Patent ID: 11971476
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 10:
11. The apparatus of claim 5, wherein the processing circuit is a first processing circuit, the control input is a first control input, the control signal is a first control signal, and the apparatus further comprises a second processing circuit having a second control input, a processing input, and a processing output, the processing input coupled to the first output, the processing output coupled to the first input, and the second processing circuit configured to:
receive a second control signal at the second control input representing at least one of a first frequency response of a speaker or a second frequency response of a microphone;
receive a third ultrasonic signal from the ultrasonic signal generation circuit;
process the third ultrasonic signal responsive to the second control signal to generate the first ultrasonic signal; and
provide the first ultrasonic signal at the processing output.