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).
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Publication number: 20250071605Abstract: A technique, comprising: receiving at a node of a radio access network of a mobile communication system one or more control plane messages indicating a plurality of quality-of-service profiles for a quality-of-service flow for a logical connection between a user equipment and a data network via the radio access network; receiving user plane messages for the quality-of-service flow at the radio access network node, wherein an individual user plane message comprises a header comprising at least a first field; determining at the radio access network node one of the plurality of quality-of-service profiles to adopt for the quality-of-service flow based on the first field and an indication in the one or more control plane messages of a mapping of the plurality of quality-of service profiles to a plurality of values for the first field.Type: ApplicationFiled: August 13, 2024Publication date: February 27, 2025Inventors: Colin KAHN, Devaki CHANDRAMOULI, Fernando SANCHEZ MOYA
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Patent number: 12238570Abstract: 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: GrantFiled: December 18, 2020Date of Patent: February 25, 2025Assignee: Nokia Technologies OyInventors: Benoist Sebire, Devaki Chandramouli, Philippe Godin
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Patent number: 12219399Abstract: Systems, methods, apparatuses, and computer program products for access traffic steering, switching, and splitting (ATSSS) with branching point (BP) on the path are provided. The method may include determining that an existing user plane function is sub-optimal in terms of routing and latency incurred with respect to traffic for a given packet data unit session of a user equipment. The method may also include establishing, based on the determination, a new user plane function for the packet data unit session. The method may further include establishing a branching point user plane function that interfaces with the existing user plane function, the new user plane function, and a plurality of network access types. In addition, the method may include updating the user equipment by providing the user equipment with relevant multi-access traffic steering rules.Type: GrantFiled: January 31, 2022Date of Patent: February 4, 2025Assignee: NOKIA TECHNOLOGIES OYInventors: Georgios Gkellas, Rainer Liebhart, Mu He, Devaki Chandramouli, Laurent Thiebaut, Lazaros Gkatzikis
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Publication number: 20250039092Abstract: There are provided measures for flow-specific congestion handling. Such measures may include deciding, for a first congestion notification marking enabled traffic flow, parameter information for modifying a congestion notification marking rate to be applied to said first congestion notification marking enabled traffic flow, and transmitting, towards a network entity, a message including said parameter information.Type: ApplicationFiled: July 25, 2024Publication date: January 30, 2025Inventors: Bighnaraj Panigrahi, Saubhagya Baliarsingh, Jisha George, Deepa Malapati Ravindraiah, Devaki Chandramouli, Ece Goshi, Parthasarathi Ravindran
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Patent number: 12213194Abstract: A method, apparatus and computer program product are provided herein to provide a Protocol Data Unit (PDU) session priority parameter. For example, a method is provided that comprises identifying a need in a user equipment (UE) for establishing a new protocol data unit PDU session. The method also includes evaluating whether to establish a new PDU session and determining whether to establish a new PDU session based on a PDU session priority parameter when a maximum number of PDU sessions the UE can establish in the network is reached.Type: GrantFiled: June 21, 2019Date of Patent: January 28, 2025Assignee: Nokia Technologies OyInventors: Sung Hwan Won, Bruno Landais, Devaki Chandramouli, Alessio Casati
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Patent number: 12200813Abstract: 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: GrantFiled: November 13, 2020Date of Patent: January 14, 2025Assignee: NOKIA TECHNOLOGIES OYInventors: Devaki Chandramouli, Alessio Casati, Laurent Thiebaut
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Publication number: 20250007849Abstract: Techniques for enhancing multimodal service flow communications within communication networks are discussed. In an example embodiment, an apparatus is configured to receive one or more connection messages for one or more user devices. The apparatus is further configured to manage one or more data traffic flows associated with the one or more user devices based at least in part on a received service correlation identifier.Type: ApplicationFiled: October 11, 2021Publication date: January 2, 2025Inventors: Devaki CHANDRAMOULI, Markus Sakari ISOMÄKI, Pilar ANDRÉS MALDONADO, Zexian LI
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Patent number: 12177937Abstract: 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: GrantFiled: February 4, 2021Date of Patent: December 24, 2024Assignee: NOKIA TECHNOLOGIES OYInventors: Devaki Chandramouli, Srinivasan Selvaganapathy, Hannu Petri Hietalahti, Suresh Nair, Philippe Godin
