US 12,073,028 B2
Hand gesture recognition based on detected wrist muscular movements
Dongeek Shin, San Jose, CA (US); Shahram Izadi, Tiburon, CA (US); David Kim, Zug (CH); Sofien Bouaziz, Los Gatos, CA (US); Steven Benjamin Goldberg, Los Altos Hills, CA (US); Ivan Poupyrev, Los Altos, CA (US); and Shwetak N. Patel, Seattle, WA (US)
Assigned to GOOGLE LLC, Mountain View, CA (US)
Filed by GOOGLE LLC, Mountain View, CA (US)
Filed on Feb. 24, 2023, as Appl. No. 18/174,358.
Application 18/174,358 is a continuation of application No. 17/249,966, filed on Mar. 19, 2021, granted, now 11,592,908.
Prior Publication US 2023/0393665 A1, Dec. 7, 2023
Int. Cl. G06F 3/01 (2006.01); G06F 1/16 (2006.01); G06V 40/20 (2022.01)
CPC G06F 3/017 (2013.01) [G06F 1/163 (2013.01); G06F 3/014 (2013.01); G06V 40/28 (2022.01)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
a wearable device configured to be worn along a portion of an arm, the wearable device including:
a transmitting antenna configured to transmit a pulse of transmitted electromagnetic radiation toward the portion of the arm, and
a receiving antenna configured to receive reflected electromagnetic radiation reflected from the portion of the arm in response to the transmitted electromagnetic radiation being incident on the portion of the arm;
wherein the reflected electromagnetic radiation includes a background component and a foreground component, the background component indicating whether the receiving antenna is activated for determining a gesture, the foreground component indicating the gesture is performed in response to the receiving antenna being activated.