1085 results about "Access stratum" patented technology

The WTRU may determine that it has a need to request a NAS network service and may generate an application layer NAS message that comprises the request. The WTRU may determine, based on configuration information, one or more network nodes configured to provide NAS network services. The WTRU may determine, based on analytics data and policy data, a first network node in the one or more network nodes to which the application layer NAS message may be sent. The WTRU may determine, based on the policy data, one or more parameters for sending the application layer NAS message to the first network node. The WTRU may determine an endpoint address associated with the first network node. The WTRU may send the application layer NAS message to the first network node using the endpoint address and the one or more parameters.

Methods and systems are provided to indicate assistance information for radio access technologies to support interface selection for New Radio (NR) Vehicle-to-Everything (V2X) processes. An upper layer entity exchanges information with lower layer entity while the upper layer can continue to use the existing interface for V2X transmission until it is not able to use the current interface. The upper layer can be a V2X layer and the lower layer can be an Access Stratum (AS) layer. The upper layer can request availability information from the lower layer for other applicable interfaces. The upper layer then instructs the lower layer to provide assistance information for one or more applicable interface(s), depending on whether mapped to the ongoing service. In providing availability information, the lower layer can continuously measure criteria, such as channel conditions, to determine the availability of relevant interfaces and indicate the availability information to the upper layer.

A wireless device receives, from an access and mobility management function (AMF) in a first non-access stratum (NAS) message, parameters comprising a reporting configuration for a deterministic network (DetNet) node. The wireless device sends, to the AMF and based on the parameters, a second NAS message comprising a report for the DetNet node.

The invention discloses an optimized registration method and system based on a micro-service architecture. The invention relates to the technical field of Nacos systems. The health monitoring center is started and starts to send a health examination request to a downstream service at regular time; the gateway access layer service receives a client request; obtaining a network address of a target service instance through a Nacos service discovery mechanism according to a service name in the request; then forwarding the request to a target service instance for processing; when the configuration information is changed, the Nacos configuration management center pushes an update notification to all subscribed service instances; the service instance pulls the latest configuration information and updates the local cache; according to the method, a secondary hand waving mechanism is implemented in Nacos cluster node, gateway service and downstream service communication, so that the offline condition of the downstream service can be accurately judged, and the problem of data inconsistency caused by node faults or network partition is avoided.

The functions of user equipment (UE), radio access network (RAN) devices, and core network (CN) devices in circumstances where a UE is expected to experience discontinuous coverage are described herein. A UE may send a CN a non-access stratum (NAS) message including a release request indicating that a UE is leaving coverage and assistance information. The CN may interrupt paging of the UE and resume the paging according to the assistance information. A UE may enter a low power usage mode upon leaving coverage, and may use one or more timers to determine when to check for coverage and send a mobility update message corresponding to the low power usage mode. A base station may receive, from a UE, a radio resource control (RRC) message comprising a release request and assistance information, send an RRC release message to the UE in response, and forward the assistance information to the CN.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by an access and mobility management function (AMF) in wireless communication system, the method comprising: receiving, from a user equipment (UE), an uplink non-access stratum (UL NAS) transport message including a payload container type information element (IE) set to N1 SM information and a request type IE indicating initial request; and identifying that a single network slice selection assistance information (S-NSSAI) IE is not included in the UL NAS transport message.

Method, device and computer-readable storage medium for wireless communication are provided. A method includes: receiving, by a wireless communication node from a higher layer, Protocol Data Units, PDUs including identification information; and identifying, by the wireless communication node, PDU sets for the PDUs and a PDU set time sequence of the PDU sets; wherein the PDUs are scheduled for transmission over a Uu interface according to at least one of: the PDU sets or the PDU set time sequence; wherein the higher layer comprises at least one of: a General Packet Radio Service Tunneling Protocol User Plane, GTP-U, a Next Generation user plane interface, NG-U, an Xn User plane, Xn-U interface, user data from Non-access stratum, NAS, or user data of QoS flow.

The invention provides a communication method, device and system, and relates to the technical field of mobile communication. The communication method is executed by core network equipment, and comprises the following steps: receiving a non-access stratum message sent by user equipment, the non-access stratum message carrying an indication field of a connection service request and an indication field of a data service request; generating a service request according to the non-access stratum message; and sending the service request, wherein the service request is used for triggering a connection service management function device and a data service management function device to provide a connection service and a data service for the user equipment. Through the method, the network can process the connection request and the data service request of the user equipment at the same time, the signaling overhead of the multi-element service request is saved, and the service time delay is reduced.

