Granted Patent B2

US 12,306,683 · App. 17/804,600 · Granted May 20, 2025

Inventor: Po-Fei Chen (Taoyuan, TW)

Assignee: HTC Corporation

G06F1/206G02B27/0176G06F1/203

Abstract

Claims (50)

1. A control method applied to a display device, wherein the display device comprises a processor, a display unit and a heat dissipating unit, and the control method comprises:

by the processor, obtaining information related to the display device, wherein the information comprises a processor utilization rate of the processor, a display status of the display unit, a wearing status of the display device, noise sound data of the heat dissipating unit, rotational speed data of the heat dissipating unit or any combination thereof;

by the processor, controlling a rotational speed of the heat dissipating unit according to the processor utilization rate, the display status, and the wearing status; and

by the processor, controlling a volume of a system sound according to the noise sound data and the rotational speed data, wherein the system sound is configured to be generated by a sound output unit, the noise sound data is generated by the processor filtering an input audio signal outputted by a sound receiver and comprising a first component corresponding to an ambient sound, a second component corresponding to a noise sound generated by the heat dissipating unit and a third component corresponding to the system sound, and the first component and the third component of the input audio signal are filtered out.

2. The control method of claim 1 , wherein controlling the rotational speed of the heat dissipating unit comprises:

increasing the rotational speed of the heat dissipating unit according to the processor utilization rate, wherein the greater the processor utilization rate is, the higher the rotational speed is.

3. The control method of claim 1 , wherein controlling the rotational speed of the heat dissipating unit comprises:

increasing the rotational speed of the heat dissipating unit in response to that the display status is “ON”; and

decreasing the rotational speed of the heat dissipating unit in response to that the display status is “OFF”.

4. The control method of claim 1 , wherein controlling the rotational speed of the heat dissipating unit comprises:

increasing the rotational speed of the heat dissipating unit in response to that the wearing status is “Wearing”; and

decreasing the rotational speed of the heat dissipating unit in response to that the wearing status is “Not Wearing”.

5. The control method of claim 1 , wherein controlling the volume of the system sound comprises:

increasing the volume of the system sound outputted by the sound output unit according to the noise sound data, wherein the greater an intensity of the noise sound data is, the larger the volume of the system sound is; and

decreasing the volume of the system sound outputted by the sound output unit according to the noise sound data, wherein the smaller the intensity of the noise sound data is, the smaller the volume of the system sound is.

6. The control method of claim 1 , wherein controlling the volume of the system sound comprises:

increasing the volume of the system sound outputted by the sound output unit according to the rotational speed data, wherein the greater the rotational speed data is, the larger the volume of the system sound is; and

decreasing the volume of the system sound outputted by the sound output unit according to the rotational speed data, wherein the smaller the rotational speed data is, the smaller the volume of the system sound is.

7. The control method of claim 1 , wherein obtaining information related to the display device comprises:

calculating at least one processor utilization value of the processor to generate the processor utilization rate;

detecting whether the display status is “ON” or “OFF”, wherein the display status is “ON” if the display unit is displaying, and the display status is “OFF” if the display unit is not displaying; and

collecting at least one rotational speed value of the heat dissipating unit to generate the rotational speed data.

8. The control method of claim 7 , wherein the display device further comprises a proximity sensor and the sound receiver, and obtaining information related to the display device comprises:

detecting whether the wearing status is “Wearing” or “Not Wearing”, wherein the wearing status is “Wearing” if the proximity sensor detects a presence of an object, and the wearing status is “Not Wearing” if the proximity sensor detects an absence of the object; and

filtering the input audio signal outputted by the sound receiver to generate the noise sound data of the heat dissipating unit.