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Patent number: 12170702Abstract: A method, apparatus, and computer program product are disclosed for modifying the transmission of media content update packets based on a determination that the elapsed uplink time and remaining downlink time in the aggregate are within a satisfactory round-trip delay time. In this regard, the method, apparatus, and computer program product are configured to correlate a returned media content update packet with an associated device update packet or packets. Correlating media content update packets with an associated device update packet may require identifying a returned packet containing a media content update by analyzing packets containing video streams to identify packets comprising reference video frames. Identifying reference video frame packets may assist in identifying the associated uplink packet or packets containing device pose and position or other user input.Type: GrantFiled: March 29, 2022Date of Patent: December 17, 2024Assignee: NOKIA TECHNOLOGIES OYInventors: Stefano Paris, Devaki Chandramouli, Rastin Pries
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Patent number: 12170623Abstract: 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: GrantFiled: November 20, 2020Date of Patent: December 17, 2024Assignee: NOKIA TECHNOLOGIES OYInventors: Colin Kahn, Devaki Chandramouli
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Publication number: 20240414665Abstract: A network node, a core network node and a user equipment are disclosed. The network and the core network node each includes a processor; and a memory storing respective instructions. When executed by the processor, the network node is configured to: determine at least one radio access network timing synchronization status reporting range associated with at least one radio access network timing synchronization status attribute; and transmit, to a second network node, the radio access network timing synchronization status reporting range. The core network node is configured to: determine at least one radio access network timing synchronization status reporting range associated with at least one radio access network timing synchronization status attribute. In addition, the user equipment includes a processor; and a memory storing instructions that, when executed by the processor, cause the user equipment to: determine a clock quality acceptance criteria; and transmit the clock quality acceptance criteria.Type: ApplicationFiled: May 9, 2024Publication date: December 12, 2024Inventors: Pilar ANDRÉS MALDONADO, Sean KELLEY, Devaki CHANDRAMOULI, David NAVRÁTIL
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Publication number: 20240414633Abstract: Methods, systems, apparatuses, and computer program products are provided for discovery and/or access to localized services provided by a communication network. In this regard, based on a tracking area code associated with a local network configured to provide localized services, a registration update process, a handover, or a state transition is initiated with respect to user equipment that is served by a mobile network. Furthermore, network information for the local network during the registration update process, during the handover, or during the state transition of the user equipment is determined. Network information is also provided to the user equipment during the registration update process, during the handover, or during the state transition of the user equipment. Additionally, a connection between the user equipment and the local network is established based on the network information.Type: ApplicationFiled: September 29, 2022Publication date: December 12, 2024Inventors: Devaki Chandramouli, Markus Staufer, Rainer Liebhart, Sumesh Parameswaran Nair, Jürgen Merkel
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Publication number: 20240396975Abstract: Systems, methods, apparatuses, and computer program products for initiating or providing application specific protocol data unit (PDU) sessions are provided. One method may include receiving, from an application server or application function having a co-located or integrated micro-user plane function (UPF), a request to use the micro-user plane function (UPF) for an application. The method may include, based on information included in the request, determining an application specific data network name (AS-DNN) and provisioning a session management node with the micro-user plane function (UPF) information associated with the application specific data network name (AS-DNN).Type: ApplicationFiled: September 30, 2021Publication date: November 28, 2024Inventors: Colin KAHN, Devaki CHANDRAMOULI
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Publication number: 20240380730Abstract: Techniques for providing distributed NAS layer termination points within a communication network. A network entity assigns a non-access stratum temporary identifier to a user device. The non-access stratum temporary identifier is associated with a non-access stratum termination point, and wherein a type of non-access stratum termination point is based at least in part on an apparatus type configured to handle one or more non-access stratum messages. The network entity causes the user device to be provided with the non-access stratum temporary identifiers.Type: ApplicationFiled: September 28, 2021Publication date: November 14, 2024Inventors: Horst Thomas BELLING, Bruno LANDAIS, Devaki CHANDRAMOULI, Laurent THIEBAUT
