Patents by Inventor Sam Padinjaremannil Alex

Sam Padinjaremannil Alex 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: 11852711
    Abstract: A device may include a first ultra-wideband (UWB) antenna and one or more processors. The one or more processors may be configured to establish a plurality of respective connections with a plurality of second devices each having a respective UWB antenna. The device may identify an interference condition for at least one of the plurality of connections. The device may update a configuration for traffic sent via the at least one of the plurality of connections according to the identified interference condition, and can transmit a first packet to one of the plurality of second devices according to the updated configuration.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: December 26, 2023
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, Carlos Horacio Aldana
  • Patent number: 11843668
    Abstract: Disclosed herein are related to a system and a method of coordinating among artificial reality links. In one approach, a system comprising a first console for executing an application for artificial reality may include a wireless communication interface and a processor. The processor may be configured to send, via the wireless communication interface, a first message comprising a first plurality of parameters and a first schedule for access to a shared wireless channel by the first console, receive, from a second console via the wireless communication interface, a second message comprising a second plurality of parameters and a second schedule for access to the shared wireless channel by the second console, update, responsive to the second message, the first plurality of parameters and the first schedule, and/or send, via the wireless communication interface, a third message comprising the updated first plurality of parameters and the updated first schedule.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: December 12, 2023
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Publication number: 20230396926
    Abstract: In one aspect, the systems and methods described herein may include a first device comprising a first ultra-wideband (UWB) antenna. The first device may establish a connection with a second device having a second UWB antenna. The first device may determine an orientation of the first device relative to the second device, according to one or more UWB measurements between the first UWB antenna of the first device and the second UWB antenna of the second device. The first device may receive audio signals corresponding to the second device, and can render the audio signals into audio output to a user of the first device according to the determined orientation.
    Type: Application
    Filed: August 15, 2023
    Publication date: December 7, 2023
    Applicant: Meta Platforms Technologies, LLC
    Inventors: Nabeel Ahmed, Sebastian Sztuk, Sam Padinjaremannil Alex, Kirk Erik Burgess, Ankit Brahmbhatt
  • Patent number: 11838369
    Abstract: Disclosed herein are related to a system and a method of reducing contention in accessing a wireless link. In one aspect, a first device includes a transceiver configured to communicate with a second device via a wireless link. In one aspect, the first device includes a processor configured to determine that a type of content to be transferred between the first device and the second device through the wireless link. In one aspect, the processor is configured to modify one or more parameters for the first device to access the wireless link, from a first set of values to a second set of values, in response to determining that the type of content is artificial reality. In one aspect, the processor is configured to cause the transceiver to access the wireless link using the second set of values.
    Type: Grant
    Filed: May 9, 2022
    Date of Patent: December 5, 2023
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Nabeel Ahmed, Sam Padinjaremannil Alex, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Patent number: 11729551
    Abstract: In one aspect, the systems and methods described herein may include a first device comprising a first ultra-wideband (UWB) antenna. The first device may establish a connection with a second device having a second UWB antenna. The first device may determine an orientation of the first device relative to the second device, according to one or more UWB measurements between the first UWB antenna of the first device and the second UWB antenna of the second device. The first device may receive audio signals corresponding to the second device, and can render the audio signals into audio output to a user of the first device according to the determined orientation.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: August 15, 2023
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Nabeel Ahmed, Sebastian Sztuk, Sam Padinjaremannil Alex, Kirk Erik Burgess, Ankit Brahmbhatt
  • Patent number: 11540204
    Abstract: Disclosed herein are related to a system and a method of enforcing fairness in airtime utilization among devices including artificial reality devices. In one approach, a system as a first device may be configured to monitor, via the wireless communication interface, a wireless channel. The processor may be configured to determine information about other devices using the wireless channel. The processor may be configured to determine a target share of the wireless channel for use by the first device in communicating data for the artificial reality, according to the information about the other devices using the wireless channel. The processor may be configured to access, via the wireless communication interface, the wireless channel according to (1) the target share of the wireless channel and (2) a combined level of usage of the wireless channel by the first device and the other devices.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: December 27, 2022
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Nabeel Ahmed, Sam Padinjaremannil Alex, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Patent number: 11538133
    Abstract: Disclosed herein are related to a system and a method of time alignment in an AR/VR environment. In one approach, a device including a console or head wearable display (HWD) may determine a wireless transfer window corresponding to a wireless data transmission between the HWD and the console. The device may determine one or more first processes to be performed by the device to enable the wireless data transmission. The device may schedule the one or more first processes according to the wireless transfer window. The device may perform the wireless data transmission within the wireless transfer window responsive to the one or more first processes.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: December 27, 2022
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Publication number: 20220304084
    Abstract: The systems and methods described herein may involve establishing a connection between a first device and a second device. The connection may include a data channel for data traffic and control channel for control traffic. The first device may transmit a management frame to the second device. The second device may validate the management frame, and may transmit data according to the management frame, which may include transmitting control traffic on the data channel responsive to one or more metrics for the data channel satisfying a threshold criteria for the control channel.
