CN211557570U

CN211557570U - Intelligent lamp belt

Info

Publication number: CN211557570U
Application number: CN201922087577.1U
Authority: CN
Inventors: 陈才
Original assignee: Shenzhen Kuke Intelligent Technology Co ltd
Current assignee: Shenzhen Kuke Intelligent Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-09-22
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an intelligent lamp area, intelligent lamp area includes: the acquisition unit is used for acquiring audio signals; the audio signal at least comprises an external sound signal and an internal sound signal, and the acquisition unit at least comprises a microphone and an audio acquisition chip; a control unit for receiving the audio signal and outputting a control signal; and one end of the switching unit is electrically connected with the microphone and the audio acquisition chip, and the other end of the switching unit is electrically connected with the control unit. The technical scheme provided by the utility model, following advantage has: the microphone or the collection module built in the playing unit is used as a unit for collecting audio signals, then the real-time audio signals are converted into control switch signals for controlling the light emitting of the lamp strip, so that the color and the brightness of the lamp strip can dance along with music, and plug and play are realized.

Description

Intelligent lamp belt

Technical Field

The utility model relates to an intelligent lamp area technical field especially relates to an intelligent lamp area.

Background

At present, a plurality of lamp belts are available on the market, most of the lamp belts are common lamp belts, and the control method of the lamp belts is that an infrared receiving control module controls a soft packaged lamp bar and an infrared remote controller is used for controlling the lamp bar; or a wireless module is used for controlling the lamp strip, and the switch of the APP control lamp strip at the handheld end is controlled. The lamp strip with common control on the market can not convert the sound sensed by human ears into real-time light rhythm, and the use of the lamp strip is greatly limited.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an intelligent lamp area can convert the sound that the people's ear can the perception into real-time light rhythm.

The embodiment of the utility model provides a first aspect provides an intelligent lamp area, intelligent lamp area includes:

the acquisition unit is used for acquiring audio signals; the audio signal at least comprises an internal sound signal, and the acquisition unit at least comprises a microphone and an audio acquisition chip;

a control unit for receiving the audio signal and outputting a control signal;

one end of the switching unit is electrically connected with the microphone and the audio acquisition chip, the other end of the switching unit is electrically connected with the control unit, and the switching unit is used for electrically connecting one of the microphone and the audio acquisition chip with the control unit;

and the light-emitting unit is used for receiving the control signal and emitting light according to the control signal.

As an improvement, the audio acquisition chip is in communication connection with the intelligent device through a data line so that the acquisition unit acquires the characteristic signal of the internal sound signal, wherein the internal sound signal is generated by the playing unit.

As an improvement, the characteristic signals include timbre, frequency and loudness.

As an improvement, the playing unit is a smart playing device.

As an improvement, an automatic gain control unit is electrically connected between the microphone and the control unit, and the automatic gain control unit amplifies and balances the level of the internal sound signal collected by the collection unit.

The technical scheme provided by the utility model, following advantage has: the microphone or the collection module built in the playing unit is used as a unit for collecting sound signals, then the real-time sound signals are converted into control switch signals for controlling the light emitting of the lamp strip, so that the color and the brightness of the lamp strip can dance along with music, and plug and play are realized.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

Fig. 1 is a schematic structural view of the intelligent lamp strip provided by an embodiment of the present invention.

Fig. 2 is a flowchart of a control method for the smart light strip according to an embodiment of the present invention.

In the figure: 10. a playback unit; 11. an acquisition module; 20. an intelligent lamp belt; 21. a microphone; 22. a switching unit; 23. a control unit; 24. a light emitting unit.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a view of an intelligent light strip 20 provided by the present invention, where the intelligent light strip 20 includes:

the acquisition unit is used for acquiring audio signals; the audio signal at least comprises an external sound signal and an internal sound signal, the acquisition unit comprises a microphone 21 for acquiring the external sound signal and a data acquisition chip 11 for acquiring the internal sound signal, wherein the internal sound signal is generated by a playing unit 10, and preferably, the playing unit 10 is an intelligent playing device; in one embodiment, the internal sound signal is regular sound wave frequency and amplitude variation information, such as music; the external sound signal has no regular frequency and amplitude change information of sound waves, such as hurricane, sea wave, earthquake, polar light and magnetic storm; whether the audio signal has regular sound wave frequency and amplitude change information is judged to be an internal sound signal or an external sound signal.

