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).

  • Publication number: 20190273773
    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: Application
    Filed: September 19, 2017
    Publication date: September 5, 2019
    Inventors: Basavaraj Jayawant PATTAN, Rajavelsamy RAJADURAI, Nishant GUPTA, Siva Prasad GUNDUR, Sapan Pramodkumar SHAH, Vijay SANGAMESHWARA, Suresh CHITTURI
  • Publication number: 20190268882
    Abstract: A method and system for uplink-downlink transmission of message in a network. The method includes transmitting, by a user equipment (UE), to a radio access network (RAN) node, a random access channel (RACH) message including identifier information for identifying a serving gateway in a core network; receiving, by the UE, from the RAN node, a random access (RA) response message including uplink (UL) grant information; and transmitting, by the UE, to the RAN node, a data message including encrypted data in an idle mode. The data message is transmitted from the RAN node to the serving gateway based on the identifier information, and the encrypted data is generated by the UE, and the encrypted data is decrypted by the serving gateway.
    Type: Application
    Filed: May 14, 2019
    Publication date: August 29, 2019
    Inventors: Sudhir Kumar BAGHEL, Rajavelsamy RAJADURAI, Venkateswara Rao MANEPALLI, Mangesh Abhimanyu INGALE
  • Publication number: 20190261178
    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 achieve a method for authenticating access in a mobile wireless network system. The method includes receiving by an Extensible Authentication Protocol (EAP) authenticator an EAP packet encapsulated from an access terminal over a high rate packet data radio link and a signaling interface through a radio access network. The EAP packet is encapsulated over at least one of a Non-Access Stratum (NAS) interface, a Radio Resource Control (RRC) interface and a N1 interface.
    Type: Application
    Filed: July 5, 2017
    Publication date: August 22, 2019
    Inventors: Rajavelsamy RAJADURAI, Duckey LEE, Jicheol LEE, Jungje SON
  • Patent number: 10375751
    Abstract: A method by a wireless local area network (WLAN) termination (WT) node is described. The method includes receiving, from a base station, a first message including bearer related information; identifying access category information based on quality of service (QoS) class identifier (QCI) information included in the bearer related information; transmitting, to the base station, a second message in response to the first message; and transmitting, to a terminal, data based on the access category information.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Neha Sharma, Mangesh Abhimanyu Ingale, Rajavelsamy Rajadurai, Jaehyuk Jang
  • Patent number: 10375571
    Abstract: A system and method provide a security aspect for a UE in dual connectivity mode of operation in wireless communication networks. The system and method provide secure simultaneous transmission and reception in a secure manner between a User Equipment (UE) and one or more eNodeBs (eNBs) configured in an inter-eNB carrier aggregation scenario. The system establishes of a security context between the UE and the Secondary eNB (SeNB) using the RRC signaling between the UE and the Master eNB (MeNB), when a plurality of SCells within SeNB are added simultaneously. The system also detects the intruder in the user data radio bearers, while a UE is operating in dual connectivity mode of operation.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Mangesh Abhimanyu Ingale, Himke Van Der Velde, Rajavelsamy Rajadurai, Woo-Seong Kim
  • Publication number: 20190174010
    Abstract: Embodiments herein provide a method and system of reporting a charging information for a Device-to-Device (D2D) communication established using a wireless network. The method includes recording by a first electronic device the charging information associated with a D2D communication session. The D2D communication session is established between the first electronic device and a second electronic device. Further, the method includes determining by the first electronic device whether the charging information meets charging criteria during the D2D communication session. The charging criteria are generated by a network node in a secure environment of the first electronic device. Further, the method includes reporting the charging information to the network node in the wireless network in response to determining that the charging information meets the charging criteria.
