CN104135697A - Bluetooth-based smart resonance loudspeaker box and control method thereof - Google Patents
Bluetooth-based smart resonance loudspeaker box and control method thereof Download PDFInfo
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- CN104135697A CN104135697A CN201410372244.2A CN201410372244A CN104135697A CN 104135697 A CN104135697 A CN 104135697A CN 201410372244 A CN201410372244 A CN 201410372244A CN 104135697 A CN104135697 A CN 104135697A
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Abstract
The present invention relates to a Bluetooth-based smart resonance loudspeaker box and control method thereof. The Bluetooth-based smart resonance loudspeaker box comprises a power switch, a lithium battery, a control circuit board, a face light plate, a track switch, an awakening device and a resonator, the control circuit board comprises a single chip microcomputer, a power management circuit, a Bluetooth module, a reset circuit and a power amplifier circuit; the single chip microcomputer is connected with the face light plate, the track switch, the power management circuit, the Bluetooth module and the reset circuit, respectively; the power switch, the lithium battery and the power management circuit are connected in order; the power management circuit is also connected with the Bluetooth module, the reset circuit and the power amplifier circuit respectively; the reset circuit is also connected with the awakening device; and the Bluetooth module is also connected with the power amplifier circuit which is also connected with the resonator. The present invention realizes the control and the Bluetooth audio transmission of the loudspeaker box through wireless Bluetooth, which is more convenient in use while ensuring the tone quality.
Description
Technical field
The present invention relates to a kind of audio amplifier, particularly disclose a kind of intelligent resonance sound box based on bluetooth.
Background technology
Current traditional audio amplifier by power line or the power supply of USB line, connects computer, mobile phone or other device transmission audio signals by tone frequency channel wire or USB line mostly.Such occupation mode, makes user cannot break away from line, has limited the scope of application.Meanwhile, common audio amplifier adopts loudspeaker, belongs to monophony output, and acoustical quality is poor, if make solid sound box, must have two audio amplifiers in left and right to realize.
Adopt Bluetooth technology can realize the wireless connections between audio amplifier and media, do not need the entity connecting line such as tone frequency channel wire, USB line just can play the audio file on the equipment such as computer cell phone.Application number 201310632298.3,201310126972.0,201310631560.2 patent, discloses respectively a kind of Baffle Box of Bluetooth, and these Baffle Box of Bluetooth adopt traditional articulation type, are not stereo, and tonequality is not good.
Application number is 201320625239.9 utility model patent, discloses a kind of employing USB and has been connected the human-like resonance sound box of machine with computer.This technology has solved use monophony and has reached stereosonic problem, but this audio amplifier must connect computer, can not wirelessly use, and can not connect the mobile devices such as mobile phone.
Summary of the invention
The object of the invention is to overcome the defect existing in prior art, provide a kind of and there is interactive capability, do not need to adopt intelligent resonance sound box and the control method thereof based on bluetooth that tone frequency channel wire is connected with mobile device and acoustical quality is good, easy to use.
The present invention is achieved in that a kind of intelligent resonance sound box based on bluetooth, it is characterized in that: comprise mains switch, lithium battery, control circuit board, expression lamp plate, song switch, Rouser, resonance body, described control circuit board comprises single-chip microcomputer, electric power management circuit, bluetooth module, reset circuit, power amplifier;
Described single-chip microcomputer is connected with described expression lamp plate, song switch, electric power management circuit, bluetooth module, reset circuit respectively;
Described mains switch, lithium battery, electric power management circuit are connected successively; Described electric power management circuit is also connected with described bluetooth module, reset circuit, power amplifier respectively; Described reset circuit is also connected with described Rouser;
Described bluetooth module is connected with described power amplifier, and described power amplifier is also connected with described resonance body.
Described control circuit board also comprises voice module, and described voice module is connected with described single-chip microcomputer, electric power management circuit, power amplifier respectively.
Described expression lamp plate is LED array, and is made up of the left eye expression lamp plate being connected with described single-chip microcomputer respectively, right eye expression lamp plate.
A kind of control method of the intelligent resonance sound box based on bluetooth as above, it is characterized in that: after described mains switch is opened, described lithium battery is given described control circuit board power supply by electric power management circuit, described single-chip microcomputer starts, control described expression lamp plate blinker pattern, open bluetooth module simultaneously;
Described bluetooth module is for carrying out wireless interconnected with mobile device, read the audio signal from described mobile device, and described audio signal is sent to power amplifier, and described power amplifier is passed to described resonance body after described audio signal is amplified, and resonance body is by mechanical oscillation sounding;
Described song switch is for switching the audio-frequency music of described mobile device, described song switch sends switching signal to described single-chip microcomputer, single-chip microcomputer is converted to switching signal after switching controls order, sends to described mobile device and control the switching of song via bluetooth module;
In the time that described mobile device and described bluetooth module disconnect or described single-chip microcomputer presets the response time and mobile device absence of audio signal outputs to bluetooth module within the described response time, described single-chip microcomputer enters park mode, and described expression lamp plate is closed.
