Patents by Inventor Ravi Kuchibhotla

Ravi Kuchibhotla 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: 20210168600
    Abstract: A method and apparatus provides for receiving a first connection reconfiguration message to configure at least one split bearer with a first logicalchannelidentity, terminated in the second cell group. A first security key for communication with the first cell group and a second security key for communication with the second cell group are applied. A second connection reconfiguration message is received, the second connection reconfiguration message including a counter having a count value for deriving a third security key for communication with the second cell group, wherein the third security key that was derived for communication with the second cell group is based on the count value of the received counter. The third security key is applied for communication with the second cell group, while continuing to use the first security key and the first MAC entity for communication with the first cell group, where continuing to use the first MAC entity includes not resetting the first MAC entity.
    Type: Application
    Filed: February 6, 2021
    Publication date: June 3, 2021
    Inventors: Prateek Basu Mallick, Joachim Löhr, Ravi Kuchibhotla
  • Publication number: 20210153070
    Abstract: Apparatuses, methods, and systems are disclosed for monitoring a QoS parameter. One UPF apparatus includes a network interface that receives a request to monitor a QoS parameter for a data connection of a remote unit and a processor that modifies a downlink packet to include an indication for a QoS monitoring report. Via the network interface, the processor receives a QoS monitoring result from the access network node in response to the modified downlink packet and determines a value of the QoS parameter based on delivery information of the downlink packet.
    Type: Application
    Filed: January 26, 2021
    Publication date: May 20, 2021
    Inventors: Genadi Velev, Prateek Basu Mallick, Joachim Löhr, Apostolis Salkintzis, Ravi Kuchibhotla
  • Patent number: 11006350
    Abstract: Minimum system information including at least cell access information to establish access with a cell can be transmitted, the minimum system information also including at least one indication indicating whether particular system information listed in scheduling information in the minimum system information is being broadcasted or not being broadcasted. A system information request message requesting transmission of non-minimum system information if the at least one indication indicates the non-minimum system information is not being broadcasted can be received, where the non-minimum system information may not be included in the minimum system information. The non-minimum system information can be transmitted either in response to the receiving of the system information request message or in response to the at least one indication indicating whether particular system information is being broadcasted.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: May 11, 2021
    Assignee: Motorola Mobility LLC
    Inventors: Prateek Basu Mallick, Joachim Lohr, Ravi Kuchibhotla
  • Publication number: 20210136718
    Abstract: A method and apparatus provides for establishing a communication connection between the network entity and the user equipment, while the user equipment has established and is maintaining an alternative communication connection with another network entity associated with a second one of the multiple networks. Flow management information is received from a shared common control element of the user equipment, which manages parallel user equipment activity including a flow of information between the user equipment and each of the multiple networks via the respective communication connections. The user equipment is communicated with in a manner which is consistent with the flow management information received from the shared common control element.
    Type: Application
    Filed: January 11, 2021
    Publication date: May 6, 2021
    Inventors: Prateek Basu Mallick, Joachim Löhr, Genadi Velev, Ravi Kuchibhotla, Alexander Golitschek Edler von Elbwart
  • Patent number: 10993196
    Abstract: Apparatuses, methods, and systems are disclosed for identifying synchronization signal/physical broadcast channel block occasions. One method includes identifying a plurality of synchronization signal/physical broadcast channel block occasions configured to enable reception of a plurality of synchronization signal/physical broadcast channel blocks. A first number of synchronization signal/physical broadcast channel block occasions of the plurality of synchronization signal/physical broadcast channel block occasions is greater than a maximum allowed number of synchronization signal/physical broadcast channel blocks of the plurality of synchronization signal/physical broadcast channel blocks. The method includes receiving the plurality of synchronization signal/physical broadcast channel blocks on a portion of the plurality of synchronization signal/physical broadcast channel block occasions.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: April 27, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Hyejung Jung, Alexander Johann Maria Golitschek Edler von Elbwart, Vijay Nangia, Prateek Basu Mallick, Joachim Loehr, Ravi Kuchibhotla, Robert T. Love
  • Patent number: 10993195
    Abstract: Apparatuses, methods, and systems are disclosed for determining a power headroom report. One method includes determining a power headroom report for transmission on a physical uplink shared channel resource corresponding to a configured grant. The method includes transmitting the power headroom report on the physical uplink shared channel resource, wherein: determining the power headroom report comprises determining whether the power headroom report is based on a real transmission or a reference format based on signaling for configured grants and downlink control information received up until a predetermined time before a first uplink symbol of the physical uplink shared channel resource; and the predetermined time is computed based on: a first parameter set to zero; and a subcarrier spacing of an active downlink bandwidth part of a scheduling cell for the configured grant.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: April 27, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Joachim Loehr, Ebrahim MolavianJazi, Vijay Nangia, Ravi Kuchibhotla
  • Patent number: 10986519
