Back to results
US 12,322,371 B2Granted
Active noise control audio devices, methods, and storage media
AssigneeShenzhen Shokz Co., Ltd.
InventorsChengqian Zhang, Jinbo Zheng
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
AssigneeShenzhen Shokz Co., Ltd.
InventorsChengqian Zhang, Jinbo Zheng
Estimating the term…
The present disclosure provides an active noise control audio device, method and storage medium. The device includes: a speaker, a microphone, an analog filter, and a processing circuit. The speaker used to generate a noise reduction sound; the microphone used to collect an environmental noise and the noise reduction sound and generate a first analog signal; the analog filter used to provide a gain for the first analog signal and to generate a second analog signal, the second analog signal driving the speaker to generate the noise reduction sound; and the processing circuit used to send a control instruction to the analog filter to adjust the gain and a phase shift of the analog filter according to the first analog signal and the second analog signal.
An active noise control audio device, comprising:
An active noise control method, comprising:
A non-transitory computer-readable storage medium storing computer instructions, wherein when reading the computer instructions in the storage medium, a computer implements the following method, comprising:
Dependencies are inferred from the claim text.