When described single-chip microcomputer is during at park mode, to press after described Rouser, Rouser transmits a signal to reset circuit, reset circuit sends reset signal to described single-chip microcomputer, single-chip microcomputer starts after receiving reset signal, opens bluetooth module and expression lamp plate simultaneously, enters normal use pattern; In the time of powered-down switch, whole system power supply is cut off.
Described Single-chip Controlling voice module is by power amplifier, resonance body sounding, and the audio signal of described voice module is imported described power amplifier into, after power amplifier amplifies, is sent to described resonance body, and resonance body is by mechanical oscillation sounding.
In the time that electric power management circuit detects described electric quantity of lithium battery lower than set point, electric power management circuit sends low electric quantity signal to single-chip microcomputer, single-chip microcomputer sends charge prompting signal to voice module, voice module sends charge prompting voice signal to power amplifier, after amplifying, pass to resonance body, resonance body makes the medium of its below produce mechanical oscillation sounding.
The invention has the beneficial effects as follows: adopt resonance sounding principle, very little volume has just reached the audio of high-quality; Realize control and the Bluetooth audio frequency transmission to audio amplifier by wireless blue tooth, the present invention is used in ensureing tonequality convenient.
Brief description of the drawings
Fig. 1 is frame principle figure of the present invention.
Embodiment
According to Fig. 1, the present invention includes mains switch, lithium battery, control circuit board, expression lamp plate, song switch, Rouser, resonance body, described control circuit board comprises single-chip microcomputer, electric power management circuit, bluetooth module, reset circuit, voice module, power amplifier.Wherein said expression lamp plate is LED array, and is made up of the left eye expression lamp plate being connected with described single-chip microcomputer respectively, right eye expression lamp plate.
Described single-chip microcomputer is connected with described left eye expression lamp plate, right eye expression lamp plate, song switch, electric power management circuit, bluetooth module, reset circuit, voice module respectively.
Described mains switch, lithium battery, electric power management circuit are connected successively; Described electric power management circuit is also connected with described bluetooth module, reset circuit, voice module, power amplifier respectively; Described reset circuit is also connected with described Rouser.
Described bluetooth module is connected with described power amplifier, and described power amplifier is also connected with described resonance body.
Described voice module is connected with described single-chip microcomputer, electric power management circuit, power amplifier respectively.
According to Fig. 1, a kind of control method of the intelligent resonance sound box based on bluetooth as above: after described mains switch is opened, described lithium battery is given described control circuit board power supply by electric power management circuit, described single-chip microcomputer starts, control described expression lamp plate blinker pattern, open bluetooth module simultaneously;
Described bluetooth module is for carrying out wireless interconnected with mobile device, read the audio signal from described mobile device, and described audio signal is sent to power amplifier, and described power amplifier is passed to described resonance body after described audio signal is amplified, and resonance body is by mechanical oscillation sounding;
Described song switch is for switching the audio-frequency music of described mobile device, described song switch sends switching signal to described single-chip microcomputer, single-chip microcomputer is converted to switching signal after switching controls order, sends to described mobile device and control the switching of song via bluetooth module;
When described mobile device and the disconnection of described bluetooth module, described single-chip microcomputer enters park mode, and described expression lamp plate is closed.Or described single-chip microcomputer presets the response time, when within the described response time, mobile device absence of audio signal outputs to bluetooth module, described single-chip microcomputer enters park mode, and described expression lamp plate is closed.
When described single-chip microcomputer is during at park mode, to press after described Rouser, Rouser transmits a signal to reset circuit, reset circuit sends reset signal to described single-chip microcomputer, single-chip microcomputer starts after receiving reset signal, opens bluetooth module and expression lamp plate simultaneously, enters normal use pattern; In the time of powered-down switch, whole system power supply is cut off.
Described Single-chip Controlling voice module is by power amplifier, resonance body sounding, and the audio signal of described voice module is imported described power amplifier into, after power amplifier amplifies, is sent to described resonance body, and resonance body is by mechanical oscillation sounding.
In the time that electric power management circuit detects described electric quantity of lithium battery lower than set point, electric power management circuit sends low electric quantity signal to single-chip microcomputer, single-chip microcomputer sends charge prompting signal to voice module, voice module sends charge prompting voice signal to power amplifier, after amplifying, pass to resonance body, resonance body makes the medium of its below produce mechanical oscillation sounding.
In practice, the model that single-chip microcomputer of the present invention can select company of STMicw Electronics (ST) to produce is model that STM8S003F3P6 or grace intelligence Pu semiconductor (NXP) company the produce single-chip microcomputer that is LPC1788 etc.Described expression lamp plate: can adopt 7 × 7 LED array, show specific pattern or numeral.Described Rouser can be a button, or by combining with the arm of robot, forms arm rotary knob.