A switching unit 22, one end of the switching unit 22 is electrically connected to the microphone 21 and the audio acquisition chip 11, the other end of the switching unit 22 is electrically connected to the control unit 23, and the switching unit 22 is configured to electrically connect one of the microphone 21 and the audio acquisition chip 11 to the control unit 23; it should be noted that, at the same time, only one of the microphone 21 and the audio acquisition chip 11 works, but the two cannot work at the same time; it should be noted that the audio signal may be collected by the microphone 21, and then whether the audio signal is an external sound signal or an internal sound signal is analyzed, and then the corresponding collecting unit 11 is selected; in addition, the microphone 21 or the data acquisition chip 11 can be switched manually to work.

The following describes in detail a communication manner when the switching unit 22 connects the data acquisition chip 11 to the control unit 23 in a communication manner, where the data acquisition chip 11 is connected to the playing unit 10 in a communication manner so that the data acquisition chip 11 acquires an internal sound signal of the playing unit 10; specifically, the data acquisition chip 11 is in communication connection with the smart light band 20 through a data line, so as to send the internal sound signal to the smart light band 20; the following describes a communication mode when the microphone 21 is connected to the control unit 23 through the switching unit 22, and the microphone 21 collects natural sound generated by a series of meteorological phenomena and other geophysical phenomena (such as hurricane, sea wave, earthquake, polar light, and magnetic storm) after the natural sound is transmitted to the air through a medium after the external sound signal is generated in nature.

A control unit 23 for receiving the audio signal and outputting a control signal;

specifically, after the control unit 23 receives the audio signal collected by the microphone 21 or the collection module 11, the type of the audio signal is an analog electrical signal, the control unit 23 converts the analog electrical signal into a digital electrical signal, and then converts the digital electrical signal into a corresponding pulse width modulation control signal through a preset algorithm.

Preferably, an automatic gain control unit is electrically connected between the microphone 21 and the control unit 23, and the automatic gain control unit amplifies and balances the level of the external sound signal collected by the microphone 21, for example, the amplification factor of an audio signal at a longer distance is increased.

A light emitting unit 24, wherein the light emitting unit 24 is configured to receive the control signal and emit light according to the control signal; specifically, after receiving the pulse width modulation control signal, the driver of the intelligent lamp strip 20 drives the corresponding R (red LED) G (green LED B (blue LED) pin to output a control signal level, and the microphone 21 or the acquisition module 11 is used as a unit for acquiring an audio signal, and then the real-time audio signal is converted into a control switch signal for controlling the lamp strip to emit light, so that the color and brightness of the lamp strip can dance along with music, and plug and play are achieved.

The utility model also discloses a control method in intelligent lamp area, intelligent lamp area is above-mentioned intelligent lamp area, specifically includes following step:

step S10: the acquisition module acquires an audio signal; the audio signals at least comprise external sound signals and internal sound signals, the plurality of acquisition modules at least comprise microphones and audio acquisition chips, and only one acquisition module acquires the audio signals at the same time;

specifically, the step of acquiring the audio signal by the acquisition module specifically includes step S101 to step S103 or step S201 to step S202:

step S101: a microphone collects mechanical waves of the external sound signals; wherein the ambient sound signal comprises natural sound;

step S102: a microphone converts the mechanical waves into analog electrical signals;

step S103: the automatic gain control unit amplifies and balances the analog electric signal to form a processed balance signal and sends the processed balance signal to the control unit;

step S201: the intelligent lamp belt is in communication connection with the intelligent playing unit in a wired mode so that the audio acquisition chip acquires internal sound signals generated by the playing unit;

step S202: and the audio acquisition chip sends the internal sound signal to the control unit through a data line.

