TW201445517A - Decibel meter and volume control system using the same - Google Patents

Abstract

A decibel meter and a volume control system using the same are provided. The decibel meter comprises a high-decibel warning device, a decibel sensing device and a micro controller. The decibel sensing device is used for sensing a sound intensity of the surrounding environment, so as to generate a sensing signal. The micro controller is electrically coupled to the high-decibel warning device and the decibel sensing device and controls the high-decibel warning device to display a decibel value according to the sensing signal. The micro controller determines whether the sensing signal is greater than a first predetermined decibel value, further controls the high-decibel warning device to show a warning status when the sensing signal is greater than the first predetermined decibel value.

Description

Decibel meter and volume control system using this decibel meter

The present invention relates to a decibel meter, and more particularly to a decibel meter for a volume control system and a volume control system using such a decibel meter.

The conventional decibel meter is mainly used to measure the environmental noise measurement of various occasions such as factories, offices, traffic roads, audio and air conditioners.

However, such a decibel meter can only display the decibel value of the sound intensity of the surrounding environment, and people cannot immediately know the degree of danger caused by this decibel value to the human body.

The object of the present invention is to provide a decibel meter which can not only instantly know the decibel value of the sound intensity of the surrounding environment, but also instantly know the hazard level of the sound intensity of the surrounding environment to the human body according to the warning state.

Another object of the present invention is to provide a volume control system that employs the above-described decibel meter.

The present invention provides a decibel meter that includes a high-decibel alert, a decibel sensor, and a microcontroller. The decibel sensor is used to sense the sound intensity of the surrounding environment to generate a sensing signal. The microcontroller is electrically connected to the high-decibel alarm and the decibel sensor, and controls the high-decibel alarm to display a decibel value according to the sensing signal, and the microcontroller also judges the sense. The measured signal is greater than a first preset decibel value, and when the sensing signal is greater than the first preset decibel value, the high decibel alerter is further controlled to display an alert state.

The present invention further provides a volume control system including a sound amplification device, the above-described decibel meter, and a control device. The decibel meter is used to sense the sound intensity of the surrounding environment to generate a sensing signal. The control device is electrically connected to the sound amplification device and the decibel meter, and the control device is configured to receive the sensing signal generated by the decibel meter, and determine whether the sensing signal belongs to a preset volume value range, when the sensing signal belongs to the preset volume In the range of values, the control device controls the PA device to automatically lower its volume.

According to a decibel meter according to a preferred embodiment of the present invention, the high-decibel alerter is implemented by using a plurality of LEDs of different colors, or is implemented by including a warning totem or a warning symbol.

According to a decibel meter according to a preferred embodiment of the present invention, the high decibel alerter includes a decibel display, and the decibel display is used to display a decibel value. When the microcontroller determines that the sensing signal is greater than the first preset decibel value, The controller controls the decibel display of the high decibel alerter to display the decibel value in a blinking manner.

The decibel meter according to a preferred embodiment of the present invention further includes a second preset decibel value. When the sensing signal is greater than the first preset decibel value, the microcontroller controls the warning state of the high decibel alarm to be presented. One color, and when the sensing signal is greater than the second preset decibel value, the microcontroller controls the warning state of the high decibel alerter to assume the second color.

The decibel meter according to a preferred embodiment of the present invention is implemented by non-wire charging, which is implemented by solar charging or electromagnetic wave charging.

According to a decibel meter according to a preferred embodiment of the present invention, the microcontroller has a storage unit for storing a preset decibel value.

The decibel meter according to a preferred embodiment of the present invention can be integrated into a mobile device including a smart phone or a tablet.

A volume control system according to a preferred embodiment of the present invention further includes The noise suppression device is electrically connected to the control device, and the control device controls the noise suppression device to suppress the surrounding noise according to the sensing signal.

The volume control system according to a preferred embodiment of the present invention further includes a display device electrically connected to the control device, and the control device controls the display device to display a decibel value according to the sensing signal.

The volume control system according to a preferred embodiment of the present invention further includes a high-decibel alerting device electrically connected to the control device, and the control device controls the high-decibel alerting device to display an alert state according to the sensing signal.

According to a volume control system according to a preferred embodiment of the present invention, the high-decibel warning device includes a plurality of LEDs of different colors, or includes a warning totem or a warning symbol.

