Patent ID: 11864886
Assignee: ANALOG DEVICES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC A  H | IPC A  H

Claim 10:
11. Headphones, comprising:
a speaker to emit tones;
a tone generator to output a first signal to cause the speaker to emit a first tone:
a digital-to-analog converter (DAC) coupled between the tone generator and the speaker;
a microphone to detect the first tone;
a sound pressure level (SPL) measurement element coupled to the microphone to determine an SPL of the first tone speaker based on detection of the first tone by the microphone, wherein the SPL of the first tone is to be utilized to determine whether to adjust SPLs of the tones emitted by the speaker;
an analog-to-digital converter (ADC) coupled between the SRL measurement element and the microphone; and
a compensation element coupled to an output of the tone generator, the compensation element to apply compensation to the first signal.