A network node may receive a message indicating one or more analytics parameters to be provided to a wireless transmit / receive unit (WTRU). The information may indicate a method for the network to provide the analytics information to the WTRU. The network node may determine whether to send the analytics information to the WTRU via a control plane or a user plane based on a reporting mode indicated in the message. The network node may send the analytics information to the WTRU via the control plane using a non-access stratum message if the network node determines to send the analytics information via the control plane. The network node may send the analytics information to the WTRU via one or more of a user plane function or an application function if the network node determines to send the analytics information via the user plane.

The invention relates to the technical field of communication, and discloses a communication method and device. The method comprises the following steps: an access layer of first equipment receives a first bit set, a second bit set, first verification information and second verification information from second equipment; verifying the integrity of the first bit set according to the first verification information and a first threshold value; and verifying the integrity of the second bit set according to the second verification information. By adopting the method, the access layer of the first device can perform independent verification on the first bit set (fault-tolerant bit set) and the second bit set (non-fault-tolerant bit set), thereby reducing feedback delay or retransmission delay and improving user experience while meeting fault-tolerant requirements.

Some embodiments of this disclosure include systems, apparatuses, methods, and computer-readable media for use in a wireless network for communicating data over control plane in a 5G system. For example, some embodiments are directed to a user equipment (UE). The UE includes processor circuitry and radio front end circuitry. The processor circuitry can be configured to transmit, using the radio front end circuitry, a first message for connecting to a 5G network and indicating a capability of the UE relating to Cellular Internet of Things (CIOT). The processor circuitry can be further configured to transmit, using the radio front end circuitry and via a control plane to the 5G network, a second message comprising mobile originated data. The processor circuitry can be further configured to receive, using the radio front end circuitry, a third message from the 5G network.

Provided are a data collection method and apparatus, the method comprising: a data collection application function network element sending first information to a non-access layer of a terminal device or a network device, the first information being used for requesting a first access layer data set of the terminal device, the first information comprises measurement and report configuration information of the first access layer data set, and the first access layer data set comprises access layer data requested to be acquired by an event user application function network element; the data collection application function network element receives second information, the second information is used for indicating a second access layer data set, and the second access layer data set comprises all or part of access layer data in the first access layer data set; and the data collection application function network element sends the second information to the event user application function network element. Through the method, the access layer data of the terminal equipment can be collected.

The invention relates to an interface design method for a dynamic performance analysis and evaluation system of a virtual power plant. The interface design method comprises the following steps: dividing the dynamic performance analysis and evaluation system of the virtual power plant into a sensing layer, a communication layer, a data access layer, a data layer, a service layer, an application layer and a display layer according to functions; different interfaces are designed for each level, including a standardized data acquisition protocol and a high-frequency data transmission mechanism of a sensing layer, a multi-protocol compatibility and protocol conversion design of a communication layer, a unified data format and efficient data transmission of a data access layer, and a database interface and file storage interface design of a data layer. The authentication service, authority management and data access service of the service layer, the modular interface design and real-time data interaction of the application layer, and the cross-browser compatible design and data visualization function of the display layer. By optimizing the design of the system interface, efficient, safe and stable data processing and communication are realized, and the real-time performance, compatibility and user experience of the system are improved.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein provide a method for handling timer expiry during an ongoing non-access stratum (NAS) procedure in a wireless network by a UE. The method includes detecting that a last running first timer is stopped or expired. Further, the method includes performing a deregistration procedure by sending a deregistration request message to a network entity in the wireless network when the last running first timer is stopped or expired. Further, the method includes starting a second timer. Further, the method includes determining that the deregistration procedure is not successful in first attempt. Further, the method includes aborting the ongoing deregistration procedure upon determining that the deregistration procedure is not successful in the first attempt. The method can be used to ensure that the UE registers over higher priority PLMN without any delay and extra signalling.

The invention discloses an end-cloud collaboration large model secret state operation method and system, the method is applied to an end-cloud collaboration trusted execution environment, and the application-end cloud collaboration trusted execution environment comprises an end-side security access layer and a cloud-side secret calculation layer for deploying a TEE cluster. The method comprises the following steps: terminal equipment negotiates with a cloud side encryption layer through an end side security access layer to generate a session key, and sends a first ciphertext generated based on the session key to a TEE cluster; and receiving a second ciphertext formed by the TEE cluster based on the first ciphertext, and decrypting the second ciphertext to obtain an interaction result. According to the method, large model secret state operation is carried out by utilizing a two-stage framework of an end side security access layer and a cloud side secret calculation layer, and cloud large model service privacy protection is realized. Meanwhile, the trusted execution environment constructed by the TEE and the heterogeneous AI expansion TEE is adopted, so that the large-model secret-state operation can be operated on a multi-architecture server and a multi-type GPU, and the requirements of diversified deployment scenes are met.