    Type: Application
    Filed: December 30, 2021
    Publication date: September 22, 2022
    Inventors: Nabeel Ahmed, Sam Padinjaremannil Alex
  • Publication number: 20220303680
    Abstract: In one aspect, the systems and methods described herein may include a first device comprising a first ultra-wideband (UWB) antenna. The first device may establish a connection with a second device having a second UWB antenna. The first device may determine an orientation of the first device relative to the second device, according to one or more UWB measurements between the first UWB antenna of the first device and the second UWB antenna of the second device. The first device may receive audio signals corresponding to the second device, and can render the audio signals into audio output to a user of the first device according to the determined orientation.
    Type: Application
    Filed: December 30, 2021
    Publication date: September 22, 2022
    Inventors: Nabeel Ahmed, Sebastian Sztuk, Sam Padinjaremannil Alex, Kirk Erik Burgess, Ankit Brahmbhatt
  • Publication number: 20220299617
    Abstract: In one aspect, the systems and methods may automatically trigger ranging include a device which may establish a connection between a first device comprising a first ultra-wideband (UWB) antenna and a second device having a second UWB antenna. The device may receive from one or more motion sensors of the first device, motion data of the first device during an inactive ranging phase. The device may determine to switch from the inactive ranging phase to an active ranging phase responsive to the motion data indicating motion of the first device satisfying a threshold criteria. The device may perform a first ranging operation between the first device and the second device using the first UWB antenna of the first device and the second UWB antenna of the second device, responsive to switching from the inactive ranging phase to the active ranging phase.
    Type: Application
    Filed: December 30, 2021
    Publication date: September 22, 2022
    Inventors: Nabeel Ahmed, Sam Padinjaremannil Alex
  • Publication number: 20220303819
    Abstract: A device may include a first ultra-wideband (UWB) antenna and one or more processors. The one or more processors may be configured to establish a plurality of respective connections with a plurality of second devices each having a respective UWB antenna. The device may identify an interference condition for at least one of the plurality of connections. The device may update a configuration for traffic sent via the at least one of the plurality of connections according to the identified interference condition, and can transmit a first packet to one of the plurality of second devices according to the updated configuration.
    Type: Application
    Filed: December 30, 2021
    Publication date: September 22, 2022
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, Carlos Horacio Aldana
  • Publication number: 20220247837
    Abstract: Disclosed herein are related to a system and a method of coordinating among artificial reality links. In one approach, a system comprising a first console for executing an application for artificial reality may include a wireless communication interface and a processor. The processor may be configured to send, via the wireless communication interface, a first message comprising a first plurality of parameters and a first schedule for access to a shared wireless channel by the first console, receive, from a second console via the wireless communication interface, a second message comprising a second plurality of parameters and a second schedule for access to the shared wireless channel by the second console, update, responsive to the second message, the first plurality of parameters and the first schedule, and/or send, via the wireless communication interface, a third message comprising the updated first plurality of parameters and the updated first schedule.
    Type: Application
    Filed: February 15, 2022
    Publication date: August 4, 2022
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Patent number: 11362703
    Abstract: Embodiments of the present disclosure support a head-mounted display (HMD) wirelessly coupled to a console. The HMD includes a positional tracking system, a beam controller and a transceiver. The positional tracking system tracks position of the HMD and generates positional information describing the tracked position of the HMD. The transceiver communicates with a console via a wireless channel, in accordance with communication instructions, the communication instructions causing the transceiver to communicate over one directional beam of a plurality of directional beams. The beam controller determines a change in the positional information. Based on the change to the positional information, the beam controller determines a directional beam of the plurality of directional beams. The beam controller further generates the communication instructions identifying the determined directional beam, and provides the communication instructions to the transceiver.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: June 14, 2022
    Assignee: Facebook Technologies, LLC
    Inventors: Qi Qu, Ganesh Venkatraman, Hongyu Zhou, Ryan Hamilton Brown, Oskar Linde, Lyle David Bainbridge, Matthew James Devoe, Ali Yazdan, Sam Padinjaremannil Alex, Nirav Rajendra Patel
  • Patent number: 11330460
    Abstract: Disclosed herein are related to a system and a method of reducing contention in accessing a wireless link. In one aspect, a first device includes a transceiver configured to communicate with a second device via a wireless link. In one aspect, the first device includes a processor configured to determine that a type of content to be transferred between the first device and the second device through the wireless link. In one aspect, the processor is configured to modify one or more parameters for the first device to access the wireless link, from a first set of values to a second set of values, in response to determining that the type of content is artificial reality. In one aspect, the processor is configured to cause the transceiver to access the wireless link using the second set of values.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: May 10, 2022
    Assignee: FACEBOOK TECHNOLOGIES, LLC
    Inventors: Nabeel Ahmed, Sam Padinjaremannil Alex, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Patent number: 11252262
    Abstract: Disclosed herein are related to a system and a method of coordinating among artificial reality links. In one approach, a system comprising a first console for executing an application for artificial reality may include a wireless communication interface and a processor. The processor may be configured to send, via the wireless communication interface, a first message comprising a first plurality of parameters and a first schedule for access to a shared wireless channel by the first console, receive, from a second console via the wireless communication interface, a second message comprising a second plurality of parameters and a second schedule for access to the shared wireless channel by the second console, update, responsive to the second message, the first plurality of parameters and the first schedule, and/or send, via the wireless communication interface, a third message comprising the updated first plurality of parameters and the updated first schedule.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: February 15, 2022
    Assignee: Facebook Technologies, LLC
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Publication number: 20210126988
    Abstract: Disclosed herein are related to a system and a method of coordinating among artificial reality links. In one approach, a system comprising a first console for executing an application for artificial reality may include a wireless communication interface and a processor. The processor may be configured to send, via the wireless communication interface, a first message comprising a first plurality of parameters and a first schedule for access to a shared wireless channel by the first console, receive, from a second console via the wireless communication interface, a second message comprising a second plurality of parameters and a second schedule for access to the shared wireless channel by the second console, update, responsive to the second message, the first plurality of parameters and the first schedule, and/or send, via the wireless communication interface, a third message comprising the updated first plurality of parameters and the updated first schedule.
