Patent ID: 11910852
Assignee: SORENSON IP HOLDINGS, LLC
Field: Computer technology (Electrical engineering)
Classification: CPC A  G | IPC A  G

Claim 21:
22. A facemask system, comprising:
a covering configured to cover at least a portion of a face of a user;
a plurality of microphones attached to the covering, wherein the plurality of microphones comprises a first microphone and a second microphone, and at least one of the plurality of microphones is a directional cardioid microphone and wherein at least one of the plurality of microphones comprises a sensitivity ranging from about 8.0 mV (−42 dB V/Pa) to about 1.0 mV (−60 dBV)/Pa;
a display attached to the covering;
a processor in operable communication with the plurality of microphones and the display; and
memory containing instructions that can be executed by the processor to perform operations, the operations comprising:
receiving signals from the first microphone and the second microphone, wherein the signals comprises a non-beamformed signal associated with the first microphone and a beamformed signal associated with the second microphone;
reducing, based on the non-beamformed signal and the beamformed signal, noise of the signals using noise cancelling techniques;
identifying words contained within the signals using automated speech recognition software; and
displaying the identified words on the display as one or more of text, sign language, and lip movements.