According to the volume control system of the preferred embodiment of the present invention, the preset volume value range further includes a first preset volume value and a second preset volume value, when the sensing signal is greater than the first preset volume value. The control device controls the alert state of the high-decibel alert device to present a first color, and when the sensed signal is greater than the second preset volume value, the control device controls the alert state of the high-decibel alert device to assume a second color.

The volume control system according to a preferred embodiment of the present invention is implemented by non-wire charging, which is implemented by solar charging or electromagnetic wave charging.

According to a volume control system according to a preferred embodiment of the present invention, the control device has a storage device for storing a preset volume value range.

In the decibel meter of the present invention, the sound intensity of the surrounding environment is sensed by the decibel sensor, and the decibel display display decibel value and control is controlled by the microcontroller according to the sensing signal generated by the decibel sensor. The high-decibel warning device presents a warning state, so the decibel meter of the present invention not only can instantly know the decibel value of the sound intensity of the surrounding environment, but also can instantly know the danger caused by the sound intensity of the surrounding environment to the human body according to the warning state. level. In addition, the volume control system of the present invention uses the above-mentioned decibel meter, so that the control device inside the system can control the sound amplifying device to automatically lower its volume according to the sensing signal generated by the decibel meter.

The above and other objects, features and advantages of the present invention will become more <RTIgt;

10, 220‧ ‧ decibel meter

20‧‧‧Volume control system

120‧‧‧High Decibel Alert

121‧‧‧dB display

130‧‧‧ decibel sensor

140‧‧‧Microcontroller

141‧‧‧ storage unit

150‧‧‧Power supply

210‧‧‧Audio equipment

230‧‧‧Noise suppression equipment

240‧‧‧Display equipment

250‧‧‧High Decibel Warning Equipment

260‧‧‧Control equipment

261‧‧‧Storage device

270‧‧‧Power supply equipment

1 is a schematic diagram of an internal circuit of a decibel meter in accordance with an embodiment of the present invention.

2 is a schematic diagram of a volume control system in accordance with an embodiment of the present invention.

1 is a schematic diagram of an internal circuit of a decibel meter in accordance with an embodiment of the present invention. Referring to FIG. 1 , the decibel meter 10 includes a high decibel alerter 120 , a decibel sensor 130 , and a microcontroller 140 . The above-described decibel sensor 130 is used to sense the sound intensity of the surrounding environment to generate a sensing signal. The above-mentioned microcontroller 140 is electrically connected to the high-decibel alerter 120 and the decibel sensor 130, and controls the high-decibel alerter 120 to display the corresponding decibel value according to the sensing signal, and the microcontroller 140 also determines the sensing signal. Whether it is greater than the preset decibel value, when the sensing signal is greater than the preset decibel value, the high decibel alerter 120 is further controlled to display an alert state. In this embodiment, the high-decibel alerter 120 may be implemented by using a plurality of LEDs of different colors, or may be implemented by including a warning totem or a warning symbol. The high-decibel alerter 120 internally includes a decibel display 121 for displaying a decibel value. When the microcontroller 140 determines that the sensing signal is greater than a preset decibel value, the microcontroller 140 controls the decibel of the high-decibel alerter 120. The display 121 displays the decibel value in a blinking manner.

Specifically, the microcontroller 140 has a storage unit 141 therein, and this storage The storage unit is configured to store the preset decibel value, and the preset decibel value can be set to a plurality of preset decibel values such as 10 dB, 50 dB, 90 dB, and 100 dB. The following is only explained with a preset decibel value of 50 dB and 100 dB. For example, after the ambient sound intensity exceeds the decibel value by 50 dB, the microcontroller 140 determines whether the sensing signal generated by the decibel sensor 130 is greater than a preset decibel value of 50 dB. When the sensed signal is greater than the preset decibel value of 50 dB, the microcontroller 140 controls the alert state of the high-decibel alerter 120 to assume the first color. After the ambient sound intensity exceeds the decibel value by 100 dB, the microcontroller 140 determines whether the sensing signal generated by the decibel sensor 130 is greater than a preset decibel value of 100 dB. When the sensed signal is greater than the preset decibel value by 100 dB, the microcontroller 140 will control the alert state of the high-decibel alerter 120 to assume a second color. The first color may adopt one of green and red, and the second color may be different from the first color in green and red. In this example, the color (such as green or red) presented by the high-decibel alert 120 is for illustrative purposes only, and the invention is not limited thereto.