    Type: Application
    Filed: January 18, 2019
    Publication date: June 6, 2019
    Inventors: Rajavelsamy Rajadurai, Erik Guttman
  • Patent number: 10306596
    Abstract: A method and system for uplink-downlink transmission of data packets in a wireless cellular network, during idle state of User Equipment (UE) using connectionless transmission is disclosed. The method establishes S1 common bearer between a Radio Access Network (RAN) node and Serving Gateway (SGW) and S5 common bearer between the SGW and Packet Data Network Gateway (PGW). The method defines a modified Uu interface between the UE and the RAN node. The method appends data packets with UE Identifier (ID) and routing information as packet header information to independently route data packets through wireless cellular network in a self-sustainable manner using the established common bearers and the modified Uu interface. The method secures data packets by providing integrity and ciphering protection. The method eliminates cost of dedicated bearer set up and reduces signaling overhead on the Uu interface thereby improving network efficiency and battery life of the UE.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: May 28, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sudhir Kumar Baghel, Rajavelsamy Rajadurai, Venkateswara Rao Manepalli, Mangesh Abhimanyu Ingale
  • Patent number: 10306470
    Abstract: A communication method and a 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) are provided. 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 system and a method for validating authenticity of a base station and/or information received from the base station are provided.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: May 28, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Anil Agiwal, Rajavelsamy Rajadurai, Youngbin Chang
  • Publication number: 20190149576
    Abstract: A method and system for authenticating application program interface (API) invokers using a common application program interface framework (CAPIF) is provided. The method includes establishing by a CAPIF core function (CCF) a secure Transport Layers Security (TLS) connection with at least one API invoker, on receiving a connection request from the at least one API invoker to access at least one service API on a CAPIF-2e interface. Further, the method includes determining by the CCF at least one security method to be used by the at least one API invoker for a CAPIF-2e interface security (C2eIS) of the at least one API invoker for accessing the at least one service API on a CAPIF-2e interface. The method further includes enabling the C2eIS by an API exposing function (AEF) the at least one API invoker based on the determined at least one security method.
    Type: Application
    Filed: November 15, 2018
    Publication date: May 16, 2019
    Inventors: Rajavelsamy RAJADURAI, Narendranath Durga TANGUDU, Nishant GUPTA
  • Publication number: 20190110203
    Abstract: Methods and apparatuses are provided for operations in a wireless communication system. A universal subscriber identity module (USIM) application is identified that is configured with security credentials comprising an isolated evolved universal mobile telecommunications system terrestrial radio access network (E-UTRAN) operation for public safety (IOPS) identity and an access class for an IOPS operation. An authentication procedure is performed with an evolved node B (eNB) based on the security credentials. The security credentials are a distinct set of security credentials for the IOPS operation separate from those used for a normal operation.
    Type: Application
    Filed: December 5, 2018
    Publication date: April 11, 2019
    Inventor: Rajavelsamy RAJADURAI
  • Patent number: 10257698
    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 present disclosure further relates to a method and apparatus for managing a security key in a communication system are provided. The method includes transmitting a first key request message including an identifier (ID) of an originating user equipment (UE) to a server through a mobility management entity (MME), receiving a key response message including security parameters and a secret key of the originating UE from the server, determining a security key based on the security parameters and the secret key of the originating UE by the originating UE, and communicating with a terminating UE based on the security key by the originating UE, while a connection between the originating UE and the terminating UE is maintained.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: April 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Anil Agiwal, Rajavelsamy Rajadurai, Young-Bin Chang
  • Publication number: 20190104403
    Abstract: Embodiments herein provide a method and system for managing session across multiple electronic devices in a network system. The method includes receiving by a target electronic device a first message from a source electronic device which includes a request to transfer context associated with at least one ongoing session on the source electronic device. Further, the method includes sending a response message to the source electronic device which includes a confirmation for the context transfer to. Further, the method includes receiving a Carry Your Own Context (CYOC) container associated with the at least one ongoing session from the source electronic device, wherein the CYOC container consists of cellular parameter information required for seamless session transfer from the source electronic device to the target electronic device. Furthermore, the method includes completing the at least one session transfer using the cellular parameter information received in the CYOC container.
