Thermal management systems for electronic devices and related methods

1. An electronic device comprising:

a microphone;

a thermal management system including a fan; and

a processor to:

detect ambient noise via the microphone;

identify a sound of interest value associated with the ambient noise;

identify a background noise value associated with the ambient noise;

determine a signal-to-noise ratio based on the sound of interest value and the background noise value;

compare the signal-to-noise ratio to a sensitivity threshold; and

in response to determining that the signal-to-noise ratio exceeds the sensitivity threshold, operate the thermal management system with one or more restrictions.

2. The electronic device as defined in claim 1 , wherein operating the thermal management system with the one or more restrictions includes at least one of reducing a speed of a fan or preventing operation of the fan.

3. The electronic device as defined in claim 1 , wherein the thermal management system is to adjust a power level for the processor of the electronic device in response to operating the thermal management system with the one or more restrictions.

4. The electronic device as defined in claim 1 , wherein the processor operates the thermal management system without restrictions in response to determining that the signal-to-noise ratio does not exceed the sensitivity threshold.

5. The electronic device as defined in claim 1 , further including a digital signal processor to calculate the signal-to-noise ratio.

6. The electronic device as defined in claim 1 , further including a band-pass filter to classify the detected ambient noise.

7. The electronic device as defined in claim 1 , further including at least one of an artificial intelligence inference engine or a natural language model to classify the detected ambient noise.

8. The electronic device as defined in claim 1 , further including a sensitivity threshold selector to present a plurality of sensitivity thresholds for user selection.

9. At least one non-transitory computer readable storage medium comprising instructions that, when executed, cause a machine to at least:

detect ambient noise;

identify a sound of interest value associated with the ambient noise and a background noise value associated with the ambient noise;

determine a signal-to-noise ratio based on the sound of interest value and the background noise value;

compare the signal-to-noise ratio to a sensitivity threshold; and

in response to determining that the signal-to-noise ratio exceeds the sensitivity threshold, operate a thermal management system of an electronic device with one or more restrictions.

10. The at least one non-transitory computer readable storage medium of claim 9 , wherein the instructions, when executed, further cause the machine to at least one of: (1) reduce a speed of a fan or (2) prevent operation of the fan to operate the thermal management system with the one or more restrictions.

11. The at least one non-transitory computer readable storage medium of claim 9 , wherein the instructions, when executed, further cause the machine to adjust a power level for a processor of an electronic device in response to determining that the signal-to-noise ratio exceeds the sensitivity threshold.

12. The at least one non-transitory computer readable storage medium of claim 9 , wherein the instructions, when executed, further cause the machine to operate the thermal management system without restrictions in response to determining that the signal-to-noise ratio does not exceed the sensitivity threshold.

13. The at least one non-transitory computer readable storage medium of claim 9 , wherein the instructions, when executed, further cause the machine to extract the sound of interest value and the background noise value from the detected ambient noise via a filter.

14. The at least one non-transitory computer readable storage medium of claim 9 , wherein the instructions, when executed, further cause the machine to present a plurality of sensitivity thresholds for user selection.

15. A method comprising:

detecting ambient noise;

identifying a sound of interest value associated with the ambient noise and a background noise value associated with the ambient noise;

determining a signal-to-noise ratio based on the sound of interest value and the background noise value;

comparing the signal-to-noise ratio to a sensitivity threshold; and

in response to determining that the signal-to-noise ratio exceeds the sensitivity threshold, operating a thermal management system with one or more restrictions.

16. The method as defined in claim 15 , further including at least one of: (1) reducing fan speed or (2) preventing fan operation to operate the thermal management system with the one or more restrictions.

17. The method as defined in claim 15 , further including adjusting a power level for a processor of an electronic device in response to determining that the signal-to-noise ratio exceeds the sensitivity threshold.

18. The method as defined in claim 15 , further including operating the thermal management system without restrictions in response to determining that the signal-to-noise ratio does not exceed the sensitivity threshold.

19. The method as defined in claim 15 , further including passing the ambient noise through a filter to identify the sound of interest value and the background noise value.

20. The method as defined in claim 15 , further including presenting a plurality of sensitivity thresholds for user selection.