Patents by Inventor Meghna Agrawal

Meghna Agrawal 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: 20210351783
    Abstract: A delta-sigma modulator includes a first integrator and a comparator. The comparator's positive input couples to the first integrator's positive output, and the comparator's negative input couples to the first integrator's negative output. A first current DAC comprises a current source device, and first and second transistors. The first transistor has a first transistor control input and first and second current terminals. The first current terminal couples to the current source device, and the second current terminal couples to the first integrator positive output. The second transistor has a second transistor control input and third and fourth current terminals. The third current terminal couples to the current source device, and the fourth current terminal couples to the first integrator negative output. A first capacitive device couples to the second transistor control input and to both the second current terminal and the first integrator positive output.
    Type: Application
    Filed: July 20, 2021
    Publication date: November 11, 2021
    Inventor: Meghna AGRAWAL
  • Patent number: 11115044
    Abstract: A delta-sigma modulator includes a first integrator and a comparator. The comparator's positive input couples to the first integrator's positive output, and the comparator's negative input couples to the first integrator's negative output. A first current DAC comprises a current source device, and first and second transistors. The first transistor has a first transistor control input and first and second current terminals. The first current terminal couples to the current source device, and the second current terminal couples to the first integrator positive output. The second transistor has a second transistor control input and third and fourth current terminals. The third current terminal couples to the current source device, and the fourth current terminal couples to the first integrator negative output. A first capacitive device couples to the second transistor control input and to both the second current terminal and the first integrator positive output.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: September 7, 2021
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventor: Meghna Agrawal
  • Patent number: 11082816
    Abstract: A wireless communication device includes: a memory; a transceiver; and a processor communicatively coupled to the memory and to the transceiver and configured to: obtain a first device identity for each of a plurality of first radio-frequency (RF) devices each configured to transmit a wireless RF signal; obtain a mobility status for each of the plurality of first RF devices, the mobility status indicative of whether the respective first RF device is expected to be mobile or static; obtain an RF signal measurement for each of the plurality of first RF devices; and produce a profile of the plurality of first RF devices using the first device identity for each of the plurality of first RF devices, the mobility status for each of the plurality of first RF devices, and the RF signal measurement for each of the plurality of first RF devices.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: August 3, 2021
    Assignee: QUALCOMM Incorporated
    Inventors: Meghna Agrawal, Sai Pradeep Venkatraman, Weihua Gao, Ju-Yong Do, Gengsheng Zhang
  • Patent number: 11082818
    Abstract: Techniques are provided which may be implemented using various methods and/or apparatuses in a mobile device to request a transport vehicle. Techniques are provided which may be implemented using various methods and/or apparatuses in a transport vehicle to respond to a request from a mobile device. Various embodiments include customer and transport authentication and security techniques. Various embodiments include location update techniques to enable a transport vehicle to navigate to a mobile device, even in areas of low position accuracy for traditional GNSS and terrestrial transceiver-based systems.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: August 3, 2021
    Assignee: QUALCOMM Incorporated
    Inventors: Sai Pradeep Venkatraman, Meghna Agrawal, Weihua Gao
  • Publication number: 20210227415
    Abstract: Apparatuses, methods, and systems for data source reporting are disclosed. A method includes receiving, by a network provider, data types a customer user is to have reported from one or more data sources of the customer user, wherein the reporting is from data sources, and wherein the wireless reporting is through a wireless uplink between the data sources to a base station, providing, by the network provider, options of data packages to the customer, wherein the options of data packages are selected from the set of data packages based on the data types provided by the customer user, and receiving, by the network provider, from the customer user, a selection of a data package from the provided options of data packages, wherein the selected data package includes one or more data types, and when data within the selected data package are to be reported.
