Patents by Inventor Rajavelsamy Rajadurai

Rajavelsamy Rajadurai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11219077
    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). The embodiments herein relate to wireless communication system and more particularly relates to a method for coordination of Radio Resource Control (RRC) configurations between interworking nodes in dual connectivity in wireless communication system.
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: January 4, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Neha Sharma, Hyunjeong Kang, Pravjyot Singh Deogun, Rajavelsamy Rajadurai
  • Patent number: 11197278
    Abstract: Method and system for handling of special SCell selection in dual connectivity. The present invention relates to the field of wireless communication networks and more particularly to a User Equipment (UE) operating in dual connectivity mode in wireless communication networks. The principal object of the embodiments herein is to provide a method and system for handling of special SCell (PSCell) change by extending Event A3 or Event A5 to PSCell for relative comparison. Another object of the invention is to provide a method and system for handling of special SCell (PSCell) change with a new Event Ax.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: December 7, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Himke Van Der Velde, Mangesh Abhimanyu Ingale, Rajavelsamy Rajadurai, Woo-Seong Kim, Neha Sharma, Fasil Abdul Latheef
  • Patent number: 11197138
    Abstract: Embodiments herein disclose a method for identifying a unicast Device to Device (D2D) communication. Further, the method includes generating, by a source User Equipment (UE), a D2D Media Access Control (MAC) Protocol Data Unit (PDU) comprising a unicast parameter. Further, the method includes transmitting, by the source UE, the D2D MAC PDU to the destination UE. Further, the method includes receiving, by the destination UE, the D2D MAC PDU. Further, the method includes detecting, by the destination UE, one of unicast parameters and groupcast parameters of the D2D MAC PDU. Furthermore, the method includes identifying, by the UE, the D2D MAC PDU is for one of the unicast D2D communication when the unicast parameters are detected, and the groupcast D2D communication when the groupcast parameters are detected.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: December 7, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Anil Agiwal, Rajavelsamy Rajadurai
  • Patent number: 11171837
    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. Embodiments herein disclose a network management apparatus, method, and computer-readable storage medium for or management of shared NSI in a communication system.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: November 9, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deepanshu Gautam, Rajavelsamy Rajadurai
  • Patent number: 11163868
    Abstract: The present invention relates to a method and a system for securing discovery information being transmitted through a direct radio signal in a wireless communication system which supports a device-to-device service, and a device-to-device communication method of a transmission terminal, according to one embodiment of the present invention, can comprise: synchronizing with a discovery resource cycle number; determining discovery channel logical timing information of a discovery physical channel through which discovery information is to be transmitted; generating security information by using a security key, the determined discovery channel logical timing information and the discovery information to be transmitted; and transmitting the discovery information including the security information through the discovery physical channel According to one embodiment of the present invention, it is possible to prevent discovery information of a terminal to be wrongly transmitted due to a case where another rogue terminal
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: November 2, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Anil Agiwal, Rajavelsamy Rajadurai, Youngbin Chang
  • Patent number: 11153845
    Abstract: The embodiments herein discloses a method and a network for handling UEs travelling in predefined/predetermined route. The method includes determining by a network one of at least one parameter and learned mobility patterns of at least one UE. The at least one parameter is determined based on a negotiation with the at least one UE. The at least one parameter includes at least one of a source information, a destination information, a speed, a start time, a guard percentage, and a predefined route of the at least one UE. Further, the method includes sending at least one pair of a tracking area identifier list (TAI'S) and a timing map to the at least one UE based on one of the determined at least one parameter and the learned mobility patterns of the at least one UE.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: October 19, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Lalith Kumar, Arijit Sen, Rajavelsamy Rajadurai, Jagadeesh Gandikota, Siva Selvaganesan
  • Publication number: 20210314848
    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. A method and apparatus for managing CAG related procedure in a wireless communication network is provided.
    Type: Application
    Filed: April 2, 2021
    Publication date: October 7, 2021
    Inventors: Kundan TIWARI, Narendranath Durga TANGUDU, Rajavelsamy RAJADURAI, Lalith KUMAR, Varini GUPTA, Anikethan Ramakrishna Vijaya KUMAR
  • Patent number: 11122111
    Abstract: Embodiments herein achieve systems and methods for managing communication in a Mission Critical data (MCData) communication system. The proposed method and system provides file distribution and data streaming in the MCData communication system. The proposed method and system provides a functional model and mechanisms to support mission critical data services. The functional model to support file distribution and data streaming, and associated procedures including one-to-one, one-to-many, and group data communications. Further, the proposed method and system provides mechanisms for optimizing radio resource utilization and backhaul link utilization in the MCData communication system. The proposed method and system provides radio resource utilization of the PC5 interface for the MC service, when multiple group members are under a relay node.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: September 14, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Basavaraj Jayawant Pattan, Rajavelsamy Rajadurai, Nishant Gupta, Siva Prasad Gundur, Sapan Pramodkumar Shah, Vijay Sangameshwara, Suresh Chitturi
  • Publication number: 20210281995
    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. The present disclosure relates to method for managing Steering of Roaming (SoR) information in a User Equipment (UE) (110). The method includes receiving the SoR information from a Home Public Land Mobile Network (HPLMN) (107) and storing a first portion of the SoR information.
