Samsung Electronics Co., Ltd.

Lalith Kumar

Kailash Kumar Jha

Kundan Tiwari

Alok Kumar Jangid

Rajavelsamy Rajadurai

Danish Ehsan Hashmi

Anikethan Ramakrishna Vijaya Kumar

Mahmoud Watfa

Narendranath Durga Tangudu

Varini Gupta

Nitesh Pushpak Shah

Govind Irappa Uttur

Prasad Basavaraj Dandra

Shweta Madhurapantula

Vijay Ganesh Surisetty

Arijit Sen

Samiran Bhowmik

Hoyeon Lee

Basavaraj Jayawant Pattan

Ricky Kumar Kaura

Pavan Kumar Devarayanigari

Mangesh Abhimanyu Ingale

Tushar Vrind

Lalit Kumar Pathak

Koustav Roy

Ramkumar Thirumalli Sureshsah

Vikrant Bajaj

Krishnamurthy Doddaballapur Ramu

Jayashankara Dalagowdanahalli Malleshappa

Shweta M

Aman Agarwal

Ashok Kumar Nayak

Umasankar Ceendhralu Baskar

Bharat Vinayak Bhat

Seshadri Elluru

Suraj Kumar Singh

Sung-Hoon Kim

Sunghoon Kim

Nishant Gupta

Young-Kyo Baek

Rohan Raj

Avinash Bhat

Siddhi Chandrashekhar Mayekar

Jagadeesh Gandikota

Debabrata Das

Rajdeep Kaur

Ramesh Chandra Vuppala

Venkata Anil Kumar Karamsetti

Nikhil Patni

Erik Arthur Guttman

Arjun Nanjundappa

Ayush Raj

Siva Selvaganesan

Ajay Kumawat

Fasil Abdul Latheef

Diwakar Sharma

Suresh Chitturi

Erik Guttman

Sapan Pramodkumar Shah

David Gutierrez Estevez

Nivedya Parambath Sasi

Mudit Goel

Rohini Rajendran

Nishant

Pratibha Kattemane Satyaganapati

Swapnil Santosh Nivendkar

Mohanraja Balasubramaniam

Shrinithi Andal Tensingh

Chetan Ramesh Ganig

Seshu Babu Songa

Krishna Sumanth Vemuri

Himke Van Der Velde

Mohanraja B

Krishna Sumath Vemuri

Naga Rajesh Adda

The disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data transmission rate. A method performed by an access and mobility management function (AMF) in a public land mobile network (PLMN) providing disaster roaming service is provided. The method includes determining whether a disaster condition has ended in a previous PLMN associated with a user equipment (UE) which is registered for the disaster roaming service, in response to determining that the disaster condition has ended and the UE has an emergency protocol data unit (PDU) session, generating a message indicating that the UE is registered for emergency service, and transmitting, to the UE, the message.

Improving disaster roaming service

A method and an apparatus with multi-universal subscriber identity module (MUSIM) capability in wireless communication system. A service request procedure is initiated in case that a user equipment (UE) does not have allowed network slice selection assistance information (NSSAI) and an associated trigger is related to a MUSIM feature.

In and relating to multi-USIM in mobile telecommunication environment

The disclosure relates to a 5generation (5G) or 6generation (6G) communication system for supporting a higher data transmission rate. A method for handling a Non access stratum (NAS) procedure (e.g., service request (SR) procedure or the like) by a user equipment (UE) in a wireless network is provided. The method includes triggering the SR procedure and determining a transmission failure of the SR or a control plane service request message in response to triggering the SR procedure. Further, the method includes determining whether the SR procedure is triggered for a reason comprising one of requesting the wireless network to release a NAS signaling connection, and rejecting a paging request from the wireless network, or requesting the wireless network to release the NAS signaling connection. Further, the method includes performing one of aborting the SR procedure triggered due to the reason in response to determining the transmission failure, or re-triggering the SR procedure triggered not due to the reason in response to determining the transmission failure.

Method and MUSIM UE for handling retry of NAS procedure in network

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure relates to a method and system for steering of roaming (SoR) information based on required services for roaming subscribers. The method includes registering the UE in a visited public land mobile network (VPLMN) by an access and mobility management function (AMF) device. The method comprises requesting a unified data management (UDM) server of a home public land mobile network (HPLMN) to provide subscription data. The method further comprises requesting by the UDM server SoR information from an application function (AF) device, wherein the request includes information related to single-network slice selection assistance information (S-NSSAI) either requested or subscribed by the UE. The method comprises the steps of determining the SoR information to be provided to the UDM server and transmitting the SoR information to the UE. The subscribers can use the SoR information for latching onto a VPLMN that provides the service they are interested in.

Method and system for improving PLMN selection based on required services/ slices for roaming subscribers

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a terminal in a wireless communication system is provided. The method includes transmitting, to a network entity associated with a first network system, a registration request message for a disaster roaming service, the registration request message including capability information of the terminal, transmitting, to the network entity, a service request message for an emergency service using a second network system, and after the emergency service ends, performing a cell reselection to return to the first network system providing the disaster roaming service.

