Patents by Inventor Devaki Chandramouli

Devaki Chandramouli 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: 20230156660
    Abstract: An apparatus in a communications device supporting a plurality of different identities, the apparatus comprising at least one processor and at least one memory including computer program code, the at least one memory and computer program code configured to, with the at least one processor, cause the apparatus at least to: determine at least one paging overlap occasion for networks associated with the different identities; communicate the at least one paging overlap occasion determination to one of the networks associated with one of the different identities within a registration request to the one of the networks, wherein the one of the networks is caused to schedule at least one paging message to the apparatus based on the at least one paging overlap occasion determination such that the at least one paging message is scheduled at a time other than the at least one paging overlap occasion determination; and control a reception of the at least one paging message for the one of the networks such that the appara
    Type: Application
    Filed: March 25, 2021
    Publication date: May 18, 2023
    Applicant: NOKIA TECHNOLOGIES OY
    Inventors: Rajesh Babu NATARAJAN, Srikanta SAHU, Prasna Kumar SAHU, Devaki CHANDRAMOULI
  • Publication number: 20230137814
    Abstract: Techniques for facilitating onboarding to a non-public network is provided. Provisioning parameters may be provided to User Equipment (UE) from a Default Credential Server (DCS) via a secure communication tunnel. Additionally or alternatively, provisioning parameter container(s) including readable provisioning parameters for an Onboarding Network (ONN), and secure provisioning parameters for the UE, may be transmitted to the UE via the ONN. The disclosed methods and apparatuses enable the UE to onboard to a non-public network using the provisioning parameters, and to verify the integrity of the provisioning parameters and ensure the provisioning parameters are not modified by an unauthorized device.
    Type: Application
    Filed: October 29, 2021
    Publication date: May 4, 2023
    Inventors: Markus Staufer, Rainer Liebhart, Devaki Chandramouli, Markus Isomaki, Pekka Korja
  • Publication number: 20230109691
    Abstract: A technique comprising: broadcasting, from a user equipment device having user equipment functionality in a mobile communication system, a message announcing to receiving devices a gateway service for transfer of data to and/or from a radio access network of the mobile communication system via the user equipment device.
    Type: Application
    Filed: October 12, 2022
    Publication date: April 13, 2023
    Inventors: Devaki CHANDRAMOULI, Rajesh Babu NATARAJAN, Betsy COVELL, Deepmala WALIA
  • Publication number: 20230100543
    Abstract: Method, apparatuses, and computer program products provide means for monitoring time sources for nodes of a network and providing timing resiliency solutions. An example method includes: establishing time synchronization within a network comprising a plurality of nodes using a time source; receiving an indication regarding at least one of degradation or failure of the time source for at least one node; receiving an indication regarding at least recovery of the time source for the at least one node; and determining, within the network, an action to be taken to upon failure at the at least one node in response to the at least one of the degradation or the failure of the time source for the at least one node, where the action to be taken comprises instructing the at least one node to leverage either hold over functionality or a backup time source.
    Type: Application
    Filed: September 28, 2022
    Publication date: March 30, 2023
    Inventors: Pilar ANDRES MALDONADO, Troels KOLDING, Thomas Haaning JACOBSEN, Devaki CHANDRAMOULI, Rakash SIVASIVA GANESAN, Renato ABREU
  • Patent number: 11617147
    Abstract: Systems, methods, apparatuses, and computer program products for efficient registration for partially supported service areas are provided. One method may include providing, to at least one user equipment registered to a network within a registration area, information comprising one or more lists of single network slice selection assistance information (S-NSSAIs) and one or more lists of tracking area identities (TAIs). The one or more single network slice selection assistance information (S-NSSAIs) is included in a list of rejected single network slice selection assistance information (S-NSSAIs) or in a list of extended rejected single network slice selection assistance information (S-NSSAIs), and is associated with a cause value indicating that the one or more single network slice selection assistance information (S-NSSAIs) is not supported uniformly in the registration area and is not supported in a current tracking area.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: March 28, 2023
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: Sung Hwan Won, Alessio Casati, Navin Hathiramani, Devaki Chandramouli
  • Publication number: 20230080555
    Abstract: Systems, methods, apparatuses, and computer program products for handover optimization using time sensitive communication assistance information. The method may include, receiving, from a network element, a handover request message or a context message. At least one of the handover request message or the context message may include time sensitive communication assistance information. The method may also include at least one of performing an admission control procedure based on the time sensitive communication assistance information, and scheduling data transmission with a user equipment based on the time sensitive communication assistance information.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 16, 2023
    Inventors: Devaki CHANDRAMOULI, Colin KAHN
  • Publication number: 20230073757
    Abstract: An apparatus and a method for reallocation of global unique temporary identifier (GUTI) in 5G networks are disclosed. The method includes receiving, at a user equipment, a first message from a network, the first message including a first global unique temporary identifier and additional information, at least the first global unique temporary identifier being as-signed to the user equipment; receiving a first data transmission including the first global unique temporary identifier from the network; in response to receiving the first data transmission, deriving, at the user equipment, a second global unique temporary identifier based on the first global unique temporary identifier and the additional information; and receiving a second data transmission including the second global unique temporary identifier from the network.