It should be noted that the audio signal is acquired by the audio acquisition chip or the microphone, and the audio acquisition chip or the microphone can be applied to different scenes, for example, natural sound can be acquired by the microphone, so that the smart light band can rhythm with natural sound; for another example, when listening to music, the audio acquisition chip can be used for capturing characteristic signals of music such as tone, frequency and loudness with high precision; it should be further noted that the microphone collection mode and the audio collection chip collection mode can be switched by a switching unit (such as a switch button), but not limited thereto.

Step S20: converting the audio signal into a control signal; the converting the audio signal into the control signal specifically includes:

step S21: the controller converts the format of the audio signal into a digital signal;

step S22: the controller calculates the digital signal through a preset algorithm and outputs a corresponding control signal after calculation;

step S30: and receiving the control signal and emitting light according to the control signal.

Referring to fig. 2, the predetermined algorithm includes the following steps:

step a: acquiring numerical values of the digital signals at the current moment and the previous moment;

step b: calculating the difference value between the numerical value of the digital signal at the current moment and the numerical value of the digital signal at the last moment to obtain a numerical value difference;

step c: judging whether the numerical difference is larger than a first preset value or not; when the numerical difference is larger than a first preset value, executing the step d; when the numerical difference is not larger than a first preset value, executing the step h;

step d: multiplying the first preset value by a multiple a to obtain a multiple value difference;

step e: judging whether the a multiple value difference is larger than a second preset value or not; the second preset value is the maximum brightness value of the light bar, and is greater than 0 and less than the first preset value and less than the second preset value; when the difference of the multiple values a is larger than a second preset value, executing the step f; executing g when the difference of the multiple values is not greater than a second preset value;

step f: outputting a control signal with the numerical value of a second preset value;

step g: outputting a control signal with a numerical value of a multiple value difference;

step h: outputting a control signal with a numerical value of a third preset value; wherein the third preset value is more than 0 and less than the first preset value.

The utility model also discloses a predetermined algorithm's application method specifically includes:

within a first preset time, a first color channel of the light bar outputs a control signal with a numerical value of a fourth preset value; wherein the fourth preset value is more than 0 and less than the second preset value; the other two color channels of the light bar output corresponding control signals after calculation through a preset algorithm;

within a second preset time after the first preset time, outputting a control signal with a numerical value of a fourth preset value by a second color channel of the lamp strip; the other two color channels of the light bar output corresponding control signals after calculation through a preset algorithm;

within a third preset time after the second preset time, a third color channel of the light bar outputs a control signal with a numerical value of a fourth preset value; the other two color channels of the light bar output corresponding control signals after calculation through a preset algorithm;

and executing the step of the lamp strip in the first preset time after executing the step in the third preset time.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A smart light strip, comprising:

the acquisition unit is used for acquiring audio signals; the audio signal at least comprises an external sound signal and an internal sound signal, and the acquisition unit at least comprises a microphone and an audio acquisition chip;

a control unit for receiving the audio signal and outputting a control signal;

2. The smart light strip of claim 1, wherein: the audio acquisition chip is in communication connection with the intelligent equipment through a data line so that the acquisition unit acquires characteristic signals of the internal sound signals, wherein the internal sound signals are generated by the playing unit.

3. A smart light strip as claimed in claim 2, wherein: the characteristic signal comprises timbre, frequency and loudness.

4. A smart light strip as claimed in claim 2, wherein: the playing unit is an intelligent playing device.

5. The smart light strip of claim 1, wherein: an automatic gain control unit is electrically connected between the microphone and the control unit and amplifies and balances the level of the internal sound signal acquired by the acquisition unit.