An AMF receives, from a wireless device, a first registration request message for a first access path of an access type via a first access node. The AMF determines a common security context for the wireless device and sends, to the first access node, a first access stratum (AS) key, wherein the first AS key is based on a first value associated with the first access path and the common security context. The AMF receives, from the wireless device a second registration request message for a second access path of the access type via a second access node, and sends, to the second access node, a second AS key, wherein the second AS key is based on a second value associated with the second access path and the common security context.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein provide a method for randomizing signalling during a discontinuous coverage area in a satellite access apparatus by a UE. The method includes registering the UE to the satellite access apparatus through a satellite access network. Further, the method includes receiving a discontinuous coverage wait range from the satellite access network. Further, the method includes detecting a discontinuous coverage in the satellite access apparatus. Further, the method includes determining a random wait time within the discontinuous coverage wait range. Further, the method includes starting a wait timer configured with the determined random wait time based on the determination, when the UE returns to coverage after being out of coverage on the satellite access apparatus and waiting for the expiry or stop of the wait timer to initiate an access stratum (AS) signalling or a Non-access stratum (NAS) signalling on the satellite access network.

Embodiments herein disclose methods and systems for managing satellite communication using a store and forward (S&F) service with at least one network node onboarding a satellite (400). The method includes determining, by a User Equipment (UE) (500), that a network supports the S&F service. Further, the method includes determining, by the UE (500), at least one new value of a timer and provide the estimated delivery time to upper layers of the UE (500), to use the at least one new value of the timer by an application layer based on at least one estimated delivery time received from a core network node (600). The method includes initiating, by the UE (500), at least one Non-Access Stratum (NAS) procedure with the network based on the determined at least one new value of the timer.

Embodiments of the disclosure describe a system and method for PDU session establishment in an end-to-end service-based environment. The method comprises receiving at a central unit control plane (CU-CP) network function (NF), a non-access stratum (NAS) messages comprising a PDU session establishment request from a user equipment (UE). Further the method comprises decoding the NAS message received from the UE by one of: an access and mobility management function (AMF), the CU-CP NF, and a NAS decoder function (NDF) of the end-to-end service-based environment, selecting, by either of the AMF or the CU-CP NF, a session management function (SMF) based on the decoded NAS messages, receiving by the CU-CP NF, the PDU session details from the selected SMF and sending by the CU-CP NF, the PDU session details to the UE to facilitate establishment of the PDU session.

A wireless device may be configured to perform a method including receiving, from a time sensitive network (TSN) translator device, a TSN parameter. The wireless device may also send, to an access and mobility management function (AMF), a non-access stratum (NAS) message indicating a request to establish a protocol data unit (PDU) session comprising the one or more TSN parameters. The wireless device may receive, from the AMF, a message indicating acceptance of the PDU session.

According to one embodiment of this specification, there is provided an operation method of user equipment (UE). The method may comprise: triggering a tracking area update (TAU) procedure when an unavailability period has ended and a discontinuous coverage maximum time offset timer has expired; starting a first timer at completion of the tracking area update procedure if the UE has included unavailability information and has not included a start of the unavailability period in a tracking area update request message; and upon coming out of the unavailability period, activating an access stratum (AS) layer.

A wireless device receives one or more parameters for a store and forward (SF) mode for an application, and determines whether to send a packet of the application based on at least one of the one or more parameters or that the network operates in the SF mode. The wireless device sends, to a base station, a message comprising at least one of a non-access stratum (NAS) message comprising the packet, or a value of at least one of the one or more parameters.

Various aspects of the present disclosure relate to quality of experience (QoE) measurements collection supported by a user equipment (UE). The UE receives a request for QoE measurements collection capabilities supported by the UE, and transmits an indication of a maximum access stratum (AS) layer buffer size capability for storing the QoE measurements in a radio resource control (RRC) idle state. The UE receives a configuration for collecting the QoE measurements for at least one multicast broadcast service (MBS). A base station transmits the request for the QoE measurements collection capabilities supported by the UE, and receives the indication of the maximum AS layer buffer size capability of the UE for storing the QoE measurements in the RRC idle state. The base station transmits the configuration of the UE for collecting the QoE measurements for the at least one MBS.