9. A display device, comprising:

a display unit;

a heat dissipating unit; and

a processor coupled to the display unit and the heat dissipating unit and configured to:

obtain information related to the display device, wherein the information comprises a processor utilization rate of the processor, a display status of the display unit, a wearing status of the display device, noise sound data of the heat dissipating unit, rotational speed data of the heat dissipating unit or any combination thereof;

control a rotational speed of the heat dissipating unit according to the processor utilization rate, the display status, and the wearing status; and

control a volume of a system sound according to the noise sound data and the rotational speed data, wherein the system sound is configured to be generated by a sound output unit, the noise sound data is generated by the processor filtering an input audio signal outputted by a sound receiver and comprising a first component corresponding to an ambient sound, a second component corresponding to a noise sound generated by the heat dissipating unit and a third component corresponding to the system sound, and the first component and the third component of the input audio signal are filtered out.

10. The display device of claim 9 , wherein the processor increases the rotational speed of the heat dissipating unit according to the processor utilization rate, wherein the greater the processor utilization rate is, the higher the rotational speed is.

11. The display device of claim 9 , wherein the processor increases the rotational speed of the heat dissipating unit in response to that the display status is “ON”;

wherein the processor decreases the rotational speed of the heat dissipating unit in response to that the display status is “OFF”.

12. The display device of claim 9 , wherein the processor increases the rotational speed of the heat dissipating unit in response to that the wearing status is “Wearing”;

wherein the processor decreases the rotational speed of the heat dissipating unit in response to that the wearing status is “Not Wearing”.

13. The display device of claim 9 , wherein the processor increases the volume of the system sound outputted by the sound output unit according to the noise sound data, wherein the greater an intensity of the noise sound data is, the larger the volume of the system sound is;

wherein the processor decreases the volume of the system sound outputted by the sound output unit according to the noise sound data, wherein the smaller the intensity of the noise sound data is, the smaller the volume of the system sound is.

14. The display device of claim 9 , wherein the processor increases the volume of the system sound outputted by the sound output unit according to the rotational speed data, wherein the greater the rotational speed data is, the larger the volume of the system sound is;

wherein the processor decreases the volume of the system sound outputted by the sound output unit according to the rotational speed data, wherein the smaller the rotational speed data is, the smaller the volume of the system sound is.

15. The display device of claim 9 , wherein the processor is configured to calculate at least one processor utilization value of the processor to generate the processor utilization rate, is configured to detect whether the display status is “ON” or “OFF” and is configured to collect at least one rotational speed value of the heat dissipating unit to generate the rotational speed data;

wherein the display status is “ON” if the display unit is displaying, and the display status is “OFF” if the display unit is not displaying.

16. The display device of claim 15 , wherein the display device further comprises a proximity sensor and the sound receiver, the processor is coupled to the proximity sensor and the sound receiver, and the processor is configured to detect whether the wearing status is “Wearing” or “Not Wearing”;

wherein the wearing status is “Wearing” if the proximity sensor detects a presence of an object, and the wearing status is “Not Wearing” if the proximity sensor detects an absence of the object.

17. The display device of claim 16 , wherein the sound receiver is configured to receive and convert at least the noise sound generated by the heat dissipating unit and the ambient sound into the input audio signal.

18. A non-transitory computer readable storage medium with a computer program to execute a control method, wherein the control method is applied to a display device, the display device comprises a processor, a display unit and a heat dissipating unit, and the control method comprises:

by the processor, obtaining information related to the display device, wherein the information comprises a processor utilization rate of the processor, a display status of the display unit, a wearing status of the display device, noise sound data of the heat dissipating unit, rotational speed data of the heat dissipating unit or any combination thereof;

by the processor, controlling a rotational speed of the heat dissipating unit according to the processor utilization rate, the display status, and the wearing status; and

by the processor, controlling a volume of a system sound according to the noise sound data and the rotational speed data, wherein the system sound is configured to be generated by a sound output unit, the noise sound data is generated by the processor filtering an input audio signal outputted by a sound receiver and comprising a first component corresponding to an ambient sound, a second component corresponding to a noise sound generated by the heat dissipating unit and a third component corresponding to the system sound, and the first component and the third component of the input audio signal are filtered out.

Assignments (1)

Continuity (1)

References Cited (11)