Patents by Inventor Benoît Lachal

Benoît Lachal 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).

  • Ultrasonic range sensing enables measured social contact
    Patent number: 11686804
    Abstract: A method, system and computer readable medium for Ultrasound contact tracing comprising receiving one or more advertise messages determining a base station from the one or more advertise messages wherein the base station generates a broadcast order from at least the one or more advertise messages. A broadcast order is determined and an ultrasound message is sent according to the broadcast order. A detection period for ultrasound messages is initiated according to the broadcast order and a user may be notified of a detected ultrasound message.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: June 27, 2023
    Assignee: InvenSense, Inc.
    Inventors: Richard J. Przybyla, Sebastien Riccardi, Benoît Lachal
  • ULTRASONIC RANGE SENSING ENABLES MEASURED SOCIAL CONTACT
    Publication number: 20210215786
    Abstract: A method, system and computer readable medium for Ultrasound contact tracing comprising receiving one or more advertise messages determining a base station from the one or more advertise messages wherein the base station generates a broadcast order from at least the one or more advertise messages. A broadcast order is determined and an ultrasound message is sent according to the broadcast order. A detection period for ultrasound messages is initiated according to the broadcast order and a user may be notified of a detected ultrasound message.
    Type: Application
    Filed: March 29, 2021
    Publication date: July 15, 2021
    Inventors: Richard J. Przybyla, Sebastien Riccardi, Benoît Lachal