    Type: Application
    Filed: April 1, 2021
    Publication date: July 22, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Jennifer Cooper, Andrew Nuttall, Meghna Agrawal
  • Publication number: 20210212080
    Abstract: Apparatuses, methods, and systems for data source reporting are disclosed. A method includes receiving, by a base station, a preamble from a set of one or more data sources during a scheduled time slot, receiving, by the base station, a virtual preamble from during the scheduled time slot, wherein the virtual preamble is associated with another set of one or more data sources, generating, by the base station, responses to both the preamble and the virtual preamble, wherein the responses include scheduled time and frequency allocations for uplink communication from the set of one or more data sources and the other set of one or more data sources, and transmitting, by the base station, the responses to the set of one or more data sources and the other set of one or more data sources.
    Type: Application
    Filed: March 8, 2021
    Publication date: July 8, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Meghna Agrawal, Andrew Nuttall
  • Publication number: 20210185630
    Abstract: A system includes: an interface; and a processor configured to: receive one or more search criteria from the interface, the one or more search criteria being a first portion of a search query; determine a second portion of the search query based on the first portion of the search query and an association of the first portion of the search query with an entity, the search query being a request for a location of a target device associated with the entity; cause a transceiver of the interface to transmit the search query wirelessly in one or more outbound electronic signals to a first intermediate device; receive one or more inbound electronic signals from the first intermediate device via the interface, the one or more inbound electronic signals including a location of the target device; and cause the interface to provide an indication of the location of the target device.
    Type: Application
    Filed: September 24, 2020
    Publication date: June 17, 2021
    Inventors: Ju-Yong DO, Sai Pradeep VENKATRAMAN, Weihua GAO, Meghna AGRAWAL, Gengsheng ZHANG
  • Patent number: 10999755
    Abstract: Apparatuses, methods, and systems for data source reporting are disclosed. A method includes receiving, by a network provider, data types a customer user is to have reported from one or more data sources of the customer user, wherein the reporting is from data sources, and wherein the wireless reporting is through a wireless uplink between the data sources to a base station, providing, by the network provider, options of data packages to the customer, wherein the options of data packages are selected from the set of data packages based on the data types provided by the customer user, and receiving, by the network provider, from the customer user, a selection of a data package from the provided options of data packages, wherein the selected data package includes one or more data types, and how and when data within the selected data package are to be reported.
    Type: Grant
    Filed: October 19, 2019
    Date of Patent: May 4, 2021
    Assignee: Skylo Technologies, Inc.
    Inventors: Jennifer Cooper, Andrew Nuttall, Meghna Agrawal
  • Publication number: 20210120445
    Abstract: Apparatuses, methods, and systems for data source reporting are disclosed. A method includes receiving, by a network provider, data types a customer user is to have reported from one or more data sources of the customer user, wherein the reporting is from data sources, and wherein the wireless reporting is through a wireless uplink between the data sources to a base station, providing, by the network provider, options of data packages to the customer, wherein the options of data packages are selected from the set of data packages based on the data types provided by the customer user, and receiving, by the network provider, from the customer user, a selection of a data package from the provided options of data packages, wherein the selected data package includes one or more data types, and how and when data within the selected data package are to be reported.
    Type: Application
    Filed: October 19, 2019
    Publication date: April 22, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Jennifer Cooper, Andrew Nuttall, Meghna Agrawal
  • Publication number: 20210120566
    Abstract: Apparatuses, methods, and systems for data source reporting are disclosed. A method includes receiving, by a base station, one or more preambles from a set of one or more data sources during a scheduled time slot, receiving, by the base station, one or more virtual preambles from a network server during the scheduled time slot, wherein the one or more virtual preambles are associated with another set of one or more data sources, generating, by the base station, responses to the preambles and the virtual preambles, wherein the responses included scheduled time and frequency allocations for uplink communication from the set of one or more data sources and the other set of one or more data sources, and transmitting, by the base station, the responses to the set of one or more data sources and the other set of one or more data sources.