In some embodiments, the decibel meter 10 described above also supplies its internal power source by the power supply 150. The power supply 150 is electrically connected to the high-decibel alarm 120, the decibel sensor 130, and the microcontroller 140. The power supply 150 can be charged by wire charging or by non-wire charging. The non-wire type charging is realized by, for example, solar charging, or by electromagnetic wave charging. In addition, the decibel meter 10 can be integrated into a mobile device (not shown) including a smart phone or a tablet.

Although in the above embodiment, the microcontroller 140 has the storage unit 141 for storing the preset decibel value, which is not intended to limit the present invention, those skilled in the art will know that if it is the processing unit of the microcontroller 140 (not It is shown that it has a storage space, and then the storage space can be directly used to store the above-mentioned preset decibel value, so that the storage unit 141 can be omitted. Of course, the above-mentioned microcontroller 140 is only one embodiment. In fact, the microcontroller 140 has many hardware forms that can be familiar to the technical field. The arbitrarily selected and changed, so will not repeat them.

2 is a schematic diagram of a volume control system in accordance with an embodiment of the present invention. Referring to FIG. 2, the volume control system 20 mainly includes a sound amplification device 210, a decibel meter 220, a noise suppression device 230, a display device 240, a high-decibel warning device 250, and a control device 260, wherein the decibel meter 220 adopts FIG. The decibel meter 220 can also be used to sense the sound intensity of the surrounding environment to generate a sensing signal. The control device 260 is electrically connected to the sound amplification device 210, the decibel meter 220, the noise suppression device 230, the display device 240, and the high-decibel warning device 250. The control device 260 is configured to receive the sensing signal generated by the decibel meter 220, and determine whether the sensing signal belongs to a preset volume value range. When the sensing signal belongs to the preset volume value range, the control device 260 further controls the amplification. Device 210 automatically lowers its volume. In addition, the control device 260 controls the noise suppression device 230 to suppress the surrounding noise according to the sensing signal, and controls the display device 240 to display the decibel value of the current surrounding environment and control the high-decibel warning device 250 according to the sensing signal. Presents a warning status. In this embodiment, the high-decibel warning device 250 may be implemented by using a plurality of different color LEDs, or may be implemented by including a warning totem or an alert symbol.

Specifically, the control device 260 has a storage device 261 therein, and the storage device 261 is configured to store the preset volume value range, and the preset volume value range can be set to a plurality of preset volume values, for example, 10 dB. 50 dB, 90 dB, 100 dB. For example, after the sound intensity of the sound amplifying device 210 exceeds the volume value by 10 dB, the control device 260 determines whether the sensing signal generated by the decibel meter 220 is greater than a preset volume value of 10 dB. When the sensed signal is greater than the preset volume value by 10 dB, the control device 260 will control the sound amplifying device 210 to automatically adjust its volume to a volume value of 10 dB. After the sound intensity of the sound amplification device 210 exceeds the volume value by 50 dB, the control device 260 determines whether the sensing signal generated by the decibel meter 220 is greater than the preset volume value by 50 dB. When the sensing signal is greater than the preset volume value by 50 dB, the control device 260 controls the sounding device 210 to turn its volume. Automatically adjusted to a volume value of 50 dB.

In addition, after the ambient sound intensity exceeds the volume value by 50 dB, the control device 260 determines whether the sensing signal generated by the decibel meter 220 is greater than a preset volume value of 50 dB. When the sensing signal is greater than the preset volume value by 50 dB, the control device 260 controls the alert state of the high-decibel alerting device 250 to assume the first color. After the ambient sound intensity exceeds the volume value by 100 dB, the control device 260 determines whether the sensing signal generated by the decibel meter 220 is greater than the preset volume value by 100 dB. When the sensing signal is greater than the preset volume value by 100 dB, the control device 260 controls the alert state of the high-decibel alerting device 250 to present the second color. The first color may adopt one of green and red, and the second color may be different from the first color in green and red. In this example, the colors (such as green or red) presented by the high-decibel alerting device 250 are for illustrative purposes only, and the invention is not limited thereto.

In some embodiments, the system 20 described above also supplies its internal power source by the power supply device 270. The power supply device 270 is electrically connected to the sound amplification device 210, the decibel meter 220, the noise suppression device 230, the display device 240, the high-decibel alert device 250, and the control device 260. The charging mode of the power supply device 270 can be implemented by wire charging or non-wire charging. The non-wire type charging is implemented by means of solar charging or by means of electromagnetic wave charging.