    Type: Application
    Filed: September 6, 2019
    Publication date: September 9, 2021
    Inventors: Lalith KUMAR, Rajavelsamy RAJADURAI
  • Patent number: 11102832
    Abstract: A method by a wireless local area network (WLAN) termination (WT) node in a second radio access technology (RAT) is provided. The method includes receiving, from a base station in a first RAT, a WT addition request message including quality of service (QoS) parameters for at least one bearer; identifying access category information for the at least one bearer, based on the QoS parameters received from the base station; transmitting, to the base station, a WT addition request acknowledge message including an identity of admitted bearer among the at least one bearer and access category information of the admitted bearer based on the admitted bearer being an uplink bearer, the access category information of the admitted bearer being forwarded from the base station to a terminal; and receiving, from the terminal, data based on the access category information.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: August 24, 2021
    Inventors: Neha Sharma, Mangesh Abhimanyu Ingale, Rajavelsamy Rajadurai, Jaehyuk Jang
  • Publication number: 20210258793
    Abstract: A method performed by a first terminal performing vehicle-to-everything (V2X) communication with a second terminal via one or more PC5 unicast links in a wireless communication system is provided. The method may include: receiving, from a core network entity, information on one or more security policies respectively corresponding to the one or more PC5 unicast links, wherein each of the one or more PC5 unicast links is associated with one or more V2X services; transmitting, to the second terminal, a direct communication request message including the one or more security policies for initiating the V2X communication; and in case that the transmitted direct communication request message is accepted by the second terminal, activating a security of each of the one or more PC5 unicast links based on the received information on the one or more security policies.
    Type: Application
    Filed: February 16, 2021
    Publication date: August 19, 2021
    Inventors: R ROHINI, Rajavelsamy RAJADURAI, Nivedya Parambath SASI
  • Patent number: 11070969
    Abstract: The present invention discloses a system and method of preforming integrated mobile number portability (MNP) and remote SIM provisioning (RSP). The method includes: receiving, by a recipient BSS, a subscription request comprising an MNP request indicator from a user equipment; requesting, by the recipient BSS, the subscription request to a recipient Subscription Manager-Data Preparation (SM-DP) to initiate the RSP, creating, by the recipient SM-DP, a recipient MNO profile comprising a recipient MSISDN upon confirmation receipt of the Download Order by the recipient BSS, registering, by the recipient SM-DP, an MNP event in a Subscription Manager-discovery Server (SM-DS) to initiate the MNP, retrieving, by the UE, RSP event details from the SM-DS to execute profile download, and executing, by the UE, the MNP event and the RSP by transferring an eUICC functioning from a donor MNO profile to the recipient MNO profile at porting date and time.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: July 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rajavelsamy Rajadurai, Pratyush Pushkar, Mallikarjuna Hampali, Duckey Lee
  • Publication number: 20210219260
    Abstract: The embodiments herein discloses a method and a network for handling UEs travelling in predefined/predetermined route. The method includes determining by a network one of at least one parameter and learned mobility patterns of at least one UE. The at least one parameter is determined based on a negotiation with the at least one UE. The at least one parameter includes at least one of a source information, a destination information, a speed, a start time, a guard percentage, and a predefined route of the at least one UE. Further, the method includes sending at least one pair of a tracking area identifier list (TAI'S) and a timing map to the at least one UE based on one of the determined at least one parameter and the learned mobility patterns of the at least one UE.