    Type: Application
    Filed: October 19, 2019
    Publication date: April 22, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Meghna Agrawal, Andrew Nuttall
  • Patent number: 10986646
    Abstract: Apparatuses, methods, and systems for data source reporting are disclosed. A method includes receiving, by a base station, one or more preambles from a set of one or more data sources during a scheduled time slot, receiving, by the base station, one or more virtual preambles from a network server during the scheduled time slot, wherein the one or more virtual preambles are associated with another set of one or more data sources, generating, by the base station, responses to the preambles and the virtual preambles, wherein the responses included scheduled time and frequency allocations for uplink communication from the set of one or more data sources and the other set of one or more data sources, and transmitting, by the base station, the responses to the set of one or more data sources and the other set of one or more data sources.
    Type: Grant
    Filed: October 19, 2019
    Date of Patent: April 20, 2021
    Assignee: Skylo Technologies, Inc.
    Inventors: Meghna Agrawal, Andrew Nuttall
  • Publication number: 20210099186
    Abstract: A delta-sigma modulator includes a first integrator and a comparator. The comparator's positive input couples to the first integrator's positive output, and the comparator's negative input couples to the first integrator's negative output. A first current DAC comprises a current source device, and first and second transistors. The first transistor hays a first transistor control input and first and second current terminals. The first current terminal couples to the current source device, and the second current terminal couples to the first integrator positive output. The second transistor has a second transistor control input and third and fourth current terminals. The third current terminal couples to the current source device, and the fourth current terminal couples to the first integrator negative output. A first capacitive device couples to the second transistor control input and to both the second current terminal and the first integrator positive output.
    Type: Application
    Filed: June 25, 2020
    Publication date: April 1, 2021
    Inventor: Meghna AGRAWAL
  • Patent number: 10965310
    Abstract: A circuit includes a transconductance stage having first and second outputs. The circuit also includes a comparator having first and second inputs. The first input is coupled to the first output, and the second input is coupled to the second output. The comparator includes first through fifth transistors and a pair of cross-coupled transistors. The pair of cross-coupled transistors is coupled to the second current terminals of the first and second transistors. The second current terminal of the third transistor is coupled to the second current terminal of the first transistor, and the first current terminals of the first, second, and third transistors are coupled together. The second current terminals of the fourth and fifth transistors are coupled together and to the control input of the third transistor.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: March 30, 2021
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventor: Meghna Agrawal
  • Publication number: 20210091849
    Abstract: Apparatuses, methods, and systems for coordinated access to a wireless link through data profiles are disclosed. One method includes receiving through the wireless link, by each hub associated with a base station, one or more data profiles from a network management element, receiving, by each hub, data from data sources associated with the hub, controlling, by each hub, a timing of communication of the data for each of the data sources from the hub to the base station through the wireless satellite link based on the one or more data profiles, monitoring reporting times of different data sources of different hubs over time, allocating preamble codes to each of the data sources, wherein different preamble codes are allocated to different data sources of different hubs that report within a margin of time of each other, and inserting the allocated preamble codes into packets of each of the data sources.
    Type: Application
    Filed: December 10, 2020
    Publication date: March 25, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Andrew Nuttall, Vijay Lewis, Sreedhar Sambangi, Meghna Agrawal
  • Patent number: 10957201
    Abstract: Disclosed is a method and apparatus for managing a driving plan of an autonomous vehicle. The method may include obtaining observations of a neighboring vehicle using one or more sensors of the autonomous vehicle. The method may also include classifying one or more behavioral driving characteristics of the neighboring vehicle based on the observations. Furthermore, the method may include updating the driving plan based on a classification of the one or more behavioral driving characteristics of the neighboring vehicle, and controlling one or more operations of the autonomous vehicle based on the updated driving plan.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: March 23, 2021
    Assignee: QUALCOMM Incorporated
    Inventors: Ju-Yong Do, Sai Pradeep Venkatraman, Meghna Agrawal, Weihua Gao, Gengsheng Zhang
  • Publication number: 20210058149
    Abstract: Apparatuses, methods, and systems of hub communication with a satellite network or a terrestrial network are disclosed. One method includes detecting presence of the satellite network, detecting, by the hub, presence of a terrestrial network, selecting to connect to one of the satellite network or the terrestrial network based on a priority ruleset, estimating a propagation delay between the hub and a base station of the satellite network when the satellite network is selected, adjusting a timing offset between transmit and receive radio frames at the hub based on whether the satellite network or the terrestrial network is selected, and based at least on the propagation delay and a fixed frame offset between uplink and downlink frames at base station, and communicating with the base station of the satellite network or a base station of the terrestrial network.