Method and apparatus for improvements in and relating to management of a disaster condition in a mobile communication system

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-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. Embodiments herein provide a method of enabling authentication and key management application (AKMA) services in roaming mode comprising generating a key associated with the AKMA services after a primary authentication of the UE with a wireless network; determining whether to share the at least one key associated with the AKMA services with a visited AKMA anchor function (vAAnF); and sharing the at least one key associated with the AKMA services with the vAAnF.

Method and system of enabling AKMA service in roaming scenario

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein disclose a wireless network and methods to maintain a MA PDU session at a NSACF entity. The method includes determining, by a SMF entity, that a PDU session is the MA PDU session based on an indication from a UE. Further, the method includes indicating, by the SMF entity, that the PDU session is the MA PDU session to the NSACF entity in response to determination. The wireless network may maintain the count accurately even though the PDU session is a MA PDU session.

Wireless network and methods to maintain MA PDU session at NSACF

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. Embodiments herein disclose a method for downlink uplink collision handling in a wireless communication network.

Method and apparatus for downlink uplink collision handling in wireless communication network

A method for performing communication in a wireless communication system in includes establishing, by a network entity, a context of a user equipment (UE) in a network, receiving a message for registration request from the UE in a registered state, identifying that the UE is genuine by executing an authentication procedure with the UE, and in case that the UE is genuine, performing a deletion of the established context of the UE and a process of the registration request.

Method and apparatus for performing communication in wireless communication system

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The embodiment herein is to disclose a method for selecting PLMN with disaster condition (PLMN-D) to receive disaster roaming service in an area. The method includes detecting, by a UE, a disaster condition in the area. Further, the method includes detecting, by the UE, a forbidden PLMN (FPLMN) broadcasting a plurality of PLMN-Ds in the area. Further, the method includes selecting, by the UE, the at least one PLMN-D from the plurality of PLMN-D based on a predefined sequence of priority order. Further, the method includes camping, by the UE, the FPLMN corresponding to the at least one selected PLMN-D. Further, the method includes triggering, by the UE, a registration procedure on the camped FPLMN by indicating the at least one selected PLMN-D in the registration request message.

Method and UE for selecting PLMN with disaster condition to receive disaster roaming service

A method performed by a UE comprising a plurality of subscriber identity modules (SIMs) is provided. The method includes registering a first SIM from the plurality of SIMs with a first network entity, transmitting, to the first network entity, a request message to obtain a time gap configuration when the UE is registered and connected with the first network entity through the first SIM, receiving, from the first network entity, a response message including the time gap configuration, and activating the time gap configuration in case that the UE is connected to the first network entity.

Method for operating UE comprising plurality of sims in wireless communication system

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Disclosed is a method performed by a UE, the method comprising: having at least one existing PDU session associated with an S-NSSAI; requesting, from an upper layer, a new PDU session; determining a condition; performing checking operations comprising: (i) checking whether allowed NSSAI includes only one S-NSSAI, and (ii) checking whether any of the at least one existing PDU sessions have an attribute which matches a corresponding attribute in the requested new PDU session; and when both checking operations (i) and (ii) are true: selecting a PDU session from the at least one existing PDU sessions which matches at least one attribute, determining that the selected PDU session can be used or associated with the request from the upper layer, and forwarding details of the selected PDU session to the upper layer.

Use of UE route selection policy (URSP) for network slicing

Accordingly, embodiments herein disclose a method for seamless service continuity. The method includes: receiving, from a first server (), data packets related to the service; determining that the UE () locates in a service area where the service is provided by both the first server () and a second server (); establishing a connection of the UE () with the second server () based on determining that the UE () locates in the service area; transmitting, to the first server (), information related to the connection of the UE () with the second server (); receiving, from the first server (), information including a notification which indicates a transfer of application context of the service to the second server () is completed; switching the connection from the first server () to the second server () based on receiving the information including the notification; receiving, from the first server (), end data packets related to the service, in response to switching the connection; and continuing the service using the established connection with the second server () based on the received end data packets.

Method and system for seamless service continuity for edge computing

Embodiments herein disclose a method for handling dual registration of user equipment (UE) in a wireless communication system. The method includes registering the UE on a fourth generation Radio Access Technology (4G RAT) and a fifth generation RAT (5G RAT). Further, the method includes determining, by the UE, an occurrence of at least one event. Further, the method includes suspending, by the UE, the registration on the 5G RAT. Further, the method includes performing, by the UE, communication using the registration on the 4G RAT.

Method and user equipment for handling dual registration in wireless communication system

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. Embodiments herein disclose a method for handling collision in a wireless communication network. The method includes detecting the collision between a registration procedure initiated by the UE () and a deregistration procedure initiated by the wireless communication network and determining whether the cause value received in the deregistration request message is one of a specific cause value for the deregistration procedure. Further, the method includes performing one of: aborting the deregistration procedure initiated by the wireless communication network and proceeding with the registration procedure initiated by the UE () on determining that the cause value is one of the specific cause value for the deregistration procedure; and aborting the registration procedure initiated by the UE () and proceeding with the deregistration procedure initiated by the wireless communication network on determining that the cause value is not one of the specific cause value for the deregistration procedure.

Method and UE for handling collision in a wireless communication network

Growing community of inventors

Bengaluru, India

Lalith Kumar