    Type: Application
    Filed: February 4, 2021
    Publication date: March 9, 2023
    Applicant: NOKIA TECHNOLOGIES OY
    Inventors: Devaki CHANDRAMOULI, Srinivasan SELVAGANAPATHY, Hannu Petri HIETALAHTI, Suresh NAIR, Philippe Godin
  • Publication number: 20230068412
    Abstract: Systems, methods, apparatuses, and computer program products for ad hoc group based services to support 5G system (5GS) scenarios such as, but not limited to, edge computing and time synchronization, are provided.
    Type: Application
    Filed: August 16, 2022
    Publication date: March 2, 2023
    Inventors: Shubhranshu SINGH, Laurent THIEBAUT, Devaki CHANDRAMOULI, Swaminathan ARUNACHALAM, Lazaros GKATZIKIS
  • Publication number: 20230042506
    Abstract: According to a first embodiment, a method may include receiving at least one time sensitive communications (TSC) request from at least one application function (AF). The method may further include determining at least one hold and forward (HnF) parameter based on the at least one TSC request. The method may further include transmitting the at least one HnF parameter to at least one user equipment (UE).
    Type: Application
    Filed: November 20, 2020
    Publication date: February 9, 2023
    Inventors: Colin KAHN, Devaki CHANDRAMOULI
  • Publication number: 20230038925
    Abstract: In some example embodiment, there may be provided an apparatus configured to at least receive or generate an indication indicative of two flows including a first flow and a second flow, the two flows carrying data from a first user equipment via a cellular network to a second user equipment. Related system, methods, and articles of manufacture are also disclosed.
    Type: Application
    Filed: December 9, 2020
    Publication date: February 9, 2023
    Inventors: Pilar ANDRES MALDONADO, Troels Emil KOLDING, Devaki CHANDRAMOULI
  • Publication number: 20230032390
    Abstract: Techniques for improving the resiliency of communication networks by providing radio access network data stored in a radio access network database to one or more associated radio access network nodes are provided. A network entity receives a connection request from a user device including at least a radio access network set identifier or radio access network database identifier. The network entity determines whether the radio access network set identifier received in the connection request corresponds to an associated radio access network set identifier. In an instance in which the radio access network set identifier received in the connection request corresponds to the associated radio access network set identifier, radio access network database data are retrieved from the radio access network database associated with the radio access network set identifier. The radio access network database data include at least user device context data for the associated user device.
    Type: Application
    Filed: August 2, 2021
    Publication date: February 2, 2023
    Applicant: NOKIA TECHNOLOGIES OY
    Inventors: Devaki CHANDRAMOULI, Rainer LIEBHART
  • Patent number: 11570626
    Abstract: Systems, methods, apparatuses, and computer program products for dynamically updating routing identifiers (IDs) are provided. One method may include deciding, at a network node, to update a routing identifier for at least one user equipment. The method may then include obtaining or generating a new routing identifier to be assigned to the at least one user equipment along with authentication vectors, and transmitting the new routing identifier to an authentication entity.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: January 31, 2023
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: Devaki Chandramouli, Suresh Nair, Laurent Thiebaut
  • Publication number: 20230028544
    Abstract: Systems, methods, apparatuses, and computer program products for selective indications towards a UE (110), for example, at de-registration (110) from an AMF with request to re-register (130) with another AMF, are provided.
    Type: Application
    Filed: November 13, 2020
    Publication date: January 26, 2023
    Inventors: Devaki CHANDRAMOULI, Alessio CASATI, Laurent THIEBAUT
  • Publication number: 20230023254
    Abstract: A method, apparatus, and computer program product provide for generating and providing a signaling indicator to manage quality of service notifications in a network. In the context of a method, the method receives a signaling indicator from a user device. The signaling indicator includes data associated with one or more preferences of the user device. The method further receives a quality of service notification associated with the user device. The method also determines, based on the signaling indicator, whether to provide the quality of service notification to the user device.