    Abstract: Apparatuses, methods, and systems are disclosed for reporting monitored parameter information. One method includes receiving an indication to monitor parameters in an idle mode. The method includes monitoring the parameters in the idle mode. The method includes transmitting a request to a first base station. The method includes, in response to not receiving a correct response from the first base station: performing a cell reselection resulting in selection of a second base station; and transmitting a failure report to the second base station. The failure report includes information corresponding to the parameters monitored in the idle mode.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: April 20, 2021
    Assignee: Motorola Mobility LLC
    Inventors: Andreas Kunz, Prateek Basu Mallick, Joachim Loehr, Genadi Velev, Ravi Kuchibhotla
  • Patent number: 10986667
    Abstract: Apparatuses, methods, and systems are disclosed for efficiently transmitting a scheduling request. One apparatus includes a processor and a transceiver that communicates with a mobile communication network. The processor initiates a random-access procedure for an uplink SR in response to a triggered SR and receives an uplink grant while the random-access procedure is ongoing. The processor prepares a buffer status report indicating a current buffer status and terminates the random-access procedure in response to transmitting the buffer status report.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: April 20, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Joachim Loehr, Prateek Basu Mallick, Ravi Kuchibhotla
  • Patent number: 10986535
    Abstract: For switching between packet duplication operating modes, methods, apparatus, and systems are disclosed. One apparatus includes a processor and a transceiver that communicates with a mobile communication network via a radio bearer. The processor determines whether PDCP packet duplication associated with the PDCP protocol entity is to be activated and, if so, communicates with a mobile communication network according to a packet duplication mode of operation. Otherwise, the processor determines whether a split threshold value of the PDCP protocol entity is set to a predefined value, communicates with the mobile communication network according to a first split bearer mode of operation in response to determining that the split threshold value is set to the predefined value, and communicates with the mobile communication network according to a second split bearer mode of operation in response to determining that the split threshold value is not set to the predefined value.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: April 20, 2021
    Assignee: Motorola Mobility LLC
    Inventors: Joachim Löhr, Prateek Basu Mallick, Ravi Kuchibhotla
  • Patent number: 10986595
    Abstract: Apparatuses, methods, and systems are transmitting and/or receiving a synchronization signal block. One method includes receiving a synchronization signal block. The method includes detecting a primary synchronization signal and a broadcast channel of the synchronization signal block. Receiving the synchronization signal block includes receiving at least one synchronization signal block of multiple synchronization signal blocks within a time window and the broadcast channel includes multiple sub-bands.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: April 20, 2021
    Assignee: Motorola Mobility LLC
    Inventors: Hyejung Jung, Vijay Nangia, Ravi Kuchibhotla, Ravikiran Nory, Ziad Ahmad, Robert Love
  • Patent number: 10985894
    Abstract: Apparatuses, methods, and systems are disclosed for activating a bandwidth part. One apparatus includes a transceiver that receives a control element from a base unit associated with an active serving cell. The first apparatus includes a processor that determines an ‘activation/deactivation’ status of a set of BWPs configured in the active serving cell using the control element. The processor selectively activates a first BWP from the set of BWPs in the active serving cell based on the determined activation/deactivation status.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: April 20, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Joachim Loehr, Alexander Johann Maria Golitschek Edler von Elbwart, Prateek Basu Mallick, Ravi Kuchibhotla
  • Patent number: 10986497
    Abstract: Apparatuses, methods, and systems are disclosed for key refresh triggering. One apparatus includes a transceiver and a processor that starts a counter corresponding to a UE having a small-data traffic pattern. In response to the transceiver receiving small-data traffic associated with the UE, the processor determines if a security key is valid based on a value of the counter. If the value of the counter indicates the security key is invalid, then the processor triggers a key refresh procedure. The processor relays the small-data traffic in response to the UE having a valid security key.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: April 20, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Andreas Kunz, Genadi Velev, Joachim Loehr, Prateek Basu Mallick, Ravi Kuchibhotla, Alexander Johann Maria Golitschek Edler von Elbwart
  • Patent number: 10986661
    Abstract: Apparatuses, methods, and systems are disclosed for transmitting a physical downlink shared channel after losing uplink synchronization. One method includes: transmitting first downlink control information that schedules a physical downlink control channel order; transmitting second downlink control information that schedules a physical downlink shared channel transmission; transmitting the physical downlink control channel order based on the first downlink control information; transmitting the physical downlink shared channel transmission based on the second downlink control information, wherein the physical downlink control channel order and at least a portion of the physical downlink shared channel transmission are transmitted after a remote unit loses an uplink synchronization and before the remote unit completes a physical random access channel procedure.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: April 20, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Prateek Basu Mallick, Alexander Johann Maria Golitschek Edler von Elbwart, Joachim Loehr, Hyejung Jung, Ravi Kuchibhotla, Vijay Nangia
  • Patent number: 10986593
