Patents by Inventor Rajesh S. Pazhyannur

Rajesh S. Pazhyannur 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: 11304259
    Abstract: A radio access network (RAN) entity (e.g. an eNodeB) may be configured to facilitate multicast communication in a local private Third Generation Partnership Project (3GPP) network. The RAN entity may receive a user data packet tunneled in an IP message via one of a plurality of downlink tunnels. The RAN entity may select, from a plurality of stored mappings, one of a plurality of multicast group identifiers that is mapped to an identified one of a plurality of downlink tunnel endpoint identifiers that matches a downlink tunnel endpoint identifier from a tunnel header of the IP message, as well as one of a plurality of sets of UE identifiers that is mapped to the selected multicast group identifier. The RAN may send, for each one of the UE identifiers in the selected set of UE identifiers, the user data packet for transmission to a UE associated with the UE identifier.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: April 12, 2022
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Ajaykumar Gopalprasad More, Shailender Potharaju, Mahesh Satyanarayana, Vicky Sachdeva, Nitin Prakash Sharma, Rajesh S. Pazhyannur
  • Patent number: 11272407
    Abstract: In one example, a first base station entity provides, to a second base station entity, a first indication of a reference signal that is transmitted by a first user equipment that the first base station entity is serving. The first base station entity obtains, from the second base station entity, a second indication of whether the second base station entity has detected the reference signal. Based on the second indication, the first base station entity determines whether the second base station entity is within a range of the first user equipment.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: March 8, 2022
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Shailender Potharaju, Rajesh S. Pazhyannur
  • Publication number: 20220060894
    Abstract: Systems and methods are provided for receiving, at an enterprise network, first authentication data of a citizens broadband radio service (CBRS)-enabled device, receiving, at the enterprise network, second authentication data of the CBRS-enabled device, the first authentication data of the CBRS-enabled device being a different type of authentication data than the second authentication data of the CBRS-enabled device, determining a class of the CBRS-enabled device based on the first authentication data and the second authentication data of the CBRS-enabled device, determining a network segment for the CBRS-enabled device based on the class of the CBRS-enabled device, and providing access to the CBRS-enabled device based on the determining of the network segment for the CBRS-enabled device.
    Type: Application
    Filed: November 2, 2021
    Publication date: February 24, 2022
    Inventors: Rajesh S. Pazhyannur, Arun G. Khanna, Anand Oswal
  • Publication number: 20220046417
    Abstract: Systems and methods are provided for receiving, at an enterprise network, first authentication data of a citizens broadband radio service (CBRS)-enabled device, receiving, at the enterprise network, second authentication data of the CBRS-enabled device, the first authentication data of the CBRS-enabled device being a different type of authentication data than the second authentication data of the CBRS-enabled device, determining a class of the CBRS-enabled device based on the first authentication data and the second authentication data of the CBRS-enabled device, determining a network segment for the CBRS-enabled device based on the class of the CBRS-enabled device, and providing access to the CBRS-enabled device based on the determining of the network segment for the CBRS-enabled device.
    Type: Application
    Filed: August 27, 2021
    Publication date: February 10, 2022
    Inventors: Rajesh S. Pazhyannur, Arun G. Khanna, Anand Oswal
  • Patent number: 11240130
    Abstract: In one embodiment, a method is performed. A device comprising a non-transitory memory and a processor coupled to the non-transitory memory may be in communication with a plurality of network devices. The device may detect an anomaly in a detected sequence of events occurring during a connectivity process for establishing a connection between a first network device and a second network device of the plurality of network devices. The anomaly may comprise a difference between the detected sequence of events and a predetermined sequence of events. The device may determine whether the anomaly satisfies a criterion for triggering a packet capture operation. If so, the device may cause at least one of the first network device or the second network device to capture at least one target packet.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: February 1, 2022
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Rajesh S. Pazhyannur, Manoj Gupta
  • Publication number: 20220021574
    Abstract: Systems, methods and computer-readable storage media are provided for detecting and simulating issues in a network.