Although in the above embodiment, the control device 260 has the storage device 261 for storing the preset volume value, which is not intended to limit the present invention, those skilled in the art will know that if it is the processing module of the control device 260 (not drawn The display itself has a storage space, and then the storage space can be directly used to store the preset volume value, so that the storage device 261 can be omitted. Of course, the above-mentioned control device 260 is only an embodiment. In fact, the control device 260 has many hardware forms that can be changed by any person skilled in the art, and therefore will not be described again.

In summary, in the decibel meter of the present invention, due to the decibel sensor Sensing the sound intensity of the surrounding environment, and controlling the decibel display to display the decibel value and controlling the high decibel alarm to display the warning state by the microcontroller according to the sensing signal generated by the decibel sensor, so the decibel meter of the present invention can not only Instantly know the decibel value of the sound intensity of the surrounding environment, and immediately know the hazard level caused by the sound intensity of the surrounding environment to the human body according to the warning state. In addition, the volume control system of the present invention uses the above-mentioned decibel meter, so that the control device inside the system can control the sound amplifying device to automatically lower its volume according to the sensing signal generated by the decibel meter.

While the present invention has been described in its preferred embodiments, the present invention is not intended to limit the invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application.

10‧‧‧ decibel meter

120‧‧‧High Decibel Alert

121‧‧‧dB display

130‧‧‧ decibel sensor

140‧‧‧Microcontroller

141‧‧‧ storage unit

150‧‧‧Power supply

Claims (15)

A decibel meter includes: a high decibel alerter; a decibel sensor for sensing a sound intensity of the surrounding environment to generate a sensing signal; and a microcontroller electrically connected to the high decibel alerter The decibel sensor controls the high decibel alarm to display a decibel value according to the sensing signal, and the microcontroller further determines whether the sensing signal is greater than a first preset decibel value, when the sensing signal is greater than the decibel signal When the first preset decibel value is used, the high-decibel alerter is further controlled to present an alert state. The decibel meter according to claim 1, wherein the high-decibel warning device comprises a plurality of different color LEDs, or comprises a warning totem or a warning symbol. The decibel meter according to claim 1, wherein the high decibel alarm comprises a decibel display, wherein the decibel display is configured to display the decibel value, and when the microcontroller determines that the sensing signal is greater than the first preset At the decibel value, the microcontroller controls the decibel display of the high-decibel alerter to display the decibel value in a blinking manner. The decibel meter according to claim 1, further comprising a second preset decibel value, wherein the micro controller controls the high decibel alarm when the sensing signal is greater than the first preset decibel value The alert state presents a first color, and when the sense signal is greater than the second preset decibel value, the microcontroller controls the alert state of the high-decibel alerter to assume a second color. The decibel meter described in claim 1 is implemented by a non-wire type charging system, which is implemented by a solar charging or an electromagnetic wave charging. The decibel meter of claim 1, wherein the microcontroller has a storage unit for storing the preset decibel value. The decibel meter described in claim 1 of the patent application can be integrated into a mobile device including a smart phone or a tablet. A volume control system includes: a sound amplification device; a decibel meter for sensing a sound intensity of the surrounding environment to generate a sensing signal; and a control device electrically connected to the sound amplification device and the decibel meter, The control device is configured to receive the sensing signal generated by the decibel meter, and determine whether the sensing signal belongs to a preset volume value range, and when the sensing signal belongs to the preset volume value range, the control device controls the The PA device automatically lowers its volume. The volume control system of claim 8, further comprising a noise suppression device electrically connected to the control device, wherein the control device controls the noise suppression device to suppress ambient noise according to the sensing signal. The volume control system of claim 8, further comprising a display device electrically connected to the control device, wherein the control device controls the display device to display a decibel value according to the sensing signal. The volume control system of claim 8 further includes a high-decibel alerting device electrically connected to the control device, and the control device controls the high-decibel alerting device to display an alert state according to the sensing signal. The volume control system of claim 11, wherein the high-decibel warning device comprises a plurality of different colors of light-emitting diodes, or comprises a warning totem or a warning symbol. The volume control system of claim 11, wherein the preset volume value range further includes a first preset volume value and a second preset volume value, when the sensing signal is greater than the first preset At the volume value, the control device controls the alert state of the high-decibel alert device to present a first color, and when the sense signal is greater than the second preset volume value, the control device controls the alert state of the high-decibel alert device Present a second color. The volume control system described in claim 8 is implemented by a non-wire type charging system, which is implemented by a solar charging or an electromagnetic wave charging. The volume control system of claim 8, wherein the control device has a storage device for storing the preset volume value range.