    Type: Application
    Filed: July 22, 2020
    Publication date: April 29, 2021
    Inventors: Sam Padinjaremannil Alex, Nabeel Ahmed, William Louis Abbott, Fabrizio Guerrieri, Payam Torab Jahromi
  • Patent number: 10812152
    Abstract: Embodiments of the present disclosure support a head-mounted display (HMD) wirelessly coupled to a console. The HMD includes a positional tracking system, a beam controller and a transceiver. The positional tracking system tracks position of the HMD and generates positional information describing the tracked position of the HMD. The transceiver communicates with a console via a wireless channel, in accordance with communication instructions, the communication instructions causing the transceiver to communicate over one directional beam of a plurality of directional beams. The beam controller determines a change in the positional information. Based on the change to the positional information, the beam controller determines a directional beam of the plurality of directional beams. The beam controller further generates the communication instructions identifying the determined directional beam, and provides the communication instructions to the transceiver.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: October 20, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Qi Qu, Ganesh Venkatraman, Hongyu Zhou, Ryan Hamilton Brown, Oskar Linde, Lyle David Bainbridge, Matthew James Devoe, Ali Yazdan, Sam Padinjaremannil Alex, Nirav Rajendra Patel
  • Patent number: 10715242
    Abstract: Apparatuses, methods, and systems for grouping antenna elements to enhance an antenna array response resolution, are disclosed. One method includes selecting a plurality of groups of antenna elements from an antenna array, wherein each group includes a plurality of antenna elements of the antenna array, determining an optimal phase setting for a beam directed from each group to a target device, and characterizing each of the groups including adjusting a phase of an electronic signal passing through each of the antenna elements of the group based on the optimal phase setting of the group, adjusting an amplitude ai of the electronic signal the passing through each of the antenna elements of the group to compensate for a loss of antenna array gain of the antenna array due to grouping of the antenna elements, and storing the adjusted phase and adjusted amplitude for each of the antenna element.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: July 14, 2020
    Assignee: Facebook, Inc.
    Inventors: Ahmed Gamal Helmy Mohamed, Krishna Srikanth Gomadam, Sam Padinjaremannil Alex, Walid Ali-Ahmad
  • Patent number: 10686511
    Abstract: Apparatuses, methods, and systems for simultaneous communication through multiple beams of a wireless node, are disclosed. One apparatus includes a node, that includes a beamforming network, an antenna array, and a controller. The beamforming network operates to receive a plurality of communication signals and generate a plurality of delayed signals. The antenna array generates an antenna pattern that includes a plurality of beams, wherein the plurality of beams is divided into a plurality of groups. The controller operates to control simultaneous communication of the node with a plurality of transceivers, including the node communicating with a first transceiver through a selected beam of a first group of beams and simultaneously the node communicating with another transceiver through a corresponding beam of another group of beams.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: June 16, 2020
    Assignee: Facebook, Inc.
    Inventors: Hongyu Zhou, Qi Qu, Sam Padinjaremannil Alex
  • Patent number: 10659110
    Abstract: Embodiments of the present disclosure support a head-mounted display (HMD) wirelessly coupled to a console. The HMD includes a positional tracking system, a beam controller and a transceiver. The positional tracking system tracks position of the HMD and generates positional information describing the tracked position of the HMD. The transceiver communicates with a console via a wireless channel, in accordance with communication instructions, the communication instructions causing the transceiver to communicate over one directional beam of a plurality of directional beams. The beam controller determines a change in the positional information. Based on the change to the positional information, the beam controller determines a directional beam of the plurality of directional beams. The beam controller further generates the communication instructions identifying the determined directional beam, and provides the communication instructions to the transceiver.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: May 19, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Qi Qu, Ganesh Venkatraman, Hongyu Zhou, Ryan Hamilton Brown, Oskar Linde, Lyle David Bainbridge, Matthew James Devoe, Ali Yazdan, Sam Padinjaremannil Alex, Nirav Rajendra Patel