    Type: Application
    Filed: March 22, 2017
    Publication date: April 4, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Diwakar SHARMA, Anshuman NIGAM, Mangesh INGALE, Rajavelsamy RAJADURAI, Tushar VRIND
  • Publication number: 20190098623
    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: Application
    Filed: November 21, 2018
    Publication date: March 28, 2019
    Inventors: Himke VAN DER VELDE, Mangesh Abhimanyu INGALE, Rajavelsamy RAJADURAI, Woo-Seong KIM, Neha SHARMA, Fasil Abdul LATHEEF
  • Patent number: 10219153
    Abstract: A method of operating a User Equipment (UE) enabled isolated Evolved Universal Mobile Telecommunications System Terrestrial Radio Access Network (E-UTRAN) operation for public safety (IOPS) is provided. The method includes receiving, from an IOPS-capable eNodeB (eNB), a system information block (SIB) message including an IOPS public land mobile network (PLMN) identity; activating a dedicated IOPS universal subscriber identity module (USIM) application based on the IOPS PLMN identity; and authenticating the IOPS-capable eNB based on the dedicated IOPS USIM application.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: February 26, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Rajavelsamy Rajadurai
  • Patent number: 10219207
    Abstract: A method and system for providing a continued service to user equipment (UE) under overload conditions is disclosed. A primary network undertakes a protective measure under unable to serve conditions by commanding a change in the UE network access behavior so that the UE can move to the secondary PLMN. After receiving the indication from the primary network, the UE connects to the secondary network and continues to obtain the services from the secondary network. The secondary PLMN ID can be sent to the UE in system information. Further, the information like overload indication, secondary PLMN ID and the time for which the UE can obtain the services from the secondary PLMN ID can be sent to individual UEs over dedicated messages either on an Access Stratum (AS) message or over a Non Access Stratum (NAS) message.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: February 26, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Satish Nanjunda Swamy Jamadagni, Rajavelsamy Rajadurai, Song-Yean Cho
  • Patent number: 10194425
    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: January 19, 2015
    Date of Patent: January 29, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Himke Van Der Velde, Mangesh Abhimanyu Ingale, Rajavelsamy Rajadurai, Woo-Seong Kim, Neha Sharma, Fasil Abdul Latheef
  • Publication number: 20190028857
    Abstract: Embodiments herein provide a method for identity management across multiple planes. The method includes receiving, by a MCPTT server, a first request message to establish a call between a first MCPTT client and the one or more second MCPTT client from a signaling plane entity. The first request message includes an application plane identity of the one or more second MCPTT client. Further, the method includes translating, at the MCPTT server, the application plane identity of the one or more second MCPTT client to a signaling plane identity of the one or more second MCPTT client. Furthermore, the method includes sending, by the MCPTT server, the one or more second request message including the signaling plane identity of the one or more second MCPTT client to the second MCPTT client for establishing the call via the signaling plane entity.
    Type: Application
    Filed: August 27, 2018
    Publication date: January 24, 2019
    Inventors: Basavaraj Jayawant Pattan, Rajavelsamy Rajadurai, Ho-Yeon Lee, Song-Yean Cho, Suresh Chitturi
  • Patent number: 10187531
    Abstract: Embodiments herein provide a method and system of reporting a charging information for a Device-to-Device (D2D) communication established using a wireless network. The method includes recording by a first electronic device the charging information associated with a D2D communication session. The D2D communication session is established between the first electronic device and a second electronic device. Further, the method includes determining by the first electronic device whether the charging information meets charging criteria during the D2D communication session. The charging criteria are generated by a network node in a secure environment of the first electronic device. Further, the method includes reporting the charging information to the network node in the wireless network in response to determining that the charging information meets the charging criteria.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: January 22, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rajavelsamy Rajadurai, Erik Guttman
  • Publication number: 20180367990
    Abstract: A system and method provide a security aspect for a UE in dual connectivity mode of operation in wireless communication networks. The system and method provide secure simultaneous transmission and reception in a secure manner between a User Equipment (UE) and one or more eNodeBs (eNBs) configured in an inter-eNB carrier aggregation scenario. The system establishes of a security context between the UE and the Secondary eNB (SeNB) using the RRC signaling between the UE and the Master eNB (MeNB), when a plurality of SCells within SeNB are added simultaneously. The system also detects the intruder in the user data radio bearers, while a UE is operating in dual connectivity mode of operation.
    Type: Application
    Filed: August 24, 2018
    Publication date: December 20, 2018
    Inventors: Mangesh Abhimanyu Ingale, Himke Van Der Velde, Rajavelsamy Rajadurai, Woo-Seong Kim
  • Patent number: 10154152
    Abstract: Embodiments herein provide a method and system of reporting a charging information for a Device-to-Device (D2D) communication established using a wireless network. The method includes recording by a first electronic device the charging information associated with a D2D communication session. The D2D communication session is established between the first electronic device and a second electronic device. Further, the method includes determining by the first electronic device whether the charging information meets charging criteria during the D2D communication session. The charging criteria are generated by a network node in a secure environment of the first electronic device. Further, the method includes reporting the charging information to the network node in the wireless network in response to determining that the charging information meets the charging criteria.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: December 11, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rajavelsamy Rajadurai, Erik Guttman