TW202301053A - Intelligent wind speed matching system and matching method thereof - Google Patents

Abstract

An intelligent wind speed matching system and a matching method thereof are arranged inside an electronic device and include: at least one cooling fan for generating airflow; a temperature sensing unit for sensing the working temperature of the electronic device; and an ambient volume sensing unit for using To sense the environmental volume around the electronic device; the time setting unit to obtain the silent period parameters; the processing unit, which is electrically connected to the temperature sensing unit, the ambient volume sensing unit, and the time setting unit, and is based on the working temperature, ambient volume, The silent period parameters and the current time parameters generate wind speed control parameters; and the control unit, which is electrically connected to the processing unit and at least one cooling fan, is used to control the operating state of at least one cooling fan according to the wind speed control parameter; wherein the operating state includes heat dissipation Status and the status of noise reduction and heat dissipation.

Description

Intelligent Wind Speed Matching System and Matching Method

The invention relates to an intelligent wind speed matching system and a matching method thereof, in particular to an intelligent wind speed matching system that reduces wind shear noise caused by cooling fans by sensing ambient volume and setting a silent period.

With the advancement of integrated circuit technology, not only the volume of electronic devices can be reduced, but also further performance can be achieved. However, in order to reduce the size of the electronic device, part of the space must be deleted. Therefore, the space required for heat dissipation will also be compressed. Therefore, in order to effectively reduce the waste heat generated by the electronic device during operation, the heat dissipation fan can effectively remove the waste heat under the condition of high rotation speed, but the problem of noise will also be generated during the high rotation speed.

In the existing technologies, most of the sensors sense the temperature of the electronic device, and control the fan speed through the control circuit. However, if it is in a place that needs to be quiet and cannot identify the usage scene, the fan may need to be quiet. In some occasions, the large wind cutting sound and motor running sound are issued without warning, which will cause great trouble to the user.

The present invention provides an intelligent wind speed matching system and its matching method. Its purpose is to automatically identify the current time and scene, and take into account the heat dissipation requirements, automatically adjust the upper limit of the fan speed, and achieve the goal of achieving heat dissipation and maintaining a certain volume during operation. .

An intelligent wind speed matching system of the present invention is arranged inside an electronic device and includes: at least one cooling fan for generating an airflow; a temperature sensing unit for sensing an operating temperature of the electronic device; an ambient volume A sensing unit is used to sense an ambient volume around the electronic device; a time setting unit is used to obtain a silent period parameter; a processing unit is electrically connected to the temperature sensing unit, the ambient volume sensing unit and The time setting unit generates a wind speed control parameter according to the working temperature, the ambient volume, the silent period parameter and a current time parameter; and a control unit is electrically connected to the processing unit and the at least one cooling fan, according to The wind speed control parameter is used to control an operation state of the at least one heat dissipation fan; wherein, the operation state includes a heat dissipation state and a noise reduction heat dissipation state.

In an embodiment of the present invention, the above-mentioned electronic device is one of a notebook computer or a desktop computer.

In one embodiment of the present invention, when the operating temperature sensed by the temperature sensing unit is higher than or equal to the starting temperature of a fan, the control unit controls the at least one heat dissipation fan to the heat dissipation state through the processing unit , in the heat dissipation state, a rotation speed of the at least one heat dissipation fan is accelerated as the working temperature increases.

In an embodiment of the present invention, when the operating temperature sensed by the temperature sensing unit is lower than or equal to a fan stop temperature, the processing unit is used to make the control unit stop the operation of the at least one cooling fan.

In one embodiment of the present invention, when the ambient volume sensed by the ambient volume sensing unit is lower than a system setting value or a user setting value, the processing unit enables the control unit to control the at least one cooling fan For the noise reduction and heat dissipation state, it is used to control a rotation speed of the at least one heat dissipation fan.

In an embodiment of the present invention, the above-mentioned time setting unit sets the silent period parameter according to system default or user setting.

In one embodiment of the present invention, when the current time parameter is within the silent period parameter range, the processing unit enables the control unit to control the at least one heat dissipation fan to the noise reduction and heat dissipation state, so as to control the at least one heat dissipation fan of one speed.

In an embodiment of the present invention, the above-mentioned intelligent wind speed matching system further includes a memory unit for storing a wind speed control look-up table.

