput and geometric mean of release 8/9 UEs. The method comprises a step of receiving estimated channel quality reported by all the TPs in the CoMP set, a step of switching the serving TP for the UEs based on the estimated channel quality and/or cell load, a step of forwarding the scheduled data from the primary TP to the serving TP, a step of separately transmitting PDCCH to the UEs by the primary TP and transmitting PDSCH to the UEs by the serving TP. the implementation of the method and apparatus improves the cell-edge throughput and geometric mean of UE throughput by serving UEs instantaneously from the cell that provides better throughput accounting for fast time-scale channel fluctuations and/or load. It helps in reducing interference due to data getting drained faster when users are served from cells with better channel conditions.

Abstract: A computer-implemented method used for analyzing documents by an artificial intelligence system is disclosed herein. The method includes uploading at least one document via a frontend which stores the document in a database of the artificial intelligence system; preprocessing at least one document retrieved from the database by splitting the document into individual sentences and calculating a word vector for each sentence of the document; assessing each sentence using a categorization model of the artificial intelligence system by processing the calculated word vector representing the sentence to provide a categorization prediction result; and processing positive categorized sentences in order to calculate an opinion prediction result and a sub-categorization prediction result for each positive categorized sentence based on an opinion prediction model and based on a sub categorization model of the artificial intelligence system.

Abstract: An embodiment of the present invention relates to a method for an access and mobility management function (AMF) transmitting and receiving a signal related to a handover from 5GS to an evolved packet system (EPS) of a user equipment (UE) in a wireless communication system the method comprising a step in which the AMF receives a handover required message from a next-generation radio access network (NG-RAN); a step in which the AMF requests a session management (SM) context to a packet data network gateway+session management function (PGW+SMF); a step of receiving an SM context from the PGW+SMF; and a step in which the AMF transmits a handover command to the NG-RAN, wherein the SM context request is for a PDU session associated with 3GPP access among a plurality of protocol data unit (PDU) sessions.

Abstract: An apparatus for use by a first communication network control element configured to control a communication connection of at least one communication element in a first network area providing a specific communication capability, the apparatus including processing circuitry, and memory for storing instructions to be executed by the processing circuitry, wherein the memory and the instructions are configured to, with the processing circuitry, cause the apparatus at least: to determine that a communication element communicating in the first network area and using the specific communication capability enters a second network area which does not provide the specific communication capability and that there is a switching of the communication connection to the second network area, and to cause sending of connection switching information related to the switching of the communication connection of the communication element to a second communication network control element.

Abstract: A communication system comprises access points (203, 205) communicating via directional beams and a first and second wireless modem (111, 701) for establishing a first and respectively second mm wave radio communication links to access points (203, 205). The first and second wireless modems (111, 701) are located on a vehicle (103) and employ electronically steerable beamforming directional antennas having a first main beams for establishing the radio communication links. A common network element (705) supports communication over both links and a connection control circuit (1001) switches between the links. It further transmits an address resolution message over a link when switching to that link with the message comprising identification data for the common network element (705).

Abstract: Disclosed are techniques for wireless communication that over come problems associated with conventional approaches including load balancing and handover efficiency issues. For example, in one aspect a wireless communication technique takes into account the load of a relay before a UE is switched from one relay to another. In another example, a wireless communication technique ensures that UEs are handed over to relays that will be able to serve the UE as the mobile relay continues to follow its expected path (such as streets or tracks), which may be known or determined.

Abstract: Access and Mobility Management Function, AMF, adapted for taking part in handover from a 5G system, 5GS, to an Evolved Packet System, EPS, an interface being provided between a Mobility Management Entity, MME, of the EPS and the AMF. The AMF being adapted for signalling with a Session Management Function and Packet Data Network, PDN, Gateway-Control plane, SMF and PGW-C, entity, the AMF being adapted for—providing a request (102d, 2-2a) to the SMF and PGW-C entity to provide a Session Management, SM, Context that also includes mapped EPS, Bearer Contexts (102d); —wherein for PDU Sessions with PDU Session type Ethernet or Unstructured, providing (102e1) a capability of a target MME of supporting a Non-IP PDN type to the PGW-C and SMF entity in the request (2-2a) to allow the PGW-C and SMF entity to determine whether or not to include an EPS Bearer context for non-IP PDN type; —transmitting the request (2-2a) to the SMF.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method for operating a user equipment (UE) in a wireless communication system is provided. The method includes receiving system information blocks (SIBs) of a first base station, performing a procedure for accessing a second base station that receives, from the first base station, information to be used to identify at least one SIB to be provided to the UE, and receiving the at least one SIB of the second base station.

Abstract: An electronic device is provided. The electronic device includes an ultra-wideband (UWB) communication circuit, a processor operatively connected to the UWB communication circuit, and a memory operatively connected to the processor. The memory stores instructions, and when the instructions are executed, the instructions, when executed, further cause the processor to establish a wireless communication channel with an external electronic device using the UWB communication circuit, perform positioning communication with the external electronic device based on a predetermined period, via the wireless communication channel, recognize a distance between the electronic device and the external electronic device, and a changing trend of the distance, based at least on the positioning communication, and change the positioning communication period based on the recognized distance and the changing trend.

Abstract: A mechanism for controlling configuration of dual connectivity for a user equipment device (UE), where the dual connectivity includes the UE being served cooperatively by (i) a first access node over a first air-interface connection between the UE and the first access node and (ii) a second access node over a second air-interface connection between the UE and the second access node. An example method includes (a) predicting whether both (i) in the dual connectivity, a data split will put a threshold greater portion of data flow of the UE on the second air-interface connection than on the first air-interface connection and (ii) coverage strength of the UE from the second access node will be threshold lower than coverage strength of the UE from the first access node and (b) using the prediction as a basis to control whether or not to establish the dual connectivity for the UE.