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US 12,651,586 B2Granted
Personal electronic device enhancing call privacy
AssigneexMEMS Labs, Inc.
InventorsJemm Yue Liang, Chieh-Yao Chang, JengYaw Jiang
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Abstract
A personal electronic device includes a main sound producing device, configured to produce an intended sound for an intended user; and an auxiliary sound producing device, configured to produce a masking sound or an anti-sound to reduce a speech intelligibility of a bystander within a neighborhood of the intended user of the personal electronic device.
Claims20
A personal electronic device, comprising:
- a main sound producing device, configured to produce an intended sound for an intended user;
- and
- an auxiliary sound producing device, configured to produce a masking sound or an anti-sound to reduce a speech intelligibility of a bystander within a neighborhood of the intended user of the personal electronic device,
- wherein the auxiliary sound producing device comprises an air pulse generating device;
- wherein the air pulse generating device produces the masking sound or the anti-sound via generating a plurality of air pulses at an ultrasonic pulse rate.
2 more elements
Dependencies are inferred from the claim text.