In an embodiment of the present invention, the above wind speed control look-up table further includes a fan speed value corresponding to the heat dissipation state at different operating temperatures, and a silent mode speed value in the noise reduction heat dissipation state.

The present invention also provides an intelligent wind speed matching method, comprising: sensing an operating temperature of an electronic device through a temperature sensing unit; sensing an ambient volume around the electronic device through an ambient volume sensing unit; The setting unit sets a silent period parameter; through a processing unit, according to the working temperature, the ambient volume, the silent period parameter and a current time parameter, a wind speed control parameter is generated; through a control unit, according to the wind speed control parameter, used To control an operation state of at least one heat dissipation fan; wherein, the operation state includes a heat dissipation state and a noise reduction heat dissipation state.

The effect of the present invention is to judge whether a high-speed cooling fan can be used by obtaining the current time and the current ambient volume, so as to avoid the impact of the sudden wind cutting sound on the current environment and reduce the difficulty of the user when using the computer.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail in conjunction with the accompanying drawings.

Fig. 1 is a block diagram of an intelligent wind speed matching system according to the present invention. In FIG. 1, the intelligent wind speed matching system is arranged inside an electronic device, including: at least one cooling fan 110 for generating an airflow; a temperature sensing unit 120 for sensing an operating temperature of the electronic device; An ambient volume sensing unit 130 is used to sense an ambient volume around the electronic device; a time setting unit 140 is used to obtain a silent period parameter; a processing unit 150 is electrically connected to the temperature sensing unit 120, The ambient volume sensing unit 130 and the time setting unit 140 generate a wind speed control parameter according to the operating temperature, the ambient volume, the silent period parameter and a current time parameter; and a control unit 160 is electrically connected to the The processing unit 150 and the at least one heat dissipation fan 110 are used to control an operation state of the at least one heat dissipation fan 110 according to the wind speed control parameter; wherein, the operation state includes a heat dissipation state and a noise reduction heat dissipation state.

In this embodiment, the electronic device is one of a notebook computer or a desktop computer.

When the operating temperature sensed by the temperature sensing unit is higher than or equal to the starting temperature of a fan, the control unit controls the at least one heat dissipation fan to the heat dissipation state through the processing unit, and in the heat dissipation state, the at least A rotation speed of a cooling fan is accelerated as the working temperature increases.

When the operating temperature sensed by the temperature sensing unit is lower than or equal to a fan stop temperature, the processing unit is used to make the control unit stop the operation of the at least one cooling fan.

When the ambient volume sensed by the ambient volume sensing unit is lower than a system setting value or a user setting value, the processing unit enables the control unit to control the at least one heat dissipation fan to the noise reduction and heat dissipation state for A rotation speed of the at least one cooling fan is controlled.

In this embodiment, the time setting unit sets the silent period parameter according to system default or user setting.

When the current time parameter is within the silent period parameter range, the processing unit enables the control unit to control the at least one heat dissipation fan to the noise reduction and heat dissipation state, so as to control a speed of the at least one heat dissipation fan.

In this embodiment, the intelligent wind speed matching system further includes a memory unit for storing a wind speed control look-up table.

Wherein, the wind speed control look-up table further includes a fan speed value corresponding to the heat dissipation state at different operating temperatures, and a silent mode speed value in the noise reduction heat dissipation state.

Fig. 2 is a flowchart of steps of an intelligent wind speed matching method according to the present invention. The steps are as follows:

Step S210: Sensing the operating temperature of the electronic device through the temperature sensing unit.

Step S220: Sensing the ambient volume around the electronic device through the ambient volume sensing unit.

Step S230: Set the silent period parameter through the time setting unit.

Step S240: Through the processing unit, generate wind speed control parameters according to the operating temperature, ambient volume, silent period parameters, and current time parameters.

Step S250: Control the operation state of at least one cooling fan according to the wind speed control parameter through the control unit.

In this embodiment, the operating state includes a heat dissipation state and a noise reduction heat dissipation state.

In this embodiment, the maximum speed of the fan in the noise reduction and heat dissipation state is 85% of the maximum speed of the fan in the heat dissipation state.

Wherein, the maximum rotational speed of the fan in the noise reduction and heat dissipation state is preset by the system or set by the user.

In this embodiment, the electronic device is one of a notebook computer or a desktop computer.