    Type: Application
    Filed: April 17, 2020
    Publication date: February 25, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Andrew Nuttall, Moshe Noah, Vijay Lewis, Meghna Agrawal, Kalle Ruttik, Yihenew Dagne Beyene, Barry Winata
  • Publication number: 20210058180
    Abstract: Apparatuses, methods, and systems for dynamically estimating a propagation time between a first node and a second node of a wireless network are disclosed. One method includes receiving, by the second node, from the first node a packet containing a first timestamp representing the transmit time of the packet, receiving, by the second node, from a local time source, a second timestamp corresponding with a time of reception of the first timestamp received from the first node, calculating a time difference between the first timestamp and the second timestamp, storing the time difference between the first timestamp and the second timestamp, calculating a predictive model for predicting the propagation time based the time difference between the first timestamp and the second timestamp, and estimating the propagation time between the first node and the second node at a time by querying the predictive model with the time.
    Type: Application
    Filed: December 18, 2019
    Publication date: February 25, 2021
    Applicant: Skylo Technologies, Inc.
    Inventors: Meghna Agrawal, Andrew Nuttall
  • Publication number: 20210045082
    Abstract: A method of registering a target device includes: receiving a first indication to initiate a registration; and determining a suggested registration location and/or or a suggested registration name. The method further includes: providing a second indication of at least one of the suggested registration location or the suggested registration name; providing a third indication requesting at least one of whether the suggested registration location is accepted or whether the suggested registration name is accepted; receiving a fourth indication indicating at least one of whether the suggested registration location is accepted or whether the suggested registration name is accepted; and registering the target device by storing target device information based on the fourth indication.
    Type: Application
    Filed: September 16, 2020
    Publication date: February 11, 2021
    Inventors: Ju-Yong DO, Sai Pradeep VENKATRAMAN, Weihua GAO, Meghna AGRAWAL, Gengsheng ZHANG
  • Patent number: 10897305
    Abstract: Apparatuses, methods, and systems for coordinated access to a satellite link through data profiles are disclosed. A method includes providing, by each of a plurality of hubs, a unique identifier to a network management element associated with a base station, wherein the providing includes wirelessly transmitting, by each of the hubs, the unique identifier to the base station through a wireless satellite link, receiving through the wireless satellite link, by each hub, one or more data profiles back from the network management element wherein each of the one or more data profiles correspond with one or more data sources associated with the hub, and controlling, by each hub, a timing of communication of the data for each of the one or more data sources from the hub to the base station through the wireless satellite link based on the data profile corresponding with the data source.
    Type: Grant
    Filed: April 27, 2019
    Date of Patent: January 19, 2021
    Assignee: Skylo Technologies, Inc.
    Inventors: Andrew Nuttall, Vijay Lewis, Sreedhar Sambangi, Meghna Agrawal
  • Patent number: 10856119
    Abstract: Techniques are provided which may be implemented using various methods and/or apparatuses in a mobile device to request a transport vehicle. Techniques are provided which may be implemented using various methods and/or apparatuses in a transport vehicle to respond to a request from a mobile device. Various embodiments include customer and transport authentication and security techniques. Various embodiments include location update techniques to enable a transport vehicle to navigate to a mobile device, even in areas of low position accuracy for traditional GNSS and terrestrial transceiver-based systems.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: December 1, 2020
    Assignee: QUALCOMM Incorporated
    Inventors: Sai Pradeep Venkatraman, Meghna Agrawal, Weihua Gao