    Type: Application
    Filed: December 18, 2020
    Publication date: January 26, 2023
    Applicant: NOKIA TECHNOLOGIES OY
    Inventors: Benoist SEBIRE, Devaki CHANDRAMOULI, Philippe GODIN
  • Patent number: 11564154
    Abstract: There is provided an apparatus that comprises means for receiving a request from a second network function including information relating to the second network function, determining, based on the information relating to the second network function, at least one proxy function and in response to the request, providing to the second network function information relating to the at least one determined proxy function.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: January 24, 2023
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: Horst Thomas Belling, Georgios Gkellas, Devaki Chandramouli, Saurabh Khare, Laurent Thiebaut, Bruno Landais
  • Patent number: 11528648
    Abstract: Various communication systems may benefit from handling of various connection states. For example, certain wireless communication systems may benefit from a hybrid release that may enable any access management function to process a user equipment transaction. A method can include determining, by an access management function, whether to remain a serving node for a user equipment. The method can include taking an action with respect to an NG2 association for the user equipment based on the determination.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: December 13, 2022
    Assignee: NOKIA TECHNOLOGIES OY
    Inventor: Devaki Chandramouli
  • Patent number: 11528328
    Abstract: Methods and apparatus, including computer program products, are provided for supporting network functions. In some example embodiments, there may be provided a method that includes selecting, by a network node, a network function instance and/or a group of network function instances, the selecting based on information indicating membership of the network function instance in the group of network functions instances and the information including session information for a request associated with a session of a user equipment, the session information indicating whether the network function instance and/or the group of network function instances is assigned to the user equipment; and forwarding, by the network node, the request to the selected network function instance and/or the selected group. Related systems, methods, and articles of manufacture are also described.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: December 13, 2022
    Assignee: Nokia Technologies Oy
    Inventors: Colin Kahn, Thomas Theimer, Devaki Chandramouli, Laurent Thiebaut
  • Patent number: 11522803
    Abstract: A method, apparatus and computer program product receive, at a network node of a communication network, information about an accumulated packet delay in the communication network. The method, apparatus and computer program product estimate next hop transport delay and estimate or measure a processing delay of the network node. The method, apparatus and computer program product update the accumulated packet delay by adding the next hop transport delay and the processing delay to the accumulated packet delay. The method, apparatus and computer program product cause transmission of information about the accumulated packet delay in a header of a packet carrying user data or a control packet in the communication network to a next hop node of the communication network.
    Type: Grant
    Filed: February 17, 2020
    Date of Patent: December 6, 2022
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: David Navrátil, Devaki Chandramouli, Troels Kolding
  • Publication number: 20220386083
    Abstract: Methods and apparatus, including computer program products, are provided for services, such as SMS, location services, and/or the like over the NAS through a non-cellular access. In some example embodiments, there may be provided a method that includes receiving, via a non-access stratum connection through a wireless local area network, a notification message; sending a service request message to request, via the non-access stratum connection through the wireless local area network, delivery of downlink data for a service; and receiving, via the non-access stratum connection through the wireless local area network, the downlink data for the service. Related systems, methods, and articles of manufacture are also described.
    Type: Application
    Filed: August 10, 2022
    Publication date: December 1, 2022
    Inventors: Devaki CHANDRAMOULI, Curt WONG
  • Publication number: 20220377528
    Abstract: Systems, methods, apparatuses, and computer program products for dynamically unsubscribing from a public land mobile network (PLMN)/non-private network (NPN) service. In example embodiments, a method is provided. The method comprises transmitting, by a user equipment (UE), at least one first message (112, 114) associated with registering with at least one network, wherein the at least one first message (112, 114) includes first information that indicates whether the user equipment (UE) is capable of unsubscribing from one or more services associated with the at least one network; and receiving, by the user equipment (UE), at least one second message (124) associated with accepting registration of the user equipment (UE) with the at least one network, wherein the at least one second message (124) includes second information that indicates whether the user equipment (UE) is allowed to unsubscribe from the one or more services.
    Type: Application
    Filed: September 15, 2020
    Publication date: November 24, 2022
    Inventors: Devaki CHANDRAMOULI, Nagendra S. BYKAMPADI, Saurabh KHARE