When the operating temperature sensed by the temperature sensing unit is higher than or equal to the starting temperature of a fan, the control unit controls the at least one heat dissipation fan to the heat dissipation state through the processing unit, and in the heat dissipation state, the at least A rotation speed of a cooling fan is accelerated as the working temperature increases.

When the operating temperature sensed by the temperature sensing unit is lower than or equal to a fan stop temperature, the processing unit is used to make the control unit stop the operation of the at least one cooling fan.

When the ambient volume sensed by the ambient volume sensing unit is lower than a system setting value or a user setting value, the processing unit enables the control unit to control the at least one heat dissipation fan to the noise reduction and heat dissipation state for A rotation speed of the at least one cooling fan is controlled.

Wherein, when the ambient volume is lower than the system setting value or the user setting value, the at least one heat dissipation fan is automatically controlled to the noise reduction and heat dissipation state.

Or, through a prompt unit, the electronic device prompts the user whether to turn on and control the at least one heat dissipation fan to the noise reduction and heat dissipation state.

In this embodiment, the time setting unit sets the silent period parameter according to system default or user setting.

When the current time parameter is within the silent period parameter range, the processing unit enables the control unit to control the at least one heat dissipation fan to the noise reduction and heat dissipation state, so as to control a speed of the at least one heat dissipation fan.

Wherein, when the current time parameter is within the silent period parameter range, the at least one heat dissipation fan is automatically controlled to the noise reduction and heat dissipation state.

Or, through a prompt unit, the electronic device prompts the user whether to turn on and control the at least one heat dissipation fan to the noise reduction and heat dissipation state.

In this embodiment, the intelligent wind speed matching system further includes a memory unit for storing a wind speed control look-up table.

Wherein, the wind speed control look-up table further includes a fan speed value corresponding to the heat dissipation state at different operating temperatures, and a silent mode speed value in the noise reduction heat dissipation state.

Fig. 3 is a flowchart of ambient volume noise reduction according to an intelligent wind speed matching method of the present invention. The steps are as follows:

Step S310: Obtain the ambient volume when the operating temperature sensed by the temperature sensing unit is higher than or equal to the starting temperature of the fan.

Step S320: Determine whether the ambient volume is lower than the set value through the processing unit, execute S330a when the ambient volume is lower than the set value, and execute S330b when the ambient volume is higher than the set value.

Step S330a: When the ambient volume is lower than the set value, the control unit controls the cooling fan to be in a noise reduction and heat dissipation state through the processing unit.

Step S330b: When the ambient volume is higher than the set value, the control unit controls the cooling fan to a cooling state through the processing unit.

In this embodiment, when the ambient volume is less than or equal to 40 decibels as an example, the noise reduction and heat dissipation state is turned on.

Wherein, when the ambient volume is lower than the system setting value or the user setting value, the at least one heat dissipation fan is automatically controlled to the noise reduction and heat dissipation state.

Or, through a prompt unit, the electronic device prompts the user whether to turn on and control the at least one heat dissipation fan to the noise reduction and heat dissipation state.

Fig. 4 is a flowchart of noise reduction during silent periods according to an intelligent wind speed matching method of the present invention. The steps are as follows:

Step S410: Obtain the current time when the operating temperature sensed by the temperature sensing unit is higher than or equal to the starting temperature of the fan.

Step S420: Determine through the processing unit whether the current time conforms to the silent period parameter, if yes, execute S430a, if not, execute S430b.

Step S430a: When the current time meets the silent period parameter, the control unit controls the cooling fan to be in a noise reduction and heat dissipation state through the processing unit.

Step S430b: When the current time does not meet the silent period parameter, the control unit controls the cooling fan to be in a cooling state through the processing unit.

In this embodiment, taking the silence period parameter as 22:00 to 06:00 as an example, the noise reduction and heat dissipation state is turned on.

Wherein, when the current time parameter is within the silent period parameter range, the at least one heat dissipation fan is automatically controlled to the noise reduction and heat dissipation state.

Or, through a prompt unit, the electronic device prompts the user whether to turn on and control the at least one heat dissipation fan to the noise reduction and heat dissipation state.

To sum up, the present invention controls the high-speed operation time of the cooling fan by sensing the ambient volume of the surrounding environment of the electronic device and setting the time period for silence, so as to reduce the inconvenience caused by the noise of the fan when operating the electronic device. Necessary troubles are required so that the user can use the electronic device more smoothly.