    Type: Application
    Filed: October 10, 2018
    Publication date: July 15, 2021
    Inventors: Lalith KUMAR, Arijit SEN, Rajavelsamy RAJADURAI, Jagadeesh GANDIKOTA, Siva SELVAGANESAN
  • Publication number: 20210211860
    Abstract: Accordingly, embodiments herein provide a system for managing anti-steering of roaming in a wireless communication network. The system includes a HPLMN, a VPLMN and a UE. The HPLMN obtains a register request message from the VPLMN and derives at least one HPLMN specific security key based on at least one security parameter. Further, the HPLMN protects a preferred PLMN list using the at least one HPLMN specific security key and the security parameter and sends the protected preferred PLMN list to the VPLMN along with necessary security information. Further, the VPLMN is configured to receive the protected preferred PLMN list from the HPLMN and send a message including the protected preferred PLMN list to the UE. The message mandates the VPLMN to send the preferred PLMN list transparently to the UE. Further, the UE is configured to receive the message including the preferred PLMN list from the VPLMN.
    Type: Application
    Filed: February 1, 2021
    Publication date: July 8, 2021
    Inventors: Rajavelsamy RAJADURAI, Lalith Kumar
  • Patent number: 11051277
    Abstract: A method and system for uplink-downlink transmission of message in a network. The method includes establishing, by a user equipment (UE), a security context for data transmission between the UE and a serving gateway in the network; generating, by the UE, in an idle mode, a data message including an encrypted data packet, the encrypted data packet being generated by encrypting a data packet to transmit to the serving gateway based on the security context; transmitting, by the UE, in the idle mode, to a base station (BS), a random access channel (RACH) message including a UE identifier (ID); receiving, by the UE, in the idle mode, from the BS, a contention resolution message including grant information for an uplink (UL) transmission; and transmitting, by the UE, in the idle mode, to the BS, the data message including the encrypted data packet.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: June 29, 2021
    Inventors: Sudhir Kumar Baghel, Rajavelsamy Rajadurai, Venkateswara Rao Manepalli, Mangesh Abhimanyu Ingale
  • Publication number: 20210194684
    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). In accordance with an aspect of the present disclosure, a method of transmitting data in a device to device communication system is provided. The method includes determining whether a security feature is applied to one or more packet data convergence protocol (PDCP) data units, configuring the one or more PDCP data units based on the determined result, and transmitting the one or more PDCP data units to one or more receiving user equipments (UEs).
    Type: Application
    Filed: March 8, 2021
    Publication date: June 24, 2021
    Inventors: Anil AGIWAL, Rajavelsamy RAJADURAI, Young-Bin CHANG
  • Publication number: 20210176640
    Abstract: The 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). Accordingly, embodiments herein provide a method for integrity protection of user plane (UP) signaling messages in a wireless network. The method includes receiving integrity protection data rate capability of a user equipment (UE) (300). Further, the method includes receiving a dedicated protocol data unit (PDU) session establishment request to establish the dedicated PDU session for exchange of the UP signalling messages. Further, the method includes establishing the dedicated PDU session with integrity protection based on the integrity protection data rate capability of the UE (300). Further, the method includes exchanging the UP signalling message with the UE (300) over the established dedicated PDU session with integrity protection.
    Type: Application
    Filed: August 2, 2019
    Publication date: June 10, 2021
    Inventor: Rajavelsamy RAJADURAI
  • Patent number: 11032869
    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 securing unicast message communication is provided. The method includes sending, by a user equipment (UE), a request-message for resuming radio resource control (RRC) connection to a base station, wherein the request message comprises a first-parameter defining “resume cause”. A response pertaining to at least one of network-release or network-resumption is received by the UE, wherein the response comprises a second parameter defining “resume cause”. Based on a successful-mapping between the first parameter and the second parameter, the response is acknowledged by the UE.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: June 8, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rajavelsamy Rajadurai, Mangesh Abhimanyu Ingale, Narendranath Durga Tangudu
  • Publication number: 20210160769
    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. Embodiments disclose a method and system for handling a network slice specific authentication and authorization (NSSAA) process in a wireless network system.
    Type: Application
    Filed: November 2, 2020
    Publication date: May 27, 2021
    Inventors: Kundan TIWARI, Rajavelsamy RAJADURAI, Hoyeon LEE
  • Patent number: RE48631
    Abstract: A method and system for providing selective protection of data exchanged between user equipment (UE) and network is disclosed. The selective protection is applied to a packet, a bearer or an access point name for secure exchange of data between the UE and the network. The network decides to apply selective protection based on configuration of network, configuration of UE, load in the network, battery power availability of UE, type of application running on UE. Further, the UE can request for selective protection based on the type of application running on UE and the battery level availability of the UE. The selective protection is either enabled or disabled dynamically by the network. Further, various mechanisms for applying selective protection for each bearer, each packet and each Access Point Name (APN) are disclosed. Additionally, the method for identifying a secured and a non secured bearer has also been disclosed.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: July 6, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sudhir Kumar Baghel, Anil Agiwal, Rajavelsamy Rajadurai