    Type: Application
    Filed: September 28, 2021
    Publication date: January 20, 2022
    Inventors: Waseem A Siddiqi, Rajesh S. Pazhyannur, Kedar Krishnanand Gaonkar, Aruna Nukala
  • Patent number: 11218916
    Abstract: Technologies for attestation techniques, systems, and methods to that reduces handover delay between LTE/5G eNBs by leveraging Wi-Fi for determining UE location. The systems, methods and computer-readable storage media disclosed here in may operate in the following deployments: the User Equipment (UE) is connected to enterprise Wi-Fi system in addition to being connected to private LTE/5G; enterprise Wi-Fi system having indoor location enabled; and the location system provides an API to give indoor location of the UE; and wherein Wi-Fi AP and LTE eNBs can communicate with each other, which can be accomplished in one instance wherein the two are co-located.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: January 4, 2022
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Anand Oswal, Rajesh S. Pazhyannur, Arun G. Khanna
  • Patent number: 11218365
    Abstract: The present disclosure is directed to mapping indoor user movement using a combination of Wi-Fi and 60 GHz sensing. The methods include detecting, via a Wi-Fi access point, a wireless device associated with a first user, wherein the Wi-Fi access point is configured to determine location information and a device signature associated with the wireless device; transmitting the location information of the wireless device to a 11ay sensor; detecting the first user, via the 11ay sensor, based on the location information of the wireless device; creating a user signature associated with the first user, wherein the user signature is based on one or more physical characteristics of the first user detected by the 11ay sensor; and using the device signature associated with the wireless device and the user signature associated with the first user to subsequently identify the first user.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: January 4, 2022
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Rajesh S. Pazhyannur, Anand Oswal, Arun G. Khanna
  • Publication number: 20210383411
    Abstract: The present disclosure is directed to enhanced location analytics based on 802.11ay Wi-Fi technology and includes one or more processors and one or more computer-readable non-transitory storage media coupled to the one or more processors and comprising instructions that, when executed by the one or more processors, cause one or more components to perform operations including determining enhanced location information of at least one user in a physical space based on first data received from at least one 802.11ay access point, generating an emotional quotient of the at least one user based on second data received from at least one 802.11ay sensor, combining the location information and the emotional quotient to generate one or more enhanced location analytics associated with the at least one user, and integrating the one or more enhanced location analytics with customer information in a partner database to derive one or more insights.
    Type: Application
    Filed: June 8, 2020
    Publication date: December 9, 2021
    Inventors: Rajesh S. Pazhyannur, Anand Oswal, Arun G. Khanna, Kedar Gaonkar
  • Publication number: 20210385643
    Abstract: The present disclosure is directed to seamless mobility between Wi-Fi technologies and includes one or more processors and one or more computer-readable non-transitory storage media comprising instructions that perform operations including detecting a client device having 802.11ax and 802.11ay Wi-Fi capability, identifying a 802.11ax access point associated with a first data path, wherein the first data path is configured to transmit traffic to and from the client device, identifying a 802.11ay access point associated with a second data path, wherein the second data path is configured to transmit the traffic to and from the client device, and wherein the 802.11ay access point is non-colocated with the 802.11ax access point, and establishing a mobility anchor point through which the traffic is switched, wherein a determination is made in the mobility anchor point as to whether the traffic will be transmitted via the 802.11ax access point through the first data path or via the 802.
    Type: Application
    Filed: June 8, 2020
    Publication date: December 9, 2021
    Inventors: Rajesh S. Pazhyannur, Anand Oswal, Arun G. Khanna, Sudhir Jain
  • Patent number: 11197165
    Abstract: A base station operative in a Citizens Broadband Radio Service (CBRS) band controlled according to a shared access system (SAS) may be configured for automated neighbor frequency provisioning. The base station may maintain an active neighbor list of small cell frequencies of active neighboring small cells, which is created or updated by performing a scanning operation and adding small cell frequencies of scanned neighboring small cells to the active neighbor list. The base station may receive, from an active neighboring base station having a connection established therewith, one or more messages including a neighbor list of small cell frequencies of neighboring small cells that neighbor the active neighboring small cell. At least some of the neighboring small cells of the active neighboring small cell may be added to the active neighbor list of the base station based on signal strength of user equipment (UE) measurements.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: December 7, 2021
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Shailender Potharaju, Rajesh S. Pazhyannur, Ramesh Rayanki
  • Patent number: 11166205
    Abstract: A radio access network (RAN) of a neutral host network (NHN) provides communications in a plurality of small cells, and is a shared resource with shared access by a plurality of mobile network operators (MNOs) via a multi-operator core network (MOCN). A base station maintains a neighbor list of small cell frequencies of neighboring small cells of a small cell, and broadcasts, to a user equipment (UE), a system information message which includes the neighbor list. The base station additionally maintains a plurality of operator-specific neighbor lists of one or more macro-cell frequencies of one or more neighboring macro-cells, where each such list is associated with a respective one of a plurality of macro-cellular networks of the MNOs. The base station transmits, to the UE, a message including a selected one of the operator-specific neighbor lists associated with an identified one of the mobile network operators of the UE.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: November 2, 2021
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Rajesh S. Pazhyannur, Shailender Potharaju, Anal Srivastava
  • Patent number: 11153152
    Abstract: Systems, methods and computer-readable storage media are provided for detecting and simulating issues in a network.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: October 19, 2021
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Waseem A Siddiqi, Rajesh S. Pazhyannur, Kedar Krishnanand Gaonkar, Aruna Nukala
  • Patent number: 11122431
    Abstract: Systems and methods are provided for receiving, at an enterprise network, first authentication data of a citizens broadband radio service (CBRS)-enabled device, receiving, at the enterprise network, second authentication data of the CBRS-enabled device, the first authentication data of the CBRS-enabled device being a different type of authentication data than the second authentication data of the CBRS-enabled device, determining a class of the CBRS-enabled device based on the first authentication data and the second authentication data of the CBRS-enabled device, determining a network segment for the CBRS-enabled device based on the class of the CBRS-enabled device, and providing access to the CBRS-enabled device based on the determining of the network segment for the CBRS-enabled device.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: September 14, 2021
    Assignee: Cisco Technology, Inc.