Although the present invention is disclosed as above with the foregoing embodiments, it is not intended to limit the present invention. Anyone who is familiar with the similar art, without departing from the spirit and scope of the present invention, the equivalent replacement of changes and modifications is still the scope of the present invention. within the scope of patent protection.

110: cooling fan

120: temperature sensing unit

130: Ambient volume sensing unit

140: Time setting unit

150: processing unit

160: control unit

S210~S250: Step process

S310~S330b: step process

S410~S430b: step process

Fig. 1 is a block diagram of an intelligent wind speed matching system according to the present invention.

Fig. 2 is a flowchart of steps of an intelligent wind speed matching method according to the present invention.

Fig. 3 is a flowchart of ambient volume noise reduction according to an intelligent wind speed matching method of the present invention.

Fig. 4 is a flowchart of noise reduction during silent periods according to an intelligent wind speed matching method of the present invention.

110: cooling fan

120: temperature sensing unit

130: Ambient volume sensing unit

140: Time setting unit

150: processing unit

160: control unit

Claims (10)

An intelligent wind speed matching system is set inside an electronic device, including: at least one cooling fan for generating an airflow; a temperature sensing unit for sensing an operating temperature of the electronic device; An ambient volume sensing unit, used for sensing an ambient volume around the electronic device; A time setting unit, used to obtain a silent period parameter; A processing unit, electrically connected to the temperature sensing unit, the ambient volume sensing unit and the time setting unit, and generates a wind speed control parameter according to the operating temperature, the ambient volume, the silent period parameter and a current time parameter ;as well as a control unit, electrically connected to the processing unit and the at least one cooling fan, and used to control an operating state of the at least one cooling fan according to the wind speed control parameter; Wherein, the operating state includes a heat dissipation state and a noise reduction heat dissipation state. According to the intelligent wind speed matching system described in item 1 of the patent application, the electronic device is one of a notebook computer or a desktop computer. According to the intelligent wind speed matching system described in item 1 of the scope of the patent application, when the operating temperature sensed by the temperature sensing unit is higher than or equal to a fan starting temperature, the processing unit is used to make the control unit control the at least A heat dissipation fan is in the heat dissipation state, and in the heat dissipation state, a rotation speed of the at least one heat dissipation fan is accelerated as the working temperature rises. According to the intelligent wind speed matching system described in item 1 of the patent scope of the application, when the operating temperature sensed by the temperature sensing unit is lower than or equal to a fan stop temperature, the processing unit is used to make the control unit stop the at least A cooling fan is running. According to the intelligent wind speed matching system described in item 1 of the scope of patent application, when the ambient volume sensed by the ambient volume sensing unit is lower than a system setting value or a user setting value, the processing unit enables the control The unit controls the at least one heat dissipation fan to be in the noise reduction and heat dissipation state for controlling a rotation speed of the at least one heat dissipation fan. According to the intelligent wind speed matching system described in item 1 of the scope of the patent application, the time setting unit sets the parameters of the silent period according to the system preset or the user. The intelligent wind speed matching system as described in item 1 of the scope of the patent application, wherein when the current time parameter is within the silent period parameter range, the processing unit makes the control unit control the at least one heat dissipation fan to the noise reduction and heat dissipation state, using to control a rotation speed of the at least one cooling fan. The intelligent wind speed matching system as described in item 1 of the scope of the patent application, wherein the intelligent wind speed matching system further includes a memory unit for storing a wind speed control look-up table. In the intelligent wind speed matching system described in item 8 of the scope of the patent application, the wind speed control lookup table further includes a fan speed value corresponding to the heat dissipation state at different operating temperatures, and a value of the noise reduction and heat dissipation state Quiet mode RPM value. An intelligent wind speed matching method, comprising: Sensing an operating temperature of an electronic device through a temperature sensing unit; Sensing an ambient volume around the electronic device through an ambient volume sensing unit; Setting a silent period parameter through a time setting unit; Generate a wind speed control parameter according to the working temperature, the ambient volume, the silent period parameter and a current time parameter through a processing unit; A control unit is used to control an operation state of at least one cooling fan according to the wind speed control parameter; Wherein, the operating state includes a heat dissipation state and a noise reduction heat dissipation state.

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