    Abstract: Apparatuses, methods, and systems are disclosed for uplink power control. One method includes: receiving a message that configures a set of resources that each includes a downlink resource or an uplink sounding resource and is associated with an uplink transmission beam pattern; receiving scheduling information for an uplink transmission that is associated with a resource of the set of resources; determining an uplink transmission beam pattern associated with the resource; determining a configured maximum output power for the uplink transmission beam pattern that is based on an antenna array property associated with the uplink transmission beam pattern; determining a transmit power for the uplink transmission based on the configured maximum output power; and performing the uplink transmission using the uplink transmission beam pattern based on the transmit power.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: April 20, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Ebrahim MolavianJazi, Vijay Nangia, Hyejung Jung, Colin D. Frank, Robert T. Love, Ravi Kuchibhotla, Hossein Bagheri
  • Patent number: 10980046
    Abstract: A determination can be made that a power headroom report has been triggered. An allocated slot on a first serving cell can overlap with multiple slots on a second serving cell. A first power headroom report can be generated for the allocated slot on the first serving cell. A second power headroom report can be generated for the second serving cell. The second power headroom report can be generated for a first slot of the multiple overlapping slots on the second serving cell that fully overlaps with the allocated slot on the first serving cell. The first power headroom report and the second power headroom report can be transmitted in the uplink transmission in the allocated slot on the first serving cell. The first power headroom report and the second power headroom report can be Type 1 power headroom reports.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: April 13, 2021
    Assignee: Motorola Mobility LLC
    Inventors: Joachim Lohr, Prateek Basu Mallick, Ravi Kuchibhotla
  • Patent number: 10979957
    Abstract: Apparatuses, methods, and systems are disclosed for assessing a radio link quality using resources corresponding to bandwidth parts. One method includes receiving first information including a plurality of reference signal resource sets for a plurality of bandwidth parts. Each reference signal resource set of the plurality of reference signal resource sets corresponds to a bandwidth part of the plurality of bandwidth parts. The method includes receiving a plurality of spatial quasi-co-location information corresponding to a plurality of reference signal resources of the plurality of reference signal resource sets. The method includes assessing a radio link quality based on the plurality of spatial quasi-co-location information.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: April 13, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Hyejung Jung, Prateek Basu Mallick, Joachim Loehr, Vijay Nangia, Ravi Kuchibhotla
  • Patent number: 10972948
    Abstract: Apparatuses, methods, and systems are disclosed for random access skip configuration. One method includes receiving a handover command message from a first cell, wherein: the handover command message includes first information that indicates a configuration of a second cell, random access channel resources on the second cell, and a first reference signals associated with the second cell; each of the first reference signals is associated with a random access channel resource; second information indicates skip configurations and second reference signals are associated with the second cell; and each of the second reference signals is associated with a random access skip configuration. The method includes receiving a first set of downlink reference signals and a second set of downlink reference signals. The method includes, selecting a first downlink reference signal and determining whether to perform a random access procedure.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: April 6, 2021
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Hyejung Jung, Prateek Basu Mallick, Joachim Loehr, Ravi Kuchibhotla, Vijay Nangia, Ebrahim MolavianJazi, Robert T. Love
  • Publication number: 20210100041
    Abstract: Apparatuses, methods, and systems are disclosed for random access configuration. One method includes receiving a first cell-defining synchronization signal block on a carrier. The method includes synchronizing to the first cell-defining synchronization signal block. The method includes receiving a first system information message associated with a first serving cell of the first cell-defining synchronization signal block. The first system information message includes a first random access channel configuration. The method includes receiving a bandwidth part configuration via a dedicated message from the first serving cell that indicates a bandwidth part configured with a second random access channel configuration. The method includes performing random access according to the second random access channel configuration in the bandwidth part of the first serving cell.
    Type: Application
    Filed: December 14, 2020
    Publication date: April 1, 2021
    Inventors: Hyejung Jung, Vijay Nangia, Ravi Kuchibhotla
  • Publication number: 20210092789
    Abstract: Apparatuses, methods, and systems are disclosed for providing a radio link failure indication. One method includes counting a number of consecutive discontinuous indications. The method includes comparing the number of consecutive discontinuous indications to a predetermined threshold. The method includes, in response to the number of consecutive discontinuous indications being greater than the predetermined threshold, providing a radio link failure indication.
    Type: Application
    Filed: June 22, 2020
    Publication date: March 25, 2021
    Inventors: Prateek Basu Mallick, Karthikeyan Ganesan, Joachim Loehr, Ravi Kuchibhotla, Alexander Johann Maria Golitschek Edler von Elbwart
  • Publication number: 20210084586
    Abstract: Apparatuses, methods, and systems are disclosed for reporting transmission for discontinuous reception. One method includes determining whether a symbol occurs within a discontinuous reception on duration time period. The method includes, in response to determining that the symbol occurs within the discontinuous reception on duration time period, determining whether to transmit a report. The method includes transmitting the report regardless of whether a discontinuous reception on duration timer is running.
    Type: Application
    Filed: July 15, 2020
    Publication date: March 18, 2021
    Inventors: Joachim Loehr, Prateek Basu Mallick, Ravi Kuchibhotla