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Publication number: 20240373374Abstract: Certain example embodiments provide systems, methods, apparatuses, and computer program products for an exposure framework for clock resilience. For example, certain embodiments may provide a way for a network and an application function (AF) to configure a cellular system for timing resiliency. Certain embodiments may utilize a cellular system exposure framework to exchange timing resiliency configuration between the cellular system and AFs.Type: ApplicationFiled: November 15, 2021Publication date: November 7, 2024Inventors: Pilar ANDRÉS MALDONADO, Troels KOLDING, Devaki CHANDRAMOULI, Kari NIEMELÄ
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Publication number: 20240357444Abstract: Systems, methods, apparatuses, and computer program products for radio link capability exposure for ultra-reliable low-latency communications (URLLC) and time sensitive communications (TSC). A method may include receiving, from a core network element, configuration of a reliability threshold for sending a failure report and/or a radio link capability report. The method may also include, when the reliability threshold is reached, sending a failure report to the core network element indicating that a required reliability cannot be fulfilled. The method may further include receiving instructions, from the core network element, to perform an action to address the unfulfilled reliability.Type: ApplicationFiled: September 30, 2022Publication date: October 24, 2024Inventors: Zexian LI, Sean KELLEY, Ping-Heng KUO, Guillermo POCOVI, Markus Sakari ISOMÄKI, Keeth Saliya Jayasinghe LADDU, Devaki CHANDRAMOULI
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Patent number: 12107927Abstract: Various example embodiments described herein generally relate to apparatuses, methods and computer programs. For instance, an apparatus may include at least one processor and at least one memory including computer code, the at least one memory and the computer code configured, with the at least one processor, to cause the apparatus at least to receive, at a user plane function, a request to establish a session from a session management function, where the user plane function is part of a set of user plane functions. The at least one memory and the computer code may be further configured, with the at least one processor, to cause the apparatus at least to cause a response to be provided to the session management function, where the response includes information uniquely identifying the session in the set of user plane functions.Type: GrantFiled: September 23, 2020Date of Patent: October 1, 2024Assignee: NOKIA TECHNOLOGIES OYInventors: Devaki Chandramouli, Bruno Landais
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Patent number: 12108323Abstract: Methods, apparatuses and computer program products are provided to provide access control to a hosted virtual network in a communications system. An example method, apparatus and computer program product is configured to transmit a network identifier associated with a hosted virtual network to one or more allowed user equipment in a coverage area via a radio access network in the coverage area. The network identifier may include a Public Land Mobile Network identifier and a centrally or locally managed network identifier. The network identifier is configured to be stored on the one or more user equipment. The method, apparatus and computer program product is further configured to bar access to the hosted virtual network for one or more user equipment that are not allowed user equipment.Type: GrantFiled: June 18, 2019Date of Patent: October 1, 2024Assignee: Nokia Technologies OyInventors: Devaki Chandramouli, Cinzia Sartori, Laurent Thiebaut
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Patent number: 12101837Abstract: Methods, apparatuses, and computer program products are disclosed for implementing recovery from a communication failure. A method includes receiving, by a first user equipment, an indication that a second user equipment has experienced a failure, where the first user equipment and the second user equipment are part of a same device, and where the first user equipment is configured with a first primary reliability group and where the second user equipment is configured with a second primary reliability group; based upon the indication, the first user equipment transmitting to a network equipment a first signal to activate a secondary reliability group for the first user equipment; and receiving, by the first user equipment, a second signal to use the secondary reliability group, where the second signal is at least partially based upon the first signal transmitted from the first user equipment.Type: GrantFiled: January 21, 2020Date of Patent: September 24, 2024Assignee: NOKIA TECHNOLOGIES OYInventors: Jani Moilanen, David Navrátil, Ling Yu, Vinh Van Phan, Devaki Chandramouli
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Patent number: 12096344Abstract: In accordance with an example embodiment of the present invention, a method comprising: receiving, at a network node of a registration area (RA), a list of cells and their associated tracking area identities (TAIs) from at least one other network node of the RA; determining which of the received TAIs are neighbouring TAIs of one of the TAIs of the network node; building a list of neighbouring TAIs corresponding to the at least one other network node; transmitting, to a network management entity, a list of closed access group identifiers (CAG IDs) supported by the network node's TAIs and the list of neighbouring TAIs corresponding to the at least one other network node; and receiving, from the network management entity, a list of user equipment (UE) allowed CAG IDs.Type: GrantFiled: September 3, 2020Date of Patent: September 17, 2024Assignee: Nokia Technologies OyInventors: Philippe Godin, Devaki Chandramouli