Claims (7)
1. the intelligent resonance sound box based on bluetooth, it is characterized in that: comprise mains switch, lithium battery, control circuit board, expression lamp plate, song switch, Rouser, resonance body, described control circuit board comprises single-chip microcomputer, electric power management circuit, bluetooth module, reset circuit, power amplifier;
Described single-chip microcomputer is connected with described expression lamp plate, song switch, electric power management circuit, bluetooth module, reset circuit respectively;
Described mains switch, lithium battery, electric power management circuit are connected successively; Described electric power management circuit is also connected with described bluetooth module, reset circuit, power amplifier respectively; Described reset circuit is also connected with described Rouser;
Described bluetooth module is also connected with described power amplifier, and described power amplifier is also connected with described resonance body.
2. according to the intelligent resonance sound box based on bluetooth described in claim 1, it is characterized in that: described control circuit board also comprises voice module, described voice module is connected with described single-chip microcomputer, electric power management circuit, power amplifier respectively.
3. according to the intelligent resonance sound box based on bluetooth described in claim 1, it is characterized in that: described expression lamp plate is LED array, and formed by the left eye expression lamp plate being connected with described single-chip microcomputer respectively, right eye expression lamp plate.
4. one kind as the control method of the intelligent resonance sound box based on bluetooth as described in any one in claim 1-3, it is characterized in that: after described mains switch is opened, described lithium battery is given described control circuit board power supply by electric power management circuit, described single-chip microcomputer starts, control described expression lamp plate blinker pattern, open bluetooth module simultaneously;
Described bluetooth module is for carrying out wireless interconnected with mobile device, read the audio signal from described mobile device, and described audio signal is sent to power amplifier, and described power amplifier is passed to described resonance body after described audio signal is amplified, and resonance body is by mechanical oscillation sounding;
Described song switch is for switching the audio-frequency music of described mobile device, described song switch sends switching signal to described single-chip microcomputer, single-chip microcomputer is converted to switching signal after switching controls order, sends to described mobile device and control the switching of song via bluetooth module;
In the time that described mobile device and described bluetooth module disconnect or described single-chip microcomputer presets the response time and mobile device absence of audio signal outputs to bluetooth module within the described response time, described single-chip microcomputer enters park mode, and described expression lamp plate is closed.
5. when described single-chip microcomputer is during at park mode, press after described Rouser, Rouser transmits a signal to reset circuit, reset circuit sends reset signal to described single-chip microcomputer, single-chip microcomputer starts after receiving reset signal, open bluetooth module and expression lamp plate simultaneously, enter normal use pattern.
6. the control method of the intelligent resonance sound box based on bluetooth according to claim 4, it is characterized in that: described Single-chip Controlling voice module is by power amplifier, resonance body sounding, the audio signal of described voice module is imported described power amplifier into, after power amplifier amplifies, be sent to described resonance body, resonance body is by mechanical oscillation sounding.
7. the control method of the intelligent resonance sound box based on bluetooth according to claim 4, it is characterized in that: in the time that electric power management circuit detects described electric quantity of lithium battery lower than set point, electric power management circuit sends low electric quantity signal to single-chip microcomputer, single-chip microcomputer sends charge prompting signal to voice module, voice module sends charge prompting voice signal to power amplifier, after amplifying, pass to resonance body, resonance body makes the medium of its below produce mechanical oscillation sounding.
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| CN201410372244.2A CN104135697A (en) | 2014-07-31 | 2014-07-31 | Bluetooth-based smart resonance loudspeaker box and control method thereof |
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| CN201410372244.2A CN104135697A (en) | 2014-07-31 | 2014-07-31 | Bluetooth-based smart resonance loudspeaker box and control method thereof |
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| CN104507009A (en) * | 2014-12-26 | 2015-04-08 | 深圳市健宁科技有限公司 | Bluetooth loudspeaker box control circuit |
| CN107948879A (en) * | 2017-12-25 | 2018-04-20 | 广州市尊浪电器有限公司 | A kind of Bluetooth audio device and audio controlling method with protective cover |
| CN108012219A (en) * | 2017-12-25 | 2018-05-08 | 广州市尊浪电器有限公司 | A kind of speaker control method |
| CN108093346A (en) * | 2017-12-25 | 2018-05-29 | 广州市尊浪电器有限公司 | A kind of energy saving speaker |
| CN108604180A (en) * | 2016-05-13 | 2018-09-28 | 谷歌有限责任公司 | The LED design language of visual effect for Voice User Interface |
| US11341964B2 (en) | 2016-05-10 | 2022-05-24 | Google Llc | Voice-controlled media play in smart media environment |
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