Various aspects of the present disclosure relate to UE, base station and methods for avoiding AS temporary ID collision for AIoT devices. In one aspect, a UE receives, from a base station, a range of AS temporary IDs associated with the UE. The UE selects an AS temporary ID for an AIoT device in the range of AS temporary IDs. Then, the UE transmits the selected AS temporary ID to the AIoT device. The AS temporary ID indicates that data transmission or radio resource assignment is targeted to the AIoT device.

Embodiments include methods for a user equipment (UE) configured for mobility between cells of a radio access network (RAN). Such methods include receiving, from the RAN via a first cell, a first message that includes an indication to perform a security key update and updating one or more access stratum (AS) security keys based on the indication. Such methods include transmitting, to the RAN via a second cell, a second message that indicates a security key update has been performed. The second message is transmitted without the UE performing a random access (RA) to the second cell in conjunction with the security key update. Other embodiments include complementary methods for a RAN node, as well as UEs and RAN nodes configured to perform such methods. Figure 9 is selected for publication.

A data acquisition method for online computing and a related device are applied to the technical field of online computing, and according to the method, a computing device is replaced by an access layer switch to realize a multi-path forwarding capability, so that quick switching recovery when a network path fails is ensured, and the failure recovery time and the backspacing frequency are reduced. And meanwhile, dynamic mapping of paths and data storage addresses is realized by applying a relative index technology, and the flexibility and efficiency of data access are improved. The access layer switch intelligently records and analyzes network requests and data forwarding conditions, and the problem of data inconsistency is solved. The upper layer switch intelligently adjusts the data processing flow according to the data forwarding amount, and network resource utilization is optimized. By adopting the method, the stability and availability of a system related to online computing are improved, and an efficient, reliable and flexible data acquisition scheme is provided for online computing.

Various aspects of the present disclosure relate to communication based on an access stratum (AS) identifier (ID) of a device, such as, an ambient Internet of things (IoT) device. In a solution of the disclosure, a first device transmits, to a second device, a reader to device (R2D) message comprising a first AS ID for scheduling communication with the second device. A second AS ID obtained at the second device and the first AS ID are used by the second device to determine whether the R2D message is targeted to the second device.

The invention discloses a fund routing system, method and device based on a multi-dimensional rule engine, and belongs to the technical field of internet finance. The system comprises an access layer, a rule engine layer, a distribution decision layer, a data service layer and a monitoring and optimizing layer. The access layer uniformly manages API docking; the rule engine layer comprises a front screen, a white list strategy engine and a dynamic weight calculator; the distribution decision-making layer supports a plurality of distribution modes; the data service layer comprises a machine learning model library; and the monitoring and optimization layer automatically adjusts and optimizes rules through reinforcement learning. The method comprises the steps of multi-dimensional verification, white list auditing, weight calculation, distribution mode selection and the like. The device comprises a hardware layer, a software layer and an interaction layer. According to the invention, the rule flexibility, the distribution efficiency and the risk control capability are improved, and the distribution time is shortened.

Systems and methods are disclosed for enhancing cryptographic security in 5G networks by addressing key management, algorithm selection, and security context consistency. One method ensures uniform cryptographic key lengths during Access and Mobility Function (AMF) changes, maintaining consistent Non-Access Stratum (NAS) security contexts across transitions. Another method focuses on dual connectivity scenarios, ensuring uniform cryptographic key lengths across Master Node and Secondary Node communications by defining a unified cryptographic profile and enhancing capability signaling. Additionally, an entropy-based approach to cryptographic algorithm selection is introduced, incorporating entropy assessment into the capability signaling process. This ensures that selected cryptographic algorithms for Access Stratum (AS) and NAS layers align with the actual entropy of long-term keys, providing true security levels.

The invention discloses a communication method based on a wireless access network architecture. The method comprises the steps that a first network function receives a signaling transmission establishment request of UE through a third network function; the first network function establishes a first signaling with a third network function according to the establishment signaling transmission request; the first network function sends a signaling transmission instruction to the second network function; signaling interaction is established between the second network function and the third network function; wherein the first signaling is an access layer signaling established by the RAN and the UE, and the first network function and the second network function are mutually independent network functions in the RAN control plane. The method and the device are used for solving the technical problem that in the prior art, an RAN can only deploy a gNB-CU-CP which not only supports a UE wireless connection management function, but also supports a UE user plane data transmission management function, so that the cost is relatively high.