    Inventors: Rajesh S. Pazhyannur, Arun G. Khanna, Anand Oswal
  • Patent number: 11115426
    Abstract: Distributed packet capture for network anomaly detection may be provided. An anomaly may be detected at a first network device of a plurality of network devices. One or more target network devices of the plurality of network devices may be identified based on a property associated with the anomaly. A set of packets may be received from the one or more target network devices. A source of the anomaly may be determined based on the received set of packets.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: September 7, 2021
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Rajesh S. Pazhyannur, Manoj Gupta, Sanjay Kumar Hooda
  • Publication number: 20210185541
    Abstract: A base station operative in a Citizens Broadband Radio Service (CBRS) band controlled according to a shared access system (SAS) may be configured for automated neighbor frequency provisioning. The base station may maintain an active neighbor list of small cell frequencies of active neighboring small cells, which is created or updated by performing a scanning operation and adding small cell frequencies of scanned neighboring small cells to the active neighbor list. The base station may receive, from an active neighboring base station having a connection established therewith, one or more messages including a neighbor list of small cell frequencies of neighboring small cells that neighbor the active neighboring small cell. At least some of the neighboring small cells of the active neighboring small cell may be added to the active neighbor list of the base station based on signal strength of user equipment (UE) measurements.
    Type: Application
    Filed: December 16, 2019
    Publication date: June 17, 2021
    Inventors: Shailender Potharaju, Rajesh S. Pazhyannur, Ramesh Rayanki
  • Publication number: 20210168657
    Abstract: In one example embodiment, a server obtains a first indication of a first identifier associated with a user equipment in a wireless network, and first telemetry data associated with the first indication. The server obtains, from a network entity including a base station entity serving wireless communication in the wireless network, a second indication of the first identifier and second telemetry data associated with the second indication. The server determines that the first indication and the second indication match. In response to determining that the first indication and the second indication match, the server correlates the first telemetry data and the second telemetry data.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 3, 2021
    Inventors: Shailender Potharaju, Rajesh S. Pazhyannur, Anal Srivastava
  • Publication number: 20210160743
    Abstract: A radio access network (RAN) of a neutral host network (NHN) provides communications in a plurality of small cells, and is a shared resource with shared access by a plurality of mobile network operators (MNOs) via a multi-operator core network (MOCN). A base station maintains a neighbor list of small cell frequencies of neighboring small cells of a small cell, and broadcasts, to a user equipment (UE), a system information message which includes the neighbor list. The base station additionally maintains a plurality of operator-specific neighbor lists of one or more macro-cell frequencies of one or more neighboring macro-cells, where each such list is associated with a respective one of a plurality of macro-cellular networks of the MNOs. The base station transmits, to the UE, a message including a selected one of the operator-specific neighbor lists associated with an identified one of the mobile network operators of the UE.
    Type: Application
    Filed: November 22, 2019
    Publication date: May 27, 2021
    Inventors: Rajesh S. Pazhyannur, Shailender Potharaju, Anal Srivastava
  • Publication number: 20210160954
    Abstract: A radio access network (RAN) entity (e.g. an eNodeB) may be configured to facilitate multicast communication in a local private Third Generation Partnership Project (3GPP) network. The RAN entity may receive a user data packet tunneled in an IP message via one of a plurality of downlink tunnels. The RAN entity may select, from a plurality of stored mappings, one of a plurality of multicast group identifiers that is mapped to an identified one of a plurality of downlink tunnel endpoint identifiers that matches a downlink tunnel endpoint identifier from a tunnel header of the IP message, as well as one of a plurality of sets of UE identifiers that is mapped to the selected multicast group identifier. The RAN may send, for each one of the UE identifiers in the selected set of UE identifiers, the user data packet for transmission to a UE associated with the UE identifier.
    Type: Application
    Filed: November 22, 2019
    Publication date: May 27, 2021
    Inventors: Ajaykumar Gopalprasad More, Shailender Potharaju, Mahesh Satyanarayana, Vicky Sachdeva, Nitin Prakash Sharma, Rajesh S. Pazhyannur
  • Publication number: 20210144602
    Abstract: In one example, a first base station entity provides, to a second base station entity, a first indication of a reference signal that is transmitted by a first user equipment that the first base station entity is serving. The first base station entity obtains, from the second base station entity, a second indication of whether the second base station entity has detected the reference signal. Based on the second indication, the first base station entity determines whether the second base station entity is within a range of the first user equipment.
    Type: Application
    Filed: November 12, 2019
    Publication date: May 13, 2021
    Inventors: Shailender Potharaju, Rajesh S. Pazhyannur