The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 29, 2025

Filed:

Apr. 21, 2023
Applicant:

Tata Consultancy Services Limited, Mumbai, IN;

Inventors:

Amit Swain, Kolkata, IN;

Chirabrata Bhaumik, Kolkata, IN;

Brojeshwar Bhowmick, Kolkata, IN;

Avik Ghose, Kolkata, IN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/01 (2006.01); G01S 17/89 (2020.01); G06T 5/00 (2024.01); G06T 5/70 (2024.01); G06T 7/10 (2017.01); G06T 7/70 (2017.01); G06V 40/10 (2022.01);
U.S. Cl.
CPC ...
G06F 3/011 (2013.01); G01S 17/89 (2013.01); G06T 5/70 (2024.01); G06T 7/10 (2017.01); G06T 7/70 (2017.01); G06V 40/10 (2022.01);
Abstract

This disclosure relates generally to system and method for ambient intelligence based user interaction. Prior methods for touchless user interaction are sensitive to ambient temperature in a lab environment, susceptible to noise from metallic surfaces and ambient radio waves and are dependent on ambient lighting. Embodiments of the present disclosure provides a multi-modal sensor fusion method which captures touchless gestures from a user or a group of users with their physical context information fused and tagged to these gestures for user interaction. Further pose graphs are generated for user interaction systems using a data association technique and Gaussian mixture model technique. The disclosed method provides a hands-free interface to operate instruments in a smart space, using principles of ambient intelligence.


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